1 /* Implementation of GUI terminal on the Microsoft Windows API.
3 Copyright (C) 1989, 1993-2013 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
24 #include "blockinput.h"
36 #include "character.h"
40 #include "dispextern.h"
42 #include "termhooks.h"
49 #include "intervals.h"
59 #include <io.h> /* for get_osfhandle */
69 static int max_fringe_bmp
= 0;
70 static HBITMAP
*fringe_bmp
= 0;
72 /* Temporary variables for w32_read_socket. */
74 static int last_mousemove_x
= 0;
75 static int last_mousemove_y
= 0;
77 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
78 #ifndef GET_WHEEL_DELTA_WPARAM
79 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
82 /* Non-zero means that a HELP_EVENT has been generated since Emacs
85 static int any_help_event_p
;
87 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
88 static Lisp_Object last_window
;
90 extern unsigned int msh_mousewheel
;
92 extern void free_frame_menubar (struct frame
*);
94 extern int w32_codepage_for_font (char *fontname
);
95 extern Cursor
w32_load_cursor (LPCTSTR name
);
97 #define x_any_window_to_frame x_window_to_frame
98 #define x_top_window_to_frame x_window_to_frame
101 /* This is display since w32 does not support multiple ones. */
102 struct w32_display_info one_w32_display_info
;
103 struct w32_display_info
*x_display_list
;
105 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
106 one for each element of w32_display_list and in the same order.
107 NAME is the name of the frame.
108 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
109 Lisp_Object w32_display_name_list
;
112 #if _WIN32_WINNT < 0x0500 && !defined(_W64)
113 /* Pre Windows 2000, this was not available, but define it here so
114 that Emacs compiled on such a platform will run on newer versions.
115 MinGW64 (_W64) defines these unconditionally, so avoid redefining. */
117 typedef struct tagWCRANGE
123 typedef struct tagGLYPHSET
127 DWORD cGlyphsSupported
;
132 #endif /* compiling for pre-Win2k */
134 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
135 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
138 #define LWA_ALPHA 0x02
140 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
141 later targets by MSVC headers. */
142 #ifndef WS_EX_LAYERED
143 #define WS_EX_LAYERED 0x80000
146 /* SM_CXVIRTUALSCREEN and SM_CYVIRTUALSCREEN are not defined on 95 and
148 #ifndef SM_CXVIRTUALSCREEN
149 #define SM_CXVIRTUALSCREEN 78
151 #ifndef SM_CYVIRTUALSCREEN
152 #define SM_CYVIRTUALSCREEN 79
155 /* This is a frame waiting to be autoraised, within w32_read_socket. */
156 struct frame
*pending_autoraise_frame
;
158 /* The handle of the frame that currently owns the system caret. */
159 HWND w32_system_caret_hwnd
;
160 int w32_system_caret_height
;
161 int w32_system_caret_x
;
162 int w32_system_caret_y
;
163 struct window
*w32_system_caret_window
;
164 int w32_system_caret_hdr_height
;
165 int w32_system_caret_mode_height
;
166 DWORD dwWindowsThreadId
= 0;
167 HANDLE hWindowsThread
= NULL
;
168 DWORD dwMainThreadId
= 0;
169 HANDLE hMainThread
= NULL
;
171 int vertical_scroll_bar_min_handle
;
172 int vertical_scroll_bar_top_border
;
173 int vertical_scroll_bar_bottom_border
;
175 int last_scroll_bar_drag_pos
;
177 /* Keyboard code page - may be changed by language-change events. */
178 int w32_keyboard_codepage
;
180 /* Mouse movement. */
182 /* Where the mouse was last time we reported a mouse event. */
183 static RECT last_mouse_glyph
;
184 static struct frame
*last_mouse_glyph_frame
;
186 /* The scroll bar in which the last motion event occurred.
188 If the last motion event occurred in a scroll bar, we set this
189 so w32_mouse_position can know whether to report a scroll bar motion or
192 If the last motion event didn't occur in a scroll bar, we set this
193 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
194 static Lisp_Object last_mouse_scroll_bar
;
195 static int last_mouse_scroll_bar_pos
;
197 /* This is a hack. We would really prefer that w32_mouse_position would
198 return the time associated with the position it returns, but there
199 doesn't seem to be any way to wrest the time-stamp from the server
200 along with the position query. So, we just keep track of the time
201 of the last movement we received, and return that in hopes that
202 it's somewhat accurate. */
203 static Time last_mouse_movement_time
;
205 /* Incremented by w32_read_socket whenever it really tries to read
207 static int volatile input_signal_count
;
210 int w32_message_fd
= -1;
213 static void w32_handle_tool_bar_click (struct frame
*,
214 struct input_event
*);
215 static void w32_define_cursor (Window
, Cursor
);
217 void x_lower_frame (struct frame
*);
218 void x_scroll_bar_clear (struct frame
*);
219 void x_wm_set_size_hint (struct frame
*, long, bool);
220 void x_raise_frame (struct frame
*);
221 void x_set_window_size (struct frame
*, int, int, int);
222 void x_wm_set_window_state (struct frame
*, int);
223 void x_wm_set_icon_pixmap (struct frame
*, int);
224 static void w32_initialize (void);
225 static void x_update_end (struct frame
*);
226 static void w32_frame_up_to_date (struct frame
*);
227 static void w32_set_terminal_modes (struct terminal
*);
228 static void w32_reset_terminal_modes (struct terminal
*);
229 static void x_clear_frame (struct frame
*);
230 static void frame_highlight (struct frame
*);
231 static void frame_unhighlight (struct frame
*);
232 static void x_new_focus_frame (struct w32_display_info
*,
234 static void x_focus_changed (int, int, struct w32_display_info
*,
235 struct frame
*, struct input_event
*);
236 static void w32_detect_focus_change (struct w32_display_info
*,
237 W32Msg
*, struct input_event
*);
238 static void w32_frame_rehighlight (struct frame
*);
239 static void x_frame_rehighlight (struct w32_display_info
*);
240 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
241 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
242 enum text_cursor_kinds
);
243 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
244 static BOOL
my_show_window (struct frame
*, HWND
, int);
245 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
247 static void my_set_focus (struct frame
*, HWND
);
249 static void my_set_foreground_window (HWND
);
250 static void my_destroy_window (struct frame
*, HWND
);
251 static void w32fullscreen_hook (struct frame
*);
254 static void x_check_font (struct frame
*, struct font
*);
257 static Lisp_Object Qvendor_specific_keysyms
;
258 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
259 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
262 /***********************************************************************
264 ***********************************************************************/
268 /* This is a function useful for recording debugging information about
269 the sequence of occurrences in this file. */
277 struct record event_record
[100];
279 int event_record_index
;
281 record_event (char *locus
, int type
)
283 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
284 event_record_index
= 0;
286 event_record
[event_record_index
].locus
= locus
;
287 event_record
[event_record_index
].type
= type
;
288 event_record_index
++;
295 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
298 if (mask
& GCForeground
)
299 gc
->foreground
= xgcv
->foreground
;
300 if (mask
& GCBackground
)
301 gc
->background
= xgcv
->background
;
303 gc
->font
= xgcv
->font
;
307 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
309 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
311 XChangeGC (ignore
, gc
, mask
, xgcv
);
317 XGetGCValues (void *ignore
, XGCValues
*gc
,
318 unsigned long mask
, XGCValues
*xgcv
)
320 XChangeGC (ignore
, xgcv
, mask
, gc
);
324 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
328 HRGN clip_region
= CreateRectRgnIndirect (rect
);
329 SelectClipRgn (hdc
, clip_region
);
330 DeleteObject (clip_region
);
333 SelectClipRgn (hdc
, NULL
);
336 /* Restore clipping rectangle in S */
338 w32_restore_glyph_string_clip (struct glyph_string
*s
)
341 int n
= s
->num_clips
;
344 w32_set_clip_rectangle (s
->hdc
, r
);
347 HRGN clip1
= CreateRectRgnIndirect (r
);
348 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
349 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
350 SelectClipRgn (s
->hdc
, clip1
);
351 DeleteObject (clip1
);
352 DeleteObject (clip2
);
357 Draw a wavy line under S. The wave fills wave_height pixels from y0.
363 wave_height = 3 | * * * *
368 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
370 int wave_height
= 3, wave_length
= 2;
371 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
372 XRectangle wave_clip
, string_clip
, final_clip
;
373 RECT w32_final_clip
, w32_string_clip
;
377 dy
= wave_height
- 1;
379 y0
= s
->ybase
- wave_height
+ 3;
383 /* Find and set clipping rectangle */
387 wave_clip
.width
= width
;
388 wave_clip
.height
= wave_height
;
390 get_glyph_string_clip_rect (s
, &w32_string_clip
);
391 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
393 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
396 hp
= CreatePen (PS_SOLID
, 0, color
);
397 oldhp
= SelectObject (s
->hdc
, hp
);
398 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
399 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
413 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
417 LineTo (s
->hdc
, x2
, y2
);
419 x2
+= dx
, y2
= y0
+ odd
*dy
;
423 /* Restore previous pen and clipping rectangle(s) */
424 w32_restore_glyph_string_clip (s
);
425 SelectObject (s
->hdc
, oldhp
);
429 /* Draw a hollow rectangle at the specified position. */
431 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
432 int width
, int height
)
437 hb
= CreateSolidBrush (gc
->background
);
438 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
439 oldhb
= SelectObject (hdc
, hb
);
440 oldhp
= SelectObject (hdc
, hp
);
442 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
444 SelectObject (hdc
, oldhb
);
445 SelectObject (hdc
, oldhp
);
450 /* Draw a filled rectangle at the specified position. */
452 w32_fill_rect (struct frame
*f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
456 hb
= CreateSolidBrush (pix
);
457 FillRect (hdc
, lprect
, hb
);
462 w32_clear_window (struct frame
*f
)
465 HDC hdc
= get_frame_dc (f
);
467 /* Under certain conditions, this can be called at startup with
468 a console frame pointer before the GUI frame is created. An HDC
469 of 0 indicates this. */
472 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
473 w32_clear_rect (f
, hdc
, &rect
);
476 release_frame_dc (f
, hdc
);
479 #define OPAQUE_FRAME 255
482 x_set_frame_alpha (struct frame
*f
)
484 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
486 double alpha_min
= 1.0;
489 HWND window
= FRAME_W32_WINDOW (f
);
491 /* Older versions of Windows do not support transparency. */
492 if (!pfnSetLayeredWindowAttributes
)
495 if (dpyinfo
->x_highlight_frame
== f
)
500 if (FLOATP (Vframe_alpha_lower_limit
))
501 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
502 else if (INTEGERP (Vframe_alpha_lower_limit
))
503 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
507 else if (alpha
> 1.0)
509 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
512 opac
= alpha
* OPAQUE_FRAME
;
514 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
516 if (opac
== OPAQUE_FRAME
)
517 ex_style
&= ~WS_EX_LAYERED
;
519 ex_style
|= WS_EX_LAYERED
;
521 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
523 if (opac
!= OPAQUE_FRAME
)
524 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
528 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
530 int pixels
= GetSystemMetrics (SM_CYVIRTUALSCREEN
);
533 /* Fallback for Windows 95 or NT 4.0. */
534 pixels
= GetSystemMetrics (SM_CYSCREEN
);
540 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
542 int pixels
= GetSystemMetrics (SM_CXVIRTUALSCREEN
);
545 /* Fallback for Windows 95 or NT 4.0. */
546 pixels
= GetSystemMetrics (SM_CXSCREEN
);
552 /***********************************************************************
553 Starting and ending an update
554 ***********************************************************************/
556 /* Start an update of frame F. This function is installed as a hook
557 for update_begin, i.e. it is called when update_begin is called.
558 This function is called prior to calls to x_update_window_begin for
559 each window being updated. */
562 x_update_begin (struct frame
*f
)
564 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
566 if (! FRAME_W32_P (f
))
569 /* Regenerate display palette before drawing if list of requested
570 colors has changed. */
571 if (display_info
->regen_palette
)
573 w32_regenerate_palette (f
);
574 display_info
->regen_palette
= FALSE
;
579 /* Start update of window W. Set output_cursor to the cursor
583 x_update_window_begin (struct window
*w
)
585 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
586 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
588 /* Hide the system caret during an update. */
589 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
591 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
594 set_output_cursor (&w
->cursor
);
598 if (f
== hlinfo
->mouse_face_mouse_frame
)
600 /* Don't do highlighting for mouse motion during the update. */
601 hlinfo
->mouse_face_defer
= 1;
603 /* If F needs to be redrawn, simply forget about any prior mouse
605 if (FRAME_GARBAGED_P (f
))
606 hlinfo
->mouse_face_window
= Qnil
;
608 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
609 their mouse_face_p flag set, which means that they are always
610 unequal to rows in a desired matrix which never have that
611 flag set. So, rows containing mouse-face glyphs are never
612 scrolled, and we don't have to switch the mouse highlight off
613 here to prevent it from being scrolled. */
615 /* Can we tell that this update does not affect the window
616 where the mouse highlight is? If so, no need to turn off.
617 Likewise, don't do anything if the frame is garbaged;
618 in that case, the frame's current matrix that we would use
619 is all wrong, and we will redisplay that line anyway. */
620 if (!NILP (hlinfo
->mouse_face_window
)
621 && w
== XWINDOW (hlinfo
->mouse_face_window
))
625 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
626 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
629 if (i
< w
->desired_matrix
->nrows
)
630 clear_mouse_face (hlinfo
);
638 /* Draw a vertical window border from (x,y0) to (x,y1) */
641 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
643 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
653 hdc
= get_frame_dc (f
);
654 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
656 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
658 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
660 release_frame_dc (f
, hdc
);
664 /* End update of window W.
666 Draw vertical borders between horizontally adjacent windows, and
667 display W's cursor if CURSOR_ON_P is non-zero.
669 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
670 glyphs in mouse-face were overwritten. In that case we have to
671 make sure that the mouse-highlight is properly redrawn.
673 W may be a menu bar pseudo-window in case we don't have X toolkit
674 support. Such windows don't have a cursor, so don't display it
678 x_update_window_end (struct window
*w
, bool cursor_on_p
,
679 bool mouse_face_overwritten_p
)
681 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
683 if (!w
->pseudo_window_p
)
688 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
690 output_cursor
.x
, output_cursor
.y
);
692 if (draw_window_fringes (w
, 1))
693 x_draw_vertical_border (w
);
698 /* If a row with mouse-face was overwritten, arrange for
699 XTframe_up_to_date to redisplay the mouse highlight. */
700 if (mouse_face_overwritten_p
)
702 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
703 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
704 hlinfo
->mouse_face_window
= Qnil
;
707 /* Unhide the caret. This won't actually show the cursor, unless it
708 was visible before the corresponding call to HideCaret in
709 x_update_window_begin. */
710 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
712 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
717 /* End update of frame F. This function is installed as a hook in
721 x_update_end (struct frame
*f
)
723 if (! FRAME_W32_P (f
))
726 /* Mouse highlight may be displayed again. */
727 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
731 /* This function is called from various places in xdisp.c
732 whenever a complete update has been performed. */
735 w32_frame_up_to_date (struct frame
*f
)
738 FRAME_MOUSE_UPDATE (f
);
742 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
743 arrow bitmaps, or clear the fringes if no bitmaps are required
744 before DESIRED_ROW is made current. This function is called from
745 update_window_line only if it is known that there are differences
746 between bitmaps to be drawn between current row and DESIRED_ROW. */
749 x_after_update_window_line (struct window
*w
, struct glyph_row
*desired_row
)
756 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
757 desired_row
->redraw_fringe_bitmaps_p
= 1;
759 /* When a window has disappeared, make sure that no rest of
760 full-width rows stays visible in the internal border. Could
761 check here if updated window is the leftmost/rightmost window,
762 but I guess it's not worth doing since vertically split windows
763 are almost never used, internal border is rarely set, and the
764 overhead is very small. */
765 if (windows_or_buffers_changed
766 && desired_row
->full_width_p
767 && (f
= XFRAME (w
->frame
),
768 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
770 && (height
= desired_row
->visible_height
,
773 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
777 HDC hdc
= get_frame_dc (f
);
778 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
779 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
781 release_frame_dc (f
, hdc
);
788 /* Draw the bitmap WHICH in one of the left or right fringes of
789 window W. ROW is the glyph row for which to display the bitmap; it
790 determines the vertical position at which the bitmap has to be
794 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
795 struct draw_fringe_bitmap_params
*p
)
797 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
799 struct face
*face
= p
->face
;
801 hdc
= get_frame_dc (f
);
805 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
807 /* If the fringe is adjacent to the left (right) scroll bar of a
808 leftmost (rightmost, respectively) window, then extend its
809 background to the gap between the fringe and the bar. */
810 if ((WINDOW_LEFTMOST_P (w
)
811 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
812 || (WINDOW_RIGHTMOST_P (w
)
813 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
815 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
819 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
820 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
821 * FRAME_COLUMN_WIDTH (f
));
825 /* Bitmap fills the fringe. */
826 if (bar_area_x
+ bar_area_width
== p
->x
)
827 bx
= bar_area_x
+ sb_width
;
828 else if (p
->x
+ p
->wd
== bar_area_x
)
832 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
834 nx
= bar_area_width
- sb_width
;
835 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
837 ny
= row
->visible_height
;
842 if (bar_area_x
+ bar_area_width
== bx
)
844 bx
= bar_area_x
+ sb_width
;
845 nx
+= bar_area_width
- sb_width
;
847 else if (bx
+ nx
== bar_area_x
)
848 nx
+= bar_area_width
- sb_width
;
853 if (bx
>= 0 && nx
> 0)
854 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
857 /* Must clip because of partially visible lines. */
858 w32_clip_to_row (w
, row
, -1, hdc
);
860 if (p
->which
&& p
->which
< max_fringe_bmp
)
862 HBITMAP pixmap
= fringe_bmp
[p
->which
];
866 compat_hdc
= CreateCompatibleDC (hdc
);
870 horig_obj
= SelectObject (compat_hdc
, pixmap
);
872 /* Paint overlays transparently. */
875 HBRUSH h_brush
, h_orig_brush
;
877 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
878 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
879 h_brush
= CreateSolidBrush (face
->foreground
);
880 h_orig_brush
= SelectObject (hdc
, h_brush
);
882 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
883 compat_hdc
, 0, p
->dh
,
885 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
886 compat_hdc
, 0, p
->dh
,
888 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
889 compat_hdc
, 0, p
->dh
,
892 SelectObject (hdc
, h_orig_brush
);
893 DeleteObject (h_brush
);
897 SetTextColor (hdc
, face
->background
);
898 SetBkColor (hdc
, (p
->cursor_p
899 ? f
->output_data
.w32
->cursor_pixel
900 : face
->foreground
));
902 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
903 compat_hdc
, 0, p
->dh
,
907 SelectObject (compat_hdc
, horig_obj
);
908 DeleteDC (compat_hdc
);
912 w32_set_clip_rectangle (hdc
, NULL
);
914 release_frame_dc (f
, hdc
);
918 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
920 if (which
>= max_fringe_bmp
)
922 int i
= max_fringe_bmp
;
923 max_fringe_bmp
= which
+ 20;
924 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
925 while (i
< max_fringe_bmp
)
929 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
933 w32_destroy_fringe_bitmap (int which
)
935 if (which
>= max_fringe_bmp
)
938 if (fringe_bmp
[which
])
939 DeleteObject (fringe_bmp
[which
]);
940 fringe_bmp
[which
] = 0;
945 /* This is called when starting Emacs and when restarting after
946 suspend. When starting Emacs, no window is mapped. And nothing
947 must be done to Emacs's own window if it is suspended (though that
951 w32_set_terminal_modes (struct terminal
*term
)
955 /* This is called when exiting or suspending Emacs. Exiting will make
956 the W32 windows go away, and suspending requires no action. */
959 w32_reset_terminal_modes (struct terminal
*term
)
965 /***********************************************************************
967 ***********************************************************************/
969 /* Function prototypes of this page. */
971 static void x_set_glyph_string_clipping (struct glyph_string
*);
972 static void x_set_glyph_string_gc (struct glyph_string
*);
973 static void x_draw_glyph_string_background (struct glyph_string
*,
975 static void x_draw_glyph_string_foreground (struct glyph_string
*);
976 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
977 static void x_draw_glyph_string_box (struct glyph_string
*);
978 static void x_draw_glyph_string (struct glyph_string
*);
979 static void x_set_cursor_gc (struct glyph_string
*);
980 static void x_set_mode_line_face_gc (struct glyph_string
*);
981 static void x_set_mouse_face_gc (struct glyph_string
*);
982 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
983 static void w32_setup_relief_color (struct frame
*, struct relief
*,
984 double, int, COLORREF
);
985 static void x_setup_relief_colors (struct glyph_string
*);
986 static void x_draw_image_glyph_string (struct glyph_string
*);
987 static void x_draw_image_relief (struct glyph_string
*);
988 static void x_draw_image_foreground (struct glyph_string
*);
989 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
990 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
992 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
993 int, int, int, int, int, int,
995 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
996 int, int, int, RECT
*);
999 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
1003 x_set_cursor_gc (struct glyph_string
*s
)
1005 if (s
->font
== FRAME_FONT (s
->f
)
1006 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1007 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1009 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1012 /* Cursor on non-default face: must merge. */
1016 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1017 xgcv
.foreground
= s
->face
->background
;
1019 /* If the glyph would be invisible, try a different foreground. */
1020 if (xgcv
.foreground
== xgcv
.background
)
1021 xgcv
.foreground
= s
->face
->foreground
;
1022 if (xgcv
.foreground
== xgcv
.background
)
1023 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1024 if (xgcv
.foreground
== xgcv
.background
)
1025 xgcv
.foreground
= s
->face
->foreground
;
1027 /* Make sure the cursor is distinct from text in this face. */
1028 if (xgcv
.background
== s
->face
->background
1029 && xgcv
.foreground
== s
->face
->foreground
)
1031 xgcv
.background
= s
->face
->foreground
;
1032 xgcv
.foreground
= s
->face
->background
;
1035 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1036 xgcv
.font
= s
->font
;
1037 mask
= GCForeground
| GCBackground
| GCFont
;
1039 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1040 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1043 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1044 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1046 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1051 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1054 x_set_mouse_face_gc (struct glyph_string
*s
)
1059 /* What face has to be used last for the mouse face? */
1060 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1061 face
= FACE_FROM_ID (s
->f
, face_id
);
1063 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1065 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1066 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1068 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1069 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1070 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1072 /* If font in this face is same as S->font, use it. */
1073 if (s
->font
== s
->face
->font
)
1074 s
->gc
= s
->face
->gc
;
1077 /* Otherwise construct scratch_cursor_gc with values from FACE
1082 xgcv
.background
= s
->face
->background
;
1083 xgcv
.foreground
= s
->face
->foreground
;
1084 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1085 xgcv
.font
= s
->font
;
1086 mask
= GCForeground
| GCBackground
| GCFont
;
1088 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1089 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1092 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1093 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1095 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1098 eassert (s
->gc
!= 0);
1102 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1103 Faces to use in the mode line have already been computed when the
1104 matrix was built, so there isn't much to do, here. */
1107 x_set_mode_line_face_gc (struct glyph_string
*s
)
1109 s
->gc
= s
->face
->gc
;
1113 /* Set S->gc of glyph string S for drawing that glyph string. Set
1114 S->stippled_p to a non-zero value if the face of S has a stipple
1118 x_set_glyph_string_gc (struct glyph_string
*s
)
1120 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1122 if (s
->hl
== DRAW_NORMAL_TEXT
)
1124 s
->gc
= s
->face
->gc
;
1125 s
->stippled_p
= s
->face
->stipple
!= 0;
1127 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1129 x_set_mode_line_face_gc (s
);
1130 s
->stippled_p
= s
->face
->stipple
!= 0;
1132 else if (s
->hl
== DRAW_CURSOR
)
1134 x_set_cursor_gc (s
);
1137 else if (s
->hl
== DRAW_MOUSE_FACE
)
1139 x_set_mouse_face_gc (s
);
1140 s
->stippled_p
= s
->face
->stipple
!= 0;
1142 else if (s
->hl
== DRAW_IMAGE_RAISED
1143 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1145 s
->gc
= s
->face
->gc
;
1146 s
->stippled_p
= s
->face
->stipple
!= 0;
1150 s
->gc
= s
->face
->gc
;
1151 s
->stippled_p
= s
->face
->stipple
!= 0;
1154 /* GC must have been set. */
1155 eassert (s
->gc
!= 0);
1159 /* Set clipping for output of glyph string S. S may be part of a mode
1160 line or menu if we don't have X toolkit support. */
1163 x_set_glyph_string_clipping (struct glyph_string
*s
)
1166 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1169 w32_set_clip_rectangle (s
->hdc
, r
);
1172 HRGN clip1
= CreateRectRgnIndirect (r
);
1173 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1174 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1175 SelectClipRgn (s
->hdc
, clip1
);
1176 DeleteObject (clip1
);
1177 DeleteObject (clip2
);
1182 /* Set SRC's clipping for output of glyph string DST. This is called
1183 when we are drawing DST's left_overhang or right_overhang only in
1187 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1188 struct glyph_string
*dst
)
1193 r
.right
= r
.left
+ src
->width
;
1195 r
.bottom
= r
.top
+ src
->height
;
1198 w32_set_clip_rectangle (dst
->hdc
, &r
);
1202 Compute left and right overhang of glyph string S. */
1205 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1208 && s
->first_glyph
->type
== CHAR_GLYPH
1209 && !s
->font_not_found_p
)
1211 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1212 struct font
*font
= s
->font
;
1213 struct font_metrics metrics
;
1216 for (i
= 0; i
< s
->nchars
; i
++)
1217 code
[i
] = s
->char2b
[i
];
1218 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1219 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1220 ? metrics
.rbearing
- metrics
.width
: 0);
1221 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1225 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1226 s
->left_overhang
= -s
->cmp
->lbearing
;
1230 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1233 x_clear_glyph_string_rect (struct glyph_string
*s
,
1234 int x
, int y
, int w
, int h
)
1241 /* Take clipping into account. */
1242 if (s
->gc
->clip_mask
== Rect
)
1244 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1245 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1246 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1247 - s
->gc
->clip_rectangle
.left
);
1248 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1249 - s
->gc
->clip_rectangle
.top
);
1252 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1257 /* Draw the background of glyph_string S. If S->background_filled_p
1258 is non-zero don't draw it. FORCE_P non-zero means draw the
1259 background even if it wouldn't be drawn normally. This is used
1260 when a string preceding S draws into the background of S, or S
1261 contains the first component of a composition. */
1264 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1266 /* Nothing to do if background has already been drawn or if it
1267 shouldn't be drawn in the first place. */
1268 if (!s
->background_filled_p
)
1270 int box_line_width
= max (s
->face
->box_line_width
, 0);
1272 #if 0 /* TODO: stipple */
1275 /* Fill background with a stipple pattern. */
1276 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1277 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1278 s
->y
+ box_line_width
,
1279 s
->background_width
,
1280 s
->height
- 2 * box_line_width
);
1281 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1282 s
->background_filled_p
= 1;
1286 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1287 || s
->font_not_found_p
1288 || s
->extends_to_end_of_line_p
1291 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1292 s
->background_width
,
1293 s
->height
- 2 * box_line_width
);
1294 s
->background_filled_p
= 1;
1300 /* Draw the foreground of glyph string S. */
1303 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1307 /* If first glyph of S has a left box line, start drawing the text
1308 of S to the right of that box line. */
1309 if (s
->face
->box
!= FACE_NO_BOX
1310 && s
->first_glyph
->left_box_line_p
)
1311 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1315 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1316 SetBkColor (s
->hdc
, s
->gc
->background
);
1317 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1319 /* Draw characters of S as rectangles if S's font could not be
1321 if (s
->font_not_found_p
)
1323 for (i
= 0; i
< s
->nchars
; ++i
)
1325 struct glyph
*g
= s
->first_glyph
+ i
;
1327 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1329 x
+= g
->pixel_width
;
1334 struct font
*font
= s
->font
;
1335 int boff
= font
->baseline_offset
;
1339 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1341 if (font
->vertical_centering
)
1342 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1344 y
= s
->ybase
- boff
;
1346 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1347 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1349 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1350 if (s
->face
->overstrike
)
1351 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1353 SelectObject (s
->hdc
, old_font
);
1357 /* Draw the foreground of composite glyph string S. */
1360 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1363 struct font
*font
= s
->font
;
1365 /* If first glyph of S has a left box line, start drawing the text
1366 of S to the right of that box line. */
1367 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1368 && s
->first_glyph
->left_box_line_p
)
1369 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1373 /* S is a glyph string for a composition. S->cmp_from is the index
1374 of the first character drawn for glyphs of this composition.
1375 S->cmp_from == 0 means we are drawing the very first character of
1376 this composition. */
1378 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1379 SetBkColor (s
->hdc
, s
->gc
->background
);
1380 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1382 /* Draw a rectangle for the composition if the font for the very
1383 first character of the composition could not be loaded. */
1384 if (s
->font_not_found_p
)
1386 if (s
->cmp_from
== 0)
1387 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1390 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1395 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1397 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1398 /* TAB in a composition means display glyphs with padding
1399 space on the left or right. */
1400 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1402 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1403 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1405 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1406 if (s
->face
->overstrike
)
1407 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1409 SelectObject (s
->hdc
, old_font
);
1413 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1419 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1421 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1423 glyph
= LGSTRING_GLYPH (gstring
, i
);
1424 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1425 width
+= LGLYPH_WIDTH (glyph
);
1428 int xoff
, yoff
, wadjust
;
1432 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1435 xoff
= LGLYPH_XOFF (glyph
);
1436 yoff
= LGLYPH_YOFF (glyph
);
1437 wadjust
= LGLYPH_WADJUST (glyph
);
1438 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1445 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1447 SelectObject (s
->hdc
, old_font
);
1452 /* Draw the foreground of glyph string S for glyphless characters. */
1455 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1457 struct glyph
*glyph
= s
->first_glyph
;
1460 int with_background
;
1462 /* If first glyph of S has a left box line, start drawing the text
1463 of S to the right of that box line. */
1464 if (s
->face
->box
!= FACE_NO_BOX
1465 && s
->first_glyph
->left_box_line_p
)
1466 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1470 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1471 SetBkColor (s
->hdc
, s
->gc
->background
);
1472 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1475 with_background
= ! (s
->for_overlaps
1476 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1477 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1479 char buf
[7], *str
= NULL
;
1480 int len
= glyph
->u
.glyphless
.len
;
1482 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1485 && CHAR_TABLE_P (Vglyphless_char_display
)
1486 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1490 = (! glyph
->u
.glyphless
.for_no_font
1491 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1492 glyph
->u
.glyphless
.ch
)
1493 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1494 if (STRINGP (acronym
))
1495 str
= SSDATA (acronym
);
1498 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1500 sprintf ((char *) buf
, "%0*X",
1501 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1502 glyph
->u
.glyphless
.ch
);
1506 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1507 w32_draw_rectangle (s
->hdc
, s
->gc
,
1508 x
, s
->ybase
- glyph
->ascent
,
1509 glyph
->pixel_width
- 1,
1510 glyph
->ascent
+ glyph
->descent
- 1);
1513 struct font
*font
= s
->font
;
1514 int upper_len
= (len
+ 1) / 2;
1518 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1519 /* It is certain that all LEN characters in STR are ASCII. */
1520 for (j
= 0; j
< len
; j
++)
1522 code
= font
->driver
->encode_char (font
, str
[j
]);
1523 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1525 font
->driver
->draw (s
, 0, upper_len
,
1526 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1527 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1529 font
->driver
->draw (s
, upper_len
, len
,
1530 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1531 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1533 SelectObject (s
->hdc
, old_font
);
1535 x
+= glyph
->pixel_width
;
1540 /* Brightness beyond which a color won't have its highlight brightness
1543 Nominally, highlight colors for `3d' faces are calculated by
1544 brightening an object's color by a constant scale factor, but this
1545 doesn't yield good results for dark colors, so for colors whose
1546 brightness is less than this value (on a scale of 0-255) have to
1547 use an additional additive factor.
1549 The value here is set so that the default menu-bar/mode-line color
1550 (grey75) will not have its highlights changed at all. */
1551 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1554 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1555 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1556 If this produces the same color as COLOR, try a color where all RGB
1557 values have DELTA added. Return the allocated color in *COLOR.
1558 DISPLAY is the X display, CMAP is the colormap to operate on.
1559 Value is non-zero if successful. */
1562 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1563 double factor
, int delta
)
1568 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1571 /* Change RGB values by specified FACTOR. Avoid overflow! */
1572 eassert (factor
>= 0);
1573 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1574 min (0xff, factor
* GetGValue (*color
)),
1575 min (0xff, factor
* GetBValue (*color
)));
1577 /* Calculate brightness of COLOR. */
1578 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1579 + GetBValue (*color
)) / 6;
1581 /* We only boost colors that are darker than
1582 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1583 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1584 /* Make an additive adjustment to NEW, because it's dark enough so
1585 that scaling by FACTOR alone isn't enough. */
1587 /* How far below the limit this color is (0 - 1, 1 being darker). */
1588 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1589 /* The additive adjustment. */
1590 int min_delta
= delta
* dimness
* factor
/ 2;
1593 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1594 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1595 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1597 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1598 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1599 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1603 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1604 max (0, min (0xff, delta
+ GetGValue (*color
))),
1605 max (0, min (0xff, delta
+ GetBValue (*color
))));
1607 /* TODO: Map to palette and retry with delta if same? */
1608 /* TODO: Free colors (if using palette)? */
1618 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1619 colors in COLORS. On W32, we no longer try to map colors to
1622 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1626 for (i
= 0; i
< ncolors
; i
++)
1628 DWORD pixel
= colors
[i
].pixel
;
1629 /* Convert to a 16 bit value in range 0 - 0xffff. */
1630 colors
[i
].red
= GetRValue (pixel
) * 257;
1631 colors
[i
].green
= GetGValue (pixel
) * 257;
1632 colors
[i
].blue
= GetBValue (pixel
) * 257;
1637 x_query_color (struct frame
*f
, XColor
*color
)
1639 x_query_colors (f
, color
, 1);
1643 /* Set up the foreground color for drawing relief lines of glyph
1644 string S. RELIEF is a pointer to a struct relief containing the GC
1645 with which lines will be drawn. Use a color that is FACTOR or
1646 DELTA lighter or darker than the relief's background which is found
1647 in S->f->output_data.x->relief_background. If such a color cannot
1648 be allocated, use DEFAULT_PIXEL, instead. */
1651 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1652 int delta
, COLORREF default_pixel
)
1655 struct w32_output
*di
= f
->output_data
.w32
;
1656 unsigned long mask
= GCForeground
;
1658 COLORREF background
= di
->relief_background
;
1659 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1661 /* TODO: Free colors (if using palette)? */
1663 /* Allocate new color. */
1664 xgcv
.foreground
= default_pixel
;
1666 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1668 relief
->allocated_p
= 1;
1669 xgcv
.foreground
= relief
->pixel
= pixel
;
1672 if (relief
->gc
== 0)
1674 #if 0 /* TODO: stipple */
1675 xgcv
.stipple
= dpyinfo
->gray
;
1678 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1681 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1685 /* Set up colors for the relief lines around glyph string S. */
1688 x_setup_relief_colors (struct glyph_string
*s
)
1690 struct w32_output
*di
= s
->f
->output_data
.w32
;
1693 if (s
->face
->use_box_color_for_shadows_p
)
1694 color
= s
->face
->box_color
;
1695 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1697 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1698 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1700 color
= s
->gc
->background
;
1702 if (di
->white_relief
.gc
== 0
1703 || color
!= di
->relief_background
)
1705 di
->relief_background
= color
;
1706 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1707 WHITE_PIX_DEFAULT (s
->f
));
1708 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1709 BLACK_PIX_DEFAULT (s
->f
));
1714 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1715 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1716 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1717 relief. LEFT_P non-zero means draw a relief on the left side of
1718 the rectangle. RIGHT_P non-zero means draw a relief on the right
1719 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1723 w32_draw_relief_rect (struct frame
*f
,
1724 int left_x
, int top_y
, int right_x
, int bottom_y
,
1725 int width
, int raised_p
,
1726 int top_p
, int bot_p
, int left_p
, int right_p
,
1731 HDC hdc
= get_frame_dc (f
);
1734 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1736 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1738 w32_set_clip_rectangle (hdc
, clip_rect
);
1742 for (i
= 0; i
< width
; ++i
)
1743 w32_fill_area (f
, hdc
, gc
.foreground
,
1744 left_x
+ i
* left_p
, top_y
+ i
,
1745 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1749 for (i
= 0; i
< width
; ++i
)
1750 w32_fill_area (f
, hdc
, gc
.foreground
,
1751 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1752 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1755 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1757 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1761 for (i
= 0; i
< width
; ++i
)
1762 w32_fill_area (f
, hdc
, gc
.foreground
,
1763 left_x
+ i
* left_p
, bottom_y
- i
,
1764 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1768 for (i
= 0; i
< width
; ++i
)
1769 w32_fill_area (f
, hdc
, gc
.foreground
,
1770 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1771 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1773 w32_set_clip_rectangle (hdc
, NULL
);
1775 release_frame_dc (f
, hdc
);
1779 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1780 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1781 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1782 left side of the rectangle. RIGHT_P non-zero means draw a line
1783 on the right side of the rectangle. CLIP_RECT is the clipping
1784 rectangle to use when drawing. */
1787 w32_draw_box_rect (struct glyph_string
*s
,
1788 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1789 int left_p
, int right_p
, RECT
*clip_rect
)
1791 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1794 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1795 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1800 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1801 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1805 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1806 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1811 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1812 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1815 w32_set_clip_rectangle (s
->hdc
, NULL
);
1819 /* Draw a box around glyph string S. */
1822 x_draw_glyph_string_box (struct glyph_string
*s
)
1824 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1825 int left_p
, right_p
;
1826 struct glyph
*last_glyph
;
1829 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1830 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1831 : window_box_right (s
->w
, s
->area
));
1833 /* The glyph that may have a right box line. */
1834 last_glyph
= (s
->cmp
|| s
->img
1836 : s
->first_glyph
+ s
->nchars
- 1);
1838 width
= eabs (s
->face
->box_line_width
);
1839 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1841 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1843 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1845 bottom_y
= top_y
+ s
->height
- 1;
1847 left_p
= (s
->first_glyph
->left_box_line_p
1848 || (s
->hl
== DRAW_MOUSE_FACE
1850 || s
->prev
->hl
!= s
->hl
)));
1851 right_p
= (last_glyph
->right_box_line_p
1852 || (s
->hl
== DRAW_MOUSE_FACE
1854 || s
->next
->hl
!= s
->hl
)));
1856 get_glyph_string_clip_rect (s
, &clip_rect
);
1858 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1859 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1860 left_p
, right_p
, &clip_rect
);
1863 x_setup_relief_colors (s
);
1864 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1865 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1870 /* Draw foreground of image glyph string S. */
1873 x_draw_image_foreground (struct glyph_string
*s
)
1876 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1878 /* If first glyph of S has a left box line, start drawing it to the
1879 right of that line. */
1880 if (s
->face
->box
!= FACE_NO_BOX
1881 && s
->first_glyph
->left_box_line_p
1883 x
+= eabs (s
->face
->box_line_width
);
1885 /* If there is a margin around the image, adjust x- and y-position
1887 if (s
->slice
.x
== 0)
1888 x
+= s
->img
->hmargin
;
1889 if (s
->slice
.y
== 0)
1890 y
+= s
->img
->vmargin
;
1896 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1897 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1898 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1899 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1900 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1901 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1902 x_set_glyph_string_clipping (s
);
1906 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1907 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1909 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1910 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1912 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1913 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1914 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1915 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1916 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1917 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1919 SelectObject (mask_dc
, mask_orig_obj
);
1924 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1925 SetBkColor (s
->hdc
, s
->gc
->background
);
1927 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1928 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1930 /* When the image has a mask, we can expect that at
1931 least part of a mouse highlight or a block cursor will
1932 be visible. If the image doesn't have a mask, make
1933 a block cursor visible by drawing a rectangle around
1934 the image. I believe it's looking better if we do
1935 nothing here for mouse-face. */
1936 if (s
->hl
== DRAW_CURSOR
)
1938 int r
= s
->img
->relief
;
1940 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1941 s
->slice
.width
+ r
*2 - 1,
1942 s
->slice
.height
+ r
*2 - 1);
1946 w32_set_clip_rectangle (s
->hdc
, NULL
);
1947 SelectObject (s
->hdc
, orig_brush
);
1948 DeleteObject (fg_brush
);
1949 SelectObject (compat_hdc
, orig_obj
);
1950 DeleteDC (compat_hdc
);
1953 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1954 s
->slice
.width
- 1, s
->slice
.height
- 1);
1956 RestoreDC (s
->hdc
,-1);
1960 /* Draw a relief around the image glyph string S. */
1963 x_draw_image_relief (struct glyph_string
*s
)
1965 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1968 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1970 /* If first glyph of S has a left box line, start drawing it to the
1971 right of that line. */
1972 if (s
->face
->box
!= FACE_NO_BOX
1973 && s
->first_glyph
->left_box_line_p
1975 x
+= eabs (s
->face
->box_line_width
);
1977 /* If there is a margin around the image, adjust x- and y-position
1979 if (s
->slice
.x
== 0)
1980 x
+= s
->img
->hmargin
;
1981 if (s
->slice
.y
== 0)
1982 y
+= s
->img
->vmargin
;
1984 if (s
->hl
== DRAW_IMAGE_SUNKEN
1985 || s
->hl
== DRAW_IMAGE_RAISED
)
1987 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1988 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1989 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1993 thick
= eabs (s
->img
->relief
);
1994 raised_p
= s
->img
->relief
> 0;
1997 x1
= x
+ s
->slice
.width
- 1;
1998 y1
= y
+ s
->slice
.height
- 1;
1999 top_p
= bot_p
= left_p
= right_p
= 0;
2001 if (s
->slice
.x
== 0)
2002 x
-= thick
, left_p
= 1;
2003 if (s
->slice
.y
== 0)
2004 y
-= thick
, top_p
= 1;
2005 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
2006 x1
+= thick
, right_p
= 1;
2007 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
2008 y1
+= thick
, bot_p
= 1;
2010 x_setup_relief_colors (s
);
2011 get_glyph_string_clip_rect (s
, &r
);
2012 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2013 top_p
, bot_p
, left_p
, right_p
, &r
);
2017 /* Draw the foreground of image glyph string S to PIXMAP. */
2020 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2022 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2023 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2025 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2027 /* If first glyph of S has a left box line, start drawing it to the
2028 right of that line. */
2029 if (s
->face
->box
!= FACE_NO_BOX
2030 && s
->first_glyph
->left_box_line_p
2032 x
+= eabs (s
->face
->box_line_width
);
2034 /* If there is a margin around the image, adjust x- and y-position
2036 if (s
->slice
.x
== 0)
2037 x
+= s
->img
->hmargin
;
2038 if (s
->slice
.y
== 0)
2039 y
+= s
->img
->vmargin
;
2043 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2044 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2045 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2046 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2050 HDC mask_dc
= CreateCompatibleDC (hdc
);
2051 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2053 SetTextColor (hdc
, RGB (0, 0, 0));
2054 SetBkColor (hdc
, RGB (255, 255, 255));
2055 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2056 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2057 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2058 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2059 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2060 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2062 SelectObject (mask_dc
, mask_orig_obj
);
2067 SetTextColor (hdc
, s
->gc
->foreground
);
2068 SetBkColor (hdc
, s
->gc
->background
);
2070 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2071 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2073 /* When the image has a mask, we can expect that at
2074 least part of a mouse highlight or a block cursor will
2075 be visible. If the image doesn't have a mask, make
2076 a block cursor visible by drawing a rectangle around
2077 the image. I believe it's looking better if we do
2078 nothing here for mouse-face. */
2079 if (s
->hl
== DRAW_CURSOR
)
2081 int r
= s
->img
->relief
;
2083 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2084 s
->slice
.width
+ r
*2 - 1,
2085 s
->slice
.height
+ r
*2 - 1);
2089 SelectObject (hdc
, orig_brush
);
2090 DeleteObject (fg_brush
);
2091 SelectObject (compat_hdc
, orig_obj
);
2092 DeleteDC (compat_hdc
);
2095 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2096 s
->slice
.width
- 1, s
->slice
.height
- 1);
2098 SelectObject (hdc
, orig_hdc_obj
);
2103 /* Draw part of the background of glyph string S. X, Y, W, and H
2104 give the rectangle to draw. */
2107 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2109 #if 0 /* TODO: stipple */
2112 /* Fill background with a stipple pattern. */
2113 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2114 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2115 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2119 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2123 /* Draw image glyph string S.
2126 s->x +-------------------------
2129 | +-------------------------
2132 | | +-------------------
2138 x_draw_image_glyph_string (struct glyph_string
*s
)
2141 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2142 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2146 height
= s
->height
- 2 * box_line_vwidth
;
2148 /* Fill background with face under the image. Do it only if row is
2149 taller than image or if image has a clip mask to reduce
2151 s
->stippled_p
= s
->face
->stipple
!= 0;
2152 if (height
> s
->slice
.height
2156 || s
->img
->pixmap
== 0
2157 || s
->width
!= s
->background_width
)
2160 if (s
->first_glyph
->left_box_line_p
2162 x
+= box_line_hwidth
;
2165 if (s
->slice
.y
== 0)
2166 y
+= box_line_vwidth
;
2168 #if 0 /* TODO: figure out if we need to do this on Windows. */
2171 /* Create a pixmap as large as the glyph string. Fill it
2172 with the background color. Copy the image to it, using
2173 its mask. Copy the temporary pixmap to the display. */
2174 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2175 int depth
= DefaultDepthOfScreen (screen
);
2177 /* Create a pixmap as large as the glyph string. */
2178 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2179 s
->background_width
,
2182 /* Don't clip in the following because we're working on the
2184 XSetClipMask (s
->display
, s
->gc
, None
);
2186 /* Fill the pixmap with the background color/stipple. */
2189 /* Fill background with a stipple pattern. */
2190 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2191 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2192 0, 0, s
->background_width
, s
->height
);
2193 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2198 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2200 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2201 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2202 0, 0, s
->background_width
, s
->height
);
2203 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2208 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2210 s
->background_filled_p
= 1;
2213 /* Draw the foreground. */
2216 w32_draw_image_foreground_1 (s
, pixmap
);
2217 x_set_glyph_string_clipping (s
);
2219 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2220 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2221 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2222 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2224 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2225 SetBkColor (s
->hdc
, s
->gc
->background
);
2226 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2227 compat_hdc
, 0, 0, SRCCOPY
);
2229 SelectObject (s
->hdc
, orig_brush
);
2230 DeleteObject (fg_brush
);
2231 SelectObject (compat_hdc
, orig_obj
);
2232 DeleteDC (compat_hdc
);
2234 DeleteObject (pixmap
);
2238 x_draw_image_foreground (s
);
2240 /* If we must draw a relief around the image, do it. */
2242 || s
->hl
== DRAW_IMAGE_RAISED
2243 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2244 x_draw_image_relief (s
);
2248 /* Draw stretch glyph string S. */
2251 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2253 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2255 if (s
->hl
== DRAW_CURSOR
2256 && !x_stretch_cursor_p
)
2258 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2259 wide as the stretch glyph. */
2260 int width
, background_width
= s
->background_width
;
2263 if (!s
->row
->reversed_p
)
2265 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2269 background_width
-= left_x
- x
;
2275 /* In R2L rows, draw the cursor on the right edge of the
2277 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2279 if (x
+ background_width
> right_x
)
2280 background_width
-= x
- right_x
;
2281 x
+= background_width
;
2283 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2284 if (s
->row
->reversed_p
)
2288 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2290 /* Clear rest using the GC of the original non-cursor face. */
2291 if (width
< background_width
)
2293 XGCValues
*gc
= s
->face
->gc
;
2295 int w
= background_width
- width
, h
= s
->height
;
2299 if (!s
->row
->reversed_p
)
2303 if (s
->row
->mouse_face_p
2304 && cursor_in_mouse_face_p (s
->w
))
2306 x_set_mouse_face_gc (s
);
2312 get_glyph_string_clip_rect (s
, &r
);
2313 w32_set_clip_rectangle (hdc
, &r
);
2315 #if 0 /* TODO: stipple */
2316 if (s
->face
->stipple
)
2318 /* Fill background with a stipple pattern. */
2319 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2320 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2321 XSetFillStyle (s
->display
, gc
, FillSolid
);
2326 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2330 else if (!s
->background_filled_p
)
2332 int background_width
= s
->background_width
;
2333 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2335 /* Don't draw into left margin, fringe or scrollbar area
2336 except for header line and mode line. */
2337 if (x
< left_x
&& !s
->row
->mode_line_p
)
2339 background_width
-= left_x
- x
;
2342 if (background_width
> 0)
2343 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2346 s
->background_filled_p
= 1;
2350 /* Draw glyph string S. */
2353 x_draw_glyph_string (struct glyph_string
*s
)
2355 bool relief_drawn_p
= 0;
2357 /* If S draws into the background of its successor, draw the
2358 background of the successor first so that S can draw into it.
2359 This makes S->next use XDrawString instead of XDrawImageString. */
2360 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2363 struct glyph_string
*next
;
2364 for (width
= 0, next
= s
->next
;
2365 next
&& width
< s
->right_overhang
;
2366 width
+= next
->width
, next
= next
->next
)
2367 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2369 x_set_glyph_string_gc (next
);
2370 x_set_glyph_string_clipping (next
);
2371 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2372 x_draw_stretch_glyph_string (next
);
2374 x_draw_glyph_string_background (next
, 1);
2375 next
->num_clips
= 0;
2379 /* Set up S->gc, set clipping and draw S. */
2380 x_set_glyph_string_gc (s
);
2382 /* Draw relief (if any) in advance for char/composition so that the
2383 glyph string can be drawn over it. */
2384 if (!s
->for_overlaps
2385 && s
->face
->box
!= FACE_NO_BOX
2386 && (s
->first_glyph
->type
== CHAR_GLYPH
2387 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2390 x_set_glyph_string_clipping (s
);
2391 x_draw_glyph_string_background (s
, 1);
2392 x_draw_glyph_string_box (s
);
2393 x_set_glyph_string_clipping (s
);
2396 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2398 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2399 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2400 /* We must clip just this glyph. left_overhang part has already
2401 drawn when s->prev was drawn, and right_overhang part will be
2402 drawn later when s->next is drawn. */
2403 x_set_glyph_string_clipping_exactly (s
, s
);
2405 x_set_glyph_string_clipping (s
);
2407 switch (s
->first_glyph
->type
)
2410 x_draw_image_glyph_string (s
);
2414 x_draw_stretch_glyph_string (s
);
2418 if (s
->for_overlaps
)
2419 s
->background_filled_p
= 1;
2421 x_draw_glyph_string_background (s
, 0);
2422 x_draw_glyph_string_foreground (s
);
2425 case COMPOSITE_GLYPH
:
2426 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2427 && ! s
->first_glyph
->u
.cmp
.automatic
))
2428 s
->background_filled_p
= 1;
2430 x_draw_glyph_string_background (s
, 1);
2431 x_draw_composite_glyph_string_foreground (s
);
2434 case GLYPHLESS_GLYPH
:
2435 if (s
->for_overlaps
)
2436 s
->background_filled_p
= 1;
2438 x_draw_glyph_string_background (s
, 0);
2439 x_draw_glyphless_glyph_string_foreground (s
);
2446 if (!s
->for_overlaps
)
2448 /* Draw underline. */
2449 if (s
->face
->underline_p
)
2451 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2455 if (s
->face
->underline_defaulted_p
)
2456 color
= s
->gc
->foreground
;
2458 color
= s
->face
->underline_color
;
2460 w32_draw_underwave (s
, color
);
2462 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2464 unsigned long thickness
, position
;
2467 if (s
->prev
&& s
->prev
->face
->underline_p
2468 && s
->prev
->face
->underline_type
== FACE_UNDER_LINE
)
2470 /* We use the same underline style as the previous one. */
2471 thickness
= s
->prev
->underline_thickness
;
2472 position
= s
->prev
->underline_position
;
2476 /* Get the underline thickness. Default is 1 pixel. */
2477 if (s
->font
&& s
->font
->underline_thickness
> 0)
2478 thickness
= s
->font
->underline_thickness
;
2481 if (x_underline_at_descent_line
)
2482 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2485 /* Get the underline position. This is the recommended
2486 vertical offset in pixels from the baseline to the top of
2487 the underline. This is a signed value according to the
2488 specs, and its default is
2490 ROUND ((maximum_descent) / 2), with
2491 ROUND (x) = floor (x + 0.5) */
2493 if (x_use_underline_position_properties
2494 && s
->font
&& s
->font
->underline_position
>= 0)
2495 position
= s
->font
->underline_position
;
2497 position
= (s
->font
->descent
+ 1) / 2;
2499 position
= max (position
, underline_minimum_offset
);
2501 /* Check the sanity of thickness and position. We should
2502 avoid drawing underline out of the current line area. */
2503 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2504 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2505 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2506 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2507 s
->underline_thickness
= thickness
;
2508 s
->underline_position
=position
;
2509 y
= s
->ybase
+ position
;
2510 if (s
->face
->underline_defaulted_p
)
2512 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2517 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2522 /* Draw overline. */
2523 if (s
->face
->overline_p
)
2525 unsigned long dy
= 0, h
= 1;
2527 if (s
->face
->overline_color_defaulted_p
)
2529 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2530 s
->y
+ dy
, s
->width
, h
);
2534 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2535 s
->y
+ dy
, s
->width
, h
);
2539 /* Draw strike-through. */
2540 if (s
->face
->strike_through_p
2541 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2543 unsigned long h
= 1;
2544 unsigned long dy
= (s
->height
- h
) / 2;
2546 if (s
->face
->strike_through_color_defaulted_p
)
2548 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2553 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2554 s
->y
+ dy
, s
->width
, h
);
2558 /* Draw relief if not yet drawn. */
2559 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2560 x_draw_glyph_string_box (s
);
2564 struct glyph_string
*prev
;
2566 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2567 if (prev
->hl
!= s
->hl
2568 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2570 /* As prev was drawn while clipped to its own area, we
2571 must draw the right_overhang part using s->hl now. */
2572 enum draw_glyphs_face save
= prev
->hl
;
2575 x_set_glyph_string_gc (prev
);
2576 x_set_glyph_string_clipping_exactly (s
, prev
);
2577 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2578 x_draw_glyph_string_foreground (prev
);
2580 x_draw_composite_glyph_string_foreground (prev
);
2581 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2583 prev
->num_clips
= 0;
2589 struct glyph_string
*next
;
2591 for (next
= s
->next
; next
; next
= next
->next
)
2592 if (next
->hl
!= s
->hl
2593 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2595 /* As next will be drawn while clipped to its own area,
2596 we must draw the left_overhang part using s->hl now. */
2597 enum draw_glyphs_face save
= next
->hl
;
2600 x_set_glyph_string_gc (next
);
2601 x_set_glyph_string_clipping_exactly (s
, next
);
2602 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2603 x_draw_glyph_string_foreground (next
);
2605 x_draw_composite_glyph_string_foreground (next
);
2606 w32_set_clip_rectangle (next
->hdc
, NULL
);
2608 next
->num_clips
= 0;
2609 next
->clip_head
= s
->next
;
2614 /* Reset clipping. */
2615 w32_set_clip_rectangle (s
->hdc
, NULL
);
2620 /* Shift display to make room for inserted glyphs. */
2623 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2624 int width
, int height
, int shift_by
)
2628 hdc
= get_frame_dc (f
);
2629 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2630 hdc
, x
, y
, SRCCOPY
);
2632 release_frame_dc (f
, hdc
);
2636 /* Delete N glyphs at the nominal cursor position. Not implemented
2640 x_delete_glyphs (struct frame
*f
, register int n
)
2642 if (! FRAME_W32_P (f
))
2649 /* Clear entire frame. */
2652 x_clear_frame (struct frame
*f
)
2654 if (! FRAME_W32_P (f
))
2657 /* Clearing the frame will erase any cursor, so mark them all as no
2659 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2660 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2661 output_cursor
.x
= -1;
2663 /* We don't set the output cursor here because there will always
2664 follow an explicit cursor_to. */
2667 w32_clear_window (f
);
2669 /* We have to clear the scroll bars, too. If we have changed
2670 colors or something like that, then they should be notified. */
2671 x_scroll_bar_clear (f
);
2677 /* Make audible bell. */
2680 w32_ring_bell (struct frame
*f
)
2684 if (FRAME_W32_P (f
) && visible_bell
)
2687 HWND hwnd
= FRAME_W32_WINDOW (f
);
2689 for (i
= 0; i
< 5; i
++)
2691 FlashWindow (hwnd
, TRUE
);
2694 FlashWindow (hwnd
, FALSE
);
2697 w32_sys_ring_bell (f
);
2703 /* Specify how many text lines, from the top of the window,
2704 should be affected by insert-lines and delete-lines operations.
2705 This, and those operations, are used only within an update
2706 that is bounded by calls to x_update_begin and x_update_end. */
2709 w32_set_terminal_window (struct frame
*f
, int n
)
2711 /* This function intentionally left blank. */
2715 /***********************************************************************
2717 ***********************************************************************/
2719 /* Perform an insert-lines or delete-lines operation, inserting N
2720 lines or deleting -N lines at vertical position VPOS. */
2723 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2725 if (! FRAME_W32_P (f
))
2732 /* Scroll part of the display as described by RUN. */
2735 x_scroll_run (struct window
*w
, struct run
*run
)
2737 struct frame
*f
= XFRAME (w
->frame
);
2738 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2739 HWND hwnd
= FRAME_W32_WINDOW (f
);
2742 /* Get frame-relative bounding box of the text display area of W,
2743 without mode lines. Include in this box the left and right
2745 window_box (w
, -1, &x
, &y
, &width
, &height
);
2747 /* If the fringe is adjacent to the left (right) scroll bar of a
2748 leftmost (rightmost, respectively) window, then extend its
2749 background to the gap between the fringe and the bar. */
2750 if ((WINDOW_LEFTMOST_P (w
)
2751 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2752 || (WINDOW_RIGHTMOST_P (w
)
2753 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2755 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2759 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2760 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2761 * FRAME_COLUMN_WIDTH (f
));
2763 if (bar_area_x
+ bar_area_width
== x
)
2765 x
= bar_area_x
+ sb_width
;
2766 width
+= bar_area_width
- sb_width
;
2768 else if (x
+ width
== bar_area_x
)
2769 width
+= bar_area_width
- sb_width
;
2773 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2774 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2775 bottom_y
= y
+ height
;
2779 /* Scrolling up. Make sure we don't copy part of the mode
2780 line at the bottom. */
2781 if (from_y
+ run
->height
> bottom_y
)
2782 height
= bottom_y
- from_y
;
2784 height
= run
->height
;
2785 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2789 /* Scrolling down. Make sure we don't copy over the mode line.
2791 if (to_y
+ run
->height
> bottom_y
)
2792 height
= bottom_y
- to_y
;
2794 height
= run
->height
;
2795 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2800 /* Cursor off. Will be switched on again in x_update_window_end. */
2806 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2807 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2809 from
.left
= to
.left
= x
;
2810 from
.right
= to
.right
= x
+ width
;
2812 from
.bottom
= from_y
+ height
;
2814 to
.bottom
= bottom_y
;
2816 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2817 NULL
, SW_INVALIDATE
);
2819 /* Combine this with what we expect to be dirty. This covers the
2820 case where not all of the region we expect is actually dirty. */
2821 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2823 /* If the dirty region is not what we expected, redraw the entire frame. */
2824 if (!EqualRgn (combined
, expect_dirty
))
2825 SET_FRAME_GARBAGED (f
);
2827 DeleteObject (dirty
);
2828 DeleteObject (combined
);
2832 DeleteObject (expect_dirty
);
2837 /***********************************************************************
2839 ***********************************************************************/
2842 frame_highlight (struct frame
*f
)
2844 x_update_cursor (f
, 1);
2845 x_set_frame_alpha (f
);
2849 frame_unhighlight (struct frame
*f
)
2851 x_update_cursor (f
, 1);
2852 x_set_frame_alpha (f
);
2855 /* The focus has changed. Update the frames as necessary to reflect
2856 the new situation. Note that we can't change the selected frame
2857 here, because the Lisp code we are interrupting might become confused.
2858 Each event gets marked with the frame in which it occurred, so the
2859 Lisp code can tell when the switch took place by examining the events. */
2862 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2864 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2866 if (frame
!= dpyinfo
->w32_focus_frame
)
2868 /* Set this before calling other routines, so that they see
2869 the correct value of w32_focus_frame. */
2870 dpyinfo
->w32_focus_frame
= frame
;
2872 if (old_focus
&& old_focus
->auto_lower
)
2873 x_lower_frame (old_focus
);
2875 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2876 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2878 pending_autoraise_frame
= 0;
2881 x_frame_rehighlight (dpyinfo
);
2885 /* Handle FocusIn and FocusOut state changes for FRAME.
2886 If FRAME has focus and there exists more than one frame, puts
2887 a FOCUS_IN_EVENT into *BUFP. */
2890 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2891 struct frame
*frame
, struct input_event
*bufp
)
2893 if (type
== WM_SETFOCUS
)
2895 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2897 x_new_focus_frame (dpyinfo
, frame
);
2898 dpyinfo
->w32_focus_event_frame
= frame
;
2900 /* Don't stop displaying the initial startup message
2901 for a switch-frame event we don't need. */
2902 if (NILP (Vterminal_frame
)
2903 && CONSP (Vframe_list
)
2904 && !NILP (XCDR (Vframe_list
)))
2913 bufp
->kind
= FOCUS_IN_EVENT
;
2914 XSETFRAME (bufp
->frame_or_window
, frame
);
2917 frame
->output_data
.x
->focus_state
|= state
;
2919 /* TODO: IME focus? */
2921 else if (type
== WM_KILLFOCUS
)
2923 frame
->output_data
.x
->focus_state
&= ~state
;
2925 if (dpyinfo
->w32_focus_event_frame
== frame
)
2927 dpyinfo
->w32_focus_event_frame
= 0;
2928 x_new_focus_frame (dpyinfo
, 0);
2930 bufp
->kind
= FOCUS_OUT_EVENT
;
2931 XSETFRAME (bufp
->frame_or_window
, frame
);
2934 /* TODO: IME focus? */
2939 /* The focus may have changed. Figure out if it is a real focus change,
2940 by checking both FocusIn/Out and Enter/LeaveNotify events.
2942 Returns FOCUS_IN_EVENT event in *BUFP. */
2945 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2946 struct input_event
*bufp
)
2948 struct frame
*frame
;
2950 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2954 /* On w32, this is only called from focus events, so no switch needed. */
2955 x_focus_changed (event
->msg
.message
,
2956 (event
->msg
.message
== WM_KILLFOCUS
?
2957 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2958 dpyinfo
, frame
, bufp
);
2962 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2965 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2967 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2970 /* The focus has changed, or we have redirected a frame's focus to
2971 another frame (this happens when a frame uses a surrogate
2972 mini-buffer frame). Shift the highlight as appropriate.
2974 The FRAME argument doesn't necessarily have anything to do with which
2975 frame is being highlighted or un-highlighted; we only use it to find
2976 the appropriate X display info. */
2979 w32_frame_rehighlight (struct frame
*frame
)
2981 if (! FRAME_W32_P (frame
))
2983 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2987 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2989 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2991 if (dpyinfo
->w32_focus_frame
)
2993 dpyinfo
->x_highlight_frame
2994 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2995 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2996 : dpyinfo
->w32_focus_frame
);
2997 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2999 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
3000 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
3004 dpyinfo
->x_highlight_frame
= 0;
3006 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
3009 frame_unhighlight (old_highlight
);
3010 if (dpyinfo
->x_highlight_frame
)
3011 frame_highlight (dpyinfo
->x_highlight_frame
);
3015 /* Keyboard processing - modifier keys, etc. */
3017 /* Convert a keysym to its name. */
3020 x_get_keysym_name (int keysym
)
3022 /* Make static so we can always return it */
3023 static char value
[100];
3026 GetKeyNameText (keysym
, value
, 100);
3033 codepage_for_locale (LCID locale
)
3037 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3044 /* Mouse clicks and mouse movement. Rah. */
3046 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3047 the state in PUP. XBUTTON provides extra information for extended mouse
3048 button messages. Returns FALSE if unable to parse the message. */
3050 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3057 case WM_LBUTTONDOWN
:
3065 case WM_MBUTTONDOWN
:
3066 if (NILP (Vw32_swap_mouse_buttons
))
3073 if (NILP (Vw32_swap_mouse_buttons
))
3079 case WM_RBUTTONDOWN
:
3080 if (NILP (Vw32_swap_mouse_buttons
))
3087 if (NILP (Vw32_swap_mouse_buttons
))
3093 case WM_XBUTTONDOWN
:
3094 button
= xbutton
+ 2;
3098 button
= xbutton
+ 2;
3106 if (pbutton
) *pbutton
= button
;
3112 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3114 If the event is a button press, then note that we have grabbed
3118 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3123 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3126 /* Make the event type NO_EVENT; we'll change that when we decide
3128 result
->kind
= MOUSE_CLICK_EVENT
;
3129 result
->code
= button
;
3130 result
->timestamp
= msg
->msg
.time
;
3131 result
->modifiers
= (msg
->dwModifiers
3136 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3137 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3138 XSETFRAME (result
->frame_or_window
, f
);
3144 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3149 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3152 result
->timestamp
= msg
->msg
.time
;
3154 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3155 forward, away from the user (up); a negative value indicates that
3156 the wheel was rotated backward, toward the user (down). */
3157 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3159 /* The up and down modifiers indicate if the wheel was rotated up or
3160 down based on WHEEL_DELTA value. */
3161 result
->modifiers
= (msg
->dwModifiers
3162 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3164 /* With multiple monitors, we can legitimately get negative
3165 coordinates, so cast to short to interpret them correctly. */
3166 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3167 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3168 ScreenToClient (msg
->msg
.hwnd
, &p
);
3169 XSETINT (result
->x
, p
.x
);
3170 XSETINT (result
->y
, p
.y
);
3171 XSETFRAME (result
->frame_or_window
, f
);
3177 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3187 result
->kind
= DRAG_N_DROP_EVENT
;
3189 result
->timestamp
= msg
->msg
.time
;
3190 result
->modifiers
= msg
->dwModifiers
;
3192 hdrop
= (HDROP
) msg
->msg
.wParam
;
3193 DragQueryPoint (hdrop
, &p
);
3196 p
.x
= LOWORD (msg
->msg
.lParam
);
3197 p
.y
= HIWORD (msg
->msg
.lParam
);
3198 ScreenToClient (msg
->msg
.hwnd
, &p
);
3201 XSETINT (result
->x
, p
.x
);
3202 XSETINT (result
->y
, p
.y
);
3204 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3207 for (i
= 0; i
< num_files
; i
++)
3209 len
= GUI_FN (DragQueryFile
) (hdrop
, i
, NULL
, 0);
3213 name
= alloca ((len
+ 1) * sizeof (*name
));
3214 GUI_FN (DragQueryFile
) (hdrop
, i
, name
, len
+ 1);
3215 #ifdef NTGUI_UNICODE
3216 files
= Fcons (from_unicode_buffer (name
), files
);
3218 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3219 #endif /* NTGUI_UNICODE */
3224 XSETFRAME (frame
, f
);
3225 result
->frame_or_window
= frame
;
3226 result
->arg
= files
;
3233 /* File event notifications (see w32notify.c). */
3236 lispy_file_action (DWORD action
)
3238 static char unknown_fmt
[] = "unknown-action(%d)";
3243 case FILE_ACTION_ADDED
:
3246 case FILE_ACTION_REMOVED
:
3249 case FILE_ACTION_MODIFIED
:
3252 case FILE_ACTION_RENAMED_OLD_NAME
:
3253 retval
= Qrenamed_from
;
3255 case FILE_ACTION_RENAMED_NEW_NAME
:
3256 retval
= Qrenamed_to
;
3260 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3262 sprintf (buf
, unknown_fmt
, action
);
3263 retval
= intern (buf
);
3272 /* Put file notifications into the Emacs input event queue. This
3273 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3276 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3279 BYTE
*p
= file_notifications
;
3280 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3281 const DWORD min_size
3282 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3285 /* We cannot process notification before Emacs is fully initialized,
3286 since we need the UTF-16LE coding-system to be set up. */
3289 notification_buffer_in_use
= 0;
3293 XSETFRAME (frame
, f
);
3296 if (notification_buffer_in_use
)
3298 DWORD info_size
= notifications_size
;
3299 Lisp_Object cs
= intern ("utf-16le");
3300 Lisp_Object obj
= w32_get_watch_object (notifications_desc
);
3302 /* notifications_size could be zero when the buffer of
3303 notifications overflowed on the OS level, or when the
3304 directory being watched was itself deleted. Do nothing in
3307 && !NILP (obj
) && CONSP (obj
))
3309 Lisp_Object callback
= XCDR (obj
);
3311 while (info_size
>= min_size
)
3313 Lisp_Object utf_16_fn
3314 = make_unibyte_string ((char *)fni
->FileName
,
3315 fni
->FileNameLength
);
3316 /* Note: mule-conf is preloaded, so utf-16le must
3317 already be defined at this point. */
3319 = code_convert_string_norecord (utf_16_fn
, cs
, 0);
3320 Lisp_Object action
= lispy_file_action (fni
->Action
);
3322 event
->kind
= FILE_NOTIFY_EVENT
;
3324 = (ptrdiff_t)XINT (XIL ((EMACS_INT
)notifications_desc
));
3325 event
->timestamp
= msg
->msg
.time
;
3326 event
->modifiers
= 0;
3327 event
->frame_or_window
= callback
;
3328 event
->arg
= Fcons (action
, fname
);
3329 kbd_buffer_store_event (event
);
3332 if (!fni
->NextEntryOffset
)
3334 p
+= fni
->NextEntryOffset
;
3335 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3336 info_size
-= fni
->NextEntryOffset
;
3339 notification_buffer_in_use
= 0;
3342 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3345 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3346 event
->kind
= NO_EVENT
;
3348 #endif /* WINDOWSNT */
3349 #endif /* HAVE_W32NOTIFY */
3352 /* Function to report a mouse movement to the mainstream Emacs code.
3353 The input handler calls this.
3355 We have received a mouse movement event, which is given in *event.
3356 If the mouse is over a different glyph than it was last time, tell
3357 the mainstream emacs code by setting mouse_moved. If not, ask for
3358 another motion event, so we can check again the next time it moves. */
3360 static MSG last_mouse_motion_event
;
3361 static Lisp_Object last_mouse_motion_frame
;
3364 note_mouse_movement (struct frame
*frame
, MSG
*msg
)
3366 int mouse_x
= LOWORD (msg
->lParam
);
3367 int mouse_y
= HIWORD (msg
->lParam
);
3369 last_mouse_movement_time
= msg
->time
;
3370 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3371 XSETFRAME (last_mouse_motion_frame
, frame
);
3373 if (!FRAME_X_OUTPUT (frame
))
3376 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3378 frame
->mouse_moved
= 1;
3379 last_mouse_scroll_bar
= Qnil
;
3380 note_mouse_highlight (frame
, -1, -1);
3381 last_mouse_glyph_frame
= 0;
3385 /* Has the mouse moved off the glyph it was on at the last sighting? */
3386 if (frame
!= last_mouse_glyph_frame
3387 || mouse_x
< last_mouse_glyph
.left
3388 || mouse_x
>= last_mouse_glyph
.right
3389 || mouse_y
< last_mouse_glyph
.top
3390 || mouse_y
>= last_mouse_glyph
.bottom
)
3392 frame
->mouse_moved
= 1;
3393 last_mouse_scroll_bar
= Qnil
;
3394 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3395 /* Remember the mouse position here, as w32_mouse_position only
3396 gets called when mouse tracking is enabled but we also need
3397 to keep track of the mouse for help_echo and highlighting at
3399 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3400 last_mouse_glyph_frame
= frame
;
3408 /************************************************************************
3410 ************************************************************************/
3412 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3413 static void x_scroll_bar_report_motion (struct frame
**, Lisp_Object
*,
3414 enum scroll_bar_part
*,
3415 Lisp_Object
*, Lisp_Object
*,
3417 static void x_check_fullscreen (struct frame
*);
3420 redo_mouse_highlight (void)
3422 if (!NILP (last_mouse_motion_frame
)
3423 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3424 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3425 LOWORD (last_mouse_motion_event
.lParam
),
3426 HIWORD (last_mouse_motion_event
.lParam
));
3430 w32_define_cursor (Window window
, Cursor cursor
)
3432 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3434 /* Return the current position of the mouse.
3435 *fp should be a frame which indicates which display to ask about.
3437 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3438 and *part to the frame, window, and scroll bar part that the mouse
3439 is over. Set *x and *y to the portion and whole of the mouse's
3440 position on the scroll bar.
3442 If the mouse movement started elsewhere, set *fp to the frame the
3443 mouse is on, *bar_window to nil, and *x and *y to the character cell
3446 Set *time to the server time-stamp for the time at which the mouse
3447 was at this position.
3449 Don't store anything if we don't have a valid set of values to report.
3451 This clears the mouse_moved flag, so we can wait for the next mouse
3455 w32_mouse_position (struct frame
**fp
, int insist
, Lisp_Object
*bar_window
,
3456 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3457 unsigned long *time
)
3463 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3464 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3469 Lisp_Object frame
, tail
;
3471 /* Clear the mouse-moved flag for every frame on this display. */
3472 FOR_EACH_FRAME (tail
, frame
)
3473 XFRAME (frame
)->mouse_moved
= 0;
3475 last_mouse_scroll_bar
= Qnil
;
3479 /* Now we have a position on the root; find the innermost window
3480 containing the pointer. */
3482 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3483 && FRAME_LIVE_P (last_mouse_frame
))
3485 /* If mouse was grabbed on a frame, give coords for that frame
3486 even if the mouse is now outside it. */
3487 f1
= last_mouse_frame
;
3491 /* Is window under mouse one of our frames? */
3492 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3493 WindowFromPoint (pt
));
3496 /* If not, is it one of our scroll bars? */
3499 struct scroll_bar
*bar
3500 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3504 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3508 if (f1
== 0 && insist
> 0)
3509 f1
= SELECTED_FRAME ();
3513 /* Ok, we found a frame. Store all the values.
3514 last_mouse_glyph is a rectangle used to reduce the
3515 generation of mouse events. To not miss any motion
3516 events, we must divide the frame into rectangles of the
3517 size of the smallest character that could be displayed
3518 on it, i.e. into the same rectangles that matrices on
3519 the frame are divided into. */
3521 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3522 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3523 last_mouse_glyph_frame
= f1
;
3530 *time
= last_mouse_movement_time
;
3539 /***********************************************************************
3541 ***********************************************************************/
3543 /* Handle mouse button event on the tool-bar of frame F, at
3544 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3545 or ButtonRelease. */
3548 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3550 int x
= XFASTINT (button_event
->x
);
3551 int y
= XFASTINT (button_event
->y
);
3553 if (button_event
->modifiers
& down_modifier
)
3554 handle_tool_bar_click (f
, x
, y
, 1, 0);
3556 handle_tool_bar_click (f
, x
, y
, 0,
3557 button_event
->modifiers
& ~up_modifier
);
3562 /***********************************************************************
3564 ***********************************************************************/
3566 /* Scroll bar support. */
3568 /* Given a window ID, find the struct scroll_bar which manages it.
3569 This can be called in GC, so we have to make sure to strip off mark
3572 static struct scroll_bar
*
3573 x_window_to_scroll_bar (Window window_id
)
3575 Lisp_Object tail
, frame
;
3577 FOR_EACH_FRAME (tail
, frame
)
3579 Lisp_Object bar
, condemned
;
3581 /* Scan this frame's scroll bar list for a scroll bar with the
3583 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3584 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3585 /* This trick allows us to search both the ordinary and
3586 condemned scroll bar lists with one loop. */
3587 ! NILP (bar
) || (bar
= condemned
,
3590 bar
= XSCROLL_BAR (bar
)->next
)
3591 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3592 return XSCROLL_BAR (bar
);
3600 /* Set the thumb size and position of scroll bar BAR. We are currently
3601 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3604 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3605 int portion
, int position
, int whole
)
3607 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3608 /* We use the whole scroll-bar height in the calculations below, to
3609 avoid strange effects like scrolling backwards when just clicking
3610 on the handle (without moving it). */
3611 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3612 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3613 int sb_page
, sb_pos
;
3614 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3617 /* We used to change the nPage setting while dragging the handle,
3618 but that had very strange effects (such as scrolling backwards
3619 while dragging downwards).
3621 Now, we don't change the nPage setting while dragging unless we
3622 get near to the end of the buffer, in which case we often have to
3623 resize the handle to "go all the way". */
3629 si
.cbSize
= sizeof (si
);
3630 si
.fMask
= SIF_POS
| SIF_PAGE
;
3631 GetScrollInfo (w
, SB_CTL
, &si
);
3632 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3640 /* Position scroll bar at rock bottom if the bottom of the
3641 buffer is visible. This avoids shrinking the thumb away
3642 to nothing if it is held at the bottom of the buffer. */
3643 if (position
+ portion
>= whole
&& !draggingp
)
3645 sb_page
= range
* (whole
- position
) / whole
;
3650 sb_pos
= position
* range
/ whole
;
3651 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3660 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3664 si
.cbSize
= sizeof (si
);
3665 si
.fMask
= SIF_PAGE
| SIF_POS
;
3669 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3675 /************************************************************************
3676 Scroll bars, general
3677 ************************************************************************/
3680 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3682 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3683 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3687 /*#define ATTACH_THREADS*/
3690 my_show_window (struct frame
*f
, HWND hwnd
, int how
)
3692 #ifndef ATTACH_THREADS
3693 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3694 (WPARAM
) hwnd
, (LPARAM
) how
);
3696 return ShowWindow (hwnd
, how
);
3701 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3702 int x
, int y
, int cx
, int cy
, UINT flags
)
3704 #ifndef ATTACH_THREADS
3706 pos
.hwndInsertAfter
= hwndAfter
;
3712 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3714 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3720 my_set_focus (struct frame
* f
, HWND hwnd
)
3722 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3728 my_set_foreground_window (HWND hwnd
)
3730 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3735 my_destroy_window (struct frame
* f
, HWND hwnd
)
3737 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3742 my_bring_window_to_top (HWND hwnd
)
3744 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3747 /* Create a scroll bar and return the scroll bar vector for it. W is
3748 the Emacs window on which to create the scroll bar. TOP, LEFT,
3749 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3752 static struct scroll_bar
*
3753 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3755 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3758 struct scroll_bar
*bar
3759 = ALLOCATE_PSEUDOVECTOR (struct scroll_bar
, fringe_extended_p
, PVEC_OTHER
);
3764 XSETWINDOW (bar
->window
, w
);
3765 XSETINT (bar
->top
, top
);
3766 XSETINT (bar
->left
, left
);
3767 XSETINT (bar
->width
, width
);
3768 XSETINT (bar
->height
, height
);
3769 XSETINT (bar
->start
, 0);
3770 XSETINT (bar
->end
, 0);
3771 bar
->dragging
= Qnil
;
3772 bar
->fringe_extended_p
= 0;
3774 /* Requires geometry to be set before call to create the real window */
3776 hwnd
= my_create_scrollbar (f
, bar
);
3778 si
.cbSize
= sizeof (si
);
3781 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3782 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3786 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3788 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3790 /* Add bar to its frame's list of scroll bars. */
3791 bar
->next
= FRAME_SCROLL_BARS (f
);
3793 XSETVECTOR (barobj
, bar
);
3794 fset_scroll_bars (f
, barobj
);
3795 if (! NILP (bar
->next
))
3796 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3804 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3808 x_scroll_bar_remove (struct scroll_bar
*bar
)
3810 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3814 /* Destroy the window. */
3815 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3817 /* Dissociate this scroll bar from its window. */
3818 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3823 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3824 that we are displaying PORTION characters out of a total of WHOLE
3825 characters, starting at POSITION. If WINDOW has no scroll bar,
3828 w32_set_vertical_scroll_bar (struct window
*w
,
3829 int portion
, int whole
, int position
)
3831 struct frame
*f
= XFRAME (w
->frame
);
3833 struct scroll_bar
*bar
;
3834 int top
, height
, left
, sb_left
, width
, sb_width
;
3835 int window_y
, window_height
;
3836 bool fringe_extended_p
;
3838 /* Get window dimensions. */
3839 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3841 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3842 height
= window_height
;
3844 /* Compute the left edge of the scroll bar area. */
3845 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3847 /* Compute the width of the scroll bar which might be less than
3848 the width of the area reserved for the scroll bar. */
3849 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3850 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3854 /* Compute the left edge of the scroll bar. */
3855 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3856 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3858 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3860 fringe_extended_p
= WINDOW_FRINGE_EXTENDED_P (w
);
3862 /* Does the scroll bar exist yet? */
3863 if (NILP (w
->vertical_scroll_bar
))
3867 if (width
> 0 && height
> 0)
3869 hdc
= get_frame_dc (f
);
3870 if (fringe_extended_p
)
3871 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3873 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3874 release_frame_dc (f
, hdc
);
3878 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3882 /* It may just need to be moved and resized. */
3885 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3886 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3888 /* If already correctly positioned, do nothing. */
3889 if (XINT (bar
->left
) == sb_left
3890 && XINT (bar
->top
) == top
3891 && XINT (bar
->width
) == sb_width
3892 && XINT (bar
->height
) == height
3893 && bar
->fringe_extended_p
== fringe_extended_p
)
3895 /* Redraw after clear_frame. */
3896 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3897 InvalidateRect (hwnd
, NULL
, FALSE
);
3905 if (width
&& height
)
3907 hdc
= get_frame_dc (f
);
3908 /* Since Windows scroll bars are smaller than the space reserved
3909 for them on the frame, we have to clear "under" them. */
3910 if (fringe_extended_p
)
3911 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3913 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3914 release_frame_dc (f
, hdc
);
3916 /* Make sure scroll bar is "visible" before moving, to ensure the
3917 area of the parent window now exposed will be refreshed. */
3918 my_show_window (f
, hwnd
, SW_HIDE
);
3919 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3920 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3921 max (height
, 1), TRUE
);
3923 si
.cbSize
= sizeof (si
);
3924 si
.fMask
= SIF_RANGE
;
3926 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3927 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3929 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3931 my_show_window (f
, hwnd
, SW_NORMAL
);
3932 /* InvalidateRect (w, NULL, FALSE); */
3934 /* Remember new settings. */
3935 XSETINT (bar
->left
, sb_left
);
3936 XSETINT (bar
->top
, top
);
3937 XSETINT (bar
->width
, sb_width
);
3938 XSETINT (bar
->height
, height
);
3943 bar
->fringe_extended_p
= fringe_extended_p
;
3945 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3946 XSETVECTOR (barobj
, bar
);
3947 wset_vertical_scroll_bar (w
, barobj
);
3951 /* The following three hooks are used when we're doing a thorough
3952 redisplay of the frame. We don't explicitly know which scroll bars
3953 are going to be deleted, because keeping track of when windows go
3954 away is a real pain - "Can you say set-window-configuration, boys
3955 and girls?" Instead, we just assert at the beginning of redisplay
3956 that *all* scroll bars are to be removed, and then save a scroll bar
3957 from the fiery pit when we actually redisplay its window. */
3959 /* Arrange for all scroll bars on FRAME to be removed at the next call
3960 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3961 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3964 w32_condemn_scroll_bars (struct frame
*frame
)
3966 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3967 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3970 bar
= FRAME_SCROLL_BARS (frame
);
3971 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3972 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3973 XSCROLL_BAR (bar
)->prev
= Qnil
;
3974 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3975 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3976 fset_condemned_scroll_bars (frame
, bar
);
3981 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3982 Note that WINDOW isn't necessarily condemned at all. */
3985 w32_redeem_scroll_bar (struct window
*window
)
3987 struct scroll_bar
*bar
;
3991 /* We can't redeem this window's scroll bar if it doesn't have one. */
3992 if (NILP (window
->vertical_scroll_bar
))
3995 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3997 /* Unlink it from the condemned list. */
3998 f
= XFRAME (WINDOW_FRAME (window
));
3999 if (NILP (bar
->prev
))
4001 /* If the prev pointer is nil, it must be the first in one of
4003 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
4004 /* It's not condemned. Everything's fine. */
4006 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
4007 window
->vertical_scroll_bar
))
4008 fset_condemned_scroll_bars (f
, bar
->next
);
4010 /* If its prev pointer is nil, it must be at the front of
4011 one or the other! */
4015 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4017 if (! NILP (bar
->next
))
4018 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4020 bar
->next
= FRAME_SCROLL_BARS (f
);
4022 XSETVECTOR (barobj
, bar
);
4023 fset_scroll_bars (f
, barobj
);
4024 if (! NILP (bar
->next
))
4025 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4028 /* Remove all scroll bars on FRAME that haven't been saved since the
4029 last call to `*condemn_scroll_bars_hook'. */
4032 w32_judge_scroll_bars (struct frame
*f
)
4034 Lisp_Object bar
, next
;
4036 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4038 /* Clear out the condemned list now so we won't try to process any
4039 more events on the hapless scroll bars. */
4040 fset_condemned_scroll_bars (f
, Qnil
);
4042 for (; ! NILP (bar
); bar
= next
)
4044 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4046 x_scroll_bar_remove (b
);
4049 b
->next
= b
->prev
= Qnil
;
4052 /* Now there should be no references to the condemned scroll bars,
4053 and they should get garbage-collected. */
4056 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4057 is set to something other than NO_EVENT, it is enqueued.
4059 This may be called from a signal handler, so we have to ignore GC
4063 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4064 struct input_event
*emacs_event
)
4066 if (! WINDOWP (bar
->window
))
4069 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4070 emacs_event
->code
= 0;
4071 /* not really meaningful to distinguish up/down */
4072 emacs_event
->modifiers
= msg
->dwModifiers
;
4073 emacs_event
->frame_or_window
= bar
->window
;
4074 emacs_event
->arg
= Qnil
;
4075 emacs_event
->timestamp
= msg
->msg
.time
;
4078 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4080 int dragging
= !NILP (bar
->dragging
);
4083 si
.cbSize
= sizeof (si
);
4086 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4089 bar
->dragging
= Qnil
;
4092 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4094 switch (LOWORD (msg
->msg
.wParam
))
4097 emacs_event
->part
= scroll_bar_down_arrow
;
4100 emacs_event
->part
= scroll_bar_up_arrow
;
4103 emacs_event
->part
= scroll_bar_above_handle
;
4106 emacs_event
->part
= scroll_bar_below_handle
;
4109 emacs_event
->part
= scroll_bar_handle
;
4113 emacs_event
->part
= scroll_bar_handle
;
4117 case SB_THUMBPOSITION
:
4118 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4119 y
= HIWORD (msg
->msg
.wParam
);
4121 emacs_event
->part
= scroll_bar_handle
;
4123 /* "Silently" update current position. */
4127 si
.cbSize
= sizeof (si
);
4130 /* Remember apparent position (we actually lag behind the real
4131 position, so don't set that directly). */
4132 last_scroll_bar_drag_pos
= y
;
4134 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4138 /* If this is the end of a drag sequence, then reset the scroll
4139 handle size to normal and do a final redraw. Otherwise do
4144 int start
= XINT (bar
->start
);
4145 int end
= XINT (bar
->end
);
4147 si
.cbSize
= sizeof (si
);
4148 si
.fMask
= SIF_PAGE
| SIF_POS
;
4149 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4150 si
.nPos
= last_scroll_bar_drag_pos
;
4151 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4155 emacs_event
->kind
= NO_EVENT
;
4159 XSETINT (emacs_event
->x
, y
);
4160 XSETINT (emacs_event
->y
, top_range
);
4166 /* Return information to the user about the current position of the mouse
4167 on the scroll bar. */
4170 x_scroll_bar_report_motion (struct frame
**fp
, Lisp_Object
*bar_window
,
4171 enum scroll_bar_part
*part
,
4172 Lisp_Object
*x
, Lisp_Object
*y
,
4173 unsigned long *time
)
4175 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4176 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4177 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4179 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4185 *bar_window
= bar
->window
;
4187 si
.cbSize
= sizeof (si
);
4188 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4190 GetScrollInfo (w
, SB_CTL
, &si
);
4192 top_range
= si
.nMax
- si
.nPage
+ 1;
4194 switch (LOWORD (last_mouse_scroll_bar_pos
))
4196 case SB_THUMBPOSITION
:
4198 *part
= scroll_bar_handle
;
4199 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4200 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4203 *part
= scroll_bar_handle
;
4207 *part
= scroll_bar_handle
;
4212 XSETINT (*y
, top_range
);
4215 last_mouse_scroll_bar
= Qnil
;
4217 *time
= last_mouse_movement_time
;
4223 /* The screen has been cleared so we may have changed foreground or
4224 background colors, and the scroll bars may need to be redrawn.
4225 Clear out the scroll bars, and ask for expose events, so we can
4229 x_scroll_bar_clear (struct frame
*f
)
4233 /* We can have scroll bars even if this is 0,
4234 if we just turned off scroll bar mode.
4235 But in that case we should not clear them. */
4236 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4237 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4238 bar
= XSCROLL_BAR (bar
)->next
)
4240 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4241 HDC hdc
= GetDC (window
);
4244 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4245 arranges to refresh the scroll bar if hidden. */
4246 my_show_window (f
, window
, SW_HIDE
);
4248 GetClientRect (window
, &rect
);
4249 select_palette (f
, hdc
);
4250 w32_clear_rect (f
, hdc
, &rect
);
4251 deselect_palette (f
, hdc
);
4253 ReleaseDC (window
, hdc
);
4258 /* The main W32 event-reading loop - w32_read_socket. */
4260 /* Record the last 100 characters stored
4261 to help debug the loss-of-chars-during-GC problem. */
4263 static int temp_index
;
4264 static short temp_buffer
[100];
4266 /* Temporarily store lead byte of DBCS input sequences. */
4267 static char dbcs_lead
= 0;
4269 /* Read events coming from the W32 shell.
4270 This routine is called by the SIGIO handler.
4271 We return as soon as there are no more events to be read.
4273 For an overview of how Emacs input works on MS-Windows, see the
4274 commentary before w32_msg_pump in w32fns.c.
4276 We return the number of characters stored into the buffer,
4277 thus pretending to be `read'.
4279 Some of these messages are reposted back to the message queue since the
4280 system calls the windows proc directly in a context where we cannot return
4281 the data nor can we guarantee the state we are in. So if we dispatch them
4282 we will get into an infinite loop. To prevent this from ever happening we
4283 will set a variable to indicate we are in the read_socket call and indicate
4284 which message we are processing since the windows proc gets called
4285 recursively with different messages by the system.
4289 w32_read_socket (struct terminal
*terminal
,
4290 struct input_event
*hold_quit
)
4293 int check_visibility
= 0;
4296 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4297 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4302 /* So people can tell when we have read the available input. */
4303 input_signal_count
++;
4305 /* Process any incoming thread messages. */
4306 drain_message_queue ();
4308 /* TODO: ghostscript integration. */
4309 while (get_next_msg (&msg
, FALSE
))
4311 struct input_event inev
;
4314 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4315 /* w32_name_of_message (msg.msg.message), */
4316 /* msg.msg.time)); */
4319 inev
.kind
= NO_EVENT
;
4322 switch (msg
.msg
.message
)
4324 case WM_EMACS_PAINT
:
4325 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4329 if (msg
.rect
.right
== msg
.rect
.left
||
4330 msg
.rect
.bottom
== msg
.rect
.top
)
4332 /* We may get paint messages even though the client
4333 area is clipped - these are not expose events. */
4334 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4337 else if (FRAME_VISIBLE_P (f
) != 1)
4339 bool iconified
= FRAME_ICONIFIED_P (f
);
4341 /* Definitely not obscured, so mark as visible. */
4342 SET_FRAME_VISIBLE (f
, 1);
4343 SET_FRAME_ICONIFIED (f
, 0);
4344 SET_FRAME_GARBAGED (f
);
4345 if (!f
->output_data
.w32
->asked_for_visible
)
4346 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4349 /* WM_PAINT serves as MapNotify as well, so report
4350 visibility changes properly. */
4353 inev
.kind
= DEICONIFY_EVENT
;
4354 XSETFRAME (inev
.frame_or_window
, f
);
4356 else if (!NILP (Vframe_list
) && !NILP (XCDR (Vframe_list
)))
4357 /* Force a redisplay sooner or later to update the
4358 frame titles in case this is the second frame. */
4359 record_asynch_buffer_change ();
4363 HDC hdc
= get_frame_dc (f
);
4365 /* Erase background again for safety. */
4366 w32_clear_rect (f
, hdc
, &msg
.rect
);
4367 release_frame_dc (f
, hdc
);
4371 msg
.rect
.right
- msg
.rect
.left
,
4372 msg
.rect
.bottom
- msg
.rect
.top
);
4377 case WM_INPUTLANGCHANGE
:
4378 /* Generate a language change event. */
4379 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4381 /* lParam contains the input language ID in its low 16 bits.
4382 Use it to update our record of the keyboard codepage. */
4383 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4388 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4389 XSETFRAME (inev
.frame_or_window
, f
);
4390 inev
.code
= w32_keyboard_codepage
;
4391 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4397 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4399 if (f
&& !FRAME_ICONIFIED_P (f
))
4401 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4402 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4404 clear_mouse_face (hlinfo
);
4405 hlinfo
->mouse_face_hidden
= 1;
4408 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4410 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4411 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4412 inev
.code
= msg
.msg
.wParam
;
4413 inev
.modifiers
= msg
.dwModifiers
;
4414 XSETFRAME (inev
.frame_or_window
, f
);
4415 inev
.timestamp
= msg
.msg
.time
;
4422 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4424 if (f
&& !FRAME_ICONIFIED_P (f
))
4426 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4427 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4429 clear_mouse_face (hlinfo
);
4430 hlinfo
->mouse_face_hidden
= 1;
4433 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4435 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4437 inev
.modifiers
= msg
.dwModifiers
;
4438 XSETFRAME (inev
.frame_or_window
, f
);
4439 inev
.timestamp
= msg
.msg
.time
;
4441 if (msg
.msg
.message
== WM_UNICHAR
)
4443 inev
.code
= msg
.msg
.wParam
;
4445 else if (msg
.msg
.wParam
< 256)
4450 dbcs
[1] = (char) msg
.msg
.wParam
;
4454 dbcs
[0] = dbcs_lead
;
4456 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4460 DebPrint (("Invalid DBCS sequence: %d %d\n",
4462 inev
.kind
= NO_EVENT
;
4466 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4467 (BYTE
) msg
.msg
.wParam
))
4469 dbcs_lead
= (char) msg
.msg
.wParam
;
4470 inev
.kind
= NO_EVENT
;
4475 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4476 &dbcs
[1], 1, &code
, 1))
4478 /* What to do with garbage? */
4479 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4480 inev
.kind
= NO_EVENT
;
4488 /* Windows shouldn't generate WM_CHAR events above 0xFF
4489 in non-Unicode message handlers. */
4490 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4491 inev
.kind
= NO_EVENT
;
4494 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4495 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4500 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4502 if (f
&& !FRAME_ICONIFIED_P (f
))
4504 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4505 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4507 clear_mouse_face (hlinfo
);
4508 hlinfo
->mouse_face_hidden
= 1;
4511 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4513 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4514 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4515 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4516 inev
.modifiers
= msg
.dwModifiers
;
4517 XSETFRAME (inev
.frame_or_window
, f
);
4518 inev
.timestamp
= msg
.msg
.time
;
4523 /* Ignore non-movement. */
4525 int x
= LOWORD (msg
.msg
.lParam
);
4526 int y
= HIWORD (msg
.msg
.lParam
);
4527 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4529 last_mousemove_x
= x
;
4530 last_mousemove_y
= y
;
4533 previous_help_echo_string
= help_echo_string
;
4534 help_echo_string
= Qnil
;
4536 if (dpyinfo
->grabbed
&& last_mouse_frame
4537 && FRAME_LIVE_P (last_mouse_frame
))
4538 f
= last_mouse_frame
;
4540 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4542 if (hlinfo
->mouse_face_hidden
)
4544 hlinfo
->mouse_face_hidden
= 0;
4545 clear_mouse_face (hlinfo
);
4550 /* Generate SELECT_WINDOW_EVENTs when needed. */
4551 if (!NILP (Vmouse_autoselect_window
))
4554 int x
= LOWORD (msg
.msg
.lParam
);
4555 int y
= HIWORD (msg
.msg
.lParam
);
4557 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4559 /* Window will be selected only when it is not
4560 selected now and last mouse movement event was
4561 not in it. Minibuffer window will be selected
4562 only when it is active. */
4563 if (WINDOWP (window
)
4564 && !EQ (window
, last_window
)
4565 && !EQ (window
, selected_window
)
4566 /* For click-to-focus window managers
4567 create event iff we don't leave the
4569 && (focus_follows_mouse
4570 || (EQ (XWINDOW (window
)->frame
,
4571 XWINDOW (selected_window
)->frame
))))
4573 inev
.kind
= SELECT_WINDOW_EVENT
;
4574 inev
.frame_or_window
= window
;
4577 last_window
= window
;
4579 if (!note_mouse_movement (f
, &msg
.msg
))
4580 help_echo_string
= previous_help_echo_string
;
4584 /* If we move outside the frame, then we're
4585 certainly no longer on any text in the frame. */
4586 clear_mouse_face (hlinfo
);
4589 /* If the contents of the global variable help_echo_string
4590 has changed, generate a HELP_EVENT. */
4591 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4592 But it was originally changed to this to fix a bug, so I have
4593 not removed it completely in case the bug is still there. */
4594 if (help_echo_string
!= previous_help_echo_string
||
4595 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4596 #else /* This is what xterm.c does. */
4597 if (!NILP (help_echo_string
)
4598 || !NILP (previous_help_echo_string
))
4603 case WM_LBUTTONDOWN
:
4605 case WM_MBUTTONDOWN
:
4607 case WM_RBUTTONDOWN
:
4609 case WM_XBUTTONDOWN
:
4612 /* If we decide we want to generate an event to be seen
4613 by the rest of Emacs, we put it here. */
4614 bool tool_bar_p
= 0;
4618 if (dpyinfo
->grabbed
&& last_mouse_frame
4619 && FRAME_LIVE_P (last_mouse_frame
))
4620 f
= last_mouse_frame
;
4622 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4626 construct_mouse_click (&inev
, &msg
, f
);
4628 /* Is this in the tool-bar? */
4629 if (WINDOWP (f
->tool_bar_window
)
4630 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4633 int x
= XFASTINT (inev
.x
);
4634 int y
= XFASTINT (inev
.y
);
4636 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4638 if (EQ (window
, f
->tool_bar_window
))
4640 w32_handle_tool_bar_click (f
, &inev
);
4646 || (dpyinfo
->w32_focus_frame
4647 && f
!= dpyinfo
->w32_focus_frame
))
4648 inev
.kind
= NO_EVENT
;
4651 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4656 dpyinfo
->grabbed
&= ~ (1 << button
);
4660 dpyinfo
->grabbed
|= (1 << button
);
4661 last_mouse_frame
= f
;
4662 /* Ignore any mouse motion that happened
4663 before this event; any subsequent mouse-movement
4664 Emacs events should reflect only motion after
4670 last_tool_bar_item
= -1;
4676 case WM_MOUSEHWHEEL
:
4678 if (dpyinfo
->grabbed
&& last_mouse_frame
4679 && FRAME_LIVE_P (last_mouse_frame
))
4680 f
= last_mouse_frame
;
4682 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4687 if (!dpyinfo
->w32_focus_frame
4688 || f
== dpyinfo
->w32_focus_frame
)
4690 /* Emit an Emacs wheel-up/down event. */
4691 construct_mouse_wheel (&inev
, &msg
, f
);
4693 /* Ignore any mouse motion that happened before this
4694 event; any subsequent mouse-movement Emacs events
4695 should reflect only motion after the
4699 last_mouse_frame
= f
;
4700 last_tool_bar_item
= -1;
4705 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4708 construct_drag_n_drop (&inev
, &msg
, f
);
4713 struct scroll_bar
*bar
=
4714 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4717 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4721 case WM_WINDOWPOSCHANGED
:
4723 case WM_ACTIVATEAPP
:
4724 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4727 /* Run the full-screen hook function also when we are
4728 being activated, to actually install the required
4729 size in effect, if the WAIT flag is set. This is
4730 because when the hook is run from x_set_fullscreen,
4731 the frame might not yet be visible, if that call is a
4732 result of make-frame, and in that case the hook just
4733 sets the WAIT flag. */
4734 if ((msg
.msg
.message
== WM_WINDOWPOSCHANGED
|| msg
.msg
.wParam
)
4735 && (f
->want_fullscreen
& FULLSCREEN_WAIT
))
4736 w32fullscreen_hook (f
);
4737 x_check_fullscreen (f
);
4739 check_visibility
= 1;
4743 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4745 if (f
&& !FRAME_ICONIFIED_P (f
))
4749 x_real_positions (f
, &x
, &y
);
4754 check_visibility
= 1;
4758 /* wParam non-zero means Window is about to be shown, 0 means
4759 about to be hidden. */
4760 /* Redo the mouse-highlight after the tooltip has gone. */
4761 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4764 redo_mouse_highlight ();
4767 /* If window has been obscured or exposed by another window
4768 being maximized or minimized/restored, then recheck
4769 visibility of all frames. Direct changes to our own
4770 windows get handled by WM_SIZE. */
4772 if (msg
.msg
.lParam
!= 0)
4773 check_visibility
= 1;
4776 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4777 f
->async_visible
= msg
.msg
.wParam
;
4781 check_visibility
= 1;
4785 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4787 /* Inform lisp of whether frame has been iconified etc. */
4790 switch (msg
.msg
.wParam
)
4792 case SIZE_MINIMIZED
:
4793 SET_FRAME_VISIBLE (f
, 0);
4794 SET_FRAME_ICONIFIED (f
, 1);
4796 inev
.kind
= ICONIFY_EVENT
;
4797 XSETFRAME (inev
.frame_or_window
, f
);
4800 case SIZE_MAXIMIZED
:
4803 bool iconified
= FRAME_ICONIFIED_P (f
);
4806 SET_FRAME_VISIBLE (f
, 1);
4807 SET_FRAME_ICONIFIED (f
, 0);
4809 /* wait_reading_process_output will notice this
4810 and update the frame's display structures. */
4811 SET_FRAME_GARBAGED (f
);
4817 /* Reset top and left positions of the Window
4818 here since Windows sends a WM_MOVE message
4819 BEFORE telling us the Window is minimized
4820 when the Window is iconified, with 3000,3000
4822 x_real_positions (f
, &x
, &y
);
4826 inev
.kind
= DEICONIFY_EVENT
;
4827 XSETFRAME (inev
.frame_or_window
, f
);
4829 else if (! NILP (Vframe_list
)
4830 && ! NILP (XCDR (Vframe_list
)))
4831 /* Force a redisplay sooner or later
4832 to update the frame titles
4833 in case this is the second frame. */
4834 record_asynch_buffer_change ();
4840 if (f
&& !FRAME_ICONIFIED_P (f
) && msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4848 GetClientRect (msg
.msg
.hwnd
, &rect
);
4850 height
= rect
.bottom
- rect
.top
;
4851 width
= rect
.right
- rect
.left
;
4853 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4854 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4856 /* TODO: Clip size to the screen dimensions. */
4858 /* Even if the number of character rows and columns has
4859 not changed, the font size may have changed, so we need
4860 to check the pixel dimensions as well. */
4862 if (columns
!= FRAME_COLS (f
)
4863 || rows
!= FRAME_LINES (f
)
4864 || width
!= FRAME_PIXEL_WIDTH (f
)
4865 || height
!= FRAME_PIXEL_HEIGHT (f
))
4867 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4868 SET_FRAME_GARBAGED (f
);
4869 cancel_mouse_face (f
);
4870 FRAME_PIXEL_WIDTH (f
) = width
;
4871 FRAME_PIXEL_HEIGHT (f
) = height
;
4872 f
->win_gravity
= NorthWestGravity
;
4876 check_visibility
= 1;
4880 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4883 if (f
== hlinfo
->mouse_face_mouse_frame
)
4885 /* If we move outside the frame, then we're
4886 certainly no longer on any text in the frame. */
4887 clear_mouse_face (hlinfo
);
4888 hlinfo
->mouse_face_mouse_frame
= 0;
4891 /* Generate a nil HELP_EVENT to cancel a help-echo.
4892 Do it only if there's something to cancel.
4893 Otherwise, the startup message is cleared when
4894 the mouse leaves the frame. */
4895 if (any_help_event_p
)
4901 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4903 dpyinfo
->grabbed
= 0;
4904 check_visibility
= 1;
4908 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4909 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4913 if (f
== hlinfo
->mouse_face_mouse_frame
)
4915 /* If we move outside the frame, then we're
4916 certainly no longer on any text in the frame. */
4917 clear_mouse_face (hlinfo
);
4918 hlinfo
->mouse_face_mouse_frame
= 0;
4921 /* Generate a nil HELP_EVENT to cancel a help-echo.
4922 Do it only if there's something to cancel.
4923 Otherwise, the startup message is cleared when
4924 the mouse leaves the frame. */
4925 if (any_help_event_p
)
4929 dpyinfo
->grabbed
= 0;
4930 check_visibility
= 1;
4934 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4938 inev
.kind
= DELETE_WINDOW_EVENT
;
4939 XSETFRAME (inev
.frame_or_window
, f
);
4944 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4948 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4949 XSETFRAME (inev
.frame_or_window
, f
);
4954 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4958 extern void menubar_selection_callback
4959 (struct frame
*f
, void * client_data
);
4960 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4963 check_visibility
= 1;
4966 case WM_DISPLAYCHANGE
:
4967 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4971 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4972 DebPrint (("display change: %d %d\n",
4973 (short) LOWORD (msg
.msg
.lParam
),
4974 (short) HIWORD (msg
.msg
.lParam
)));
4977 check_visibility
= 1;
4981 case WM_EMACS_FILENOTIFY
:
4982 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4984 queue_notifications (&inev
, &msg
, f
, &count
);
4989 /* Check for messages registered at runtime. */
4990 if (msg
.msg
.message
== msh_mousewheel
)
4992 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4993 msg
.msg
.message
= WM_MOUSEWHEEL
;
4999 if (inev
.kind
!= NO_EVENT
)
5001 kbd_buffer_store_event_hold (&inev
, hold_quit
);
5006 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
5011 XSETFRAME (frame
, f
);
5017 if (NILP (help_echo_string
))
5019 help_echo_object
= help_echo_window
= Qnil
;
5023 any_help_event_p
= 1;
5024 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5025 help_echo_object
, help_echo_pos
);
5029 help_echo_string
= Qnil
;
5030 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5036 /* If the focus was just given to an autoraising frame,
5038 /* ??? This ought to be able to handle more than one such frame. */
5039 if (pending_autoraise_frame
)
5041 x_raise_frame (pending_autoraise_frame
);
5042 pending_autoraise_frame
= 0;
5045 /* Check which frames are still visible, if we have enqueued any user
5046 events or been notified of events that may affect visibility. We
5047 do this here because there doesn't seem to be any direct
5048 notification from Windows that the visibility of a window has
5049 changed (at least, not in all cases). */
5050 if (count
> 0 || check_visibility
)
5052 Lisp_Object tail
, frame
;
5054 FOR_EACH_FRAME (tail
, frame
)
5056 struct frame
*f
= XFRAME (frame
);
5057 /* The tooltip has been drawn already. Avoid the
5058 SET_FRAME_GARBAGED below. */
5059 if (EQ (frame
, tip_frame
))
5062 /* Check "visible" frames and mark each as obscured or not.
5063 Note that visible is nonzero for unobscured and obscured
5064 frames, but zero for hidden and iconified frames. */
5065 if (FRAME_W32_P (f
) && FRAME_VISIBLE_P (f
))
5072 /* Query clipping rectangle for the entire window area
5073 (GetWindowDC), not just the client portion (GetDC).
5074 Otherwise, the scrollbars and menubar aren't counted as
5075 part of the visible area of the frame, and we may think
5076 the frame is obscured when really a scrollbar is still
5077 visible and gets WM_PAINT messages above. */
5078 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5079 GetClipBox (hdc
, &clipbox
);
5080 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5083 obscured
= FRAME_OBSCURED_P (f
);
5085 if (clipbox
.right
== clipbox
.left
|| clipbox
.bottom
== clipbox
.top
)
5087 /* Frame has become completely obscured so mark as such (we
5088 do this by setting visible to 2 so that FRAME_VISIBLE_P
5089 is still true, but redisplay will skip it). */
5090 SET_FRAME_VISIBLE (f
, 2);
5093 DebPrint (("frame %p (%s) obscured\n", f
, SDATA (f
->name
)));
5097 /* Frame is not obscured, so mark it as such. */
5098 SET_FRAME_VISIBLE (f
, 1);
5102 SET_FRAME_GARBAGED (f
);
5103 DebPrint (("obscured frame %p (%s) found to be visible\n",
5104 f
, SDATA (f
->name
)));
5106 /* Force a redisplay sooner or later. */
5107 record_asynch_buffer_change ();
5120 /***********************************************************************
5122 ***********************************************************************/
5124 /* Set clipping for output in glyph row ROW. W is the window in which
5125 we operate. GC is the graphics context to set clipping in.
5127 ROW may be a text row or, e.g., a mode line. Text rows must be
5128 clipped to the interior of the window dedicated to text display,
5129 mode lines must be clipped to the whole window. */
5132 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5135 int window_x
, window_y
, window_width
;
5137 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5139 clip_rect
.left
= window_x
;
5140 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5141 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5142 clip_rect
.right
= clip_rect
.left
+ window_width
;
5143 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5145 w32_set_clip_rectangle (hdc
, &clip_rect
);
5149 /* Draw a hollow box cursor on window W in glyph row ROW. */
5152 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5154 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5158 struct glyph
*cursor_glyph
;
5159 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5161 /* Get the glyph the cursor is on. If we can't tell because
5162 the current matrix is invalid or such, give up. */
5163 cursor_glyph
= get_phys_cursor_glyph (w
);
5164 if (cursor_glyph
== NULL
)
5170 /* Compute frame-relative coordinates for phys cursor. */
5171 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5174 rect
.bottom
= rect
.top
+ h
;
5175 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5177 hdc
= get_frame_dc (f
);
5178 /* Set clipping, draw the rectangle, and reset clipping again. */
5179 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5180 FrameRect (hdc
, &rect
, hb
);
5182 w32_set_clip_rectangle (hdc
, NULL
);
5183 release_frame_dc (f
, hdc
);
5187 /* Draw a bar cursor on window W in glyph row ROW.
5189 Implementation note: One would like to draw a bar cursor with an
5190 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5191 Unfortunately, I didn't find a font yet that has this property set.
5195 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5196 int width
, enum text_cursor_kinds kind
)
5198 struct frame
*f
= XFRAME (w
->frame
);
5199 struct glyph
*cursor_glyph
;
5201 /* If cursor is out of bounds, don't draw garbage. This can happen
5202 in mini-buffer windows when switching between echo area glyphs
5204 cursor_glyph
= get_phys_cursor_glyph (w
);
5205 if (cursor_glyph
== NULL
)
5208 /* If on an image, draw like a normal cursor. That's usually better
5209 visible than drawing a bar, esp. if the image is large so that
5210 the bar might not be in the window. */
5211 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5213 struct glyph_row
*row
;
5214 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5215 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5219 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5220 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5224 /* If the glyph's background equals the color we normally draw
5225 the bar cursor in, the bar cursor in its normal color is
5226 invisible. Use the glyph's foreground color instead in this
5227 case, on the assumption that the glyph's colors are chosen so
5228 that the glyph is legible. */
5229 if (face
->background
== cursor_color
)
5230 cursor_color
= face
->foreground
;
5232 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5234 hdc
= get_frame_dc (f
);
5235 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5237 if (kind
== BAR_CURSOR
)
5240 width
= FRAME_CURSOR_WIDTH (f
);
5241 width
= min (cursor_glyph
->pixel_width
, width
);
5243 w
->phys_cursor_width
= width
;
5245 /* If the character under cursor is R2L, draw the bar cursor
5246 on the right of its glyph, rather than on the left. */
5247 if ((cursor_glyph
->resolved_level
& 1) != 0)
5248 x
+= cursor_glyph
->pixel_width
- width
;
5250 w32_fill_area (f
, hdc
, cursor_color
, x
,
5251 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5252 width
, row
->height
);
5256 int dummy_x
, dummy_y
, dummy_h
;
5259 width
= row
->height
;
5261 width
= min (row
->height
, width
);
5263 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5264 &dummy_y
, &dummy_h
);
5265 w32_fill_area (f
, hdc
, cursor_color
, x
,
5266 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5267 row
->height
- width
),
5268 w
->phys_cursor_width
, width
);
5271 w32_set_clip_rectangle (hdc
, NULL
);
5272 release_frame_dc (f
, hdc
);
5277 /* RIF: Define cursor CURSOR on frame F. */
5280 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5282 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5286 /* RIF: Clear area on frame F. */
5289 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5293 hdc
= get_frame_dc (f
);
5294 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5295 release_frame_dc (f
, hdc
);
5298 /* RIF: Draw or clear cursor on window W. */
5301 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5302 int x
, int y
, enum text_cursor_kinds cursor_type
,
5303 int cursor_width
, bool on_p
, bool active_p
)
5307 /* If the user wants to use the system caret, make sure our own
5308 cursor remains invisible. */
5309 if (w32_use_visible_system_caret
)
5311 /* Call to erase_phys_cursor here seems to use the
5312 wrong values of w->phys_cursor, as they have been
5313 overwritten before this function was called. */
5314 if (w
->phys_cursor_type
!= NO_CURSOR
)
5315 erase_phys_cursor (w
);
5317 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5318 w
->phys_cursor_width
= -1;
5322 w
->phys_cursor_type
= cursor_type
;
5325 w
->phys_cursor_on_p
= 1;
5327 /* If this is the active cursor, we need to track it with the
5328 system caret, so third party software like screen magnifiers
5329 and speech synthesizers can follow the cursor. */
5332 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5333 HWND hwnd
= FRAME_W32_WINDOW (f
);
5336 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5338 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5339 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5340 w32_system_caret_window
= w
;
5341 w32_system_caret_hdr_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
5342 w32_system_caret_mode_height
= WINDOW_MODE_LINE_HEIGHT (w
);
5344 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5346 /* If the size of the active cursor changed, destroy the old
5348 if (w32_system_caret_hwnd
5349 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5350 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5352 w32_system_caret_height
= w
->phys_cursor_height
;
5354 /* Move the system caret. */
5355 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5358 if (glyph_row
->exact_window_width_line_p
5359 && (glyph_row
->reversed_p
5360 ? (w
->phys_cursor
.hpos
< 0)
5361 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5363 glyph_row
->cursor_in_fringe_p
= 1;
5364 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5368 switch (cursor_type
)
5370 case HOLLOW_BOX_CURSOR
:
5371 x_draw_hollow_cursor (w
, glyph_row
);
5374 case FILLED_BOX_CURSOR
:
5375 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5379 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5383 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5387 w
->phys_cursor_width
= 0;
5401 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5404 HANDLE small_icon
= NULL
;
5406 if (FRAME_W32_WINDOW (f
) == 0)
5410 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5411 else if (STRINGP (icon
))
5413 /* Load the main icon from the named file. */
5414 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5415 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5416 /* Try to load a small icon to go with it. */
5417 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5418 GetSystemMetrics (SM_CXSMICON
),
5419 GetSystemMetrics (SM_CYSMICON
),
5422 else if (SYMBOLP (icon
))
5426 if (EQ (icon
, intern ("application")))
5427 name
= (LPCTSTR
) IDI_APPLICATION
;
5428 else if (EQ (icon
, intern ("hand")))
5429 name
= (LPCTSTR
) IDI_HAND
;
5430 else if (EQ (icon
, intern ("question")))
5431 name
= (LPCTSTR
) IDI_QUESTION
;
5432 else if (EQ (icon
, intern ("exclamation")))
5433 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5434 else if (EQ (icon
, intern ("asterisk")))
5435 name
= (LPCTSTR
) IDI_ASTERISK
;
5436 else if (EQ (icon
, intern ("winlogo")))
5437 name
= (LPCTSTR
) IDI_WINLOGO
;
5441 main_icon
= LoadIcon (NULL
, name
);
5446 if (main_icon
== NULL
)
5449 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5450 (LPARAM
) main_icon
);
5452 /* If there is a small icon that goes with it, set that too. */
5454 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5455 (LPARAM
) small_icon
);
5461 /************************************************************************
5463 ************************************************************************/
5465 /* Display Error Handling functions not used on W32. Listing them here
5466 helps diff stay in step when comparing w32term.c with xterm.c.
5468 x_error_catcher (display, error)
5469 x_catch_errors (dpy)
5470 x_catch_errors_unwind (old_val)
5471 x_check_errors (dpy, format)
5472 x_fully_uncatch_errors ()
5473 x_had_errors_p (dpy)
5474 x_clear_errors (dpy)
5475 x_uncatch_errors (dpy, count)
5477 x_connection_signal (signalnum)
5478 x_connection_closed (dpy, error_message)
5479 x_error_quitter (display, error)
5480 x_error_handler (display, error)
5481 x_io_error_quitter (display)
5486 /* Changing the font of the frame. */
5489 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5491 struct font
*font
= XFONT_OBJECT (font_object
);
5494 fontset
= fontset_from_font (font_object
);
5495 FRAME_FONTSET (f
) = fontset
;
5496 if (FRAME_FONT (f
) == font
)
5497 /* This font is already set in frame F. There's nothing more to
5501 FRAME_FONT (f
) = font
;
5502 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5503 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5504 FRAME_LINE_HEIGHT (f
) = font
->height
;
5506 compute_fringe_widths (f
, 1);
5508 /* Compute the scroll bar width in character columns. */
5509 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5511 int wid
= FRAME_COLUMN_WIDTH (f
);
5512 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5513 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5517 int wid
= FRAME_COLUMN_WIDTH (f
);
5518 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5521 /* Now make the frame display the given font. */
5522 if (FRAME_X_WINDOW (f
) != 0)
5524 /* Don't change the size of a tip frame; there's no point in
5525 doing it because it's done in Fx_show_tip, and it leads to
5526 problems because the tip frame has no widget. */
5527 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5528 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5531 /* X version sets font of input methods here also. */
5537 /***********************************************************************
5538 TODO: W32 Input Methods
5539 ***********************************************************************/
5540 /* Listing missing functions from xterm.c helps diff stay in step.
5542 xim_destroy_callback (xim, client_data, call_data)
5543 xim_open_dpy (dpyinfo, resource_name)
5545 xim_instantiate_callback (display, client_data, call_data)
5546 xim_initialize (dpyinfo, resource_name)
5547 xim_close_dpy (dpyinfo)
5552 /* Calculate the absolute position in frame F
5553 from its current recorded position values and gravity. */
5556 x_calc_absolute_position (struct frame
*f
)
5558 int flags
= f
->size_hint_flags
;
5560 /* The sum of the widths of the frame's left and right borders, and
5561 the sum of the heights of the frame's top and bottom borders (in
5562 pixels) drawn by Windows. */
5563 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5565 /* Try to get the actual values of these two variables. We compute
5566 the border width (height) by subtracting the width (height) of
5567 the frame's client area from the width (height) of the frame's
5569 WINDOWPLACEMENT wp
= { 0 };
5570 RECT client_rect
= { 0 };
5572 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5573 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5575 left_right_borders_width
=
5576 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5577 (client_rect
.right
- client_rect
.left
);
5579 top_bottom_borders_height
=
5580 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5581 (client_rect
.bottom
- client_rect
.top
);
5585 /* Use sensible default values. */
5586 left_right_borders_width
= 8;
5587 top_bottom_borders_height
= 32;
5590 /* Treat negative positions as relative to the rightmost bottommost
5591 position that fits on the screen. */
5592 if (flags
& XNegative
)
5593 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5594 - FRAME_PIXEL_WIDTH (f
)
5596 - (left_right_borders_width
- 1));
5598 if (flags
& YNegative
)
5599 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5600 - FRAME_PIXEL_HEIGHT (f
)
5602 - (top_bottom_borders_height
- 1));
5604 /* The left_pos and top_pos are now relative to the top and left
5605 screen edges, so the flags should correspond. */
5606 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5609 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5610 to really change the position, and 0 when calling from
5611 x_make_frame_visible (in that case, XOFF and YOFF are the current
5612 position values). It is -1 when calling from x_set_frame_parameters,
5613 which means, do adjust for borders but don't change the gravity. */
5616 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5619 int modified_top
, modified_left
;
5621 if (change_gravity
> 0)
5625 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5627 f
->size_hint_flags
|= XNegative
;
5629 f
->size_hint_flags
|= YNegative
;
5630 f
->win_gravity
= NorthWestGravity
;
5632 x_calc_absolute_position (f
);
5635 x_wm_set_size_hint (f
, (long) 0, 0);
5637 modified_left
= f
->left_pos
;
5638 modified_top
= f
->top_pos
;
5640 my_set_window_pos (FRAME_W32_WINDOW (f
),
5642 modified_left
, modified_top
,
5644 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5649 /* Check if we need to resize the frame due to a fullscreen request.
5650 If so needed, resize the frame. */
5652 x_check_fullscreen (struct frame
*f
)
5654 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5656 int width
, height
, ign
;
5658 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5660 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5662 /* We do not need to move the window, it shall be taken care of
5663 when setting WM manager hints. */
5664 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5666 change_frame_size (f
, height
, width
, 0, 1, 0);
5667 SET_FRAME_GARBAGED (f
);
5668 cancel_mouse_face (f
);
5670 /* Wait for the change of frame size to occur. */
5671 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5677 w32fullscreen_hook (struct frame
*f
)
5679 if (FRAME_VISIBLE_P (f
))
5681 HWND hwnd
= FRAME_W32_WINDOW(f
);
5682 DWORD dwStyle
= GetWindowLong (hwnd
, GWL_STYLE
);
5686 f
->want_fullscreen
&= ~FULLSCREEN_WAIT
;
5688 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_NONE
)
5689 GetWindowPlacement (hwnd
, &FRAME_NORMAL_PLACEMENT (f
));
5691 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_BOTH
)
5693 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
| WS_OVERLAPPEDWINDOW
);
5694 SetWindowPos (hwnd
, NULL
, 0, 0, 0, 0,
5695 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOZORDER
|
5696 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5699 w32_fullscreen_rect (hwnd
, f
->want_fullscreen
,
5700 FRAME_NORMAL_PLACEMENT (f
).rcNormalPosition
, &rect
);
5701 FRAME_PREV_FSMODE (f
) = f
->want_fullscreen
;
5702 if (f
->want_fullscreen
== FULLSCREEN_MAXIMIZED
)
5703 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, 0xf030, 0);
5704 else if (f
->want_fullscreen
== FULLSCREEN_BOTH
)
5706 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
& ~WS_OVERLAPPEDWINDOW
);
5707 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5708 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
,
5709 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5713 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5714 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
, 0);
5717 f
->want_fullscreen
= FULLSCREEN_NONE
;
5721 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5724 /* Call this to change the size of frame F's x-window.
5725 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5726 for this size change and subsequent size changes.
5727 Otherwise we leave the window gravity unchanged. */
5730 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5732 int pixelwidth
, pixelheight
;
5736 check_frame_size (f
, &rows
, &cols
);
5737 f
->scroll_bar_actual_width
5738 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5740 compute_fringe_widths (f
, 0);
5742 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5743 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5745 f
->win_gravity
= NorthWestGravity
;
5746 x_wm_set_size_hint (f
, (long) 0, 0);
5751 rect
.left
= rect
.top
= 0;
5752 rect
.right
= pixelwidth
;
5753 rect
.bottom
= pixelheight
;
5755 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5756 FRAME_EXTERNAL_MENU_BAR (f
));
5758 my_set_window_pos (FRAME_W32_WINDOW (f
),
5761 rect
.right
- rect
.left
,
5762 rect
.bottom
- rect
.top
,
5763 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5767 /* The following mirrors what is done in xterm.c. It appears to be
5768 for informing lisp of the new size immediately, while the actual
5769 resize will happen asynchronously. But on Windows, the menu bar
5770 automatically wraps when the frame is too narrow to contain it,
5771 and that causes any calculations made here to come out wrong. The
5772 end is some nasty buggy behavior, including the potential loss
5775 Disabling this code is either not sufficient to fix the problems
5776 completely, or it causes fresh problems, but at least it removes
5777 the most problematic symptom of the minibuffer becoming unusable.
5779 -----------------------------------------------------------------
5781 Now, strictly speaking, we can't be sure that this is accurate,
5782 but the window manager will get around to dealing with the size
5783 change request eventually, and we'll hear how it went when the
5784 ConfigureNotify event gets here.
5786 We could just not bother storing any of this information here,
5787 and let the ConfigureNotify event set everything up, but that
5788 might be kind of confusing to the Lisp code, since size changes
5789 wouldn't be reported in the frame parameters until some random
5790 point in the future when the ConfigureNotify event arrives.
5792 We pass 1 for DELAY since we can't run Lisp code inside of
5794 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5795 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5796 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5798 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5799 receive in the ConfigureNotify event; if we get what we asked
5800 for, then the event won't cause the screen to become garbaged, so
5801 we have to make sure to do it here. */
5802 SET_FRAME_GARBAGED (f
);
5804 /* If cursor was outside the new size, mark it as off. */
5805 mark_window_cursors_off (XWINDOW (f
->root_window
));
5807 /* Clear out any recollection of where the mouse highlighting was,
5808 since it might be in a place that's outside the new frame size.
5809 Actually checking whether it is outside is a pain in the neck,
5810 so don't try--just let the highlighting be done afresh with new size. */
5811 cancel_mouse_face (f
);
5817 /* Mouse warping. */
5819 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5822 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5826 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5827 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5829 if (pix_x
< 0) pix_x
= 0;
5830 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5832 if (pix_y
< 0) pix_y
= 0;
5833 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5835 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5839 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5846 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5847 pt
.x
= rect
.left
+ pix_x
;
5848 pt
.y
= rect
.top
+ pix_y
;
5849 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5851 SetCursorPos (pt
.x
, pt
.y
);
5857 /* focus shifting, raising and lowering. */
5860 x_focus_on_frame (struct frame
*f
)
5862 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5864 /* Give input focus to frame. */
5867 /* Try not to change its Z-order if possible. */
5868 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5869 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5872 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5876 /* Raise frame F. */
5878 x_raise_frame (struct frame
*f
)
5882 /* Strictly speaking, raise-frame should only change the frame's Z
5883 order, leaving input focus unchanged. This is reasonable behavior
5884 on X where the usual policy is point-to-focus. However, this
5885 behavior would be very odd on Windows where the usual policy is
5888 On X, if the mouse happens to be over the raised frame, it gets
5889 input focus anyway (so the window with focus will never be
5890 completely obscured) - if not, then just moving the mouse over it
5891 is sufficient to give it focus. On Windows, the user must actually
5892 click on the frame (preferably the title bar so as not to move
5893 point), which is more awkward. Also, no other Windows program
5894 raises a window to the top but leaves another window (possibly now
5895 completely obscured) with input focus.
5897 Because there is a system setting on Windows that allows the user
5898 to choose the point to focus policy, we make the strict semantics
5899 optional, but by default we grab focus when raising. */
5901 if (NILP (Vw32_grab_focus_on_raise
))
5903 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5904 not already the foreground application: the frame is raised
5905 above all other frames belonging to us, but not above the
5906 current top window. To achieve that, we have to resort to this
5907 more cumbersome method. */
5909 HDWP handle
= BeginDeferWindowPos (2);
5912 handle
= DeferWindowPos (handle
,
5913 FRAME_W32_WINDOW (f
),
5916 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5919 handle
= DeferWindowPos (handle
,
5920 GetForegroundWindow (),
5921 FRAME_W32_WINDOW (f
),
5923 SWP_NOSIZE
| SWP_NOMOVE
|
5926 EndDeferWindowPos (handle
);
5932 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5938 /* Lower frame F. */
5940 x_lower_frame (struct frame
*f
)
5943 my_set_window_pos (FRAME_W32_WINDOW (f
),
5946 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5951 w32_frame_raise_lower (struct frame
*f
, int raise_flag
)
5953 if (! FRAME_W32_P (f
))
5962 /* Change of visibility. */
5964 /* This tries to wait until the frame is really visible.
5965 However, if the window manager asks the user where to position
5966 the frame, this will return before the user finishes doing that.
5967 The frame will not actually be visible at that time,
5968 but it will become visible later when the window manager
5969 finishes with it. */
5972 x_make_frame_visible (struct frame
*f
)
5978 type
= x_icon_type (f
);
5980 x_bitmap_icon (f
, type
);
5982 if (! FRAME_VISIBLE_P (f
))
5984 /* We test FRAME_GARBAGED_P here to make sure we don't
5985 call x_set_offset a second time
5986 if we get to x_make_frame_visible a second time
5987 before the window gets really visible. */
5988 if (! FRAME_ICONIFIED_P (f
)
5989 && ! f
->output_data
.w32
->asked_for_visible
)
5994 /* Adjust vertical window position in order to avoid being
5995 covered by a task bar placed at the bottom of the desktop. */
5996 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5997 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5998 if (window_rect
.bottom
> workarea_rect
.bottom
5999 && window_rect
.top
> workarea_rect
.top
)
6000 f
->top_pos
= max (window_rect
.top
6001 - window_rect
.bottom
+ workarea_rect
.bottom
,
6004 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
6007 f
->output_data
.w32
->asked_for_visible
= 1;
6009 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
6010 causes unexpected behavior when unminimizing frames that were
6011 previously maximized. But only SW_SHOWNORMAL works properly for
6012 frames that were truely hidden (using make-frame-invisible), so
6013 we need it to avoid Bug#5482. It seems that iconified is only
6014 set for minimized windows that are still visible, so use that to
6015 determine the appropriate flag to pass ShowWindow. */
6016 my_show_window (f
, FRAME_W32_WINDOW (f
),
6017 FRAME_ICONIFIED_P (f
) ? SW_RESTORE
: SW_SHOWNORMAL
);
6020 /* Synchronize to ensure Emacs knows the frame is visible
6021 before we do anything else. We do this loop with input not blocked
6022 so that incoming events are handled. */
6027 /* This must come after we set COUNT. */
6030 XSETFRAME (frame
, f
);
6032 /* Wait until the frame is visible. Process X events until a
6033 MapNotify event has been seen, or until we think we won't get a
6034 MapNotify at all.. */
6035 for (count
= input_signal_count
+ 10;
6036 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6038 /* Force processing of queued events. */
6039 /* TODO: x_sync equivalent? */
6041 /* Machines that do polling rather than SIGIO have been observed
6042 to go into a busy-wait here. So we'll fake an alarm signal
6043 to let the handler know that there's something to be read.
6044 We used to raise a real alarm, but it seems that the handler
6045 isn't always enabled here. This is probably a bug. */
6046 if (input_polling_used ())
6048 /* It could be confusing if a real alarm arrives while processing
6049 the fake one. Turn it off and let the handler reset it. */
6050 int old_poll_suppress_count
= poll_suppress_count
;
6051 poll_suppress_count
= 1;
6052 poll_for_input_1 ();
6053 poll_suppress_count
= old_poll_suppress_count
;
6059 /* Change from mapped state to withdrawn state. */
6061 /* Make the frame visible (mapped and not iconified). */
6064 x_make_frame_invisible (struct frame
*f
)
6066 /* Don't keep the highlight on an invisible frame. */
6067 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6068 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6072 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6074 /* We can't distinguish this from iconification
6075 just by the event that we get from the server.
6076 So we can't win using the usual strategy of letting
6077 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6078 and synchronize with the server to make sure we agree. */
6079 SET_FRAME_VISIBLE (f
, 0);
6080 SET_FRAME_ICONIFIED (f
, 0);
6085 /* Change window state from mapped to iconified. */
6088 x_iconify_frame (struct frame
*f
)
6092 /* Don't keep the highlight on an invisible frame. */
6093 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6094 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6096 if (FRAME_ICONIFIED_P (f
))
6101 type
= x_icon_type (f
);
6103 x_bitmap_icon (f
, type
);
6105 /* Simulate the user minimizing the frame. */
6106 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6108 SET_FRAME_VISIBLE (f
, 0);
6109 SET_FRAME_ICONIFIED (f
, 1);
6115 /* Free X resources of frame F. */
6118 x_free_frame_resources (struct frame
*f
)
6120 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6121 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6125 /* We must free faces before destroying windows because some
6126 font-driver (e.g. xft) access a window while finishing a
6128 if (FRAME_FACE_CACHE (f
))
6129 free_frame_faces (f
);
6131 if (FRAME_W32_WINDOW (f
))
6132 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6134 free_frame_menubar (f
);
6136 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6137 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6138 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6139 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6140 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6141 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6142 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6143 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6144 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6145 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6147 if (FRAME_FACE_CACHE (f
))
6148 free_frame_faces (f
);
6150 xfree (f
->output_data
.w32
);
6151 f
->output_data
.w32
= NULL
;
6153 if (f
== dpyinfo
->w32_focus_frame
)
6154 dpyinfo
->w32_focus_frame
= 0;
6155 if (f
== dpyinfo
->w32_focus_event_frame
)
6156 dpyinfo
->w32_focus_event_frame
= 0;
6157 if (f
== dpyinfo
->x_highlight_frame
)
6158 dpyinfo
->x_highlight_frame
= 0;
6160 if (f
== hlinfo
->mouse_face_mouse_frame
)
6162 hlinfo
->mouse_face_beg_row
6163 = hlinfo
->mouse_face_beg_col
= -1;
6164 hlinfo
->mouse_face_end_row
6165 = hlinfo
->mouse_face_end_col
= -1;
6166 hlinfo
->mouse_face_window
= Qnil
;
6167 hlinfo
->mouse_face_mouse_frame
= 0;
6174 /* Destroy the window of frame F. */
6176 x_destroy_window (struct frame
*f
)
6178 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6180 x_free_frame_resources (f
);
6181 dpyinfo
->reference_count
--;
6185 /* Setting window manager hints. */
6187 /* Set the normal size hints for the window manager, for frame F.
6188 FLAGS is the flags word to use--or 0 meaning preserve the flags
6189 that the window now has.
6190 If USER_POSITION, set the USPosition
6191 flag (this is useful when FLAGS is 0). */
6193 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6195 Window window
= FRAME_W32_WINDOW (f
);
6199 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6200 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6201 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6202 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6207 /***********************************************************************
6209 ***********************************************************************/
6213 /* Check that FONT is valid on frame F. It is if it can be found in F's
6217 x_check_font (struct frame
*f
, struct font
*font
)
6219 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6220 if (font
->driver
->check
)
6221 eassert (font
->driver
->check (f
, font
) == 0);
6224 #endif /* GLYPH_DEBUG */
6228 /***********************************************************************
6230 ***********************************************************************/
6232 static int w32_initialized
= 0;
6235 w32_initialize_display_info (Lisp_Object display_name
)
6237 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6238 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6240 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6242 /* Put it on w32_display_name_list. */
6243 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6244 w32_display_name_list
);
6245 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6247 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6248 + SCHARS (Vsystem_name
) + 2);
6249 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6250 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6252 /* Default Console mode values - overridden when running in GUI mode
6253 with values obtained from system metrics. */
6256 dpyinfo
->n_planes
= 1;
6257 dpyinfo
->n_cbits
= 4;
6258 dpyinfo
->n_fonts
= 0;
6259 dpyinfo
->smallest_font_height
= 1;
6260 dpyinfo
->smallest_char_width
= 1;
6262 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6263 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6264 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6265 hlinfo
->mouse_face_window
= Qnil
;
6266 hlinfo
->mouse_face_overlay
= Qnil
;
6267 hlinfo
->mouse_face_hidden
= 0;
6269 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6270 /* TODO: dpyinfo->gray */
6274 /* Create an xrdb-style database of resources to supersede registry settings.
6275 The database is just a concatenation of C strings, finished by an additional
6276 \0. The strings are submitted to some basic normalization, so
6278 [ *]option[ *]:[ *]value...
6284 but any whitespace following value is not removed. */
6287 w32_make_rdb (char *xrm_option
)
6289 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6290 char *current
= buffer
;
6293 int before_value
= 0;
6307 if (in_option
&& (ch
== ':'))
6312 else if (before_value
)
6317 else if (!(in_option
|| before_value
))
6329 x_flush (struct frame
* f
)
6330 { /* Nothing to do */ }
6333 extern frame_parm_handler w32_frame_parm_handlers
[];
6335 static struct redisplay_interface w32_redisplay_interface
=
6337 w32_frame_parm_handlers
,
6341 x_clear_end_of_line
,
6343 x_after_update_window_line
,
6344 x_update_window_begin
,
6345 x_update_window_end
,
6348 0, /* flush_display_optional */
6349 x_clear_window_mouse_face
,
6350 x_get_glyph_overhangs
,
6351 x_fix_overlapping_area
,
6352 w32_draw_fringe_bitmap
,
6353 w32_define_fringe_bitmap
,
6354 w32_destroy_fringe_bitmap
,
6355 w32_compute_glyph_string_overhangs
,
6356 x_draw_glyph_string
,
6357 w32_define_frame_cursor
,
6358 w32_clear_frame_area
,
6359 w32_draw_window_cursor
,
6360 w32_draw_vertical_window_border
,
6361 w32_shift_glyphs_for_insert
6364 static void x_delete_terminal (struct terminal
*term
);
6366 static struct terminal
*
6367 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6369 struct terminal
*terminal
;
6371 terminal
= create_terminal ();
6373 terminal
->type
= output_w32
;
6374 terminal
->display_info
.w32
= dpyinfo
;
6375 dpyinfo
->terminal
= terminal
;
6377 /* MSVC does not type K&R functions with no arguments correctly, and
6378 so we must explicitly cast them. */
6379 terminal
->clear_frame_hook
= x_clear_frame
;
6380 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6381 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6382 terminal
->ring_bell_hook
= w32_ring_bell
;
6383 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6384 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6385 terminal
->update_begin_hook
= x_update_begin
;
6386 terminal
->update_end_hook
= x_update_end
;
6387 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6388 terminal
->read_socket_hook
= w32_read_socket
;
6389 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6390 terminal
->mouse_position_hook
= w32_mouse_position
;
6391 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6392 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6393 terminal
->fullscreen_hook
= w32fullscreen_hook
;
6394 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6395 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6396 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6397 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6399 terminal
->delete_frame_hook
= x_destroy_window
;
6400 terminal
->delete_terminal_hook
= x_delete_terminal
;
6402 terminal
->rif
= &w32_redisplay_interface
;
6403 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6404 terminal
->char_ins_del_ok
= 1;
6405 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6406 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6407 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6410 /* We don't yet support separate terminals on W32, so don't try to share
6411 keyboards between virtual terminals that are on the same physical
6412 terminal like X does. */
6413 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6414 init_kboard (terminal
->kboard
);
6415 kset_window_system (terminal
->kboard
, intern ("w32"));
6416 terminal
->kboard
->next_kboard
= all_kboards
;
6417 all_kboards
= terminal
->kboard
;
6418 /* Don't let the initial kboard remain current longer than necessary.
6419 That would cause problems if a file loaded on startup tries to
6420 prompt in the mini-buffer. */
6421 if (current_kboard
== initial_kboard
)
6422 current_kboard
= terminal
->kboard
;
6423 terminal
->kboard
->reference_count
++;
6429 x_delete_terminal (struct terminal
*terminal
)
6431 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6433 /* Protect against recursive calls. delete_frame in
6434 delete_terminal calls us back when it deletes our last frame. */
6435 if (!terminal
->name
)
6440 x_delete_display (dpyinfo
);
6444 struct w32_display_info
*
6445 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6447 struct w32_display_info
*dpyinfo
;
6448 struct terminal
*terminal
;
6453 if (!w32_initialized
)
6456 w32_initialized
= 1;
6459 w32_initialize_display_info (display_name
);
6461 dpyinfo
= &one_w32_display_info
;
6462 terminal
= w32_create_terminal (dpyinfo
);
6464 /* Set the name of the terminal. */
6465 terminal
->name
= xlispstrdup (display_name
);
6467 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6469 /* Put this display on the chain. */
6470 dpyinfo
->next
= x_display_list
;
6471 x_display_list
= dpyinfo
;
6475 dpyinfo
->root_window
= GetDesktopWindow ();
6476 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6477 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6478 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6479 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6480 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6481 ReleaseDC (NULL
, hdc
);
6483 /* initialize palette with white and black */
6486 w32_defined_color (0, "white", &color
, 1);
6487 w32_defined_color (0, "black", &color
, 1);
6491 /* Add the default keyboard. When !WINDOWSNT, we're using the
6492 standard Emacs console handling machinery and don't need an
6493 explicit FD here. */
6494 add_keyboard_wait_descriptor (0);
6496 /* /dev/windows wakes us up when we have a thread message pending. */
6497 add_keyboard_wait_descriptor (w32_message_fd
);
6500 /* Create Fringe Bitmaps and store them for later use.
6502 On W32, bitmaps are all unsigned short, as Windows requires
6503 bitmap data to be Word aligned. For some reason they are
6504 horizontally reflected compared to how they appear on X, so we
6505 need to bitswap and convert to unsigned shorts before creating
6507 w32_init_fringe (terminal
->rif
);
6514 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6516 x_delete_display (struct w32_display_info
*dpyinfo
)
6518 /* Discard this display from w32_display_name_list and w32_display_list.
6519 We can't use Fdelq because that can quit. */
6520 if (! NILP (w32_display_name_list
)
6521 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6522 w32_display_name_list
= XCDR (w32_display_name_list
);
6527 tail
= w32_display_name_list
;
6528 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6530 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6532 XSETCDR (tail
, XCDR (XCDR (tail
)));
6539 /* free palette table */
6541 struct w32_palette_entry
* plist
;
6543 plist
= dpyinfo
->color_list
;
6546 struct w32_palette_entry
* pentry
= plist
;
6547 plist
= plist
->next
;
6550 dpyinfo
->color_list
= NULL
;
6551 if (dpyinfo
->palette
)
6552 DeleteObject (dpyinfo
->palette
);
6554 xfree (dpyinfo
->w32_id_name
);
6556 w32_reset_fringes ();
6560 /* Set up use of W32. */
6562 DWORD WINAPI
w32_msg_worker (void * arg
);
6565 w32_initialize (void)
6568 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6572 w32_system_caret_hwnd
= NULL
;
6573 w32_system_caret_height
= 0;
6574 w32_system_caret_x
= 0;
6575 w32_system_caret_y
= 0;
6577 /* On Windows 7 and later, we need to set the user model ID
6578 to associate emacsclient launched files with Emacs frames
6580 shell
= GetModuleHandle ("shell32.dll");
6584 = (void *) GetProcAddress (shell
,
6585 "SetCurrentProcessExplicitAppUserModelID");
6587 /* If the function is defined, then we are running on Windows 7
6588 or newer, and the UI uses this to group related windows
6589 together. Since emacs, runemacs, emacsclient are related, we
6590 want them grouped even though the executables are different,
6591 so we need to set a consistent ID between them. */
6593 set_user_model (L
"GNU.Emacs");
6597 if ((w32_message_fd
= emacs_open ("/dev/windows", O_RDWR
, 0)) == -1)
6598 fatal ("opening /dev/windows: %s", strerror (errno
));
6601 /* Initialize w32_use_visible_system_caret based on whether a screen
6602 reader is in use. */
6603 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6604 &w32_use_visible_system_caret
, 0))
6605 w32_use_visible_system_caret
= 0;
6607 last_tool_bar_item
= -1;
6608 any_help_event_p
= 0;
6610 /* Initialize input mode: interrupt_input off, no flow control, allow
6611 8 bit character input, standard quit char. */
6612 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6615 DWORD input_locale_id
= ((DWORD_PTR
) GetKeyboardLayout (0) & 0xffffffff);
6616 w32_keyboard_codepage
=
6617 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6620 /* Create the window thread - it will terminate itself when the app
6624 dwMainThreadId
= GetCurrentThreadId ();
6625 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6626 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6628 /* Wait for thread to start */
6632 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6634 hWindowsThread
= CreateThread (NULL
, 0,
6636 0, 0, &dwWindowsThreadId
);
6638 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6641 /* It is desirable that mainThread should have the same notion of
6642 focus window and active window as windowsThread. Unfortunately, the
6643 following call to AttachThreadInput, which should do precisely what
6644 we need, causes major problems when Emacs is linked as a console
6645 program. Unfortunately, we have good reasons for doing that, so
6646 instead we need to send messages to windowsThread to make some API
6647 calls for us (ones that affect, or depend on, the active/focus
6649 #ifdef ATTACH_THREADS
6650 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6653 /* Dynamically link to optional system components. */
6655 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6657 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6659 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6663 /* Ensure scrollbar handle is at least 5 pixels. */
6664 vertical_scroll_bar_min_handle
= 5;
6666 /* For either kind of scroll bar, take account of the arrows; these
6667 effectively form the border of the main scroll bar range. */
6668 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6669 = GetSystemMetrics (SM_CYVSCROLL
);
6674 syms_of_w32term (void)
6676 staticpro (&w32_display_name_list
);
6677 w32_display_name_list
= Qnil
;
6679 staticpro (&last_mouse_scroll_bar
);
6680 last_mouse_scroll_bar
= Qnil
;
6682 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6684 DEFSYM (Qadded
, "added");
6685 DEFSYM (Qremoved
, "removed");
6686 DEFSYM (Qmodified
, "modified");
6687 DEFSYM (Qrenamed_from
, "renamed-from");
6688 DEFSYM (Qrenamed_to
, "renamed-to");
6690 DEFVAR_INT ("w32-num-mouse-buttons",
6691 w32_num_mouse_buttons
,
6692 doc
: /* Number of physical mouse buttons. */);
6693 w32_num_mouse_buttons
= 2;
6695 DEFVAR_LISP ("w32-swap-mouse-buttons",
6696 Vw32_swap_mouse_buttons
,
6697 doc
: /* Swap the mapping of middle and right mouse buttons.
6698 When nil, middle button is mouse-2 and right button is mouse-3. */);
6699 Vw32_swap_mouse_buttons
= Qnil
;
6701 DEFVAR_LISP ("w32-grab-focus-on-raise",
6702 Vw32_grab_focus_on_raise
,
6703 doc
: /* Raised frame grabs input focus.
6704 When t, `raise-frame' grabs input focus as well. This fits well
6705 with the normal Windows click-to-focus policy, but might not be
6706 desirable when using a point-to-focus policy. */);
6707 Vw32_grab_focus_on_raise
= Qt
;
6709 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6710 Vw32_capslock_is_shiftlock
,
6711 doc
: /* Apply CapsLock state to non character input keys.
6712 When nil, CapsLock only affects normal character input keys. */);
6713 Vw32_capslock_is_shiftlock
= Qnil
;
6715 DEFVAR_LISP ("w32-recognize-altgr",
6716 Vw32_recognize_altgr
,
6717 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6718 When nil, the right-alt and left-ctrl key combination is
6719 interpreted normally. */);
6720 Vw32_recognize_altgr
= Qt
;
6722 DEFVAR_BOOL ("w32-use-visible-system-caret",
6723 w32_use_visible_system_caret
,
6724 doc
: /* Flag to make the system caret visible.
6725 When this is non-nil, Emacs will indicate the position of point by
6726 using the system caret instead of drawing its own cursor. Some screen
6727 reader software does not track the system cursor properly when it is
6728 invisible, and gets confused by Emacs drawing its own cursor, so this
6729 variable is initialized to t when Emacs detects that screen reader
6730 software is running as it starts up.
6732 When this variable is set, other variables affecting the appearance of
6733 the cursor have no effect. */);
6735 w32_use_visible_system_caret
= 0;
6737 /* We don't yet support this, but defining this here avoids whining
6738 from cus-start.el and other places, like "M-x set-variable". */
6739 DEFVAR_BOOL ("x-use-underline-position-properties",
6740 x_use_underline_position_properties
,
6741 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6742 A value of nil means ignore them. If you encounter fonts with bogus
6743 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6744 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6745 to override the font's UNDERLINE_POSITION for small font display
6747 x_use_underline_position_properties
= 0;
6749 DEFVAR_BOOL ("x-underline-at-descent-line",
6750 x_underline_at_descent_line
,
6751 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6752 A value of nil means to draw the underline according to the value of the
6753 variable `x-use-underline-position-properties', which is usually at the
6754 baseline level. The default value is nil. */);
6755 x_underline_at_descent_line
= 0;
6757 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6758 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6759 A value of nil means Emacs doesn't use toolkit scroll bars.
6760 With the X Window system, the value is a symbol describing the
6761 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6762 With MS Windows or Nextstep, the value is t. */);
6763 Vx_toolkit_scroll_bars
= Qt
;
6765 staticpro (&last_mouse_motion_frame
);
6766 last_mouse_motion_frame
= Qnil
;
6768 Fprovide (intern_c_string ("w32"), Qnil
);