/* 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;
-
-/* 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. */
+/* Last window where we saw the mouse. Used by mouse-autoselect-window. */
+static Lisp_Object last_window;
+/* 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;
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;
/* 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_highlight P_ ((struct window *, 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);
- }
- }
- }
-
- /* Make sure X resources of the face are allocated. */
- xassert (face != NULL);
- PREPARE_FACE_FOR_DISPLAY (f, face);
- return face;
-}
-
+ /* Cursor on non-default face: must merge. */
+ XGCValues xgcv;
+ unsigned long mask;
-/* Store one glyph for IT->char_to_display in IT->glyph_row.
- Called from x_produce_glyphs when IT->glyph_row is non-null. */
+ xgcv.background = s->f->output_data.w32->cursor_pixel;
+ 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;
-
- xassert (it->glyph_row);
- xassert (it->char_to_display != '\n' && it->char_to_display != '\t');
-
- 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];
- }
-}
-
-/* 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;
-{
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
-
- xassert (it->glyph_row);
-
- 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 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;
+ /* 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;
+ }
-/* Change IT->ascent and IT->height according to the setting of
- IT->voffset. */
+ 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;
}
}
-/* 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 up S->gc of glyph string S for drawing text in mouse face. */
static void
-x_produce_image_glyph (it)
- struct it *it;
+x_set_mouse_face_gc (s)
+ struct glyph_string *s;
{
- struct image *img;
+ int face_id;
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);
-
- /* 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;
+ /* 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);
- it->nglyphs = 1;
+ 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 (face->box != FACE_NO_BOX)
+ /* 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 (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);
- }
+ /* Otherwise construct scratch_cursor_gc with values from FACE
+ but font FONT. */
+ XGCValues xgcv;
+ unsigned long mask;
- take_vertical_position_into_account (it);
+ 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 (it->glyph_row)
- {
- struct glyph *glyph;
- enum glyph_row_area area = it->area;
+ 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 = 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];
- }
+ s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc;
}
+
+ xassert (s->gc != 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). */
+/* 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_append_stretch_glyph (it, object, width, height, ascent)
- struct it *it;
- Lisp_Object object;
- int width, height;
- double ascent;
+static INLINE void
+x_set_mode_line_face_gc (s)
+ struct glyph_string *s;
{
- 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])
- {
- 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];
- }
+ s->gc = s->face->gc;
}
-/* 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.
+/* 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. */
- 3. `:align-to HPOS' specifies that the space should be wide enough
- to reach HPOS, a value in canonical character units.
+static INLINE void
+x_set_glyph_string_gc (s)
+ struct glyph_string *s;
+{
+ PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
- Exactly one of the above pairs must be present.
+ 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)
+ {
+ 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;
+ }
- 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. */
+ w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars);
}
- 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));
+ 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);
- /* 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;
- }
- }
+ /* TODO: Free colors (if using palette)? */
- return height;
-}
+ /* 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;
+ }
-\f
-/***********************************************************************
- Glyph display
- ***********************************************************************/
+ 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);
+ SetTextColor (s->hdc, RGB (255, 255, 255));
+ SetBkColor (s->hdc, RGB (0, 0, 0));
-/* 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. */
+ 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);
-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;
+ 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);
-/* Append glyph string S to the list with head *HEAD and tail *TAIL.
- Set *HEAD and *TAIL to the resulting list. */
+ BitBlt (s->hdc, x, y, s->slice.width, s->slice.height,
+ compat_hdc, s->slice.x, s->slice.y, SRCCOPY);
-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);
+ /* 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);
+ }
+ }
+
+ 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.
+
+ s->y
+ s->x +-------------------------
+ | s->face->box
+ |
+ | +-------------------------
+ | | s->img->vmargin
+ | |
+ | | +-------------------
+ | | | the image
+
+ */
static void
-w32_get_glyph_string_clip_rect (s, r)
+x_draw_image_glyph_string (s)
struct glyph_string *s;
- RECT *r;
{
- int r_height, r_width;
-
- 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);
+ 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;
- r->left = WINDOW_LEFT_MARGIN (s->w) * canon_x;
- r_width = XFASTINT (s->w->width) * canon_x;
+ height = s->height - 2 * box_line_vwidth;
- 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
+ /* 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)
{
- /* 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;
- }
+ x = s->x;
+ if (s->first_glyph->left_box_line_p
+ && s->slice.x == 0)
+ x += box_line_hwidth;
- r->top = WINDOW_TO_FRAME_PIXEL_Y (s->w, r->top);
+ y = s->y;
+ if (s->slice.y == 0)
+ y += box_line_vwidth;
- /* 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)
+#if 0 /* TODO: figure out if we need to do this on Windows. */
+ if (s->img->mask)
{
- 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. */
-}
+ /* 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);
-/* 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. */
+ /* Don't clip in the following because we're working on the
+ pixmap. */
+ XSetClipMask (s->display, s->gc, None);
-static void
-x_compute_overhangs_and_x (s, x, backward_p)
- 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;
+ /* 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);
+ }
}
- }
-}
-
-
-/* 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. */
-
-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;
-
- if (glyph->type == CHAR_GLYPH)
- {
- XFontStruct *font;
- struct face *face;
- wchar_t char2b;
- XCharStruct *pcm;
-
- face = x_get_glyph_face_and_encoding (f, glyph, &char2b, NULL);
- font = face->font;
+ else
+#endif
+ x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height);
- if (font
- && (pcm = w32_per_char_metric (font, &char2b,
- glyph->w32_font_type)))
- {
- if (pcm->rbearing > pcm->width)
- *right = pcm->rbearing - pcm->width;
- if (pcm->lbearing < 0)
- *left = -pcm->lbearing;
- }
+ s->background_filled_p = 1;
}
-}
-
-
-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)
+ /* Draw the foreground. */
+ if (pixmap != 0)
{
- int x = 0, i;
- struct glyph *glyphs = s->row->glyphs[s->area];
- int first = s->first_glyph - glyphs;
+ 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);
- for (i = first - 1; i >= 0 && x > -s->left_overhang; --i)
- x -= glyphs[i].pixel_width;
+ 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);
- k = i + 1;
+ SelectObject (s->hdc, orig_brush);
+ DeleteObject (fg_brush);
+ SelectObject (compat_hdc, orig_obj);
+ DeleteDC (compat_hdc);
+ }
+ DeleteObject (pixmap);
+ pixmap = 0;
}
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. */
-
-static int
-x_right_overwritten (s)
- struct glyph_string *s;
-{
- int k = -1;
-
- 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];
-
- for (i = first; i < end && s->right_overhang > x; ++i)
- x += glyphs[i].pixel_width;
-
- k = i;
- }
+ x_draw_image_foreground (s);
- return k;
+ /* 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);
}
-/* 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. */
+/* Draw stretch glyph string S. */
-static int
-x_right_overwriting (s)
+static void
+x_draw_stretch_glyph_string (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);
+ xassert (s->first_glyph->type == STRETCH_GLYPH);
+ s->stippled_p = s->face->stipple != 0;
- k = -1;
- x = 0;
- for (i = first; i < end; ++i)
+ if (s->hl == DRAW_CURSOR
+ && !x_stretch_cursor_p)
{
- 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;
-}
-
-
-/* Fill rectangle X, Y, W, H with background color of glyph string S. */
+ /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
+ as wide as the stretch glyph. */
+ int width = min (FRAME_COLUMN_WIDTH (s->f), s->background_width);
-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 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;
-/* 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. */
+ 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;
-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);
+ get_glyph_string_clip_rect (s, &r);
+ w32_set_clip_rectangle (hdc, &r);
#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->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->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);
-
- 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;
- }
- 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 0 /* Calling Lisp asynchronously is not safe. */
- if (mouse_autoselect_window)
- {
- int area;
- Lisp_Object window;
- static Lisp_Object last_window;
-
- window = window_from_coordinates (frame, mouse_x, mouse_y, &area, 0);
-
- /* Window will be selected only when it is not selected now and
- last mouse movement event was not in it. Minibuffer window
- will be selected iff it is active. */
- if (!EQ (window, last_window)
- && !EQ (window, selected_window)
- && (!MINI_WINDOW_P (XWINDOW (window))
- || (EQ (window, minibuf_window) && minibuf_level > 0)))
- Fselect_window (window);
-
- last_window=window;
- }
+ 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
-
- if (msg->hwnd != FRAME_W32_WINDOW (frame))
- {
- frame->mouse_moved = 1;
- last_mouse_scroll_bar = Qnil;
- note_mouse_highlight (frame, -1, -1);
+ {
+ 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);
- /* 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);
- }
+ s->background_filled_p = 1;
}
-\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 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_glyph_string (s)
+ struct glyph_string *s;
{
- struct glyph *glyph, *end;
- struct glyph_row *row = NULL;
- int x0, i, left_area_width;
+ int relief_drawn_p = 0;
- /* Find row containing Y. Give up if some row is not enabled. */
- for (i = 0; i < w->current_matrix->nrows; ++i)
+ /* 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)
{
- row = MATRIX_ROW (w->current_matrix, i);
- if (!row->enabled_p)
- return NULL;
- if (y >= row->y && y < MATRIX_ROW_BOTTOM_Y (row))
- break;
+ 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);
}
- *vpos = i;
- *hpos = 0;
+ /* Set up S->gc, set clipping and draw S. */
+ x_set_glyph_string_gc (s);
- /* Give up if Y is not in the window. */
- if (i == w->current_matrix->nrows)
- return NULL;
+ /* 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))
- /* Get the glyph area containing X. */
- if (w->pseudo_window_p)
{
- *area = TEXT_AREA;
- x0 = 0;
+ 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
- {
- 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))
- {
- *area = TEXT_AREA;
- x0 = row->x + left_area_width;
- }
- else
- {
- *area = RIGHT_MARGIN_AREA;
- x0 = left_area_width + window_box_width (w, TEXT_AREA);
- }
- }
+ x_set_glyph_string_clipping (s);
- /* Find glyph containing X. */
- glyph = row->glyphs[*area];
- end = glyph + row->used[*area];
- while (glyph < end)
+ switch (s->first_glyph->type)
{
- if (x < x0 + glyph->pixel_width)
- {
- if (w->pseudo_window_p)
- break;
- else if (!buffer_only_p || BUFFERP (glyph->object))
- break;
- }
-
- x0 += glyph->pixel_width;
- ++glyph;
- }
-
- if (glyph == end)
- return NULL;
+ case IMAGE_GLYPH:
+ x_draw_image_glyph_string (s);
+ break;
- *hpos = glyph - row->glyphs[*area];
- return glyph;
-}
+ case STRETCH_GLYPH:
+ x_draw_stretch_glyph_string (s);
+ break;
+ 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;
-/* Convert frame-relative x/y to coordinates relative to window W.
- Takes pseudo-windows into account. */
+ 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;
-static void
-frame_to_window_pixel_xy (w, x, y)
- struct window *w;
- int *x, *y;
-{
- 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
- {
- *x = FRAME_TO_WINDOW_PIXEL_X (w, *x);
- *y = FRAME_TO_WINDOW_PIXEL_Y (w, *y);
+ default:
+ abort ();
}
-}
+ 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 = s->height - h;
-/* Take proper action when mouse has moved to the mode or header line of
- window W, x-position X. MODE_LINE_P non-zero means mouse is on the
- mode line. X is relative to the start of the text display area of
- W, so the width of fringes and scroll bars must be subtracted
- to get a position relative to the start of the mode line. */
+ /* 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. */
+ 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);
+ }
+ }
-static void
-note_mode_line_highlight (w, x, mode_line_p)
- struct window *w;
- int x, mode_line_p;
-{
- struct frame *f = XFRAME (w->frame);
- struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
- Cursor cursor = dpyinfo->vertical_scroll_bar_cursor;
- struct glyph_row *row;
+ /* Draw overline. */
+ if (s->face->overline_p)
+ {
+ unsigned long dy = 0, h = 1;
- if (mode_line_p)
- row = MATRIX_MODE_LINE_ROW (w->current_matrix);
- else
- row = MATRIX_HEADER_LINE_ROW (w->current_matrix);
+ 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->overline_color, s->x,
+ s->y + dy, s->width, h);
+ }
+ }
- if (row->enabled_p)
- {
- struct glyph *glyph, *end;
- Lisp_Object help, map;
- int x0;
-
- /* Find the glyph under X. */
- glyph = row->glyphs[TEXT_AREA];
- end = glyph + row->used[TEXT_AREA];
- x0 = - (FRAME_LEFT_SCROLL_BAR_WIDTH (f) * CANON_X_UNIT (f)
- + FRAME_X_LEFT_FRINGE_WIDTH (f));
-
- while (glyph < end
- && x >= x0 + glyph->pixel_width)
- {
- x0 += glyph->pixel_width;
- ++glyph;
- }
+ /* 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 (glyph < end
- && STRINGP (glyph->object)
- && STRING_INTERVALS (glyph->object)
- && glyph->charpos >= 0
- && glyph->charpos < SCHARS (glyph->object))
- {
- /* 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 (make_number (glyph->charpos),
- Qhelp_echo, glyph->object);
- if (!NILP (help))
+ if (s->face->strike_through_color_defaulted_p)
{
- help_echo = help;
- XSETWINDOW (help_echo_window, w);
- help_echo_object = glyph->object;
- help_echo_pos = glyph->charpos;
+ 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);
}
+ }
- /* Change the mouse pointer according to what is under X/Y. */
- map = Fget_text_property (make_number (glyph->charpos),
- Qlocal_map, glyph->object);
- if (KEYMAPP (map))
- cursor = f->output_data.w32->nontext_cursor;
- else
- {
- map = Fget_text_property (make_number (glyph->charpos),
- Qkeymap, glyph->object);
- if (KEYMAPP (map))
- cursor = f->output_data.w32->nontext_cursor;
- }
- }
+ /* Draw relief. */
+ if (!relief_drawn_p && s->face->box != FACE_NO_BOX)
+ x_draw_glyph_string_box (s);
}
- w32_define_cursor (FRAME_W32_WINDOW (f), cursor);
+
+ /* Reset clipping. */
+ w32_set_clip_rectangle (s->hdc, NULL);
}
-/* 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. */
+/* Shift display to make room for inserted glyphs. */
-static void
-note_mouse_highlight (f, x, y)
+void
+w32_shift_glyphs_for_insert (f, x, y, width, height, shift_by)
struct frame *f;
- int x, y;
+ int x, y, width, height, shift_by;
{
- 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;
+ HDC hdc;
- if (NILP (Vmouse_highlight)
- || !f->glyphs_initialized_p)
- return;
+ hdc = get_frame_dc (f);
+ BitBlt (hdc, x + shift_by, y, width, height,
+ hdc, x, y, SRCCOPY);
- dpyinfo->mouse_face_mouse_x = x;
- dpyinfo->mouse_face_mouse_y = y;
- dpyinfo->mouse_face_mouse_frame = f;
+ release_frame_dc (f, hdc);
+}
- if (dpyinfo->mouse_face_defer)
- return;
- if (gc_in_progress)
- {
- dpyinfo->mouse_face_deferred_gc = 1;
- return;
- }
+/* Delete N glyphs at the nominal cursor position. Not implemented
+ for X frames. */
- /* Which window is that in? */
- window = window_from_coordinates (f, x, y, &portion, 1);
+static void
+x_delete_glyphs (n)
+ register int n;
+{
+ struct frame *f;
- /* If we were displaying active text in another window, clear that. */
- if (! EQ (window, dpyinfo->mouse_face_window))
- clear_mouse_face (dpyinfo);
+ if (updating_frame)
+ f = updating_frame;
+ else
+ f = SELECTED_FRAME ();
- /* Not on a window -> return. */
- if (!WINDOWP (window))
+ if (! FRAME_W32_P (f))
return;
- /* Reset help_echo. It will get recomputed below. */
- help_echo = Qnil;
+ abort ();
+}
- /* Convert to window-relative pixel coordinates. */
- w = XWINDOW (window);
- frame_to_window_pixel_xy (w, &x, &y);
- /* 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;
- }
+/* Clear entire frame. If updating_frame is non-null, clear that
+ frame. Otherwise clear the selected frame. */
- /* Mouse is on the mode or header line? */
- if (portion == 1 || portion == 3)
- {
- note_mode_line_highlight (w, x, portion == 1);
- return;
- }
+static void
+x_clear_frame ()
+{
+ 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;
- }
-
- pos = glyph->charpos;
- object = glyph->object;
- if (!STRINGP (object) && !BUFFERP (object))
- goto set_cursor;
-
- /* If we get an out-of-range value, return now; avoid an error. */
- if (BUFFERP (object) && pos > BUF_Z (b))
- goto set_cursor;
-
- /* 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);
-
- 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);
- }
-
- /* 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 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;
-
- dpyinfo->mouse_face_overlay = overlay;
+ f = SELECTED_FRAME ();
- /* Clear the display of the old active region, if any. */
- if (clear_mouse_face (dpyinfo))
- cursor = 0;
+ if (! FRAME_W32_P (f))
+ return;
- /* If no overlay applies, get a text property. */
- if (NILP (overlay))
- mouse_face = Fget_text_property (position, Qmouse_face, object);
+ /* 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;
- /* 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 don't set the output cursor here because there will always
+ follow an explicit cursor_to. */
+ BLOCK_INPUT;
- check_help_echo:
+ w32_clear_window (f);
- /* Look for a `help-echo' property. */
- {
- Lisp_Object help, overlay;
+ /* 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 overlays first. */
- help = overlay = Qnil;
- for (i = noverlays - 1; i >= 0 && NILP (help); --i)
- {
- overlay = overlay_vec[i];
- help = Foverlay_get (overlay, Qhelp_echo);
- }
+ UNBLOCK_INPUT;
+}
- 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
+/* Make audible bell. */
- /* 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);
+static void
+w32_ring_bell (void)
+{
+ struct frame *f;
- if (!NILP (help))
- {
- help_echo = help;
- help_echo_window = window;
- help_echo_object = object;
- help_echo_pos = charpos;
- }
- }
- }
+ f = SELECTED_FRAME ();
+
+ BLOCK_INPUT;
+
+ 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);
+
+ /* If the dirty region is not what we expected, redraw the entire frame. */
+ if (!EqualRgn (combined, expect_dirty))
+ SET_FRAME_GARBAGED (f);
- set_help_echo:
+ 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. */
- while (glyph < end
- && !INTEGERP (glyph->object)
- && !EQ (stop, glyph->object)
- && (!BUFFERP (glyph->object)
- || glyph->charpos < charpos))
+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)
{
- *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);
+ }
+
+ /* TODO: IME focus? */
+ }
+}
- if (charpos > 0)
- lastcol = i;
- current_x += glyph->pixel_width;
- }
- /* 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;
- }
+/* The focus may have changed. Figure out if it is a real focus change,
+ by checking both FocusIn/Out and Enter/LeaveNotify events.
- *vpos = best_row_vpos;
- *hpos = lastcol + 1;
- *x = current_x;
- *y = best_row->y;
- return 0;
-}
+ Returns FOCUS_IN_EVENT event in *BUFP. */
-#endif /* not 0 */
+static void
+w32_detect_focus_change (dpyinfo, event, bufp)
+ struct w32_display_info *dpyinfo;
+ W32Msg *event;
+ struct input_event *bufp;
+{
+ struct frame *frame;
+ frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd);
+ if (! frame)
+ return;
-/* 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.
+ /* 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);
+}
- RIGHT_P non-zero means return the position of the right edge of the
- glyph, RIGHT_P zero means return the left edge position.
- 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.
+/* Handle an event saying the mouse has moved out of an Emacs frame. */
- Value is non-zero if a glyph was found. */
+void
+x_mouse_leave (dpyinfo)
+ struct w32_display_info *dpyinfo;
+{
+ x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_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;
+/* 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.
- 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 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. */
- found:
+static void
+w32_frame_rehighlight (frame)
+ struct frame *frame;
+{
+ if (! FRAME_W32_P (frame))
+ return;
+ x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame));
+}
- if (best_glyph)
- {
- *x = best_x;
- *hpos = best_glyph - best_row->glyphs[TEXT_AREA];
+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. */
+
+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 best_glyph != NULL;
+ 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.
/*#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 (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;
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)
- note_mouse_movement (f, &msg.msg);
+ {
+ /* Generate SELECT_WINDOW_EVENTs when needed. */
+ if (mouse_autoselect_window)
+ {
+ Lisp_Object window;
+ int x = LOWORD (msg.msg.lParam);
+ int y = HIWORD (msg.msg.lParam);
+
+ 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
+ not in it. Minibuffer window will be selected
+ iff it is active. */
+ if (WINDOWP(window)
+ && !EQ (window, last_window)
+ && !EQ (window, selected_window))
+ {
+ inev.kind = SELECT_WINDOW_EVENT;
+ inev.frame_or_window = window;
+ }
+
+ last_window=window;
+ }
+ if (!note_mouse_movement (f, &msg.msg))
+ help_echo_string = previous_help_echo_string;
+ }
else
{
/* If we move outside the frame, then we're
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:
- 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 if the text cursor of window W has been overwritten by a
- drawing operation that outputs glyphs starting at START_X and
- ending at END_X in the line given by output_cursor.vpos.
- Coordinates are area-relative. END_X < 0 means all the rest
- of the line after START_X has been written. */
-
-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
- && y0 <= w->phys_cursor.y
- && y1 >= w->phys_cursor.y + w->phys_cursor_height
- && x0 <= w->phys_cursor.x
- && (x1 < 0 || x1 > w->phys_cursor.x))
- w->phys_cursor_on_p = 0;
-}
-
+\f
+/***********************************************************************
+ Text Cursor
+ ***********************************************************************/
/* 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 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);
+ /* Compute frame-relative coordinates for phys cursor. */
+ rect.left = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x);
+ rect.top = get_phys_cursor_geometry (w, row, cursor_glyph, &h);
+ 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, TEXT_AREA, hdc);
FrameRect (hdc, &rect, hb);
DeleteObject (hb);
-
+ w32_set_clip_rectangle (hdc, NULL);
release_frame_dc (f, hdc);
}
{
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
{
COLORREF cursor_color = f->output_data.w32->cursor_pixel;
struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id);
- if (width < 0)
- width = FRAME_CURSOR_WIDTH (f);
- width = min (cursor_glyph->pixel_width, width);
-
/* If the glyph's background equals the color we normally draw
the bar cursor in, the bar cursor in its normal color is
invisible. Use the glyph's foreground color instead in this
cursor_color = face->foreground;
x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x);
+
+ if (width < 0)
+ width = FRAME_CURSOR_WIDTH (f);
+ width = min (cursor_glyph->pixel_width, width);
+
+ w->phys_cursor_width = width;
+
+
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)
{
row->height - width),
cursor_glyph->pixel_width, width);
}
+
+ w32_set_clip_rectangle (hdc, NULL);
release_frame_dc (f, hdc);
}
}
-/* 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;
- 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;
-
- /* 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)
+ if (on_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)
- {
- 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_width = new_cursor_width;
+ 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:
+ w->phys_cursor_width = 0;
break;
default:
}
-/* 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;
-
- pt.x = pt.y = 0;
-
- /* 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;
- }
-
- {
- 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;
-
- pt.x += (rt.right - rt.left);
- pt.y += (rt.bottom - rt.top);
- }
+ int flags = f->size_hint_flags;
/* Treat negative positions as relative to the leftmost 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);
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);
+ f->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height
+ - FRAME_PIXEL_HEIGHT (f)
+ + f->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->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);
+ 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;
}
+/* Create an xrdb-style database of resources to supercede registry settings.
+ The database is just a concatenation of C strings, finished by an additional
+ \0. The string are submitted to some basic normalization, so
+
+ [ *]option[ *]:[ *]value...
+
+ becomes
+
+ option:value...
+
+ but any whitespace following value is not removed. */
+
+static char *
+w32_make_rdb (xrm_option)
+ char *xrm_option;
+{
+ char *buffer = xmalloc (strlen (xrm_option) + 2);
+ char *current = buffer;
+ char ch;
+ int in_option = 1;
+ int before_value = 0;
+
+ do {
+ ch = *xrm_option++;
+
+ if (ch == '\n')
+ {
+ *current++ = '\0';
+ in_option = 1;
+ before_value = 0;
+ }
+ else if (ch != ' ')
+ {
+ *current++ = ch;
+ if (in_option && (ch == ':'))
+ {
+ in_option = 0;
+ before_value = 1;
+ }
+ else if (before_value)
+ {
+ before_value = 0;
+ }
+ }
+ else if (!(in_option || before_value))
+ {
+ *current++ = ch;
+ }
+ } while (ch);
+
+ *current = '\0';
+
+ return buffer;
+}
+
struct w32_display_info *
w32_term_init (display_name, xrm_option, resource_name)
Lisp_Object display_name;
w32_initialized = 1;
}
- {
- int argc = 0;
- char *argv[3];
-
- argv[0] = "";
- argc = 1;
- if (xrm_option)
- {
- argv[argc++] = "-xrm";
- argv[argc++] = xrm_option;
- }
- }
-
w32_initialize_display_info (display_name);
dpyinfo = &one_w32_display_info;
+ dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL;
+
/* Put this display on the chain. */
dpyinfo->next = x_display_list;
x_display_list = dpyinfo;
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. */
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;
/* Dynamically link to optional system components. */
{
HANDLE user_lib = LoadLibrary ("user32.dll");
+ UINT smoothing_type;
+ BOOL smoothing_enabled;
#define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn)
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_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) */