/* Implementation of GUI terminal on the Microsoft W32 API.
- Copyright (C) 1989, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001
- Free Software Foundation, Inc.
+ Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+ 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GNU Emacs.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
#include <config.h>
#include <signal.h>
#define abs(x) ((x) < 0 ? -(x) : (x))
-#define BETWEEN(X, LOWER, UPPER) ((X) >= (LOWER) && (X) < (UPPER))
-
\f
/* Fringe bitmaps. */
-enum fringe_bitmap_type
-{
- NO_FRINGE_BITMAP,
- LEFT_TRUNCATION_BITMAP,
- RIGHT_TRUNCATION_BITMAP,
- OVERLAY_ARROW_BITMAP,
- CONTINUED_LINE_BITMAP,
- CONTINUATION_LINE_BITMAP,
- ZV_LINE_BITMAP
-};
-
-/* Bitmaps are all unsigned short, as Windows requires bitmap data to
- be Word aligned. For some reason they are horizontally reflected
- compared to how they appear on X, so changes in xterm.c should be
- reflected here. */
-
-/* Bitmap drawn to indicate lines not displaying text if
- `indicate-empty-lines' is non-nil. */
-
-#define zv_width 8
-#define zv_height 72
-#define zv_period 3
-static unsigned short zv_bits[] = {
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00,
- 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x3c, 0x00};
-static HBITMAP zv_bmp;
-
-/* An arrow like this: `<-'. */
-
-#define left_width 8
-#define left_height 8
-static unsigned short left_bits[] = {
- 0x18, 0x30, 0x60, 0xfc, 0xfc, 0x60, 0x30, 0x18};
-static HBITMAP left_bmp;
-
-/* Right truncation arrow bitmap `->'. */
-
-#define right_width 8
-#define right_height 8
-static unsigned short right_bits[] = {
- 0x18, 0x0c, 0x06, 0x3f, 0x3f, 0x06, 0x0c, 0x18};
-static HBITMAP right_bmp;
-
-/* Marker for continued lines. */
-
-#define continued_width 8
-#define continued_height 8
-static unsigned short continued_bits[] = {
- 0x3c, 0x3e, 0x03, 0x27, 0x3f, 0x3e, 0x3c, 0x3e};
-static HBITMAP continued_bmp;
-
-/* Marker for continuation lines. */
-
-#define continuation_width 8
-#define continuation_height 8
-static unsigned short continuation_bits[] = {
- 0x3c, 0x7c, 0xc0, 0xe4, 0xfc, 0x7c, 0x3c, 0x7c};
-static HBITMAP continuation_bmp;
-
-/* Overlay arrow bitmap. */
-
-#if 0
-/* A bomb. */
-#define ov_width 8
-#define ov_height 8
-static unsigned short ov_bits[] = {
- 0x0c, 0x10, 0x3c, 0x7e, 0x5e, 0x5e, 0x46, 0x3c};
-#else
-/* A triangular arrow. */
-#define ov_width 8
-#define ov_height 8
-static unsigned short ov_bits[] = {
- 0xc0, 0xf0, 0xf8, 0xfc, 0xfc, 0xf8, 0xf0, 0xc0};
-#endif
-static HBITMAP ov_bmp;
-
-extern Lisp_Object Qhelp_echo;
+static int max_fringe_bmp = 0;
+static HBITMAP *fringe_bmp = 0;
-\f
/* Non-nil means Emacs uses toolkit scroll bars. */
Lisp_Object Vx_toolkit_scroll_bars;
-/* If a string, w32_read_socket generates an event to display that string.
- (The display is done in read_char.) */
-
-static Lisp_Object help_echo;
-static Lisp_Object help_echo_window;
-static Lisp_Object help_echo_object;
-static int help_echo_pos;
-
/* Temporary variables for w32_read_socket. */
-static Lisp_Object previous_help_echo;
static int last_mousemove_x = 0;
static int last_mousemove_y = 0;
+/* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
+#ifndef GET_WHEEL_DELTA_WPARAM
+#define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
+#endif
+
/* Non-zero means that a HELP_EVENT has been generated since Emacs
start. */
static int any_help_event_p;
-/* Non-zero means autoselect window with the mouse cursor. */
-
-int mouse_autoselect_window;
-
/* Last window where we saw the mouse. Used by mouse-autoselect-window. */
static Lisp_Object last_window;
-/* Non-zero means draw block and hollow cursor as wide as the glyph
- under it. For example, if a block cursor is over a tab, it will be
- drawn as wide as that tab on the display. */
-
-int x_stretch_cursor_p;
+/* Non-zero means make use of UNDERLINE_POSITION font properties.
+ (Not yet supported, see TODO in x_draw_glyph_string.) */
+int x_use_underline_position_properties;
-/* Non-zero means make use of UNDERLINE_POSITION font properties. */
+/* Non-zero means to draw the underline at the same place as the descent line. */
-int x_use_underline_position_properties;
+int x_underline_at_descent_line;
extern unsigned int msh_mousewheel;
/* This is a frame waiting to be autoraised, within w32_read_socket. */
struct frame *pending_autoraise_frame;
-/* Nominal cursor position -- where to draw output.
- HPOS and VPOS are window relative glyph matrix coordinates.
- X and Y are window relative pixel coordinates. */
-
-struct cursor_pos output_cursor;
-
/* The handle of the frame that currently owns the system caret. */
HWND w32_system_caret_hwnd;
int w32_system_caret_height;
for Far East languages. */
int w32_enable_unicode_output;
+/* Flag to enable Cleartype hack for font metrics. */
+static int cleartype_active;
+
DWORD dwWindowsThreadId = 0;
HANDLE hWindowsThread = NULL;
DWORD dwMainThreadId = 0;
HANDLE hMainThread = NULL;
-#ifndef SIF_ALL
-/* These definitions are new with Windows 95. */
-#define SIF_RANGE 0x0001
-#define SIF_PAGE 0x0002
-#define SIF_POS 0x0004
-#define SIF_DISABLENOSCROLL 0x0008
-#define SIF_TRACKPOS 0x0010
-#define SIF_ALL (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS)
-
-typedef struct tagSCROLLINFO
-{
- UINT cbSize;
- UINT fMask;
- int nMin;
- int nMax;
- UINT nPage;
- int nPos;
- int nTrackPos;
-} SCROLLINFO, FAR *LPSCROLLINFO;
-typedef SCROLLINFO CONST FAR *LPCSCROLLINFO;
-#endif /* SIF_ALL */
-
-/* Dynamic linking to new proportional scroll bar functions. */
-int (PASCAL *pfnSetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi, BOOL fRedraw);
-BOOL (PASCAL *pfnGetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi);
-
int vertical_scroll_bar_min_handle;
int vertical_scroll_bar_top_border;
int vertical_scroll_bar_bottom_border;
/* Where the mouse was last time we reported a mouse event. */
-FRAME_PTR last_mouse_frame;
static RECT last_mouse_glyph;
+static FRAME_PTR last_mouse_glyph_frame;
static Lisp_Object last_mouse_press_frame;
-Lisp_Object Vw32_num_mouse_buttons;
+int w32_num_mouse_buttons;
Lisp_Object Vw32_swap_mouse_buttons;
extern Lisp_Object Vcommand_line_args, Vsystem_name;
-extern Lisp_Object Qface, Qmouse_face;
-
#ifndef USE_CRT_DLL
extern int errno;
#endif
extern EMACS_INT extra_keyboard_modifiers;
-/* Enumeration for overriding/changing the face to use for drawing
- glyphs in x_draw_glyphs. */
-
-enum draw_glyphs_face
-{
- DRAW_NORMAL_TEXT,
- DRAW_INVERSE_VIDEO,
- DRAW_CURSOR,
- DRAW_MOUSE_FACE,
- DRAW_IMAGE_RAISED,
- DRAW_IMAGE_SUNKEN
-};
-
static void x_update_window_end P_ ((struct window *, int, int));
-static void frame_to_window_pixel_xy P_ ((struct window *, int *, int *));
void w32_delete_display P_ ((struct w32_display_info *));
-static int fast_find_position P_ ((struct window *, int, int *, int *,
- int *, int *, Lisp_Object));
-static int fast_find_string_pos P_ ((struct window *, int, Lisp_Object,
- int *, int *, int *, int *, int));
-static void set_output_cursor P_ ((struct cursor_pos *));
-static struct glyph *x_y_to_hpos_vpos P_ ((struct window *, int, int,
- int *, int *, int *, int));
-static void note_mode_line_or_margin_highlight P_ ((struct window *, int,
- int, int));
-static void note_mouse_highlight P_ ((struct frame *, int, int));
-static void note_tool_bar_highlight P_ ((struct frame *f, int, int));
static void w32_handle_tool_bar_click P_ ((struct frame *,
struct input_event *));
-static void show_mouse_face P_ ((struct w32_display_info *,
- enum draw_glyphs_face));
-static int cursor_in_mouse_face_p P_ ((struct window *));
-static int clear_mouse_face P_ ((struct w32_display_info *));
void w32_define_cursor P_ ((Window, Cursor));
void x_lower_frame P_ ((struct frame *));
void w32_initialize P_ ((void));
static void x_font_min_bounds P_ ((XFontStruct *, int *, int *));
int x_compute_min_glyph_bounds P_ ((struct frame *));
-static void x_draw_phys_cursor_glyph P_ ((struct window *,
- struct glyph_row *,
- enum draw_glyphs_face));
static void x_update_end P_ ((struct frame *));
static void w32_frame_up_to_date P_ ((struct frame *));
static void w32_set_terminal_modes P_ ((void));
static void w32_reset_terminal_modes P_ ((void));
-static void w32_cursor_to P_ ((int, int, int, int));
-static void x_write_glyphs P_ ((struct glyph *, int));
-static void x_clear_end_of_line P_ ((int));
static void x_clear_frame P_ ((void));
-static void x_clear_cursor P_ ((struct window *));
static void frame_highlight P_ ((struct frame *));
static void frame_unhighlight P_ ((struct frame *));
static void x_new_focus_frame P_ ((struct w32_display_info *,
struct frame *));
+static void x_focus_changed P_ ((int, int, struct w32_display_info *,
+ struct frame *, struct input_event *));
+static void w32_detect_focus_change P_ ((struct w32_display_info *,
+ W32Msg *, struct input_event *));
static void w32_frame_rehighlight P_ ((struct frame *));
static void x_frame_rehighlight P_ ((struct w32_display_info *));
static void x_draw_hollow_cursor P_ ((struct window *, struct glyph_row *));
static void x_draw_bar_cursor P_ ((struct window *, struct glyph_row *, int,
enum text_cursor_kinds));
-static void expose_frame P_ ((struct frame *, int, int, int, int));
-static int expose_window_tree P_ ((struct window *, RECT *));
-static void expose_overlaps P_ ((struct window *, struct glyph_row *,
- struct glyph_row *));
-static int expose_window P_ ((struct window *, RECT *));
-static void expose_area P_ ((struct window *, struct glyph_row *,
- RECT *, enum glyph_row_area));
-static int expose_line P_ ((struct window *, struct glyph_row *,
- RECT *));
-void x_update_cursor P_ ((struct frame *, int));
-static void x_update_cursor_in_window_tree P_ ((struct window *, int));
-static void x_update_window_cursor P_ ((struct window *, int));
-static void x_erase_phys_cursor P_ ((struct window *));
-void x_display_cursor P_ ((struct window *w, int, int, int, int, int));
-void x_display_and_set_cursor P_ ((struct window *, int, int, int, int, int));
-static void w32_draw_fringe_bitmap P_ ((struct window *, HDC hdc,
- struct glyph_row *,
- enum fringe_bitmap_type, int left_p));
-static void w32_clip_to_row P_ ((struct window *, struct glyph_row *,
- HDC, int));
-static int x_phys_cursor_in_rect_p P_ ((struct window *, RECT *));
-static void x_draw_row_fringe_bitmaps P_ ((struct window *,
- struct glyph_row *));
-static void notice_overwritten_cursor P_ ((struct window *,
- enum glyph_row_area,
- int, int, int, int));
+static void w32_clip_to_row P_ ((struct window *, struct glyph_row *, int, HDC));
+static BOOL my_show_window P_ ((struct frame *, HWND, int));
+static void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT));
+static void my_set_focus P_ ((struct frame *, HWND));
+static void my_set_foreground_window P_ ((HWND));
+static void my_destroy_window P_ ((struct frame *, HWND));
static Lisp_Object Qvendor_specific_keysyms;
#endif /* 0 */
\f
-void XChangeGC (void * ignore, XGCValues* gc, unsigned long mask,
- XGCValues *xgcv)
+void
+XChangeGC (void * ignore, XGCValues* gc, unsigned long mask,
+ XGCValues *xgcv)
{
if (mask & GCForeground)
gc->foreground = xgcv->foreground;
return gc;
}
-void XGetGCValues (void* ignore, XGCValues *gc,
+void
+XGetGCValues (void* ignore, XGCValues *gc,
unsigned long mask, XGCValues *xgcv)
{
XChangeGC (ignore, xgcv, mask, gc);
UNBLOCK_INPUT;
}
-
-/* Draw a vertical window border to the right of window W if W doesn't
- have vertical scroll bars. */
+/* Draw a vertical window border from (x,y0) to (x,y1) */
static void
-x_draw_vertical_border (w)
+w32_draw_vertical_window_border (w, x, y0, y1)
struct window *w;
+ int x, y0, y1;
{
struct frame *f = XFRAME (WINDOW_FRAME (w));
+ RECT r;
+ HDC hdc;
+ struct face *face;
- /* Redraw borders between horizontally adjacent windows. Don't
- do it for frames with vertical scroll bars because either the
- right scroll bar of a window, or the left scroll bar of its
- neighbor will suffice as a border. */
- if (!WINDOW_RIGHTMOST_P (w)
- && !FRAME_HAS_VERTICAL_SCROLL_BARS (f))
- {
- RECT r;
- HDC hdc;
+ r.left = x;
+ r.right = x + 1;
+ r.top = y0;
+ r.bottom = y1;
- window_box_edges (w, -1, (int *) &r.left, (int *) &r.top,
- (int *) &r.right, (int *) &r.bottom);
- r.left = r.right + FRAME_X_RIGHT_FRINGE_WIDTH (f);
- r.right = r.left + 1;
- r.bottom -= 1;
+ hdc = get_frame_dc (f);
+ face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
+ if (face)
+ w32_fill_rect (f, hdc, face->foreground, &r);
+ else
+ w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r);
- hdc = get_frame_dc (f);
- w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r);
- release_frame_dc (f, hdc);
- }
+ release_frame_dc (f, hdc);
}
struct window *w;
int cursor_on_p, mouse_face_overwritten_p;
{
- struct w32_display_info *dpyinfo
- = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame));
+ struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame));
if (!w->pseudo_window_p)
{
BLOCK_INPUT;
if (cursor_on_p)
- x_display_and_set_cursor (w, 1, output_cursor.hpos,
- output_cursor.vpos,
- output_cursor.x, output_cursor.y);
+ display_and_set_cursor (w, 1, output_cursor.hpos,
+ output_cursor.vpos,
+ output_cursor.x, output_cursor.y);
+
+ if (draw_window_fringes (w, 1))
+ x_draw_vertical_border (w);
- x_draw_vertical_border (w);
UNBLOCK_INPUT;
}
if (FRAME_W32_P (f))
{
struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
+
if (dpyinfo->mouse_face_deferred_gc
|| f == dpyinfo->mouse_face_mouse_frame)
{
xassert (w);
if (!desired_row->mode_line_p && !w->pseudo_window_p)
- {
- BLOCK_INPUT;
- x_draw_row_fringe_bitmaps (w, desired_row);
- UNBLOCK_INPUT;
- }
+ desired_row->redraw_fringe_bitmaps_p = 1;
/* When a window has disappeared, make sure that no rest of
full-width rows stays visible in the internal border. Could
height > 0))
{
int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
+
/* Internal border is drawn below the tool bar. */
if (WINDOWP (f->tool_bar_window)
&& w == XWINDOW (f->tool_bar_window))
{
HDC hdc = get_frame_dc (f);
w32_clear_area (f, hdc, 0, y, width, height);
- w32_clear_area (f, hdc, f->output_data.w32->pixel_width - width,
+ w32_clear_area (f, hdc, FRAME_PIXEL_WIDTH (f) - width,
y, width, height);
release_frame_dc (f, hdc);
}
drawn. */
static void
-w32_draw_fringe_bitmap (w, hdc, row, which, left_p)
+w32_draw_fringe_bitmap (w, row, p)
struct window *w;
- HDC hdc;
struct glyph_row *row;
- enum fringe_bitmap_type which;
- int left_p;
+ struct draw_fringe_bitmap_params *p;
{
struct frame *f = XFRAME (WINDOW_FRAME (w));
- HDC compat_hdc;
- int x, y, wd, h, dy;
- int b1, b2;
- HBITMAP pixmap;
- HANDLE horig_obj;
- struct face *face;
+ HDC hdc;
+ struct face *face = p->face;
+ int rowY;
- /* Must clip because of partially visible lines. */
- w32_clip_to_row (w, row, hdc, 1);
+ hdc = get_frame_dc (f);
- /* Convert row to frame coordinates. */
- y = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
+ /* Must clip because of partially visible lines. */
+ rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
+ if (p->y < rowY)
+ {
+ /* Adjust position of "bottom aligned" bitmap on partially
+ visible last row. */
+ int oldY = row->y;
+ int oldVH = row->visible_height;
+ row->visible_height = p->h;
+ row->y -= rowY - p->y;
+ w32_clip_to_row (w, row, -1, hdc);
+ row->y = oldY;
+ row->visible_height = oldVH;
+ }
+ else
+ w32_clip_to_row (w, row, -1, hdc);
- switch (which)
+ if (p->bx >= 0 && !p->overlay_p)
{
- case NO_FRINGE_BITMAP:
- wd = 0;
- h = 0;
- break;
-
- case LEFT_TRUNCATION_BITMAP:
- wd = left_width;
- h = left_height;
- pixmap = left_bmp;
- break;
-
- case OVERLAY_ARROW_BITMAP:
- wd = ov_width;
- h = ov_height;
- pixmap = ov_bmp;
- break;
-
- case RIGHT_TRUNCATION_BITMAP:
- wd = right_width;
- h = right_height;
- pixmap = right_bmp;
- break;
-
- case CONTINUED_LINE_BITMAP:
- wd = continued_width;
- h = continued_height;
- pixmap = continued_bmp;
- break;
-
- case CONTINUATION_LINE_BITMAP:
- wd = continuation_width;
- h = continuation_height;
- pixmap = continuation_bmp;
- break;
-
- case ZV_LINE_BITMAP:
- wd = zv_width;
- h = zv_height - (y % zv_period);
- pixmap = zv_bmp;
- break;
-
- default:
- abort ();
+ w32_fill_area (f, hdc, face->background,
+ p->bx, p->by, p->nx, p->ny);
}
- /* Clip bitmap if too high. */
- if (h > row->height)
- h = row->height;
+ if (p->which && p->which < max_fringe_bmp)
+ {
+ HBITMAP pixmap = fringe_bmp[p->which];
+ HDC compat_hdc;
+ HANDLE horig_obj;
- /* Set dy to the offset in the row to start drawing the bitmap. */
- dy = (row->height - h) / 2;
+ compat_hdc = CreateCompatibleDC (hdc);
- /* Draw the bitmap. */
- face = FACE_FROM_ID (f, FRINGE_FACE_ID);
- PREPARE_FACE_FOR_DISPLAY (f, face);
+ SaveDC (hdc);
- /* Clear left fringe if no bitmap to draw or if bitmap doesn't fill
- the fringe. */
- b1 = -1;
- if (left_p)
- {
- if (wd > FRAME_X_LEFT_FRINGE_WIDTH (f))
- wd = FRAME_X_LEFT_FRINGE_WIDTH (f);
- x = (WINDOW_TO_FRAME_PIXEL_X (w, 0)
- - wd
- - (FRAME_X_LEFT_FRINGE_WIDTH (f) - wd) / 2);
- if (wd < FRAME_X_LEFT_FRINGE_WIDTH (f) || row->height > h)
+ horig_obj = SelectObject (compat_hdc, pixmap);
+
+ /* Paint overlays transparently. */
+ if (p->overlay_p)
{
- /* If W has a vertical border to its left, don't draw over it. */
- int border = ((XFASTINT (w->left) > 0
- && !FRAME_HAS_VERTICAL_SCROLL_BARS (f))
- ? 1 : 0);
- b1 = (window_box_left (w, -1)
- - FRAME_X_LEFT_FRINGE_WIDTH (f)
- + border);
- b2 = (FRAME_X_LEFT_FRINGE_WIDTH (f) - border);
+ HBRUSH h_brush, h_orig_brush;
+
+ SetTextColor (hdc, BLACK_PIX_DEFAULT (f));
+ SetBkColor (hdc, WHITE_PIX_DEFAULT (f));
+ h_brush = CreateSolidBrush (face->foreground);
+ h_orig_brush = SelectObject (hdc, h_brush);
+
+ BitBlt (hdc, p->x, p->y, p->wd, p->h,
+ compat_hdc, 0, p->dh,
+ DSTINVERT);
+ BitBlt (hdc, p->x, p->y, p->wd, p->h,
+ compat_hdc, 0, p->dh,
+ 0x2E064A);
+ BitBlt (hdc, p->x, p->y, p->wd, p->h,
+ compat_hdc, 0, p->dh,
+ DSTINVERT);
+
+ SelectObject (hdc, h_orig_brush);
+ DeleteObject (h_brush);
}
- }
- else
- {
- if (wd > FRAME_X_RIGHT_FRINGE_WIDTH (f))
- wd = FRAME_X_RIGHT_FRINGE_WIDTH (f);
- x = (window_box_right (w, -1)
- + (FRAME_X_RIGHT_FRINGE_WIDTH (f) - wd) / 2);
- /* Clear right fringe if no bitmap to draw of if bitmap doesn't fill
- the fringe. */
- if (wd < FRAME_X_RIGHT_FRINGE_WIDTH (f) || row->height > h)
+ else
{
- b1 = window_box_right (w, -1);
- b2 = FRAME_X_RIGHT_FRINGE_WIDTH (f);
+ SetTextColor (hdc, face->background);
+ SetBkColor (hdc, (p->cursor_p
+ ? f->output_data.w32->cursor_pixel
+ : face->foreground));
+
+ BitBlt (hdc, p->x, p->y, p->wd, p->h,
+ compat_hdc, 0, p->dh,
+ SRCCOPY);
}
- }
-
- if (b1 >= 0)
- {
- int header_line_height = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (w);
- w32_fill_area (f, hdc, face->background,
- b1,
- WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height,
- row->y)),
- b2,
- row->visible_height);
+ SelectObject (compat_hdc, horig_obj);
+ DeleteDC (compat_hdc);
+ RestoreDC (hdc, -1);
}
- if (which == NO_FRINGE_BITMAP)
- return;
-
- compat_hdc = CreateCompatibleDC (hdc);
- SaveDC (hdc);
-
- horig_obj = SelectObject (compat_hdc, pixmap);
- SetTextColor (hdc, face->background);
- SetBkColor (hdc, face->foreground);
-
- BitBlt (hdc, x, y + dy, wd, h, compat_hdc, 0,
- (which == ZV_LINE_BITMAP ? (row->y % zv_period) : 0),
- SRCCOPY);
+ w32_set_clip_rectangle (hdc, NULL);
- SelectObject (compat_hdc, horig_obj);
- DeleteDC (compat_hdc);
- RestoreDC (hdc, -1);
+ release_frame_dc (f, hdc);
}
-
-/* Draw fringe bitmaps for glyph row ROW on window W. Call this
- function with input blocked. */
-
static void
-x_draw_row_fringe_bitmaps (w, row)
- struct window *w;
- struct glyph_row *row;
+w32_define_fringe_bitmap (which, bits, h, wd)
+ int which;
+ unsigned short *bits;
+ int h, wd;
{
- struct frame *f = XFRAME (w->frame);
- enum fringe_bitmap_type bitmap;
- HDC hdc;
-
- xassert (interrupt_input_blocked);
-
- /* If row is completely invisible, because of vscrolling, we
- don't have to draw anything. */
- if (row->visible_height <= 0)
- return;
-
- hdc = get_frame_dc (f);
-
- if (FRAME_X_LEFT_FRINGE_WIDTH (f) != 0)
+ if (which >= max_fringe_bmp)
{
- /* Decide which bitmap to draw in the left fringe. */
- if (row->overlay_arrow_p)
- bitmap = OVERLAY_ARROW_BITMAP;
- else if (row->truncated_on_left_p)
- bitmap = LEFT_TRUNCATION_BITMAP;
- else if (MATRIX_ROW_CONTINUATION_LINE_P (row))
- bitmap = CONTINUATION_LINE_BITMAP;
- else if (row->indicate_empty_line_p)
- bitmap = ZV_LINE_BITMAP;
- else
- bitmap = NO_FRINGE_BITMAP;
-
- w32_draw_fringe_bitmap (w, hdc, row, bitmap, 1);
+ int i = max_fringe_bmp;
+ max_fringe_bmp = which + 20;
+ fringe_bmp = (HBITMAP *) xrealloc (fringe_bmp, max_fringe_bmp * sizeof (HBITMAP));
+ while (i < max_fringe_bmp)
+ fringe_bmp[i++] = 0;
}
- if (FRAME_X_RIGHT_FRINGE_WIDTH (f) != 0)
- {
- /* Decide which bitmap to draw in the right fringe. */
- if (row->truncated_on_right_p)
- bitmap = RIGHT_TRUNCATION_BITMAP;
- else if (row->continued_p)
- bitmap = CONTINUED_LINE_BITMAP;
- else if (row->indicate_empty_line_p && FRAME_X_LEFT_FRINGE_WIDTH (f) == 0)
- bitmap = ZV_LINE_BITMAP;
- else
- bitmap = NO_FRINGE_BITMAP;
+ fringe_bmp[which] = CreateBitmap (wd, h, 1, 1, bits);
+}
- w32_draw_fringe_bitmap (w, hdc, row, bitmap, 0);
- }
+static void
+w32_destroy_fringe_bitmap (which)
+ int which;
+{
+ if (which >= max_fringe_bmp)
+ return;
- release_frame_dc (f, hdc);
+ if (fringe_bmp[which])
+ DeleteObject (fringe_bmp[which]);
+ fringe_bmp[which] = 0;
}
+
\f
/* This is called when starting Emacs and when restarting after
suspend. When starting Emacs, no window is mapped. And nothing
}
-\f
-/***********************************************************************
- Output Cursor
- ***********************************************************************/
-
-/* Set the global variable output_cursor to CURSOR. All cursor
- positions are relative to updated_window. */
-
-static void
-set_output_cursor (cursor)
- struct cursor_pos *cursor;
-{
- output_cursor.hpos = cursor->hpos;
- output_cursor.vpos = cursor->vpos;
- output_cursor.x = cursor->x;
- output_cursor.y = cursor->y;
-}
-
-
-/* Set a nominal cursor position.
-
- HPOS and VPOS are column/row positions in a window glyph matrix. X
- and Y are window text area relative pixel positions.
-
- If this is done during an update, updated_window will contain the
- window that is being updated and the position is the future output
- cursor position for that window. If updated_window is null, use
- selected_window and display the cursor at the given position. */
-
-static void
-w32_cursor_to (vpos, hpos, y, x)
- int vpos, hpos, y, x;
-{
- struct window *w;
-
- /* If updated_window is not set, work on selected_window. */
- if (updated_window)
- w = updated_window;
- else
- w = XWINDOW (selected_window);
-
- /* Set the output cursor. */
- output_cursor.hpos = hpos;
- output_cursor.vpos = vpos;
- output_cursor.x = x;
- output_cursor.y = y;
-
- /* If not called as part of an update, really display the cursor.
- This will also set the cursor position of W. */
- if (updated_window == NULL)
- {
- BLOCK_INPUT;
- x_display_cursor (w, 1, hpos, vpos, x, y);
- UNBLOCK_INPUT;
- }
-}
-
-
\f
/***********************************************************************
Display Iterator
/* Function prototypes of this page. */
-static struct face *x_get_glyph_face_and_encoding P_ ((struct frame *,
- struct glyph *,
- wchar_t *,
- int *));
-static struct face *x_get_char_face_and_encoding P_ ((struct frame *, int,
- int, wchar_t *, int));
-static XCharStruct *w32_per_char_metric P_ ((XFontStruct *,
- wchar_t *,
- enum w32_char_font_type));
-static enum w32_char_font_type
- w32_encode_char P_ ((int, wchar_t *, struct font_info *, int *));
-static void x_append_glyph P_ ((struct it *));
-static void x_append_composite_glyph P_ ((struct it *));
-static void x_append_stretch_glyph P_ ((struct it *it, Lisp_Object,
- int, int, double));
-static void x_produce_glyphs P_ ((struct it *));
-static void x_produce_image_glyph P_ ((struct it *it));
-
-
-/* Dealing with bits of wchar_t as if they were an XChar2B. */
-#define BUILD_WCHAR_T(byte1, byte2) \
- ((wchar_t)((((byte1) & 0x00ff) << 8) | ((byte2) & 0x00ff)))
-
-
-#define BYTE1(ch) \
- (((ch) & 0xff00) >> 8)
-
-#define BYTE2(ch) \
- ((ch) & 0x00ff)
+XCharStruct *w32_per_char_metric P_ ((XFontStruct *, wchar_t *, int));
+static int w32_encode_char P_ ((int, wchar_t *, struct font_info *, int *));
/* Get metrics of character CHAR2B in FONT. Value is always non-null.
buf[0] = (char)(*char2b);
else
{
- buf[0] = BYTE1 (*char2b);
- buf[1] = BYTE2 (*char2b);
+ buf[0] = XCHAR2B_BYTE1 (char2b);
+ buf[1] = XCHAR2B_BYTE2 (char2b);
}
bdf_metric = w32_BDF_TextMetric (font->bdf, buf, dim);
int real_width;
GetCharWidth (hdc, *char2b, *char2b, &real_width);
#endif
+ if (cleartype_active)
+ {
+ /* Cleartype antialiasing causes characters to overhang
+ by a pixel on each side compared with what GetCharABCWidths
+ reports. */
+ char_widths.abcA -= 1;
+ char_widths.abcC -= 1;
+ char_widths.abcB += 2;
+ }
+
pcm->width = char_widths.abcA + char_widths.abcB + char_widths.abcC;
#if 0
/* As far as I can tell, this is the best way to determine what
}
-static XCharStruct *
+XCharStruct *
w32_per_char_metric (font, char2b, font_type)
XFontStruct *font;
wchar_t *char2b;
- enum w32_char_font_type font_type;
+ int /* enum w32_char_font_type */ font_type;
{
/* The result metric information. */
XCharStruct *pcm;
BOOL retval;
xassert (font && char2b);
- xassert (font_type != UNKNOWN_FONT);
+
+ /* TODO: This function is currently called through the RIF, and in
+ some cases font_type is UNKNOWN_FONT. We currently allow the
+ cached metrics to be used, which seems to work, but in cases
+ where font_type is UNKNOWN_FONT, we probably haven't encoded
+ char2b appropriately. All callers need checking to see what they
+ are passing. This is most likely to affect variable width fonts
+ outside the Latin-1 range, particularly in languages like Thai
+ that rely on rbearing and lbearing to provide composition. I
+ don't think that is working currently anyway, but we don't seem
+ to have anyone testing such languages on Windows. */
/* Handle the common cases quickly. */
if (!font->bdf && font->per_char == NULL)
else if (!font->bdf && *char2b < 128)
return &font->per_char[*char2b];
+ xassert (font_type != UNKNOWN_FONT);
+
pcm = &font->scratch;
if (font_type == BDF_1D_FONT)
/* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is
the two-byte form of C. Encoding is returned in *CHAR2B. */
-static INLINE enum w32_char_font_type
+static int /* enum w32_char_font_type */
w32_encode_char (c, char2b, font_info, two_byte_p)
int c;
wchar_t *char2b;
int charset = CHAR_CHARSET (c);
int codepage;
int unicode_p = 0;
+ int internal_two_byte_p = 0;
XFontStruct *font = font_info->font;
- xassert (two_byte_p);
-
- *two_byte_p = w32_font_is_double_byte (font);
+ internal_two_byte_p = w32_font_is_double_byte (font);
/* FONT_INFO may define a scheme by which to encode byte1 and byte2.
This may be either a program in a special encoder language or a
if (CHARSET_DIMENSION (charset) == 1)
{
ccl->reg[0] = charset;
- ccl->reg[1] = BYTE2 (*char2b);
+ ccl->reg[1] = XCHAR2B_BYTE2 (char2b);
ccl->reg[2] = -1;
}
else
{
ccl->reg[0] = charset;
- ccl->reg[1] = BYTE1 (*char2b);
- ccl->reg[2] = BYTE2 (*char2b);
+ ccl->reg[1] = XCHAR2B_BYTE1 (char2b);
+ ccl->reg[2] = XCHAR2B_BYTE2 (char2b);
}
ccl_driver (ccl, NULL, NULL, 0, 0, NULL);
/* We assume that MSBs are appropriately set/reset by CCL
program. */
- if (!*two_byte_p) /* 1-byte font */
- *char2b = BUILD_WCHAR_T (0, ccl->reg[1]);
+ if (!internal_two_byte_p) /* 1-byte font */
+ STORE_XCHAR2B (char2b, 0, ccl->reg[1]);
else
- *char2b = BUILD_WCHAR_T (ccl->reg[1], ccl->reg[2]);
+ STORE_XCHAR2B (char2b, ccl->reg[1], ccl->reg[2]);
}
else if (font_info->encoding[charset])
{
if ((enc == 1 || enc == 2)
&& CHARSET_DIMENSION (charset) == 2)
- *char2b = BUILD_WCHAR_T (BYTE1 (*char2b) | 0x80, BYTE2 (*char2b));
+ STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b) | 0x80, XCHAR2B_BYTE2 (char2b));
if (enc == 1 || enc == 3
|| (enc == 4 && CHARSET_DIMENSION (charset) == 1))
- *char2b = BUILD_WCHAR_T (BYTE1 (*char2b), BYTE2 (*char2b) | 0x80);
+ STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b) | 0x80);
else if (enc == 4)
{
int sjis1, sjis2;
- ENCODE_SJIS (BYTE1 (*char2b), BYTE2 (*char2b),
+ ENCODE_SJIS (XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b),
sjis1, sjis2);
- *char2b = BUILD_WCHAR_T (sjis1, sjis2);
+ STORE_XCHAR2B (char2b, sjis1, sjis2);
}
}
codepage = font_info->codepage;
&& charset != CHARSET_8_BIT_CONTROL && charset != CHARSET_8_BIT_GRAPHIC)
{
char temp[3];
- temp[0] = BYTE1 (*char2b);
- temp[1] = BYTE2 (*char2b);
+ temp[0] = XCHAR2B_BYTE1 (char2b);
+ temp[1] = XCHAR2B_BYTE2 (char2b);
temp[2] = '\0';
if (codepage != CP_UNICODE)
{
MultiByteToWideChar (codepage, 0, temp+1, 1, char2b, 1);
}
unicode_p = 1;
- *two_byte_p = 1;
+ internal_two_byte_p = 1;
}
+
+ if (two_byte_p)
+ *two_byte_p = internal_two_byte_p;
+
if (!font)
return UNKNOWN_FONT;
else if (font->bdf && CHARSET_DIMENSION (charset) == 1)
}
-/* Get face and two-byte form of character C in face FACE_ID on frame
- F. The encoding of C is returned in *CHAR2B. MULTIBYTE_P non-zero
- means we want to display multibyte text. Value is a pointer to a
- realized face that is ready for display. */
-
-static INLINE struct face *
-x_get_char_face_and_encoding (f, c, face_id, char2b, multibyte_p)
- struct frame *f;
- int c, face_id;
- wchar_t *char2b;
- int multibyte_p;
-{
- struct face *face = FACE_FROM_ID (f, face_id);
-
- if (!multibyte_p)
- {
- /* Unibyte case. We don't have to encode, but we have to make
- sure to use a face suitable for unibyte. */
- *char2b = BUILD_WCHAR_T (0, c);
- face_id = FACE_FOR_CHAR (f, face, c);
- face = FACE_FROM_ID (f, face_id);
- }
- else if (c < 128 && face_id < BASIC_FACE_ID_SENTINEL)
- {
- /* Case of ASCII in a face known to fit ASCII. */
- *char2b = BUILD_WCHAR_T (0, c);
- }
- else
- {
- int c1, c2, charset;
-
- /* Split characters into bytes. If c2 is -1 afterwards, C is
- really a one-byte character so that byte1 is zero. */
- SPLIT_CHAR (c, charset, c1, c2);
- if (c2 > 0)
- *char2b = BUILD_WCHAR_T (c1, c2);
- else
- *char2b = BUILD_WCHAR_T (0, c1);
+\f
+/***********************************************************************
+ Glyph display
+ ***********************************************************************/
- /* Maybe encode the character in *CHAR2B. */
- if (face->font != NULL)
- {
- struct font_info *font_info
- = FONT_INFO_FROM_ID (f, face->font_info_id);
- if (font_info)
- w32_encode_char (c, char2b, font_info, &multibyte_p);
- }
- }
- /* Make sure X resources of the face are allocated. */
- xassert (face != NULL);
- PREPARE_FACE_FOR_DISPLAY (f, face);
+/* Encapsulate the different ways of displaying text under W32. */
- return face;
+static void
+w32_text_out (s, x, y,chars,nchars)
+ struct glyph_string * s;
+ int x, y;
+ wchar_t * chars;
+ int nchars;
+{
+ int charset_dim = w32_font_is_double_byte (s->font) ? 2 : 1;
+ if (s->font->bdf)
+ w32_BDF_TextOut (s->font->bdf, s->hdc,
+ x, y, (char *) chars, charset_dim,
+ nchars * charset_dim, 0);
+ else if (s->first_glyph->font_type == UNICODE_FONT)
+ ExtTextOutW (s->hdc, x, y, 0, NULL, chars, nchars, NULL);
+ else
+ ExtTextOutA (s->hdc, x, y, 0, NULL, (char *) chars,
+ nchars * charset_dim, NULL);
}
-/* Get face and two-byte form of character glyph GLYPH on frame F.
- The encoding of GLYPH->u.ch is returned in *CHAR2B. Value is
- a pointer to a realized face that is ready for display. */
+static void x_set_glyph_string_clipping P_ ((struct glyph_string *));
+static void x_set_glyph_string_gc P_ ((struct glyph_string *));
+static void x_draw_glyph_string_background P_ ((struct glyph_string *,
+ int));
+static void x_draw_glyph_string_foreground P_ ((struct glyph_string *));
+static void x_draw_composite_glyph_string_foreground P_ ((struct glyph_string *));
+static void x_draw_glyph_string_box P_ ((struct glyph_string *));
+static void x_draw_glyph_string P_ ((struct glyph_string *));
+static void x_set_cursor_gc P_ ((struct glyph_string *));
+static void x_set_mode_line_face_gc P_ ((struct glyph_string *));
+static void x_set_mouse_face_gc P_ ((struct glyph_string *));
+static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int);
+static void w32_setup_relief_color P_ ((struct frame *, struct relief *,
+ double, int, COLORREF));
+static void x_setup_relief_colors P_ ((struct glyph_string *));
+static void x_draw_image_glyph_string P_ ((struct glyph_string *));
+static void x_draw_image_relief P_ ((struct glyph_string *));
+static void x_draw_image_foreground P_ ((struct glyph_string *));
+static void w32_draw_image_foreground_1 P_ ((struct glyph_string *, HBITMAP));
+static void x_clear_glyph_string_rect P_ ((struct glyph_string *, int,
+ int, int, int));
+static void w32_draw_relief_rect P_ ((struct frame *, int, int, int, int,
+ int, int, int, int, int, int,
+ RECT *));
+static void w32_draw_box_rect P_ ((struct glyph_string *, int, int, int, int,
+ int, int, int, RECT *));
-static INLINE struct face *
-x_get_glyph_face_and_encoding (f, glyph, char2b, two_byte_p)
- struct frame *f;
- struct glyph *glyph;
- wchar_t *char2b;
- int *two_byte_p;
-{
- struct face *face;
- int dummy = 0;
+#if GLYPH_DEBUG
+static void x_check_font P_ ((struct frame *, XFontStruct *));
+#endif
- xassert (glyph->type == CHAR_GLYPH);
- face = FACE_FROM_ID (f, glyph->face_id);
- if (two_byte_p)
- *two_byte_p = 0;
- else
- two_byte_p = &dummy;
+/* Set S->gc to a suitable GC for drawing glyph string S in cursor
+ face. */
- if (!glyph->multibyte_p)
- {
- /* Unibyte case. We don't have to encode, but we have to make
- sure to use a face suitable for unibyte. */
- *char2b = BUILD_WCHAR_T (0, glyph->u.ch);
- }
- else if (glyph->u.ch < 128
- && glyph->face_id < BASIC_FACE_ID_SENTINEL)
- {
- /* Case of ASCII in a face known to fit ASCII. */
- *char2b = BUILD_WCHAR_T (0, glyph->u.ch);
- }
+static void
+x_set_cursor_gc (s)
+ struct glyph_string *s;
+{
+ if (s->font == FRAME_FONT (s->f)
+ && s->face->background == FRAME_BACKGROUND_PIXEL (s->f)
+ && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f)
+ && !s->cmp)
+ s->gc = s->f->output_data.w32->cursor_gc;
else
{
- int c1, c2, charset;
-
- /* Split characters into bytes. If c2 is -1 afterwards, C is
- really a one-byte character so that byte1 is zero. */
- SPLIT_CHAR (glyph->u.ch, charset, c1, c2);
- if (c2 > 0)
- *char2b = BUILD_WCHAR_T (c1, c2);
- else
- *char2b = BUILD_WCHAR_T (0, c1);
-
- /* Maybe encode the character in *CHAR2B. */
- if (charset != CHARSET_ASCII)
- {
- struct font_info *font_info
- = FONT_INFO_FROM_ID (f, face->font_info_id);
- if (font_info)
- {
- glyph->w32_font_type
- = w32_encode_char (glyph->u.ch, char2b, font_info, two_byte_p);
- }
- }
- }
+ /* Cursor on non-default face: must merge. */
+ XGCValues xgcv;
+ unsigned long mask;
- /* Make sure X resources of the face are allocated. */
- xassert (face != NULL);
- PREPARE_FACE_FOR_DISPLAY (f, face);
- return face;
-}
+ xgcv.background = s->f->output_data.w32->cursor_pixel;
+ xgcv.foreground = s->face->background;
+ /* If the glyph would be invisible, try a different foreground. */
+ if (xgcv.foreground == xgcv.background)
+ xgcv.foreground = s->face->foreground;
+ if (xgcv.foreground == xgcv.background)
+ xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel;
+ if (xgcv.foreground == xgcv.background)
+ xgcv.foreground = s->face->foreground;
-/* Store one glyph for IT->char_to_display in IT->glyph_row.
- Called from x_produce_glyphs when IT->glyph_row is non-null. */
+ /* Make sure the cursor is distinct from text in this face. */
+ if (xgcv.background == s->face->background
+ && xgcv.foreground == s->face->foreground)
+ {
+ xgcv.background = s->face->foreground;
+ xgcv.foreground = s->face->background;
+ }
-static INLINE void
-x_append_glyph (it)
- struct it *it;
-{
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
+ IF_DEBUG (x_check_font (s->f, s->font));
+ xgcv.font = s->font;
+ mask = GCForeground | GCBackground | GCFont;
- xassert (it->glyph_row);
- xassert (it->char_to_display != '\n' && it->char_to_display != '\t');
+ if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc)
+ XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc,
+ mask, &xgcv);
+ else
+ FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc
+ = XCreateGC (NULL, s->window, mask, &xgcv);
- glyph = it->glyph_row->glyphs[area] + it->glyph_row->used[area];
- if (glyph < it->glyph_row->glyphs[area + 1])
- {
- glyph->charpos = CHARPOS (it->position);
- glyph->object = it->object;
- glyph->pixel_width = it->pixel_width;
- glyph->voffset = it->voffset;
- glyph->type = CHAR_GLYPH;
- glyph->multibyte_p = it->multibyte_p;
- glyph->left_box_line_p = it->start_of_box_run_p;
- glyph->right_box_line_p = it->end_of_box_run_p;
- glyph->overlaps_vertically_p = (it->phys_ascent > it->ascent
- || it->phys_descent > it->descent);
- glyph->padding_p = 0;
- glyph->glyph_not_available_p = it->glyph_not_available_p;
- glyph->face_id = it->face_id;
- glyph->u.ch = it->char_to_display;
- glyph->w32_font_type = UNKNOWN_FONT;
- ++it->glyph_row->used[area];
+ s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc;
}
}
-/* Store one glyph for the composition IT->cmp_id in IT->glyph_row.
- Called from x_produce_glyphs when IT->glyph_row is non-null. */
-static INLINE void
-x_append_composite_glyph (it)
- struct it *it;
+/* Set up S->gc of glyph string S for drawing text in mouse face. */
+
+static void
+x_set_mouse_face_gc (s)
+ struct glyph_string *s;
{
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
+ int face_id;
+ struct face *face;
- xassert (it->glyph_row);
+ /* What face has to be used last for the mouse face? */
+ face_id = FRAME_W32_DISPLAY_INFO (s->f)->mouse_face_face_id;
+ face = FACE_FROM_ID (s->f, face_id);
+ if (face == NULL)
+ face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
- glyph = it->glyph_row->glyphs[area] + it->glyph_row->used[area];
- if (glyph < it->glyph_row->glyphs[area + 1])
- {
- glyph->charpos = CHARPOS (it->position);
- glyph->object = it->object;
- glyph->pixel_width = it->pixel_width;
- glyph->voffset = it->voffset;
- glyph->type = COMPOSITE_GLYPH;
- glyph->multibyte_p = it->multibyte_p;
- glyph->left_box_line_p = it->start_of_box_run_p;
- glyph->right_box_line_p = it->end_of_box_run_p;
- glyph->overlaps_vertically_p = (it->phys_ascent > it->ascent
- || it->phys_descent > it->descent);
- glyph->padding_p = 0;
- glyph->glyph_not_available_p = 0;
- glyph->face_id = it->face_id;
- glyph->u.cmp_id = it->cmp_id;
- glyph->w32_font_type = UNKNOWN_FONT;
- ++it->glyph_row->used[area];
- }
-}
+ if (s->first_glyph->type == CHAR_GLYPH)
+ face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch);
+ else
+ face_id = FACE_FOR_CHAR (s->f, face, 0);
+ s->face = FACE_FROM_ID (s->f, face_id);
+ PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
+ /* If font in this face is same as S->font, use it. */
+ if (s->font == s->face->font)
+ s->gc = s->face->gc;
+ else
+ {
+ /* Otherwise construct scratch_cursor_gc with values from FACE
+ but font FONT. */
+ XGCValues xgcv;
+ unsigned long mask;
-/* Change IT->ascent and IT->height according to the setting of
- IT->voffset. */
+ xgcv.background = s->face->background;
+ xgcv.foreground = s->face->foreground;
+ IF_DEBUG (x_check_font (s->f, s->font));
+ xgcv.font = s->font;
+ mask = GCForeground | GCBackground | GCFont;
-static INLINE void
-take_vertical_position_into_account (it)
- struct it *it;
-{
- if (it->voffset)
- {
- if (it->voffset < 0)
- /* Increase the ascent so that we can display the text higher
- in the line. */
- it->ascent += abs (it->voffset);
+ if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc)
+ XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc,
+ mask, &xgcv);
else
- /* Increase the descent so that we can display the text lower
- in the line. */
- it->descent += it->voffset;
+ FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc
+ = XCreateGC (NULL, s->window, mask, &xgcv);
+
+ s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc;
}
+
+ xassert (s->gc != 0);
}
-/* Produce glyphs/get display metrics for the image IT is loaded with.
- See the description of struct display_iterator in dispextern.h for
- an overview of struct display_iterator. */
+/* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
+ Faces to use in the mode line have already been computed when the
+ matrix was built, so there isn't much to do, here. */
-static void
-x_produce_image_glyph (it)
- struct it *it;
+static INLINE void
+x_set_mode_line_face_gc (s)
+ struct glyph_string *s;
{
- struct image *img;
- struct face *face;
-
- xassert (it->what == IT_IMAGE);
-
- face = FACE_FROM_ID (it->f, it->face_id);
- img = IMAGE_FROM_ID (it->f, it->image_id);
- xassert (img);
+ s->gc = s->face->gc;
+}
- /* Make sure X resources of the face and image are loaded. */
- PREPARE_FACE_FOR_DISPLAY (it->f, face);
- prepare_image_for_display (it->f, img);
- it->ascent = it->phys_ascent = image_ascent (img, face);
- it->descent = it->phys_descent = img->height + 2 * img->vmargin - it->ascent;
- it->pixel_width = img->width + 2 * img->hmargin;
+/* Set S->gc of glyph string S for drawing that glyph string. Set
+ S->stippled_p to a non-zero value if the face of S has a stipple
+ pattern. */
- it->nglyphs = 1;
+static INLINE void
+x_set_glyph_string_gc (s)
+ struct glyph_string *s;
+{
+ PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
- if (face->box != FACE_NO_BOX)
+ if (s->hl == DRAW_NORMAL_TEXT)
{
- if (face->box_line_width > 0)
- {
- it->ascent += face->box_line_width;
- it->descent += face->box_line_width;
- }
-
- if (it->start_of_box_run_p)
- it->pixel_width += abs (face->box_line_width);
- if (it->end_of_box_run_p)
- it->pixel_width += abs (face->box_line_width);
+ s->gc = s->face->gc;
+ s->stippled_p = s->face->stipple != 0;
}
-
- take_vertical_position_into_account (it);
-
- if (it->glyph_row)
+ else if (s->hl == DRAW_INVERSE_VIDEO)
{
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
-
- glyph = it->glyph_row->glyphs[area] + it->glyph_row->used[area];
- if (glyph < it->glyph_row->glyphs[area + 1])
- {
- glyph->charpos = CHARPOS (it->position);
- glyph->object = it->object;
- glyph->pixel_width = it->pixel_width;
- glyph->voffset = it->voffset;
- glyph->type = IMAGE_GLYPH;
- glyph->multibyte_p = it->multibyte_p;
- glyph->left_box_line_p = it->start_of_box_run_p;
- glyph->right_box_line_p = it->end_of_box_run_p;
- glyph->overlaps_vertically_p = 0;
- glyph->padding_p = 0;
- glyph->glyph_not_available_p = 0;
- glyph->face_id = it->face_id;
- glyph->u.img_id = img->id;
- glyph->w32_font_type = UNKNOWN_FONT;
- ++it->glyph_row->used[area];
- }
+ x_set_mode_line_face_gc (s);
+ s->stippled_p = s->face->stipple != 0;
}
-}
-
-
-/* Append a stretch glyph to IT->glyph_row. OBJECT is the source
- of the glyph, WIDTH and HEIGHT are the width and height of the
- stretch. ASCENT is the percentage/100 of HEIGHT to use for the
- ascent of the glyph (0 <= ASCENT <= 1). */
-
-static void
-x_append_stretch_glyph (it, object, width, height, ascent)
- struct it *it;
- Lisp_Object object;
- int width, height;
- double ascent;
-{
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
-
- xassert (ascent >= 0 && ascent <= 1);
-
- glyph = it->glyph_row->glyphs[area] + it->glyph_row->used[area];
- if (glyph < it->glyph_row->glyphs[area + 1])
+ else if (s->hl == DRAW_CURSOR)
{
- glyph->charpos = CHARPOS (it->position);
- glyph->object = object;
- glyph->pixel_width = width;
- glyph->voffset = it->voffset;
- glyph->type = STRETCH_GLYPH;
- glyph->multibyte_p = it->multibyte_p;
- glyph->left_box_line_p = it->start_of_box_run_p;
- glyph->right_box_line_p = it->end_of_box_run_p;
- glyph->overlaps_vertically_p = 0;
- glyph->padding_p = 0;
- glyph->glyph_not_available_p = 0;
- glyph->face_id = it->face_id;
- glyph->u.stretch.ascent = height * ascent;
- glyph->u.stretch.height = height;
- glyph->w32_font_type = UNKNOWN_FONT;
- ++it->glyph_row->used[area];
+ x_set_cursor_gc (s);
+ s->stippled_p = 0;
+ }
+ else if (s->hl == DRAW_MOUSE_FACE)
+ {
+ x_set_mouse_face_gc (s);
+ s->stippled_p = s->face->stipple != 0;
+ }
+ else if (s->hl == DRAW_IMAGE_RAISED
+ || s->hl == DRAW_IMAGE_SUNKEN)
+ {
+ s->gc = s->face->gc;
+ s->stippled_p = s->face->stipple != 0;
+ }
+ else
+ {
+ s->gc = s->face->gc;
+ s->stippled_p = s->face->stipple != 0;
}
-}
-
-
-/* Produce a stretch glyph for iterator IT. IT->object is the value
- of the glyph property displayed. The value must be a list
- `(space KEYWORD VALUE ...)' with the following KEYWORD/VALUE pairs
- being recognized:
-
- 1. `:width WIDTH' specifies that the space should be WIDTH *
- canonical char width wide. WIDTH may be an integer or floating
- point number.
-
- 2. `:relative-width FACTOR' specifies that the width of the stretch
- should be computed from the width of the first character having the
- `glyph' property, and should be FACTOR times that width.
-
- 3. `:align-to HPOS' specifies that the space should be wide enough
- to reach HPOS, a value in canonical character units.
-
- Exactly one of the above pairs must be present.
- 4. `:height HEIGHT' specifies that the height of the stretch produced
- should be HEIGHT, measured in canonical character units.
+ /* GC must have been set. */
+ xassert (s->gc != 0);
+}
- 5. `:relative-height FACTOR' specifies that the height of the
- stretch should be FACTOR times the height of the characters having
- the glyph property.
- Either none or exactly one of 4 or 5 must be present.
+/* Set clipping for output of glyph string S. S may be part of a mode
+ line or menu if we don't have X toolkit support. */
- 6. `:ascent ASCENT' specifies that ASCENT percent of the height
- of the stretch should be used for the ascent of the stretch.
- ASCENT must be in the range 0 <= ASCENT <= 100. */
+static INLINE void
+x_set_glyph_string_clipping (s)
+ struct glyph_string *s;
+{
+ RECT r;
+ get_glyph_string_clip_rect (s, &r);
+ w32_set_clip_rectangle (s->hdc, &r);
+}
-#define NUMVAL(X) \
- ((INTEGERP (X) || FLOATP (X)) \
- ? XFLOATINT (X) \
- : - 1)
+/* RIF:
+ Compute left and right overhang of glyph string S. If S is a glyph
+ string for a composition, assume overhangs don't exist. */
static void
-x_produce_stretch_glyph (it)
- struct it *it;
+w32_compute_glyph_string_overhangs (s)
+ struct glyph_string *s;
{
- /* (space :width WIDTH :height HEIGHT. */
-#if GLYPH_DEBUG
- extern Lisp_Object Qspace;
-#endif
- extern Lisp_Object QCwidth, QCheight, QCascent;
- extern Lisp_Object QCrelative_width, QCrelative_height;
- extern Lisp_Object QCalign_to;
- Lisp_Object prop, plist;
- double width = 0, height = 0, ascent = 0;
- struct face *face = FACE_FROM_ID (it->f, it->face_id);
- XFontStruct *font = face->font ? face->font : FRAME_FONT (it->f);
-
- PREPARE_FACE_FOR_DISPLAY (it->f, face);
-
- /* List should start with `space'. */
- xassert (CONSP (it->object) && EQ (XCAR (it->object), Qspace));
- plist = XCDR (it->object);
-
- /* Compute the width of the stretch. */
- if (prop = Fplist_get (plist, QCwidth),
- NUMVAL (prop) > 0)
- /* Absolute width `:width WIDTH' specified and valid. */
- width = NUMVAL (prop) * CANON_X_UNIT (it->f);
- else if (prop = Fplist_get (plist, QCrelative_width),
- NUMVAL (prop) > 0)
- {
- /* Relative width `:relative-width FACTOR' specified and valid.
- Compute the width of the characters having the `glyph'
- property. */
- struct it it2;
- unsigned char *p = BYTE_POS_ADDR (IT_BYTEPOS (*it));
-
- it2 = *it;
- if (it->multibyte_p)
- {
- int maxlen = ((IT_BYTEPOS (*it) >= GPT ? ZV : GPT)
- - IT_BYTEPOS (*it));
- it2.c = STRING_CHAR_AND_LENGTH (p, maxlen, it2.len);
- }
- else
- it2.c = *p, it2.len = 1;
+ /* TODO: Windows does not appear to have a method for
+ getting this info without getting the ABC widths for each
+ individual character and working it out manually. */
+}
- it2.glyph_row = NULL;
- it2.what = IT_CHARACTER;
- x_produce_glyphs (&it2);
- width = NUMVAL (prop) * it2.pixel_width;
- }
- else if (prop = Fplist_get (plist, QCalign_to),
- NUMVAL (prop) > 0)
- width = NUMVAL (prop) * CANON_X_UNIT (it->f) - it->current_x;
- else
- /* Nothing specified -> width defaults to canonical char width. */
- width = CANON_X_UNIT (it->f);
-
- /* Compute height. */
- if (prop = Fplist_get (plist, QCheight),
- NUMVAL (prop) > 0)
- height = NUMVAL (prop) * CANON_Y_UNIT (it->f);
- else if (prop = Fplist_get (plist, QCrelative_height),
- NUMVAL (prop) > 0)
- height = FONT_HEIGHT (font) * NUMVAL (prop);
- else
- height = FONT_HEIGHT (font);
-
- /* Compute percentage of height used for ascent. If
- `:ascent ASCENT' is present and valid, use that. Otherwise,
- derive the ascent from the font in use. */
- if (prop = Fplist_get (plist, QCascent),
- NUMVAL (prop) > 0 && NUMVAL (prop) <= 100)
- ascent = NUMVAL (prop) / 100.0;
- else
- ascent = (double) FONT_BASE (font) / FONT_HEIGHT (font);
- if (width <= 0)
- width = 1;
- if (height <= 0)
- height = 1;
+static void
+w32_get_glyph_overhangs (glyph, f, left, right)
+ struct glyph *glyph;
+ struct frame *f;
+ int *left, *right;
+{
+ HDC hdc = get_frame_dc (f);
+ /* Convert to unicode! */
+ x_get_glyph_overhangs (glyph, f, left, right);
+ release_frame_dc (f, hdc);
+}
- if (it->glyph_row)
- {
- Lisp_Object object = it->stack[it->sp - 1].string;
- if (!STRINGP (object))
- object = it->w->buffer;
- x_append_stretch_glyph (it, object, width, height, ascent);
- }
- it->pixel_width = width;
- it->ascent = it->phys_ascent = height * ascent;
- it->descent = it->phys_descent = height - it->ascent;
- it->nglyphs = 1;
+/* Fill rectangle X, Y, W, H with background color of glyph string S. */
- if (face->box != FACE_NO_BOX)
+static INLINE void
+x_clear_glyph_string_rect (s, x, y, w, h)
+ struct glyph_string *s;
+ int x, y, w, h;
+{
+ int real_x = x;
+ int real_y = y;
+ int real_w = w;
+ int real_h = h;
+#if 0
+ /* Take clipping into account. */
+ if (s->gc->clip_mask == Rect)
{
- if (face->box_line_width > 0)
- {
- it->ascent += face->box_line_width;
- it->descent += face->box_line_width;
- }
-
- if (it->start_of_box_run_p)
- it->pixel_width += abs (face->box_line_width);
- if (it->end_of_box_run_p)
- it->pixel_width += abs (face->box_line_width);
+ real_x = max (real_x, s->gc->clip_rectangle.left);
+ real_y = max (real_y, s->gc->clip_rectangle.top);
+ real_w = min (real_w, s->gc->clip_rectangle.right
+ - s->gc->clip_rectangle.left);
+ real_h = min (real_h, s->gc->clip_rectangle.bottom
+ - s->gc->clip_rectangle.top);
}
+#endif
+ w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y,
+ real_w, real_h);
+}
- take_vertical_position_into_account (it);
-}
-
-/* Return proper value to be used as baseline offset of font that has
- ASCENT and DESCENT to draw characters by the font at the vertical
- center of the line of frame F.
-
- Here, out task is to find the value of BOFF in the following figure;
-
- -------------------------+-----------+-
- -+-+---------+-+ | |
- | | | | | |
- | | | | F_ASCENT F_HEIGHT
- | | | ASCENT | |
- HEIGHT | | | | |
- | | |-|-+------+-----------|------- baseline
- | | | | BOFF | |
- | |---------|-+-+ | |
- | | | DESCENT | |
- -+-+---------+-+ F_DESCENT |
- -------------------------+-----------+-
-
- -BOFF + DESCENT + (F_HEIGHT - HEIGHT) / 2 = F_DESCENT
- BOFF = DESCENT + (F_HEIGHT - HEIGHT) / 2 - F_DESCENT
- DESCENT = FONT->descent
- HEIGHT = FONT_HEIGHT (FONT)
- F_DESCENT = (F->output_data.x->font->descent
- - F->output_data.x->baseline_offset)
- F_HEIGHT = FRAME_LINE_HEIGHT (F)
-*/
-
-#define VCENTER_BASELINE_OFFSET(FONT, F) \
- (FONT_DESCENT (FONT) \
- + (FRAME_LINE_HEIGHT ((F)) - FONT_HEIGHT ((FONT)) \
- + (FRAME_LINE_HEIGHT ((F)) > FONT_HEIGHT ((FONT)))) / 2 \
- - (FONT_DESCENT (FRAME_FONT (F)) - FRAME_BASELINE_OFFSET (F)))
-/* Produce glyphs/get display metrics for the display element IT is
- loaded with. See the description of struct display_iterator in
- dispextern.h for an overview of struct display_iterator. */
+/* Draw the background of glyph_string S. If S->background_filled_p
+ is non-zero don't draw it. FORCE_P non-zero means draw the
+ background even if it wouldn't be drawn normally. This is used
+ when a string preceding S draws into the background of S, or S
+ contains the first component of a composition. */
static void
-x_produce_glyphs (it)
- struct it *it;
+x_draw_glyph_string_background (s, force_p)
+ struct glyph_string *s;
+ int force_p;
{
- it->glyph_not_available_p = 0;
-
- if (it->what == IT_CHARACTER)
+ /* Nothing to do if background has already been drawn or if it
+ shouldn't be drawn in the first place. */
+ if (!s->background_filled_p)
{
- wchar_t char2b;
- XFontStruct *font;
- struct face *face = FACE_FROM_ID (it->f, it->face_id);
- XCharStruct *pcm;
- int font_not_found_p;
- struct font_info *font_info;
- int boff; /* baseline offset */
- /* We may change it->multibyte_p upon unibyte<->multibyte
- conversion. So, save the current value now and restore it
- later.
-
- Note: It seems that we don't have to record multibyte_p in
- struct glyph because the character code itself tells if or
- not the character is multibyte. Thus, in the future, we must
- consider eliminating the field `multibyte_p' in the struct
- glyph.
- */
- int saved_multibyte_p = it->multibyte_p;
-
- /* Maybe translate single-byte characters to multibyte, or the
- other way. */
- it->char_to_display = it->c;
- if (!ASCII_BYTE_P (it->c))
- {
- if (unibyte_display_via_language_environment
- && SINGLE_BYTE_CHAR_P (it->c)
- && (it->c >= 0240
- || !NILP (Vnonascii_translation_table)))
- {
- it->char_to_display = unibyte_char_to_multibyte (it->c);
- it->multibyte_p = 1;
- it->face_id = FACE_FOR_CHAR (it->f, face, it->char_to_display);
- face = FACE_FROM_ID (it->f, it->face_id);
- }
- else if (!SINGLE_BYTE_CHAR_P (it->c)
- && !it->multibyte_p)
- {
- it->multibyte_p = 1;
- it->face_id = FACE_FOR_CHAR (it->f, face, it->char_to_display);
- face = FACE_FROM_ID (it->f, it->face_id);
- }
- }
-
- /* Get font to use. Encode IT->char_to_display. */
- x_get_char_face_and_encoding (it->f, it->char_to_display,
- it->face_id, &char2b,
- it->multibyte_p);
- font = face->font;
+ int box_line_width = max (s->face->box_line_width, 0);
- /* When no suitable font found, use the default font. */
- font_not_found_p = font == NULL;
- if (font_not_found_p)
- {
- font = FRAME_FONT (it->f);
- boff = it->f->output_data.w32->baseline_offset;
- font_info = NULL;
+#if 0 /* TODO: stipple */
+ if (s->stippled_p)
+ {
+ /* Fill background with a stipple pattern. */
+ XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
+ XFillRectangle (s->display, s->window, s->gc, s->x,
+ s->y + box_line_width,
+ s->background_width,
+ s->height - 2 * box_line_width);
+ XSetFillStyle (s->display, s->gc, FillSolid);
+ s->background_filled_p = 1;
}
else
+#endif
+ if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
+ || s->font_not_found_p
+ || s->extends_to_end_of_line_p
+ || s->font->bdf
+ || force_p)
{
- font_info = FONT_INFO_FROM_ID (it->f, face->font_info_id);
- boff = font_info->baseline_offset;
- if (font_info->vertical_centering)
- boff = VCENTER_BASELINE_OFFSET (font, it->f) - boff;
+ x_clear_glyph_string_rect (s, s->x, s->y + box_line_width,
+ s->background_width,
+ s->height - 2 * box_line_width);
+ s->background_filled_p = 1;
}
+ }
+}
- if (it->char_to_display >= ' '
- && (!it->multibyte_p || it->char_to_display < 128))
- {
- /* Either unibyte or ASCII. */
- int stretched_p;
- it->nglyphs = 1;
+/* Draw the foreground of glyph string S. */
- pcm = w32_per_char_metric (font, &char2b,
- font->bdf ? BDF_1D_FONT : ANSI_FONT);
- it->ascent = FONT_BASE (font) + boff;
- it->descent = FONT_DESCENT (font) - boff;
+static void
+x_draw_glyph_string_foreground (s)
+ struct glyph_string *s;
+{
+ int i, x;
+ HFONT old_font;
- if (pcm)
- {
- it->phys_ascent = pcm->ascent + boff;
- it->phys_descent = pcm->descent - boff;
- it->pixel_width = pcm->width;
- }
- else
- {
- it->glyph_not_available_p = 1;
- it->phys_ascent = FONT_BASE (font) + boff;
- it->phys_descent = FONT_DESCENT (font) - boff;
- it->pixel_width = FONT_WIDTH (font);
- }
+ /* If first glyph of S has a left box line, start drawing the text
+ of S to the right of that box line. */
+ if (s->face->box != FACE_NO_BOX
+ && s->first_glyph->left_box_line_p)
+ x = s->x + abs (s->face->box_line_width);
+ else
+ x = s->x;
- /* If this is a space inside a region of text with
- `space-width' property, change its width. */
- stretched_p = it->char_to_display == ' ' && !NILP (it->space_width);
- if (stretched_p)
- it->pixel_width *= XFLOATINT (it->space_width);
+ if (s->for_overlaps || (s->background_filled_p && s->hl != DRAW_CURSOR))
+ SetBkMode (s->hdc, TRANSPARENT);
+ else
+ SetBkMode (s->hdc, OPAQUE);
- /* If face has a box, add the box thickness to the character
- height. If character has a box line to the left and/or
- right, add the box line width to the character's width. */
- if (face->box != FACE_NO_BOX)
- {
- int thick = face->box_line_width;
+ SetTextColor (s->hdc, s->gc->foreground);
+ SetBkColor (s->hdc, s->gc->background);
+ SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT);
- if (thick > 0)
- {
- it->ascent += thick;
- it->descent += thick;
- }
- else
- thick = -thick;
+ if (s->font && s->font->hfont)
+ old_font = SelectObject (s->hdc, s->font->hfont);
- if (it->start_of_box_run_p)
- it->pixel_width += thick;
- if (it->end_of_box_run_p)
- it->pixel_width += thick;
- }
+ /* Draw characters of S as rectangles if S's font could not be
+ loaded. */
+ if (s->font_not_found_p)
+ {
+ for (i = 0; i < s->nchars; ++i)
+ {
+ struct glyph *g = s->first_glyph + i;
- /* If face has an overline, add the height of the overline
- (1 pixel) and a 1 pixel margin to the character height. */
- if (face->overline_p)
- it->ascent += 2;
+ w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1,
+ s->height - 1);
+ x += g->pixel_width;
+ }
+ }
+ else
+ {
+ char *char1b = (char *) s->char2b;
+ int boff = s->font_info->baseline_offset;
- take_vertical_position_into_account (it);
+ if (s->font_info->vertical_centering)
+ boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff;
- /* If we have to actually produce glyphs, do it. */
- if (it->glyph_row)
- {
- if (stretched_p)
- {
- /* Translate a space with a `space-width' property
- into a stretch glyph. */
- double ascent = (double) FONT_BASE (font)
- / FONT_HEIGHT (font);
- x_append_stretch_glyph (it, it->object, it->pixel_width,
- it->ascent + it->descent, ascent);
- }
- else
- x_append_glyph (it);
+ /* If we can use 8-bit functions, condense S->char2b. */
+ if (!s->two_byte_p)
+ for (i = 0; i < s->nchars; ++i)
+ char1b[i] = XCHAR2B_BYTE2 (&s->char2b[i]);
- /* If characters with lbearing or rbearing are displayed
- in this line, record that fact in a flag of the
- glyph row. This is used to optimize X output code. */
- if (pcm && (pcm->lbearing < 0 || pcm->rbearing > pcm->width))
- it->glyph_row->contains_overlapping_glyphs_p = 1;
- }
- }
- else if (it->char_to_display == '\n')
- {
- /* A newline has no width but we need the height of the line. */
- it->pixel_width = 0;
- it->nglyphs = 0;
- it->ascent = it->phys_ascent = FONT_BASE (font) + boff;
- it->descent = it->phys_descent = FONT_DESCENT (font) - boff;
-
- if (face->box != FACE_NO_BOX
- && face->box_line_width > 0)
- {
- it->ascent += face->box_line_width;
- it->descent += face->box_line_width;
- }
- }
- else if (it->char_to_display == '\t')
+ /* Draw text with TextOut and friends. */
+ w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars);
+
+ if (s->face->overstrike)
{
- int tab_width = it->tab_width * CANON_X_UNIT (it->f);
- int x = it->current_x + it->continuation_lines_width;
- int next_tab_x = ((1 + x + tab_width - 1) / tab_width) * tab_width;
-
- /* If the distance from the current position to the next tab
- stop is less than a canonical character width, use the
- tab stop after that. */
- if (next_tab_x - x < CANON_X_UNIT (it->f))
- next_tab_x += tab_width;
-
- it->pixel_width = next_tab_x - x;
- it->nglyphs = 1;
- it->ascent = it->phys_ascent = FONT_BASE (font) + boff;
- it->descent = it->phys_descent = FONT_DESCENT (font) - boff;
-
- if (it->glyph_row)
- {
- double ascent = (double) it->ascent / (it->ascent + it->descent);
- x_append_stretch_glyph (it, it->object, it->pixel_width,
- it->ascent + it->descent, ascent);
- }
+ /* For overstriking (to simulate bold-face), draw the
+ characters again shifted to the right by one pixel. */
+ int old_BkMode = SetBkMode (s->hdc, TRANSPARENT);
+ w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars);
+ if (old_BkMode && old_BkMode != TRANSPARENT)
+ SetBkMode (s->hdc, old_BkMode);
}
- else
- {
- /* A multi-byte character.
- If we found a font, this font should give us the right
- metrics. If we didn't find a font, use the frame's
- default font and calculate the width of the character
- from the charset width; this is what old redisplay code
- did. */
- enum w32_char_font_type type;
-
- if (font->bdf && CHARSET_DIMENSION (CHAR_CHARSET (it->c)) == 1)
- type = BDF_1D_FONT;
- else if (font->bdf)
- type = BDF_2D_FONT;
- else
- type = UNICODE_FONT;
-
- pcm = w32_per_char_metric (font, &char2b, type);
+ }
+ if (s->font && s->font->hfont)
+ SelectObject (s->hdc, old_font);
+}
- if (font_not_found_p || !pcm)
- {
- int charset = CHAR_CHARSET (it->char_to_display);
+/* Draw the foreground of composite glyph string S. */
- it->glyph_not_available_p = 1;
- it->pixel_width = (FONT_WIDTH (FRAME_FONT (it->f))
- * CHARSET_WIDTH (charset));
- it->phys_ascent = FONT_BASE (font) + boff;
- it->phys_descent = FONT_DESCENT (font) - boff;
- }
- else
- {
- it->pixel_width = pcm->width;
- it->phys_ascent = pcm->ascent + boff;
- it->phys_descent = pcm->descent - boff;
- if (it->glyph_row
- && (pcm->lbearing < 0
- || pcm->rbearing > pcm->width))
- it->glyph_row->contains_overlapping_glyphs_p = 1;
- }
- it->nglyphs = 1;
- it->ascent = FONT_BASE (font) + boff;
- it->descent = FONT_DESCENT (font) - boff;
- if (face->box != FACE_NO_BOX)
- {
- int thick = face->box_line_width;
+static void
+x_draw_composite_glyph_string_foreground (s)
+ struct glyph_string *s;
+{
+ int i, x;
+ HFONT old_font;
- if (thick > 0)
- {
- it->ascent += thick;
- it->descent += thick;
- }
- else
- thick = - thick;
+ /* If first glyph of S has a left box line, start drawing the text
+ of S to the right of that box line. */
+ if (s->face->box != FACE_NO_BOX
+ && s->first_glyph->left_box_line_p)
+ x = s->x + abs (s->face->box_line_width);
+ else
+ x = s->x;
- if (it->start_of_box_run_p)
- it->pixel_width += thick;
- if (it->end_of_box_run_p)
- it->pixel_width += thick;
- }
+ /* S is a glyph string for a composition. S->gidx is the index of
+ the first character drawn for glyphs of this composition.
+ S->gidx == 0 means we are drawing the very first character of
+ this composition. */
- /* If face has an overline, add the height of the overline
- (1 pixel) and a 1 pixel margin to the character height. */
- if (face->overline_p)
- it->ascent += 2;
+ SetTextColor (s->hdc, s->gc->foreground);
+ SetBkColor (s->hdc, s->gc->background);
+ SetBkMode (s->hdc, TRANSPARENT);
+ SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT);
- take_vertical_position_into_account (it);
+ if (s->font && s->font->hfont)
+ old_font = SelectObject (s->hdc, s->font->hfont);
- if (it->glyph_row)
- x_append_glyph (it);
- }
- it->multibyte_p = saved_multibyte_p;
+ /* Draw a rectangle for the composition if the font for the very
+ first character of the composition could not be loaded. */
+ if (s->font_not_found_p)
+ {
+ if (s->gidx == 0)
+ w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1,
+ s->height - 1);
}
- else if (it->what == IT_COMPOSITION)
+ else
{
- /* Note: A composition is represented as one glyph in the
- glyph matrix. There are no padding glyphs. */
- wchar_t char2b;
- XFontStruct *font;
- struct face *face = FACE_FROM_ID (it->f, it->face_id);
- XCharStruct *pcm;
- int font_not_found_p;
- struct font_info *font_info;
- int boff; /* baseline offset */
- struct composition *cmp = composition_table[it->cmp_id];
-
- /* Maybe translate single-byte characters to multibyte. */
- it->char_to_display = it->c;
- if (unibyte_display_via_language_environment
- && SINGLE_BYTE_CHAR_P (it->c)
- && (it->c >= 0240
- || (it->c >= 0200
- && !NILP (Vnonascii_translation_table))))
- {
- it->char_to_display = unibyte_char_to_multibyte (it->c);
- }
-
- /* Get face and font to use. Encode IT->char_to_display. */
- it->face_id = FACE_FOR_CHAR (it->f, face, it->char_to_display);
- face = FACE_FROM_ID (it->f, it->face_id);
- x_get_char_face_and_encoding (it->f, it->char_to_display,
- it->face_id, &char2b, it->multibyte_p);
- font = face->font;
-
- /* When no suitable font found, use the default font. */
- font_not_found_p = font == NULL;
- if (font_not_found_p)
- {
- font = FRAME_FONT (it->f);
- boff = it->f->output_data.w32->baseline_offset;
- font_info = NULL;
- }
- else
+ for (i = 0; i < s->nchars; i++, ++s->gidx)
{
- font_info = FONT_INFO_FROM_ID (it->f, face->font_info_id);
- boff = font_info->baseline_offset;
- if (font_info->vertical_centering)
- boff = VCENTER_BASELINE_OFFSET (font, it->f) - boff;
+ w32_text_out (s, x + s->cmp->offsets[s->gidx * 2],
+ s->ybase - s->cmp->offsets[s->gidx * 2 + 1],
+ s->char2b + i, 1);
+ if (s->face->overstrike)
+ w32_text_out (s, x + s->cmp->offsets[s->gidx * 2] + 1,
+ s->ybase - s->cmp->offsets[s->gidx * 2 + 1],
+ s->char2b + i, 1);
}
+ }
- /* There are no padding glyphs, so there is only one glyph to
- produce for the composition. Important is that pixel_width,
- ascent and descent are the values of what is drawn by
- draw_glyphs (i.e. the values of the overall glyphs composed). */
- it->nglyphs = 1;
-
- /* If we have not yet calculated pixel size data of glyphs of
- the composition for the current face font, calculate them
- now. Theoretically, we have to check all fonts for the
- glyphs, but that requires much time and memory space. So,
- here we check only the font of the first glyph. This leads
- to incorrect display very rarely, and C-l (recenter) can
- correct the display anyway. */
- if (cmp->font != (void *) font)
- {
- /* Ascent and descent of the font of the first character of
- this composition (adjusted by baseline offset). Ascent
- and descent of overall glyphs should not be less than
- them respectively. */
- int font_ascent = FONT_BASE (font) + boff;
- int font_descent = FONT_DESCENT (font) - boff;
- /* Bounding box of the overall glyphs. */
- int leftmost, rightmost, lowest, highest;
- int i, width, ascent, descent;
- enum w32_char_font_type font_type;
-
- cmp->font = (void *) font;
-
- if (font->bdf && CHARSET_DIMENSION (CHAR_CHARSET (it->c)) == 1)
- font_type = BDF_1D_FONT;
- else if (font->bdf)
- font_type = BDF_2D_FONT;
- else
- font_type = UNICODE_FONT;
-
- /* Initialize the bounding box. */
- if (font_info
- && (pcm = w32_per_char_metric (font, &char2b, font_type)))
- {
- width = pcm->width;
- ascent = pcm->ascent;
- descent = pcm->descent;
- }
- else
- {
- width = FONT_WIDTH (font);
- ascent = FONT_BASE (font);
- descent = FONT_DESCENT (font);
- }
-
- rightmost = width;
- lowest = - descent + boff;
- highest = ascent + boff;
- leftmost = 0;
-
- if (font_info
- && font_info->default_ascent
- && CHAR_TABLE_P (Vuse_default_ascent)
- && !NILP (Faref (Vuse_default_ascent,
- make_number (it->char_to_display))))
- highest = font_info->default_ascent + boff;
-
- /* Draw the first glyph at the normal position. It may be
- shifted to right later if some other glyphs are drawn at
- the left. */
- cmp->offsets[0] = 0;
- cmp->offsets[1] = boff;
-
- /* Set cmp->offsets for the remaining glyphs. */
- for (i = 1; i < cmp->glyph_len; i++)
- {
- int left, right, btm, top;
- int ch = COMPOSITION_GLYPH (cmp, i);
- int face_id = FACE_FOR_CHAR (it->f, face, ch);
-
- face = FACE_FROM_ID (it->f, face_id);
- x_get_char_face_and_encoding (it->f, ch, face->id, &char2b,
- it->multibyte_p);
- font = face->font;
- if (font == NULL)
- {
- font = FRAME_FONT (it->f);
- boff = it->f->output_data.w32->baseline_offset;
- font_info = NULL;
- }
- else
- {
- font_info
- = FONT_INFO_FROM_ID (it->f, face->font_info_id);
- boff = font_info->baseline_offset;
- if (font_info->vertical_centering)
- boff = VCENTER_BASELINE_OFFSET (font, it->f) - boff;
- }
+ if (s->font && s->font->hfont)
+ SelectObject (s->hdc, old_font);
+}
- if (font->bdf && CHARSET_DIMENSION (CHAR_CHARSET (ch)) == 1)
- font_type = BDF_1D_FONT;
- else if (font->bdf)
- font_type = BDF_2D_FONT;
- else
- font_type = UNICODE_FONT;
- if (font_info
- && (pcm = w32_per_char_metric (font, &char2b, font_type)))
- {
- width = pcm->width;
- ascent = pcm->ascent;
- descent = pcm->descent;
- }
- else
- {
- width = FONT_WIDTH (font);
- ascent = 1;
- descent = 0;
- }
+/* Brightness beyond which a color won't have its highlight brightness
+ boosted.
- if (cmp->method != COMPOSITION_WITH_RULE_ALTCHARS)
- {
- /* Relative composition with or without
- alternate chars. */
- left = (leftmost + rightmost - width) / 2;
- btm = - descent + boff;
- if (font_info && font_info->relative_compose
- && (! CHAR_TABLE_P (Vignore_relative_composition)
- || NILP (Faref (Vignore_relative_composition,
- make_number (ch)))))
- {
+ Nominally, highlight colors for `3d' faces are calculated by
+ brightening an object's color by a constant scale factor, but this
+ doesn't yield good results for dark colors, so for colors who's
+ brightness is less than this value (on a scale of 0-255) have to
+ use an additional additive factor.
- if (- descent >= font_info->relative_compose)
- /* One extra pixel between two glyphs. */
- btm = highest + 1;
- else if (ascent <= 0)
- /* One extra pixel between two glyphs. */
- btm = lowest - 1 - ascent - descent;
- }
- }
- else
- {
- /* A composition rule is specified by an integer
- value that encodes global and new reference
- points (GREF and NREF). GREF and NREF are
- specified by numbers as below:
-
- 0---1---2 -- ascent
- | |
- | |
- | |
- 9--10--11 -- center
- | |
- ---3---4---5--- baseline
- | |
- 6---7---8 -- descent
- */
- int rule = COMPOSITION_RULE (cmp, i);
- int gref, nref, grefx, grefy, nrefx, nrefy;
-
- COMPOSITION_DECODE_RULE (rule, gref, nref);
- grefx = gref % 3, nrefx = nref % 3;
- grefy = gref / 3, nrefy = nref / 3;
-
- left = (leftmost
- + grefx * (rightmost - leftmost) / 2
- - nrefx * width / 2);
- btm = ((grefy == 0 ? highest
- : grefy == 1 ? 0
- : grefy == 2 ? lowest
- : (highest + lowest) / 2)
- - (nrefy == 0 ? ascent + descent
- : nrefy == 1 ? descent - boff
- : nrefy == 2 ? 0
- : (ascent + descent) / 2));
- }
+ The value here is set so that the default menu-bar/mode-line color
+ (grey75) will not have its highlights changed at all. */
+#define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
- cmp->offsets[i * 2] = left;
- cmp->offsets[i * 2 + 1] = btm + descent;
-
- /* Update the bounding box of the overall glyphs. */
- right = left + width;
- top = btm + descent + ascent;
- if (left < leftmost)
- leftmost = left;
- if (right > rightmost)
- rightmost = right;
- if (top > highest)
- highest = top;
- if (btm < lowest)
- lowest = btm;
- }
- /* If there are glyphs whose x-offsets are negative,
- shift all glyphs to the right and make all x-offsets
- non-negative. */
- if (leftmost < 0)
- {
- for (i = 0; i < cmp->glyph_len; i++)
- cmp->offsets[i * 2] -= leftmost;
- rightmost -= leftmost;
- }
+/* Allocate a color which is lighter or darker than *COLOR by FACTOR
+ or DELTA. Try a color with RGB values multiplied by FACTOR first.
+ If this produces the same color as COLOR, try a color where all RGB
+ values have DELTA added. Return the allocated color in *COLOR.
+ DISPLAY is the X display, CMAP is the colormap to operate on.
+ Value is non-zero if successful. */
- cmp->pixel_width = rightmost;
- cmp->ascent = highest;
- cmp->descent = - lowest;
- if (cmp->ascent < font_ascent)
- cmp->ascent = font_ascent;
- if (cmp->descent < font_descent)
- cmp->descent = font_descent;
- }
+static int
+w32_alloc_lighter_color (f, color, factor, delta)
+ struct frame *f;
+ COLORREF *color;
+ double factor;
+ int delta;
+{
+ COLORREF new;
+ long bright;
- it->pixel_width = cmp->pixel_width;
- it->ascent = it->phys_ascent = cmp->ascent;
- it->descent = it->phys_descent = cmp->descent;
+ /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
+ delta /= 256;
- if (face->box != FACE_NO_BOX)
- {
- int thick = face->box_line_width;
+ /* Change RGB values by specified FACTOR. Avoid overflow! */
+ xassert (factor >= 0);
+ new = PALETTERGB (min (0xff, factor * GetRValue (*color)),
+ min (0xff, factor * GetGValue (*color)),
+ min (0xff, factor * GetBValue (*color)));
- if (thick > 0)
- {
- it->ascent += thick;
- it->descent += thick;
- }
- else
- thick = - thick;
+ /* Calculate brightness of COLOR. */
+ bright = (2 * GetRValue (*color) + 3 * GetGValue (*color)
+ + GetBValue (*color)) / 6;
- if (it->start_of_box_run_p)
- it->pixel_width += thick;
- if (it->end_of_box_run_p)
- it->pixel_width += thick;
- }
+ /* We only boost colors that are darker than
+ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
+ if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT)
+ /* Make an additive adjustment to NEW, because it's dark enough so
+ that scaling by FACTOR alone isn't enough. */
+ {
+ /* How far below the limit this color is (0 - 1, 1 being darker). */
+ double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT;
+ /* The additive adjustment. */
+ int min_delta = delta * dimness * factor / 2;
- /* If face has an overline, add the height of the overline
- (1 pixel) and a 1 pixel margin to the character height. */
- if (face->overline_p)
- it->ascent += 2;
+ if (factor < 1)
+ new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))),
+ max (0, min (0xff, min_delta - GetGValue (*color))),
+ max (0, min (0xff, min_delta - GetBValue (*color))));
+ else
+ new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))),
+ max (0, min (0xff, min_delta + GetGValue (*color))),
+ max (0, min (0xff, min_delta + GetBValue (*color))));
+ }
- take_vertical_position_into_account (it);
+ if (new == *color)
+ new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))),
+ max (0, min (0xff, delta + GetGValue (*color))),
+ max (0, min (0xff, delta + GetBValue (*color))));
- if (it->glyph_row)
- x_append_composite_glyph (it);
- }
- else if (it->what == IT_IMAGE)
- x_produce_image_glyph (it);
- else if (it->what == IT_STRETCH)
- x_produce_stretch_glyph (it);
+ /* TODO: Map to palette and retry with delta if same? */
+ /* TODO: Free colors (if using palette)? */
- /* Accumulate dimensions. Note: can't assume that it->descent > 0
- because this isn't true for images with `:ascent 100'. */
- xassert (it->ascent >= 0 && it->descent >= 0);
- if (it->area == TEXT_AREA)
- it->current_x += it->pixel_width;
+ if (new == *color)
+ return 0;
- it->descent += it->extra_line_spacing;
+ *color = new;
- it->max_ascent = max (it->max_ascent, it->ascent);
- it->max_descent = max (it->max_descent, it->descent);
- it->max_phys_ascent = max (it->max_phys_ascent, it->phys_ascent);
- it->max_phys_descent = max (it->max_phys_descent, it->phys_descent);
+ return 1;
}
-/* Estimate the pixel height of the mode or top line on frame F.
- FACE_ID specifies what line's height to estimate. */
+/* Set up the foreground color for drawing relief lines of glyph
+ string S. RELIEF is a pointer to a struct relief containing the GC
+ with which lines will be drawn. Use a color that is FACTOR or
+ DELTA lighter or darker than the relief's background which is found
+ in S->f->output_data.x->relief_background. If such a color cannot
+ be allocated, use DEFAULT_PIXEL, instead. */
-int
-x_estimate_mode_line_height (f, face_id)
+static void
+w32_setup_relief_color (f, relief, factor, delta, default_pixel)
struct frame *f;
- enum face_id face_id;
+ struct relief *relief;
+ double factor;
+ int delta;
+ COLORREF default_pixel;
{
- int height = FONT_HEIGHT (FRAME_FONT (f));
-
- /* This function is called so early when Emacs starts that the face
- cache and mode line face are not yet initialized. */
- if (FRAME_FACE_CACHE (f))
- {
- struct face *face = FACE_FROM_ID (f, face_id);
- if (face)
- {
- if (face->font)
- height = FONT_HEIGHT (face->font);
- if (face->box_line_width > 0)
- height += 2 * face->box_line_width;
- }
- }
+ XGCValues xgcv;
+ struct w32_output *di = f->output_data.w32;
+ unsigned long mask = GCForeground;
+ COLORREF pixel;
+ COLORREF background = di->relief_background;
+ struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- return height;
-}
+ /* TODO: Free colors (if using palette)? */
-\f
-/***********************************************************************
- Glyph display
- ***********************************************************************/
+ /* Allocate new color. */
+ xgcv.foreground = default_pixel;
+ pixel = background;
+ if (w32_alloc_lighter_color (f, &pixel, factor, delta))
+ {
+ relief->allocated_p = 1;
+ xgcv.foreground = relief->pixel = pixel;
+ }
+
+ if (relief->gc == 0)
+ {
+#if 0 /* TODO: stipple */
+ xgcv.stipple = dpyinfo->gray;
+ mask |= GCStipple;
+#endif
+ relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv);
+ }
+ else
+ XChangeGC (NULL, relief->gc, mask, &xgcv);
+}
-/* A sequence of glyphs to be drawn in the same face.
- This data structure is not really completely X specific, so it
- could possibly, at least partially, be useful for other systems. It
- is currently not part of the external redisplay interface because
- it's not clear what other systems will need. */
+/* Set up colors for the relief lines around glyph string S. */
-struct glyph_string
+static void
+x_setup_relief_colors (s)
+ struct glyph_string *s;
{
- /* X-origin of the string. */
- int x;
-
- /* Y-origin and y-position of the base line of this string. */
- int y, ybase;
+ struct w32_output *di = s->f->output_data.w32;
+ COLORREF color;
- /* The width of the string, not including a face extension. */
- int width;
+ if (s->face->use_box_color_for_shadows_p)
+ color = s->face->box_color;
+ else if (s->first_glyph->type == IMAGE_GLYPH
+ && s->img->pixmap
+ && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
+ color = IMAGE_BACKGROUND (s->img, s->f, 0);
+ else
+ color = s->gc->background;
- /* The width of the string, including a face extension. */
- int background_width;
+ if (di->white_relief.gc == 0
+ || color != di->relief_background)
+ {
+ di->relief_background = color;
+ w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000,
+ WHITE_PIX_DEFAULT (s->f));
+ w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000,
+ BLACK_PIX_DEFAULT (s->f));
+ }
+}
- /* The height of this string. This is the height of the line this
- string is drawn in, and can be different from the height of the
- font the string is drawn in. */
- int height;
- /* Number of pixels this string overwrites in front of its x-origin.
- This number is zero if the string has an lbearing >= 0; it is
- -lbearing, if the string has an lbearing < 0. */
- int left_overhang;
+/* Draw a relief on frame F inside the rectangle given by LEFT_X,
+ TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
+ to draw, it must be >= 0. RAISED_P non-zero means draw a raised
+ relief. LEFT_P non-zero means draw a relief on the left side of
+ the rectangle. RIGHT_P non-zero means draw a relief on the right
+ side of the rectangle. CLIP_RECT is the clipping rectangle to use
+ when drawing. */
- /* Number of pixels this string overwrites past its right-most
- nominal x-position, i.e. x + width. Zero if the string's
- rbearing is <= its nominal width, rbearing - width otherwise. */
- int right_overhang;
+static void
+w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width,
+ raised_p, top_p, bot_p, left_p, right_p, clip_rect)
+ struct frame *f;
+ int left_x, top_y, right_x, bottom_y, width;
+ int top_p, bot_p, left_p, right_p, raised_p;
+ RECT *clip_rect;
+{
+ int i;
+ XGCValues gc;
+ HDC hdc = get_frame_dc (f);
- /* The frame on which the glyph string is drawn. */
- struct frame *f;
+ if (raised_p)
+ gc.foreground = f->output_data.w32->white_relief.gc->foreground;
+ else
+ gc.foreground = f->output_data.w32->black_relief.gc->foreground;
- /* The window on which the glyph string is drawn. */
- struct window *w;
+ w32_set_clip_rectangle (hdc, clip_rect);
- /* X display and window for convenience. */
- Window window;
+ /* Top. */
+ if (top_p)
+ for (i = 0; i < width; ++i)
+ w32_fill_area (f, hdc, gc.foreground,
+ left_x + i * left_p, top_y + i,
+ right_x - left_x - i * (left_p + right_p ) + 1, 1);
- /* The glyph row for which this string was built. It determines the
- y-origin and height of the string. */
- struct glyph_row *row;
+ /* Left. */
+ if (left_p)
+ for (i = 0; i < width; ++i)
+ w32_fill_area (f, hdc, gc.foreground,
+ left_x + i, top_y + i, 1,
+ bottom_y - top_y - 2 * i + 1);
- /* The area within row. */
- enum glyph_row_area area;
+ if (raised_p)
+ gc.foreground = f->output_data.w32->black_relief.gc->foreground;
+ else
+ gc.foreground = f->output_data.w32->white_relief.gc->foreground;
- /* Characters to be drawn, and number of characters. */
- wchar_t *char2b;
- int nchars;
+ /* Bottom. */
+ if (bot_p)
+ for (i = 0; i < width; ++i)
+ w32_fill_area (f, hdc, gc.foreground,
+ left_x + i * left_p, bottom_y - i,
+ right_x - left_x - i * (left_p + right_p) + 1, 1);
- /* A face-override for drawing cursors, mouse face and similar. */
- enum draw_glyphs_face hl;
+ /* Right. */
+ if (right_p)
+ for (i = 0; i < width; ++i)
+ w32_fill_area (f, hdc, gc.foreground,
+ right_x - i, top_y + i + 1, 1,
+ bottom_y - top_y - 2 * i - 1);
- /* Face in which this string is to be drawn. */
- struct face *face;
+ w32_set_clip_rectangle (hdc, NULL);
- /* Font in which this string is to be drawn. */
- XFontStruct *font;
+ release_frame_dc (f, hdc);
+}
- /* Font info for this string. */
- struct font_info *font_info;
- /* Non-null means this string describes (part of) a composition.
- All characters from char2b are drawn composed. */
- struct composition *cmp;
+/* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
+ RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
+ draw, it must be >= 0. LEFT_P non-zero means draw a line on the
+ left side of the rectangle. RIGHT_P non-zero means draw a line
+ on the right side of the rectangle. CLIP_RECT is the clipping
+ rectangle to use when drawing. */
- /* Index of this glyph string's first character in the glyph
- definition of CMP. If this is zero, this glyph string describes
- the first character of a composition. */
- int gidx;
+static void
+w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width,
+ left_p, right_p, clip_rect)
+ struct glyph_string *s;
+ int left_x, top_y, right_x, bottom_y, width, left_p, right_p;
+ RECT *clip_rect;
+{
+ w32_set_clip_rectangle (s->hdc, clip_rect);
- /* 1 means this glyph strings face has to be drawn to the right end
- of the window's drawing area. */
- unsigned extends_to_end_of_line_p : 1;
+ /* Top. */
+ w32_fill_area (s->f, s->hdc, s->face->box_color,
+ left_x, top_y, right_x - left_x + 1, width);
- /* 1 means the background of this string has been drawn. */
- unsigned background_filled_p : 1;
+ /* Left. */
+ if (left_p)
+ {
+ w32_fill_area (s->f, s->hdc, s->face->box_color,
+ left_x, top_y, width, bottom_y - top_y + 1);
+ }
- /* 1 means glyph string must be drawn with 16-bit functions. */
- unsigned two_byte_p : 1;
+ /* Bottom. */
+ w32_fill_area (s->f, s->hdc, s->face->box_color,
+ left_x, bottom_y - width + 1, right_x - left_x + 1, width);
- /* 1 means that the original font determined for drawing this glyph
- string could not be loaded. The member `font' has been set to
- the frame's default font in this case. */
- unsigned font_not_found_p : 1;
+ /* Right. */
+ if (right_p)
+ {
+ w32_fill_area (s->f, s->hdc, s->face->box_color,
+ right_x - width + 1, top_y, width, bottom_y - top_y + 1);
+ }
- /* 1 means that the face in which this glyph string is drawn has a
- stipple pattern. */
- unsigned stippled_p : 1;
+ w32_set_clip_rectangle (s->hdc, NULL);
+}
- /* 1 means only the foreground of this glyph string must be drawn,
- and we should use the physical height of the line this glyph
- string appears in as clip rect. */
- unsigned for_overlaps_p : 1;
- /* The GC to use for drawing this glyph string. */
- XGCValues *gc;
+/* Draw a box around glyph string S. */
- HDC hdc;
+static void
+x_draw_glyph_string_box (s)
+ struct glyph_string *s;
+{
+ int width, left_x, right_x, top_y, bottom_y, last_x, raised_p;
+ int left_p, right_p;
+ struct glyph *last_glyph;
+ RECT clip_rect;
- /* A pointer to the first glyph in the string. This glyph
- corresponds to char2b[0]. Needed to draw rectangles if
- font_not_found_p is 1. */
- struct glyph *first_glyph;
+ last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
+ ? WINDOW_RIGHT_EDGE_X (s->w)
+ : window_box_right (s->w, s->area));
- /* Image, if any. */
- struct image *img;
+ /* The glyph that may have a right box line. */
+ last_glyph = (s->cmp || s->img
+ ? s->first_glyph
+ : s->first_glyph + s->nchars - 1);
- struct glyph_string *next, *prev;
-};
+ width = abs (s->face->box_line_width);
+ raised_p = s->face->box == FACE_RAISED_BOX;
+ left_x = s->x;
+ right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
+ ? last_x - 1
+ : min (last_x, s->x + s->background_width) - 1));
+ top_y = s->y;
+ bottom_y = top_y + s->height - 1;
+ left_p = (s->first_glyph->left_box_line_p
+ || (s->hl == DRAW_MOUSE_FACE
+ && (s->prev == NULL
+ || s->prev->hl != s->hl)));
+ right_p = (last_glyph->right_box_line_p
+ || (s->hl == DRAW_MOUSE_FACE
+ && (s->next == NULL
+ || s->next->hl != s->hl)));
-/* Encapsulate the different ways of displaying text under W32. */
+ get_glyph_string_clip_rect (s, &clip_rect);
-static void
-w32_text_out (s, x, y,chars,nchars)
- struct glyph_string * s;
- int x, y;
- wchar_t * chars;
- int nchars;
-{
- int charset_dim = w32_font_is_double_byte (s->gc->font) ? 2 : 1;
- if (s->gc->font->bdf)
- w32_BDF_TextOut (s->gc->font->bdf, s->hdc,
- x, y, (char *) chars, charset_dim,
- nchars * charset_dim, 0);
- else if (s->first_glyph->w32_font_type == UNICODE_FONT)
- ExtTextOutW (s->hdc, x, y, 0, NULL, chars, nchars, NULL);
+ if (s->face->box == FACE_SIMPLE_BOX)
+ w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width,
+ left_p, right_p, &clip_rect);
else
- ExtTextOutA (s->hdc, x, y, 0, NULL, (char *) chars,
- nchars * charset_dim, NULL);
+ {
+ x_setup_relief_colors (s);
+ w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y,
+ width, raised_p, 1, 1, left_p, right_p, &clip_rect);
+ }
}
-#if GLYPH_DEBUG
+
+/* Draw foreground of image glyph string S. */
static void
-x_dump_glyph_string (s)
+x_draw_image_foreground (s)
struct glyph_string *s;
{
- fprintf (stderr, "glyph string\n");
- fprintf (stderr, " x, y, w, h = %d, %d, %d, %d\n",
- s->x, s->y, s->width, s->height);
- fprintf (stderr, " ybase = %d\n", s->ybase);
- fprintf (stderr, " hl = %d\n", s->hl);
- fprintf (stderr, " left overhang = %d, right = %d\n",
- s->left_overhang, s->right_overhang);
- fprintf (stderr, " nchars = %d\n", s->nchars);
- fprintf (stderr, " extends to end of line = %d\n",
- s->extends_to_end_of_line_p);
- fprintf (stderr, " font height = %d\n", FONT_HEIGHT (s->font));
- fprintf (stderr, " bg width = %d\n", s->background_width);
-}
-
-#endif /* GLYPH_DEBUG */
-
-
-
-static void x_append_glyph_string_lists P_ ((struct glyph_string **,
- struct glyph_string **,
- struct glyph_string *,
- struct glyph_string *));
-static void x_prepend_glyph_string_lists P_ ((struct glyph_string **,
- struct glyph_string **,
- struct glyph_string *,
- struct glyph_string *));
-static void x_append_glyph_string P_ ((struct glyph_string **,
- struct glyph_string **,
- struct glyph_string *));
-static int x_left_overwritten P_ ((struct glyph_string *));
-static int x_left_overwriting P_ ((struct glyph_string *));
-static int x_right_overwritten P_ ((struct glyph_string *));
-static int x_right_overwriting P_ ((struct glyph_string *));
-static int x_fill_glyph_string P_ ((struct glyph_string *, int, int, int,
- int));
-static void w32_init_glyph_string P_ ((struct glyph_string *, HDC hdc,
- wchar_t *, struct window *,
- struct glyph_row *,
- enum glyph_row_area, int,
- enum draw_glyphs_face));
-static int x_draw_glyphs P_ ((struct window *, int , struct glyph_row *,
- enum glyph_row_area, int, int,
- enum draw_glyphs_face, int));
-static void x_set_glyph_string_clipping P_ ((struct glyph_string *));
-static void x_set_glyph_string_gc P_ ((struct glyph_string *));
-static void x_draw_glyph_string_background P_ ((struct glyph_string *,
- int));
-static void x_draw_glyph_string_foreground P_ ((struct glyph_string *));
-static void x_draw_composite_glyph_string_foreground P_ ((struct glyph_string *));
-static void x_draw_glyph_string_box P_ ((struct glyph_string *));
-static void x_draw_glyph_string P_ ((struct glyph_string *));
-static void x_compute_glyph_string_overhangs P_ ((struct glyph_string *));
-static void x_set_cursor_gc P_ ((struct glyph_string *));
-static void x_set_mode_line_face_gc P_ ((struct glyph_string *));
-static void x_set_mouse_face_gc P_ ((struct glyph_string *));
-static void w32_get_glyph_overhangs P_ ((HDC hdc, struct glyph *,
- struct frame *,
- int *, int *));
-static void x_compute_overhangs_and_x P_ ((struct glyph_string *, int, int));
-static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int);
-static void w32_setup_relief_color P_ ((struct frame *, struct relief *,
- double, int, COLORREF));
-static void x_setup_relief_colors P_ ((struct glyph_string *));
-static void x_draw_image_glyph_string P_ ((struct glyph_string *));
-static void x_draw_image_relief P_ ((struct glyph_string *));
-static void x_draw_image_foreground P_ ((struct glyph_string *));
-static void w32_draw_image_foreground_1 P_ ((struct glyph_string *, HBITMAP));
-static void x_fill_image_glyph_string P_ ((struct glyph_string *));
-static void x_clear_glyph_string_rect P_ ((struct glyph_string *, int,
- int, int, int));
-static void w32_draw_relief_rect P_ ((struct frame *, int, int, int, int,
- int, int, int, int, RECT *));
-static void w32_draw_box_rect P_ ((struct glyph_string *, int, int, int, int,
- int, int, int, RECT *));
-static void x_fix_overlapping_area P_ ((struct window *, struct glyph_row *,
- enum glyph_row_area));
-static int x_fill_stretch_glyph_string P_ ((struct glyph_string *,
- struct glyph_row *,
- enum glyph_row_area, int, int));
+ int x = s->x;
+ int y = s->ybase - image_ascent (s->img, s->face, &s->slice);
-#if GLYPH_DEBUG
-static void x_check_font P_ ((struct frame *, XFontStruct *));
-#endif
+ /* If first glyph of S has a left box line, start drawing it to the
+ right of that line. */
+ if (s->face->box != FACE_NO_BOX
+ && s->first_glyph->left_box_line_p
+ && s->slice.x == 0)
+ x += abs (s->face->box_line_width);
+ /* If there is a margin around the image, adjust x- and y-position
+ by that margin. */
+ if (s->slice.x == 0)
+ x += s->img->hmargin;
+ if (s->slice.y == 0)
+ y += s->img->vmargin;
-/* Append the list of glyph strings with head H and tail T to the list
- with head *HEAD and tail *TAIL. Set *HEAD and *TAIL to the result. */
+ SaveDC (s->hdc);
-static INLINE void
-x_append_glyph_string_lists (head, tail, h, t)
- struct glyph_string **head, **tail;
- struct glyph_string *h, *t;
-{
- if (h)
+ if (s->img->pixmap)
{
- if (*head)
- (*tail)->next = h;
- else
- *head = h;
- h->prev = *tail;
- *tail = t;
- }
-}
+ HDC compat_hdc = CreateCompatibleDC (s->hdc);
+ HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
+ HBRUSH orig_brush = SelectObject (s->hdc, fg_brush);
+ HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap);
+ SetBkColor (compat_hdc, RGB (255, 255, 255));
+ SetTextColor (s->hdc, RGB (0, 0, 0));
+ x_set_glyph_string_clipping (s);
+ if (s->img->mask)
+ {
+ HDC mask_dc = CreateCompatibleDC (s->hdc);
+ HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask);
-/* Prepend the list of glyph strings with head H and tail T to the
- list with head *HEAD and tail *TAIL. Set *HEAD and *TAIL to the
- result. */
+ SetTextColor (s->hdc, RGB (255, 255, 255));
+ SetBkColor (s->hdc, RGB (0, 0, 0));
-static INLINE void
-x_prepend_glyph_string_lists (head, tail, h, t)
- struct glyph_string **head, **tail;
- struct glyph_string *h, *t;
-{
- if (h)
- {
- if (*head)
- (*head)->prev = t;
+ BitBlt (s->hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCINVERT);
+ BitBlt (s->hdc, x, y, s->slice.width, s->slice.height,
+ mask_dc, s->slice.x, s->slice.y, SRCAND);
+ BitBlt (s->hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCINVERT);
+
+ SelectObject (mask_dc, mask_orig_obj);
+ DeleteDC (mask_dc);
+ }
else
- *tail = t;
- t->next = *head;
- *head = h;
- }
-}
+ {
+ SetTextColor (s->hdc, s->gc->foreground);
+ SetBkColor (s->hdc, s->gc->background);
+ BitBlt (s->hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCCOPY);
-/* Append glyph string S to the list with head *HEAD and tail *TAIL.
- Set *HEAD and *TAIL to the resulting list. */
+ /* When the image has a mask, we can expect that at
+ least part of a mouse highlight or a block cursor will
+ be visible. If the image doesn't have a mask, make
+ a block cursor visible by drawing a rectangle around
+ the image. I believe it's looking better if we do
+ nothing here for mouse-face. */
+ if (s->hl == DRAW_CURSOR)
+ {
+ int r = s->img->relief;
+ if (r < 0) r = -r;
+ w32_draw_rectangle (s->hdc, s->gc, x - r, y - r ,
+ s->slice.width + r*2 - 1,
+ s->slice.height + r*2 - 1);
+ }
+ }
-static INLINE void
-x_append_glyph_string (head, tail, s)
- struct glyph_string **head, **tail;
- struct glyph_string *s;
-{
- s->next = s->prev = NULL;
- x_append_glyph_string_lists (head, tail, s, s);
+ w32_set_clip_rectangle (s->hdc, NULL);
+ SelectObject (s->hdc, orig_brush);
+ DeleteObject (fg_brush);
+ SelectObject (compat_hdc, orig_obj);
+ DeleteDC (compat_hdc);
+ }
+ else
+ w32_draw_rectangle (s->hdc, s->gc, x, y,
+ s->slice.width - 1, s->slice.height - 1);
+
+ RestoreDC (s->hdc ,-1);
}
-/* Set S->gc to a suitable GC for drawing glyph string S in cursor
- face. */
+/* Draw a relief around the image glyph string S. */
static void
-x_set_cursor_gc (s)
+x_draw_image_relief (s)
struct glyph_string *s;
{
- if (s->font == FRAME_FONT (s->f)
- && s->face->background == FRAME_BACKGROUND_PIXEL (s->f)
- && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f)
- && !s->cmp)
- s->gc = s->f->output_data.w32->cursor_gc;
- else
- {
- /* Cursor on non-default face: must merge. */
- XGCValues xgcv;
- unsigned long mask;
-
- xgcv.background = s->f->output_data.w32->cursor_pixel;
- xgcv.foreground = s->face->background;
+ int x0, y0, x1, y1, thick, raised_p;
+ RECT r;
+ int x = s->x;
+ int y = s->ybase - image_ascent (s->img, s->face, &s->slice);
- /* If the glyph would be invisible, try a different foreground. */
- if (xgcv.foreground == xgcv.background)
- xgcv.foreground = s->face->foreground;
- if (xgcv.foreground == xgcv.background)
- xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel;
- if (xgcv.foreground == xgcv.background)
- xgcv.foreground = s->face->foreground;
+ /* If first glyph of S has a left box line, start drawing it to the
+ right of that line. */
+ if (s->face->box != FACE_NO_BOX
+ && s->first_glyph->left_box_line_p
+ && s->slice.x == 0)
+ x += abs (s->face->box_line_width);
- /* Make sure the cursor is distinct from text in this face. */
- if (xgcv.background == s->face->background
- && xgcv.foreground == s->face->foreground)
- {
- xgcv.background = s->face->foreground;
- xgcv.foreground = s->face->background;
- }
+ /* If there is a margin around the image, adjust x- and y-position
+ by that margin. */
+ if (s->slice.x == 0)
+ x += s->img->hmargin;
+ if (s->slice.y == 0)
+ y += s->img->vmargin;
- IF_DEBUG (x_check_font (s->f, s->font));
- xgcv.font = s->font;
- mask = GCForeground | GCBackground | GCFont;
+ if (s->hl == DRAW_IMAGE_SUNKEN
+ || s->hl == DRAW_IMAGE_RAISED)
+ {
+ thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
+ raised_p = s->hl == DRAW_IMAGE_RAISED;
+ }
+ else
+ {
+ thick = abs (s->img->relief);
+ raised_p = s->img->relief > 0;
+ }
- if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc)
- XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc,
- mask, &xgcv);
- else
- FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc
- = XCreateGC (NULL, s->window, mask, &xgcv);
+ x0 = x - thick;
+ y0 = y - thick;
+ x1 = x + s->slice.width + thick - 1;
+ y1 = y + s->slice.height + thick - 1;
- s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc;
- }
+ x_setup_relief_colors (s);
+ get_glyph_string_clip_rect (s, &r);
+ w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p,
+ s->slice.y == 0,
+ s->slice.y + s->slice.height == s->img->height,
+ s->slice.x == 0,
+ s->slice.x + s->slice.width == s->img->width,
+ &r);
}
-/* Set up S->gc of glyph string S for drawing text in mouse face. */
+/* Draw the foreground of image glyph string S to PIXMAP. */
static void
-x_set_mouse_face_gc (s)
+w32_draw_image_foreground_1 (s, pixmap)
struct glyph_string *s;
+ HBITMAP pixmap;
{
- int face_id;
- struct face *face;
+ HDC hdc = CreateCompatibleDC (s->hdc);
+ HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap);
+ int x = 0;
+ int y = s->ybase - s->y - image_ascent (s->img, s->face, &s->slice);
- /* What face has to be used last for the mouse face? */
- face_id = FRAME_W32_DISPLAY_INFO (s->f)->mouse_face_face_id;
- face = FACE_FROM_ID (s->f, face_id);
- if (face == NULL)
- face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
+ /* If first glyph of S has a left box line, start drawing it to the
+ right of that line. */
+ if (s->face->box != FACE_NO_BOX
+ && s->first_glyph->left_box_line_p
+ && s->slice.x == 0)
+ x += abs (s->face->box_line_width);
- if (s->first_glyph->type == CHAR_GLYPH)
- face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch);
- else
- face_id = FACE_FOR_CHAR (s->f, face, 0);
- s->face = FACE_FROM_ID (s->f, face_id);
- PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
+ /* If there is a margin around the image, adjust x- and y-position
+ by that margin. */
+ if (s->slice.x == 0)
+ x += s->img->hmargin;
+ if (s->slice.y == 0)
+ y += s->img->vmargin;
- /* If font in this face is same as S->font, use it. */
- if (s->font == s->face->font)
- s->gc = s->face->gc;
- else
+ if (s->img->pixmap)
{
- /* Otherwise construct scratch_cursor_gc with values from FACE
- but font FONT. */
- XGCValues xgcv;
- unsigned long mask;
+ HDC compat_hdc = CreateCompatibleDC (hdc);
+ HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
+ HBRUSH orig_brush = SelectObject (hdc, fg_brush);
+ HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap);
- xgcv.background = s->face->background;
- xgcv.foreground = s->face->foreground;
- IF_DEBUG (x_check_font (s->f, s->font));
- xgcv.font = s->font;
- mask = GCForeground | GCBackground | GCFont;
+ if (s->img->mask)
+ {
+ HDC mask_dc = CreateCompatibleDC (hdc);
+ HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask);
- if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc)
- XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc,
- mask, &xgcv);
- else
- FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc
- = XCreateGC (NULL, s->window, mask, &xgcv);
+ SetTextColor (hdc, RGB (0, 0, 0));
+ SetBkColor (hdc, RGB (255, 255, 255));
+ BitBlt (hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCINVERT);
+ BitBlt (hdc, x, y, s->slice.width, s->slice.height,
+ mask_dc, s->slice.x, s->slice.y, SRCAND);
+ BitBlt (hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCINVERT);
- s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc;
- }
+ SelectObject (mask_dc, mask_orig_obj);
+ DeleteDC (mask_dc);
+ }
+ else
+ {
+ SetTextColor (hdc, s->gc->foreground);
+ SetBkColor (hdc, s->gc->background);
- xassert (s->gc != 0);
-}
+ BitBlt (hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCCOPY);
+ /* When the image has a mask, we can expect that at
+ least part of a mouse highlight or a block cursor will
+ be visible. If the image doesn't have a mask, make
+ a block cursor visible by drawing a rectangle around
+ the image. I believe it's looking better if we do
+ nothing here for mouse-face. */
+ if (s->hl == DRAW_CURSOR)
+ {
+ int r = s->img->relief;
+ if (r < 0) r = -r;
+ w32_draw_rectangle (hdc, s->gc, x - r, y - r,
+ s->slice.width + r*2 - 1,
+ s->slice.height + r*2 - 1);
+ }
+ }
-/* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
- Faces to use in the mode line have already been computed when the
- matrix was built, so there isn't much to do, here. */
+ SelectObject (hdc, orig_brush);
+ DeleteObject (fg_brush);
+ SelectObject (compat_hdc, orig_obj);
+ DeleteDC (compat_hdc);
+ }
+ else
+ w32_draw_rectangle (hdc, s->gc, x, y,
+ s->slice.width - 1, s->slice.height - 1);
-static INLINE void
-x_set_mode_line_face_gc (s)
- struct glyph_string *s;
-{
- s->gc = s->face->gc;
+ SelectObject (hdc, orig_hdc_obj);
+ DeleteDC (hdc);
}
-/* Set S->gc of glyph string S for drawing that glyph string. Set
- S->stippled_p to a non-zero value if the face of S has a stipple
- pattern. */
+/* Draw part of the background of glyph string S. X, Y, W, and H
+ give the rectangle to draw. */
-static INLINE void
-x_set_glyph_string_gc (s)
+static void
+x_draw_glyph_string_bg_rect (s, x, y, w, h)
struct glyph_string *s;
+ int x, y, w, h;
{
- PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
-
- if (s->hl == DRAW_NORMAL_TEXT)
- {
- s->gc = s->face->gc;
- s->stippled_p = s->face->stipple != 0;
- }
- else if (s->hl == DRAW_INVERSE_VIDEO)
- {
- x_set_mode_line_face_gc (s);
- s->stippled_p = s->face->stipple != 0;
- }
- else if (s->hl == DRAW_CURSOR)
- {
- x_set_cursor_gc (s);
- s->stippled_p = 0;
- }
- else if (s->hl == DRAW_MOUSE_FACE)
- {
- x_set_mouse_face_gc (s);
- s->stippled_p = s->face->stipple != 0;
- }
- else if (s->hl == DRAW_IMAGE_RAISED
- || s->hl == DRAW_IMAGE_SUNKEN)
+#if 0 /* TODO: stipple */
+ if (s->stippled_p)
{
- s->gc = s->face->gc;
- s->stippled_p = s->face->stipple != 0;
+ /* Fill background with a stipple pattern. */
+ XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
+ XFillRectangle (s->display, s->window, s->gc, x, y, w, h);
+ XSetFillStyle (s->display, s->gc, FillSolid);
}
else
- {
- s->gc = s->face->gc;
- s->stippled_p = s->face->stipple != 0;
- }
-
- /* GC must have been set. */
- xassert (s->gc != 0);
+#endif
+ x_clear_glyph_string_rect (s, x, y, w, h);
}
-/* Return in *R the clipping rectangle for glyph string S. */
+/* Draw image glyph string S.
-static void
-w32_get_glyph_string_clip_rect (s, r)
- struct glyph_string *s;
- RECT *r;
-{
- int r_height, r_width;
+ s->y
+ s->x +-------------------------
+ | s->face->box
+ |
+ | +-------------------------
+ | | s->img->vmargin
+ | |
+ | | +-------------------
+ | | | the image
- if (s->row->full_width_p)
- {
- /* Draw full-width. X coordinates are relative to S->w->left. */
- int canon_x = CANON_X_UNIT (s->f);
-
- r->left = WINDOW_LEFT_MARGIN (s->w) * canon_x;
- r_width = XFASTINT (s->w->width) * canon_x;
-
- if (FRAME_HAS_VERTICAL_SCROLL_BARS (s->f))
- {
- int width = FRAME_SCROLL_BAR_WIDTH (s->f) * canon_x;
- if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (s->f))
- r->left -= width;
- }
-
- r->left += FRAME_INTERNAL_BORDER_WIDTH (s->f);
-
- /* Unless displaying a mode or menu bar line, which are always
- fully visible, clip to the visible part of the row. */
- if (s->w->pseudo_window_p)
- r_height = s->row->visible_height;
- else
- r_height = s->height;
- }
- else
- {
- /* This is a text line that may be partially visible. */
- r->left = WINDOW_AREA_TO_FRAME_PIXEL_X (s->w, s->area, 0);
- r_width = window_box_width (s->w, s->area);
- r_height = s->row->visible_height;
- }
-
- /* If S draws overlapping rows, it's sufficient to use the top and
- bottom of the window for clipping because this glyph string
- intentionally draws over other lines. */
- if (s->for_overlaps_p)
- {
- r->top = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (s->w);
- r_height = window_text_bottom_y (s->w) - r->top;
- }
- else
- {
- /* Don't use S->y for clipping because it doesn't take partially
- visible lines into account. For example, it can be negative for
- partially visible lines at the top of a window. */
- if (!s->row->full_width_p
- && MATRIX_ROW_PARTIALLY_VISIBLE_AT_TOP_P (s->w, s->row))
- r->top = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (s->w);
- else
- r->top = max (0, s->row->y);
-
- /* If drawing a tool-bar window, draw it over the internal border
- at the top of the window. */
- if (s->w == XWINDOW (s->f->tool_bar_window))
- r->top -= s->f->output_data.w32->internal_border_width;
- }
-
- r->top = WINDOW_TO_FRAME_PIXEL_Y (s->w, r->top);
-
- /* If drawing the cursor, don't let glyph draw outside its
- advertised boundaries. Cleartype does this under some circumstances. */
- if (s->hl == DRAW_CURSOR)
- {
- if (s->x > r->left)
- {
- r_width -= s->x - r->left;
- r->left = s->x;
- }
- r_width = min (r_width, s->first_glyph->pixel_width);
- }
-
- r->bottom = r->top + r_height;
- r->right = r->left + r_width;
-}
-
-
-/* Set clipping for output of glyph string S. S may be part of a mode
- line or menu if we don't have X toolkit support. */
-
-static INLINE void
-x_set_glyph_string_clipping (s)
- struct glyph_string *s;
-{
- RECT r;
- w32_get_glyph_string_clip_rect (s, &r);
- w32_set_clip_rectangle (s->hdc, &r);
-}
-
-
-/* Compute left and right overhang of glyph string S. If S is a glyph
- string for a composition, assume overhangs don't exist. */
-
-static INLINE void
-x_compute_glyph_string_overhangs (s)
- struct glyph_string *s;
-{
- /* TODO: Windows does not appear to have a method for
- getting this info without getting the ABC widths for each
- individual character and working it out manually. */
-}
-
-
-/* Compute overhangs and x-positions for glyph string S and its
- predecessors, or successors. X is the starting x-position for S.
- BACKWARD_P non-zero means process predecessors. */
+ */
static void
-x_compute_overhangs_and_x (s, x, backward_p)
+x_draw_image_glyph_string (s)
struct glyph_string *s;
- int x;
- int backward_p;
{
- if (backward_p)
- {
- while (s)
- {
- x_compute_glyph_string_overhangs (s);
- x -= s->width;
- s->x = x;
- s = s->prev;
- }
- }
- else
- {
- while (s)
- {
- x_compute_glyph_string_overhangs (s);
- s->x = x;
- x += s->width;
- s = s->next;
- }
- }
-}
-
-
-/* Set *LEFT and *RIGHT to the left and right overhang of GLYPH on
- frame F. Overhangs of glyphs other than type CHAR_GLYPH are
- assumed to be zero. */
+ int x, y;
+ int box_line_hwidth = abs (s->face->box_line_width);
+ int box_line_vwidth = max (s->face->box_line_width, 0);
+ int height;
+ HBITMAP pixmap = 0;
-static void
-w32_get_glyph_overhangs (hdc, glyph, f, left, right)
- HDC hdc;
- struct glyph *glyph;
- struct frame *f;
- int *left, *right;
-{
- *left = *right = 0;
+ height = s->height - 2 * box_line_vwidth;
- if (glyph->type == CHAR_GLYPH)
+ /* Fill background with face under the image. Do it only if row is
+ taller than image or if image has a clip mask to reduce
+ flickering. */
+ s->stippled_p = s->face->stipple != 0;
+ if (height > s->slice.height
+ || s->img->hmargin
+ || s->img->vmargin
+ || s->img->mask
+ || s->img->pixmap == 0
+ || s->width != s->background_width)
{
- XFontStruct *font;
- struct face *face;
- wchar_t char2b;
- XCharStruct *pcm;
+ x = s->x;
+ if (s->first_glyph->left_box_line_p
+ && s->slice.x == 0)
+ x += box_line_hwidth;
- face = x_get_glyph_face_and_encoding (f, glyph, &char2b, NULL);
- font = face->font;
+ y = s->y;
+ if (s->slice.y == 0)
+ y += box_line_vwidth;
- if (font
- && (pcm = w32_per_char_metric (font, &char2b,
- glyph->w32_font_type)))
+#if 0 /* TODO: figure out if we need to do this on Windows. */
+ if (s->img->mask)
{
- if (pcm->rbearing > pcm->width)
- *right = pcm->rbearing - pcm->width;
- if (pcm->lbearing < 0)
- *left = -pcm->lbearing;
- }
- }
-}
-
-
-static void
-x_get_glyph_overhangs (glyph, f, left, right)
- struct glyph *glyph;
- struct frame *f;
- int *left, *right;
-{
- HDC hdc = get_frame_dc (f);
- /* Convert to unicode! */
- w32_get_glyph_overhangs (hdc, glyph, f, left, right);
- release_frame_dc (f, hdc);
-}
-
-
-/* Return the index of the first glyph preceding glyph string S that
- is overwritten by S because of S's left overhang. Value is -1
- if no glyphs are overwritten. */
-
-static int
-x_left_overwritten (s)
- struct glyph_string *s;
-{
- int k;
-
- if (s->left_overhang)
- {
- int x = 0, i;
- struct glyph *glyphs = s->row->glyphs[s->area];
- int first = s->first_glyph - glyphs;
-
- for (i = first - 1; i >= 0 && x > -s->left_overhang; --i)
- x -= glyphs[i].pixel_width;
-
- k = i + 1;
- }
- else
- k = -1;
-
- return k;
-}
-
-
-/* Return the index of the first glyph preceding glyph string S that
- is overwriting S because of its right overhang. Value is -1 if no
- glyph in front of S overwrites S. */
-
-static int
-x_left_overwriting (s)
- struct glyph_string *s;
-{
- int i, k, x;
- struct glyph *glyphs = s->row->glyphs[s->area];
- int first = s->first_glyph - glyphs;
-
- k = -1;
- x = 0;
- for (i = first - 1; i >= 0; --i)
- {
- int left, right;
- w32_get_glyph_overhangs (s->hdc, glyphs + i, s->f, &left, &right);
- if (x + right > 0)
- k = i;
- x -= glyphs[i].pixel_width;
- }
-
- return k;
-}
-
-
-/* Return the index of the last glyph following glyph string S that is
- not overwritten by S because of S's right overhang. Value is -1 if
- no such glyph is found. */
+ /* Create a pixmap as large as the glyph string. Fill it
+ with the background color. Copy the image to it, using
+ its mask. Copy the temporary pixmap to the display. */
+ Screen *screen = FRAME_X_SCREEN (s->f);
+ int depth = DefaultDepthOfScreen (screen);
-static int
-x_right_overwritten (s)
- struct glyph_string *s;
-{
- int k = -1;
+ /* Create a pixmap as large as the glyph string. */
+ pixmap = XCreatePixmap (s->display, s->window,
+ s->background_width,
+ s->height, depth);
- if (s->right_overhang)
- {
- int x = 0, i;
- struct glyph *glyphs = s->row->glyphs[s->area];
- int first = (s->first_glyph - glyphs) + (s->cmp ? 1 : s->nchars);
- int end = s->row->used[s->area];
+ /* Don't clip in the following because we're working on the
+ pixmap. */
+ XSetClipMask (s->display, s->gc, None);
- for (i = first; i < end && s->right_overhang > x; ++i)
- x += glyphs[i].pixel_width;
+ /* Fill the pixmap with the background color/stipple. */
+ if (s->stippled_p)
+ {
+ /* Fill background with a stipple pattern. */
+ XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
+ XFillRectangle (s->display, pixmap, s->gc,
+ 0, 0, s->background_width, s->height);
+ XSetFillStyle (s->display, s->gc, FillSolid);
+ }
+ else
+ {
+ XGCValues xgcv;
+ XGetGCValues (s->display, s->gc, GCForeground | GCBackground,
+ &xgcv);
+ XSetForeground (s->display, s->gc, xgcv.background);
+ XFillRectangle (s->display, pixmap, s->gc,
+ 0, 0, s->background_width, s->height);
+ XSetForeground (s->display, s->gc, xgcv.foreground);
+ }
+ }
+ else
+#endif
+ x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height);
- k = i;
+ s->background_filled_p = 1;
}
- return k;
-}
-
-
-/* Return the index of the last glyph following glyph string S that
- overwrites S because of its left overhang. Value is negative
- if no such glyph is found. */
-
-static int
-x_right_overwriting (s)
- struct glyph_string *s;
-{
- int i, k, x;
- int end = s->row->used[s->area];
- struct glyph *glyphs = s->row->glyphs[s->area];
- int first = (s->first_glyph - glyphs) + (s->cmp ? 1 : s->nchars);
-
- k = -1;
- x = 0;
- for (i = first; i < end; ++i)
+ /* Draw the foreground. */
+ if (pixmap != 0)
{
- int left, right;
- w32_get_glyph_overhangs (s->hdc, glyphs + i, s->f, &left, &right);
- if (x - left < 0)
- k = i;
- x += glyphs[i].pixel_width;
- }
-
- return k;
-}
-
+ w32_draw_image_foreground_1 (s, pixmap);
+ x_set_glyph_string_clipping (s);
+ {
+ HDC compat_hdc = CreateCompatibleDC (s->hdc);
+ HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
+ HBRUSH orig_brush = SelectObject (s->hdc, fg_brush);
+ HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap);
-/* Fill rectangle X, Y, W, H with background color of glyph string S. */
+ SetTextColor (s->hdc, s->gc->foreground);
+ SetBkColor (s->hdc, s->gc->background);
+ BitBlt (s->hdc, s->x, s->y, s->background_width, s->height,
+ compat_hdc, 0, 0, SRCCOPY);
-static INLINE void
-x_clear_glyph_string_rect (s, x, y, w, h)
- struct glyph_string *s;
- int x, y, w, h;
-{
- int real_x = x;
- int real_y = y;
- int real_w = w;
- int real_h = h;
-#if 0
- /* Take clipping into account. */
- if (s->gc->clip_mask == Rect)
- {
- real_x = max (real_x, s->gc->clip_rectangle.left);
- real_y = max (real_y, s->gc->clip_rectangle.top);
- real_w = min (real_w, s->gc->clip_rectangle.right
- - s->gc->clip_rectangle.left);
- real_h = min (real_h, s->gc->clip_rectangle.bottom
- - s->gc->clip_rectangle.top);
- }
-#endif
- w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y,
- real_w, real_h);
-}
-
-
-/* Draw the background of glyph_string S. If S->background_filled_p
- is non-zero don't draw it. FORCE_P non-zero means draw the
- background even if it wouldn't be drawn normally. This is used
- when a string preceding S draws into the background of S, or S
- contains the first component of a composition. */
-
-static void
-x_draw_glyph_string_background (s, force_p)
- struct glyph_string *s;
- int force_p;
-{
- /* Nothing to do if background has already been drawn or if it
- shouldn't be drawn in the first place. */
- if (!s->background_filled_p)
- {
- int box_line_width = max (s->face->box_line_width, 0);
-
-#if 0 /* TODO: stipple */
- if (s->stippled_p)
- {
- /* Fill background with a stipple pattern. */
- XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
- XFillRectangle (s->display, s->window, s->gc, s->x,
- s->y + box_line_width,
- s->background_width,
- s->height - 2 * box_line_width);
- XSetFillStyle (s->display, s->gc, FillSolid);
- s->background_filled_p = 1;
- }
- else
-#endif
- if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
- || s->font_not_found_p
- || s->extends_to_end_of_line_p
- || s->font->bdf
- || force_p)
- {
- x_clear_glyph_string_rect (s, s->x, s->y + box_line_width,
- s->background_width,
- s->height - 2 * box_line_width);
- s->background_filled_p = 1;
- }
- }
-}
-
-
-/* Draw the foreground of glyph string S. */
-
-static void
-x_draw_glyph_string_foreground (s)
- struct glyph_string *s;
-{
- int i, x;
- HFONT old_font;
-
- /* If first glyph of S has a left box line, start drawing the text
- of S to the right of that box line. */
- if (s->face->box != FACE_NO_BOX
- && s->first_glyph->left_box_line_p)
- x = s->x + abs (s->face->box_line_width);
- else
- x = s->x;
-
- if (s->for_overlaps_p || (s->background_filled_p && s->hl != DRAW_CURSOR))
- SetBkMode (s->hdc, TRANSPARENT);
- else
- SetBkMode (s->hdc, OPAQUE);
-
- SetTextColor (s->hdc, s->gc->foreground);
- SetBkColor (s->hdc, s->gc->background);
- SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT);
-
- if (s->font && s->font->hfont)
- old_font = SelectObject (s->hdc, s->font->hfont);
-
- /* Draw characters of S as rectangles if S's font could not be
- loaded. */
- if (s->font_not_found_p)
- {
- for (i = 0; i < s->nchars; ++i)
- {
- struct glyph *g = s->first_glyph + i;
-
- w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1,
- s->height - 1);
- x += g->pixel_width;
- }
- }
- else
- {
- char *char1b = (char *) s->char2b;
- int boff = s->font_info->baseline_offset;
-
- if (s->font_info->vertical_centering)
- boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff;
-
- /* If we can use 8-bit functions, condense S->char2b. */
- if (!s->two_byte_p)
- for (i = 0; i < s->nchars; ++i)
- char1b[i] = BYTE2 (s->char2b[i]);
-
- /* Draw text with TextOut and friends. */
- w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars);
-
- if (s->face->overstrike)
- {
- /* For overstriking (to simulate bold-face), draw the
- characters again shifted to the right by one pixel. */
- w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars);
- }
- }
- if (s->font && s->font->hfont)
- SelectObject (s->hdc, old_font);
-}
-
-/* Draw the foreground of composite glyph string S. */
-
-static void
-x_draw_composite_glyph_string_foreground (s)
- struct glyph_string *s;
-{
- int i, x;
- HFONT old_font;
-
- /* If first glyph of S has a left box line, start drawing the text
- of S to the right of that box line. */
- if (s->face->box != FACE_NO_BOX
- && s->first_glyph->left_box_line_p)
- x = s->x + abs (s->face->box_line_width);
- else
- x = s->x;
-
- /* S is a glyph string for a composition. S->gidx is the index of
- the first character drawn for glyphs of this composition.
- S->gidx == 0 means we are drawing the very first character of
- this composition. */
-
- SetTextColor (s->hdc, s->gc->foreground);
- SetBkColor (s->hdc, s->gc->background);
- SetBkMode (s->hdc, TRANSPARENT);
- SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT);
-
- if (s->font && s->font->hfont)
- old_font = SelectObject (s->hdc, s->font->hfont);
-
- /* Draw a rectangle for the composition if the font for the very
- first character of the composition could not be loaded. */
- if (s->font_not_found_p)
- {
- if (s->gidx == 0)
- w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1,
- s->height - 1);
- }
- else
- {
- for (i = 0; i < s->nchars; i++, ++s->gidx)
- {
- w32_text_out (s, x + s->cmp->offsets[s->gidx * 2],
- s->ybase - s->cmp->offsets[s->gidx * 2 + 1],
- s->char2b + i, 1);
- if (s->face->overstrike)
- w32_text_out (s, x + s->cmp->offsets[s->gidx * 2] + 1,
- s->ybase - s->cmp->offsets[s->gidx * 2 + 1],
- s->char2b + i, 1);
- }
- }
-
- if (s->font && s->font->hfont)
- SelectObject (s->hdc, old_font);
-}
-
-
-/* Brightness beyond which a color won't have its highlight brightness
- boosted.
-
- Nominally, highlight colors for `3d' faces are calculated by
- brightening an object's color by a constant scale factor, but this
- doesn't yield good results for dark colors, so for colors who's
- brightness is less than this value (on a scale of 0-255) have to
- use an additional additive factor.
-
- The value here is set so that the default menu-bar/mode-line color
- (grey75) will not have its highlights changed at all. */
-#define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
-
-
-/* Allocate a color which is lighter or darker than *COLOR by FACTOR
- or DELTA. Try a color with RGB values multiplied by FACTOR first.
- If this produces the same color as COLOR, try a color where all RGB
- values have DELTA added. Return the allocated color in *COLOR.
- DISPLAY is the X display, CMAP is the colormap to operate on.
- Value is non-zero if successful. */
-
-static int
-w32_alloc_lighter_color (f, color, factor, delta)
- struct frame *f;
- COLORREF *color;
- double factor;
- int delta;
-{
- COLORREF new;
- long bright;
-
- /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
- delta /= 256;
-
- /* Change RGB values by specified FACTOR. Avoid overflow! */
- xassert (factor >= 0);
- new = PALETTERGB (min (0xff, factor * GetRValue (*color)),
- min (0xff, factor * GetGValue (*color)),
- min (0xff, factor * GetBValue (*color)));
-
- /* Calculate brightness of COLOR. */
- bright = (2 * GetRValue (*color) + 3 * GetGValue (*color)
- + GetBValue (*color)) / 6;
-
- /* We only boost colors that are darker than
- HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
- if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT)
- /* Make an additive adjustment to NEW, because it's dark enough so
- that scaling by FACTOR alone isn't enough. */
- {
- /* How far below the limit this color is (0 - 1, 1 being darker). */
- double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT;
- /* The additive adjustment. */
- int min_delta = delta * dimness * factor / 2;
-
- if (factor < 1)
- new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))),
- max (0, min (0xff, min_delta - GetGValue (*color))),
- max (0, min (0xff, min_delta - GetBValue (*color))));
- else
- new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))),
- max (0, min (0xff, min_delta + GetGValue (*color))),
- max (0, min (0xff, min_delta + GetBValue (*color))));
- }
-
- if (new == *color)
- new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))),
- max (0, min (0xff, delta + GetGValue (*color))),
- max (0, min (0xff, delta + GetBValue (*color))));
-
- /* TODO: Map to palette and retry with delta if same? */
- /* TODO: Free colors (if using palette)? */
-
- if (new == *color)
- return 0;
-
- *color = new;
-
- return 1;
-}
-
-
-/* Set up the foreground color for drawing relief lines of glyph
- string S. RELIEF is a pointer to a struct relief containing the GC
- with which lines will be drawn. Use a color that is FACTOR or
- DELTA lighter or darker than the relief's background which is found
- in S->f->output_data.x->relief_background. If such a color cannot
- be allocated, use DEFAULT_PIXEL, instead. */
-
-static void
-w32_setup_relief_color (f, relief, factor, delta, default_pixel)
- struct frame *f;
- struct relief *relief;
- double factor;
- int delta;
- COLORREF default_pixel;
-{
- XGCValues xgcv;
- struct w32_output *di = f->output_data.w32;
- unsigned long mask = GCForeground;
- COLORREF pixel;
- COLORREF background = di->relief_background;
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
-
- /* TODO: Free colors (if using palette)? */
-
- /* Allocate new color. */
- xgcv.foreground = default_pixel;
- pixel = background;
- if (w32_alloc_lighter_color (f, &pixel, factor, delta))
- {
- relief->allocated_p = 1;
- xgcv.foreground = relief->pixel = pixel;
- }
-
- if (relief->gc == 0)
- {
-#if 0 /* TODO: stipple */
- xgcv.stipple = dpyinfo->gray;
- mask |= GCStipple;
-#endif
- relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv);
- }
- else
- XChangeGC (NULL, relief->gc, mask, &xgcv);
-}
-
-
-/* Set up colors for the relief lines around glyph string S. */
-
-static void
-x_setup_relief_colors (s)
- struct glyph_string *s;
-{
- struct w32_output *di = s->f->output_data.w32;
- COLORREF color;
-
- if (s->face->use_box_color_for_shadows_p)
- color = s->face->box_color;
- else if (s->first_glyph->type == IMAGE_GLYPH
- && s->img->pixmap
- && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
- color = IMAGE_BACKGROUND (s->img, s->f, 0);
- else
- color = s->gc->background;
-
- if (di->white_relief.gc == 0
- || color != di->relief_background)
- {
- di->relief_background = color;
- w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000,
- WHITE_PIX_DEFAULT (s->f));
- w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000,
- BLACK_PIX_DEFAULT (s->f));
- }
-}
-
-
-/* Draw a relief on frame F inside the rectangle given by LEFT_X,
- TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
- to draw, it must be >= 0. RAISED_P non-zero means draw a raised
- relief. LEFT_P non-zero means draw a relief on the left side of
- the rectangle. RIGHT_P non-zero means draw a relief on the right
- side of the rectangle. CLIP_RECT is the clipping rectangle to use
- when drawing. */
-
-static void
-w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width,
- raised_p, left_p, right_p, clip_rect)
- struct frame *f;
- int left_x, top_y, right_x, bottom_y, width, left_p, right_p, raised_p;
- RECT *clip_rect;
-{
- int i;
- XGCValues gc;
- HDC hdc = get_frame_dc (f);
-
- if (raised_p)
- gc.foreground = f->output_data.w32->white_relief.gc->foreground;
- else
- gc.foreground = f->output_data.w32->black_relief.gc->foreground;
-
- w32_set_clip_rectangle (hdc, clip_rect);
-
- /* Top. */
- for (i = 0; i < width; ++i)
- w32_fill_area (f, hdc, gc.foreground,
- left_x + i * left_p, top_y + i,
- right_x - left_x - i * (left_p + right_p ) + 1, 1);
-
- /* Left. */
- if (left_p)
- for (i = 0; i < width; ++i)
- w32_fill_area (f, hdc, gc.foreground,
- left_x + i, top_y + i, 1,
- bottom_y - top_y - 2 * i + 1);
-
- if (raised_p)
- gc.foreground = f->output_data.w32->black_relief.gc->foreground;
- else
- gc.foreground = f->output_data.w32->white_relief.gc->foreground;
-
- /* Bottom. */
- for (i = 0; i < width; ++i)
- w32_fill_area (f, hdc, gc.foreground,
- left_x + i * left_p, bottom_y - i,
- right_x - left_x - i * (left_p + right_p) + 1, 1);
-
- /* Right. */
- if (right_p)
- for (i = 0; i < width; ++i)
- w32_fill_area (f, hdc, gc.foreground,
- right_x - i, top_y + i + 1, 1,
- bottom_y - top_y - 2 * i - 1);
-
- w32_set_clip_rectangle (hdc, NULL);
-
- release_frame_dc (f, hdc);
-}
-
-
-/* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
- RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
- draw, it must be >= 0. LEFT_P non-zero means draw a line on the
- left side of the rectangle. RIGHT_P non-zero means draw a line
- on the right side of the rectangle. CLIP_RECT is the clipping
- rectangle to use when drawing. */
-
-static void
-w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width,
- left_p, right_p, clip_rect)
- struct glyph_string *s;
- int left_x, top_y, right_x, bottom_y, width, left_p, right_p;
- RECT *clip_rect;
-{
- w32_set_clip_rectangle (s->hdc, clip_rect);
-
- /* Top. */
- w32_fill_area (s->f, s->hdc, s->face->box_color,
- left_x, top_y, right_x - left_x + 1, width);
-
- /* Left. */
- if (left_p)
- {
- w32_fill_area (s->f, s->hdc, s->face->box_color,
- left_x, top_y, width, bottom_y - top_y + 1);
- }
-
- /* Bottom. */
- w32_fill_area (s->f, s->hdc, s->face->box_color,
- left_x, bottom_y - width + 1, right_x - left_x + 1, width);
-
- /* Right. */
- if (right_p)
- {
- w32_fill_area (s->f, s->hdc, s->face->box_color,
- right_x - width + 1, top_y, width, bottom_y - top_y + 1);
- }
-
- w32_set_clip_rectangle (s->hdc, NULL);
-}
-
-
-/* Draw a box around glyph string S. */
-
-static void
-x_draw_glyph_string_box (s)
- struct glyph_string *s;
-{
- int width, left_x, right_x, top_y, bottom_y, last_x, raised_p;
- int left_p, right_p;
- struct glyph *last_glyph;
- RECT clip_rect;
-
- last_x = window_box_right (s->w, s->area);
- if (s->row->full_width_p
- && !s->w->pseudo_window_p)
- {
- last_x += FRAME_X_RIGHT_FRINGE_WIDTH (s->f);
- if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (s->f))
- last_x += FRAME_SCROLL_BAR_WIDTH (s->f) * CANON_X_UNIT (s->f);
- }
-
- /* The glyph that may have a right box line. */
- last_glyph = (s->cmp || s->img
- ? s->first_glyph
- : s->first_glyph + s->nchars - 1);
-
- width = abs (s->face->box_line_width);
- raised_p = s->face->box == FACE_RAISED_BOX;
- left_x = s->x;
- right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
- ? last_x - 1
- : min (last_x, s->x + s->background_width) - 1));
- top_y = s->y;
- bottom_y = top_y + s->height - 1;
-
- left_p = (s->first_glyph->left_box_line_p
- || (s->hl == DRAW_MOUSE_FACE
- && (s->prev == NULL
- || s->prev->hl != s->hl)));
- right_p = (last_glyph->right_box_line_p
- || (s->hl == DRAW_MOUSE_FACE
- && (s->next == NULL
- || s->next->hl != s->hl)));
-
- w32_get_glyph_string_clip_rect (s, &clip_rect);
-
- if (s->face->box == FACE_SIMPLE_BOX)
- w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width,
- left_p, right_p, &clip_rect);
- else
- {
- x_setup_relief_colors (s);
- w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y,
- width, raised_p, left_p, right_p, &clip_rect);
- }
-}
-
-
-/* Draw foreground of image glyph string S. */
-
-static void
-x_draw_image_foreground (s)
- struct glyph_string *s;
-{
- int x;
- int y = s->ybase - image_ascent (s->img, s->face);
-
- /* If first glyph of S has a left box line, start drawing it to the
- right of that line. */
- if (s->face->box != FACE_NO_BOX
- && s->first_glyph->left_box_line_p)
- x = s->x + abs (s->face->box_line_width);
- else
- x = s->x;
-
- /* If there is a margin around the image, adjust x- and y-position
- by that margin. */
- x += s->img->hmargin;
- y += s->img->vmargin;
-
- SaveDC (s->hdc);
-
- if (s->img->pixmap)
- {
- HDC compat_hdc = CreateCompatibleDC (s->hdc);
- HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
- HBRUSH orig_brush = SelectObject (s->hdc, fg_brush);
- HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap);
- SetBkColor (compat_hdc, RGB (255, 255, 255));
- SetTextColor (s->hdc, RGB (0, 0, 0));
- x_set_glyph_string_clipping (s);
-
- if (s->img->mask)
- {
- HDC mask_dc = CreateCompatibleDC (s->hdc);
- HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask);
-
- SetTextColor (s->hdc, RGB (255, 255, 255));
- SetBkColor (s->hdc, RGB (0, 0, 0));
-
- BitBlt (s->hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCINVERT);
- BitBlt (s->hdc, x, y, s->img->width, s->img->height,
- mask_dc, 0, 0, SRCAND);
- BitBlt (s->hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCINVERT);
-
- SelectObject (mask_dc, mask_orig_obj);
- DeleteDC (mask_dc);
- }
- else
- {
- SetTextColor (s->hdc, s->gc->foreground);
- SetBkColor (s->hdc, s->gc->background);
-
- BitBlt (s->hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCCOPY);
-
- /* When the image has a mask, we can expect that at
- least part of a mouse highlight or a block cursor will
- be visible. If the image doesn't have a mask, make
- a block cursor visible by drawing a rectangle around
- the image. I believe it's looking better if we do
- nothing here for mouse-face. */
- if (s->hl == DRAW_CURSOR)
- {
- int r = s->img->relief;
- if (r < 0) r = -r;
- w32_draw_rectangle (s->hdc, s->gc, x - r, y - r ,
- s->img->width + r*2 - 1, s->img->height + r*2 - 1);
- }
- }
-
- w32_set_clip_rectangle (s->hdc, NULL);
- SelectObject (s->hdc, orig_brush);
- DeleteObject (fg_brush);
- SelectObject (compat_hdc, orig_obj);
- DeleteDC (compat_hdc);
- }
- else
- w32_draw_rectangle (s->hdc, s->gc, x, y, s->img->width -1,
- s->img->height - 1);
-
- RestoreDC (s->hdc ,-1);
-}
-
-
-
-/* Draw a relief around the image glyph string S. */
-
-static void
-x_draw_image_relief (s)
- struct glyph_string *s;
-{
- int x0, y0, x1, y1, thick, raised_p;
- RECT r;
- int x;
- int y = s->ybase - image_ascent (s->img, s->face);
-
- /* If first glyph of S has a left box line, start drawing it to the
- right of that line. */
- if (s->face->box != FACE_NO_BOX
- && s->first_glyph->left_box_line_p)
- x = s->x + abs (s->face->box_line_width);
- else
- x = s->x;
-
- /* If there is a margin around the image, adjust x- and y-position
- by that margin. */
- x += s->img->hmargin;
- y += s->img->vmargin;
-
- if (s->hl == DRAW_IMAGE_SUNKEN
- || s->hl == DRAW_IMAGE_RAISED)
- {
- thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
- raised_p = s->hl == DRAW_IMAGE_RAISED;
- }
- else
- {
- thick = abs (s->img->relief);
- raised_p = s->img->relief > 0;
- }
-
- x0 = x - thick;
- y0 = y - thick;
- x1 = x + s->img->width + thick - 1;
- y1 = y + s->img->height + thick - 1;
-
- x_setup_relief_colors (s);
- w32_get_glyph_string_clip_rect (s, &r);
- w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p, 1, 1, &r);
-}
-
-
-/* Draw the foreground of image glyph string S to PIXMAP. */
-
-static void
-w32_draw_image_foreground_1 (s, pixmap)
- struct glyph_string *s;
- HBITMAP pixmap;
-{
- HDC hdc = CreateCompatibleDC (s->hdc);
- HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap);
- int x;
- int y = s->ybase - s->y - image_ascent (s->img, s->face);
-
- /* If first glyph of S has a left box line, start drawing it to the
- right of that line. */
- if (s->face->box != FACE_NO_BOX
- && s->first_glyph->left_box_line_p)
- x = abs (s->face->box_line_width);
- else
- x = 0;
-
- /* If there is a margin around the image, adjust x- and y-position
- by that margin. */
- x += s->img->hmargin;
- y += s->img->vmargin;
-
- if (s->img->pixmap)
- {
- HDC compat_hdc = CreateCompatibleDC (hdc);
- HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
- HBRUSH orig_brush = SelectObject (hdc, fg_brush);
- HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap);
-
- if (s->img->mask)
- {
- HDC mask_dc = CreateCompatibleDC (hdc);
- HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask);
-
- SetTextColor (hdc, RGB (0, 0, 0));
- SetBkColor (hdc, RGB (255, 255, 255));
- BitBlt (hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCINVERT);
- BitBlt (hdc, x, y, s->img->width, s->img->height,
- mask_dc, 0, 0, SRCAND);
- BitBlt (hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCINVERT);
-
- SelectObject (mask_dc, mask_orig_obj);
- DeleteDC (mask_dc);
- }
- else
- {
- SetTextColor (hdc, s->gc->foreground);
- SetBkColor (hdc, s->gc->background);
-
- BitBlt (hdc, x, y, s->img->width, s->img->height,
- compat_hdc, 0, 0, SRCCOPY);
-
- /* When the image has a mask, we can expect that at
- least part of a mouse highlight or a block cursor will
- be visible. If the image doesn't have a mask, make
- a block cursor visible by drawing a rectangle around
- the image. I believe it's looking better if we do
- nothing here for mouse-face. */
- if (s->hl == DRAW_CURSOR)
- {
- int r = s->img->relief;
- if (r < 0) r = -r;
- w32_draw_rectangle (hdc, s->gc, x - r, y - r ,
- s->img->width + r*2 - 1, s->img->height + r*2 - 1);
- }
- }
-
- SelectObject (hdc, orig_brush);
- DeleteObject (fg_brush);
- SelectObject (compat_hdc, orig_obj);
- DeleteDC (compat_hdc);
- }
- else
- w32_draw_rectangle (hdc, s->gc, x, y, s->img->width - 1,
- s->img->height - 1);
-
- SelectObject (hdc, orig_hdc_obj);
- DeleteDC (hdc);
-}
-
-
-/* Draw part of the background of glyph string S. X, Y, W, and H
- give the rectangle to draw. */
-
-static void
-x_draw_glyph_string_bg_rect (s, x, y, w, h)
- struct glyph_string *s;
- int x, y, w, h;
-{
-#if 0 /* TODO: stipple */
- if (s->stippled_p)
- {
- /* Fill background with a stipple pattern. */
- XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
- XFillRectangle (s->display, s->window, s->gc, x, y, w, h);
- XSetFillStyle (s->display, s->gc, FillSolid);
- }
- else
-#endif
- x_clear_glyph_string_rect (s, x, y, w, h);
-}
-
-
-/* Draw image glyph string S.
-
- s->y
- s->x +-------------------------
- | s->face->box
- |
- | +-------------------------
- | | s->img->vmargin
- | |
- | | +-------------------
- | | | the image
-
- */
-
-static void
-x_draw_image_glyph_string (s)
- struct glyph_string *s;
-{
- int x, y;
- int box_line_hwidth = abs (s->face->box_line_width);
- int box_line_vwidth = max (s->face->box_line_width, 0);
- int height;
- HBITMAP pixmap = 0;
-
- height = s->height - 2 * box_line_vwidth;
-
- /* Fill background with face under the image. Do it only if row is
- taller than image or if image has a clip mask to reduce
- flickering. */
- s->stippled_p = s->face->stipple != 0;
- if (height > s->img->height
- || s->img->hmargin
- || s->img->vmargin
- || s->img->mask
- || s->img->pixmap == 0
- || s->width != s->background_width)
- {
- if (box_line_hwidth && s->first_glyph->left_box_line_p)
- x = s->x + box_line_hwidth;
- else
- x = s->x;
-
- y = s->y + box_line_vwidth;
-#if 0 /* TODO: figure out if we need to do this on Windows. */
- if (s->img->mask)
- {
- /* Create a pixmap as large as the glyph string. Fill it
- with the background color. Copy the image to it, using
- its mask. Copy the temporary pixmap to the display. */
- Screen *screen = FRAME_X_SCREEN (s->f);
- int depth = DefaultDepthOfScreen (screen);
-
- /* Create a pixmap as large as the glyph string. */
- pixmap = XCreatePixmap (s->display, s->window,
- s->background_width,
- s->height, depth);
-
- /* Don't clip in the following because we're working on the
- pixmap. */
- XSetClipMask (s->display, s->gc, None);
-
- /* Fill the pixmap with the background color/stipple. */
- if (s->stippled_p)
- {
- /* Fill background with a stipple pattern. */
- XSetFillStyle (s->display, s->gc, FillOpaqueStippled);
- XFillRectangle (s->display, pixmap, s->gc,
- 0, 0, s->background_width, s->height);
- XSetFillStyle (s->display, s->gc, FillSolid);
- }
- else
- {
- XGCValues xgcv;
- XGetGCValues (s->display, s->gc, GCForeground | GCBackground,
- &xgcv);
- XSetForeground (s->display, s->gc, xgcv.background);
- XFillRectangle (s->display, pixmap, s->gc,
- 0, 0, s->background_width, s->height);
- XSetForeground (s->display, s->gc, xgcv.foreground);
- }
- }
- else
-#endif
- x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height);
-
- s->background_filled_p = 1;
- }
-
- /* Draw the foreground. */
- if (pixmap != 0)
- {
- w32_draw_image_foreground_1 (s, pixmap);
- x_set_glyph_string_clipping (s);
- {
- HDC compat_hdc = CreateCompatibleDC (s->hdc);
- HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground);
- HBRUSH orig_brush = SelectObject (s->hdc, fg_brush);
- HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap);
-
- SetTextColor (s->hdc, s->gc->foreground);
- SetBkColor (s->hdc, s->gc->background);
- BitBlt (s->hdc, s->x, s->y, s->background_width, s->height,
- compat_hdc, 0, 0, SRCCOPY);
-
- SelectObject (s->hdc, orig_brush);
- DeleteObject (fg_brush);
- SelectObject (compat_hdc, orig_obj);
- DeleteDC (compat_hdc);
- }
- DeleteObject (pixmap);
- pixmap = 0;
- }
- else
- x_draw_image_foreground (s);
-
- /* If we must draw a relief around the image, do it. */
- if (s->img->relief
- || s->hl == DRAW_IMAGE_RAISED
- || s->hl == DRAW_IMAGE_SUNKEN)
- x_draw_image_relief (s);
-}
-
-
-/* Draw stretch glyph string S. */
-
-static void
-x_draw_stretch_glyph_string (s)
- struct glyph_string *s;
-{
- xassert (s->first_glyph->type == STRETCH_GLYPH);
- s->stippled_p = s->face->stipple != 0;
-
- if (s->hl == DRAW_CURSOR
- && !x_stretch_cursor_p)
- {
- /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
- as wide as the stretch glyph. */
- int width = min (CANON_X_UNIT (s->f), s->background_width);
-
- /* Draw cursor. */
- x_draw_glyph_string_bg_rect (s, s->x, s->y, width, s->height);
-
- /* Clear rest using the GC of the original non-cursor face. */
- if (width < s->background_width)
- {
- XGCValues *gc = s->face->gc;
- int x = s->x + width, y = s->y;
- int w = s->background_width - width, h = s->height;
- RECT r;
- HDC hdc = s->hdc;
-
- if (s->row->mouse_face_p
- && cursor_in_mouse_face_p (s->w))
- {
- x_set_mouse_face_gc (s);
- gc = s->gc;
- }
- else
- gc = s->face->gc;
-
- w32_get_glyph_string_clip_rect (s, &r);
- w32_set_clip_rectangle (hdc, &r);
-
-#if 0 /* TODO: stipple */
- if (s->face->stipple)
- {
- /* Fill background with a stipple pattern. */
- XSetFillStyle (s->display, gc, FillOpaqueStippled);
- XFillRectangle (s->display, s->window, gc, x, y, w, h);
- XSetFillStyle (s->display, gc, FillSolid);
- }
- else
-#endif
- {
- w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h);
- }
- }
- }
- else if (!s->background_filled_p)
- x_draw_glyph_string_bg_rect (s, s->x, s->y, s->background_width,
- s->height);
-
- s->background_filled_p = 1;
-}
-
-
-/* Draw glyph string S. */
-
-static void
-x_draw_glyph_string (s)
- struct glyph_string *s;
-{
- int relief_drawn_p = 0;
-
- /* If S draws into the background of its successor, draw the
- background of the successor first so that S can draw into it.
- This makes S->next use XDrawString instead of XDrawImageString. */
- if (s->next && s->right_overhang && !s->for_overlaps_p)
- {
- xassert (s->next->img == NULL);
- x_set_glyph_string_gc (s->next);
- x_set_glyph_string_clipping (s->next);
- x_draw_glyph_string_background (s->next, 1);
- }
-
- /* Set up S->gc, set clipping and draw S. */
- x_set_glyph_string_gc (s);
-
- /* Draw relief (if any) in advance for char/composition so that the
- glyph string can be drawn over it. */
- if (!s->for_overlaps_p
- && s->face->box != FACE_NO_BOX
- && (s->first_glyph->type == CHAR_GLYPH
- || s->first_glyph->type == COMPOSITE_GLYPH))
-
- {
- x_set_glyph_string_clipping (s);
- x_draw_glyph_string_background (s, 1);
- x_draw_glyph_string_box (s);
- x_set_glyph_string_clipping (s);
- relief_drawn_p = 1;
- }
- else
- x_set_glyph_string_clipping (s);
-
- switch (s->first_glyph->type)
- {
- case IMAGE_GLYPH:
- x_draw_image_glyph_string (s);
- break;
-
- case STRETCH_GLYPH:
- x_draw_stretch_glyph_string (s);
- break;
-
- case CHAR_GLYPH:
- if (s->for_overlaps_p)
- s->background_filled_p = 1;
- else
- x_draw_glyph_string_background (s, 0);
- x_draw_glyph_string_foreground (s);
- break;
-
- case COMPOSITE_GLYPH:
- if (s->for_overlaps_p || s->gidx > 0)
- s->background_filled_p = 1;
- else
- x_draw_glyph_string_background (s, 1);
- x_draw_composite_glyph_string_foreground (s);
- break;
-
- default:
- abort ();
- }
-
- if (!s->for_overlaps_p)
- {
- /* Draw underline. */
- if (s->face->underline_p
- && (s->font->bdf || !s->font->tm.tmUnderlined))
- {
- unsigned long h = 1;
- unsigned long dy = s->height - h;
-
- /* TODO: Use font information for positioning and thickness
- of underline. See OUTLINETEXTMETRIC, and xterm.c. */
- if (s->face->underline_defaulted_p)
- {
- w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x,
- s->y + dy, s->width, 1);
- }
- else
- {
- w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x,
- s->y + dy, s->width, 1);
- }
- }
-
- /* Draw overline. */
- if (s->face->overline_p)
- {
- unsigned long dy = 0, h = 1;
-
- if (s->face->overline_color_defaulted_p)
- {
- w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x,
- s->y + dy, s->width, h);
- }
- else
- {
- w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x,
- s->y + dy, s->width, h);
- }
- }
-
- /* Draw strike-through. */
- if (s->face->strike_through_p
- && (s->font->bdf || !s->font->tm.tmStruckOut))
- {
- unsigned long h = 1;
- unsigned long dy = (s->height - h) / 2;
-
- if (s->face->strike_through_color_defaulted_p)
- {
- w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy,
- s->width, h);
- }
- else
- {
- w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x,
- s->y + dy, s->width, h);
- }
- }
-
- /* Draw relief. */
- if (!relief_drawn_p && s->face->box != FACE_NO_BOX)
- x_draw_glyph_string_box (s);
- }
-
- /* Reset clipping. */
- w32_set_clip_rectangle (s->hdc, NULL);
-}
-
-
-static int x_fill_composite_glyph_string P_ ((struct glyph_string *,
- struct face **, int));
-
-
-/* Fill glyph string S with composition components specified by S->cmp.
-
- FACES is an array of faces for all components of this composition.
- S->gidx is the index of the first component for S.
- OVERLAPS_P non-zero means S should draw the foreground only, and
- use its physical height for clipping.
-
- Value is the index of a component not in S. */
-
-static int
-x_fill_composite_glyph_string (s, faces, overlaps_p)
- struct glyph_string *s;
- struct face **faces;
- int overlaps_p;
-{
- int i;
-
- xassert (s);
-
- s->for_overlaps_p = overlaps_p;
-
- s->face = faces[s->gidx];
- s->font = s->face->font;
- s->font_info = FONT_INFO_FROM_ID (s->f, s->face->font_info_id);
-
- /* For all glyphs of this composition, starting at the offset
- S->gidx, until we reach the end of the definition or encounter a
- glyph that requires the different face, add it to S. */
- ++s->nchars;
- for (i = s->gidx + 1; i < s->cmp->glyph_len && faces[i] == s->face; ++i)
- ++s->nchars;
-
- /* All glyph strings for the same composition has the same width,
- i.e. the width set for the first component of the composition. */
-
- s->width = s->first_glyph->pixel_width;
-
- /* If the specified font could not be loaded, use the frame's
- default font, but record the fact that we couldn't load it in
- the glyph string so that we can draw rectangles for the
- characters of the glyph string. */
- if (s->font == NULL)
- {
- s->font_not_found_p = 1;
- s->font = FRAME_FONT (s->f);
- }
-
- /* Adjust base line for subscript/superscript text. */
- s->ybase += s->first_glyph->voffset;
-
- xassert (s->face && s->face->gc);
-
- /* This glyph string must always be drawn with 16-bit functions. */
- s->two_byte_p = 1;
-
- return s->gidx + s->nchars;
-}
-
-
-/* Fill glyph string S from a sequence of character glyphs.
-
- FACE_ID is the face id of the string. START is the index of the
- first glyph to consider, END is the index of the last + 1.
- OVERLAPS_P non-zero means S should draw the foreground only, and
- use its physical height for clipping.
-
- Value is the index of the first glyph not in S. */
-
-static int
-x_fill_glyph_string (s, face_id, start, end, overlaps_p)
- struct glyph_string *s;
- int face_id;
- int start, end, overlaps_p;
-{
- struct glyph *glyph, *last;
- int voffset;
- int glyph_not_available_p;
-
- xassert (s->f == XFRAME (s->w->frame));
- xassert (s->nchars == 0);
- xassert (start >= 0 && end > start);
-
- s->for_overlaps_p = overlaps_p;
- glyph = s->row->glyphs[s->area] + start;
- last = s->row->glyphs[s->area] + end;
- voffset = glyph->voffset;
-
- glyph_not_available_p = glyph->glyph_not_available_p;
-
- while (glyph < last
- && glyph->type == CHAR_GLYPH
- && glyph->voffset == voffset
- /* Same face id implies same font, nowadays. */
- && glyph->face_id == face_id
- && glyph->glyph_not_available_p == glyph_not_available_p)
- {
- int two_byte_p;
-
- s->face = x_get_glyph_face_and_encoding (s->f, glyph,
- s->char2b + s->nchars,
- &two_byte_p);
- s->two_byte_p = two_byte_p;
- ++s->nchars;
- xassert (s->nchars <= end - start);
- s->width += glyph->pixel_width;
- ++glyph;
- }
-
- s->font = s->face->font;
- s->font_info = FONT_INFO_FROM_ID (s->f, s->face->font_info_id);
-
- /* If the specified font could not be loaded, use the frame's font,
- but record the fact that we couldn't load it in
- S->font_not_found_p so that we can draw rectangles for the
- characters of the glyph string. */
- if (s->font == NULL || glyph_not_available_p)
- {
- s->font_not_found_p = 1;
- s->font = FRAME_FONT (s->f);
- }
-
- /* Adjust base line for subscript/superscript text. */
- s->ybase += voffset;
-
- xassert (s->face && s->face->gc);
- return glyph - s->row->glyphs[s->area];
-}
-
-
-/* Fill glyph string S from image glyph S->first_glyph. */
-
-static void
-x_fill_image_glyph_string (s)
- struct glyph_string *s;
-{
- xassert (s->first_glyph->type == IMAGE_GLYPH);
- s->img = IMAGE_FROM_ID (s->f, s->first_glyph->u.img_id);
- xassert (s->img);
- s->face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
- s->font = s->face->font;
- s->width = s->first_glyph->pixel_width;
-
- /* Adjust base line for subscript/superscript text. */
- s->ybase += s->first_glyph->voffset;
-}
-
-
-/* Fill glyph string S from a sequence of stretch glyphs.
-
- ROW is the glyph row in which the glyphs are found, AREA is the
- area within the row. START is the index of the first glyph to
- consider, END is the index of the last + 1.
-
- Value is the index of the first glyph not in S. */
-
-static int
-x_fill_stretch_glyph_string (s, row, area, start, end)
- struct glyph_string *s;
- struct glyph_row *row;
- enum glyph_row_area area;
- int start, end;
-{
- struct glyph *glyph, *last;
- int voffset, face_id;
-
- xassert (s->first_glyph->type == STRETCH_GLYPH);
-
- glyph = s->row->glyphs[s->area] + start;
- last = s->row->glyphs[s->area] + end;
- face_id = glyph->face_id;
- s->face = FACE_FROM_ID (s->f, face_id);
- s->font = s->face->font;
- s->font_info = FONT_INFO_FROM_ID (s->f, s->face->font_info_id);
- s->width = glyph->pixel_width;
- voffset = glyph->voffset;
-
- for (++glyph;
- (glyph < last
- && glyph->type == STRETCH_GLYPH
- && glyph->voffset == voffset
- && glyph->face_id == face_id);
- ++glyph)
- s->width += glyph->pixel_width;
-
- /* Adjust base line for subscript/superscript text. */
- s->ybase += voffset;
-
- xassert (s->face);
- return glyph - s->row->glyphs[s->area];
-}
-
-
-/* Initialize glyph string S. CHAR2B is a suitably allocated vector
- of XChar2b structures for S; it can't be allocated in
- x_init_glyph_string because it must be allocated via `alloca'. W
- is the window on which S is drawn. ROW and AREA are the glyph row
- and area within the row from which S is constructed. START is the
- index of the first glyph structure covered by S. HL is a
- face-override for drawing S. */
-
-static void
-w32_init_glyph_string (s, hdc, char2b, w, row, area, start, hl)
- struct glyph_string *s;
- HDC hdc;
- wchar_t *char2b;
- struct window *w;
- struct glyph_row *row;
- enum glyph_row_area area;
- int start;
- enum draw_glyphs_face hl;
-{
- bzero (s, sizeof *s);
- s->w = w;
- s->f = XFRAME (w->frame);
- s->hdc = hdc;
- s->window = FRAME_W32_WINDOW (s->f);
- s->char2b = char2b;
- s->hl = hl;
- s->row = row;
- s->area = area;
- s->first_glyph = row->glyphs[area] + start;
- s->height = row->height;
- s->y = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
-
- /* Display the internal border below the tool-bar window. */
- if (s->w == XWINDOW (s->f->tool_bar_window))
- s->y -= s->f->output_data.w32->internal_border_width;
-
- s->ybase = s->y + row->ascent;
-}
-
-
-/* Set background width of glyph string S. START is the index of the
- first glyph following S. LAST_X is the right-most x-position + 1
- in the drawing area. */
-
-static INLINE void
-x_set_glyph_string_background_width (s, start, last_x)
- struct glyph_string *s;
- int start;
- int last_x;
-{
- /* If the face of this glyph string has to be drawn to the end of
- the drawing area, set S->extends_to_end_of_line_p. */
- struct face *default_face = FACE_FROM_ID (s->f, DEFAULT_FACE_ID);
-
- if (start == s->row->used[s->area]
- && s->area == TEXT_AREA
- && ((s->hl == DRAW_NORMAL_TEXT
- && (s->row->fill_line_p
- || s->face->background != default_face->background
- || s->face->stipple != default_face->stipple
- || s->row->mouse_face_p))
- || s->hl == DRAW_MOUSE_FACE
- || ((s->hl == DRAW_IMAGE_RAISED || s->hl == DRAW_IMAGE_SUNKEN)
- && s->row->fill_line_p)))
- s->extends_to_end_of_line_p = 1;
-
- /* If S extends its face to the end of the line, set its
- background_width to the distance to the right edge of the drawing
- area. */
- if (s->extends_to_end_of_line_p)
- s->background_width = last_x - s->x + 1;
- else
- s->background_width = s->width;
-}
-
-
-/* Add a glyph string for a stretch glyph to the list of strings
- between HEAD and TAIL. START is the index of the stretch glyph in
- row area AREA of glyph row ROW. END is the index of the last glyph
- in that glyph row area. X is the current output position assigned
- to the new glyph string constructed. HL overrides that face of the
- glyph; e.g. it is DRAW_CURSOR if a cursor has to be drawn. LAST_X
- is the right-most x-position of the drawing area. */
-
-#define BUILD_STRETCH_GLYPH_STRING(hdc, W, ROW, AREA, START, END, HEAD, TAIL, HL, X, LAST_X) \
- do \
- { \
- s = (struct glyph_string *) alloca (sizeof *s); \
- w32_init_glyph_string (s, hdc, NULL, W, ROW, AREA, START, HL); \
- START = x_fill_stretch_glyph_string (s, ROW, AREA, START, END); \
- x_append_glyph_string (&HEAD, &TAIL, s); \
- s->x = (X); \
- } \
- while (0)
-
-
-/* Add a glyph string for an image glyph to the list of strings
- between HEAD and TAIL. START is the index of the image glyph in
- row area AREA of glyph row ROW. END is the index of the last glyph
- in that glyph row area. X is the current output position assigned
- to the new glyph string constructed. HL overrides that face of the
- glyph; e.g. it is DRAW_CURSOR if a cursor has to be drawn. LAST_X
- is the right-most x-position of the drawing area. */
-
-#define BUILD_IMAGE_GLYPH_STRING(hdc, W, ROW, AREA, START, END, HEAD, TAIL, HL, X, LAST_X) \
- do \
- { \
- s = (struct glyph_string *) alloca (sizeof *s); \
- w32_init_glyph_string (s, hdc, NULL, W, ROW, AREA, START, HL); \
- x_fill_image_glyph_string (s); \
- x_append_glyph_string (&HEAD, &TAIL, s); \
- ++START; \
- s->x = (X); \
- } \
- while (0)
-
-
-/* Add a glyph string for a sequence of character glyphs to the list
- of strings between HEAD and TAIL. START is the index of the first
- glyph in row area AREA of glyph row ROW that is part of the new
- glyph string. END is the index of the last glyph in that glyph row
- area. X is the current output position assigned to the new glyph
- string constructed. HL overrides that face of the glyph; e.g. it
- is DRAW_CURSOR if a cursor has to be drawn. LAST_X is the
- right-most x-position of the drawing area. */
-
-#define BUILD_CHAR_GLYPH_STRINGS(hdc, W, ROW, AREA, START, END, HEAD, TAIL, HL, X, LAST_X, OVERLAPS_P) \
- do \
- { \
- int c, face_id; \
- wchar_t *char2b; \
- \
- c = (ROW)->glyphs[AREA][START].u.ch; \
- face_id = (ROW)->glyphs[AREA][START].face_id; \
- \
- s = (struct glyph_string *) alloca (sizeof *s); \
- char2b = (wchar_t *) alloca ((END - START) * sizeof *char2b); \
- w32_init_glyph_string (s, hdc, char2b, W, ROW, AREA, START, HL); \
- x_append_glyph_string (&HEAD, &TAIL, s); \
- s->x = (X); \
- START = x_fill_glyph_string (s, face_id, START, END, \
- OVERLAPS_P); \
- } \
- while (0)
-
-
-/* Add a glyph string for a composite sequence to the list of strings
- between HEAD and TAIL. START is the index of the first glyph in
- row area AREA of glyph row ROW that is part of the new glyph
- string. END is the index of the last glyph in that glyph row area.
- X is the current output position assigned to the new glyph string
- constructed. HL overrides that face of the glyph; e.g. it is
- DRAW_CURSOR if a cursor has to be drawn. LAST_X is the right-most
- x-position of the drawing area. */
-
-#define BUILD_COMPOSITE_GLYPH_STRING(hdc, W, ROW, AREA, START, END, HEAD, TAIL, HL, X, LAST_X, OVERLAPS_P) \
- do { \
- int cmp_id = (ROW)->glyphs[AREA][START].u.cmp_id; \
- int face_id = (ROW)->glyphs[AREA][START].face_id; \
- struct face *base_face = FACE_FROM_ID (XFRAME (w->frame), face_id); \
- struct composition *cmp = composition_table[cmp_id]; \
- int glyph_len = cmp->glyph_len; \
- wchar_t *char2b; \
- struct face **faces; \
- struct glyph_string *first_s = NULL; \
- int n; \
- \
- base_face = base_face->ascii_face; \
- char2b = (wchar_t *) alloca ((sizeof *char2b) * glyph_len); \
- faces = (struct face **) alloca ((sizeof *faces) * glyph_len); \
- /* At first, fill in `char2b' and `faces'. */ \
- for (n = 0; n < glyph_len; n++) \
- { \
- int c = COMPOSITION_GLYPH (cmp, n); \
- int this_face_id = FACE_FOR_CHAR (XFRAME (w->frame), base_face, c); \
- faces[n] = FACE_FROM_ID (XFRAME (w->frame), this_face_id); \
- x_get_char_face_and_encoding (XFRAME (w->frame), c, \
- this_face_id, char2b + n, 1); \
- } \
- \
- /* Make glyph_strings for each glyph sequence that is drawable by \
- the same face, and append them to HEAD/TAIL. */ \
- for (n = 0; n < cmp->glyph_len;) \
- { \
- s = (struct glyph_string *) alloca (sizeof *s); \
- w32_init_glyph_string (s, hdc, char2b + n, W, ROW, AREA, START, HL); \
- x_append_glyph_string (&(HEAD), &(TAIL), s); \
- s->cmp = cmp; \
- s->gidx = n; \
- s->x = (X); \
- \
- if (n == 0) \
- first_s = s; \
- \
- n = x_fill_composite_glyph_string (s, faces, OVERLAPS_P); \
- } \
- \
- ++START; \
- s = first_s; \
- } while (0)
-
-
-/* Build a list of glyph strings between HEAD and TAIL for the glyphs
- of AREA of glyph row ROW on window W between indices START and END.
- HL overrides the face for drawing glyph strings, e.g. it is
- DRAW_CURSOR to draw a cursor. X and LAST_X are start and end
- x-positions of the drawing area.
-
- This is an ugly monster macro construct because we must use alloca
- to allocate glyph strings (because x_draw_glyphs can be called
- asynchronously). */
-
-#define BUILD_GLYPH_STRINGS(hdc, W, ROW, AREA, START, END, HEAD, TAIL, HL, X, LAST_X, OVERLAPS_P) \
- do \
- { \
- HEAD = TAIL = NULL; \
- while (START < END) \
- { \
- struct glyph *first_glyph = (ROW)->glyphs[AREA] + START; \
- switch (first_glyph->type) \
- { \
- case CHAR_GLYPH: \
- BUILD_CHAR_GLYPH_STRINGS (hdc, W, ROW, AREA, START, END, \
- HEAD, TAIL, HL, X, LAST_X, \
- OVERLAPS_P); \
- break; \
- \
- case COMPOSITE_GLYPH: \
- BUILD_COMPOSITE_GLYPH_STRING (hdc, W, ROW, AREA, START, \
- END, HEAD, TAIL, HL, X, \
- LAST_X, OVERLAPS_P); \
- break; \
- \
- case STRETCH_GLYPH: \
- BUILD_STRETCH_GLYPH_STRING (hdc, W, ROW, AREA, START, END,\
- HEAD, TAIL, HL, X, LAST_X); \
- break; \
- \
- case IMAGE_GLYPH: \
- BUILD_IMAGE_GLYPH_STRING (hdc, W, ROW, AREA, START, END, \
- HEAD, TAIL, HL, X, LAST_X); \
- break; \
- \
- default: \
- abort (); \
- } \
- \
- x_set_glyph_string_background_width (s, START, LAST_X); \
- (X) += s->width; \
- } \
- } \
- while (0)
-
-
-/* Draw glyphs between START and END in AREA of ROW on window W,
- starting at x-position X. X is relative to AREA in W. HL is a
- face-override with the following meaning:
-
- DRAW_NORMAL_TEXT draw normally
- DRAW_CURSOR draw in cursor face
- DRAW_MOUSE_FACE draw in mouse face.
- DRAW_INVERSE_VIDEO draw in mode line face
- DRAW_IMAGE_SUNKEN draw an image with a sunken relief around it
- DRAW_IMAGE_RAISED draw an image with a raised relief around it
-
- If OVERLAPS_P is non-zero, draw only the foreground of characters
- and clip to the physical height of ROW.
-
- Value is the x-position reached, relative to AREA of W. */
-
-static int
-x_draw_glyphs (w, x, row, area, start, end, hl, overlaps_p)
- struct window *w;
- int x;
- struct glyph_row *row;
- enum glyph_row_area area;
- int start, end;
- enum draw_glyphs_face hl;
- int overlaps_p;
-{
- struct glyph_string *head, *tail;
- struct glyph_string *s;
- int last_x, area_width;
- int x_reached;
- int i, j;
- HDC hdc = get_frame_dc (XFRAME (WINDOW_FRAME (w)));
-
- /* Let's rather be paranoid than getting a SEGV. */
- end = min (end, row->used[area]);
- start = max (0, start);
- start = min (end, start);
-
- /* Translate X to frame coordinates. Set last_x to the right
- end of the drawing area. */
- if (row->full_width_p)
- {
- /* X is relative to the left edge of W, without scroll bars
- or fringes. */
- struct frame *f = XFRAME (WINDOW_FRAME (w));
- int window_left_x = WINDOW_LEFT_MARGIN (w) * CANON_X_UNIT (f);
-
- x += window_left_x;
- area_width = XFASTINT (w->width) * CANON_X_UNIT (f);
- last_x = window_left_x + area_width;
-
- if (FRAME_HAS_VERTICAL_SCROLL_BARS (f))
- {
- int width = FRAME_SCROLL_BAR_WIDTH (f) * CANON_X_UNIT (f);
- if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f))
- last_x += width;
- else
- x -= width;
- }
-
- x += FRAME_INTERNAL_BORDER_WIDTH (f);
- last_x -= FRAME_INTERNAL_BORDER_WIDTH (f);
- }
- else
- {
- x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, area, x);
- area_width = window_box_width (w, area);
- last_x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, area, area_width);
- }
-
- /* Build a doubly-linked list of glyph_string structures between
- head and tail from what we have to draw. Note that the macro
- BUILD_GLYPH_STRINGS will modify its start parameter. That's
- the reason we use a separate variable `i'. */
- i = start;
- BUILD_GLYPH_STRINGS (hdc, w, row, area, i, end, head, tail, hl, x, last_x,
- overlaps_p);
- if (tail)
- x_reached = tail->x + tail->background_width;
- else
- x_reached = x;
-
- /* If there are any glyphs with lbearing < 0 or rbearing > width in
- the row, redraw some glyphs in front or following the glyph
- strings built above. */
- if (head && !overlaps_p && row->contains_overlapping_glyphs_p)
- {
- int dummy_x = 0;
- struct glyph_string *h, *t;
-
- /* Compute overhangs for all glyph strings. */
- for (s = head; s; s = s->next)
- x_compute_glyph_string_overhangs (s);
-
- /* Prepend glyph strings for glyphs in front of the first glyph
- string that are overwritten because of the first glyph
- string's left overhang. The background of all strings
- prepended must be drawn because the first glyph string
- draws over it. */
- i = x_left_overwritten (head);
- if (i >= 0)
- {
- j = i;
- BUILD_GLYPH_STRINGS (hdc, w, row, area, j, start, h, t,
- DRAW_NORMAL_TEXT, dummy_x, last_x,
- overlaps_p);
- start = i;
- x_compute_overhangs_and_x (t, head->x, 1);
- x_prepend_glyph_string_lists (&head, &tail, h, t);
- }
-
- /* Prepend glyph strings for glyphs in front of the first glyph
- string that overwrite that glyph string because of their
- right overhang. For these strings, only the foreground must
- be drawn, because it draws over the glyph string at `head'.
- The background must not be drawn because this would overwrite
- right overhangs of preceding glyphs for which no glyph
- strings exist. */
- i = x_left_overwriting (head);
- if (i >= 0)
- {
- BUILD_GLYPH_STRINGS (hdc, w, row, area, i, start, h, t,
- DRAW_NORMAL_TEXT, dummy_x, last_x,
- overlaps_p);
- for (s = h; s; s = s->next)
- s->background_filled_p = 1;
- x_compute_overhangs_and_x (t, head->x, 1);
- x_prepend_glyph_string_lists (&head, &tail, h, t);
- }
-
- /* Append glyphs strings for glyphs following the last glyph
- string tail that are overwritten by tail. The background of
- these strings has to be drawn because tail's foreground draws
- over it. */
- i = x_right_overwritten (tail);
- if (i >= 0)
- {
- BUILD_GLYPH_STRINGS (hdc, w, row, area, end, i, h, t,
- DRAW_NORMAL_TEXT, x, last_x,
- overlaps_p);
- x_compute_overhangs_and_x (h, tail->x + tail->width, 0);
- x_append_glyph_string_lists (&head, &tail, h, t);
- }
-
- /* Append glyph strings for glyphs following the last glyph
- string tail that overwrite tail. The foreground of such
- glyphs has to be drawn because it writes into the background
- of tail. The background must not be drawn because it could
- paint over the foreground of following glyphs. */
- i = x_right_overwriting (tail);
- if (i >= 0)
- {
- BUILD_GLYPH_STRINGS (hdc, w, row, area, end, i, h, t,
- DRAW_NORMAL_TEXT, x, last_x,
- overlaps_p);
- for (s = h; s; s = s->next)
- s->background_filled_p = 1;
- x_compute_overhangs_and_x (h, tail->x + tail->width, 0);
- x_append_glyph_string_lists (&head, &tail, h, t);
- }
- }
-
- /* Draw all strings. */
- for (s = head; s; s = s->next)
- x_draw_glyph_string (s);
-
- if (area == TEXT_AREA
- && !row->full_width_p
- /* When drawing overlapping rows, only the glyph strings'
- foreground is drawn, which doesn't erase a cursor
- completely. */
- && !overlaps_p)
- {
- int x0 = head ? head->x : x;
- int x1 = tail ? tail->x + tail->background_width : x;
-
- x0 = FRAME_TO_WINDOW_PIXEL_X (w, x0);
- x1 = FRAME_TO_WINDOW_PIXEL_X (w, x1);
-
- if (!row->full_width_p && XFASTINT (w->left_margin_width) != 0)
- {
- int left_area_width = window_box_width (w, LEFT_MARGIN_AREA);
- x0 -= left_area_width;
- x1 -= left_area_width;
- }
-
- notice_overwritten_cursor (w, area, x0, x1,
- row->y, MATRIX_ROW_BOTTOM_Y (row));
- }
-
- /* Value is the x-position up to which drawn, relative to AREA of W.
- This doesn't include parts drawn because of overhangs. */
- x_reached = FRAME_TO_WINDOW_PIXEL_X (w, x_reached);
- if (!row->full_width_p)
- {
- if (area > LEFT_MARGIN_AREA)
- x_reached -= window_box_width (w, LEFT_MARGIN_AREA);
- if (area > TEXT_AREA)
- x_reached -= window_box_width (w, TEXT_AREA);
- }
-
- release_frame_dc (XFRAME (WINDOW_FRAME (w)), hdc);
-
- return x_reached;
-}
-
-
-/* Fix the display of area AREA of overlapping row ROW in window W. */
-
-static void
-x_fix_overlapping_area (w, row, area)
- struct window *w;
- struct glyph_row *row;
- enum glyph_row_area area;
-{
- int i, x;
-
- BLOCK_INPUT;
-
- if (area == LEFT_MARGIN_AREA)
- x = 0;
- else if (area == TEXT_AREA)
- x = row->x + window_box_width (w, LEFT_MARGIN_AREA);
- else
- x = (window_box_width (w, LEFT_MARGIN_AREA)
- + window_box_width (w, TEXT_AREA));
-
- for (i = 0; i < row->used[area];)
- {
- if (row->glyphs[area][i].overlaps_vertically_p)
- {
- int start = i, start_x = x;
-
- do
- {
- x += row->glyphs[area][i].pixel_width;
- ++i;
- }
- while (i < row->used[area]
- && row->glyphs[area][i].overlaps_vertically_p);
-
- x_draw_glyphs (w, start_x, row, area, start, i,
- DRAW_NORMAL_TEXT, 1);
- }
- else
- {
- x += row->glyphs[area][i].pixel_width;
- ++i;
- }
- }
-
- UNBLOCK_INPUT;
-}
-
-
-/* Output LEN glyphs starting at START at the nominal cursor position.
- Advance the nominal cursor over the text. The global variable
- updated_window contains the window being updated, updated_row is
- the glyph row being updated, and updated_area is the area of that
- row being updated. */
-
-static void
-x_write_glyphs (start, len)
- struct glyph *start;
- int len;
-{
- int x, hpos;
-
- xassert (updated_window && updated_row);
- BLOCK_INPUT;
-
- /* Write glyphs. */
-
- hpos = start - updated_row->glyphs[updated_area];
- x = x_draw_glyphs (updated_window, output_cursor.x,
- updated_row, updated_area,
- hpos, hpos + len,
- DRAW_NORMAL_TEXT, 0);
-
- /* Invalidate old phys cursor if the glyph at its hpos is redrawn. */
- if (updated_area == TEXT_AREA
- && updated_window->phys_cursor_on_p
- && updated_window->phys_cursor.vpos == output_cursor.vpos
- && updated_window->phys_cursor.hpos >= hpos
- && updated_window->phys_cursor.hpos < hpos + len)
- updated_window->phys_cursor_on_p = 0;
-
- UNBLOCK_INPUT;
-
- /* Advance the output cursor. */
- output_cursor.hpos += len;
- output_cursor.x = x;
-}
-
-
-/* Insert LEN glyphs from START at the nominal cursor position. */
-
-static void
-x_insert_glyphs (start, len)
- struct glyph *start;
- register int len;
-{
- struct frame *f;
- struct window *w;
- int line_height, shift_by_width, shifted_region_width;
- struct glyph_row *row;
- struct glyph *glyph;
- int frame_x, frame_y, hpos;
- HDC hdc;
-
- xassert (updated_window && updated_row);
- BLOCK_INPUT;
- w = updated_window;
- f = XFRAME (WINDOW_FRAME (w));
- hdc = get_frame_dc (f);
-
- /* Get the height of the line we are in. */
- row = updated_row;
- line_height = row->height;
-
- /* Get the width of the glyphs to insert. */
- shift_by_width = 0;
- for (glyph = start; glyph < start + len; ++glyph)
- shift_by_width += glyph->pixel_width;
-
- /* Get the width of the region to shift right. */
- shifted_region_width = (window_box_width (w, updated_area)
- - output_cursor.x
- - shift_by_width);
-
- /* Shift right. */
- frame_x = window_box_left (w, updated_area) + output_cursor.x;
- frame_y = WINDOW_TO_FRAME_PIXEL_Y (w, output_cursor.y);
- BitBlt (hdc, frame_x + shift_by_width, frame_y,
- shifted_region_width, line_height,
- hdc, frame_x, frame_y, SRCCOPY);
-
- /* Write the glyphs. */
- hpos = start - row->glyphs[updated_area];
- x_draw_glyphs (w, output_cursor.x, row, updated_area, hpos, hpos + len,
- DRAW_NORMAL_TEXT, 0);
-
- /* Advance the output cursor. */
- output_cursor.hpos += len;
- output_cursor.x += shift_by_width;
- release_frame_dc (f, hdc);
-
- UNBLOCK_INPUT;
-}
-
-
-/* Delete N glyphs at the nominal cursor position. Not implemented
- for X frames. */
-
-static void
-x_delete_glyphs (n)
- register int n;
-{
- struct frame *f;
-
- if (updating_frame)
- f = updating_frame;
- else
- f = SELECTED_FRAME ();
-
- if (! FRAME_W32_P (f))
- return;
-
- abort ();
-}
-
-
-/* Erase the current text line from the nominal cursor position
- (inclusive) to pixel column TO_X (exclusive). The idea is that
- everything from TO_X onward is already erased.
-
- TO_X is a pixel position relative to updated_area of
- updated_window. TO_X == -1 means clear to the end of this area. */
-
-static void
-x_clear_end_of_line (to_x)
- int to_x;
-{
- struct frame *f;
- struct window *w = updated_window;
- int max_x, min_y, max_y;
- int from_x, from_y, to_y;
-
- xassert (updated_window && updated_row);
- f = XFRAME (w->frame);
-
- if (updated_row->full_width_p)
- {
- max_x = XFASTINT (w->width) * CANON_X_UNIT (f);
- if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)
- && !w->pseudo_window_p)
- max_x += FRAME_SCROLL_BAR_WIDTH (f) * CANON_X_UNIT (f);
- }
- else
- max_x = window_box_width (w, updated_area);
- max_y = window_text_bottom_y (w);
-
- /* TO_X == 0 means don't do anything. TO_X < 0 means clear to end
- of window. For TO_X > 0, truncate to end of drawing area. */
- if (to_x == 0)
- return;
- else if (to_x < 0)
- to_x = max_x;
- else
- to_x = min (to_x, max_x);
-
- to_y = min (max_y, output_cursor.y + updated_row->height);
-
- /* Notice if the cursor will be cleared by this operation. */
- if (!updated_row->full_width_p)
- notice_overwritten_cursor (w, updated_area,
- output_cursor.x, -1,
- updated_row->y,
- MATRIX_ROW_BOTTOM_Y (updated_row));
-
- from_x = output_cursor.x;
-
- /* Translate to frame coordinates. */
- if (updated_row->full_width_p)
- {
- from_x = WINDOW_TO_FRAME_PIXEL_X (w, from_x);
- to_x = WINDOW_TO_FRAME_PIXEL_X (w, to_x);
- }
- else
- {
- from_x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, updated_area, from_x);
- to_x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, updated_area, to_x);
- }
-
- min_y = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (w);
- from_y = WINDOW_TO_FRAME_PIXEL_Y (w, max (min_y, output_cursor.y));
- to_y = WINDOW_TO_FRAME_PIXEL_Y (w, to_y);
-
- /* Prevent inadvertently clearing to end of the X window. */
- if (to_x > from_x && to_y > from_y)
- {
- HDC hdc;
- BLOCK_INPUT;
- hdc = get_frame_dc (f);
-
- w32_clear_area (f, hdc, from_x, from_y, to_x - from_x, to_y - from_y);
- release_frame_dc (f, hdc);
- UNBLOCK_INPUT;
- }
-}
-
-
-/* Clear entire frame. If updating_frame is non-null, clear that
- frame. Otherwise clear the selected frame. */
-
-static void
-x_clear_frame ()
-{
- struct frame *f;
-
- if (updating_frame)
- f = updating_frame;
- else
- f = SELECTED_FRAME ();
-
- if (! FRAME_W32_P (f))
- return;
-
- /* Clearing the frame will erase any cursor, so mark them all as no
- longer visible. */
- mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
- output_cursor.hpos = output_cursor.vpos = 0;
- output_cursor.x = -1;
-
- /* We don't set the output cursor here because there will always
- follow an explicit cursor_to. */
- BLOCK_INPUT;
-
- w32_clear_window (f);
-
- /* We have to clear the scroll bars, too. If we have changed
- colors or something like that, then they should be notified. */
- x_scroll_bar_clear (f);
-
- UNBLOCK_INPUT;
-}
-
-\f
-/* Make audible bell. */
-
-static void
-w32_ring_bell (void)
-{
- struct frame *f;
-
- f = SELECTED_FRAME ();
-
- BLOCK_INPUT;
-
- if (FRAME_W32_P (f) && visible_bell)
- {
- int i;
- HWND hwnd = FRAME_W32_WINDOW (SELECTED_FRAME ());
-
- for (i = 0; i < 5; i++)
- {
- FlashWindow (hwnd, TRUE);
- Sleep (10);
- }
- FlashWindow (hwnd, FALSE);
- }
- else
- w32_sys_ring_bell ();
-
- UNBLOCK_INPUT;
-}
-
-\f
-/* Specify how many text lines, from the top of the window,
- should be affected by insert-lines and delete-lines operations.
- This, and those operations, are used only within an update
- that is bounded by calls to x_update_begin and x_update_end. */
-
-static void
-w32_set_terminal_window (n)
- register int n;
-{
- /* This function intentionally left blank. */
-}
-\f
-
-\f
-/***********************************************************************
- Line Dance
- ***********************************************************************/
-
-/* Perform an insert-lines or delete-lines operation, inserting N
- lines or deleting -N lines at vertical position VPOS. */
-
-static void
-x_ins_del_lines (vpos, n)
- int vpos, n;
-{
- struct frame *f;
-
- if (updating_frame)
- f = updating_frame;
- else
- f = SELECTED_FRAME ();
-
- if (! FRAME_W32_P (f))
- return;
-
- abort ();
-}
-
-
-/* Scroll part of the display as described by RUN. */
-
-static void
-x_scroll_run (w, run)
- struct window *w;
- struct run *run;
-{
- struct frame *f = XFRAME (w->frame);
- int x, y, width, height, from_y, to_y, bottom_y;
- HWND hwnd = FRAME_W32_WINDOW (f);
- HRGN expect_dirty;
-
- /* Get frame-relative bounding box of the text display area of W,
- without mode lines. Include in this box the left and right
- fringes of W. */
- window_box (w, -1, &x, &y, &width, &height);
- width += FRAME_X_FRINGE_WIDTH (f);
- x -= FRAME_X_LEFT_FRINGE_WIDTH (f);
-
- from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
- to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
- bottom_y = y + height;
-
- if (to_y < from_y)
- {
- /* Scrolling up. Make sure we don't copy part of the mode
- line at the bottom. */
- if (from_y + run->height > bottom_y)
- height = bottom_y - from_y;
- else
- height = run->height;
- expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y);
- }
- else
- {
- /* Scolling down. Make sure we don't copy over the mode line.
- at the bottom. */
- if (to_y + run->height > bottom_y)
- height = bottom_y - to_y;
- else
- height = run->height;
- expect_dirty = CreateRectRgn (x, y, x + width, to_y);
- }
-
- BLOCK_INPUT;
-
- /* Cursor off. Will be switched on again in x_update_window_end. */
- updated_window = w;
- x_clear_cursor (w);
-
- {
- RECT from;
- RECT to;
- HRGN dirty = CreateRectRgn (0, 0, 0, 0);
- HRGN combined = CreateRectRgn (0, 0, 0, 0);
-
- from.left = to.left = x;
- from.right = to.right = x + width;
- from.top = from_y;
- from.bottom = from_y + height;
- to.top = y;
- to.bottom = bottom_y;
-
- ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty,
- NULL, SW_INVALIDATE);
-
- /* Combine this with what we expect to be dirty. This covers the
- case where not all of the region we expect is actually dirty. */
- CombineRgn (combined, dirty, expect_dirty, RGN_OR);
-
- /* If the dirty region is not what we expected, redraw the entire frame. */
- if (!EqualRgn (combined, expect_dirty))
- SET_FRAME_GARBAGED (f);
- }
-
- UNBLOCK_INPUT;
-}
-
-
-\f
-/***********************************************************************
- Exposure Events
- ***********************************************************************/
-
-/* Redisplay an exposed area of frame F. X and Y are the upper-left
- corner of the exposed rectangle. W and H are width and height of
- the exposed area. All are pixel values. W or H zero means redraw
- the entire frame. */
-
-static void
-expose_frame (f, x, y, w, h)
- struct frame *f;
- int x, y, w, h;
-{
- RECT r;
- int mouse_face_overwritten_p = 0;
-
- TRACE ((stderr, "expose_frame "));
-
- /* No need to redraw if frame will be redrawn soon. */
- if (FRAME_GARBAGED_P (f))
- {
- TRACE ((stderr, " garbaged\n"));
- return;
- }
-
- /* If basic faces haven't been realized yet, there is no point in
- trying to redraw anything. This can happen when we get an expose
- event while Emacs is starting, e.g. by moving another window. */
- if (FRAME_FACE_CACHE (f) == NULL
- || FRAME_FACE_CACHE (f)->used < BASIC_FACE_ID_SENTINEL)
- {
- TRACE ((stderr, " no faces\n"));
- return;
- }
-
- if (w == 0 || h == 0)
- {
- r.left = r.top = 0;
- r.right = CANON_X_UNIT (f) * f->width;
- r.bottom = CANON_Y_UNIT (f) * f->height;
- }
- else
- {
- r.left = x;
- r.top = y;
- r.right = x + w;
- r.bottom = y + h;
- }
-
- TRACE ((stderr, "(%d, %d, %d, %d)\n", r.left, r.top, r.right, r.bottom));
- mouse_face_overwritten_p = expose_window_tree (XWINDOW (f->root_window), &r);
-
- if (WINDOWP (f->tool_bar_window))
- mouse_face_overwritten_p
- |= expose_window (XWINDOW (f->tool_bar_window), &r);
-
- /* Some window managers support a focus-follows-mouse style with
- delayed raising of frames. Imagine a partially obscured frame,
- and moving the mouse into partially obscured mouse-face on that
- frame. The visible part of the mouse-face will be highlighted,
- then the WM raises the obscured frame. With at least one WM, KDE
- 2.1, Emacs is not getting any event for the raising of the frame
- (even tried with SubstructureRedirectMask), only Expose events.
- These expose events will draw text normally, i.e. not
- highlighted. Which means we must redo the highlight here.
- Subsume it under ``we love X''. --gerd 2001-08-15 */
- /* Included in Windows version because Windows most likely does not
- do the right thing if any third party tool offers
- focus-follows-mouse with delayed raise. --jason 2001-10-12 */
- if (mouse_face_overwritten_p && !FRAME_GARBAGED_P (f))
- {
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- if (f == dpyinfo->mouse_face_mouse_frame)
- {
- int x = dpyinfo->mouse_face_mouse_x;
- int y = dpyinfo->mouse_face_mouse_y;
- clear_mouse_face (dpyinfo);
- note_mouse_highlight (f, x, y);
- }
- }
-}
-
-
-/* Redraw (parts) of all windows in the window tree rooted at W that
- intersect R. R contains frame pixel coordinates. */
-
-static int
-expose_window_tree (w, r)
- struct window *w;
- RECT *r;
-{
- struct frame *f = XFRAME (w->frame);
- int mouse_face_overwritten_p = 0;
-
- while (w && !FRAME_GARBAGED_P (f))
- {
- if (!NILP (w->hchild))
- mouse_face_overwritten_p
- |= expose_window_tree (XWINDOW (w->hchild), r);
- else if (!NILP (w->vchild))
- mouse_face_overwritten_p
- |= expose_window_tree (XWINDOW (w->vchild), r);
- else
- mouse_face_overwritten_p |= expose_window (w, r);
-
- w = NILP (w->next) ? NULL : XWINDOW (w->next);
- }
-
- return mouse_face_overwritten_p;
-}
-
-
-/* Redraw the part of glyph row area AREA of glyph row ROW on window W
- which intersects rectangle R. R is in window-relative coordinates. */
-
-static void
-expose_area (w, row, r, area)
- struct window *w;
- struct glyph_row *row;
- RECT *r;
- enum glyph_row_area area;
-{
- struct glyph *first = row->glyphs[area];
- struct glyph *end = row->glyphs[area] + row->used[area];
- struct glyph *last;
- int first_x, start_x, x;
-
- if (area == TEXT_AREA && row->fill_line_p)
- /* If row extends face to end of line write the whole line. */
- x_draw_glyphs (w, 0, row, area,
- 0, row->used[area],
- DRAW_NORMAL_TEXT, 0);
- else
- {
- /* Set START_X to the window-relative start position for drawing glyphs of
- AREA. The first glyph of the text area can be partially visible.
- The first glyphs of other areas cannot. */
- if (area == LEFT_MARGIN_AREA)
- start_x = 0;
- else if (area == TEXT_AREA)
- start_x = row->x + window_box_width (w, LEFT_MARGIN_AREA);
- else
- start_x = (window_box_width (w, LEFT_MARGIN_AREA)
- + window_box_width (w, TEXT_AREA));
- x = start_x;
-
- /* Find the first glyph that must be redrawn. */
- while (first < end
- && x + first->pixel_width < r->left)
- {
- x += first->pixel_width;
- ++first;
- }
-
- /* Find the last one. */
- last = first;
- first_x = x;
- while (last < end
- && x < r->right)
- {
- x += last->pixel_width;
- ++last;
- }
-
- /* Repaint. */
- if (last > first)
- x_draw_glyphs (w, first_x - start_x, row, area,
- first - row->glyphs[area],
- last - row->glyphs[area],
- DRAW_NORMAL_TEXT, 0);
- }
-}
-
-
-/* Redraw the parts of the glyph row ROW on window W intersecting
- rectangle R. R is in window-relative coordinates. Value is
- non-zero if mouse face was overwritten. */
-
-static int
-expose_line (w, row, r)
- struct window *w;
- struct glyph_row *row;
- RECT *r;
-{
- xassert (row->enabled_p);
-
- if (row->mode_line_p || w->pseudo_window_p)
- x_draw_glyphs (w, 0, row, TEXT_AREA, 0, row->used[TEXT_AREA],
- DRAW_NORMAL_TEXT, 0);
- else
- {
- if (row->used[LEFT_MARGIN_AREA])
- expose_area (w, row, r, LEFT_MARGIN_AREA);
- if (row->used[TEXT_AREA])
- expose_area (w, row, r, TEXT_AREA);
- if (row->used[RIGHT_MARGIN_AREA])
- expose_area (w, row, r, RIGHT_MARGIN_AREA);
- x_draw_row_fringe_bitmaps (w, row);
- }
-
- return row->mouse_face_p;
-}
-
-
-/* Return non-zero if W's cursor intersects rectangle R. */
-
-static int
-x_phys_cursor_in_rect_p (w, r)
- struct window *w;
- RECT *r;
-{
- RECT cr, result;
- struct glyph *cursor_glyph;
-
- cursor_glyph = get_phys_cursor_glyph (w);
- if (cursor_glyph)
- {
- cr.left = w->phys_cursor.x;
- cr.top = w->phys_cursor.y;
- cr.right = cr.left + cursor_glyph->pixel_width;
- cr.bottom = cr.top + w->phys_cursor_height;
- return IntersectRect (&result, &cr, r);
- }
- else
- return 0;
-}
-
-
-/* Redraw those parts of glyphs rows during expose event handling that
- overlap other rows. Redrawing of an exposed line writes over parts
- of lines overlapping that exposed line; this function fixes that.
-
- W is the window being exposed. FIRST_OVERLAPPING_ROW is the first
- row in W's current matrix that is exposed and overlaps other rows.
- LAST_OVERLAPPING_ROW is the last such row. */
-
-static void
-expose_overlaps (w, first_overlapping_row, last_overlapping_row)
- struct window *w;
- struct glyph_row *first_overlapping_row;
- struct glyph_row *last_overlapping_row;
-{
- struct glyph_row *row;
-
- for (row = first_overlapping_row; row <= last_overlapping_row; ++row)
- if (row->overlapping_p)
- {
- xassert (row->enabled_p && !row->mode_line_p);
-
- if (row->used[LEFT_MARGIN_AREA])
- x_fix_overlapping_area (w, row, LEFT_MARGIN_AREA);
-
- if (row->used[TEXT_AREA])
- x_fix_overlapping_area (w, row, TEXT_AREA);
-
- if (row->used[RIGHT_MARGIN_AREA])
- x_fix_overlapping_area (w, row, RIGHT_MARGIN_AREA);
- }
-}
-
-
-/* Redraw the part of window W intersection rectagle FR. Pixel
- coordinates in FR are frame relative. Call this function with
- input blocked. Value is non-zero if the exposure overwrites
- mouse-face. */
-
-static int
-expose_window (w, fr)
- struct window *w;
- RECT *fr;
-{
- struct frame *f = XFRAME (w->frame);
- RECT wr, r;
- int mouse_face_overwritten_p = 0;
-
- /* If window is not yet fully initialized, do nothing. This can
- happen when toolkit scroll bars are used and a window is split.
- Reconfiguring the scroll bar will generate an expose for a newly
- created window. */
- if (w->current_matrix == NULL)
- return 0;
-
- /* When we're currently updating the window, display and current
- matrix usually don't agree. Arrange for a thorough display
- later. */
- if (w == updated_window)
- {
- SET_FRAME_GARBAGED (f);
- return 0;
- }
-
- /* Frame-relative pixel rectangle of W. */
- wr.left = XFASTINT (w->left) * CANON_X_UNIT (f);
- wr.top = XFASTINT (w->top) * CANON_Y_UNIT (f);
- wr.right = wr.left + XFASTINT (w->width) * CANON_X_UNIT (f);
- wr.bottom = wr.top + XFASTINT (w->height) * CANON_Y_UNIT (f);
-
- if (IntersectRect(&r, fr, &wr))
- {
- int yb = window_text_bottom_y (w);
- struct glyph_row *row;
- int cursor_cleared_p;
- struct glyph_row *first_overlapping_row, *last_overlapping_row;
-
- TRACE ((stderr, "expose_window (%d, %d, %d, %d)\n",
- r.left, r.top, r.right, r.bottom));
-
- /* Convert to window coordinates. */
- r.left = FRAME_TO_WINDOW_PIXEL_X (w, r.left);
- r.right = FRAME_TO_WINDOW_PIXEL_X (w, r.right);
- r.top = FRAME_TO_WINDOW_PIXEL_Y (w, r.top);
- r.bottom = FRAME_TO_WINDOW_PIXEL_Y (w, r.bottom);
-
- /* Turn off the cursor. */
- if (!w->pseudo_window_p
- && x_phys_cursor_in_rect_p (w, &r))
- {
- x_clear_cursor (w);
- cursor_cleared_p = 1;
- }
- else
- cursor_cleared_p = 0;
-
- /* Update lines intersecting rectangle R. */
- first_overlapping_row = last_overlapping_row = NULL;
- for (row = w->current_matrix->rows;
- row->enabled_p;
- ++row)
- {
- int y0 = row->y;
- int y1 = MATRIX_ROW_BOTTOM_Y (row);
-
- if ((y0 >= r.top && y0 < r.bottom)
- || (y1 > r.top && y1 < r.bottom)
- || (r.top >= y0 && r.top < y1)
- || (r.bottom > y0 && r.bottom < y1))
- {
- if (row->overlapping_p)
- {
- if (first_overlapping_row == NULL)
- first_overlapping_row = row;
- last_overlapping_row = row;
- }
-
- if (expose_line (w, row, &r))
- mouse_face_overwritten_p = 1;
- }
-
- if (y1 >= yb)
- break;
- }
-
- /* Display the mode line if there is one. */
- if (WINDOW_WANTS_MODELINE_P (w)
- && (row = MATRIX_MODE_LINE_ROW (w->current_matrix),
- row->enabled_p)
- && row->y < r.bottom)
- {
- if (expose_line (w, row, &r))
- mouse_face_overwritten_p = 1;
- }
-
- if (!w->pseudo_window_p)
- {
- /* Fix the display of overlapping rows. */
- if (first_overlapping_row)
- expose_overlaps (w, first_overlapping_row, last_overlapping_row);
-
- /* Draw border between windows. */
- x_draw_vertical_border (w);
-
- /* Turn the cursor on again. */
- if (cursor_cleared_p)
- x_update_window_cursor (w, 1);
- }
- }
-
- return mouse_face_overwritten_p;
-}
-
-\f
-static void
-frame_highlight (f)
- struct frame *f;
-{
- x_update_cursor (f, 1);
-}
-
-static void
-frame_unhighlight (f)
- struct frame *f;
-{
- x_update_cursor (f, 1);
-}
-
-/* The focus has changed. Update the frames as necessary to reflect
- the new situation. Note that we can't change the selected frame
- here, because the Lisp code we are interrupting might become confused.
- Each event gets marked with the frame in which it occurred, so the
- Lisp code can tell when the switch took place by examining the events. */
-
-static void
-x_new_focus_frame (dpyinfo, frame)
- struct w32_display_info *dpyinfo;
- struct frame *frame;
-{
- struct frame *old_focus = dpyinfo->w32_focus_frame;
-
- if (frame != dpyinfo->w32_focus_frame)
- {
- /* Set this before calling other routines, so that they see
- the correct value of w32_focus_frame. */
- dpyinfo->w32_focus_frame = frame;
-
- if (old_focus && old_focus->auto_lower)
- x_lower_frame (old_focus);
-
- if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise)
- pending_autoraise_frame = dpyinfo->w32_focus_frame;
- else
- pending_autoraise_frame = 0;
- }
-
- x_frame_rehighlight (dpyinfo);
-}
-
-/* Handle an event saying the mouse has moved out of an Emacs frame. */
-
-void
-x_mouse_leave (dpyinfo)
- struct w32_display_info *dpyinfo;
-{
- x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame);
-}
-
-/* The focus has changed, or we have redirected a frame's focus to
- another frame (this happens when a frame uses a surrogate
- mini-buffer frame). Shift the highlight as appropriate.
-
- The FRAME argument doesn't necessarily have anything to do with which
- frame is being highlighted or un-highlighted; we only use it to find
- the appropriate X display info. */
-
-static void
-w32_frame_rehighlight (frame)
- struct frame *frame;
-{
- if (! FRAME_W32_P (frame))
- return;
- x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame));
-}
-
-static void
-x_frame_rehighlight (dpyinfo)
- struct w32_display_info *dpyinfo;
-{
- struct frame *old_highlight = dpyinfo->x_highlight_frame;
-
- if (dpyinfo->w32_focus_frame)
- {
- dpyinfo->x_highlight_frame
- = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)))
- ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))
- : dpyinfo->w32_focus_frame);
- if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame))
- {
- FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil;
- dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame;
- }
- }
- else
- dpyinfo->x_highlight_frame = 0;
-
- if (dpyinfo->x_highlight_frame != old_highlight)
- {
- if (old_highlight)
- frame_unhighlight (old_highlight);
- if (dpyinfo->x_highlight_frame)
- frame_highlight (dpyinfo->x_highlight_frame);
- }
-}
-\f
-/* Keyboard processing - modifier keys, etc. */
-
-/* Convert a keysym to its name. */
-
-char *
-x_get_keysym_name (keysym)
- int keysym;
-{
- /* Make static so we can always return it */
- static char value[100];
-
- BLOCK_INPUT;
- GetKeyNameText (keysym, value, 100);
- UNBLOCK_INPUT;
-
- return value;
-}
-
-
-\f
-/* Mouse clicks and mouse movement. Rah. */
-
-/* Given a pixel position (PIX_X, PIX_Y) on frame F, return glyph
- co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle that the
- glyph at X, Y occupies, if BOUNDS != 0. If NOCLIP is non-zero, do
- not force the value into range. */
-
-void
-pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip)
- FRAME_PTR f;
- register int pix_x, pix_y;
- register int *x, *y;
- RECT *bounds;
- int noclip;
-{
- /* Support tty mode: if Vwindow_system is nil, behave correctly. */
- if (NILP (Vwindow_system))
- {
- *x = pix_x;
- *y = pix_y;
- return;
- }
-
- /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down
- even for negative values. */
- if (pix_x < 0)
- pix_x -= FONT_WIDTH (FRAME_FONT (f)) - 1;
- if (pix_y < 0)
- pix_y -= (f)->output_data.w32->line_height - 1;
-
- pix_x = PIXEL_TO_CHAR_COL (f, pix_x);
- pix_y = PIXEL_TO_CHAR_ROW (f, pix_y);
-
- if (bounds)
- {
- bounds->left = CHAR_TO_PIXEL_COL (f, pix_x);
- bounds->top = CHAR_TO_PIXEL_ROW (f, pix_y);
- bounds->right = bounds->left + FONT_WIDTH (FRAME_FONT (f)) - 1;
- bounds->bottom = bounds->top + f->output_data.w32->line_height - 1;
- }
-
- if (!noclip)
- {
- if (pix_x < 0)
- pix_x = 0;
- else if (pix_x > FRAME_WINDOW_WIDTH (f))
- pix_x = FRAME_WINDOW_WIDTH (f);
-
- if (pix_y < 0)
- pix_y = 0;
- else if (pix_y > f->height)
- pix_y = f->height;
- }
-
- *x = pix_x;
- *y = pix_y;
-}
-
-
-/* Given HPOS/VPOS in the current matrix of W, return corresponding
- frame-relative pixel positions in *FRAME_X and *FRAME_Y. If we
- can't tell the positions because W's display is not up to date,
- return 0. */
-
-int
-glyph_to_pixel_coords (w, hpos, vpos, frame_x, frame_y)
- struct window *w;
- int hpos, vpos;
- int *frame_x, *frame_y;
-{
- int success_p;
-
- xassert (hpos >= 0 && hpos < w->current_matrix->matrix_w);
- xassert (vpos >= 0 && vpos < w->current_matrix->matrix_h);
-
- if (display_completed)
- {
- struct glyph_row *row = MATRIX_ROW (w->current_matrix, vpos);
- struct glyph *glyph = row->glyphs[TEXT_AREA];
- struct glyph *end = glyph + min (hpos, row->used[TEXT_AREA]);
-
- *frame_y = row->y;
- *frame_x = row->x;
- while (glyph < end)
- {
- *frame_x += glyph->pixel_width;
- ++glyph;
- }
-
- success_p = 1;
+ SelectObject (s->hdc, orig_brush);
+ DeleteObject (fg_brush);
+ SelectObject (compat_hdc, orig_obj);
+ DeleteDC (compat_hdc);
+ }
+ DeleteObject (pixmap);
+ pixmap = 0;
}
else
- {
- *frame_y = *frame_x = 0;
- success_p = 0;
- }
-
- *frame_y = WINDOW_TO_FRAME_PIXEL_Y (w, *frame_y);
- *frame_x = WINDOW_TO_FRAME_PIXEL_X (w, *frame_x);
- return success_p;
-}
-
-/* Parse a button MESSAGE. The button index is returned in PBUTTON, and
- the state in PUP. XBUTTON provides extra information for extended mouse
- button messages. Returns FALSE if unable to parse the message. */
-BOOL
-parse_button (message, xbutton, pbutton, pup)
- int message;
- int xbutton;
- int * pbutton;
- int * pup;
-{
- int button = 0;
- int up = 0;
-
- switch (message)
- {
- case WM_LBUTTONDOWN:
- button = 0;
- up = 0;
- break;
- case WM_LBUTTONUP:
- button = 0;
- up = 1;
- break;
- case WM_MBUTTONDOWN:
- if (NILP (Vw32_swap_mouse_buttons))
- button = 1;
- else
- button = 2;
- up = 0;
- break;
- case WM_MBUTTONUP:
- if (NILP (Vw32_swap_mouse_buttons))
- button = 1;
- else
- button = 2;
- up = 1;
- break;
- case WM_RBUTTONDOWN:
- if (NILP (Vw32_swap_mouse_buttons))
- button = 2;
- else
- button = 1;
- up = 0;
- break;
- case WM_RBUTTONUP:
- if (NILP (Vw32_swap_mouse_buttons))
- button = 2;
- else
- button = 1;
- up = 1;
- break;
- case WM_XBUTTONDOWN:
- button = xbutton + 2;
- up = 0;
- break;
- case WM_XBUTTONUP:
- button = xbutton + 2;
- up = 1;
- break;
- default:
- return (FALSE);
- }
-
- if (pup) *pup = up;
- if (pbutton) *pbutton = button;
-
- return (TRUE);
-}
-
-
-/* Prepare a mouse-event in *RESULT for placement in the input queue.
-
- If the event is a button press, then note that we have grabbed
- the mouse. */
-
-static Lisp_Object
-construct_mouse_click (result, msg, f)
- struct input_event *result;
- W32Msg *msg;
- struct frame *f;
-{
- int button;
- int up;
-
- parse_button (msg->msg.message, HIWORD (msg->msg.wParam),
- &button, &up);
-
- /* Make the event type NO_EVENT; we'll change that when we decide
- otherwise. */
- result->kind = MOUSE_CLICK_EVENT;
- result->code = button;
- result->timestamp = msg->msg.time;
- result->modifiers = (msg->dwModifiers
- | (up
- ? up_modifier
- : down_modifier));
-
- XSETINT (result->x, LOWORD (msg->msg.lParam));
- XSETINT (result->y, HIWORD (msg->msg.lParam));
- XSETFRAME (result->frame_or_window, f);
- result->arg = Qnil;
- return Qnil;
-}
-
-static Lisp_Object
-construct_mouse_wheel (result, msg, f)
- struct input_event *result;
- W32Msg *msg;
- struct frame *f;
-{
- POINT p;
- result->kind = MOUSE_WHEEL_EVENT;
- result->code = (short) HIWORD (msg->msg.wParam);
- result->timestamp = msg->msg.time;
- result->modifiers = msg->dwModifiers;
- p.x = LOWORD (msg->msg.lParam);
- p.y = HIWORD (msg->msg.lParam);
- ScreenToClient (msg->msg.hwnd, &p);
- XSETINT (result->x, p.x);
- XSETINT (result->y, p.y);
- XSETFRAME (result->frame_or_window, f);
- result->arg = Qnil;
- return Qnil;
-}
-
-static Lisp_Object
-construct_drag_n_drop (result, msg, f)
- struct input_event *result;
- W32Msg *msg;
- struct frame *f;
-{
- Lisp_Object files;
- Lisp_Object frame;
- HDROP hdrop;
- POINT p;
- WORD num_files;
- char *name;
- int i, len;
-
- result->kind = DRAG_N_DROP_EVENT;
- result->code = 0;
- result->timestamp = msg->msg.time;
- result->modifiers = msg->dwModifiers;
-
- hdrop = (HDROP) msg->msg.wParam;
- DragQueryPoint (hdrop, &p);
-
-#if 0
- p.x = LOWORD (msg->msg.lParam);
- p.y = HIWORD (msg->msg.lParam);
- ScreenToClient (msg->msg.hwnd, &p);
-#endif
-
- XSETINT (result->x, p.x);
- XSETINT (result->y, p.y);
-
- num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0);
- files = Qnil;
-
- for (i = 0; i < num_files; i++)
- {
- len = DragQueryFile (hdrop, i, NULL, 0);
- if (len <= 0)
- continue;
- name = alloca (len + 1);
- DragQueryFile (hdrop, i, name, len + 1);
- files = Fcons (DECODE_FILE (build_string (name)), files);
- }
-
- DragFinish (hdrop);
-
- XSETFRAME (frame, f);
- result->frame_or_window = Fcons (frame, files);
- result->arg = Qnil;
- return Qnil;
-}
-
-\f
-/* Function to report a mouse movement to the mainstream Emacs code.
- The input handler calls this.
-
- We have received a mouse movement event, which is given in *event.
- If the mouse is over a different glyph than it was last time, tell
- the mainstream emacs code by setting mouse_moved. If not, ask for
- another motion event, so we can check again the next time it moves. */
-
-static MSG last_mouse_motion_event;
-static Lisp_Object last_mouse_motion_frame;
-
-static void remember_mouse_glyph P_ ((struct frame *, int, int));
-
-static void
-note_mouse_movement (frame, msg)
- FRAME_PTR frame;
- MSG *msg;
-{
- int mouse_x = LOWORD (msg->lParam);
- int mouse_y = HIWORD (msg->lParam);
-
- last_mouse_movement_time = msg->time;
- memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event));
- XSETFRAME (last_mouse_motion_frame, frame);
-
- if (msg->hwnd != FRAME_W32_WINDOW (frame))
- {
- frame->mouse_moved = 1;
- last_mouse_scroll_bar = Qnil;
- note_mouse_highlight (frame, -1, -1);
- }
-
- /* Has the mouse moved off the glyph it was on at the last sighting? */
- else if (mouse_x < last_mouse_glyph.left
- || mouse_x > last_mouse_glyph.right
- || mouse_y < last_mouse_glyph.top
- || mouse_y > last_mouse_glyph.bottom)
- {
- frame->mouse_moved = 1;
- last_mouse_scroll_bar = Qnil;
- note_mouse_highlight (frame, mouse_x, mouse_y);
- /* Remember the mouse position here, as w32_mouse_position only
- gets called when mouse tracking is enabled but we also need
- to keep track of the mouse for help_echo and highlighting at
- other times. */
- remember_mouse_glyph (frame, mouse_x, mouse_y);
- }
+ x_draw_image_foreground (s);
+
+ /* If we must draw a relief around the image, do it. */
+ if (s->img->relief
+ || s->hl == DRAW_IMAGE_RAISED
+ || s->hl == DRAW_IMAGE_SUNKEN)
+ x_draw_image_relief (s);
}
-\f
-/************************************************************************
- Mouse Face
- ************************************************************************/
-/* Find the glyph under window-relative coordinates X/Y in window W.
- Consider only glyphs from buffer text, i.e. no glyphs from overlay
- strings. Return in *HPOS and *VPOS the row and column number of
- the glyph found. Return in *AREA the glyph area containing X.
- Value is a pointer to the glyph found or null if X/Y is not on
- text, or we can't tell because W's current matrix is not up to
- date. */
+/* Draw stretch glyph string S. */
-static struct glyph *
-x_y_to_hpos_vpos (w, x, y, hpos, vpos, area, buffer_only_p)
- struct window *w;
- int x, y;
- int *hpos, *vpos, *area;
- int buffer_only_p;
+static void
+x_draw_stretch_glyph_string (s)
+ struct glyph_string *s;
{
- struct glyph *glyph, *end;
- struct glyph_row *row = NULL;
- int x0, i, left_area_width;
+ xassert (s->first_glyph->type == STRETCH_GLYPH);
+ s->stippled_p = s->face->stipple != 0;
- /* Find row containing Y. Give up if some row is not enabled. */
- for (i = 0; i < w->current_matrix->nrows; ++i)
+ if (s->hl == DRAW_CURSOR
+ && !x_stretch_cursor_p)
{
- row = MATRIX_ROW (w->current_matrix, i);
- if (!row->enabled_p)
- return NULL;
- if (y >= row->y && y < MATRIX_ROW_BOTTOM_Y (row))
- break;
- }
-
- *vpos = i;
- *hpos = 0;
-
- /* Give up if Y is not in the window. */
- if (i == w->current_matrix->nrows)
- return NULL;
+ /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
+ as wide as the stretch glyph. */
+ int width, background_width = s->background_width;
+ int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA);
- /* Get the glyph area containing X. */
- if (w->pseudo_window_p)
- {
- *area = TEXT_AREA;
- x0 = 0;
- }
- else
- {
- left_area_width = window_box_width (w, LEFT_MARGIN_AREA);
- if (x < left_area_width)
- {
- *area = LEFT_MARGIN_AREA;
- x0 = 0;
- }
- else if (x < left_area_width + window_box_width (w, TEXT_AREA))
+ if (x < left_x)
{
- *area = TEXT_AREA;
- x0 = row->x + left_area_width;
+ background_width -= left_x - x;
+ x = left_x;
}
- else
+ width = min (FRAME_COLUMN_WIDTH (s->f), background_width);
+
+ /* Draw cursor. */
+ x_draw_glyph_string_bg_rect (s, x, s->y, width, s->height);
+
+ /* Clear rest using the GC of the original non-cursor face. */
+ if (width < background_width)
{
- *area = RIGHT_MARGIN_AREA;
- x0 = left_area_width + window_box_width (w, TEXT_AREA);
- }
- }
+ XGCValues *gc = s->face->gc;
+ int y = s->y;
+ int w = background_width - width, h = s->height;
+ RECT r;
+ HDC hdc = s->hdc;
+
+ x += width;
+ if (s->row->mouse_face_p
+ && cursor_in_mouse_face_p (s->w))
+ {
+ x_set_mouse_face_gc (s);
+ gc = s->gc;
+ }
+ else
+ gc = s->face->gc;
+
+ get_glyph_string_clip_rect (s, &r);
+ w32_set_clip_rectangle (hdc, &r);
- /* Find glyph containing X. */
- glyph = row->glyphs[*area];
- end = glyph + row->used[*area];
- while (glyph < end)
+#if 0 /* TODO: stipple */
+ if (s->face->stipple)
+ {
+ /* Fill background with a stipple pattern. */
+ XSetFillStyle (s->display, gc, FillOpaqueStippled);
+ XFillRectangle (s->display, s->window, gc, x, y, w, h);
+ XSetFillStyle (s->display, gc, FillSolid);
+ }
+ else
+#endif
+ {
+ w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h);
+ }
+ }
+ }
+ else if (!s->background_filled_p)
{
- if (x < x0 + glyph->pixel_width)
+ int background_width = s->background_width;
+ int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA);
+
+ /* Don't draw into left margin, fringe or scrollbar area
+ except for header line and mode line. */
+ if (x < left_x && !s->row->mode_line_p)
{
- if (w->pseudo_window_p)
- break;
- else if (!buffer_only_p || BUFFERP (glyph->object))
- break;
+ background_width -= left_x - x;
+ x = left_x;
}
-
- x0 += glyph->pixel_width;
- ++glyph;
+ if (background_width > 0)
+ x_draw_glyph_string_bg_rect (s, x, s->y, background_width, s->height);
}
- if (glyph == end)
- return NULL;
-
- *hpos = glyph - row->glyphs[*area];
- return glyph;
+ s->background_filled_p = 1;
}
-/* Convert frame-relative x/y to coordinates relative to window W.
- Takes pseudo-windows into account. */
+/* Draw glyph string S. */
static void
-frame_to_window_pixel_xy (w, x, y)
- struct window *w;
- int *x, *y;
+x_draw_glyph_string (s)
+ struct glyph_string *s;
{
- if (w->pseudo_window_p)
- {
- /* A pseudo-window is always full-width, and starts at the
- left edge of the frame, plus a frame border. */
- struct frame *f = XFRAME (w->frame);
- *x -= FRAME_INTERNAL_BORDER_WIDTH_SAFE (f);
- *y = FRAME_TO_WINDOW_PIXEL_Y (w, *y);
- }
- else
+ int relief_drawn_p = 0;
+
+ /* If S draws into the background of its successor, draw the
+ background of the successor first so that S can draw into it.
+ This makes S->next use XDrawString instead of XDrawImageString. */
+ if (s->next && s->right_overhang && !s->for_overlaps)
{
- *x = FRAME_TO_WINDOW_PIXEL_X (w, *x);
- *y = FRAME_TO_WINDOW_PIXEL_Y (w, *y);
+ xassert (s->next->img == NULL);
+ x_set_glyph_string_gc (s->next);
+ x_set_glyph_string_clipping (s->next);
+ x_draw_glyph_string_background (s->next, 1);
}
-}
+ /* Set up S->gc, set clipping and draw S. */
+ x_set_glyph_string_gc (s);
-/* Take proper action when mouse has moved to the mode or header line
- or marginal area of window W, x-position X and y-position Y. Area
- is 1, 3, 6 or 7 for the mode line, header line, left and right
- marginal area respectively. X is relative to the start of the text
- display area of W, so the width of bitmap areas and scroll bars
- must be subtracted to get a position relative to the start of the
- mode line. */
-
-static void
-note_mode_line_or_margin_highlight (w, x, y, portion)
- struct window *w;
- int x, y, portion;
-{
- struct frame *f = XFRAME (w->frame);
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- Cursor cursor = dpyinfo->vertical_scroll_bar_cursor;
- int charpos;
- Lisp_Object string, help, map, pos;
+ /* Draw relief (if any) in advance for char/composition so that the
+ glyph string can be drawn over it. */
+ if (!s->for_overlaps
+ && s->face->box != FACE_NO_BOX
+ && (s->first_glyph->type == CHAR_GLYPH
+ || s->first_glyph->type == COMPOSITE_GLYPH))
- if (portion == 1 || portion == 3)
- string = mode_line_string (w, x, y, portion == 1, &charpos);
+ {
+ x_set_glyph_string_clipping (s);
+ x_draw_glyph_string_background (s, 1);
+ x_draw_glyph_string_box (s);
+ x_set_glyph_string_clipping (s);
+ relief_drawn_p = 1;
+ }
else
- string = marginal_area_string (w, x, y, portion, &charpos);
+ x_set_glyph_string_clipping (s);
- if (STRINGP (string))
+ switch (s->first_glyph->type)
{
- pos = make_number (charpos);
+ case IMAGE_GLYPH:
+ x_draw_image_glyph_string (s);
+ break;
- /* If we're on a string with `help-echo' text property, arrange
- for the help to be displayed. This is done by setting the
- global variable help_echo to the help string. */
- help = Fget_text_property (pos, Qhelp_echo, string);
- if (!NILP (help))
- {
- help_echo = help;
- XSETWINDOW (help_echo_window, w);
- help_echo_object = string;
- help_echo_pos = charpos;
- }
+ case STRETCH_GLYPH:
+ x_draw_stretch_glyph_string (s);
+ break;
- /* Change the mouse pointer according to what is under X/Y. */
- map = Fget_text_property (pos, Qlocal_map, string);
- if (!KEYMAPP (map))
- map = Fget_text_property (pos, Qkeymap, string);
- if (KEYMAPP (map))
- cursor = f->output_data.w32->nontext_cursor;
- }
+ case CHAR_GLYPH:
+ if (s->for_overlaps)
+ s->background_filled_p = 1;
+ else
+ x_draw_glyph_string_background (s, 0);
+ x_draw_glyph_string_foreground (s);
+ break;
- w32_define_cursor (FRAME_W32_WINDOW (f), cursor);
-}
+ case COMPOSITE_GLYPH:
+ if (s->for_overlaps || s->gidx > 0)
+ s->background_filled_p = 1;
+ else
+ x_draw_glyph_string_background (s, 1);
+ x_draw_composite_glyph_string_foreground (s);
+ break;
+ default:
+ abort ();
+ }
-/* Take proper action when the mouse has moved to position X, Y on
- frame F as regards highlighting characters that have mouse-face
- properties. Also de-highlighting chars where the mouse was before.
- X and Y can be negative or out of range. */
+ if (!s->for_overlaps)
+ {
+ /* Draw underline. */
+ if (s->face->underline_p
+ && (s->font->bdf || !s->font->tm.tmUnderlined))
+ {
+ unsigned long h = 1;
+ unsigned long dy = 0;
-static void
-note_mouse_highlight (f, x, y)
- struct frame *f;
- int x, y;
-{
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- int portion;
- Lisp_Object window;
- struct window *w;
- Cursor cursor = 0;
- struct buffer *b;
-
- /* When a menu is active, don't highlight because this looks odd. */
- if (popup_activated ())
- return;
+ if (x_underline_at_descent_line)
+ dy = s->height - h;
+ else
+ {
+ /* TODO: Use font information for positioning and thickness of
+ underline. See OUTLINETEXTMETRIC, and xterm.c. Note: If
+ you make this work, don't forget to change the doc string of
+ x-use-underline-position-properties below. */
+ dy = s->height - h;
+ }
+ if (s->face->underline_defaulted_p)
+ {
+ w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x,
+ s->y + dy, s->background_width, 1);
+ }
+ else
+ {
+ w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x,
+ s->y + dy, s->background_width, 1);
+ }
+ }
- if (NILP (Vmouse_highlight)
- || !f->glyphs_initialized_p)
- return;
+ /* Draw overline. */
+ if (s->face->overline_p)
+ {
+ unsigned long dy = 0, h = 1;
- dpyinfo->mouse_face_mouse_x = x;
- dpyinfo->mouse_face_mouse_y = y;
- dpyinfo->mouse_face_mouse_frame = f;
+ if (s->face->overline_color_defaulted_p)
+ {
+ w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x,
+ s->y + dy, s->background_width, h);
+ }
+ else
+ {
+ w32_fill_area (s->f, s->hdc, s->face->overline_color, s->x,
+ s->y + dy, s->background_width, h);
+ }
+ }
- if (dpyinfo->mouse_face_defer)
- return;
+ /* Draw strike-through. */
+ if (s->face->strike_through_p
+ && (s->font->bdf || !s->font->tm.tmStruckOut))
+ {
+ unsigned long h = 1;
+ unsigned long dy = (s->height - h) / 2;
- if (gc_in_progress)
- {
- dpyinfo->mouse_face_deferred_gc = 1;
- return;
+ if (s->face->strike_through_color_defaulted_p)
+ {
+ w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy,
+ s->width, h);
+ }
+ else
+ {
+ w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x,
+ s->y + dy, s->width, h);
+ }
+ }
+
+ /* Draw relief. */
+ if (!relief_drawn_p && s->face->box != FACE_NO_BOX)
+ x_draw_glyph_string_box (s);
}
- /* Which window is that in? */
- window = window_from_coordinates (f, x, y, &portion, 1);
+ /* Reset clipping. */
+ w32_set_clip_rectangle (s->hdc, NULL);
+}
- /* If we were displaying active text in another window, clear that. */
- if (! EQ (window, dpyinfo->mouse_face_window))
- clear_mouse_face (dpyinfo);
- /* Not on a window -> return. */
- if (!WINDOWP (window))
- return;
+/* Shift display to make room for inserted glyphs. */
+
+void
+w32_shift_glyphs_for_insert (f, x, y, width, height, shift_by)
+ struct frame *f;
+ int x, y, width, height, shift_by;
+{
+ HDC hdc;
- /* Reset help_echo. It will get recomputed below. */
- help_echo = Qnil;
+ hdc = get_frame_dc (f);
+ BitBlt (hdc, x + shift_by, y, width, height,
+ hdc, x, y, SRCCOPY);
- /* Convert to window-relative pixel coordinates. */
- w = XWINDOW (window);
- frame_to_window_pixel_xy (w, &x, &y);
+ release_frame_dc (f, hdc);
+}
- /* Handle tool-bar window differently since it doesn't display a
- buffer. */
- if (EQ (window, f->tool_bar_window))
- {
- note_tool_bar_highlight (f, x, y);
- return;
- }
- /* Mouse is on the mode or header line? */
- if (portion == 1 || portion == 3 || portion == 6 || portion == 7)
- {
- note_mode_line_or_margin_highlight (w, x, y, portion);
- return;
- }
+/* Delete N glyphs at the nominal cursor position. Not implemented
+ for X frames. */
+
+static void
+x_delete_glyphs (n)
+ register int n;
+{
+ struct frame *f;
- if (portion == 2)
- cursor = f->output_data.w32->horizontal_drag_cursor;
+ if (updating_frame)
+ f = updating_frame;
else
- cursor = f->output_data.w32->text_cursor;
-
- /* Are we in a window whose display is up to date?
- And verify the buffer's text has not changed. */
- b = XBUFFER (w->buffer);
- if (/* Within text portion of the window. */
- portion == 0
- && EQ (w->window_end_valid, w->buffer)
- && XFASTINT (w->last_modified) == BUF_MODIFF (b)
- && XFASTINT (w->last_overlay_modified) == BUF_OVERLAY_MODIFF (b))
- {
- int hpos, vpos, pos, i, area;
- struct glyph *glyph;
- Lisp_Object object;
- Lisp_Object mouse_face = Qnil, overlay = Qnil, position;
- Lisp_Object *overlay_vec = NULL;
- int len, noverlays;
- struct buffer *obuf;
- int obegv, ozv, same_region;
-
- /* Find the glyph under X/Y. */
- glyph = x_y_to_hpos_vpos (w, x, y, &hpos, &vpos, &area, 0);
-
- /* Clear mouse face if X/Y not over text. */
- if (glyph == NULL
- || area != TEXT_AREA
- || !MATRIX_ROW (w->current_matrix, vpos)->displays_text_p)
- {
- clear_mouse_face (dpyinfo);
- cursor = f->output_data.w32->nontext_cursor;
- goto set_cursor;
- }
+ f = SELECTED_FRAME ();
- pos = glyph->charpos;
- object = glyph->object;
- if (!STRINGP (object) && !BUFFERP (object))
- goto set_cursor;
+ if (! FRAME_W32_P (f))
+ return;
- /* If we get an out-of-range value, return now; avoid an error. */
- if (BUFFERP (object) && pos > BUF_Z (b))
- goto set_cursor;
+ abort ();
+}
- /* Make the window's buffer temporarily current for
- overlays_at and compute_char_face. */
- obuf = current_buffer;
- current_buffer = b;
- obegv = BEGV;
- ozv = ZV;
- BEGV = BEG;
- ZV = Z;
- /* Is this char mouse-active or does it have help-echo? */
- position = make_number (pos);
+/* Clear entire frame. If updating_frame is non-null, clear that
+ frame. Otherwise clear the selected frame. */
- if (BUFFERP (object))
- {
- /* Put all the overlays we want in a vector in overlay_vec.
- Store the length in len. If there are more than 10, make
- enough space for all, and try again. */
- len = 10;
- overlay_vec = (Lisp_Object *) alloca (len * sizeof (Lisp_Object));
- noverlays = overlays_at (pos, 0, &overlay_vec, &len, NULL, NULL, 0);
- if (noverlays > len)
- {
- len = noverlays;
- overlay_vec = (Lisp_Object *) alloca (len * sizeof (Lisp_Object));
- noverlays = overlays_at (pos, 0, &overlay_vec, &len, NULL, NULL,0);
- }
+static void
+x_clear_frame ()
+{
+ struct frame *f;
- /* Sort overlays into increasing priority order. */
- noverlays = sort_overlays (overlay_vec, noverlays, w);
- }
- else
- noverlays = 0;
-
- same_region = (EQ (window, dpyinfo->mouse_face_window)
- && vpos >= dpyinfo->mouse_face_beg_row
- && vpos <= dpyinfo->mouse_face_end_row
- && (vpos > dpyinfo->mouse_face_beg_row
- || hpos >= dpyinfo->mouse_face_beg_col)
- && (vpos < dpyinfo->mouse_face_end_row
- || hpos < dpyinfo->mouse_face_end_col
- || dpyinfo->mouse_face_past_end));
-
- if (same_region)
- cursor = 0;
-
- /* Check mouse-face highlighting. */
- if (! same_region
- /* If there exists an overlay with mouse-face overlapping
- the one we are currently highlighting, we have to
- check if we enter the overlapping overlay, and then
- highlight that. */
- || (OVERLAYP (dpyinfo->mouse_face_overlay)
- && mouse_face_overlay_overlaps (dpyinfo->mouse_face_overlay)))
- {
- /* Find the highest priority overlay that has a mouse-face
- property. */
- overlay = Qnil;
- for (i = noverlays - 1; i >= 0 && NILP (overlay); --i)
- {
- mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face);
- if (!NILP (mouse_face))
- overlay = overlay_vec[i];
- }
+ if (updating_frame)
+ f = updating_frame;
+ else
+ f = SELECTED_FRAME ();
- /* If we're actually highlighting the same overlay as
- before, there's no need to do that again. */
- if (!NILP (overlay)
- && EQ (overlay, dpyinfo->mouse_face_overlay))
- goto check_help_echo;
+ if (! FRAME_W32_P (f))
+ return;
- dpyinfo->mouse_face_overlay = overlay;
+ /* Clearing the frame will erase any cursor, so mark them all as no
+ longer visible. */
+ mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
+ output_cursor.hpos = output_cursor.vpos = 0;
+ output_cursor.x = -1;
- /* Clear the display of the old active region, if any. */
- if (clear_mouse_face (dpyinfo))
- cursor = 0;
+ /* We don't set the output cursor here because there will always
+ follow an explicit cursor_to. */
+ BLOCK_INPUT;
- /* If no overlay applies, get a text property. */
- if (NILP (overlay))
- mouse_face = Fget_text_property (position, Qmouse_face, object);
+ w32_clear_window (f);
- /* Handle the overlay case. */
- if (!NILP (overlay))
- {
- /* Find the range of text around this char that
- should be active. */
- Lisp_Object before, after;
- int ignore;
-
- before = Foverlay_start (overlay);
- after = Foverlay_end (overlay);
- /* Record this as the current active region. */
- fast_find_position (w, XFASTINT (before),
- &dpyinfo->mouse_face_beg_col,
- &dpyinfo->mouse_face_beg_row,
- &dpyinfo->mouse_face_beg_x,
- &dpyinfo->mouse_face_beg_y, Qnil);
-
- dpyinfo->mouse_face_past_end
- = !fast_find_position (w, XFASTINT (after),
- &dpyinfo->mouse_face_end_col,
- &dpyinfo->mouse_face_end_row,
- &dpyinfo->mouse_face_end_x,
- &dpyinfo->mouse_face_end_y, Qnil);
- dpyinfo->mouse_face_window = window;
-
- dpyinfo->mouse_face_face_id
- = face_at_buffer_position (w, pos, 0, 0,
- &ignore, pos + 1,
- !dpyinfo->mouse_face_hidden);
-
- /* Display it as active. */
- show_mouse_face (dpyinfo, DRAW_MOUSE_FACE);
- cursor = 0;
- }
- /* Handle the text property case. */
- else if (! NILP (mouse_face) && BUFFERP (object))
- {
- /* Find the range of text around this char that
- should be active. */
- Lisp_Object before, after, beginning, end;
- int ignore;
-
- beginning = Fmarker_position (w->start);
- end = make_number (BUF_Z (XBUFFER (object))
- - XFASTINT (w->window_end_pos));
- before
- = Fprevious_single_property_change (make_number (pos + 1),
- Qmouse_face,
- object, beginning);
- after
- = Fnext_single_property_change (position, Qmouse_face,
- object, end);
-
- /* Record this as the current active region. */
- fast_find_position (w, XFASTINT (before),
- &dpyinfo->mouse_face_beg_col,
- &dpyinfo->mouse_face_beg_row,
- &dpyinfo->mouse_face_beg_x,
- &dpyinfo->mouse_face_beg_y, Qnil);
- dpyinfo->mouse_face_past_end
- = !fast_find_position (w, XFASTINT (after),
- &dpyinfo->mouse_face_end_col,
- &dpyinfo->mouse_face_end_row,
- &dpyinfo->mouse_face_end_x,
- &dpyinfo->mouse_face_end_y, Qnil);
- dpyinfo->mouse_face_window = window;
-
- if (BUFFERP (object))
- dpyinfo->mouse_face_face_id
- = face_at_buffer_position (w, pos, 0, 0,
- &ignore, pos + 1,
- !dpyinfo->mouse_face_hidden);
-
- /* Display it as active. */
- show_mouse_face (dpyinfo, DRAW_MOUSE_FACE);
- cursor = 0;
- }
- else if (!NILP (mouse_face) && STRINGP (object))
- {
- Lisp_Object b, e;
- int ignore;
-
- b = Fprevious_single_property_change (make_number (pos + 1),
- Qmouse_face,
- object, Qnil);
- e = Fnext_single_property_change (position, Qmouse_face,
- object, Qnil);
- if (NILP (b))
- b = make_number (0);
- if (NILP (e))
- e = make_number (SCHARS (object) - 1);
- fast_find_string_pos (w, XINT (b), object,
- &dpyinfo->mouse_face_beg_col,
- &dpyinfo->mouse_face_beg_row,
- &dpyinfo->mouse_face_beg_x,
- &dpyinfo->mouse_face_beg_y, 0);
- fast_find_string_pos (w, XINT (e), object,
- &dpyinfo->mouse_face_end_col,
- &dpyinfo->mouse_face_end_row,
- &dpyinfo->mouse_face_end_x,
- &dpyinfo->mouse_face_end_y, 1);
- dpyinfo->mouse_face_past_end = 0;
- dpyinfo->mouse_face_window = window;
- dpyinfo->mouse_face_face_id
- = face_at_string_position (w, object, pos, 0, 0, 0, &ignore,
- glyph->face_id, 1);
- show_mouse_face (dpyinfo, DRAW_MOUSE_FACE);
- cursor = 0;
- }
- else if (STRINGP (object) && NILP (mouse_face))
- {
- /* A string which doesn't have mouse-face, but
- the text ``under'' it might have. */
- struct glyph_row *r = MATRIX_ROW (w->current_matrix, vpos);
- int start = MATRIX_ROW_START_CHARPOS (r);
-
- pos = string_buffer_position (w, object, start);
- if (pos > 0)
- mouse_face = get_char_property_and_overlay (make_number (pos),
- Qmouse_face,
- w->buffer,
- &overlay);
- if (!NILP (mouse_face) && !NILP (overlay))
- {
- Lisp_Object before = Foverlay_start (overlay);
- Lisp_Object after = Foverlay_end (overlay);
- int ignore;
-
- /* Note that we might not be able to find position
- BEFORE in the glyph matrix if the overlay is
- entirely covered by a `display' property. In
- this case, we overshoot. So let's stop in
- the glyph matrix before glyphs for OBJECT. */
- fast_find_position (w, XFASTINT (before),
- &dpyinfo->mouse_face_beg_col,
- &dpyinfo->mouse_face_beg_row,
- &dpyinfo->mouse_face_beg_x,
- &dpyinfo->mouse_face_beg_y,
- object);
-
- dpyinfo->mouse_face_past_end
- = !fast_find_position (w, XFASTINT (after),
- &dpyinfo->mouse_face_end_col,
- &dpyinfo->mouse_face_end_row,
- &dpyinfo->mouse_face_end_x,
- &dpyinfo->mouse_face_end_y,
- Qnil);
- dpyinfo->mouse_face_window = window;
- dpyinfo->mouse_face_face_id
- = face_at_buffer_position (w, pos, 0, 0,
- &ignore, pos + 1,
- !dpyinfo->mouse_face_hidden);
-
- /* Display it as active. */
- show_mouse_face (dpyinfo, DRAW_MOUSE_FACE);
- cursor = 0;
- }
- }
- }
+ /* We have to clear the scroll bars, too. If we have changed
+ colors or something like that, then they should be notified. */
+ x_scroll_bar_clear (f);
- check_help_echo:
+ UNBLOCK_INPUT;
+}
- /* Look for a `help-echo' property. */
- {
- Lisp_Object help, overlay;
+\f
+/* Make audible bell. */
- /* Check overlays first. */
- help = overlay = Qnil;
- for (i = noverlays - 1; i >= 0 && NILP (help); --i)
- {
- overlay = overlay_vec[i];
- help = Foverlay_get (overlay, Qhelp_echo);
- }
+static void
+w32_ring_bell (void)
+{
+ struct frame *f;
- if (!NILP (help))
- {
- help_echo = help;
- help_echo_window = window;
- help_echo_object = overlay;
- help_echo_pos = pos;
- }
- else
- {
- Lisp_Object object = glyph->object;
- int charpos = glyph->charpos;
+ f = SELECTED_FRAME ();
- /* Try text properties. */
- if (STRINGP (object)
- && charpos >= 0
- && charpos < SCHARS (object))
- {
- help = Fget_text_property (make_number (charpos),
- Qhelp_echo, object);
- if (NILP (help))
- {
- /* If the string itself doesn't specify a help-echo,
- see if the buffer text ``under'' it does. */
- struct glyph_row *r
- = MATRIX_ROW (w->current_matrix, vpos);
- int start = MATRIX_ROW_START_CHARPOS (r);
- int pos = string_buffer_position (w, object, start);
- if (pos > 0)
- {
- help = Fget_char_property (make_number (pos),
- Qhelp_echo, w->buffer);
- if (!NILP (help))
- {
- charpos = pos;
- object = w->buffer;
- }
- }
- }
- }
- else if (BUFFERP (object)
- && charpos >= BEGV
- && charpos < ZV)
- help = Fget_text_property (make_number (charpos), Qhelp_echo,
- object);
+ BLOCK_INPUT;
- if (!NILP (help))
- {
- help_echo = help;
- help_echo_window = window;
- help_echo_object = object;
- help_echo_pos = charpos;
- }
- }
- }
+ if (FRAME_W32_P (f) && visible_bell)
+ {
+ int i;
+ HWND hwnd = FRAME_W32_WINDOW (SELECTED_FRAME ());
- BEGV = obegv;
- ZV = ozv;
- current_buffer = obuf;
+ for (i = 0; i < 5; i++)
+ {
+ FlashWindow (hwnd, TRUE);
+ Sleep (10);
+ }
+ FlashWindow (hwnd, FALSE);
}
+ else
+ w32_sys_ring_bell ();
- set_cursor:
- if (cursor)
- w32_define_cursor (FRAME_W32_WINDOW (f), cursor);
+ UNBLOCK_INPUT;
}
-static void
-redo_mouse_highlight ()
-{
- if (!NILP (last_mouse_motion_frame)
- && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame)))
- note_mouse_highlight (XFRAME (last_mouse_motion_frame),
- LOWORD (last_mouse_motion_event.lParam),
- HIWORD (last_mouse_motion_event.lParam));
-}
+\f
+/* Specify how many text lines, from the top of the window,
+ should be affected by insert-lines and delete-lines operations.
+ This, and those operations, are used only within an update
+ that is bounded by calls to x_update_begin and x_update_end. */
-void
-w32_define_cursor (window, cursor)
- Window window;
- Cursor cursor;
+static void
+w32_set_terminal_window (n)
+ register int n;
{
- PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0);
+ /* This function intentionally left blank. */
}
\f
/***********************************************************************
- Tool-bars
+ Line Dance
***********************************************************************/
-static int x_tool_bar_item P_ ((struct frame *, int, int,
- struct glyph **, int *, int *, int *));
-
-/* Tool-bar item index of the item on which a mouse button was pressed
- or -1. */
-
-static int last_tool_bar_item;
-
+/* Perform an insert-lines or delete-lines operation, inserting N
+ lines or deleting -N lines at vertical position VPOS. */
-/* Get information about the tool-bar item at position X/Y on frame F.
- Return in *GLYPH a pointer to the glyph of the tool-bar item in
- the current matrix of the tool-bar window of F, or NULL if not
- on a tool-bar item. Return in *PROP_IDX the index of the tool-bar
- item in F->tool_bar_items. Value is
+static void
+x_ins_del_lines (vpos, n)
+ int vpos, n;
+{
+ struct frame *f;
- -1 if X/Y is not on a tool-bar item
- 0 if X/Y is on the same item that was highlighted before.
- 1 otherwise. */
+ if (updating_frame)
+ f = updating_frame;
+ else
+ f = SELECTED_FRAME ();
-static int
-x_tool_bar_item (f, x, y, glyph, hpos, vpos, prop_idx)
- struct frame *f;
- int x, y;
- struct glyph **glyph;
- int *hpos, *vpos, *prop_idx;
-{
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- struct window *w = XWINDOW (f->tool_bar_window);
- int area;
-
- /* Find the glyph under X/Y. */
- *glyph = x_y_to_hpos_vpos (w, x, y, hpos, vpos, &area, 0);
- if (*glyph == NULL)
- return -1;
-
- /* Get the start of this tool-bar item's properties in
- f->tool_bar_items. */
- if (!tool_bar_item_info (f, *glyph, prop_idx))
- return -1;
-
- /* Is mouse on the highlighted item? */
- if (EQ (f->tool_bar_window, dpyinfo->mouse_face_window)
- && *vpos >= dpyinfo->mouse_face_beg_row
- && *vpos <= dpyinfo->mouse_face_end_row
- && (*vpos > dpyinfo->mouse_face_beg_row
- || *hpos >= dpyinfo->mouse_face_beg_col)
- && (*vpos < dpyinfo->mouse_face_end_row
- || *hpos < dpyinfo->mouse_face_end_col
- || dpyinfo->mouse_face_past_end))
- return 0;
+ if (! FRAME_W32_P (f))
+ return;
- return 1;
+ abort ();
}
-/* Handle mouse button event on the tool-bar of frame F, at
- frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
- or ButtonRelase. */
+/* Scroll part of the display as described by RUN. */
static void
-w32_handle_tool_bar_click (f, button_event)
- struct frame *f;
- struct input_event *button_event;
+x_scroll_run (w, run)
+ struct window *w;
+ struct run *run;
{
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- struct window *w = XWINDOW (f->tool_bar_window);
- int hpos, vpos, prop_idx;
- struct glyph *glyph;
- Lisp_Object enabled_p;
- int x = XFASTINT (button_event->x);
- int y = XFASTINT (button_event->y);
+ struct frame *f = XFRAME (w->frame);
+ int x, y, width, height, from_y, to_y, bottom_y;
+ HWND hwnd = FRAME_W32_WINDOW (f);
+ HRGN expect_dirty;
- /* If not on the highlighted tool-bar item, return. */
- frame_to_window_pixel_xy (w, &x, &y);
- if (x_tool_bar_item (f, x, y, &glyph, &hpos, &vpos, &prop_idx) != 0)
- return;
+ /* Get frame-relative bounding box of the text display area of W,
+ without mode lines. Include in this box the left and right
+ fringes of W. */
+ window_box (w, -1, &x, &y, &width, &height);
- /* If item is disabled, do nothing. */
- enabled_p = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_ENABLED_P);
- if (NILP (enabled_p))
- return;
+ from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
+ to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
+ bottom_y = y + height;
- if (button_event->modifiers & down_modifier)
+ if (to_y < from_y)
{
- /* Show item in pressed state. */
- show_mouse_face (dpyinfo, DRAW_IMAGE_SUNKEN);
- dpyinfo->mouse_face_image_state = DRAW_IMAGE_SUNKEN;
- last_tool_bar_item = prop_idx;
+ /* Scrolling up. Make sure we don't copy part of the mode
+ line at the bottom. */
+ if (from_y + run->height > bottom_y)
+ height = bottom_y - from_y;
+ else
+ height = run->height;
+ expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y);
}
else
{
- Lisp_Object key, frame;
- struct input_event event;
-
- /* Show item in released state. */
- show_mouse_face (dpyinfo, DRAW_IMAGE_RAISED);
- dpyinfo->mouse_face_image_state = DRAW_IMAGE_RAISED;
-
- key = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_KEY);
-
- XSETFRAME (frame, f);
- event.kind = TOOL_BAR_EVENT;
- event.frame_or_window = frame;
- event.arg = frame;
- kbd_buffer_store_event (&event);
-
- event.kind = TOOL_BAR_EVENT;
- event.frame_or_window = frame;
- event.arg = key;
- /* The keyboard buffer doesn't like the up modifier being set. */
- event.modifiers = button_event->modifiers & ~up_modifier;
- kbd_buffer_store_event (&event);
- last_tool_bar_item = -1;
+ /* Scolling down. Make sure we don't copy over the mode line.
+ at the bottom. */
+ if (to_y + run->height > bottom_y)
+ height = bottom_y - to_y;
+ else
+ height = run->height;
+ expect_dirty = CreateRectRgn (x, y, x + width, to_y);
}
-}
+ BLOCK_INPUT;
-/* Possibly highlight a tool-bar item on frame F when mouse moves to
- tool-bar window-relative coordinates X/Y. Called from
- note_mouse_highlight. */
+ /* Cursor off. Will be switched on again in x_update_window_end. */
+ updated_window = w;
+ x_clear_cursor (w);
-static void
-note_tool_bar_highlight (f, x, y)
- struct frame *f;
- int x, y;
-{
- Lisp_Object window = f->tool_bar_window;
- struct window *w = XWINDOW (window);
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- int hpos, vpos;
- struct glyph *glyph;
- struct glyph_row *row;
- int i;
- Lisp_Object enabled_p;
- int prop_idx;
- enum draw_glyphs_face draw = DRAW_IMAGE_RAISED;
- int mouse_down_p, rc;
-
- /* Function note_mouse_highlight is called with negative x(y
- values when mouse moves outside of the frame. */
- if (x <= 0 || y <= 0)
- {
- clear_mouse_face (dpyinfo);
- return;
- }
+ {
+ RECT from;
+ RECT to;
+ HRGN dirty = CreateRectRgn (0, 0, 0, 0);
+ HRGN combined = CreateRectRgn (0, 0, 0, 0);
- rc = x_tool_bar_item (f, x, y, &glyph, &hpos, &vpos, &prop_idx);
- if (rc < 0)
- {
- /* Not on tool-bar item. */
- clear_mouse_face (dpyinfo);
- return;
- }
- else if (rc == 0)
- /* On same tool-bar item as before. */
- goto set_help_echo;
-
- clear_mouse_face (dpyinfo);
-
- /* Mouse is down, but on different tool-bar item? */
- mouse_down_p = (dpyinfo->grabbed
- && f == last_mouse_frame
- && FRAME_LIVE_P (f));
- if (mouse_down_p
- && last_tool_bar_item != prop_idx)
- return;
+ from.left = to.left = x;
+ from.right = to.right = x + width;
+ from.top = from_y;
+ from.bottom = from_y + height;
+ to.top = y;
+ to.bottom = bottom_y;
- dpyinfo->mouse_face_image_state = DRAW_NORMAL_TEXT;
- draw = mouse_down_p ? DRAW_IMAGE_SUNKEN : DRAW_IMAGE_RAISED;
+ ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty,
+ NULL, SW_INVALIDATE);
- /* If tool-bar item is not enabled, don't highlight it. */
- enabled_p = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_ENABLED_P);
- if (!NILP (enabled_p))
- {
- /* Compute the x-position of the glyph. In front and past the
- image is a space. We include this is the highlighted area. */
- row = MATRIX_ROW (w->current_matrix, vpos);
- for (i = x = 0; i < hpos; ++i)
- x += row->glyphs[TEXT_AREA][i].pixel_width;
-
- /* Record this as the current active region. */
- dpyinfo->mouse_face_beg_col = hpos;
- dpyinfo->mouse_face_beg_row = vpos;
- dpyinfo->mouse_face_beg_x = x;
- dpyinfo->mouse_face_beg_y = row->y;
- dpyinfo->mouse_face_past_end = 0;
-
- dpyinfo->mouse_face_end_col = hpos + 1;
- dpyinfo->mouse_face_end_row = vpos;
- dpyinfo->mouse_face_end_x = x + glyph->pixel_width;
- dpyinfo->mouse_face_end_y = row->y;
- dpyinfo->mouse_face_window = window;
- dpyinfo->mouse_face_face_id = TOOL_BAR_FACE_ID;
-
- /* Display it as active. */
- show_mouse_face (dpyinfo, draw);
- dpyinfo->mouse_face_image_state = draw;
- }
+ /* Combine this with what we expect to be dirty. This covers the
+ case where not all of the region we expect is actually dirty. */
+ CombineRgn (combined, dirty, expect_dirty, RGN_OR);
- set_help_echo:
+ /* If the dirty region is not what we expected, redraw the entire frame. */
+ if (!EqualRgn (combined, expect_dirty))
+ SET_FRAME_GARBAGED (f);
+
+ DeleteObject (dirty);
+ DeleteObject (combined);
+ }
- /* Set help_echo to a help string.to display for this tool-bar item.
- w32_read_socket does the rest. */
- help_echo_object = help_echo_window = Qnil;
- help_echo_pos = -1;
- help_echo = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_HELP);
- if (NILP (help_echo))
- help_echo = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_CAPTION);
+ UNBLOCK_INPUT;
+ DeleteObject (expect_dirty);
}
\f
-/* Find the glyph matrix position of buffer position CHARPOS in window
- *W. HPOS, *VPOS, *X, and *Y are set to the positions found. W's
- current glyphs must be up to date. If CHARPOS is above window
- start return (0, 0, 0, 0). If CHARPOS is after end of W, return end
- of last line in W. In the row containing CHARPOS, stop before glyphs
- having STOP as object. */
-
-#if 0 /* This is a version of fast_find_position that's more correct
- in the presence of hscrolling, for example. I didn't install
- it right away because the problem fixed is minor, it failed
- in 20.x as well, and I think it's too risky to install
- so near the release of 21.1. 2001-09-25 gerd. */
+/***********************************************************************
+ Exposure Events
+ ***********************************************************************/
-static int
-fast_find_position (w, charpos, hpos, vpos, x, y, stop)
- struct window *w;
- int charpos;
- int *hpos, *vpos, *x, *y;
- Lisp_Object stop;
+static void
+frame_highlight (f)
+ struct frame *f;
{
- struct glyph_row *row, *first;
- struct glyph *glyph, *end;
- int i, past_end = 0;
+ x_update_cursor (f, 1);
+}
- first = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
- row = row_containing_pos (w, charpos, first, NULL, 0);
- if (row == NULL)
- {
- if (charpos < MATRIX_ROW_START_CHARPOS (first))
- {
- *x = *y = *hpos = *vpos = 0;
- return 0;
- }
- else
- {
- row = MATRIX_ROW (w->current_matrix, XFASTINT (w->window_end_vpos));
- past_end = 1;
- }
- }
+static void
+frame_unhighlight (f)
+ struct frame *f;
+{
+ x_update_cursor (f, 1);
+}
- *x = row->x;
- *y = row->y;
- *vpos = MATRIX_ROW_VPOS (row, w->current_matrix);
-
- glyph = row->glyphs[TEXT_AREA];
- end = glyph + row->used[TEXT_AREA];
-
- /* Skip over glyphs not having an object at the start of the row.
- These are special glyphs like truncation marks on terminal
- frames. */
- if (row->displays_text_p)
- while (glyph < end
- && INTEGERP (glyph->object)
- && !EQ (stop, glyph->object)
- && glyph->charpos < 0)
- {
- *x += glyph->pixel_width;
- ++glyph;
- }
+/* The focus has changed. Update the frames as necessary to reflect
+ the new situation. Note that we can't change the selected frame
+ here, because the Lisp code we are interrupting might become confused.
+ Each event gets marked with the frame in which it occurred, so the
+ Lisp code can tell when the switch took place by examining the events. */
+
+static void
+x_new_focus_frame (dpyinfo, frame)
+ struct w32_display_info *dpyinfo;
+ struct frame *frame;
+{
+ struct frame *old_focus = dpyinfo->w32_focus_frame;
- while (glyph < end
- && !INTEGERP (glyph->object)
- && !EQ (stop, glyph->object)
- && (!BUFFERP (glyph->object)
- || glyph->charpos < charpos))
+ if (frame != dpyinfo->w32_focus_frame)
{
- *x += glyph->pixel_width;
- ++glyph;
+ /* Set this before calling other routines, so that they see
+ the correct value of w32_focus_frame. */
+ dpyinfo->w32_focus_frame = frame;
+
+ if (old_focus && old_focus->auto_lower)
+ x_lower_frame (old_focus);
+
+ if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise)
+ pending_autoraise_frame = dpyinfo->w32_focus_frame;
+ else
+ pending_autoraise_frame = 0;
}
- *hpos = glyph - row->glyphs[TEXT_AREA];
- return past_end;
+ x_frame_rehighlight (dpyinfo);
}
-#else /* not 0 */
-static int
-fast_find_position (w, pos, hpos, vpos, x, y, stop)
- struct window *w;
- int pos;
- int *hpos, *vpos, *x, *y;
- Lisp_Object stop;
+/* Handle FocusIn and FocusOut state changes for FRAME.
+ If FRAME has focus and there exists more than one frame, puts
+ a FOCUS_IN_EVENT into *BUFP. */
+
+static void
+x_focus_changed (type, state, dpyinfo, frame, bufp)
+ int type;
+ int state;
+ struct w32_display_info *dpyinfo;
+ struct frame *frame;
+ struct input_event *bufp;
{
- int i;
- int lastcol;
- int maybe_next_line_p = 0;
- int line_start_position;
- int yb = window_text_bottom_y (w);
- struct glyph_row *row, *best_row;
- int row_vpos, best_row_vpos;
- int current_x;
-
- row = best_row = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
- row_vpos = best_row_vpos = MATRIX_ROW_VPOS (row, w->current_matrix);
-
- while (row->y < yb)
+ if (type == WM_SETFOCUS)
{
- if (row->used[TEXT_AREA])
- line_start_position = row->glyphs[TEXT_AREA]->charpos;
- else
- line_start_position = 0;
-
- if (line_start_position > pos)
- break;
- /* If the position sought is the end of the buffer,
- don't include the blank lines at the bottom of the window. */
- else if (line_start_position == pos
- && pos == BUF_ZV (XBUFFER (w->buffer)))
- {
- maybe_next_line_p = 1;
- break;
- }
- else if (line_start_position > 0)
+ if (dpyinfo->w32_focus_event_frame != frame)
{
- best_row = row;
- best_row_vpos = row_vpos;
+ x_new_focus_frame (dpyinfo, frame);
+ dpyinfo->w32_focus_event_frame = frame;
+
+ /* Don't stop displaying the initial startup message
+ for a switch-frame event we don't need. */
+ if (GC_NILP (Vterminal_frame)
+ && GC_CONSP (Vframe_list)
+ && !GC_NILP (XCDR (Vframe_list)))
+ {
+ bufp->kind = FOCUS_IN_EVENT;
+ XSETFRAME (bufp->frame_or_window, frame);
+ }
}
- if (row->y + row->height >= yb)
- break;
+ frame->output_data.x->focus_state |= state;
- ++row;
- ++row_vpos;
+ /* TODO: IME focus? */
}
-
- /* Find the right column within BEST_ROW. */
- lastcol = 0;
- current_x = best_row->x;
- for (i = 0; i < best_row->used[TEXT_AREA]; i++)
+ else if (type == WM_KILLFOCUS)
{
- struct glyph *glyph = best_row->glyphs[TEXT_AREA] + i;
- int charpos = glyph->charpos;
+ frame->output_data.x->focus_state &= ~state;
- if (BUFFERP (glyph->object))
- {
- if (charpos == pos)
- {
- *hpos = i;
- *vpos = best_row_vpos;
- *x = current_x;
- *y = best_row->y;
- return 1;
- }
- else if (charpos > pos)
- break;
- }
- else if (EQ (glyph->object, stop))
- break;
+ if (dpyinfo->w32_focus_event_frame == frame)
+ {
+ dpyinfo->w32_focus_event_frame = 0;
+ x_new_focus_frame (dpyinfo, 0);
+ }
- if (charpos > 0)
- lastcol = i;
- current_x += glyph->pixel_width;
+ /* TODO: IME focus? */
}
+}
- /* If we're looking for the end of the buffer,
- and we didn't find it in the line we scanned,
- use the start of the following line. */
- if (maybe_next_line_p)
- {
- ++best_row;
- ++best_row_vpos;
- lastcol = 0;
- current_x = best_row->x;
- }
- *vpos = best_row_vpos;
- *hpos = lastcol + 1;
- *x = current_x;
- *y = best_row->y;
- return 0;
-}
+/* The focus may have changed. Figure out if it is a real focus change,
+ by checking both FocusIn/Out and Enter/LeaveNotify events.
-#endif /* not 0 */
+ Returns FOCUS_IN_EVENT event in *BUFP. */
+static void
+w32_detect_focus_change (dpyinfo, event, bufp)
+ struct w32_display_info *dpyinfo;
+ W32Msg *event;
+ struct input_event *bufp;
+{
+ struct frame *frame;
-/* Find the position of the glyph for position POS in OBJECT in
- window W's current matrix, and return in *X/*Y the pixel
- coordinates, and return in *HPOS/*VPOS the column/row of the glyph.
+ frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd);
+ if (! frame)
+ return;
- RIGHT_P non-zero means return the position of the right edge of the
- glyph, RIGHT_P zero means return the left edge position.
+ /* On w32, this is only called from focus events, so no switch needed. */
+ x_focus_changed (event->msg.message,
+ (event->msg.message == WM_KILLFOCUS ?
+ FOCUS_IMPLICIT : FOCUS_EXPLICIT),
+ dpyinfo, frame, bufp);
+}
- If no glyph for POS exists in the matrix, return the position of
- the glyph with the next smaller position that is in the matrix, if
- RIGHT_P is zero. If RIGHT_P is non-zero, and no glyph for POS
- exists in the matrix, return the position of the glyph with the
- next larger position in OBJECT.
- Value is non-zero if a glyph was found. */
+/* Handle an event saying the mouse has moved out of an Emacs frame. */
-static int
-fast_find_string_pos (w, pos, object, hpos, vpos, x, y, right_p)
- struct window *w;
- int pos;
- Lisp_Object object;
- int *hpos, *vpos, *x, *y;
- int right_p;
-{
- int yb = window_text_bottom_y (w);
- struct glyph_row *r;
- struct glyph *best_glyph = NULL;
- struct glyph_row *best_row = NULL;
- int best_x = 0;
-
- for (r = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
- r->enabled_p && r->y < yb;
- ++r)
- {
- struct glyph *g = r->glyphs[TEXT_AREA];
- struct glyph *e = g + r->used[TEXT_AREA];
- int gx;
+void
+x_mouse_leave (dpyinfo)
+ struct w32_display_info *dpyinfo;
+{
+ x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame);
+}
- for (gx = r->x; g < e; gx += g->pixel_width, ++g)
- if (EQ (g->object, object))
- {
- if (g->charpos == pos)
- {
- best_glyph = g;
- best_x = gx;
- best_row = r;
- goto found;
- }
- else if (best_glyph == NULL
- || ((abs (g->charpos - pos)
- < abs (best_glyph->charpos - pos))
- && (right_p
- ? g->charpos < pos
- : g->charpos > pos)))
- {
- best_glyph = g;
- best_x = gx;
- best_row = r;
- }
- }
- }
+/* The focus has changed, or we have redirected a frame's focus to
+ another frame (this happens when a frame uses a surrogate
+ mini-buffer frame). Shift the highlight as appropriate.
- found:
+ The FRAME argument doesn't necessarily have anything to do with which
+ frame is being highlighted or un-highlighted; we only use it to find
+ the appropriate X display info. */
- if (best_glyph)
- {
- *x = best_x;
- *hpos = best_glyph - best_row->glyphs[TEXT_AREA];
+static void
+w32_frame_rehighlight (frame)
+ struct frame *frame;
+{
+ if (! FRAME_W32_P (frame))
+ return;
+ x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame));
+}
+
+static void
+x_frame_rehighlight (dpyinfo)
+ struct w32_display_info *dpyinfo;
+{
+ struct frame *old_highlight = dpyinfo->x_highlight_frame;
- if (right_p)
+ if (dpyinfo->w32_focus_frame)
+ {
+ dpyinfo->x_highlight_frame
+ = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)))
+ ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))
+ : dpyinfo->w32_focus_frame);
+ if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame))
{
- *x += best_glyph->pixel_width;
- ++*hpos;
+ FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil;
+ dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame;
}
+ }
+ else
+ dpyinfo->x_highlight_frame = 0;
- *y = best_row->y;
- *vpos = best_row - w->current_matrix->rows;
+ if (dpyinfo->x_highlight_frame != old_highlight)
+ {
+ if (old_highlight)
+ frame_unhighlight (old_highlight);
+ if (dpyinfo->x_highlight_frame)
+ frame_highlight (dpyinfo->x_highlight_frame);
}
+}
+\f
+/* Keyboard processing - modifier keys, etc. */
+
+/* Convert a keysym to its name. */
- return best_glyph != NULL;
+char *
+x_get_keysym_name (keysym)
+ int keysym;
+{
+ /* Make static so we can always return it */
+ static char value[100];
+
+ BLOCK_INPUT;
+ GetKeyNameText (keysym, value, 100);
+ UNBLOCK_INPUT;
+
+ return value;
}
-/* Display the active region described by mouse_face_*
- in its mouse-face if HL > 0, in its normal face if HL = 0. */
+\f
+/* Mouse clicks and mouse movement. Rah. */
-static void
-show_mouse_face (dpyinfo, draw)
- struct w32_display_info *dpyinfo;
- enum draw_glyphs_face draw;
+/* Parse a button MESSAGE. The button index is returned in PBUTTON, and
+ the state in PUP. XBUTTON provides extra information for extended mouse
+ button messages. Returns FALSE if unable to parse the message. */
+BOOL
+parse_button (message, xbutton, pbutton, pup)
+ int message;
+ int xbutton;
+ int * pbutton;
+ int * pup;
{
- struct window *w = XWINDOW (dpyinfo->mouse_face_window);
- struct frame *f = XFRAME (WINDOW_FRAME (w));
+ int button = 0;
+ int up = 0;
- if (/* If window is in the process of being destroyed, don't bother
- to do anything. */
- w->current_matrix != NULL
- /* Don't update mouse highlight if hidden */
- && (draw != DRAW_MOUSE_FACE || !dpyinfo->mouse_face_hidden)
- /* Recognize when we are called to operate on rows that don't exist
- anymore. This can happen when a window is split. */
- && dpyinfo->mouse_face_end_row < w->current_matrix->nrows)
+ switch (message)
{
- int phys_cursor_on_p = w->phys_cursor_on_p;
- struct glyph_row *row, *first, *last;
+ case WM_LBUTTONDOWN:
+ button = 0;
+ up = 0;
+ break;
+ case WM_LBUTTONUP:
+ button = 0;
+ up = 1;
+ break;
+ case WM_MBUTTONDOWN:
+ if (NILP (Vw32_swap_mouse_buttons))
+ button = 1;
+ else
+ button = 2;
+ up = 0;
+ break;
+ case WM_MBUTTONUP:
+ if (NILP (Vw32_swap_mouse_buttons))
+ button = 1;
+ else
+ button = 2;
+ up = 1;
+ break;
+ case WM_RBUTTONDOWN:
+ if (NILP (Vw32_swap_mouse_buttons))
+ button = 2;
+ else
+ button = 1;
+ up = 0;
+ break;
+ case WM_RBUTTONUP:
+ if (NILP (Vw32_swap_mouse_buttons))
+ button = 2;
+ else
+ button = 1;
+ up = 1;
+ break;
+ case WM_XBUTTONDOWN:
+ button = xbutton + 2;
+ up = 0;
+ break;
+ case WM_XBUTTONUP:
+ button = xbutton + 2;
+ up = 1;
+ break;
+ default:
+ return (FALSE);
+ }
- first = MATRIX_ROW (w->current_matrix, dpyinfo->mouse_face_beg_row);
- last = MATRIX_ROW (w->current_matrix, dpyinfo->mouse_face_end_row);
+ if (pup) *pup = up;
+ if (pbutton) *pbutton = button;
- for (row = first; row <= last && row->enabled_p; ++row)
- {
- int start_hpos, end_hpos, start_x;
+ return (TRUE);
+}
- /* For all but the first row, the highlight starts at column 0. */
- if (row == first)
- {
- start_hpos = dpyinfo->mouse_face_beg_col;
- start_x = dpyinfo->mouse_face_beg_x;
- }
- else
- {
- start_hpos = 0;
- start_x = 0;
- }
- if (row == last)
- end_hpos = dpyinfo->mouse_face_end_col;
- else
- end_hpos = row->used[TEXT_AREA];
+/* Prepare a mouse-event in *RESULT for placement in the input queue.
- if (end_hpos > start_hpos)
- {
- x_draw_glyphs (w, start_x, row, TEXT_AREA,
- start_hpos, end_hpos, draw, 0);
+ If the event is a button press, then note that we have grabbed
+ the mouse. */
- row->mouse_face_p
- = draw == DRAW_MOUSE_FACE || draw == DRAW_IMAGE_RAISED;
- }
- }
+static Lisp_Object
+construct_mouse_click (result, msg, f)
+ struct input_event *result;
+ W32Msg *msg;
+ struct frame *f;
+{
+ int button;
+ int up;
- /* When we've written over the cursor, arrange for it to
- be displayed again. */
- if (phys_cursor_on_p && !w->phys_cursor_on_p)
- x_display_cursor (w, 1,
- w->phys_cursor.hpos, w->phys_cursor.vpos,
- w->phys_cursor.x, w->phys_cursor.y);
- }
+ parse_button (msg->msg.message, HIWORD (msg->msg.wParam),
+ &button, &up);
- /* Change the mouse cursor. */
- if (draw == DRAW_NORMAL_TEXT)
- w32_define_cursor (FRAME_W32_WINDOW (f),
- f->output_data.w32->text_cursor);
- else if (draw == DRAW_MOUSE_FACE)
- w32_define_cursor (FRAME_W32_WINDOW (f),
- f->output_data.w32->hand_cursor);
- else
- w32_define_cursor (FRAME_W32_WINDOW (f),
- f->output_data.w32->nontext_cursor);
+ /* Make the event type NO_EVENT; we'll change that when we decide
+ otherwise. */
+ result->kind = MOUSE_CLICK_EVENT;
+ result->code = button;
+ result->timestamp = msg->msg.time;
+ result->modifiers = (msg->dwModifiers
+ | (up
+ ? up_modifier
+ : down_modifier));
+ XSETINT (result->x, LOWORD (msg->msg.lParam));
+ XSETINT (result->y, HIWORD (msg->msg.lParam));
+ XSETFRAME (result->frame_or_window, f);
+ result->arg = Qnil;
+ return Qnil;
}
-/* Clear out the mouse-highlighted active region.
- Redraw it un-highlighted first. */
-
-static int
-clear_mouse_face (dpyinfo)
- struct w32_display_info *dpyinfo;
+static Lisp_Object
+construct_mouse_wheel (result, msg, f)
+ struct input_event *result;
+ W32Msg *msg;
+ struct frame *f;
{
- int cleared = 0;
+ POINT p;
+ int delta;
- if (! NILP (dpyinfo->mouse_face_window))
- {
- show_mouse_face (dpyinfo, DRAW_NORMAL_TEXT);
- cleared = 1;
- }
+ result->kind = WHEEL_EVENT;
+ result->code = 0;
+ result->timestamp = msg->msg.time;
- dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1;
- dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1;
- dpyinfo->mouse_face_window = Qnil;
- dpyinfo->mouse_face_overlay = Qnil;
- return cleared;
-}
+ /* A WHEEL_DELTA positive value indicates that the wheel was rotated
+ forward, away from the user (up); a negative value indicates that
+ the wheel was rotated backward, toward the user (down). */
+ delta = GET_WHEEL_DELTA_WPARAM (msg->msg.wParam);
+ /* The up and down modifiers indicate if the wheel was rotated up or
+ down based on WHEEL_DELTA value. */
+ result->modifiers = (msg->dwModifiers
+ | ((delta < 0 ) ? down_modifier : up_modifier));
-/* Clear any mouse-face on window W. This function is part of the
- redisplay interface, and is called from try_window_id and similar
- functions to ensure the mouse-highlight is off. */
+ /* With multiple monitors, we can legitimately get negative
+ coordinates, so cast to short to interpret them correctly. */
+ p.x = (short) LOWORD (msg->msg.lParam);
+ p.y = (short) HIWORD (msg->msg.lParam);
+ ScreenToClient (msg->msg.hwnd, &p);
+ XSETINT (result->x, p.x);
+ XSETINT (result->y, p.y);
+ XSETFRAME (result->frame_or_window, f);
+ result->arg = Qnil;
+ return Qnil;
+}
-static void
-x_clear_mouse_face (w)
- struct window *w;
+static Lisp_Object
+construct_drag_n_drop (result, msg, f)
+ struct input_event *result;
+ W32Msg *msg;
+ struct frame *f;
{
- struct w32_display_info *dpyinfo
- = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame));
- Lisp_Object window;
+ Lisp_Object files;
+ Lisp_Object frame;
+ HDROP hdrop;
+ POINT p;
+ WORD num_files;
+ char *name;
+ int i, len;
- BLOCK_INPUT;
- XSETWINDOW (window, w);
- if (EQ (window, dpyinfo->mouse_face_window))
- clear_mouse_face (dpyinfo);
- UNBLOCK_INPUT;
-}
+ result->kind = DRAG_N_DROP_EVENT;
+ result->code = 0;
+ result->timestamp = msg->msg.time;
+ result->modifiers = msg->dwModifiers;
+
+ hdrop = (HDROP) msg->msg.wParam;
+ DragQueryPoint (hdrop, &p);
+#if 0
+ p.x = LOWORD (msg->msg.lParam);
+ p.y = HIWORD (msg->msg.lParam);
+ ScreenToClient (msg->msg.hwnd, &p);
+#endif
-/* Just discard the mouse face information for frame F, if any.
- This is used when the size of F is changed. */
+ XSETINT (result->x, p.x);
+ XSETINT (result->y, p.y);
-void
-cancel_mouse_face (f)
- FRAME_PTR f;
-{
- Lisp_Object window;
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
+ num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0);
+ files = Qnil;
- window = dpyinfo->mouse_face_window;
- if (! NILP (window) && XFRAME (XWINDOW (window)->frame) == f)
+ for (i = 0; i < num_files; i++)
{
- dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1;
- dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1;
- dpyinfo->mouse_face_window = Qnil;
+ len = DragQueryFile (hdrop, i, NULL, 0);
+ if (len <= 0)
+ continue;
+ name = alloca (len + 1);
+ DragQueryFile (hdrop, i, name, len + 1);
+ files = Fcons (DECODE_FILE (build_string (name)), files);
}
+
+ DragFinish (hdrop);
+
+ XSETFRAME (frame, f);
+ result->frame_or_window = frame;
+ result->arg = files;
+ return Qnil;
}
+
\f
-static struct scroll_bar *x_window_to_scroll_bar ();
-static void x_scroll_bar_report_motion ();
-static void x_check_fullscreen P_ ((struct frame *));
-static void x_check_fullscreen_move P_ ((struct frame *));
-static int glyph_rect P_ ((struct frame *f, int, int, RECT *));
+/* Function to report a mouse movement to the mainstream Emacs code.
+ The input handler calls this.
+ We have received a mouse movement event, which is given in *event.
+ If the mouse is over a different glyph than it was last time, tell
+ the mainstream emacs code by setting mouse_moved. If not, ask for
+ another motion event, so we can check again the next time it moves. */
-/* Try to determine frame pixel position and size of the glyph under
- frame pixel coordinates X/Y on frame F . Return the position and
- size in *RECT. Value is non-zero if we could compute these
- values. */
+static MSG last_mouse_motion_event;
+static Lisp_Object last_mouse_motion_frame;
static int
-glyph_rect (f, x, y, rect)
- struct frame *f;
- int x, y;
- RECT *rect;
+note_mouse_movement (frame, msg)
+ FRAME_PTR frame;
+ MSG *msg;
{
- Lisp_Object window;
- int part;
-
- window = window_from_coordinates (f, x, y, &part, 0);
- if (!NILP (window))
- {
- struct window *w = XWINDOW (window);
- struct glyph_row *r = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
- struct glyph_row *end = r + w->current_matrix->nrows - 1;
-
- frame_to_window_pixel_xy (w, &x, &y);
-
- for (; r < end && r->enabled_p; ++r)
- if (r->y <= y && r->y + r->height > y)
- {
- /* Found the row at y. */
- struct glyph *g = r->glyphs[TEXT_AREA];
- struct glyph *end = g + r->used[TEXT_AREA];
- int gx;
-
- rect->top = WINDOW_TO_FRAME_PIXEL_Y (w, r->y);
- rect->bottom = rect->top + r->height;
+ int mouse_x = LOWORD (msg->lParam);
+ int mouse_y = HIWORD (msg->lParam);
- if (x < r->x)
- {
- /* x is to the left of the first glyph in the row. */
- rect->left = XINT (w->left);
- rect->right = WINDOW_TO_FRAME_PIXEL_X (w, r->x);
- return 1;
- }
+ last_mouse_movement_time = msg->time;
+ memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event));
+ XSETFRAME (last_mouse_motion_frame, frame);
- for (gx = r->x; g < end; gx += g->pixel_width, ++g)
- if (gx <= x && gx + g->pixel_width > x)
- {
- /* x is on a glyph. */
- rect->left = WINDOW_TO_FRAME_PIXEL_X (w, gx);
- rect->right = rect->left + g->pixel_width;
- return 1;
- }
+ if (msg->hwnd != FRAME_W32_WINDOW (frame))
+ {
+ frame->mouse_moved = 1;
+ last_mouse_scroll_bar = Qnil;
+ note_mouse_highlight (frame, -1, -1);
+ last_mouse_glyph_frame = 0;
+ return 1;
+ }
- /* x is to the right of the last glyph in the row. */
- rect->left = WINDOW_TO_FRAME_PIXEL_X (w, gx);
- rect->right = XINT (w->left) + XINT (w->width);
- return 1;
- }
+ /* Has the mouse moved off the glyph it was on at the last sighting? */
+ if (frame != last_mouse_glyph_frame
+ || mouse_x < last_mouse_glyph.left
+ || mouse_x >= last_mouse_glyph.right
+ || mouse_y < last_mouse_glyph.top
+ || mouse_y >= last_mouse_glyph.bottom)
+ {
+ frame->mouse_moved = 1;
+ last_mouse_scroll_bar = Qnil;
+ note_mouse_highlight (frame, mouse_x, mouse_y);
+ /* Remember the mouse position here, as w32_mouse_position only
+ gets called when mouse tracking is enabled but we also need
+ to keep track of the mouse for help_echo and highlighting at
+ other times. */
+ remember_mouse_glyph (frame, mouse_x, mouse_y, &last_mouse_glyph);
+ last_mouse_glyph_frame = frame;
+ return 1;
}
- /* The y is not on any row. */
return 0;
}
-/* Record the position of the mouse in last_mouse_glyph. */
+\f
+/************************************************************************
+ Mouse Face
+ ************************************************************************/
+
+static struct scroll_bar *x_window_to_scroll_bar ();
+static void x_scroll_bar_report_motion ();
+static void x_check_fullscreen P_ ((struct frame *));
+
static void
-remember_mouse_glyph (f1, gx, gy)
- struct frame * f1;
- int gx, gy;
+redo_mouse_highlight ()
{
- if (!glyph_rect (f1, gx, gy, &last_mouse_glyph))
- {
- int width = FRAME_SMALLEST_CHAR_WIDTH (f1);
- int height = FRAME_SMALLEST_FONT_HEIGHT (f1);
-
- /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to
- round down even for negative values. */
- if (gx < 0)
- gx -= width - 1;
- if (gy < 0)
- gy -= height - 1;
-#if 0
- /* This was the original code from XTmouse_position, but it seems
- to give the position of the glyph diagonally next to the one
- the mouse is over. */
- gx = (gx + width - 1) / width * width;
- gy = (gy + height - 1) / height * height;
-#else
- gx = gx / width * width;
- gy = gy / height * height;
-#endif
-
- last_mouse_glyph.left = gx;
- last_mouse_glyph.top = gy;
- last_mouse_glyph.right = gx + width;
- last_mouse_glyph.bottom = gy + height;
- }
+ if (!NILP (last_mouse_motion_frame)
+ && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame)))
+ note_mouse_highlight (XFRAME (last_mouse_motion_frame),
+ LOWORD (last_mouse_motion_event.lParam),
+ HIWORD (last_mouse_motion_event.lParam));
}
+void
+w32_define_cursor (window, cursor)
+ Window window;
+ Cursor cursor;
+{
+ PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0);
+}
/* Return the current position of the mouse.
*fp should be a frame which indicates which display to ask about.
on it, i.e. into the same rectangles that matrices on
the frame are divided into. */
-#if OLD_REDISPLAY_CODE
- int ignore1, ignore2;
-
ScreenToClient (FRAME_W32_WINDOW (f1), &pt);
-
- pixel_to_glyph_coords (f1, pt.x, pt.y, &ignore1, &ignore2,
- &last_mouse_glyph,
- FRAME_W32_DISPLAY_INFO (f1)->grabbed
- || insist);
-#else
- ScreenToClient (FRAME_W32_WINDOW (f1), &pt);
- remember_mouse_glyph (f1, pt.x, pt.y);
-#endif
+ remember_mouse_glyph (f1, pt.x, pt.y, &last_mouse_glyph);
+ last_mouse_glyph_frame = f1;
*bar_window = Qnil;
*part = 0;
}
\f
+/***********************************************************************
+ Tool-bars
+ ***********************************************************************/
+
+/* Handle mouse button event on the tool-bar of frame F, at
+ frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
+ or ButtonRelase. */
+
+static void
+w32_handle_tool_bar_click (f, button_event)
+ struct frame *f;
+ struct input_event *button_event;
+{
+ int x = XFASTINT (button_event->x);
+ int y = XFASTINT (button_event->y);
+
+ if (button_event->modifiers & down_modifier)
+ handle_tool_bar_click (f, x, y, 1, 0);
+ else
+ handle_tool_bar_click (f, x, y, 0,
+ button_event->modifiers & ~up_modifier);
+}
+
+
+\f
+/***********************************************************************
+ Scroll bars
+ ***********************************************************************/
+
/* Scroll bar support. */
/* Given a window ID, find the struct scroll_bar which manages it.
double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height));
int sb_page, sb_pos;
BOOL draggingp = !NILP (bar->dragging) ? TRUE : FALSE;
+ SCROLLINFO si;
if (whole)
{
BLOCK_INPUT;
- if (pfnSetScrollInfo)
- {
- SCROLLINFO si;
-
- si.cbSize = sizeof (si);
- /* Only update page size if currently dragging, to reduce
- flicker effects. */
- if (draggingp)
- si.fMask = SIF_PAGE;
- else
- si.fMask = SIF_PAGE | SIF_POS;
- si.nPage = sb_page;
- si.nPos = sb_pos;
-
- pfnSetScrollInfo (w, SB_CTL, &si, !draggingp);
- }
+ si.cbSize = sizeof (si);
+ /* Only update page size if currently dragging, to reduce
+ flicker effects. */
+ if (draggingp)
+ si.fMask = SIF_PAGE;
else
- SetScrollPos (w, SB_CTL, sb_pos, !draggingp);
+ si.fMask = SIF_PAGE | SIF_POS;
+ si.nPage = sb_page;
+ si.nPos = sb_pos;
+
+ SetScrollInfo (w, SB_CTL, &si, !draggingp);
UNBLOCK_INPUT;
}
/*#define ATTACH_THREADS*/
-BOOL
+static BOOL
my_show_window (FRAME_PTR f, HWND hwnd, int how)
{
#ifndef ATTACH_THREADS
#endif
}
-void
+static void
my_set_window_pos (HWND hwnd, HWND hwndAfter,
int x, int y, int cx, int cy, UINT flags)
{
#endif
}
-void
+static void
my_set_focus (f, hwnd)
struct frame * f;
HWND hwnd;
(WPARAM) hwnd, 0);
}
-void
+static void
my_set_foreground_window (hwnd)
HWND hwnd;
{
SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0);
}
-void
+
+static void
my_destroy_window (f, hwnd)
struct frame * f;
HWND hwnd;
{
struct frame *f = XFRAME (WINDOW_FRAME (w));
HWND hwnd;
+ SCROLLINFO si;
struct scroll_bar *bar
= XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil));
hwnd = my_create_scrollbar (f, bar);
- if (pfnSetScrollInfo)
- {
- SCROLLINFO si;
-
- si.cbSize = sizeof (si);
- si.fMask = SIF_ALL;
- si.nMin = 0;
- si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height)
- + VERTICAL_SCROLL_BAR_MIN_HANDLE;
- si.nPage = si.nMax;
- si.nPos = 0;
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_ALL;
+ si.nMin = 0;
+ si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height)
+ + VERTICAL_SCROLL_BAR_MIN_HANDLE;
+ si.nPage = si.nMax;
+ si.nPos = 0;
- pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE);
- }
- else
- {
- SetScrollRange (hwnd, SB_CTL, 0,
- VERTICAL_SCROLL_BAR_TOP_RANGE (f, height), FALSE);
- SetScrollPos (hwnd, SB_CTL, 0, FALSE);
- }
+ SetScrollInfo (hwnd, SB_CTL, &si, FALSE);
SET_SCROLL_BAR_W32_WINDOW (bar, hwnd);
struct frame *f = XFRAME (w->frame);
struct scroll_bar *bar;
int top, height, left, sb_left, width, sb_width;
- int window_x, window_y, window_width, window_height;
+ int window_y, window_height;
/* Get window dimensions. */
- window_box (w, -1, &window_x, &window_y, &window_width, &window_height);
+ window_box (w, -1, 0, &window_y, 0, &window_height);
top = window_y;
- width = FRAME_SCROLL_BAR_COLS (f) * CANON_X_UNIT (f);
+ width = WINDOW_CONFIG_SCROLL_BAR_COLS (w) * FRAME_COLUMN_WIDTH (f);
height = window_height;
/* Compute the left edge of the scroll bar area. */
- if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f))
- left = XINT (w->left) + XINT (w->width) - FRAME_SCROLL_BAR_COLS (f);
- else
- left = XFASTINT (w->left);
- left *= CANON_X_UNIT (f);
- left += FRAME_INTERNAL_BORDER_WIDTH (f);
+ left = WINDOW_SCROLL_BAR_AREA_X (w);
/* Compute the width of the scroll bar which might be less than
the width of the area reserved for the scroll bar. */
- if (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0)
- sb_width = FRAME_SCROLL_BAR_PIXEL_WIDTH (f);
+ if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w) > 0)
+ sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w);
else
sb_width = width;
/* Compute the left edge of the scroll bar. */
- if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f))
+ if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w))
sb_left = left + width - sb_width - (width - sb_width) / 2;
else
sb_left = left + (width - sb_width) / 2;
else
{
HDC hdc;
+ SCROLLINFO si;
+
BLOCK_INPUT;
if (width && height)
{
MoveWindow (hwnd, sb_left + VERTICAL_SCROLL_BAR_WIDTH_TRIM,
top, sb_width - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2,
max (height, 1), TRUE);
- if (pfnSetScrollInfo)
- {
- SCROLLINFO si;
- si.cbSize = sizeof (si);
- si.fMask = SIF_RANGE;
- si.nMin = 0;
- si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height)
- + VERTICAL_SCROLL_BAR_MIN_HANDLE;
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_RANGE;
+ si.nMin = 0;
+ si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height)
+ + VERTICAL_SCROLL_BAR_MIN_HANDLE;
+
+ SetScrollInfo (hwnd, SB_CTL, &si, FALSE);
- pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE);
- }
- else
- SetScrollRange (hwnd, SB_CTL, 0,
- VERTICAL_SCROLL_BAR_TOP_RANGE (f, height), FALSE);
my_show_window (f, hwnd, SW_NORMAL);
/* InvalidateRect (w, NULL, FALSE); */
int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height));
int y;
int dragging = !NILP (bar->dragging);
+ SCROLLINFO si;
- if (pfnGetScrollInfo)
- {
- SCROLLINFO si;
-
- si.cbSize = sizeof (si);
- si.fMask = SIF_POS;
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_POS;
- pfnGetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si);
- y = si.nPos;
- }
- else
- y = GetScrollPos ((HWND) msg->msg.lParam, SB_CTL);
+ GetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si);
+ y = si.nPos;
bar->dragging = Qnil;
emacs_event->part = scroll_bar_handle;
/* "Silently" update current position. */
- if (pfnSetScrollInfo)
- {
- SCROLLINFO si;
+ {
+ SCROLLINFO si;
- si.cbSize = sizeof (si);
- si.fMask = SIF_POS;
- si.nPos = y;
- /* Remember apparent position (we actually lag behind the real
- position, so don't set that directly. */
- last_scroll_bar_drag_pos = y;
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_POS;
+ si.nPos = y;
+ /* Remember apparent position (we actually lag behind the real
+ position, so don't set that directly. */
+ last_scroll_bar_drag_pos = y;
- pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE);
- }
- else
- SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, FALSE);
+ SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE);
+ }
break;
case SB_ENDSCROLL:
/* If this is the end of a drag sequence, then reset the scroll
nothing. */
if (dragging)
{
- if (pfnSetScrollInfo)
- {
- SCROLLINFO si;
- int start = XINT (bar->start);
- int end = XINT (bar->end);
-
- si.cbSize = sizeof (si);
- si.fMask = SIF_PAGE | SIF_POS;
- si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE;
- si.nPos = last_scroll_bar_drag_pos;
- pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE);
- }
- else
- SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, TRUE);
+ SCROLLINFO si;
+ int start = XINT (bar->start);
+ int end = XINT (bar->end);
+
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_PAGE | SIF_POS;
+ si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE;
+ si.nPos = last_scroll_bar_drag_pos;
+ SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE);
}
/* fall through */
default:
FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window)));
int pos;
int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height));
+ SCROLLINFO si;
BLOCK_INPUT;
*fp = f;
*bar_window = bar->window;
- if (pfnGetScrollInfo)
- {
- SCROLLINFO si;
-
- si.cbSize = sizeof (si);
- si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE;
+ si.cbSize = sizeof (si);
+ si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE;
- pfnGetScrollInfo (w, SB_CTL, &si);
- pos = si.nPos;
- top_range = si.nMax - si.nPage + 1;
- }
- else
- pos = GetScrollPos (w, SB_CTL);
+ GetScrollInfo (w, SB_CTL, &si);
+ pos = si.nPos;
+ top_range = si.nMax - si.nPage + 1;
switch (LOWORD (last_mouse_scroll_bar_pos))
{
This routine is called by the SIGIO handler.
We return as soon as there are no more events to be read.
- Events representing keys are stored in buffer BUFP,
- which can hold up to NUMCHARS characters.
We return the number of characters stored into the buffer,
thus pretending to be `read'.
*/
int
-w32_read_socket (sd, bufp, numchars, expected)
+w32_read_socket (sd, expected, hold_quit)
register int sd;
- /* register */ struct input_event *bufp;
- /* register */ int numchars;
int expected;
+ struct input_event *hold_quit;
{
int count = 0;
int check_visibility = 0;
/* So people can tell when we have read the available input. */
input_signal_count++;
- if (numchars <= 0)
- abort (); /* Don't think this happens. */
-
- /* TODO: tool-bars, ghostscript integration, mouse
- cursors. */
+ /* TODO: ghostscript integration. */
while (get_next_msg (&msg, FALSE))
{
+ struct input_event inev;
+ int do_help = 0;
+
+ EVENT_INIT (inev);
+ inev.kind = NO_EVENT;
+ inev.arg = Qnil;
+
switch (msg.msg.message)
{
case WM_PAINT:
visibility changes properly. */
if (f->iconified)
{
- bufp->kind = DEICONIFY_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp++;
- count++;
- numchars--;
+ inev.kind = DEICONIFY_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
}
else if (! NILP (Vframe_list)
&& ! NILP (XCDR (Vframe_list)))
if (f)
{
- if (numchars == 0)
- abort ();
-
- bufp->kind = LANGUAGE_CHANGE_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp->code = msg.msg.wParam;
- bufp->modifiers = msg.msg.lParam & 0xffff;
- bufp++;
- count++;
- numchars--;
+ inev.kind = LANGUAGE_CHANGE_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
+ inev.code = msg.msg.wParam;
+ inev.modifiers = msg.msg.lParam & 0xffff;
}
break;
if (f && !f->iconified)
{
- if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
+ if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight)
+ && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window))
{
- dpyinfo->mouse_face_hidden = 1;
clear_mouse_face (dpyinfo);
+ dpyinfo->mouse_face_hidden = 1;
}
if (temp_index == sizeof temp_buffer / sizeof (short))
temp_index = 0;
temp_buffer[temp_index++] = msg.msg.wParam;
- bufp->kind = NON_ASCII_KEYSTROKE_EVENT;
- bufp->code = msg.msg.wParam;
- bufp->modifiers = msg.dwModifiers;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp->timestamp = msg.msg.time;
- bufp++;
- numchars--;
- count++;
+ inev.kind = NON_ASCII_KEYSTROKE_EVENT;
+ inev.code = msg.msg.wParam;
+ inev.modifiers = msg.dwModifiers;
+ XSETFRAME (inev.frame_or_window, f);
+ inev.timestamp = msg.msg.time;
}
break;
if (f && !f->iconified)
{
- if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
+ if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight)
+ && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window))
{
- dpyinfo->mouse_face_hidden = 1;
clear_mouse_face (dpyinfo);
+ dpyinfo->mouse_face_hidden = 1;
}
if (temp_index == sizeof temp_buffer / sizeof (short))
temp_index = 0;
temp_buffer[temp_index++] = msg.msg.wParam;
- bufp->kind = ASCII_KEYSTROKE_EVENT;
- bufp->code = msg.msg.wParam;
- bufp->modifiers = msg.dwModifiers;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp->timestamp = msg.msg.time;
- bufp++;
- numchars--;
- count++;
+ inev.kind = ASCII_KEYSTROKE_EVENT;
+ inev.code = msg.msg.wParam;
+ inev.modifiers = msg.dwModifiers;
+ XSETFRAME (inev.frame_or_window, f);
+ inev.timestamp = msg.msg.time;
}
break;
last_mousemove_y = y;
}
- previous_help_echo = help_echo;
+ previous_help_echo_string = help_echo_string;
+ help_echo_string = Qnil;
if (dpyinfo->grabbed && last_mouse_frame
&& FRAME_LIVE_P (last_mouse_frame))
if (f)
{
/* Generate SELECT_WINDOW_EVENTs when needed. */
- if (mouse_autoselect_window)
+ if (!NILP (Vmouse_autoselect_window))
{
Lisp_Object window;
- int area;
int x = LOWORD (msg.msg.lParam);
int y = HIWORD (msg.msg.lParam);
- window = window_from_coordinates (f,
- x, y,
- &area, 0);
+ window = window_from_coordinates (f, x, y, 0, 0, 0, 0);
/* Window will be selected only when it is not
selected now and last mouse movement event was
iff it is active. */
if (WINDOWP(window)
&& !EQ (window, last_window)
- && !EQ (window, selected_window)
- && numchars > 0)
+ && !EQ (window, selected_window))
{
- bufp->kind = SELECT_WINDOW_EVENT;
- bufp->frame_or_window = window;
- bufp->arg = Qnil;
- ++bufp, ++count, --numchars;
+ inev.kind = SELECT_WINDOW_EVENT;
+ inev.frame_or_window = window;
}
last_window=window;
}
- note_mouse_movement (f, &msg.msg);
+ if (!note_mouse_movement (f, &msg.msg))
+ help_echo_string = previous_help_echo_string;
}
else
{
clear_mouse_face (dpyinfo);
}
- /* If the contents of the global variable help_echo
+ /* If the contents of the global variable help_echo_string
has changed, generate a HELP_EVENT. */
- if (help_echo != previous_help_echo ||
- (!NILP (help_echo) && !STRINGP (help_echo) && f->mouse_moved))
- {
- Lisp_Object frame;
- int n;
-
- if (help_echo == Qnil)
- {
- help_echo_object = help_echo_window = Qnil;
- help_echo_pos = -1;
- }
-
- if (f)
- XSETFRAME (frame, f);
- else
- frame = Qnil;
-
- any_help_event_p = 1;
- n = gen_help_event (bufp, numchars, help_echo, frame,
- help_echo_window, help_echo_object,
- help_echo_pos);
- bufp += n, count += n, numchars -= n;
- }
+#if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE.
+ But it was originally changed to this to fix a bug, so I have
+ not removed it completely in case the bug is still there. */
+ if (help_echo_string != previous_help_echo_string ||
+ (!NILP (help_echo_string) && !STRINGP (help_echo_string) && f->mouse_moved))
+#else /* This is what xterm.c does. */
+ if (!NILP (help_echo_string)
+ || !NILP (previous_help_echo_string))
+ do_help = 1;
+#endif
break;
case WM_LBUTTONDOWN:
{
/* If we decide we want to generate an event to be seen
by the rest of Emacs, we put it here. */
- struct input_event emacs_event;
int tool_bar_p = 0;
int button;
int up;
- emacs_event.kind = NO_EVENT;
-
if (dpyinfo->grabbed && last_mouse_frame
&& FRAME_LIVE_P (last_mouse_frame))
f = last_mouse_frame;
if (f)
{
- construct_mouse_click (&emacs_event, &msg, f);
+ construct_mouse_click (&inev, &msg, f);
/* Is this in the tool-bar? */
if (WINDOWP (f->tool_bar_window)
- && XFASTINT (XWINDOW (f->tool_bar_window)->height))
+ && WINDOW_TOTAL_LINES (XWINDOW (f->tool_bar_window)))
{
Lisp_Object window;
- int p, x, y;
+ int x = XFASTINT (inev.x);
+ int y = XFASTINT (inev.y);
- x = XFASTINT (emacs_event.x);
- y = XFASTINT (emacs_event.y);
-
- /* Set x and y. */
- window = window_from_coordinates (f, x, y, &p, 1);
+ window = window_from_coordinates (f, x, y, 0, 0, 0, 1);
if (EQ (window, f->tool_bar_window))
{
- w32_handle_tool_bar_click (f, &emacs_event);
+ w32_handle_tool_bar_click (f, &inev);
tool_bar_p = 1;
}
}
- if (!tool_bar_p)
- if (!dpyinfo->w32_focus_frame
- || f == dpyinfo->w32_focus_frame
- && (numchars >= 1))
- {
- construct_mouse_click (bufp, &msg, f);
- bufp++;
- count++;
- numchars--;
- }
+ if (tool_bar_p
+ || (dpyinfo->w32_focus_frame
+ && f != dpyinfo->w32_focus_frame))
+ inev.kind = NO_EVENT;
}
parse_button (msg.msg.message, HIWORD (msg.msg.wParam),
break;
}
- case WM_MOUSEWHEEL:
- if (dpyinfo->grabbed && last_mouse_frame
- && FRAME_LIVE_P (last_mouse_frame))
- f = last_mouse_frame;
- else
- f = x_window_to_frame (dpyinfo, msg.msg.hwnd);
+ case WM_MOUSEWHEEL:
+ {
+ if (dpyinfo->grabbed && last_mouse_frame
+ && FRAME_LIVE_P (last_mouse_frame))
+ f = last_mouse_frame;
+ else
+ f = x_window_to_frame (dpyinfo, msg.msg.hwnd);
- if (f)
- {
- if ((!dpyinfo->w32_focus_frame
- || f == dpyinfo->w32_focus_frame)
- && (numchars >= 1))
- {
- construct_mouse_wheel (bufp, &msg, f);
- bufp++;
- count++;
- numchars--;
- }
- }
+ if (f)
+ {
+
+ if (!dpyinfo->w32_focus_frame
+ || f == dpyinfo->w32_focus_frame)
+ {
+ /* Emit an Emacs wheel-up/down event. */
+ construct_mouse_wheel (&inev, &msg, f);
+ }
+ /* Ignore any mouse motion that happened before this
+ event; any subsequent mouse-movement Emacs events
+ should reflect only motion after the
+ ButtonPress. */
+ f->mouse_moved = 0;
+ }
+ last_mouse_frame = f;
+ last_tool_bar_item = -1;
+ }
break;
case WM_DROPFILES:
f = x_window_to_frame (dpyinfo, msg.msg.hwnd);
if (f)
- {
- construct_drag_n_drop (bufp, &msg, f);
- bufp++;
- count++;
- numchars--;
- }
+ construct_drag_n_drop (&inev, &msg, f);
break;
case WM_VSCROLL:
struct scroll_bar *bar =
x_window_to_scroll_bar ((HWND)msg.msg.lParam);
- if (bar && numchars >= 1)
- {
- if (w32_scroll_bar_handle_click (bar, &msg, bufp))
- {
- bufp++;
- count++;
- numchars--;
- }
- }
+ if (bar)
+ w32_scroll_bar_handle_click (bar, &msg, &inev);
break;
}
f = x_window_to_frame (dpyinfo, msg.msg.hwnd);
if (f)
{
- x_check_fullscreen_move(f);
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_WAIT)
- f->output_data.w32->want_fullscreen &=
- ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH);
+ if (f->want_fullscreen & FULLSCREEN_WAIT)
+ f->want_fullscreen &= ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH);
}
check_visibility = 1;
break;
int x, y;
x_real_positions (f, &x, &y);
- f->output_data.w32->left_pos = x;
- f->output_data.w32->top_pos = y;
+ f->left_pos = x;
+ f->top_pos = y;
}
check_visibility = 1;
f->async_visible = 0;
f->async_iconified = 1;
- bufp->kind = ICONIFY_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp++;
- count++;
- numchars--;
+ inev.kind = ICONIFY_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
break;
case SIZE_MAXIMIZED:
f->async_visible = 1;
f->async_iconified = 0;
- /* wait_reading_process_input will notice this and update
+ /* wait_reading_process_output will notice this and update
the frame's display structures. */
SET_FRAME_GARBAGED (f);
when the Window is iconified, with 3000,3000
as the co-ords. */
x_real_positions (f, &x, &y);
- f->output_data.w32->left_pos = x;
- f->output_data.w32->top_pos = y;
-
- bufp->kind = DEICONIFY_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp++;
- count++;
- numchars--;
+ f->left_pos = x;
+ f->top_pos = y;
+
+ inev.kind = DEICONIFY_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
}
else if (! NILP (Vframe_list)
&& ! NILP (XCDR (Vframe_list)))
height = rect.bottom - rect.top;
width = rect.right - rect.left;
- rows = PIXEL_TO_CHAR_HEIGHT (f, height);
- columns = PIXEL_TO_CHAR_WIDTH (f, width);
+ rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, height);
+ columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, width);
/* TODO: Clip size to the screen dimensions. */
not changed, the font size may have changed, so we need
to check the pixel dimensions as well. */
- if (columns != f->width
- || rows != f->height
- || width != f->output_data.w32->pixel_width
- || height != f->output_data.w32->pixel_height)
+ if (columns != FRAME_COLS (f)
+ || rows != FRAME_LINES (f)
+ || width != FRAME_PIXEL_WIDTH (f)
+ || height != FRAME_PIXEL_HEIGHT (f))
{
change_frame_size (f, rows, columns, 0, 1, 0);
SET_FRAME_GARBAGED (f);
cancel_mouse_face (f);
- f->output_data.w32->pixel_width = width;
- f->output_data.w32->pixel_height = height;
- f->output_data.w32->win_gravity = NorthWestGravity;
+ FRAME_PIXEL_WIDTH (f) = width;
+ FRAME_PIXEL_HEIGHT (f) = height;
+ f->win_gravity = NorthWestGravity;
}
}
Otherwise, the startup message is cleared when
the mouse leaves the frame. */
if (any_help_event_p)
- {
- Lisp_Object frame;
- int n;
-
- XSETFRAME (frame, f);
- help_echo = Qnil;
- n = gen_help_event (bufp, numchars,
- Qnil, frame, Qnil, Qnil, 0);
- bufp += n, count += n, numchars -= n;
- }
+ do_help = -1;
}
break;
case WM_SETFOCUS:
- /* TODO: Port this change:
- 2002-06-28 Jan D. <jan.h.d@swipnet.se>
- * xterm.h (struct x_output): Add focus_state.
- * xterm.c (x_focus_changed): New function.
- (x_detect_focus_change): New function.
- (XTread_socket): Call x_detect_focus_change for FocusIn/FocusOut
- EnterNotify and LeaveNotify to track X focus changes.
- */
- f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd);
-
- dpyinfo->w32_focus_event_frame = f;
-
- if (f)
- x_new_focus_frame (dpyinfo, f);
-
+ w32_detect_focus_change (dpyinfo, &msg, &inev);
dpyinfo->grabbed = 0;
check_visibility = 1;
break;
case WM_KILLFOCUS:
- /* TODO: some of this belongs in MOUSE_LEAVE */
f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd);
if (f)
Otherwise, the startup message is cleared when
the mouse leaves the frame. */
if (any_help_event_p)
- {
- Lisp_Object frame;
- int n;
-
- XSETFRAME (frame, f);
- help_echo = Qnil;
- n = gen_help_event (bufp, numchars,
- Qnil, frame, Qnil, Qnil, 0);
- bufp += n, count += n, numchars -=n;
- }
+ do_help = -1;
}
dpyinfo->grabbed = 0;
if (f)
{
- if (numchars == 0)
- abort ();
-
- bufp->kind = DELETE_WINDOW_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp++;
- count++;
- numchars--;
+ inev.kind = DELETE_WINDOW_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
}
break;
if (f)
{
- if (numchars == 0)
- abort ();
-
- bufp->kind = MENU_BAR_ACTIVATE_EVENT;
- XSETFRAME (bufp->frame_or_window, f);
- bufp->arg = Qnil;
- bufp++;
- count++;
- numchars--;
+ inev.kind = MENU_BAR_ACTIVATE_EVENT;
+ XSETFRAME (inev.frame_or_window, f);
}
break;
break;
default:
- /* Check for messages registered at runtime. */
+ /* Check for messages registered at runtime. */
if (msg.msg.message == msh_mousewheel)
{
- if (dpyinfo->grabbed && last_mouse_frame
- && FRAME_LIVE_P (last_mouse_frame))
- f = last_mouse_frame;
- else
- f = x_window_to_frame (dpyinfo, msg.msg.hwnd);
+ /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
+ msg.msg.message = WM_MOUSEWHEEL;
+ prepend_msg (&msg);
+ }
+ break;
+ }
+
+ if (inev.kind != NO_EVENT)
+ {
+ kbd_buffer_store_event_hold (&inev, hold_quit);
+ count++;
+ }
+
+ if (do_help
+ && !(hold_quit && hold_quit->kind != NO_EVENT))
+ {
+ Lisp_Object frame;
+
+ if (f)
+ XSETFRAME (frame, f);
+ else
+ frame = Qnil;
- if (f)
+ if (do_help > 0)
+ {
+ if (NILP (help_echo_string))
{
- if ((!dpyinfo->w32_focus_frame
- || f == dpyinfo->w32_focus_frame)
- && (numchars >= 1))
- {
- construct_mouse_wheel (bufp, &msg, f);
- bufp++;
- count++;
- numchars--;
- }
+ help_echo_object = help_echo_window = Qnil;
+ help_echo_pos = -1;
}
+
+ any_help_event_p = 1;
+ gen_help_event (help_echo_string, frame, help_echo_window,
+ help_echo_object, help_echo_pos);
}
- break;
+ else
+ {
+ help_echo_string = Qnil;
+ gen_help_event (Qnil, frame, Qnil, Qnil, 0);
+ }
+ count++;
}
}
Lisp_Object tail, frame;
FOR_EACH_FRAME (tail, frame)
- {
- FRAME_PTR f = XFRAME (frame);
- /* The tooltip has been drawn already. Avoid the
- SET_FRAME_GARBAGED below. */
- if (EQ (frame, tip_frame))
- continue;
-
- /* Check "visible" frames and mark each as obscured or not.
- Note that async_visible is nonzero for unobscured and
- obscured frames, but zero for hidden and iconified frames. */
- if (FRAME_W32_P (f) && f->async_visible)
- {
- RECT clipbox;
- HDC hdc;
-
- enter_crit ();
- /* Query clipping rectangle for the entire window area
- (GetWindowDC), not just the client portion (GetDC).
- Otherwise, the scrollbars and menubar aren't counted as
- part of the visible area of the frame, and we may think
- the frame is obscured when really a scrollbar is still
- visible and gets WM_PAINT messages above. */
- hdc = GetWindowDC (FRAME_W32_WINDOW (f));
- GetClipBox (hdc, &clipbox);
- ReleaseDC (FRAME_W32_WINDOW (f), hdc);
- leave_crit ();
-
- if (clipbox.right == clipbox.left
- || clipbox.bottom == clipbox.top)
- {
- /* Frame has become completely obscured so mark as
- such (we do this by setting async_visible to 2 so
- that FRAME_VISIBLE_P is still true, but redisplay
- will skip it). */
- f->async_visible = 2;
+ {
+ FRAME_PTR f = XFRAME (frame);
+ /* The tooltip has been drawn already. Avoid the
+ SET_FRAME_GARBAGED below. */
+ if (EQ (frame, tip_frame))
+ continue;
+
+ /* Check "visible" frames and mark each as obscured or not.
+ Note that async_visible is nonzero for unobscured and
+ obscured frames, but zero for hidden and iconified frames. */
+ if (FRAME_W32_P (f) && f->async_visible)
+ {
+ RECT clipbox;
+ HDC hdc;
+
+ enter_crit ();
+ /* Query clipping rectangle for the entire window area
+ (GetWindowDC), not just the client portion (GetDC).
+ Otherwise, the scrollbars and menubar aren't counted as
+ part of the visible area of the frame, and we may think
+ the frame is obscured when really a scrollbar is still
+ visible and gets WM_PAINT messages above. */
+ hdc = GetWindowDC (FRAME_W32_WINDOW (f));
+ GetClipBox (hdc, &clipbox);
+ ReleaseDC (FRAME_W32_WINDOW (f), hdc);
+ leave_crit ();
+
+ if (clipbox.right == clipbox.left
+ || clipbox.bottom == clipbox.top)
+ {
+ /* Frame has become completely obscured so mark as
+ such (we do this by setting async_visible to 2 so
+ that FRAME_VISIBLE_P is still true, but redisplay
+ will skip it). */
+ f->async_visible = 2;
- if (!FRAME_OBSCURED_P (f))
- {
- DebPrint (("frame %p (%s) obscured\n", f,
- SDATA (f->name)));
- }
- }
- else
- {
- /* Frame is not obscured, so mark it as such. */
- f->async_visible = 1;
+ if (!FRAME_OBSCURED_P (f))
+ {
+ DebPrint (("frame %p (%s) obscured\n", f,
+ SDATA (f->name)));
+ }
+ }
+ else
+ {
+ /* Frame is not obscured, so mark it as such. */
+ f->async_visible = 1;
- if (FRAME_OBSCURED_P (f))
- {
- SET_FRAME_GARBAGED (f);
- DebPrint (("obscured frame %p (%s) found to be visible\n", f,
- SDATA (f->name)));
+ if (FRAME_OBSCURED_P (f))
+ {
+ SET_FRAME_GARBAGED (f);
+ DebPrint (("obscured frame %p (%s) found to be visible\n", f,
+ SDATA (f->name)));
- /* Force a redisplay sooner or later. */
- record_asynch_buffer_change ();
- }
- }
- }
- }
+ /* Force a redisplay sooner or later. */
+ record_asynch_buffer_change ();
+ }
+ }
+ }
+ }
}
UNBLOCK_INPUT;
}
-
\f
/***********************************************************************
Text Cursor
***********************************************************************/
-/* Notice when the text cursor of window W has been completely
- overwritten by a drawing operation that outputs glyphs in AREA
- starting at X0 and ending at X1 in the line starting at Y0 and
- ending at Y1. X coordinates are area-relative. X1 < 0 means all
- the rest of the line after X0 has been written. Y coordinates
- are window-relative. */
-
-static void
-notice_overwritten_cursor (w, area, x0, x1, y0, y1)
- struct window *w;
- enum glyph_row_area area;
- int x0, x1, y0, y1;
-{
- if (area == TEXT_AREA && w->phys_cursor_on_p)
- {
- int cx0 = w->phys_cursor.x;
- int cx1 = cx0 + w->phys_cursor_width;
- int cy0 = w->phys_cursor.y;
- int cy1 = cy0 + w->phys_cursor_height;
-
- if (x0 <= cx0 && (x1 < 0 || x1 >= cx1))
- {
- /* The cursor image will be completely removed from the
- screen if the output area intersects the cursor area in
- y-direction. When we draw in [y0 y1[, and some part of
- the cursor is at y < y0, that part must have been drawn
- before. When scrolling, the cursor is erased before
- actually scrolling, so we don't come here. When not
- scrolling, the rows above the old cursor row must have
- changed, and in this case these rows must have written
- over the cursor image.
-
- Likewise if part of the cursor is below y1, with the
- exception of the cursor being in the first blank row at
- the buffer and window end because update_text_area
- doesn't draw that row. (Except when it does, but
- that's handled in update_text_area.) */
-
- if (((y0 >= cy0 && y0 < cy1) || (y1 > cy0 && y1 < cy1))
- && w->current_matrix->rows[w->phys_cursor.vpos].displays_text_p)
- w->phys_cursor_on_p = 0;
- }
- }
-}
-
-
/* Set clipping for output in glyph row ROW. W is the window in which
we operate. GC is the graphics context to set clipping in.
- WHOLE_LINE_P non-zero means include the areas used for truncation
- mark display and alike in the clipping rectangle.
ROW may be a text row or, e.g., a mode line. Text rows must be
clipped to the interior of the window dedicated to text display,
mode lines must be clipped to the whole window. */
static void
-w32_clip_to_row (w, row, hdc, whole_line_p)
+w32_clip_to_row (w, row, area, hdc)
struct window *w;
struct glyph_row *row;
+ int area;
HDC hdc;
- int whole_line_p;
{
struct frame *f = XFRAME (WINDOW_FRAME (w));
RECT clip_rect;
- int window_x, window_y, window_width, window_height;
+ int window_x, window_y, window_width;
- window_box (w, -1, &window_x, &window_y, &window_width, &window_height);
+ window_box (w, area, &window_x, &window_y, &window_width, 0);
- clip_rect.left = WINDOW_TO_FRAME_PIXEL_X (w, 0);
+ clip_rect.left = window_x;
clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
clip_rect.top = max (clip_rect.top, window_y);
clip_rect.right = clip_rect.left + window_width;
clip_rect.bottom = clip_rect.top + row->visible_height;
- /* If clipping to the whole line, including trunc marks, extend
- the rectangle to the left and increase its width. */
- if (whole_line_p)
- {
- clip_rect.left -= FRAME_X_LEFT_FRINGE_WIDTH (f);
- clip_rect.right += FRAME_X_FRINGE_WIDTH (f);
- }
-
w32_set_clip_rectangle (hdc, &clip_rect);
}
struct frame *f = XFRAME (WINDOW_FRAME (w));
HDC hdc;
RECT rect;
- int wd;
+ int left, top, h;
struct glyph *cursor_glyph;
HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel);
- /* Compute frame-relative coordinates from window-relative
- coordinates. */
- rect.left = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x);
- rect.top = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y)
- + row->ascent - w->phys_cursor_ascent);
- rect.bottom = rect.top + row->height;
-
/* Get the glyph the cursor is on. If we can't tell because
the current matrix is invalid or such, give up. */
cursor_glyph = get_phys_cursor_glyph (w);
if (cursor_glyph == NULL)
return;
- /* Compute the width of the rectangle to draw. If on a stretch
- glyph, and `x-stretch-block-cursor' is nil, don't draw a
- rectangle as wide as the glyph, but use a canonical character
- width instead. */
- wd = cursor_glyph->pixel_width;
- if (cursor_glyph->type == STRETCH_GLYPH
- && !x_stretch_cursor_p)
- wd = min (CANON_X_UNIT (f), wd);
- w->phys_cursor_width = wd;
+ /* Compute frame-relative coordinates for phys cursor. */
+ get_phys_cursor_geometry (w, row, cursor_glyph, &left, &top, &h);
+ rect.left = left;
+ rect.top = top;
+ rect.bottom = rect.top + h;
+ rect.right = rect.left + w->phys_cursor_width;
- rect.right = rect.left + wd;
hdc = get_frame_dc (f);
/* Set clipping, draw the rectangle, and reset clipping again. */
- w32_clip_to_row (w, row, hdc, 0);
+ w32_clip_to_row (w, row, TEXT_AREA, hdc);
FrameRect (hdc, &rect, hb);
DeleteObject (hb);
w32_set_clip_rectangle (hdc, NULL);
{
struct glyph_row *row;
row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos);
- x_draw_phys_cursor_glyph (w, row, DRAW_CURSOR);
+ draw_phys_cursor_glyph (w, row, DRAW_CURSOR);
}
else
{
hdc = get_frame_dc (f);
- w32_clip_to_row (w, row, hdc, 0);
+ w32_clip_to_row (w, row, TEXT_AREA, hdc);
if (kind == BAR_CURSOR)
{
}
-/* Clear the cursor of window W to background color, and mark the
- cursor as not shown. This is used when the text where the cursor
- is is about to be rewritten. */
+/* RIF: Define cursor CURSOR on frame F. */
static void
-x_clear_cursor (w)
- struct window *w;
+w32_define_frame_cursor (f, cursor)
+ struct frame *f;
+ Cursor cursor;
{
- if (FRAME_VISIBLE_P (XFRAME (w->frame)) && w->phys_cursor_on_p)
- x_update_window_cursor (w, 0);
+ w32_define_cursor (FRAME_W32_WINDOW (f), cursor);
}
-/* Draw the cursor glyph of window W in glyph row ROW. See the
- comment of x_draw_glyphs for the meaning of HL. */
+/* RIF: Clear area on frame F. */
static void
-x_draw_phys_cursor_glyph (w, row, hl)
- struct window *w;
- struct glyph_row *row;
- enum draw_glyphs_face hl;
+w32_clear_frame_area (f, x, y, width, height)
+ struct frame *f;
+ int x, y, width, height;
{
- /* If cursor hpos is out of bounds, don't draw garbage. This can
- happen in mini-buffer windows when switching between echo area
- glyphs and mini-buffer. */
- if (w->phys_cursor.hpos < row->used[TEXT_AREA])
- {
- int on_p = w->phys_cursor_on_p;
- int x1;
- x1 = x_draw_glyphs (w, w->phys_cursor.x, row, TEXT_AREA,
- w->phys_cursor.hpos, w->phys_cursor.hpos + 1,
- hl, 0);
- w->phys_cursor_on_p = on_p;
-
- if (hl == DRAW_CURSOR)
- w->phys_cursor_width = x1 - w->phys_cursor.x;
-
- /* When we erase the cursor, and ROW is overlapped by other
- rows, make sure that these overlapping parts of other rows
- are redrawn. */
- if (hl == DRAW_NORMAL_TEXT && row->overlapped_p)
- {
- if (row > w->current_matrix->rows
- && MATRIX_ROW_OVERLAPS_SUCC_P (row - 1))
- x_fix_overlapping_area (w, row - 1, TEXT_AREA);
+ HDC hdc;
- if (MATRIX_ROW_BOTTOM_Y (row) < window_text_bottom_y (w)
- && MATRIX_ROW_OVERLAPS_PRED_P (row + 1))
- x_fix_overlapping_area (w, row + 1, TEXT_AREA);
- }
- }
+ hdc = get_frame_dc (f);
+ w32_clear_area (f, hdc, x, y, width, height);
+ release_frame_dc (f, hdc);
}
-
-/* Erase the image of a cursor of window W from the screen. */
+/* RIF: Draw or clear cursor on window W. */
static void
-x_erase_phys_cursor (w)
- struct window *w;
-{
- struct frame *f = XFRAME (w->frame);
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- int hpos = w->phys_cursor.hpos;
- int vpos = w->phys_cursor.vpos;
- int mouse_face_here_p = 0;
- struct glyph_matrix *active_glyphs = w->current_matrix;
- struct glyph_row *cursor_row;
- struct glyph *cursor_glyph;
- enum draw_glyphs_face hl;
-
- /* No cursor displayed or row invalidated => nothing to do on the
- screen. */
- if (w->phys_cursor_type == NO_CURSOR)
- goto mark_cursor_off;
-
- /* VPOS >= active_glyphs->nrows means that window has been resized.
- Don't bother to erase the cursor. */
- if (vpos >= active_glyphs->nrows)
- goto mark_cursor_off;
-
- /* If row containing cursor is marked invalid, there is nothing we
- can do. */
- cursor_row = MATRIX_ROW (active_glyphs, vpos);
- if (!cursor_row->enabled_p)
- goto mark_cursor_off;
-
- /* If row is completely invisible, don't attempt to delete a cursor which
- isn't there. This may happen if cursor is at top of window, and
- we switch to a buffer with a header line in that window. */
- if (cursor_row->visible_height <= 0)
- goto mark_cursor_off;
-
- /* This can happen when the new row is shorter than the old one.
- In this case, either x_draw_glyphs or clear_end_of_line
- should have cleared the cursor. Note that we wouldn't be
- able to erase the cursor in this case because we don't have a
- cursor glyph at hand. */
- if (w->phys_cursor.hpos >= cursor_row->used[TEXT_AREA])
- goto mark_cursor_off;
-
- /* If the cursor is in the mouse face area, redisplay that when
- we clear the cursor. */
- if (! NILP (dpyinfo->mouse_face_window)
- && w == XWINDOW (dpyinfo->mouse_face_window)
- && (vpos > dpyinfo->mouse_face_beg_row
- || (vpos == dpyinfo->mouse_face_beg_row
- && hpos >= dpyinfo->mouse_face_beg_col))
- && (vpos < dpyinfo->mouse_face_end_row
- || (vpos == dpyinfo->mouse_face_end_row
- && hpos < dpyinfo->mouse_face_end_col))
- /* Don't redraw the cursor's spot in mouse face if it is at the
- end of a line (on a newline). The cursor appears there, but
- mouse highlighting does not. */
- && cursor_row->used[TEXT_AREA] > hpos)
- mouse_face_here_p = 1;
-
- /* Maybe clear the display under the cursor. */
- if (w->phys_cursor_type == HOLLOW_BOX_CURSOR)
- {
- int x;
- int header_line_height = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (w);
- HDC hdc;
-
- cursor_glyph = get_phys_cursor_glyph (w);
- if (cursor_glyph == NULL)
- goto mark_cursor_off;
-
- x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x);
-
- hdc = get_frame_dc (f);
- w32_clear_area (f, hdc, x,
- WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height,
- cursor_row->y)),
- cursor_glyph->pixel_width,
- cursor_row->visible_height);
- release_frame_dc (f, hdc);
- }
-
- /* Erase the cursor by redrawing the character underneath it. */
- if (mouse_face_here_p)
- hl = DRAW_MOUSE_FACE;
- else
- hl = DRAW_NORMAL_TEXT;
- x_draw_phys_cursor_glyph (w, cursor_row, hl);
-
- mark_cursor_off:
- w->phys_cursor_on_p = 0;
- w->phys_cursor_type = NO_CURSOR;
-}
-
-
-/* Non-zero if physical cursor of window W is within mouse face. */
-
-static int
-cursor_in_mouse_face_p (w)
- struct window *w;
-{
- struct w32_display_info *dpyinfo
- = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame));
- int in_mouse_face = 0;
-
- if (WINDOWP (dpyinfo->mouse_face_window)
- && XWINDOW (dpyinfo->mouse_face_window) == w)
- {
- int hpos = w->phys_cursor.hpos;
- int vpos = w->phys_cursor.vpos;
-
- if (vpos >= dpyinfo->mouse_face_beg_row
- && vpos <= dpyinfo->mouse_face_end_row
- && (vpos > dpyinfo->mouse_face_beg_row
- || hpos >= dpyinfo->mouse_face_beg_col)
- && (vpos < dpyinfo->mouse_face_end_row
- || hpos < dpyinfo->mouse_face_end_col
- || dpyinfo->mouse_face_past_end))
- in_mouse_face = 1;
- }
-
- return in_mouse_face;
-}
-
-
-/* Display or clear cursor of window W. If ON is zero, clear the
- cursor. If it is non-zero, display the cursor. If ON is nonzero,
- where to put the cursor is specified by HPOS, VPOS, X and Y. */
-
-void
-x_display_and_set_cursor (w, on, hpos, vpos, x, y)
+w32_draw_window_cursor (w, glyph_row, x, y, cursor_type, cursor_width, on_p, active_p)
struct window *w;
- int on, hpos, vpos, x, y;
+ struct glyph_row *glyph_row;
+ int x, y;
+ int cursor_type, cursor_width;
+ int on_p, active_p;
{
- struct frame *f = XFRAME (w->frame);
- int new_cursor_type;
- int new_cursor_width;
- int active_cursor;
- struct glyph_matrix *current_glyphs;
- struct glyph_row *glyph_row;
- struct glyph *glyph;
-
- /* This is pointless on invisible frames, and dangerous on garbaged
- windows and frames; in the latter case, the frame or window may
- be in the midst of changing its size, and x and y may be off the
- window. */
- if (! FRAME_VISIBLE_P (f)
- || FRAME_GARBAGED_P (f)
- || vpos >= w->current_matrix->nrows
- || hpos >= w->current_matrix->matrix_w)
- return;
-
- /* If cursor is off and we want it off, return quickly. */
- if (!on && !w->phys_cursor_on_p)
- return;
-
- current_glyphs = w->current_matrix;
- glyph_row = MATRIX_ROW (current_glyphs, vpos);
- glyph = glyph_row->glyphs[TEXT_AREA] + hpos;
-
- /* If cursor row is not enabled, we don't really know where to
- display the cursor. */
- if (!glyph_row->enabled_p)
- {
- w->phys_cursor_on_p = 0;
- return;
- }
-
- xassert (interrupt_input_blocked);
-
- /* Set new_cursor_type to the cursor we want to be displayed. */
- new_cursor_type = get_window_cursor_type (w, &new_cursor_width, &active_cursor);
-
- /* If cursor is currently being shown and we don't want it to be or
- it is in the wrong place, or the cursor type is not what we want,
- erase it. */
- if (w->phys_cursor_on_p
- && (!on
- || w->phys_cursor.x != x
- || w->phys_cursor.y != y
- || new_cursor_type != w->phys_cursor_type
- || ((new_cursor_type == BAR_CURSOR || new_cursor_type == HBAR_CURSOR)
- && new_cursor_width != w->phys_cursor_width)))
- x_erase_phys_cursor (w);
-
- /* Don't check phys_cursor_on_p here because that flag is only set
- to zero in some cases where we know that the cursor has been
- completely erased, to avoid the extra work of erasing the cursor
- twice. In other words, phys_cursor_on_p can be 1 and the cursor
- still not be visible, or it has only been partly erased. */
- if (on)
+ if (on_p)
{
- w->phys_cursor_ascent = glyph_row->ascent;
- w->phys_cursor_height = glyph_row->height;
-
- /* Set phys_cursor_.* before x_draw_.* is called because some
- of them may need the information. */
- w->phys_cursor.x = x;
- w->phys_cursor.y = glyph_row->y;
- w->phys_cursor.hpos = hpos;
- w->phys_cursor.vpos = vpos;
-
/* If the user wants to use the system caret, make sure our own
cursor remains invisible. */
if (w32_use_visible_system_caret)
{
+ /* Call to erase_phys_cursor here seems to use the
+ wrong values of w->phys_cursor, as they have been
+ overwritten before this function was called. */
if (w->phys_cursor_type != NO_CURSOR)
- x_erase_phys_cursor (w);
+ erase_phys_cursor (w);
- new_cursor_type = w->phys_cursor_type = NO_CURSOR;
+ cursor_type = w->phys_cursor_type = NO_CURSOR;
w->phys_cursor_width = -1;
}
else
{
- w->phys_cursor_type = new_cursor_type;
+ w->phys_cursor_type = cursor_type;
}
w->phys_cursor_on_p = 1;
/* If this is the active cursor, we need to track it with the
system caret, so third party software like screen magnifiers
and speech synthesizers can follow the cursor. */
- if (active_cursor)
+ if (active_p)
{
+ struct frame *f = XFRAME (WINDOW_FRAME (w));
HWND hwnd = FRAME_W32_WINDOW (f);
w32_system_caret_x
PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0);
}
- switch (new_cursor_type)
+ if (glyph_row->exact_window_width_line_p
+ && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
+ {
+ glyph_row->cursor_in_fringe_p = 1;
+ draw_fringe_bitmap (w, glyph_row, 0);
+ return;
+ }
+
+ switch (cursor_type)
{
case HOLLOW_BOX_CURSOR:
x_draw_hollow_cursor (w, glyph_row);
break;
case FILLED_BOX_CURSOR:
- x_draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
+ draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
break;
case BAR_CURSOR:
- x_draw_bar_cursor (w, glyph_row, new_cursor_width, BAR_CURSOR);
+ x_draw_bar_cursor (w, glyph_row, cursor_width, BAR_CURSOR);
break;
case HBAR_CURSOR:
- x_draw_bar_cursor (w, glyph_row, new_cursor_width, HBAR_CURSOR);
+ x_draw_bar_cursor (w, glyph_row, cursor_width, HBAR_CURSOR);
break;
case NO_CURSOR:
}
-/* Display the cursor on window W, or clear it. X and Y are window
- relative pixel coordinates. HPOS and VPOS are glyph matrix
- positions. If W is not the selected window, display a hollow
- cursor. ON non-zero means display the cursor at X, Y which
- correspond to HPOS, VPOS, otherwise it is cleared. */
-
-void
-x_display_cursor (w, on, hpos, vpos, x, y)
- struct window *w;
- int on, hpos, vpos, x, y;
-{
- BLOCK_INPUT;
- x_display_and_set_cursor (w, on, hpos, vpos, x, y);
- UNBLOCK_INPUT;
-}
-
-
-/* Display the cursor on window W, or clear it, according to ON_P.
- Don't change the cursor's position. */
-
-void
-x_update_cursor (f, on_p)
- struct frame *f;
- int on_p;
-{
- x_update_cursor_in_window_tree (XWINDOW (f->root_window), on_p);
-}
-
-
-/* Call x_update_window_cursor with parameter ON_P on all leaf windows
- in the window tree rooted at W. */
-
-static void
-x_update_cursor_in_window_tree (w, on_p)
- struct window *w;
- int on_p;
-{
- while (w)
- {
- if (!NILP (w->hchild))
- x_update_cursor_in_window_tree (XWINDOW (w->hchild), on_p);
- else if (!NILP (w->vchild))
- x_update_cursor_in_window_tree (XWINDOW (w->vchild), on_p);
- else
- x_update_window_cursor (w, on_p);
-
- w = NILP (w->next) ? 0 : XWINDOW (w->next);
- }
-}
-
-
-/* Switch the display of W's cursor on or off, according to the value
- of ON. */
-
-static void
-x_update_window_cursor (w, on)
- struct window *w;
- int on;
-{
- /* Don't update cursor in windows whose frame is in the process
- of being deleted. */
- if (w->current_matrix)
- {
- BLOCK_INPUT;
- x_display_and_set_cursor (w, on, w->phys_cursor.hpos,
- w->phys_cursor.vpos, w->phys_cursor.x,
- w->phys_cursor.y);
- UNBLOCK_INPUT;
- }
-}
-
-
-
\f
/* Icons. */
struct frame *f;
Lisp_Object icon;
{
- HANDLE hicon;
+ HANDLE main_icon;
+ HANDLE small_icon = NULL;
if (FRAME_W32_WINDOW (f) == 0)
return 1;
if (NILP (icon))
- hicon = LoadIcon (hinst, EMACS_CLASS);
+ main_icon = LoadIcon (hinst, EMACS_CLASS);
else if (STRINGP (icon))
- hicon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0,
- LR_DEFAULTSIZE | LR_LOADFROMFILE);
+ {
+ /* Load the main icon from the named file. */
+ main_icon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0,
+ LR_DEFAULTSIZE | LR_LOADFROMFILE);
+ /* Try to load a small icon to go with it. */
+ small_icon = LoadImage (NULL, (LPCSTR) SDATA (icon), IMAGE_ICON,
+ GetSystemMetrics (SM_CXSMICON),
+ GetSystemMetrics (SM_CYSMICON),
+ LR_LOADFROMFILE);
+ }
else if (SYMBOLP (icon))
{
LPCTSTR name;
else
return 1;
- hicon = LoadIcon (NULL, name);
+ main_icon = LoadIcon (NULL, name);
}
else
return 1;
- if (hicon == NULL)
+ if (main_icon == NULL)
return 1;
PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG,
- (LPARAM) hicon);
+ (LPARAM) main_icon);
+
+ /* If there is a small icon that goes with it, set that too. */
+ if (small_icon)
+ PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_SMALL,
+ (LPARAM) small_icon);
return 0;
}
x_catch_errors (dpy)
x_catch_errors_unwind (old_val)
x_check_errors (dpy, format)
+x_fully_uncatch_errors ()
+x_catching_errors ()
x_had_errors_p (dpy)
x_clear_errors (dpy)
x_uncatch_errors (dpy, count)
FRAME_BASELINE_OFFSET (f) = fontp->baseline_offset;
FRAME_FONTSET (f) = -1;
+ FRAME_COLUMN_WIDTH (f) = fontp->average_width;
+ FRAME_SPACE_WIDTH (f) = fontp->space_width;
+ FRAME_LINE_HEIGHT (f) = FONT_HEIGHT (FRAME_FONT (f));
+
+ compute_fringe_widths (f, 1);
+
/* Compute the scroll bar width in character columns. */
- if (f->scroll_bar_pixel_width > 0)
+ if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
{
- int wid = FONT_WIDTH (FRAME_FONT (f));
- f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid;
+ int wid = FRAME_COLUMN_WIDTH (f);
+ FRAME_CONFIG_SCROLL_BAR_COLS (f)
+ = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid-1) / wid;
}
else
{
- int wid = FONT_WIDTH (FRAME_FONT (f));
- f->scroll_bar_cols = (14 + wid - 1) / wid;
+ int wid = FRAME_COLUMN_WIDTH (f);
+ FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
}
/* Now make the frame display the given font. */
if (FRAME_W32_WINDOW (f) != 0)
{
- frame_update_line_height (f);
if (NILP (tip_frame) || XFRAME (tip_frame) != f)
- x_set_window_size (f, 0, f->width, f->height);
+ x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
}
- else
- /* If we are setting a new frame's font for the first time,
- there are no faces yet, so this font's height is the line height. */
- f->output_data.w32->line_height = FONT_HEIGHT (FRAME_FONT (f));
return build_string (fontp->full_name);
}
return build_string (fontsetname);
}
-/* Compute actual fringe widths */
-
-void
-x_compute_fringe_widths (f, redraw)
- struct frame *f;
- int redraw;
-{
- int o_left = f->output_data.w32->left_fringe_width;
- int o_right = f->output_data.w32->right_fringe_width;
- int o_cols = f->output_data.w32->fringe_cols;
-
- Lisp_Object left_fringe = Fassq (Qleft_fringe, f->param_alist);
- Lisp_Object right_fringe = Fassq (Qright_fringe, f->param_alist);
- int left_fringe_width, right_fringe_width;
-
- if (!NILP (left_fringe))
- left_fringe = Fcdr (left_fringe);
- if (!NILP (right_fringe))
- right_fringe = Fcdr (right_fringe);
-
- left_fringe_width = ((NILP (left_fringe) || !INTEGERP (left_fringe)) ? 8 :
- XINT (left_fringe));
- right_fringe_width = ((NILP (right_fringe) || !INTEGERP (right_fringe)) ? 8 :
- XINT (right_fringe));
-
- if (left_fringe_width || right_fringe_width)
- {
- int left_wid = left_fringe_width >= 0 ? left_fringe_width : -left_fringe_width;
- int right_wid = right_fringe_width >= 0 ? right_fringe_width : -right_fringe_width;
- int conf_wid = left_wid + right_wid;
- int font_wid = FONT_WIDTH (f->output_data.w32->font);
- int cols = (left_wid + right_wid + font_wid-1) / font_wid;
- int real_wid = cols * font_wid;
- if (left_wid && right_wid)
- {
- if (left_fringe_width < 0)
- {
- /* Left fringe width is fixed, adjust right fringe if necessary */
- f->output_data.w32->left_fringe_width = left_wid;
- f->output_data.w32->right_fringe_width = real_wid - left_wid;
- }
- else if (right_fringe_width < 0)
- {
- /* Right fringe width is fixed, adjust left fringe if necessary */
- f->output_data.w32->left_fringe_width = real_wid - right_wid;
- f->output_data.w32->right_fringe_width = right_wid;
- }
- else
- {
- /* Adjust both fringes with an equal amount.
- Note that we are doing integer arithmetic here, so don't
- lose a pixel if the total width is an odd number. */
- int fill = real_wid - conf_wid;
- f->output_data.w32->left_fringe_width = left_wid + fill/2;
- f->output_data.w32->right_fringe_width = right_wid + fill - fill/2;
- }
- }
- else if (left_fringe_width)
- {
- f->output_data.w32->left_fringe_width = real_wid;
- f->output_data.w32->right_fringe_width = 0;
- }
- else
- {
- f->output_data.w32->left_fringe_width = 0;
- f->output_data.w32->right_fringe_width = real_wid;
- }
- f->output_data.w32->fringe_cols = cols;
- f->output_data.w32->fringes_extra = real_wid;
- }
- else
- {
- f->output_data.w32->left_fringe_width = 0;
- f->output_data.w32->right_fringe_width = 0;
- f->output_data.w32->fringe_cols = 0;
- f->output_data.w32->fringes_extra = 0;
- }
-
- if (redraw && FRAME_VISIBLE_P (f))
- if (o_left != f->output_data.w32->left_fringe_width ||
- o_right != f->output_data.w32->right_fringe_width ||
- o_cols != f->output_data.w32->fringe_cols)
- redraw_frame (f);
-}
\f
/***********************************************************************
TODO: W32 Input Methods
x_calc_absolute_position (f)
struct frame *f;
{
- POINT pt;
- int flags = f->output_data.w32->size_hint_flags;
+ int flags = f->size_hint_flags;
- pt.x = pt.y = 0;
+ /* The sum of the widths of the frame's left and right borders, and
+ the sum of the heights of the frame's top and bottom borders (in
+ pixels) drawn by Windows. */
+ unsigned int left_right_borders_width, top_bottom_borders_height;
- /* Find the position of the outside upper-left corner of
- the inner window, with respect to the outer window.
- But do this only if we will need the results. */
- if (f->output_data.w32->parent_desc != FRAME_W32_DISPLAY_INFO (f)->root_window)
- {
- BLOCK_INPUT;
- MapWindowPoints (FRAME_W32_WINDOW (f),
- f->output_data.w32->parent_desc,
- &pt, 1);
- UNBLOCK_INPUT;
- }
+ /* Try to get the actual values of these two variables. We compute
+ the border width (height) by subtracting the width (height) of
+ the frame's client area from the width (height) of the frame's
+ entire window. */
+ WINDOWPLACEMENT wp = { 0 };
+ RECT client_rect = { 0 };
- {
- RECT rt;
- rt.left = rt.right = rt.top = rt.bottom = 0;
-
- BLOCK_INPUT;
- AdjustWindowRect(&rt, f->output_data.w32->dwStyle,
- FRAME_EXTERNAL_MENU_BAR (f));
- UNBLOCK_INPUT;
+ if (GetWindowPlacement (FRAME_W32_WINDOW (f), &wp)
+ && GetClientRect (FRAME_W32_WINDOW (f), &client_rect))
+ {
+ left_right_borders_width =
+ (wp.rcNormalPosition.right - wp.rcNormalPosition.left) -
+ (client_rect.right - client_rect.left);
- pt.x += (rt.right - rt.left);
- pt.y += (rt.bottom - rt.top);
- }
+ top_bottom_borders_height =
+ (wp.rcNormalPosition.bottom - wp.rcNormalPosition.top) -
+ (client_rect.bottom - client_rect.top);
+ }
+ else
+ {
+ /* Use sensible default values. */
+ left_right_borders_width = 8;
+ top_bottom_borders_height = 32;
+ }
- /* Treat negative positions as relative to the leftmost bottommost
+ /* Treat negative positions as relative to the rightmost bottommost
position that fits on the screen. */
if (flags & XNegative)
- f->output_data.w32->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width
- - 2 * f->output_data.w32->border_width - pt.x
- - PIXEL_WIDTH (f)
- + f->output_data.w32->left_pos);
+ f->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width
+ - FRAME_PIXEL_WIDTH (f)
+ + f->left_pos
+ - (left_right_borders_width - 1));
if (flags & YNegative)
- f->output_data.w32->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height
- - 2 * f->output_data.w32->border_width - pt.y
- - PIXEL_HEIGHT (f)
- + f->output_data.w32->top_pos);
- /* The left_pos and top_pos
- are now relative to the top and left screen edges,
- so the flags should correspond. */
- f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative);
+ f->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height
+ - FRAME_PIXEL_HEIGHT (f)
+ + f->top_pos
+ - (top_bottom_borders_height - 1));
+
+ /* The left_pos and top_pos are now relative to the top and left
+ screen edges, so the flags should correspond. */
+ f->size_hint_flags &= ~ (XNegative | YNegative);
}
/* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
if (change_gravity > 0)
{
- f->output_data.w32->top_pos = yoff;
- f->output_data.w32->left_pos = xoff;
- f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative);
+ f->top_pos = yoff;
+ f->left_pos = xoff;
+ f->size_hint_flags &= ~ (XNegative | YNegative);
if (xoff < 0)
- f->output_data.w32->size_hint_flags |= XNegative;
+ f->size_hint_flags |= XNegative;
if (yoff < 0)
- f->output_data.w32->size_hint_flags |= YNegative;
- f->output_data.w32->win_gravity = NorthWestGravity;
+ f->size_hint_flags |= YNegative;
+ f->win_gravity = NorthWestGravity;
}
x_calc_absolute_position (f);
BLOCK_INPUT;
x_wm_set_size_hint (f, (long) 0, 0);
- modified_left = f->output_data.w32->left_pos;
- modified_top = f->output_data.w32->top_pos;
+ modified_left = f->left_pos;
+ modified_top = f->top_pos;
my_set_window_pos (FRAME_W32_WINDOW (f),
NULL,
x_check_fullscreen (f)
struct frame *f;
{
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_BOTH)
+ if (f->want_fullscreen & FULLSCREEN_BOTH)
{
int width, height, ign;
- x_real_positions (f, &f->output_data.w32->left_pos,
- &f->output_data.w32->top_pos);
+ x_real_positions (f, &f->left_pos, &f->top_pos);
x_fullscreen_adjust (f, &width, &height, &ign, &ign);
/* We do not need to move the window, it shall be taken care of
- when setting WM manager hints.
- If the frame is visible already, the position is checked by
- x_check_fullscreen_move. */
- if (f->width != width || f->height != height)
+ when setting WM manager hints. */
+ if (FRAME_COLS (f) != width || FRAME_LINES (f) != height)
{
change_frame_size (f, height, width, 0, 1, 0);
SET_FRAME_GARBAGED (f);
cancel_mouse_face (f);
/* Wait for the change of frame size to occur */
- f->output_data.w32->want_fullscreen |= FULLSCREEN_WAIT;
+ f->want_fullscreen |= FULLSCREEN_WAIT;
}
}
}
-/* If frame parameters are set after the frame is mapped, we need to move
- the window. This is done in xfns.c.
- Some window managers moves the window to the right position, some
- moves the outer window manager window to the specified position.
- Here we check that we are in the right spot. If not, make a second
- move, assuming we are dealing with the second kind of window manager. */
-static void
-x_check_fullscreen_move (f)
- struct frame *f;
-{
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_MOVE_WAIT)
- {
- int expect_top = f->output_data.w32->top_pos;
- int expect_left = f->output_data.w32->left_pos;
-
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_HEIGHT)
- expect_top = 0;
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_WIDTH)
- expect_left = 0;
-
- if (expect_top != f->output_data.w32->top_pos
- || expect_left != f->output_data.w32->left_pos)
- x_set_offset (f, expect_left, expect_top, 1);
-
- /* Just do this once */
- f->output_data.w32->want_fullscreen &= ~FULLSCREEN_MOVE_WAIT;
- }
-}
-
-
-/* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
- wanted positions of the WM window (not emacs window).
- Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
- window (FRAME_X_WINDOW).
- */
-void
-x_fullscreen_adjust (f, width, height, top_pos, left_pos)
- struct frame *f;
- int *width;
- int *height;
- int *top_pos;
- int *left_pos;
-{
- int newwidth = f->width, newheight = f->height;
-
- *top_pos = f->output_data.w32->top_pos;
- *left_pos = f->output_data.w32->left_pos;
-
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_HEIGHT)
- {
- int ph;
-
- ph = FRAME_X_DISPLAY_INFO (f)->height;
- newheight = PIXEL_TO_CHAR_HEIGHT (f, ph);
- ph = CHAR_TO_PIXEL_HEIGHT (f, newheight)
- - f->output_data.w32->y_pixels_diff;
- newheight = PIXEL_TO_CHAR_HEIGHT (f, ph);
- *top_pos = 0;
- }
-
- if (f->output_data.w32->want_fullscreen & FULLSCREEN_WIDTH)
- {
- int pw;
-
- pw = FRAME_X_DISPLAY_INFO (f)->width;
- newwidth = PIXEL_TO_CHAR_WIDTH (f, pw);
- pw = CHAR_TO_PIXEL_WIDTH (f, newwidth)
- - f->output_data.w32->x_pixels_diff;
- newwidth = PIXEL_TO_CHAR_WIDTH (f, pw);
- *left_pos = 0;
- }
-
- *width = newwidth;
- *height = newheight;
-}
-
-
/* Call this to change the size of frame F's x-window.
If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
for this size change and subsequent size changes.
BLOCK_INPUT;
check_frame_size (f, &rows, &cols);
- f->output_data.w32->vertical_scroll_bar_extra
- = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f)
- ? 0
- : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font)));
+ f->scroll_bar_actual_width
+ = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f);
- x_compute_fringe_widths (f, 0);
+ compute_fringe_widths (f, 0);
- pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols);
- pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows);
+ pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
+ pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
- f->output_data.w32->win_gravity = NorthWestGravity;
+ f->win_gravity = NorthWestGravity;
x_wm_set_size_hint (f, (long) 0, 0);
{
We pass 1 for DELAY since we can't run Lisp code inside of
a BLOCK_INPUT. */
change_frame_size (f, rows, cols, 0, 1, 0);
- PIXEL_WIDTH (f) = pixelwidth;
- PIXEL_HEIGHT (f) = pixelheight;
+ FRAME_PIXEL_WIDTH (f) = pixelwidth;
+ FRAME_PIXEL_HEIGHT (f) = pixelheight;
/* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
receive in the ConfigureNotify event; if we get what we asked
{
int pix_x, pix_y;
- pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->output_data.w32->font) / 2;
- pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->output_data.w32->line_height / 2;
+ pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2;
+ pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2;
if (pix_x < 0) pix_x = 0;
- if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f);
+ if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
if (pix_y < 0) pix_y = 0;
- if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f);
+ if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
x_set_mouse_pixel_position (f, pix_x, pix_y);
}
before the window gets really visible. */
if (! FRAME_ICONIFIED_P (f)
&& ! f->output_data.w32->asked_for_visible)
- x_set_offset (f, f->output_data.w32->left_pos, f->output_data.w32->top_pos, 0);
+ {
+ RECT workarea_rect;
+ RECT window_rect;
+
+ /* Adjust vertical window position in order to avoid being
+ covered by a task bar placed at the bottom of the desktop. */
+ SystemParametersInfo(SPI_GETWORKAREA, 0, &workarea_rect, 0);
+ GetWindowRect(FRAME_W32_WINDOW(f), &window_rect);
+ if (window_rect.bottom > workarea_rect.bottom
+ && window_rect.top > workarea_rect.top)
+ f->top_pos = max (window_rect.top
+ - window_rect.bottom + workarea_rect.bottom,
+ workarea_rect.top);
+
+ x_set_offset (f, f->left_pos, f->top_pos, 0);
+ }
f->output_data.w32->asked_for_visible = 1;
enter_crit ();
- SetWindowLong (window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font));
- SetWindowLong (window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height);
- SetWindowLong (window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width);
- SetWindowLong (window, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra);
+ SetWindowLong (window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f));
+ SetWindowLong (window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f));
+ SetWindowLong (window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f));
+ SetWindowLong (window, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width);
leave_crit ();
}
/* Window manager things */
+void
x_wm_set_icon_position (f, icon_x, icon_y)
struct frame *f;
int icon_x, icon_y;
w32_defined_color (0, "black", &color, 1);
}
- /* Create Row Bitmaps and store them for later use. */
- left_bmp = CreateBitmap (left_width, left_height, 1, 1, left_bits);
- ov_bmp = CreateBitmap (ov_width, ov_height, 1, 1, ov_bits);
- right_bmp = CreateBitmap (right_width, right_height, 1, 1, right_bits);
- continued_bmp = CreateBitmap (continued_width, continued_height, 1,
- 1, continued_bits);
- continuation_bmp = CreateBitmap (continuation_width, continuation_height,
- 1, 1, continuation_bits);
- zv_bmp = CreateBitmap (zv_width, zv_height, 1, 1, zv_bits);
+ /* Create Fringe Bitmaps and store them for later use.
+
+ On W32, bitmaps are all unsigned short, as Windows requires
+ bitmap data to be Word aligned. For some reason they are
+ horizontally reflected compared to how they appear on X, so we
+ need to bitswap and convert to unsigned shorts before creating
+ the bitmaps. */
+ w32_init_fringe ();
#ifndef F_SETOWN_BUG
#ifdef F_SETOWN
xfree (dpyinfo->font_table);
xfree (dpyinfo->w32_id_name);
- /* Destroy row bitmaps. */
- DeleteObject (left_bmp);
- DeleteObject (ov_bmp);
- DeleteObject (right_bmp);
- DeleteObject (continued_bmp);
- DeleteObject (continuation_bmp);
- DeleteObject (zv_bmp);
+ w32_reset_fringes ();
}
\f
/* Set up use of W32. */
-DWORD w32_msg_worker ();
+DWORD WINAPI w32_msg_worker (void * arg);
void
x_flush (struct frame * f)
{ /* Nothing to do */ }
+extern frame_parm_handler w32_frame_parm_handlers[];
+
static struct redisplay_interface w32_redisplay_interface =
{
+ w32_frame_parm_handlers,
x_produce_glyphs,
x_write_glyphs,
x_insert_glyphs,
x_after_update_window_line,
x_update_window_begin,
x_update_window_end,
- w32_cursor_to,
+ x_cursor_to,
x_flush,
- x_clear_mouse_face,
- x_get_glyph_overhangs,
- x_fix_overlapping_area
+ 0, /* flush_display_optional */
+ x_clear_window_mouse_face,
+ w32_get_glyph_overhangs,
+ x_fix_overlapping_area,
+ w32_draw_fringe_bitmap,
+ w32_define_fringe_bitmap,
+ w32_destroy_fringe_bitmap,
+ w32_per_char_metric,
+ w32_encode_char,
+ NULL, /* w32_compute_glyph_string_overhangs */
+ x_draw_glyph_string,
+ w32_define_frame_cursor,
+ w32_clear_frame_area,
+ w32_draw_window_cursor,
+ w32_draw_vertical_window_border,
+ w32_shift_glyphs_for_insert
};
void
condemn_scroll_bars_hook = w32_condemn_scroll_bars;
redeem_scroll_bar_hook = w32_redeem_scroll_bar;
judge_scroll_bars_hook = w32_judge_scroll_bars;
- estimate_mode_line_height_hook = x_estimate_mode_line_height;
scroll_region_ok = 1; /* we'll scroll partial frames */
char_ins_del_ok = 1;
w32_system_caret_x = 0;
w32_system_caret_y = 0;
+ /* Initialize w32_use_visible_system_caret based on whether a screen
+ reader is in use. */
+ if (!SystemParametersInfo (SPI_GETSCREENREADER, 0,
+ &w32_use_visible_system_caret, 0))
+ w32_use_visible_system_caret = 0;
+
last_tool_bar_item = -1;
any_help_event_p = 0;
PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE);
hWindowsThread = CreateThread (NULL, 0,
- (LPTHREAD_START_ROUTINE) w32_msg_worker,
- 0, 0, &dwWindowsThreadId);
+ w32_msg_worker,
+ 0, 0, &dwWindowsThreadId);
GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE);
}
AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE);
#endif
- /* Dynamically link to optional system components. */
+ /* Load system settings. */
{
- HANDLE user_lib = LoadLibrary ("user32.dll");
-
-#define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn)
-
- /* New proportional scroll bar functions. */
- LOAD_PROC (SetScrollInfo);
- LOAD_PROC (GetScrollInfo);
-
-#undef LOAD_PROC
-
- FreeLibrary (user_lib);
+ UINT smoothing_type;
+ BOOL smoothing_enabled;
/* If using proportional scroll bars, ensure handle is at least 5 pixels;
otherwise use the fixed height. */
- vertical_scroll_bar_min_handle = (pfnSetScrollInfo != NULL) ? 5 :
- GetSystemMetrics (SM_CYVTHUMB);
+ vertical_scroll_bar_min_handle = 5;
/* For either kind of scroll bar, take account of the arrows; these
effectively form the border of the main scroll bar range. */
vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border
= GetSystemMetrics (SM_CYVSCROLL);
+
+ /* Constants that are not always defined by the system headers
+ since they only exist on certain versions of Windows. */
+#ifndef SPI_GETFONTSMOOTHING
+#define SPI_GETFONTSMOOTHING 0x4A
+#endif
+#ifndef SPI_GETFONTSMOOTHINGTYPE
+#define SPI_GETFONTSMOOTHINGTYPE 0x0200A
+#endif
+#ifndef FE_FONTSMOOTHINGCLEARTYPE
+#define FE_FONTSMOOTHINGCLEARTYPE 0x2
+#endif
+
+ /* Determine if Cleartype is in use. Used to enable a hack in
+ the char metric calculations which adds extra pixels to
+ compensate for the "sub-pixels" that are not counted by the
+ system APIs. */
+ cleartype_active =
+ SystemParametersInfo (SPI_GETFONTSMOOTHING, 0, &smoothing_enabled, 0)
+ && smoothing_enabled
+ && SystemParametersInfo (SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing_type, 0)
+ && smoothing_type == FE_FONTSMOOTHINGCLEARTYPE;
}
}
Qvendor_specific_keysyms = intern ("vendor-specific-keysyms");
DEFVAR_INT ("w32-num-mouse-buttons",
- &Vw32_num_mouse_buttons,
+ &w32_num_mouse_buttons,
doc: /* Number of physical mouse buttons. */);
- Vw32_num_mouse_buttons = Qnil;
+ w32_num_mouse_buttons = 2;
DEFVAR_LISP ("w32-swap-mouse-buttons",
&Vw32_swap_mouse_buttons,
affect on NT machines. */);
w32_enable_unicode_output = 1;
- help_echo = Qnil;
- staticpro (&help_echo);
- help_echo_object = Qnil;
- staticpro (&help_echo_object);
- help_echo_window = Qnil;
- staticpro (&help_echo_window);
- previous_help_echo = Qnil;
- staticpro (&previous_help_echo);
- help_echo_pos = -1;
-
- DEFVAR_BOOL ("mouse-autoselect-window", &mouse_autoselect_window,
- doc: /* *Non-nil means autoselect window with mouse pointer. */);
- mouse_autoselect_window = 0;
-
DEFVAR_BOOL ("w32-use-visible-system-caret",
&w32_use_visible_system_caret,
doc: /* Flag to make the system caret visible.
When this variable is set, other variables affecting the appearance of
the cursor have no effect. */);
- /* Initialize w32_use_visible_system_caret based on whether a screen
- reader is in use. */
- if (!SystemParametersInfo (SPI_GETSCREENREADER, 0,
- &w32_use_visible_system_caret, 0))
- w32_use_visible_system_caret = 0;
-
- DEFVAR_BOOL ("x-stretch-cursor", &x_stretch_cursor_p,
- doc: /* *Non-nil means draw block cursor as wide as the glyph under it.
-For example, if a block cursor is over a tab, it will be drawn as
-wide as that tab on the display. */);
- x_stretch_cursor_p = 0;
+ w32_use_visible_system_caret = 0;
+ /* We don't yet support this, but defining this here avoids whining
+ from cus-start.el and other places, like "M-x set-variable". */
DEFVAR_BOOL ("x-use-underline-position-properties",
&x_use_underline_position_properties,
- doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
+ doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
nil means ignore them. If you encounter fonts with bogus
UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
-to 4.1, set this to nil. */);
- x_use_underline_position_properties = 1;
+to 4.1, set this to nil.
+
+NOTE: Not supported on MS-Windows yet. */);
+ x_use_underline_position_properties = 0;
+
+ DEFVAR_BOOL ("x-underline-at-descent-line",
+ &x_underline_at_descent_line,
+ doc: /* *Non-nil means to draw the underline at the same place as the descent line.
+nil means to draw the underline according to the value of the variable
+`x-use-underline-position-properties', which is usually at the baseline
+level. The default value is nil. */);
+ x_underline_at_descent_line = 0;
DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars,
doc: /* If not nil, Emacs uses toolkit scroll bars. */);
staticpro (&last_mouse_motion_frame);
last_mouse_motion_frame = Qnil;
}
+
+/* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646
+ (do not change this comment) */