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 /* This is a frame waiting to be autoraised, within w32_read_socket. */
147 struct frame
*pending_autoraise_frame
;
149 /* The handle of the frame that currently owns the system caret. */
150 HWND w32_system_caret_hwnd
;
151 int w32_system_caret_height
;
152 int w32_system_caret_x
;
153 int w32_system_caret_y
;
154 DWORD dwWindowsThreadId
= 0;
155 HANDLE hWindowsThread
= NULL
;
156 DWORD dwMainThreadId
= 0;
157 HANDLE hMainThread
= NULL
;
159 int vertical_scroll_bar_min_handle
;
160 int vertical_scroll_bar_top_border
;
161 int vertical_scroll_bar_bottom_border
;
163 int last_scroll_bar_drag_pos
;
165 /* Keyboard code page - may be changed by language-change events. */
166 int w32_keyboard_codepage
;
168 /* Mouse movement. */
170 /* Where the mouse was last time we reported a mouse event. */
171 static RECT last_mouse_glyph
;
172 static FRAME_PTR last_mouse_glyph_frame
;
174 /* The scroll bar in which the last motion event occurred.
176 If the last motion event occurred in a scroll bar, we set this
177 so w32_mouse_position can know whether to report a scroll bar motion or
180 If the last motion event didn't occur in a scroll bar, we set this
181 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
182 static Lisp_Object last_mouse_scroll_bar
;
183 static int last_mouse_scroll_bar_pos
;
185 /* This is a hack. We would really prefer that w32_mouse_position would
186 return the time associated with the position it returns, but there
187 doesn't seem to be any way to wrest the time-stamp from the server
188 along with the position query. So, we just keep track of the time
189 of the last movement we received, and return that in hopes that
190 it's somewhat accurate. */
191 static Time last_mouse_movement_time
;
193 /* Incremented by w32_read_socket whenever it really tries to read
195 static int volatile input_signal_count
;
198 int w32_message_fd
= -1;
201 static void x_update_window_end (struct window
*, int, int);
202 static void w32_handle_tool_bar_click (struct frame
*,
203 struct input_event
*);
204 static void w32_define_cursor (Window
, Cursor
);
206 void x_lower_frame (struct frame
*);
207 void x_scroll_bar_clear (struct frame
*);
208 void x_wm_set_size_hint (struct frame
*, long, bool);
209 void x_raise_frame (struct frame
*);
210 void x_set_window_size (struct frame
*, int, int, int);
211 void x_wm_set_window_state (struct frame
*, int);
212 void x_wm_set_icon_pixmap (struct frame
*, int);
213 static void w32_initialize (void);
214 static void x_update_end (struct frame
*);
215 static void w32_frame_up_to_date (struct frame
*);
216 static void w32_set_terminal_modes (struct terminal
*);
217 static void w32_reset_terminal_modes (struct terminal
*);
218 static void x_clear_frame (struct frame
*);
219 static void frame_highlight (struct frame
*);
220 static void frame_unhighlight (struct frame
*);
221 static void x_new_focus_frame (struct w32_display_info
*,
223 static void x_focus_changed (int, int, struct w32_display_info
*,
224 struct frame
*, struct input_event
*);
225 static void w32_detect_focus_change (struct w32_display_info
*,
226 W32Msg
*, struct input_event
*);
227 static void w32_frame_rehighlight (struct frame
*);
228 static void x_frame_rehighlight (struct w32_display_info
*);
229 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
230 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
231 enum text_cursor_kinds
);
232 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
233 static BOOL
my_show_window (struct frame
*, HWND
, int);
234 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
236 static void my_set_focus (struct frame
*, HWND
);
238 static void my_set_foreground_window (HWND
);
239 static void my_destroy_window (struct frame
*, HWND
);
240 static void w32fullscreen_hook (FRAME_PTR
);
243 static void x_check_font (struct frame
*, struct font
*);
246 static Lisp_Object Qvendor_specific_keysyms
;
247 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
248 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
251 /***********************************************************************
253 ***********************************************************************/
257 /* This is a function useful for recording debugging information about
258 the sequence of occurrences in this file. */
266 struct record event_record
[100];
268 int event_record_index
;
270 record_event (char *locus
, int type
)
272 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
273 event_record_index
= 0;
275 event_record
[event_record_index
].locus
= locus
;
276 event_record
[event_record_index
].type
= type
;
277 event_record_index
++;
284 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
287 if (mask
& GCForeground
)
288 gc
->foreground
= xgcv
->foreground
;
289 if (mask
& GCBackground
)
290 gc
->background
= xgcv
->background
;
292 gc
->font
= xgcv
->font
;
296 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
298 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
300 XChangeGC (ignore
, gc
, mask
, xgcv
);
306 XGetGCValues (void *ignore
, XGCValues
*gc
,
307 unsigned long mask
, XGCValues
*xgcv
)
309 XChangeGC (ignore
, xgcv
, mask
, gc
);
313 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
317 HRGN clip_region
= CreateRectRgnIndirect (rect
);
318 SelectClipRgn (hdc
, clip_region
);
319 DeleteObject (clip_region
);
322 SelectClipRgn (hdc
, NULL
);
325 /* Restore clipping rectangle in S */
327 w32_restore_glyph_string_clip (struct glyph_string
*s
)
330 int n
= s
->num_clips
;
333 w32_set_clip_rectangle (s
->hdc
, r
);
336 HRGN clip1
= CreateRectRgnIndirect (r
);
337 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
338 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
339 SelectClipRgn (s
->hdc
, clip1
);
340 DeleteObject (clip1
);
341 DeleteObject (clip2
);
346 Draw a wavy line under S. The wave fills wave_height pixels from y0.
352 wave_height = 3 | * * * *
357 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
359 int wave_height
= 3, wave_length
= 2;
360 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
361 XRectangle wave_clip
, string_clip
, final_clip
;
362 RECT w32_final_clip
, w32_string_clip
;
366 dy
= wave_height
- 1;
368 y0
= s
->ybase
- wave_height
+ 3;
372 /* Find and set clipping rectangle */
376 wave_clip
.width
= width
;
377 wave_clip
.height
= wave_height
;
379 get_glyph_string_clip_rect (s
, &w32_string_clip
);
380 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
382 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
385 hp
= CreatePen (PS_SOLID
, 0, color
);
386 oldhp
= SelectObject (s
->hdc
, hp
);
387 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
388 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
402 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
406 LineTo (s
->hdc
, x2
, y2
);
408 x2
+= dx
, y2
= y0
+ odd
*dy
;
412 /* Restore previous pen and clipping rectangle(s) */
413 w32_restore_glyph_string_clip (s
);
414 SelectObject (s
->hdc
, oldhp
);
418 /* Draw a hollow rectangle at the specified position. */
420 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
421 int width
, int height
)
426 hb
= CreateSolidBrush (gc
->background
);
427 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
428 oldhb
= SelectObject (hdc
, hb
);
429 oldhp
= SelectObject (hdc
, hp
);
431 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
433 SelectObject (hdc
, oldhb
);
434 SelectObject (hdc
, oldhp
);
439 /* Draw a filled rectangle at the specified position. */
441 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
445 hb
= CreateSolidBrush (pix
);
446 FillRect (hdc
, lprect
, hb
);
451 w32_clear_window (FRAME_PTR f
)
454 HDC hdc
= get_frame_dc (f
);
456 /* Under certain conditions, this can be called at startup with
457 a console frame pointer before the GUI frame is created. An HDC
458 of 0 indicates this. */
461 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
462 w32_clear_rect (f
, hdc
, &rect
);
465 release_frame_dc (f
, hdc
);
468 #define OPAQUE_FRAME 255
471 x_set_frame_alpha (struct frame
*f
)
473 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
475 double alpha_min
= 1.0;
478 HWND window
= FRAME_W32_WINDOW (f
);
480 /* Older versions of Windows do not support transparency. */
481 if (!pfnSetLayeredWindowAttributes
)
484 if (dpyinfo
->x_highlight_frame
== f
)
489 if (FLOATP (Vframe_alpha_lower_limit
))
490 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
491 else if (INTEGERP (Vframe_alpha_lower_limit
))
492 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
496 else if (alpha
> 1.0)
498 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
501 opac
= alpha
* OPAQUE_FRAME
;
503 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
505 if (opac
== OPAQUE_FRAME
)
506 ex_style
&= ~WS_EX_LAYERED
;
508 ex_style
|= WS_EX_LAYERED
;
510 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
512 if (opac
!= OPAQUE_FRAME
)
513 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
517 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
519 HDC dc
= GetDC (NULL
);
520 int pixels
= GetDeviceCaps (dc
, VERTRES
);
521 ReleaseDC (NULL
, dc
);
526 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
528 HDC dc
= GetDC (NULL
);
529 int pixels
= GetDeviceCaps (dc
, HORZRES
);
530 ReleaseDC (NULL
, dc
);
535 /***********************************************************************
536 Starting and ending an update
537 ***********************************************************************/
539 /* Start an update of frame F. This function is installed as a hook
540 for update_begin, i.e. it is called when update_begin is called.
541 This function is called prior to calls to x_update_window_begin for
542 each window being updated. */
545 x_update_begin (struct frame
*f
)
547 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
549 if (! FRAME_W32_P (f
))
552 /* Regenerate display palette before drawing if list of requested
553 colors has changed. */
554 if (display_info
->regen_palette
)
556 w32_regenerate_palette (f
);
557 display_info
->regen_palette
= FALSE
;
562 /* Start update of window W. Set the global variable updated_window
563 to the window being updated and set output_cursor to the cursor
567 x_update_window_begin (struct window
*w
)
569 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
570 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
572 /* Hide the system caret during an update. */
573 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
575 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
579 set_output_cursor (&w
->cursor
);
583 if (f
== hlinfo
->mouse_face_mouse_frame
)
585 /* Don't do highlighting for mouse motion during the update. */
586 hlinfo
->mouse_face_defer
= 1;
588 /* If F needs to be redrawn, simply forget about any prior mouse
590 if (FRAME_GARBAGED_P (f
))
591 hlinfo
->mouse_face_window
= Qnil
;
593 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
594 their mouse_face_p flag set, which means that they are always
595 unequal to rows in a desired matrix which never have that
596 flag set. So, rows containing mouse-face glyphs are never
597 scrolled, and we don't have to switch the mouse highlight off
598 here to prevent it from being scrolled. */
600 /* Can we tell that this update does not affect the window
601 where the mouse highlight is? If so, no need to turn off.
602 Likewise, don't do anything if the frame is garbaged;
603 in that case, the frame's current matrix that we would use
604 is all wrong, and we will redisplay that line anyway. */
605 if (!NILP (hlinfo
->mouse_face_window
)
606 && w
== XWINDOW (hlinfo
->mouse_face_window
))
610 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
611 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
614 if (i
< w
->desired_matrix
->nrows
)
615 clear_mouse_face (hlinfo
);
623 /* Draw a vertical window border from (x,y0) to (x,y1) */
626 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
628 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
638 hdc
= get_frame_dc (f
);
639 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
641 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
643 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
645 release_frame_dc (f
, hdc
);
649 /* End update of window W (which is equal to updated_window).
651 Draw vertical borders between horizontally adjacent windows, and
652 display W's cursor if CURSOR_ON_P is non-zero.
654 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
655 glyphs in mouse-face were overwritten. In that case we have to
656 make sure that the mouse-highlight is properly redrawn.
658 W may be a menu bar pseudo-window in case we don't have X toolkit
659 support. Such windows don't have a cursor, so don't display it
663 x_update_window_end (struct window
*w
, int cursor_on_p
,
664 int mouse_face_overwritten_p
)
666 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
668 if (!w
->pseudo_window_p
)
673 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
675 output_cursor
.x
, output_cursor
.y
);
677 if (draw_window_fringes (w
, 1))
678 x_draw_vertical_border (w
);
683 /* If a row with mouse-face was overwritten, arrange for
684 XTframe_up_to_date to redisplay the mouse highlight. */
685 if (mouse_face_overwritten_p
)
687 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
688 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
689 hlinfo
->mouse_face_window
= Qnil
;
692 /* Unhide the caret. This won't actually show the cursor, unless it
693 was visible before the corresponding call to HideCaret in
694 x_update_window_begin. */
695 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
697 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
700 updated_window
= NULL
;
704 /* End update of frame F. This function is installed as a hook in
708 x_update_end (struct frame
*f
)
710 if (! FRAME_W32_P (f
))
713 /* Mouse highlight may be displayed again. */
714 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
718 /* This function is called from various places in xdisp.c whenever a
719 complete update has been performed. The global variable
720 updated_window is not available here. */
723 w32_frame_up_to_date (struct frame
*f
)
726 FRAME_MOUSE_UPDATE (f
);
730 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
731 arrow bitmaps, or clear the fringes if no bitmaps are required
732 before DESIRED_ROW is made current. The window being updated is
733 found in updated_window. This function is called from
734 update_window_line only if it is known that there are differences
735 between bitmaps to be drawn between current row and DESIRED_ROW. */
738 x_after_update_window_line (struct glyph_row
*desired_row
)
740 struct window
*w
= updated_window
;
746 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
747 desired_row
->redraw_fringe_bitmaps_p
= 1;
749 /* When a window has disappeared, make sure that no rest of
750 full-width rows stays visible in the internal border. Could
751 check here if updated_window is the leftmost/rightmost window,
752 but I guess it's not worth doing since vertically split windows
753 are almost never used, internal border is rarely set, and the
754 overhead is very small. */
755 if (windows_or_buffers_changed
756 && desired_row
->full_width_p
757 && (f
= XFRAME (w
->frame
),
758 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
760 && (height
= desired_row
->visible_height
,
763 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
767 HDC hdc
= get_frame_dc (f
);
768 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
769 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
771 release_frame_dc (f
, hdc
);
778 /* Draw the bitmap WHICH in one of the left or right fringes of
779 window W. ROW is the glyph row for which to display the bitmap; it
780 determines the vertical position at which the bitmap has to be
784 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
785 struct draw_fringe_bitmap_params
*p
)
787 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
789 struct face
*face
= p
->face
;
791 hdc
= get_frame_dc (f
);
795 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
797 /* If the fringe is adjacent to the left (right) scroll bar of a
798 leftmost (rightmost, respectively) window, then extend its
799 background to the gap between the fringe and the bar. */
800 if ((WINDOW_LEFTMOST_P (w
)
801 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
802 || (WINDOW_RIGHTMOST_P (w
)
803 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
805 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
809 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
810 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
811 * FRAME_COLUMN_WIDTH (f
));
815 /* Bitmap fills the fringe. */
816 if (bar_area_x
+ bar_area_width
== p
->x
)
817 bx
= bar_area_x
+ sb_width
;
818 else if (p
->x
+ p
->wd
== bar_area_x
)
822 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
824 nx
= bar_area_width
- sb_width
;
825 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
827 ny
= row
->visible_height
;
832 if (bar_area_x
+ bar_area_width
== bx
)
834 bx
= bar_area_x
+ sb_width
;
835 nx
+= bar_area_width
- sb_width
;
837 else if (bx
+ nx
== bar_area_x
)
838 nx
+= bar_area_width
- sb_width
;
843 if (bx
>= 0 && nx
> 0)
844 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
847 /* Must clip because of partially visible lines. */
848 w32_clip_to_row (w
, row
, -1, hdc
);
850 if (p
->which
&& p
->which
< max_fringe_bmp
)
852 HBITMAP pixmap
= fringe_bmp
[p
->which
];
856 compat_hdc
= CreateCompatibleDC (hdc
);
860 horig_obj
= SelectObject (compat_hdc
, pixmap
);
862 /* Paint overlays transparently. */
865 HBRUSH h_brush
, h_orig_brush
;
867 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
868 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
869 h_brush
= CreateSolidBrush (face
->foreground
);
870 h_orig_brush
= SelectObject (hdc
, h_brush
);
872 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
873 compat_hdc
, 0, p
->dh
,
875 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
876 compat_hdc
, 0, p
->dh
,
878 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
879 compat_hdc
, 0, p
->dh
,
882 SelectObject (hdc
, h_orig_brush
);
883 DeleteObject (h_brush
);
887 SetTextColor (hdc
, face
->background
);
888 SetBkColor (hdc
, (p
->cursor_p
889 ? f
->output_data
.w32
->cursor_pixel
890 : face
->foreground
));
892 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
893 compat_hdc
, 0, p
->dh
,
897 SelectObject (compat_hdc
, horig_obj
);
898 DeleteDC (compat_hdc
);
902 w32_set_clip_rectangle (hdc
, NULL
);
904 release_frame_dc (f
, hdc
);
908 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
910 if (which
>= max_fringe_bmp
)
912 int i
= max_fringe_bmp
;
913 max_fringe_bmp
= which
+ 20;
914 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
915 while (i
< max_fringe_bmp
)
919 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
923 w32_destroy_fringe_bitmap (int which
)
925 if (which
>= max_fringe_bmp
)
928 if (fringe_bmp
[which
])
929 DeleteObject (fringe_bmp
[which
]);
930 fringe_bmp
[which
] = 0;
935 /* This is called when starting Emacs and when restarting after
936 suspend. When starting Emacs, no window is mapped. And nothing
937 must be done to Emacs's own window if it is suspended (though that
941 w32_set_terminal_modes (struct terminal
*term
)
945 /* This is called when exiting or suspending Emacs. Exiting will make
946 the W32 windows go away, and suspending requires no action. */
949 w32_reset_terminal_modes (struct terminal
*term
)
955 /***********************************************************************
957 ***********************************************************************/
959 /* Function prototypes of this page. */
961 static void x_set_glyph_string_clipping (struct glyph_string
*);
962 static void x_set_glyph_string_gc (struct glyph_string
*);
963 static void x_draw_glyph_string_background (struct glyph_string
*,
965 static void x_draw_glyph_string_foreground (struct glyph_string
*);
966 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
967 static void x_draw_glyph_string_box (struct glyph_string
*);
968 static void x_draw_glyph_string (struct glyph_string
*);
969 static void x_set_cursor_gc (struct glyph_string
*);
970 static void x_set_mode_line_face_gc (struct glyph_string
*);
971 static void x_set_mouse_face_gc (struct glyph_string
*);
972 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
973 static void w32_setup_relief_color (struct frame
*, struct relief
*,
974 double, int, COLORREF
);
975 static void x_setup_relief_colors (struct glyph_string
*);
976 static void x_draw_image_glyph_string (struct glyph_string
*);
977 static void x_draw_image_relief (struct glyph_string
*);
978 static void x_draw_image_foreground (struct glyph_string
*);
979 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
980 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
982 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
983 int, int, int, int, int, int,
985 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
986 int, int, int, RECT
*);
989 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
993 x_set_cursor_gc (struct glyph_string
*s
)
995 if (s
->font
== FRAME_FONT (s
->f
)
996 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
997 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
999 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1002 /* Cursor on non-default face: must merge. */
1006 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1007 xgcv
.foreground
= s
->face
->background
;
1009 /* If the glyph would be invisible, try a different foreground. */
1010 if (xgcv
.foreground
== xgcv
.background
)
1011 xgcv
.foreground
= s
->face
->foreground
;
1012 if (xgcv
.foreground
== xgcv
.background
)
1013 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1014 if (xgcv
.foreground
== xgcv
.background
)
1015 xgcv
.foreground
= s
->face
->foreground
;
1017 /* Make sure the cursor is distinct from text in this face. */
1018 if (xgcv
.background
== s
->face
->background
1019 && xgcv
.foreground
== s
->face
->foreground
)
1021 xgcv
.background
= s
->face
->foreground
;
1022 xgcv
.foreground
= s
->face
->background
;
1025 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1026 xgcv
.font
= s
->font
;
1027 mask
= GCForeground
| GCBackground
| GCFont
;
1029 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1030 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1033 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1034 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1036 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1041 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1044 x_set_mouse_face_gc (struct glyph_string
*s
)
1049 /* What face has to be used last for the mouse face? */
1050 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1051 face
= FACE_FROM_ID (s
->f
, face_id
);
1053 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1055 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1056 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1058 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1059 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1060 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1062 /* If font in this face is same as S->font, use it. */
1063 if (s
->font
== s
->face
->font
)
1064 s
->gc
= s
->face
->gc
;
1067 /* Otherwise construct scratch_cursor_gc with values from FACE
1072 xgcv
.background
= s
->face
->background
;
1073 xgcv
.foreground
= s
->face
->foreground
;
1074 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1075 xgcv
.font
= s
->font
;
1076 mask
= GCForeground
| GCBackground
| GCFont
;
1078 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1079 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1082 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1083 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1085 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1088 eassert (s
->gc
!= 0);
1092 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1093 Faces to use in the mode line have already been computed when the
1094 matrix was built, so there isn't much to do, here. */
1097 x_set_mode_line_face_gc (struct glyph_string
*s
)
1099 s
->gc
= s
->face
->gc
;
1103 /* Set S->gc of glyph string S for drawing that glyph string. Set
1104 S->stippled_p to a non-zero value if the face of S has a stipple
1108 x_set_glyph_string_gc (struct glyph_string
*s
)
1110 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1112 if (s
->hl
== DRAW_NORMAL_TEXT
)
1114 s
->gc
= s
->face
->gc
;
1115 s
->stippled_p
= s
->face
->stipple
!= 0;
1117 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1119 x_set_mode_line_face_gc (s
);
1120 s
->stippled_p
= s
->face
->stipple
!= 0;
1122 else if (s
->hl
== DRAW_CURSOR
)
1124 x_set_cursor_gc (s
);
1127 else if (s
->hl
== DRAW_MOUSE_FACE
)
1129 x_set_mouse_face_gc (s
);
1130 s
->stippled_p
= s
->face
->stipple
!= 0;
1132 else if (s
->hl
== DRAW_IMAGE_RAISED
1133 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1135 s
->gc
= s
->face
->gc
;
1136 s
->stippled_p
= s
->face
->stipple
!= 0;
1140 s
->gc
= s
->face
->gc
;
1141 s
->stippled_p
= s
->face
->stipple
!= 0;
1144 /* GC must have been set. */
1145 eassert (s
->gc
!= 0);
1149 /* Set clipping for output of glyph string S. S may be part of a mode
1150 line or menu if we don't have X toolkit support. */
1153 x_set_glyph_string_clipping (struct glyph_string
*s
)
1156 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1159 w32_set_clip_rectangle (s
->hdc
, r
);
1162 HRGN clip1
= CreateRectRgnIndirect (r
);
1163 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1164 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1165 SelectClipRgn (s
->hdc
, clip1
);
1166 DeleteObject (clip1
);
1167 DeleteObject (clip2
);
1172 /* Set SRC's clipping for output of glyph string DST. This is called
1173 when we are drawing DST's left_overhang or right_overhang only in
1177 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1178 struct glyph_string
*dst
)
1183 r
.right
= r
.left
+ src
->width
;
1185 r
.bottom
= r
.top
+ src
->height
;
1188 w32_set_clip_rectangle (dst
->hdc
, &r
);
1192 Compute left and right overhang of glyph string S. */
1195 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1198 && s
->first_glyph
->type
== CHAR_GLYPH
1199 && !s
->font_not_found_p
)
1201 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1202 struct font
*font
= s
->font
;
1203 struct font_metrics metrics
;
1206 for (i
= 0; i
< s
->nchars
; i
++)
1207 code
[i
] = s
->char2b
[i
];
1208 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1209 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1210 ? metrics
.rbearing
- metrics
.width
: 0);
1211 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1215 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1216 s
->left_overhang
= -s
->cmp
->lbearing
;
1220 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1223 x_clear_glyph_string_rect (struct glyph_string
*s
,
1224 int x
, int y
, int w
, int h
)
1231 /* Take clipping into account. */
1232 if (s
->gc
->clip_mask
== Rect
)
1234 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1235 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1236 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1237 - s
->gc
->clip_rectangle
.left
);
1238 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1239 - s
->gc
->clip_rectangle
.top
);
1242 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1247 /* Draw the background of glyph_string S. If S->background_filled_p
1248 is non-zero don't draw it. FORCE_P non-zero means draw the
1249 background even if it wouldn't be drawn normally. This is used
1250 when a string preceding S draws into the background of S, or S
1251 contains the first component of a composition. */
1254 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1256 /* Nothing to do if background has already been drawn or if it
1257 shouldn't be drawn in the first place. */
1258 if (!s
->background_filled_p
)
1260 int box_line_width
= max (s
->face
->box_line_width
, 0);
1262 #if 0 /* TODO: stipple */
1265 /* Fill background with a stipple pattern. */
1266 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1267 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1268 s
->y
+ box_line_width
,
1269 s
->background_width
,
1270 s
->height
- 2 * box_line_width
);
1271 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1272 s
->background_filled_p
= 1;
1276 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1277 || s
->font_not_found_p
1278 || s
->extends_to_end_of_line_p
1281 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1282 s
->background_width
,
1283 s
->height
- 2 * box_line_width
);
1284 s
->background_filled_p
= 1;
1290 /* Draw the foreground of glyph string S. */
1293 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1297 /* If first glyph of S has a left box line, start drawing the text
1298 of S to the right of that box line. */
1299 if (s
->face
->box
!= FACE_NO_BOX
1300 && s
->first_glyph
->left_box_line_p
)
1301 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1305 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1306 SetBkColor (s
->hdc
, s
->gc
->background
);
1307 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1309 /* Draw characters of S as rectangles if S's font could not be
1311 if (s
->font_not_found_p
)
1313 for (i
= 0; i
< s
->nchars
; ++i
)
1315 struct glyph
*g
= s
->first_glyph
+ i
;
1317 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1319 x
+= g
->pixel_width
;
1324 struct font
*font
= s
->font
;
1325 int boff
= font
->baseline_offset
;
1329 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1331 if (font
->vertical_centering
)
1332 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1334 y
= s
->ybase
- boff
;
1336 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1337 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1339 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1340 if (s
->face
->overstrike
)
1341 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1343 SelectObject (s
->hdc
, old_font
);
1347 /* Draw the foreground of composite glyph string S. */
1350 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1353 struct font
*font
= s
->font
;
1355 /* If first glyph of S has a left box line, start drawing the text
1356 of S to the right of that box line. */
1357 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1358 && s
->first_glyph
->left_box_line_p
)
1359 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1363 /* S is a glyph string for a composition. S->cmp_from is the index
1364 of the first character drawn for glyphs of this composition.
1365 S->cmp_from == 0 means we are drawing the very first character of
1366 this composition. */
1368 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1369 SetBkColor (s
->hdc
, s
->gc
->background
);
1370 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1372 /* Draw a rectangle for the composition if the font for the very
1373 first character of the composition could not be loaded. */
1374 if (s
->font_not_found_p
)
1376 if (s
->cmp_from
== 0)
1377 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1380 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1385 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1387 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1388 /* TAB in a composition means display glyphs with padding
1389 space on the left or right. */
1390 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1392 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1393 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1395 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1396 if (s
->face
->overstrike
)
1397 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1399 SelectObject (s
->hdc
, old_font
);
1403 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1409 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1411 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1413 glyph
= LGSTRING_GLYPH (gstring
, i
);
1414 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1415 width
+= LGLYPH_WIDTH (glyph
);
1418 int xoff
, yoff
, wadjust
;
1422 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1425 xoff
= LGLYPH_XOFF (glyph
);
1426 yoff
= LGLYPH_YOFF (glyph
);
1427 wadjust
= LGLYPH_WADJUST (glyph
);
1428 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1435 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1437 SelectObject (s
->hdc
, old_font
);
1442 /* Draw the foreground of glyph string S for glyphless characters. */
1445 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1447 struct glyph
*glyph
= s
->first_glyph
;
1450 int with_background
;
1452 /* If first glyph of S has a left box line, start drawing the text
1453 of S to the right of that box line. */
1454 if (s
->face
->box
!= FACE_NO_BOX
1455 && s
->first_glyph
->left_box_line_p
)
1456 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1460 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1461 SetBkColor (s
->hdc
, s
->gc
->background
);
1462 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1465 with_background
= ! (s
->for_overlaps
1466 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1467 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1469 char buf
[7], *str
= NULL
;
1470 int len
= glyph
->u
.glyphless
.len
;
1472 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1475 && CHAR_TABLE_P (Vglyphless_char_display
)
1476 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1480 = (! glyph
->u
.glyphless
.for_no_font
1481 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1482 glyph
->u
.glyphless
.ch
)
1483 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1484 if (STRINGP (acronym
))
1485 str
= SSDATA (acronym
);
1488 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1490 sprintf ((char *) buf
, "%0*X",
1491 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1492 glyph
->u
.glyphless
.ch
);
1496 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1497 w32_draw_rectangle (s
->hdc
, s
->gc
,
1498 x
, s
->ybase
- glyph
->ascent
,
1499 glyph
->pixel_width
- 1,
1500 glyph
->ascent
+ glyph
->descent
- 1);
1503 struct font
*font
= s
->font
;
1504 int upper_len
= (len
+ 1) / 2;
1508 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1509 /* It is certain that all LEN characters in STR are ASCII. */
1510 for (j
= 0; j
< len
; j
++)
1512 code
= font
->driver
->encode_char (font
, str
[j
]);
1513 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1515 font
->driver
->draw (s
, 0, upper_len
,
1516 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1517 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1519 font
->driver
->draw (s
, upper_len
, len
,
1520 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1521 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1523 SelectObject (s
->hdc
, old_font
);
1525 x
+= glyph
->pixel_width
;
1530 /* Brightness beyond which a color won't have its highlight brightness
1533 Nominally, highlight colors for `3d' faces are calculated by
1534 brightening an object's color by a constant scale factor, but this
1535 doesn't yield good results for dark colors, so for colors whose
1536 brightness is less than this value (on a scale of 0-255) have to
1537 use an additional additive factor.
1539 The value here is set so that the default menu-bar/mode-line color
1540 (grey75) will not have its highlights changed at all. */
1541 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1544 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1545 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1546 If this produces the same color as COLOR, try a color where all RGB
1547 values have DELTA added. Return the allocated color in *COLOR.
1548 DISPLAY is the X display, CMAP is the colormap to operate on.
1549 Value is non-zero if successful. */
1552 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1553 double factor
, int delta
)
1558 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1561 /* Change RGB values by specified FACTOR. Avoid overflow! */
1562 eassert (factor
>= 0);
1563 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1564 min (0xff, factor
* GetGValue (*color
)),
1565 min (0xff, factor
* GetBValue (*color
)));
1567 /* Calculate brightness of COLOR. */
1568 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1569 + GetBValue (*color
)) / 6;
1571 /* We only boost colors that are darker than
1572 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1573 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1574 /* Make an additive adjustment to NEW, because it's dark enough so
1575 that scaling by FACTOR alone isn't enough. */
1577 /* How far below the limit this color is (0 - 1, 1 being darker). */
1578 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1579 /* The additive adjustment. */
1580 int min_delta
= delta
* dimness
* factor
/ 2;
1583 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1584 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1585 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1587 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1588 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1589 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1593 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1594 max (0, min (0xff, delta
+ GetGValue (*color
))),
1595 max (0, min (0xff, delta
+ GetBValue (*color
))));
1597 /* TODO: Map to palette and retry with delta if same? */
1598 /* TODO: Free colors (if using palette)? */
1608 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1609 colors in COLORS. On W32, we no longer try to map colors to
1612 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1616 for (i
= 0; i
< ncolors
; i
++)
1618 DWORD pixel
= colors
[i
].pixel
;
1619 /* Convert to a 16 bit value in range 0 - 0xffff. */
1620 colors
[i
].red
= GetRValue (pixel
) * 257;
1621 colors
[i
].green
= GetGValue (pixel
) * 257;
1622 colors
[i
].blue
= GetBValue (pixel
) * 257;
1627 x_query_color (struct frame
*f
, XColor
*color
)
1629 x_query_colors (f
, color
, 1);
1633 /* Set up the foreground color for drawing relief lines of glyph
1634 string S. RELIEF is a pointer to a struct relief containing the GC
1635 with which lines will be drawn. Use a color that is FACTOR or
1636 DELTA lighter or darker than the relief's background which is found
1637 in S->f->output_data.x->relief_background. If such a color cannot
1638 be allocated, use DEFAULT_PIXEL, instead. */
1641 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1642 int delta
, COLORREF default_pixel
)
1645 struct w32_output
*di
= f
->output_data
.w32
;
1646 unsigned long mask
= GCForeground
;
1648 COLORREF background
= di
->relief_background
;
1649 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1651 /* TODO: Free colors (if using palette)? */
1653 /* Allocate new color. */
1654 xgcv
.foreground
= default_pixel
;
1656 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1658 relief
->allocated_p
= 1;
1659 xgcv
.foreground
= relief
->pixel
= pixel
;
1662 if (relief
->gc
== 0)
1664 #if 0 /* TODO: stipple */
1665 xgcv
.stipple
= dpyinfo
->gray
;
1668 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1671 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1675 /* Set up colors for the relief lines around glyph string S. */
1678 x_setup_relief_colors (struct glyph_string
*s
)
1680 struct w32_output
*di
= s
->f
->output_data
.w32
;
1683 if (s
->face
->use_box_color_for_shadows_p
)
1684 color
= s
->face
->box_color
;
1685 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1687 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1688 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1690 color
= s
->gc
->background
;
1692 if (di
->white_relief
.gc
== 0
1693 || color
!= di
->relief_background
)
1695 di
->relief_background
= color
;
1696 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1697 WHITE_PIX_DEFAULT (s
->f
));
1698 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1699 BLACK_PIX_DEFAULT (s
->f
));
1704 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1705 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1706 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1707 relief. LEFT_P non-zero means draw a relief on the left side of
1708 the rectangle. RIGHT_P non-zero means draw a relief on the right
1709 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1713 w32_draw_relief_rect (struct frame
*f
,
1714 int left_x
, int top_y
, int right_x
, int bottom_y
,
1715 int width
, int raised_p
,
1716 int top_p
, int bot_p
, int left_p
, int right_p
,
1721 HDC hdc
= get_frame_dc (f
);
1724 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1726 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1728 w32_set_clip_rectangle (hdc
, clip_rect
);
1732 for (i
= 0; i
< width
; ++i
)
1733 w32_fill_area (f
, hdc
, gc
.foreground
,
1734 left_x
+ i
* left_p
, top_y
+ i
,
1735 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1739 for (i
= 0; i
< width
; ++i
)
1740 w32_fill_area (f
, hdc
, gc
.foreground
,
1741 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1742 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1745 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1747 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1751 for (i
= 0; i
< width
; ++i
)
1752 w32_fill_area (f
, hdc
, gc
.foreground
,
1753 left_x
+ i
* left_p
, bottom_y
- i
,
1754 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1758 for (i
= 0; i
< width
; ++i
)
1759 w32_fill_area (f
, hdc
, gc
.foreground
,
1760 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1761 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1763 w32_set_clip_rectangle (hdc
, NULL
);
1765 release_frame_dc (f
, hdc
);
1769 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1770 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1771 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1772 left side of the rectangle. RIGHT_P non-zero means draw a line
1773 on the right side of the rectangle. CLIP_RECT is the clipping
1774 rectangle to use when drawing. */
1777 w32_draw_box_rect (struct glyph_string
*s
,
1778 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1779 int left_p
, int right_p
, RECT
*clip_rect
)
1781 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1784 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1785 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1790 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1791 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1795 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1796 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1801 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1802 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1805 w32_set_clip_rectangle (s
->hdc
, NULL
);
1809 /* Draw a box around glyph string S. */
1812 x_draw_glyph_string_box (struct glyph_string
*s
)
1814 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1815 int left_p
, right_p
;
1816 struct glyph
*last_glyph
;
1819 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1820 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1821 : window_box_right (s
->w
, s
->area
));
1823 /* The glyph that may have a right box line. */
1824 last_glyph
= (s
->cmp
|| s
->img
1826 : s
->first_glyph
+ s
->nchars
- 1);
1828 width
= eabs (s
->face
->box_line_width
);
1829 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1831 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1833 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1835 bottom_y
= top_y
+ s
->height
- 1;
1837 left_p
= (s
->first_glyph
->left_box_line_p
1838 || (s
->hl
== DRAW_MOUSE_FACE
1840 || s
->prev
->hl
!= s
->hl
)));
1841 right_p
= (last_glyph
->right_box_line_p
1842 || (s
->hl
== DRAW_MOUSE_FACE
1844 || s
->next
->hl
!= s
->hl
)));
1846 get_glyph_string_clip_rect (s
, &clip_rect
);
1848 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1849 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1850 left_p
, right_p
, &clip_rect
);
1853 x_setup_relief_colors (s
);
1854 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1855 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1860 /* Draw foreground of image glyph string S. */
1863 x_draw_image_foreground (struct glyph_string
*s
)
1866 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1868 /* If first glyph of S has a left box line, start drawing it to the
1869 right of that line. */
1870 if (s
->face
->box
!= FACE_NO_BOX
1871 && s
->first_glyph
->left_box_line_p
1873 x
+= eabs (s
->face
->box_line_width
);
1875 /* If there is a margin around the image, adjust x- and y-position
1877 if (s
->slice
.x
== 0)
1878 x
+= s
->img
->hmargin
;
1879 if (s
->slice
.y
== 0)
1880 y
+= s
->img
->vmargin
;
1886 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1887 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1888 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1889 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1890 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1891 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1892 x_set_glyph_string_clipping (s
);
1896 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1897 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1899 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1900 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1902 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1903 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1904 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1905 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1906 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1907 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1909 SelectObject (mask_dc
, mask_orig_obj
);
1914 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1915 SetBkColor (s
->hdc
, s
->gc
->background
);
1917 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1918 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1920 /* When the image has a mask, we can expect that at
1921 least part of a mouse highlight or a block cursor will
1922 be visible. If the image doesn't have a mask, make
1923 a block cursor visible by drawing a rectangle around
1924 the image. I believe it's looking better if we do
1925 nothing here for mouse-face. */
1926 if (s
->hl
== DRAW_CURSOR
)
1928 int r
= s
->img
->relief
;
1930 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1931 s
->slice
.width
+ r
*2 - 1,
1932 s
->slice
.height
+ r
*2 - 1);
1936 w32_set_clip_rectangle (s
->hdc
, NULL
);
1937 SelectObject (s
->hdc
, orig_brush
);
1938 DeleteObject (fg_brush
);
1939 SelectObject (compat_hdc
, orig_obj
);
1940 DeleteDC (compat_hdc
);
1943 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1944 s
->slice
.width
- 1, s
->slice
.height
- 1);
1946 RestoreDC (s
->hdc
,-1);
1950 /* Draw a relief around the image glyph string S. */
1953 x_draw_image_relief (struct glyph_string
*s
)
1955 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1958 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1960 /* If first glyph of S has a left box line, start drawing it to the
1961 right of that line. */
1962 if (s
->face
->box
!= FACE_NO_BOX
1963 && s
->first_glyph
->left_box_line_p
1965 x
+= eabs (s
->face
->box_line_width
);
1967 /* If there is a margin around the image, adjust x- and y-position
1969 if (s
->slice
.x
== 0)
1970 x
+= s
->img
->hmargin
;
1971 if (s
->slice
.y
== 0)
1972 y
+= s
->img
->vmargin
;
1974 if (s
->hl
== DRAW_IMAGE_SUNKEN
1975 || s
->hl
== DRAW_IMAGE_RAISED
)
1977 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1978 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1979 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1983 thick
= eabs (s
->img
->relief
);
1984 raised_p
= s
->img
->relief
> 0;
1987 x1
= x
+ s
->slice
.width
- 1;
1988 y1
= y
+ s
->slice
.height
- 1;
1989 top_p
= bot_p
= left_p
= right_p
= 0;
1991 if (s
->slice
.x
== 0)
1992 x
-= thick
, left_p
= 1;
1993 if (s
->slice
.y
== 0)
1994 y
-= thick
, top_p
= 1;
1995 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
1996 x1
+= thick
, right_p
= 1;
1997 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
1998 y1
+= thick
, bot_p
= 1;
2000 x_setup_relief_colors (s
);
2001 get_glyph_string_clip_rect (s
, &r
);
2002 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2003 top_p
, bot_p
, left_p
, right_p
, &r
);
2007 /* Draw the foreground of image glyph string S to PIXMAP. */
2010 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2012 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2013 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2015 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2017 /* If first glyph of S has a left box line, start drawing it to the
2018 right of that line. */
2019 if (s
->face
->box
!= FACE_NO_BOX
2020 && s
->first_glyph
->left_box_line_p
2022 x
+= eabs (s
->face
->box_line_width
);
2024 /* If there is a margin around the image, adjust x- and y-position
2026 if (s
->slice
.x
== 0)
2027 x
+= s
->img
->hmargin
;
2028 if (s
->slice
.y
== 0)
2029 y
+= s
->img
->vmargin
;
2033 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2034 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2035 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2036 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2040 HDC mask_dc
= CreateCompatibleDC (hdc
);
2041 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2043 SetTextColor (hdc
, RGB (0, 0, 0));
2044 SetBkColor (hdc
, RGB (255, 255, 255));
2045 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2046 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2047 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2048 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2049 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2050 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2052 SelectObject (mask_dc
, mask_orig_obj
);
2057 SetTextColor (hdc
, s
->gc
->foreground
);
2058 SetBkColor (hdc
, s
->gc
->background
);
2060 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2061 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2063 /* When the image has a mask, we can expect that at
2064 least part of a mouse highlight or a block cursor will
2065 be visible. If the image doesn't have a mask, make
2066 a block cursor visible by drawing a rectangle around
2067 the image. I believe it's looking better if we do
2068 nothing here for mouse-face. */
2069 if (s
->hl
== DRAW_CURSOR
)
2071 int r
= s
->img
->relief
;
2073 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2074 s
->slice
.width
+ r
*2 - 1,
2075 s
->slice
.height
+ r
*2 - 1);
2079 SelectObject (hdc
, orig_brush
);
2080 DeleteObject (fg_brush
);
2081 SelectObject (compat_hdc
, orig_obj
);
2082 DeleteDC (compat_hdc
);
2085 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2086 s
->slice
.width
- 1, s
->slice
.height
- 1);
2088 SelectObject (hdc
, orig_hdc_obj
);
2093 /* Draw part of the background of glyph string S. X, Y, W, and H
2094 give the rectangle to draw. */
2097 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2099 #if 0 /* TODO: stipple */
2102 /* Fill background with a stipple pattern. */
2103 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2104 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2105 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2109 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2113 /* Draw image glyph string S.
2116 s->x +-------------------------
2119 | +-------------------------
2122 | | +-------------------
2128 x_draw_image_glyph_string (struct glyph_string
*s
)
2131 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2132 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2136 height
= s
->height
- 2 * box_line_vwidth
;
2138 /* Fill background with face under the image. Do it only if row is
2139 taller than image or if image has a clip mask to reduce
2141 s
->stippled_p
= s
->face
->stipple
!= 0;
2142 if (height
> s
->slice
.height
2146 || s
->img
->pixmap
== 0
2147 || s
->width
!= s
->background_width
)
2150 if (s
->first_glyph
->left_box_line_p
2152 x
+= box_line_hwidth
;
2155 if (s
->slice
.y
== 0)
2156 y
+= box_line_vwidth
;
2158 #if 0 /* TODO: figure out if we need to do this on Windows. */
2161 /* Create a pixmap as large as the glyph string. Fill it
2162 with the background color. Copy the image to it, using
2163 its mask. Copy the temporary pixmap to the display. */
2164 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2165 int depth
= DefaultDepthOfScreen (screen
);
2167 /* Create a pixmap as large as the glyph string. */
2168 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2169 s
->background_width
,
2172 /* Don't clip in the following because we're working on the
2174 XSetClipMask (s
->display
, s
->gc
, None
);
2176 /* Fill the pixmap with the background color/stipple. */
2179 /* Fill background with a stipple pattern. */
2180 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2181 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2182 0, 0, s
->background_width
, s
->height
);
2183 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2188 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2190 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2191 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2192 0, 0, s
->background_width
, s
->height
);
2193 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2198 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2200 s
->background_filled_p
= 1;
2203 /* Draw the foreground. */
2206 w32_draw_image_foreground_1 (s
, pixmap
);
2207 x_set_glyph_string_clipping (s
);
2209 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2210 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2211 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2212 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2214 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2215 SetBkColor (s
->hdc
, s
->gc
->background
);
2216 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2217 compat_hdc
, 0, 0, SRCCOPY
);
2219 SelectObject (s
->hdc
, orig_brush
);
2220 DeleteObject (fg_brush
);
2221 SelectObject (compat_hdc
, orig_obj
);
2222 DeleteDC (compat_hdc
);
2224 DeleteObject (pixmap
);
2228 x_draw_image_foreground (s
);
2230 /* If we must draw a relief around the image, do it. */
2232 || s
->hl
== DRAW_IMAGE_RAISED
2233 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2234 x_draw_image_relief (s
);
2238 /* Draw stretch glyph string S. */
2241 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2243 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2245 if (s
->hl
== DRAW_CURSOR
2246 && !x_stretch_cursor_p
)
2248 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2249 wide as the stretch glyph. */
2250 int width
, background_width
= s
->background_width
;
2253 if (!s
->row
->reversed_p
)
2255 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2259 background_width
-= left_x
- x
;
2265 /* In R2L rows, draw the cursor on the right edge of the
2267 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2269 if (x
+ background_width
> right_x
)
2270 background_width
-= x
- right_x
;
2271 x
+= background_width
;
2273 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2274 if (s
->row
->reversed_p
)
2278 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2280 /* Clear rest using the GC of the original non-cursor face. */
2281 if (width
< background_width
)
2283 XGCValues
*gc
= s
->face
->gc
;
2285 int w
= background_width
- width
, h
= s
->height
;
2289 if (!s
->row
->reversed_p
)
2293 if (s
->row
->mouse_face_p
2294 && cursor_in_mouse_face_p (s
->w
))
2296 x_set_mouse_face_gc (s
);
2302 get_glyph_string_clip_rect (s
, &r
);
2303 w32_set_clip_rectangle (hdc
, &r
);
2305 #if 0 /* TODO: stipple */
2306 if (s
->face
->stipple
)
2308 /* Fill background with a stipple pattern. */
2309 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2310 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2311 XSetFillStyle (s
->display
, gc
, FillSolid
);
2316 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2320 else if (!s
->background_filled_p
)
2322 int background_width
= s
->background_width
;
2323 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2325 /* Don't draw into left margin, fringe or scrollbar area
2326 except for header line and mode line. */
2327 if (x
< left_x
&& !s
->row
->mode_line_p
)
2329 background_width
-= left_x
- x
;
2332 if (background_width
> 0)
2333 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2336 s
->background_filled_p
= 1;
2340 /* Draw glyph string S. */
2343 x_draw_glyph_string (struct glyph_string
*s
)
2345 int relief_drawn_p
= 0;
2347 /* If S draws into the background of its successor, draw the
2348 background of the successor first so that S can draw into it.
2349 This makes S->next use XDrawString instead of XDrawImageString. */
2350 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2353 struct glyph_string
*next
;
2354 for (width
= 0, next
= s
->next
;
2355 next
&& width
< s
->right_overhang
;
2356 width
+= next
->width
, next
= next
->next
)
2357 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2359 x_set_glyph_string_gc (next
);
2360 x_set_glyph_string_clipping (next
);
2361 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2362 x_draw_stretch_glyph_string (next
);
2364 x_draw_glyph_string_background (next
, 1);
2365 next
->num_clips
= 0;
2369 /* Set up S->gc, set clipping and draw S. */
2370 x_set_glyph_string_gc (s
);
2372 /* Draw relief (if any) in advance for char/composition so that the
2373 glyph string can be drawn over it. */
2374 if (!s
->for_overlaps
2375 && s
->face
->box
!= FACE_NO_BOX
2376 && (s
->first_glyph
->type
== CHAR_GLYPH
2377 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2380 x_set_glyph_string_clipping (s
);
2381 x_draw_glyph_string_background (s
, 1);
2382 x_draw_glyph_string_box (s
);
2383 x_set_glyph_string_clipping (s
);
2386 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2388 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2389 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2390 /* We must clip just this glyph. left_overhang part has already
2391 drawn when s->prev was drawn, and right_overhang part will be
2392 drawn later when s->next is drawn. */
2393 x_set_glyph_string_clipping_exactly (s
, s
);
2395 x_set_glyph_string_clipping (s
);
2397 switch (s
->first_glyph
->type
)
2400 x_draw_image_glyph_string (s
);
2404 x_draw_stretch_glyph_string (s
);
2408 if (s
->for_overlaps
)
2409 s
->background_filled_p
= 1;
2411 x_draw_glyph_string_background (s
, 0);
2412 x_draw_glyph_string_foreground (s
);
2415 case COMPOSITE_GLYPH
:
2416 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2417 && ! s
->first_glyph
->u
.cmp
.automatic
))
2418 s
->background_filled_p
= 1;
2420 x_draw_glyph_string_background (s
, 1);
2421 x_draw_composite_glyph_string_foreground (s
);
2424 case GLYPHLESS_GLYPH
:
2425 if (s
->for_overlaps
)
2426 s
->background_filled_p
= 1;
2428 x_draw_glyph_string_background (s
, 0);
2429 x_draw_glyphless_glyph_string_foreground (s
);
2436 if (!s
->for_overlaps
)
2438 /* Draw underline. */
2439 if (s
->face
->underline_p
)
2441 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2445 if (s
->face
->underline_defaulted_p
)
2446 color
= s
->gc
->foreground
;
2448 color
= s
->face
->underline_color
;
2450 w32_draw_underwave (s
, color
);
2452 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2454 unsigned long thickness
, position
;
2457 if (s
->prev
&& s
->prev
->face
->underline_p
2458 && s
->prev
->face
->underline_type
== FACE_UNDER_LINE
)
2460 /* We use the same underline style as the previous one. */
2461 thickness
= s
->prev
->underline_thickness
;
2462 position
= s
->prev
->underline_position
;
2466 /* Get the underline thickness. Default is 1 pixel. */
2467 if (s
->font
&& s
->font
->underline_thickness
> 0)
2468 thickness
= s
->font
->underline_thickness
;
2471 if (x_underline_at_descent_line
)
2472 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2475 /* Get the underline position. This is the recommended
2476 vertical offset in pixels from the baseline to the top of
2477 the underline. This is a signed value according to the
2478 specs, and its default is
2480 ROUND ((maximum_descent) / 2), with
2481 ROUND (x) = floor (x + 0.5) */
2483 if (x_use_underline_position_properties
2484 && s
->font
&& s
->font
->underline_position
>= 0)
2485 position
= s
->font
->underline_position
;
2487 position
= (s
->font
->descent
+ 1) / 2;
2489 position
= max (position
, underline_minimum_offset
);
2491 /* Check the sanity of thickness and position. We should
2492 avoid drawing underline out of the current line area. */
2493 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2494 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2495 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2496 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2497 s
->underline_thickness
= thickness
;
2498 s
->underline_position
=position
;
2499 y
= s
->ybase
+ position
;
2500 if (s
->face
->underline_defaulted_p
)
2502 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2507 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2512 /* Draw overline. */
2513 if (s
->face
->overline_p
)
2515 unsigned long dy
= 0, h
= 1;
2517 if (s
->face
->overline_color_defaulted_p
)
2519 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2520 s
->y
+ dy
, s
->width
, h
);
2524 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2525 s
->y
+ dy
, s
->width
, h
);
2529 /* Draw strike-through. */
2530 if (s
->face
->strike_through_p
2531 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2533 unsigned long h
= 1;
2534 unsigned long dy
= (s
->height
- h
) / 2;
2536 if (s
->face
->strike_through_color_defaulted_p
)
2538 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2543 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2544 s
->y
+ dy
, s
->width
, h
);
2548 /* Draw relief if not yet drawn. */
2549 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2550 x_draw_glyph_string_box (s
);
2554 struct glyph_string
*prev
;
2556 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2557 if (prev
->hl
!= s
->hl
2558 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2560 /* As prev was drawn while clipped to its own area, we
2561 must draw the right_overhang part using s->hl now. */
2562 enum draw_glyphs_face save
= prev
->hl
;
2565 x_set_glyph_string_gc (prev
);
2566 x_set_glyph_string_clipping_exactly (s
, prev
);
2567 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2568 x_draw_glyph_string_foreground (prev
);
2570 x_draw_composite_glyph_string_foreground (prev
);
2571 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2573 prev
->num_clips
= 0;
2579 struct glyph_string
*next
;
2581 for (next
= s
->next
; next
; next
= next
->next
)
2582 if (next
->hl
!= s
->hl
2583 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2585 /* As next will be drawn while clipped to its own area,
2586 we must draw the left_overhang part using s->hl now. */
2587 enum draw_glyphs_face save
= next
->hl
;
2590 x_set_glyph_string_gc (next
);
2591 x_set_glyph_string_clipping_exactly (s
, next
);
2592 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2593 x_draw_glyph_string_foreground (next
);
2595 x_draw_composite_glyph_string_foreground (next
);
2596 w32_set_clip_rectangle (next
->hdc
, NULL
);
2598 next
->num_clips
= 0;
2599 next
->clip_head
= s
->next
;
2604 /* Reset clipping. */
2605 w32_set_clip_rectangle (s
->hdc
, NULL
);
2610 /* Shift display to make room for inserted glyphs. */
2613 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2614 int width
, int height
, int shift_by
)
2618 hdc
= get_frame_dc (f
);
2619 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2620 hdc
, x
, y
, SRCCOPY
);
2622 release_frame_dc (f
, hdc
);
2626 /* Delete N glyphs at the nominal cursor position. Not implemented
2630 x_delete_glyphs (struct frame
*f
, register int n
)
2632 if (! FRAME_W32_P (f
))
2639 /* Clear entire frame. */
2642 x_clear_frame (struct frame
*f
)
2644 if (! FRAME_W32_P (f
))
2647 /* Clearing the frame will erase any cursor, so mark them all as no
2649 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2650 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2651 output_cursor
.x
= -1;
2653 /* We don't set the output cursor here because there will always
2654 follow an explicit cursor_to. */
2657 w32_clear_window (f
);
2659 /* We have to clear the scroll bars, too. If we have changed
2660 colors or something like that, then they should be notified. */
2661 x_scroll_bar_clear (f
);
2667 /* Make audible bell. */
2670 w32_ring_bell (struct frame
*f
)
2674 if (FRAME_W32_P (f
) && visible_bell
)
2677 HWND hwnd
= FRAME_W32_WINDOW (f
);
2679 for (i
= 0; i
< 5; i
++)
2681 FlashWindow (hwnd
, TRUE
);
2684 FlashWindow (hwnd
, FALSE
);
2687 w32_sys_ring_bell (f
);
2693 /* Specify how many text lines, from the top of the window,
2694 should be affected by insert-lines and delete-lines operations.
2695 This, and those operations, are used only within an update
2696 that is bounded by calls to x_update_begin and x_update_end. */
2699 w32_set_terminal_window (struct frame
*f
, int n
)
2701 /* This function intentionally left blank. */
2705 /***********************************************************************
2707 ***********************************************************************/
2709 /* Perform an insert-lines or delete-lines operation, inserting N
2710 lines or deleting -N lines at vertical position VPOS. */
2713 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2715 if (! FRAME_W32_P (f
))
2722 /* Scroll part of the display as described by RUN. */
2725 x_scroll_run (struct window
*w
, struct run
*run
)
2727 struct frame
*f
= XFRAME (w
->frame
);
2728 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2729 HWND hwnd
= FRAME_W32_WINDOW (f
);
2732 /* Get frame-relative bounding box of the text display area of W,
2733 without mode lines. Include in this box the left and right
2735 window_box (w
, -1, &x
, &y
, &width
, &height
);
2737 /* If the fringe is adjacent to the left (right) scroll bar of a
2738 leftmost (rightmost, respectively) window, then extend its
2739 background to the gap between the fringe and the bar. */
2740 if ((WINDOW_LEFTMOST_P (w
)
2741 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2742 || (WINDOW_RIGHTMOST_P (w
)
2743 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2745 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2749 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2750 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2751 * FRAME_COLUMN_WIDTH (f
));
2753 if (bar_area_x
+ bar_area_width
== x
)
2755 x
= bar_area_x
+ sb_width
;
2756 width
+= bar_area_width
- sb_width
;
2758 else if (x
+ width
== bar_area_x
)
2759 width
+= bar_area_width
- sb_width
;
2763 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2764 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2765 bottom_y
= y
+ height
;
2769 /* Scrolling up. Make sure we don't copy part of the mode
2770 line at the bottom. */
2771 if (from_y
+ run
->height
> bottom_y
)
2772 height
= bottom_y
- from_y
;
2774 height
= run
->height
;
2775 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2779 /* Scrolling down. Make sure we don't copy over the mode line.
2781 if (to_y
+ run
->height
> bottom_y
)
2782 height
= bottom_y
- to_y
;
2784 height
= run
->height
;
2785 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2790 /* Cursor off. Will be switched on again in x_update_window_end. */
2797 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2798 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2800 from
.left
= to
.left
= x
;
2801 from
.right
= to
.right
= x
+ width
;
2803 from
.bottom
= from_y
+ height
;
2805 to
.bottom
= bottom_y
;
2807 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2808 NULL
, SW_INVALIDATE
);
2810 /* Combine this with what we expect to be dirty. This covers the
2811 case where not all of the region we expect is actually dirty. */
2812 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2814 /* If the dirty region is not what we expected, redraw the entire frame. */
2815 if (!EqualRgn (combined
, expect_dirty
))
2816 SET_FRAME_GARBAGED (f
);
2818 DeleteObject (dirty
);
2819 DeleteObject (combined
);
2823 DeleteObject (expect_dirty
);
2828 /***********************************************************************
2830 ***********************************************************************/
2833 frame_highlight (struct frame
*f
)
2835 x_update_cursor (f
, 1);
2836 x_set_frame_alpha (f
);
2840 frame_unhighlight (struct frame
*f
)
2842 x_update_cursor (f
, 1);
2843 x_set_frame_alpha (f
);
2846 /* The focus has changed. Update the frames as necessary to reflect
2847 the new situation. Note that we can't change the selected frame
2848 here, because the Lisp code we are interrupting might become confused.
2849 Each event gets marked with the frame in which it occurred, so the
2850 Lisp code can tell when the switch took place by examining the events. */
2853 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2855 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2857 if (frame
!= dpyinfo
->w32_focus_frame
)
2859 /* Set this before calling other routines, so that they see
2860 the correct value of w32_focus_frame. */
2861 dpyinfo
->w32_focus_frame
= frame
;
2863 if (old_focus
&& old_focus
->auto_lower
)
2864 x_lower_frame (old_focus
);
2866 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2867 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2869 pending_autoraise_frame
= 0;
2872 x_frame_rehighlight (dpyinfo
);
2876 /* Handle FocusIn and FocusOut state changes for FRAME.
2877 If FRAME has focus and there exists more than one frame, puts
2878 a FOCUS_IN_EVENT into *BUFP. */
2881 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2882 struct frame
*frame
, struct input_event
*bufp
)
2884 if (type
== WM_SETFOCUS
)
2886 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2888 x_new_focus_frame (dpyinfo
, frame
);
2889 dpyinfo
->w32_focus_event_frame
= frame
;
2891 /* Don't stop displaying the initial startup message
2892 for a switch-frame event we don't need. */
2893 if (NILP (Vterminal_frame
)
2894 && CONSP (Vframe_list
)
2895 && !NILP (XCDR (Vframe_list
)))
2897 bufp
->kind
= FOCUS_IN_EVENT
;
2898 XSETFRAME (bufp
->frame_or_window
, frame
);
2902 frame
->output_data
.x
->focus_state
|= state
;
2904 /* TODO: IME focus? */
2906 else if (type
== WM_KILLFOCUS
)
2908 frame
->output_data
.x
->focus_state
&= ~state
;
2910 if (dpyinfo
->w32_focus_event_frame
== frame
)
2912 dpyinfo
->w32_focus_event_frame
= 0;
2913 x_new_focus_frame (dpyinfo
, 0);
2916 /* TODO: IME focus? */
2921 /* The focus may have changed. Figure out if it is a real focus change,
2922 by checking both FocusIn/Out and Enter/LeaveNotify events.
2924 Returns FOCUS_IN_EVENT event in *BUFP. */
2927 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2928 struct input_event
*bufp
)
2930 struct frame
*frame
;
2932 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2936 /* On w32, this is only called from focus events, so no switch needed. */
2937 x_focus_changed (event
->msg
.message
,
2938 (event
->msg
.message
== WM_KILLFOCUS
?
2939 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2940 dpyinfo
, frame
, bufp
);
2944 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2947 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2949 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2952 /* The focus has changed, or we have redirected a frame's focus to
2953 another frame (this happens when a frame uses a surrogate
2954 mini-buffer frame). Shift the highlight as appropriate.
2956 The FRAME argument doesn't necessarily have anything to do with which
2957 frame is being highlighted or un-highlighted; we only use it to find
2958 the appropriate X display info. */
2961 w32_frame_rehighlight (struct frame
*frame
)
2963 if (! FRAME_W32_P (frame
))
2965 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2969 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2971 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2973 if (dpyinfo
->w32_focus_frame
)
2975 dpyinfo
->x_highlight_frame
2976 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2977 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2978 : dpyinfo
->w32_focus_frame
);
2979 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2981 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2982 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2986 dpyinfo
->x_highlight_frame
= 0;
2988 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2991 frame_unhighlight (old_highlight
);
2992 if (dpyinfo
->x_highlight_frame
)
2993 frame_highlight (dpyinfo
->x_highlight_frame
);
2997 /* Keyboard processing - modifier keys, etc. */
2999 /* Convert a keysym to its name. */
3002 x_get_keysym_name (int keysym
)
3004 /* Make static so we can always return it */
3005 static char value
[100];
3008 GetKeyNameText (keysym
, value
, 100);
3015 codepage_for_locale (LCID locale
)
3019 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3026 /* Mouse clicks and mouse movement. Rah. */
3028 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3029 the state in PUP. XBUTTON provides extra information for extended mouse
3030 button messages. Returns FALSE if unable to parse the message. */
3032 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3039 case WM_LBUTTONDOWN
:
3047 case WM_MBUTTONDOWN
:
3048 if (NILP (Vw32_swap_mouse_buttons
))
3055 if (NILP (Vw32_swap_mouse_buttons
))
3061 case WM_RBUTTONDOWN
:
3062 if (NILP (Vw32_swap_mouse_buttons
))
3069 if (NILP (Vw32_swap_mouse_buttons
))
3075 case WM_XBUTTONDOWN
:
3076 button
= xbutton
+ 2;
3080 button
= xbutton
+ 2;
3088 if (pbutton
) *pbutton
= button
;
3094 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3096 If the event is a button press, then note that we have grabbed
3100 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3105 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3108 /* Make the event type NO_EVENT; we'll change that when we decide
3110 result
->kind
= MOUSE_CLICK_EVENT
;
3111 result
->code
= button
;
3112 result
->timestamp
= msg
->msg
.time
;
3113 result
->modifiers
= (msg
->dwModifiers
3118 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3119 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3120 XSETFRAME (result
->frame_or_window
, f
);
3126 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3131 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3134 result
->timestamp
= msg
->msg
.time
;
3136 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3137 forward, away from the user (up); a negative value indicates that
3138 the wheel was rotated backward, toward the user (down). */
3139 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3141 /* The up and down modifiers indicate if the wheel was rotated up or
3142 down based on WHEEL_DELTA value. */
3143 result
->modifiers
= (msg
->dwModifiers
3144 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3146 /* With multiple monitors, we can legitimately get negative
3147 coordinates, so cast to short to interpret them correctly. */
3148 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3149 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3150 ScreenToClient (msg
->msg
.hwnd
, &p
);
3151 XSETINT (result
->x
, p
.x
);
3152 XSETINT (result
->y
, p
.y
);
3153 XSETFRAME (result
->frame_or_window
, f
);
3159 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3169 result
->kind
= DRAG_N_DROP_EVENT
;
3171 result
->timestamp
= msg
->msg
.time
;
3172 result
->modifiers
= msg
->dwModifiers
;
3174 hdrop
= (HDROP
) msg
->msg
.wParam
;
3175 DragQueryPoint (hdrop
, &p
);
3178 p
.x
= LOWORD (msg
->msg
.lParam
);
3179 p
.y
= HIWORD (msg
->msg
.lParam
);
3180 ScreenToClient (msg
->msg
.hwnd
, &p
);
3183 XSETINT (result
->x
, p
.x
);
3184 XSETINT (result
->y
, p
.y
);
3186 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3189 for (i
= 0; i
< num_files
; i
++)
3191 len
= GUI_FN (DragQueryFile
) (hdrop
, i
, NULL
, 0);
3195 name
= alloca ((len
+ 1) * sizeof (*name
));
3196 GUI_FN (DragQueryFile
) (hdrop
, i
, name
, len
+ 1);
3197 #ifdef NTGUI_UNICODE
3198 files
= Fcons (from_unicode_buffer (name
), files
);
3200 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3201 #endif /* NTGUI_UNICODE */
3206 XSETFRAME (frame
, f
);
3207 result
->frame_or_window
= frame
;
3208 result
->arg
= files
;
3213 /* File event notifications (see w32notify.c). */
3216 lispy_file_action (DWORD action
)
3218 static char unknown_fmt
[] = "unknown-action(%d)";
3223 case FILE_ACTION_ADDED
:
3226 case FILE_ACTION_REMOVED
:
3229 case FILE_ACTION_MODIFIED
:
3232 case FILE_ACTION_RENAMED_OLD_NAME
:
3233 retval
= Qrenamed_from
;
3235 case FILE_ACTION_RENAMED_NEW_NAME
:
3236 retval
= Qrenamed_to
;
3240 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3242 sprintf (buf
, unknown_fmt
, action
);
3243 retval
= intern (buf
);
3252 /* Put file notifications into the Emacs input event queue. This
3253 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3256 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3259 BYTE
*p
= file_notifications
;
3260 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3261 const DWORD min_size
3262 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3265 /* We cannot process notification before Emacs is fully initialized,
3266 since we need the UTF-16LE coding-system to be set up. */
3269 notification_buffer_in_use
= 0;
3273 XSETFRAME (frame
, f
);
3276 if (notification_buffer_in_use
)
3278 DWORD info_size
= notifications_size
;
3279 Lisp_Object cs
= intern ("utf-16le");
3280 Lisp_Object obj
= w32_get_watch_object (notifications_desc
);
3282 /* notifications_size could be zero when the buffer of
3283 notifications overflowed on the OS level, or when the
3284 directory being watched was itself deleted. Do nothing in
3287 && !NILP (obj
) && CONSP (obj
))
3289 Lisp_Object callback
= XCDR (obj
);
3291 while (info_size
>= min_size
)
3293 Lisp_Object utf_16_fn
3294 = make_unibyte_string ((char *)fni
->FileName
,
3295 fni
->FileNameLength
);
3296 /* Note: mule-conf is preloaded, so utf-16le must
3297 already be defined at this point. */
3299 = code_convert_string_norecord (utf_16_fn
, cs
, 0);
3300 Lisp_Object action
= lispy_file_action (fni
->Action
);
3302 event
->kind
= FILE_NOTIFY_EVENT
;
3304 = (ptrdiff_t)XINT (XIL ((EMACS_INT
)notifications_desc
));
3305 event
->timestamp
= msg
->msg
.time
;
3306 event
->modifiers
= 0;
3307 event
->frame_or_window
= callback
;
3308 event
->arg
= Fcons (action
, fname
);
3309 kbd_buffer_store_event (event
);
3312 if (!fni
->NextEntryOffset
)
3314 p
+= fni
->NextEntryOffset
;
3315 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3316 info_size
-= fni
->NextEntryOffset
;
3319 notification_buffer_in_use
= 0;
3322 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3325 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3326 event
->kind
= NO_EVENT
;
3331 /* Function to report a mouse movement to the mainstream Emacs code.
3332 The input handler calls this.
3334 We have received a mouse movement event, which is given in *event.
3335 If the mouse is over a different glyph than it was last time, tell
3336 the mainstream emacs code by setting mouse_moved. If not, ask for
3337 another motion event, so we can check again the next time it moves. */
3339 static MSG last_mouse_motion_event
;
3340 static Lisp_Object last_mouse_motion_frame
;
3343 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3345 int mouse_x
= LOWORD (msg
->lParam
);
3346 int mouse_y
= HIWORD (msg
->lParam
);
3348 last_mouse_movement_time
= msg
->time
;
3349 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3350 XSETFRAME (last_mouse_motion_frame
, frame
);
3352 if (!FRAME_X_OUTPUT (frame
))
3355 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3357 frame
->mouse_moved
= 1;
3358 last_mouse_scroll_bar
= Qnil
;
3359 note_mouse_highlight (frame
, -1, -1);
3360 last_mouse_glyph_frame
= 0;
3364 /* Has the mouse moved off the glyph it was on at the last sighting? */
3365 if (frame
!= last_mouse_glyph_frame
3366 || mouse_x
< last_mouse_glyph
.left
3367 || mouse_x
>= last_mouse_glyph
.right
3368 || mouse_y
< last_mouse_glyph
.top
3369 || mouse_y
>= last_mouse_glyph
.bottom
)
3371 frame
->mouse_moved
= 1;
3372 last_mouse_scroll_bar
= Qnil
;
3373 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3374 /* Remember the mouse position here, as w32_mouse_position only
3375 gets called when mouse tracking is enabled but we also need
3376 to keep track of the mouse for help_echo and highlighting at
3378 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3379 last_mouse_glyph_frame
= frame
;
3387 /************************************************************************
3389 ************************************************************************/
3391 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3392 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3393 enum scroll_bar_part
*,
3394 Lisp_Object
*, Lisp_Object
*,
3396 static void x_check_fullscreen (struct frame
*);
3399 redo_mouse_highlight (void)
3401 if (!NILP (last_mouse_motion_frame
)
3402 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3403 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3404 LOWORD (last_mouse_motion_event
.lParam
),
3405 HIWORD (last_mouse_motion_event
.lParam
));
3409 w32_define_cursor (Window window
, Cursor cursor
)
3411 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3413 /* Return the current position of the mouse.
3414 *fp should be a frame which indicates which display to ask about.
3416 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3417 and *part to the frame, window, and scroll bar part that the mouse
3418 is over. Set *x and *y to the portion and whole of the mouse's
3419 position on the scroll bar.
3421 If the mouse movement started elsewhere, set *fp to the frame the
3422 mouse is on, *bar_window to nil, and *x and *y to the character cell
3425 Set *time to the server time-stamp for the time at which the mouse
3426 was at this position.
3428 Don't store anything if we don't have a valid set of values to report.
3430 This clears the mouse_moved flag, so we can wait for the next mouse
3434 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3435 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3436 unsigned long *time
)
3442 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3443 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3448 Lisp_Object frame
, tail
;
3450 /* Clear the mouse-moved flag for every frame on this display. */
3451 FOR_EACH_FRAME (tail
, frame
)
3452 XFRAME (frame
)->mouse_moved
= 0;
3454 last_mouse_scroll_bar
= Qnil
;
3458 /* Now we have a position on the root; find the innermost window
3459 containing the pointer. */
3461 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3462 && FRAME_LIVE_P (last_mouse_frame
))
3464 /* If mouse was grabbed on a frame, give coords for that frame
3465 even if the mouse is now outside it. */
3466 f1
= last_mouse_frame
;
3470 /* Is window under mouse one of our frames? */
3471 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3472 WindowFromPoint (pt
));
3475 /* If not, is it one of our scroll bars? */
3478 struct scroll_bar
*bar
3479 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3483 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3487 if (f1
== 0 && insist
> 0)
3488 f1
= SELECTED_FRAME ();
3492 /* Ok, we found a frame. Store all the values.
3493 last_mouse_glyph is a rectangle used to reduce the
3494 generation of mouse events. To not miss any motion
3495 events, we must divide the frame into rectangles of the
3496 size of the smallest character that could be displayed
3497 on it, i.e. into the same rectangles that matrices on
3498 the frame are divided into. */
3500 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3501 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3502 last_mouse_glyph_frame
= f1
;
3509 *time
= last_mouse_movement_time
;
3518 /***********************************************************************
3520 ***********************************************************************/
3522 /* Handle mouse button event on the tool-bar of frame F, at
3523 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3524 or ButtonRelease. */
3527 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3529 int x
= XFASTINT (button_event
->x
);
3530 int y
= XFASTINT (button_event
->y
);
3532 if (button_event
->modifiers
& down_modifier
)
3533 handle_tool_bar_click (f
, x
, y
, 1, 0);
3535 handle_tool_bar_click (f
, x
, y
, 0,
3536 button_event
->modifiers
& ~up_modifier
);
3541 /***********************************************************************
3543 ***********************************************************************/
3545 /* Scroll bar support. */
3547 /* Given a window ID, find the struct scroll_bar which manages it.
3548 This can be called in GC, so we have to make sure to strip off mark
3551 static struct scroll_bar
*
3552 x_window_to_scroll_bar (Window window_id
)
3554 Lisp_Object tail
, frame
;
3556 FOR_EACH_FRAME (tail
, frame
)
3558 Lisp_Object bar
, condemned
;
3560 /* Scan this frame's scroll bar list for a scroll bar with the
3562 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3563 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3564 /* This trick allows us to search both the ordinary and
3565 condemned scroll bar lists with one loop. */
3566 ! NILP (bar
) || (bar
= condemned
,
3569 bar
= XSCROLL_BAR (bar
)->next
)
3570 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3571 return XSCROLL_BAR (bar
);
3579 /* Set the thumb size and position of scroll bar BAR. We are currently
3580 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3583 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3584 int portion
, int position
, int whole
)
3586 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3587 /* We use the whole scroll-bar height in the calculations below, to
3588 avoid strange effects like scrolling backwards when just clicking
3589 on the handle (without moving it). */
3590 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3591 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3592 int sb_page
, sb_pos
;
3593 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3596 /* We used to change the nPage setting while dragging the handle,
3597 but that had very strange effects (such as scrolling backwards
3598 while dragging downwards).
3600 Now, we don't change the nPage setting while dragging unless we
3601 get near to the end of the buffer, in which case we often have to
3602 resize the handle to "go all the way". */
3608 si
.cbSize
= sizeof (si
);
3609 si
.fMask
= SIF_POS
| SIF_PAGE
;
3610 GetScrollInfo (w
, SB_CTL
, &si
);
3611 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3619 /* Position scroll bar at rock bottom if the bottom of the
3620 buffer is visible. This avoids shrinking the thumb away
3621 to nothing if it is held at the bottom of the buffer. */
3622 if (position
+ portion
>= whole
&& !draggingp
)
3624 sb_page
= range
* (whole
- position
) / whole
;
3629 sb_pos
= position
* range
/ whole
;
3630 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3639 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3643 si
.cbSize
= sizeof (si
);
3644 si
.fMask
= SIF_PAGE
| SIF_POS
;
3648 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3654 /************************************************************************
3655 Scroll bars, general
3656 ************************************************************************/
3659 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3661 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3662 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3666 /*#define ATTACH_THREADS*/
3669 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3671 #ifndef ATTACH_THREADS
3672 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3673 (WPARAM
) hwnd
, (LPARAM
) how
);
3675 return ShowWindow (hwnd
, how
);
3680 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3681 int x
, int y
, int cx
, int cy
, UINT flags
)
3683 #ifndef ATTACH_THREADS
3685 pos
.hwndInsertAfter
= hwndAfter
;
3691 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3693 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3699 my_set_focus (struct frame
* f
, HWND hwnd
)
3701 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3707 my_set_foreground_window (HWND hwnd
)
3709 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3714 my_destroy_window (struct frame
* f
, HWND hwnd
)
3716 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3721 my_bring_window_to_top (HWND hwnd
)
3723 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3726 /* Create a scroll bar and return the scroll bar vector for it. W is
3727 the Emacs window on which to create the scroll bar. TOP, LEFT,
3728 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3731 static struct scroll_bar
*
3732 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3734 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3737 struct scroll_bar
*bar
3738 = XSCROLL_BAR (Fmake_vector (make_number (VECSIZE (struct scroll_bar
)), Qnil
));
3743 XSETWINDOW (bar
->window
, w
);
3744 XSETINT (bar
->top
, top
);
3745 XSETINT (bar
->left
, left
);
3746 XSETINT (bar
->width
, width
);
3747 XSETINT (bar
->height
, height
);
3748 XSETINT (bar
->start
, 0);
3749 XSETINT (bar
->end
, 0);
3750 bar
->dragging
= Qnil
;
3751 bar
->fringe_extended_p
= Qnil
;
3753 /* Requires geometry to be set before call to create the real window */
3755 hwnd
= my_create_scrollbar (f
, bar
);
3757 si
.cbSize
= sizeof (si
);
3760 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3761 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3765 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3767 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3769 /* Add bar to its frame's list of scroll bars. */
3770 bar
->next
= FRAME_SCROLL_BARS (f
);
3772 XSETVECTOR (barobj
, bar
);
3773 fset_scroll_bars (f
, barobj
);
3774 if (! NILP (bar
->next
))
3775 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3783 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3787 x_scroll_bar_remove (struct scroll_bar
*bar
)
3789 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3793 /* Destroy the window. */
3794 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3796 /* Dissociate this scroll bar from its window. */
3797 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3802 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3803 that we are displaying PORTION characters out of a total of WHOLE
3804 characters, starting at POSITION. If WINDOW has no scroll bar,
3807 w32_set_vertical_scroll_bar (struct window
*w
,
3808 int portion
, int whole
, int position
)
3810 struct frame
*f
= XFRAME (w
->frame
);
3812 struct scroll_bar
*bar
;
3813 int top
, height
, left
, sb_left
, width
, sb_width
;
3814 int window_y
, window_height
;
3815 int fringe_extended_p
;
3817 /* Get window dimensions. */
3818 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3820 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3821 height
= window_height
;
3823 /* Compute the left edge of the scroll bar area. */
3824 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3826 /* Compute the width of the scroll bar which might be less than
3827 the width of the area reserved for the scroll bar. */
3828 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3829 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3833 /* Compute the left edge of the scroll bar. */
3834 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3835 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3837 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3839 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3840 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3841 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3842 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3843 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3845 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3846 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3847 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3848 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3850 /* Does the scroll bar exist yet? */
3851 if (NILP (w
->vertical_scroll_bar
))
3855 if (width
> 0 && height
> 0)
3857 hdc
= get_frame_dc (f
);
3858 if (fringe_extended_p
)
3859 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3861 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3862 release_frame_dc (f
, hdc
);
3866 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3870 /* It may just need to be moved and resized. */
3873 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3874 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3876 /* If already correctly positioned, do nothing. */
3877 if ( XINT (bar
->left
) == sb_left
3878 && XINT (bar
->top
) == top
3879 && XINT (bar
->width
) == sb_width
3880 && XINT (bar
->height
) == height
3881 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3883 /* Redraw after clear_frame. */
3884 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3885 InvalidateRect (hwnd
, NULL
, FALSE
);
3893 if (width
&& height
)
3895 hdc
= get_frame_dc (f
);
3896 /* Since Windows scroll bars are smaller than the space reserved
3897 for them on the frame, we have to clear "under" them. */
3898 if (fringe_extended_p
)
3899 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3901 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3902 release_frame_dc (f
, hdc
);
3904 /* Make sure scroll bar is "visible" before moving, to ensure the
3905 area of the parent window now exposed will be refreshed. */
3906 my_show_window (f
, hwnd
, SW_HIDE
);
3907 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3908 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3909 max (height
, 1), TRUE
);
3911 si
.cbSize
= sizeof (si
);
3912 si
.fMask
= SIF_RANGE
;
3914 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3915 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3917 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3919 my_show_window (f
, hwnd
, SW_NORMAL
);
3920 /* InvalidateRect (w, NULL, FALSE); */
3922 /* Remember new settings. */
3923 XSETINT (bar
->left
, sb_left
);
3924 XSETINT (bar
->top
, top
);
3925 XSETINT (bar
->width
, sb_width
);
3926 XSETINT (bar
->height
, height
);
3931 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3933 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3934 XSETVECTOR (barobj
, bar
);
3935 wset_vertical_scroll_bar (w
, barobj
);
3939 /* The following three hooks are used when we're doing a thorough
3940 redisplay of the frame. We don't explicitly know which scroll bars
3941 are going to be deleted, because keeping track of when windows go
3942 away is a real pain - "Can you say set-window-configuration, boys
3943 and girls?" Instead, we just assert at the beginning of redisplay
3944 that *all* scroll bars are to be removed, and then save a scroll bar
3945 from the fiery pit when we actually redisplay its window. */
3947 /* Arrange for all scroll bars on FRAME to be removed at the next call
3948 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3949 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3952 w32_condemn_scroll_bars (FRAME_PTR frame
)
3954 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3955 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3958 bar
= FRAME_SCROLL_BARS (frame
);
3959 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3960 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3961 XSCROLL_BAR (bar
)->prev
= Qnil
;
3962 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3963 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3964 fset_condemned_scroll_bars (frame
, bar
);
3969 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3970 Note that WINDOW isn't necessarily condemned at all. */
3973 w32_redeem_scroll_bar (struct window
*window
)
3975 struct scroll_bar
*bar
;
3979 /* We can't redeem this window's scroll bar if it doesn't have one. */
3980 if (NILP (window
->vertical_scroll_bar
))
3983 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3985 /* Unlink it from the condemned list. */
3986 f
= XFRAME (WINDOW_FRAME (window
));
3987 if (NILP (bar
->prev
))
3989 /* If the prev pointer is nil, it must be the first in one of
3991 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3992 /* It's not condemned. Everything's fine. */
3994 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3995 window
->vertical_scroll_bar
))
3996 fset_condemned_scroll_bars (f
, bar
->next
);
3998 /* If its prev pointer is nil, it must be at the front of
3999 one or the other! */
4003 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4005 if (! NILP (bar
->next
))
4006 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4008 bar
->next
= FRAME_SCROLL_BARS (f
);
4010 XSETVECTOR (barobj
, bar
);
4011 fset_scroll_bars (f
, barobj
);
4012 if (! NILP (bar
->next
))
4013 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4016 /* Remove all scroll bars on FRAME that haven't been saved since the
4017 last call to `*condemn_scroll_bars_hook'. */
4020 w32_judge_scroll_bars (FRAME_PTR f
)
4022 Lisp_Object bar
, next
;
4024 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4026 /* Clear out the condemned list now so we won't try to process any
4027 more events on the hapless scroll bars. */
4028 fset_condemned_scroll_bars (f
, Qnil
);
4030 for (; ! NILP (bar
); bar
= next
)
4032 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4034 x_scroll_bar_remove (b
);
4037 b
->next
= b
->prev
= Qnil
;
4040 /* Now there should be no references to the condemned scroll bars,
4041 and they should get garbage-collected. */
4044 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4045 is set to something other than NO_EVENT, it is enqueued.
4047 This may be called from a signal handler, so we have to ignore GC
4051 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4052 struct input_event
*emacs_event
)
4054 if (! WINDOWP (bar
->window
))
4057 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4058 emacs_event
->code
= 0;
4059 /* not really meaningful to distinguish up/down */
4060 emacs_event
->modifiers
= msg
->dwModifiers
;
4061 emacs_event
->frame_or_window
= bar
->window
;
4062 emacs_event
->arg
= Qnil
;
4063 emacs_event
->timestamp
= msg
->msg
.time
;
4066 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4068 int dragging
= !NILP (bar
->dragging
);
4071 si
.cbSize
= sizeof (si
);
4074 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4077 bar
->dragging
= Qnil
;
4080 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4082 switch (LOWORD (msg
->msg
.wParam
))
4085 emacs_event
->part
= scroll_bar_down_arrow
;
4088 emacs_event
->part
= scroll_bar_up_arrow
;
4091 emacs_event
->part
= scroll_bar_above_handle
;
4094 emacs_event
->part
= scroll_bar_below_handle
;
4097 emacs_event
->part
= scroll_bar_handle
;
4101 emacs_event
->part
= scroll_bar_handle
;
4105 case SB_THUMBPOSITION
:
4106 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4107 y
= HIWORD (msg
->msg
.wParam
);
4109 emacs_event
->part
= scroll_bar_handle
;
4111 /* "Silently" update current position. */
4115 si
.cbSize
= sizeof (si
);
4118 /* Remember apparent position (we actually lag behind the real
4119 position, so don't set that directly). */
4120 last_scroll_bar_drag_pos
= y
;
4122 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4126 /* If this is the end of a drag sequence, then reset the scroll
4127 handle size to normal and do a final redraw. Otherwise do
4132 int start
= XINT (bar
->start
);
4133 int end
= XINT (bar
->end
);
4135 si
.cbSize
= sizeof (si
);
4136 si
.fMask
= SIF_PAGE
| SIF_POS
;
4137 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4138 si
.nPos
= last_scroll_bar_drag_pos
;
4139 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4143 emacs_event
->kind
= NO_EVENT
;
4147 XSETINT (emacs_event
->x
, y
);
4148 XSETINT (emacs_event
->y
, top_range
);
4154 /* Return information to the user about the current position of the mouse
4155 on the scroll bar. */
4158 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4159 enum scroll_bar_part
*part
,
4160 Lisp_Object
*x
, Lisp_Object
*y
,
4161 unsigned long *time
)
4163 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4164 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4165 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4167 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4173 *bar_window
= bar
->window
;
4175 si
.cbSize
= sizeof (si
);
4176 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4178 GetScrollInfo (w
, SB_CTL
, &si
);
4180 top_range
= si
.nMax
- si
.nPage
+ 1;
4182 switch (LOWORD (last_mouse_scroll_bar_pos
))
4184 case SB_THUMBPOSITION
:
4186 *part
= scroll_bar_handle
;
4187 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4188 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4191 *part
= scroll_bar_handle
;
4195 *part
= scroll_bar_handle
;
4200 XSETINT (*y
, top_range
);
4203 last_mouse_scroll_bar
= Qnil
;
4205 *time
= last_mouse_movement_time
;
4211 /* The screen has been cleared so we may have changed foreground or
4212 background colors, and the scroll bars may need to be redrawn.
4213 Clear out the scroll bars, and ask for expose events, so we can
4217 x_scroll_bar_clear (FRAME_PTR f
)
4221 /* We can have scroll bars even if this is 0,
4222 if we just turned off scroll bar mode.
4223 But in that case we should not clear them. */
4224 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4225 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4226 bar
= XSCROLL_BAR (bar
)->next
)
4228 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4229 HDC hdc
= GetDC (window
);
4232 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4233 arranges to refresh the scroll bar if hidden. */
4234 my_show_window (f
, window
, SW_HIDE
);
4236 GetClientRect (window
, &rect
);
4237 select_palette (f
, hdc
);
4238 w32_clear_rect (f
, hdc
, &rect
);
4239 deselect_palette (f
, hdc
);
4241 ReleaseDC (window
, hdc
);
4246 /* The main W32 event-reading loop - w32_read_socket. */
4248 /* Record the last 100 characters stored
4249 to help debug the loss-of-chars-during-GC problem. */
4251 static int temp_index
;
4252 static short temp_buffer
[100];
4254 /* Temporarily store lead byte of DBCS input sequences. */
4255 static char dbcs_lead
= 0;
4257 /* Read events coming from the W32 shell.
4258 This routine is called by the SIGIO handler.
4259 We return as soon as there are no more events to be read.
4261 For an overview of how Emacs input works on MS-Windows, see the
4262 commentary before w32_msg_pump in w32fns.c.
4264 We return the number of characters stored into the buffer,
4265 thus pretending to be `read'.
4267 Some of these messages are reposted back to the message queue since the
4268 system calls the windows proc directly in a context where we cannot return
4269 the data nor can we guarantee the state we are in. So if we dispatch them
4270 we will get into an infinite loop. To prevent this from ever happening we
4271 will set a variable to indicate we are in the read_socket call and indicate
4272 which message we are processing since the windows proc gets called
4273 recursively with different messages by the system.
4277 w32_read_socket (struct terminal
*terminal
,
4278 struct input_event
*hold_quit
)
4281 int check_visibility
= 0;
4284 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4285 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4290 /* So people can tell when we have read the available input. */
4291 input_signal_count
++;
4293 /* Process any incoming thread messages. */
4294 drain_message_queue ();
4296 /* TODO: ghostscript integration. */
4297 while (get_next_msg (&msg
, FALSE
))
4299 struct input_event inev
;
4302 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4303 /* w32_name_of_message (msg.msg.message), */
4304 /* msg.msg.time)); */
4307 inev
.kind
= NO_EVENT
;
4310 switch (msg
.msg
.message
)
4312 case WM_EMACS_PAINT
:
4313 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4317 if (msg
.rect
.right
== msg
.rect
.left
||
4318 msg
.rect
.bottom
== msg
.rect
.top
)
4320 /* We may get paint messages even though the client
4321 area is clipped - these are not expose events. */
4322 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4325 else if (FRAME_VISIBLE_P (f
) != 1)
4327 bool iconified
= FRAME_ICONIFIED_P (f
);
4329 /* Definitely not obscured, so mark as visible. */
4330 SET_FRAME_VISIBLE (f
, 1);
4331 SET_FRAME_ICONIFIED (f
, 0);
4332 SET_FRAME_GARBAGED (f
);
4333 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4336 /* WM_PAINT serves as MapNotify as well, so report
4337 visibility changes properly. */
4340 inev
.kind
= DEICONIFY_EVENT
;
4341 XSETFRAME (inev
.frame_or_window
, f
);
4343 else if (!NILP (Vframe_list
) && !NILP (XCDR (Vframe_list
)))
4344 /* Force a redisplay sooner or later to update the
4345 frame titles in case this is the second frame. */
4346 record_asynch_buffer_change ();
4350 HDC hdc
= get_frame_dc (f
);
4352 /* Erase background again for safety. */
4353 w32_clear_rect (f
, hdc
, &msg
.rect
);
4354 release_frame_dc (f
, hdc
);
4358 msg
.rect
.right
- msg
.rect
.left
,
4359 msg
.rect
.bottom
- msg
.rect
.top
);
4364 case WM_INPUTLANGCHANGE
:
4365 /* Generate a language change event. */
4366 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4368 /* lParam contains the input language ID in its low 16 bits.
4369 Use it to update our record of the keyboard codepage. */
4370 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4375 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4376 XSETFRAME (inev
.frame_or_window
, f
);
4377 inev
.code
= w32_keyboard_codepage
;
4378 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4384 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4386 if (f
&& !FRAME_ICONIFIED_P (f
))
4388 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4389 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4391 clear_mouse_face (hlinfo
);
4392 hlinfo
->mouse_face_hidden
= 1;
4395 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4397 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4398 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4399 inev
.code
= msg
.msg
.wParam
;
4400 inev
.modifiers
= msg
.dwModifiers
;
4401 XSETFRAME (inev
.frame_or_window
, f
);
4402 inev
.timestamp
= msg
.msg
.time
;
4409 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4411 if (f
&& !FRAME_ICONIFIED_P (f
))
4413 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4414 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4416 clear_mouse_face (hlinfo
);
4417 hlinfo
->mouse_face_hidden
= 1;
4420 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4422 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4424 inev
.modifiers
= msg
.dwModifiers
;
4425 XSETFRAME (inev
.frame_or_window
, f
);
4426 inev
.timestamp
= msg
.msg
.time
;
4428 if (msg
.msg
.message
== WM_UNICHAR
)
4430 inev
.code
= msg
.msg
.wParam
;
4432 else if (msg
.msg
.wParam
< 256)
4437 dbcs
[1] = (char) msg
.msg
.wParam
;
4441 dbcs
[0] = dbcs_lead
;
4443 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4447 DebPrint (("Invalid DBCS sequence: %d %d\n",
4449 inev
.kind
= NO_EVENT
;
4453 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4454 (BYTE
) msg
.msg
.wParam
))
4456 dbcs_lead
= (char) msg
.msg
.wParam
;
4457 inev
.kind
= NO_EVENT
;
4462 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4463 &dbcs
[1], 1, &code
, 1))
4465 /* What to do with garbage? */
4466 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4467 inev
.kind
= NO_EVENT
;
4475 /* Windows shouldn't generate WM_CHAR events above 0xFF
4476 in non-Unicode message handlers. */
4477 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4478 inev
.kind
= NO_EVENT
;
4481 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4482 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4487 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4489 if (f
&& !FRAME_ICONIFIED_P (f
))
4491 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4492 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4494 clear_mouse_face (hlinfo
);
4495 hlinfo
->mouse_face_hidden
= 1;
4498 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4500 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4501 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4502 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4503 inev
.modifiers
= msg
.dwModifiers
;
4504 XSETFRAME (inev
.frame_or_window
, f
);
4505 inev
.timestamp
= msg
.msg
.time
;
4510 /* Ignore non-movement. */
4512 int x
= LOWORD (msg
.msg
.lParam
);
4513 int y
= HIWORD (msg
.msg
.lParam
);
4514 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4516 last_mousemove_x
= x
;
4517 last_mousemove_y
= y
;
4520 previous_help_echo_string
= help_echo_string
;
4521 help_echo_string
= Qnil
;
4523 if (dpyinfo
->grabbed
&& last_mouse_frame
4524 && FRAME_LIVE_P (last_mouse_frame
))
4525 f
= last_mouse_frame
;
4527 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4529 if (hlinfo
->mouse_face_hidden
)
4531 hlinfo
->mouse_face_hidden
= 0;
4532 clear_mouse_face (hlinfo
);
4537 /* Generate SELECT_WINDOW_EVENTs when needed. */
4538 if (!NILP (Vmouse_autoselect_window
))
4541 int x
= LOWORD (msg
.msg
.lParam
);
4542 int y
= HIWORD (msg
.msg
.lParam
);
4544 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4546 /* Window will be selected only when it is not
4547 selected now and last mouse movement event was
4548 not in it. Minibuffer window will be selected
4549 only when it is active. */
4550 if (WINDOWP (window
)
4551 && !EQ (window
, last_window
)
4552 && !EQ (window
, selected_window
)
4553 /* For click-to-focus window managers
4554 create event iff we don't leave the
4556 && (focus_follows_mouse
4557 || (EQ (XWINDOW (window
)->frame
,
4558 XWINDOW (selected_window
)->frame
))))
4560 inev
.kind
= SELECT_WINDOW_EVENT
;
4561 inev
.frame_or_window
= window
;
4564 last_window
= window
;
4566 if (!note_mouse_movement (f
, &msg
.msg
))
4567 help_echo_string
= previous_help_echo_string
;
4571 /* If we move outside the frame, then we're
4572 certainly no longer on any text in the frame. */
4573 clear_mouse_face (hlinfo
);
4576 /* If the contents of the global variable help_echo_string
4577 has changed, generate a HELP_EVENT. */
4578 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4579 But it was originally changed to this to fix a bug, so I have
4580 not removed it completely in case the bug is still there. */
4581 if (help_echo_string
!= previous_help_echo_string
||
4582 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4583 #else /* This is what xterm.c does. */
4584 if (!NILP (help_echo_string
)
4585 || !NILP (previous_help_echo_string
))
4590 case WM_LBUTTONDOWN
:
4592 case WM_MBUTTONDOWN
:
4594 case WM_RBUTTONDOWN
:
4596 case WM_XBUTTONDOWN
:
4599 /* If we decide we want to generate an event to be seen
4600 by the rest of Emacs, we put it here. */
4605 if (dpyinfo
->grabbed
&& last_mouse_frame
4606 && FRAME_LIVE_P (last_mouse_frame
))
4607 f
= last_mouse_frame
;
4609 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4613 construct_mouse_click (&inev
, &msg
, f
);
4615 /* Is this in the tool-bar? */
4616 if (WINDOWP (f
->tool_bar_window
)
4617 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4620 int x
= XFASTINT (inev
.x
);
4621 int y
= XFASTINT (inev
.y
);
4623 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4625 if (EQ (window
, f
->tool_bar_window
))
4627 w32_handle_tool_bar_click (f
, &inev
);
4633 || (dpyinfo
->w32_focus_frame
4634 && f
!= dpyinfo
->w32_focus_frame
))
4635 inev
.kind
= NO_EVENT
;
4638 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4643 dpyinfo
->grabbed
&= ~ (1 << button
);
4647 dpyinfo
->grabbed
|= (1 << button
);
4648 last_mouse_frame
= f
;
4649 /* Ignore any mouse motion that happened
4650 before this event; any subsequent mouse-movement
4651 Emacs events should reflect only motion after
4657 last_tool_bar_item
= -1;
4663 case WM_MOUSEHWHEEL
:
4665 if (dpyinfo
->grabbed
&& last_mouse_frame
4666 && FRAME_LIVE_P (last_mouse_frame
))
4667 f
= last_mouse_frame
;
4669 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4674 if (!dpyinfo
->w32_focus_frame
4675 || f
== dpyinfo
->w32_focus_frame
)
4677 /* Emit an Emacs wheel-up/down event. */
4678 construct_mouse_wheel (&inev
, &msg
, f
);
4680 /* Ignore any mouse motion that happened before this
4681 event; any subsequent mouse-movement Emacs events
4682 should reflect only motion after the
4686 last_mouse_frame
= f
;
4687 last_tool_bar_item
= -1;
4692 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4695 construct_drag_n_drop (&inev
, &msg
, f
);
4700 struct scroll_bar
*bar
=
4701 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4704 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4708 case WM_WINDOWPOSCHANGED
:
4710 case WM_ACTIVATEAPP
:
4711 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4714 /* Run the full-screen hook function also when we are
4715 being activated, to actually install the required
4716 size in effect, if the WAIT flag is set. This is
4717 because when the hook is run from x_set_fullscreen,
4718 the frame might not yet be visible, if that call is a
4719 result of make-frame, and in that case the hook just
4720 sets the WAIT flag. */
4721 if ((msg
.msg
.message
== WM_WINDOWPOSCHANGED
|| msg
.msg
.wParam
)
4722 && (f
->want_fullscreen
& FULLSCREEN_WAIT
))
4723 w32fullscreen_hook (f
);
4724 x_check_fullscreen (f
);
4726 check_visibility
= 1;
4730 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4732 if (f
&& !FRAME_ICONIFIED_P (f
))
4736 x_real_positions (f
, &x
, &y
);
4741 check_visibility
= 1;
4745 /* wParam non-zero means Window is about to be shown, 0 means
4746 about to be hidden. */
4747 /* Redo the mouse-highlight after the tooltip has gone. */
4748 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4751 redo_mouse_highlight ();
4754 /* If window has been obscured or exposed by another window
4755 being maximized or minimized/restored, then recheck
4756 visibility of all frames. Direct changes to our own
4757 windows get handled by WM_SIZE. */
4759 if (msg
.msg
.lParam
!= 0)
4760 check_visibility
= 1;
4763 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4764 f
->async_visible
= msg
.msg
.wParam
;
4768 check_visibility
= 1;
4772 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4774 /* Inform lisp of whether frame has been iconified etc. */
4777 switch (msg
.msg
.wParam
)
4779 case SIZE_MINIMIZED
:
4780 SET_FRAME_VISIBLE (f
, 0);
4781 SET_FRAME_ICONIFIED (f
, 1);
4783 inev
.kind
= ICONIFY_EVENT
;
4784 XSETFRAME (inev
.frame_or_window
, f
);
4787 case SIZE_MAXIMIZED
:
4790 bool iconified
= FRAME_ICONIFIED_P (f
);
4792 SET_FRAME_VISIBLE (f
, 1);
4793 SET_FRAME_ICONIFIED (f
, 0);
4795 /* wait_reading_process_output will notice this
4796 and update the frame's display structures. */
4797 SET_FRAME_GARBAGED (f
);
4803 /* Reset top and left positions of the Window
4804 here since Windows sends a WM_MOVE message
4805 BEFORE telling us the Window is minimized
4806 when the Window is iconified, with 3000,3000
4808 x_real_positions (f
, &x
, &y
);
4812 inev
.kind
= DEICONIFY_EVENT
;
4813 XSETFRAME (inev
.frame_or_window
, f
);
4815 else if (! NILP (Vframe_list
)
4816 && ! NILP (XCDR (Vframe_list
)))
4817 /* Force a redisplay sooner or later
4818 to update the frame titles
4819 in case this is the second frame. */
4820 record_asynch_buffer_change ();
4826 if (f
&& !FRAME_ICONIFIED_P (f
) && msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4834 GetClientRect (msg
.msg
.hwnd
, &rect
);
4836 height
= rect
.bottom
- rect
.top
;
4837 width
= rect
.right
- rect
.left
;
4839 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4840 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4842 /* TODO: Clip size to the screen dimensions. */
4844 /* Even if the number of character rows and columns has
4845 not changed, the font size may have changed, so we need
4846 to check the pixel dimensions as well. */
4848 if (columns
!= FRAME_COLS (f
)
4849 || rows
!= FRAME_LINES (f
)
4850 || width
!= FRAME_PIXEL_WIDTH (f
)
4851 || height
!= FRAME_PIXEL_HEIGHT (f
))
4853 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4854 SET_FRAME_GARBAGED (f
);
4855 cancel_mouse_face (f
);
4856 FRAME_PIXEL_WIDTH (f
) = width
;
4857 FRAME_PIXEL_HEIGHT (f
) = height
;
4858 f
->win_gravity
= NorthWestGravity
;
4862 check_visibility
= 1;
4866 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4869 if (f
== hlinfo
->mouse_face_mouse_frame
)
4871 /* If we move outside the frame, then we're
4872 certainly no longer on any text in the frame. */
4873 clear_mouse_face (hlinfo
);
4874 hlinfo
->mouse_face_mouse_frame
= 0;
4877 /* Generate a nil HELP_EVENT to cancel a help-echo.
4878 Do it only if there's something to cancel.
4879 Otherwise, the startup message is cleared when
4880 the mouse leaves the frame. */
4881 if (any_help_event_p
)
4887 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4889 dpyinfo
->grabbed
= 0;
4890 check_visibility
= 1;
4894 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4898 if (f
== dpyinfo
->w32_focus_event_frame
)
4899 dpyinfo
->w32_focus_event_frame
= 0;
4901 if (f
== dpyinfo
->w32_focus_frame
)
4902 x_new_focus_frame (dpyinfo
, 0);
4904 if (f
== hlinfo
->mouse_face_mouse_frame
)
4906 /* If we move outside the frame, then we're
4907 certainly no longer on any text in the frame. */
4908 clear_mouse_face (hlinfo
);
4909 hlinfo
->mouse_face_mouse_frame
= 0;
4912 /* Generate a nil HELP_EVENT to cancel a help-echo.
4913 Do it only if there's something to cancel.
4914 Otherwise, the startup message is cleared when
4915 the mouse leaves the frame. */
4916 if (any_help_event_p
)
4920 dpyinfo
->grabbed
= 0;
4921 check_visibility
= 1;
4925 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4929 inev
.kind
= DELETE_WINDOW_EVENT
;
4930 XSETFRAME (inev
.frame_or_window
, f
);
4935 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4939 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4940 XSETFRAME (inev
.frame_or_window
, f
);
4945 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4949 extern void menubar_selection_callback
4950 (FRAME_PTR f
, void * client_data
);
4951 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4954 check_visibility
= 1;
4957 case WM_DISPLAYCHANGE
:
4958 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4962 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4963 DebPrint (("display change: %d %d\n",
4964 (short) LOWORD (msg
.msg
.lParam
),
4965 (short) HIWORD (msg
.msg
.lParam
)));
4968 check_visibility
= 1;
4972 case WM_EMACS_FILENOTIFY
:
4973 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4975 queue_notifications (&inev
, &msg
, f
, &count
);
4980 /* Check for messages registered at runtime. */
4981 if (msg
.msg
.message
== msh_mousewheel
)
4983 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4984 msg
.msg
.message
= WM_MOUSEWHEEL
;
4990 if (inev
.kind
!= NO_EVENT
)
4992 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4997 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
5002 XSETFRAME (frame
, f
);
5008 if (NILP (help_echo_string
))
5010 help_echo_object
= help_echo_window
= Qnil
;
5014 any_help_event_p
= 1;
5015 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5016 help_echo_object
, help_echo_pos
);
5020 help_echo_string
= Qnil
;
5021 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5027 /* If the focus was just given to an autoraising frame,
5029 /* ??? This ought to be able to handle more than one such frame. */
5030 if (pending_autoraise_frame
)
5032 x_raise_frame (pending_autoraise_frame
);
5033 pending_autoraise_frame
= 0;
5036 /* Check which frames are still visible, if we have enqueued any user
5037 events or been notified of events that may affect visibility. We
5038 do this here because there doesn't seem to be any direct
5039 notification from Windows that the visibility of a window has
5040 changed (at least, not in all cases). */
5041 if (count
> 0 || check_visibility
)
5043 Lisp_Object tail
, frame
;
5045 FOR_EACH_FRAME (tail
, frame
)
5047 FRAME_PTR f
= XFRAME (frame
);
5048 /* The tooltip has been drawn already. Avoid the
5049 SET_FRAME_GARBAGED below. */
5050 if (EQ (frame
, tip_frame
))
5053 /* Check "visible" frames and mark each as obscured or not.
5054 Note that visible is nonzero for unobscured and obscured
5055 frames, but zero for hidden and iconified frames. */
5056 if (FRAME_W32_P (f
) && FRAME_VISIBLE_P (f
))
5063 /* Query clipping rectangle for the entire window area
5064 (GetWindowDC), not just the client portion (GetDC).
5065 Otherwise, the scrollbars and menubar aren't counted as
5066 part of the visible area of the frame, and we may think
5067 the frame is obscured when really a scrollbar is still
5068 visible and gets WM_PAINT messages above. */
5069 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5070 GetClipBox (hdc
, &clipbox
);
5071 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5074 obscured
= FRAME_OBSCURED_P (f
);
5076 if (clipbox
.right
== clipbox
.left
|| clipbox
.bottom
== clipbox
.top
)
5078 /* Frame has become completely obscured so mark as such (we
5079 do this by setting visible to 2 so that FRAME_VISIBLE_P
5080 is still true, but redisplay will skip it). */
5081 SET_FRAME_VISIBLE (f
, 2);
5084 DebPrint (("frame %p (%s) obscured\n", f
, SDATA (f
->name
)));
5088 /* Frame is not obscured, so mark it as such. */
5089 SET_FRAME_VISIBLE (f
, 1);
5093 SET_FRAME_GARBAGED (f
);
5094 DebPrint (("obscured frame %p (%s) found to be visible\n",
5095 f
, SDATA (f
->name
)));
5097 /* Force a redisplay sooner or later. */
5098 record_asynch_buffer_change ();
5111 /***********************************************************************
5113 ***********************************************************************/
5115 /* Set clipping for output in glyph row ROW. W is the window in which
5116 we operate. GC is the graphics context to set clipping in.
5118 ROW may be a text row or, e.g., a mode line. Text rows must be
5119 clipped to the interior of the window dedicated to text display,
5120 mode lines must be clipped to the whole window. */
5123 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5126 int window_x
, window_y
, window_width
;
5128 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5130 clip_rect
.left
= window_x
;
5131 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5132 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5133 clip_rect
.right
= clip_rect
.left
+ window_width
;
5134 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5136 w32_set_clip_rectangle (hdc
, &clip_rect
);
5140 /* Draw a hollow box cursor on window W in glyph row ROW. */
5143 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5145 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5149 struct glyph
*cursor_glyph
;
5150 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5152 /* Get the glyph the cursor is on. If we can't tell because
5153 the current matrix is invalid or such, give up. */
5154 cursor_glyph
= get_phys_cursor_glyph (w
);
5155 if (cursor_glyph
== NULL
)
5158 /* Compute frame-relative coordinates for phys cursor. */
5159 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5162 rect
.bottom
= rect
.top
+ h
;
5163 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5165 hdc
= get_frame_dc (f
);
5166 /* Set clipping, draw the rectangle, and reset clipping again. */
5167 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5168 FrameRect (hdc
, &rect
, hb
);
5170 w32_set_clip_rectangle (hdc
, NULL
);
5171 release_frame_dc (f
, hdc
);
5175 /* Draw a bar cursor on window W in glyph row ROW.
5177 Implementation note: One would like to draw a bar cursor with an
5178 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5179 Unfortunately, I didn't find a font yet that has this property set.
5183 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5184 int width
, enum text_cursor_kinds kind
)
5186 struct frame
*f
= XFRAME (w
->frame
);
5187 struct glyph
*cursor_glyph
;
5189 /* If cursor is out of bounds, don't draw garbage. This can happen
5190 in mini-buffer windows when switching between echo area glyphs
5192 cursor_glyph
= get_phys_cursor_glyph (w
);
5193 if (cursor_glyph
== NULL
)
5196 /* If on an image, draw like a normal cursor. That's usually better
5197 visible than drawing a bar, esp. if the image is large so that
5198 the bar might not be in the window. */
5199 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5201 struct glyph_row
*row
;
5202 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5203 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5207 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5208 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5212 /* If the glyph's background equals the color we normally draw
5213 the bar cursor in, the bar cursor in its normal color is
5214 invisible. Use the glyph's foreground color instead in this
5215 case, on the assumption that the glyph's colors are chosen so
5216 that the glyph is legible. */
5217 if (face
->background
== cursor_color
)
5218 cursor_color
= face
->foreground
;
5220 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5222 hdc
= get_frame_dc (f
);
5223 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5225 if (kind
== BAR_CURSOR
)
5228 width
= FRAME_CURSOR_WIDTH (f
);
5229 width
= min (cursor_glyph
->pixel_width
, width
);
5231 w
->phys_cursor_width
= width
;
5233 /* If the character under cursor is R2L, draw the bar cursor
5234 on the right of its glyph, rather than on the left. */
5235 if ((cursor_glyph
->resolved_level
& 1) != 0)
5236 x
+= cursor_glyph
->pixel_width
- width
;
5238 w32_fill_area (f
, hdc
, cursor_color
, x
,
5239 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5240 width
, row
->height
);
5244 int dummy_x
, dummy_y
, dummy_h
;
5247 width
= row
->height
;
5249 width
= min (row
->height
, width
);
5251 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5252 &dummy_y
, &dummy_h
);
5253 w32_fill_area (f
, hdc
, cursor_color
, x
,
5254 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5255 row
->height
- width
),
5256 w
->phys_cursor_width
, width
);
5259 w32_set_clip_rectangle (hdc
, NULL
);
5260 release_frame_dc (f
, hdc
);
5265 /* RIF: Define cursor CURSOR on frame F. */
5268 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5270 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5274 /* RIF: Clear area on frame F. */
5277 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5281 hdc
= get_frame_dc (f
);
5282 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5283 release_frame_dc (f
, hdc
);
5286 /* RIF: Draw or clear cursor on window W. */
5289 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5290 int x
, int y
, int cursor_type
, int cursor_width
,
5291 int on_p
, int active_p
)
5295 /* If the user wants to use the system caret, make sure our own
5296 cursor remains invisible. */
5297 if (w32_use_visible_system_caret
)
5299 /* Call to erase_phys_cursor here seems to use the
5300 wrong values of w->phys_cursor, as they have been
5301 overwritten before this function was called. */
5302 if (w
->phys_cursor_type
!= NO_CURSOR
)
5303 erase_phys_cursor (w
);
5305 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5306 w
->phys_cursor_width
= -1;
5310 w
->phys_cursor_type
= cursor_type
;
5313 w
->phys_cursor_on_p
= 1;
5315 /* If this is the active cursor, we need to track it with the
5316 system caret, so third party software like screen magnifiers
5317 and speech synthesizers can follow the cursor. */
5320 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5321 HWND hwnd
= FRAME_W32_WINDOW (f
);
5324 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5326 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5327 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5329 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5331 /* If the size of the active cursor changed, destroy the old
5333 if (w32_system_caret_hwnd
5334 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5335 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5337 w32_system_caret_height
= w
->phys_cursor_height
;
5339 /* Move the system caret. */
5340 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5343 if (glyph_row
->exact_window_width_line_p
5344 && (glyph_row
->reversed_p
5345 ? (w
->phys_cursor
.hpos
< 0)
5346 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5348 glyph_row
->cursor_in_fringe_p
= 1;
5349 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5353 switch (cursor_type
)
5355 case HOLLOW_BOX_CURSOR
:
5356 x_draw_hollow_cursor (w
, glyph_row
);
5359 case FILLED_BOX_CURSOR
:
5360 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5364 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5368 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5372 w
->phys_cursor_width
= 0;
5386 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5389 HANDLE small_icon
= NULL
;
5391 if (FRAME_W32_WINDOW (f
) == 0)
5395 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5396 else if (STRINGP (icon
))
5398 /* Load the main icon from the named file. */
5399 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5400 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5401 /* Try to load a small icon to go with it. */
5402 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5403 GetSystemMetrics (SM_CXSMICON
),
5404 GetSystemMetrics (SM_CYSMICON
),
5407 else if (SYMBOLP (icon
))
5411 if (EQ (icon
, intern ("application")))
5412 name
= (LPCTSTR
) IDI_APPLICATION
;
5413 else if (EQ (icon
, intern ("hand")))
5414 name
= (LPCTSTR
) IDI_HAND
;
5415 else if (EQ (icon
, intern ("question")))
5416 name
= (LPCTSTR
) IDI_QUESTION
;
5417 else if (EQ (icon
, intern ("exclamation")))
5418 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5419 else if (EQ (icon
, intern ("asterisk")))
5420 name
= (LPCTSTR
) IDI_ASTERISK
;
5421 else if (EQ (icon
, intern ("winlogo")))
5422 name
= (LPCTSTR
) IDI_WINLOGO
;
5426 main_icon
= LoadIcon (NULL
, name
);
5431 if (main_icon
== NULL
)
5434 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5435 (LPARAM
) main_icon
);
5437 /* If there is a small icon that goes with it, set that too. */
5439 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5440 (LPARAM
) small_icon
);
5446 /************************************************************************
5448 ************************************************************************/
5450 /* Display Error Handling functions not used on W32. Listing them here
5451 helps diff stay in step when comparing w32term.c with xterm.c.
5453 x_error_catcher (display, error)
5454 x_catch_errors (dpy)
5455 x_catch_errors_unwind (old_val)
5456 x_check_errors (dpy, format)
5457 x_fully_uncatch_errors ()
5458 x_had_errors_p (dpy)
5459 x_clear_errors (dpy)
5460 x_uncatch_errors (dpy, count)
5462 x_connection_signal (signalnum)
5463 x_connection_closed (dpy, error_message)
5464 x_error_quitter (display, error)
5465 x_error_handler (display, error)
5466 x_io_error_quitter (display)
5471 /* Changing the font of the frame. */
5474 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5476 struct font
*font
= XFONT_OBJECT (font_object
);
5479 fontset
= fontset_from_font (font_object
);
5480 FRAME_FONTSET (f
) = fontset
;
5481 if (FRAME_FONT (f
) == font
)
5482 /* This font is already set in frame F. There's nothing more to
5486 FRAME_FONT (f
) = font
;
5487 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5488 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5489 FRAME_LINE_HEIGHT (f
) = font
->height
;
5491 compute_fringe_widths (f
, 1);
5493 /* Compute the scroll bar width in character columns. */
5494 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5496 int wid
= FRAME_COLUMN_WIDTH (f
);
5497 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5498 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5502 int wid
= FRAME_COLUMN_WIDTH (f
);
5503 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5506 /* Now make the frame display the given font. */
5507 if (FRAME_X_WINDOW (f
) != 0)
5509 /* Don't change the size of a tip frame; there's no point in
5510 doing it because it's done in Fx_show_tip, and it leads to
5511 problems because the tip frame has no widget. */
5512 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5513 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5516 /* X version sets font of input methods here also. */
5522 /***********************************************************************
5523 TODO: W32 Input Methods
5524 ***********************************************************************/
5525 /* Listing missing functions from xterm.c helps diff stay in step.
5527 xim_destroy_callback (xim, client_data, call_data)
5528 xim_open_dpy (dpyinfo, resource_name)
5530 xim_instantiate_callback (display, client_data, call_data)
5531 xim_initialize (dpyinfo, resource_name)
5532 xim_close_dpy (dpyinfo)
5537 /* Calculate the absolute position in frame F
5538 from its current recorded position values and gravity. */
5541 x_calc_absolute_position (struct frame
*f
)
5543 int flags
= f
->size_hint_flags
;
5545 /* The sum of the widths of the frame's left and right borders, and
5546 the sum of the heights of the frame's top and bottom borders (in
5547 pixels) drawn by Windows. */
5548 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5550 /* Try to get the actual values of these two variables. We compute
5551 the border width (height) by subtracting the width (height) of
5552 the frame's client area from the width (height) of the frame's
5554 WINDOWPLACEMENT wp
= { 0 };
5555 RECT client_rect
= { 0 };
5557 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5558 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5560 left_right_borders_width
=
5561 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5562 (client_rect
.right
- client_rect
.left
);
5564 top_bottom_borders_height
=
5565 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5566 (client_rect
.bottom
- client_rect
.top
);
5570 /* Use sensible default values. */
5571 left_right_borders_width
= 8;
5572 top_bottom_borders_height
= 32;
5575 /* Treat negative positions as relative to the rightmost bottommost
5576 position that fits on the screen. */
5577 if (flags
& XNegative
)
5578 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5579 - FRAME_PIXEL_WIDTH (f
)
5581 - (left_right_borders_width
- 1));
5583 if (flags
& YNegative
)
5584 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5585 - FRAME_PIXEL_HEIGHT (f
)
5587 - (top_bottom_borders_height
- 1));
5589 /* The left_pos and top_pos are now relative to the top and left
5590 screen edges, so the flags should correspond. */
5591 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5594 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5595 to really change the position, and 0 when calling from
5596 x_make_frame_visible (in that case, XOFF and YOFF are the current
5597 position values). It is -1 when calling from x_set_frame_parameters,
5598 which means, do adjust for borders but don't change the gravity. */
5601 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5604 int modified_top
, modified_left
;
5606 if (change_gravity
> 0)
5610 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5612 f
->size_hint_flags
|= XNegative
;
5614 f
->size_hint_flags
|= YNegative
;
5615 f
->win_gravity
= NorthWestGravity
;
5617 x_calc_absolute_position (f
);
5620 x_wm_set_size_hint (f
, (long) 0, 0);
5622 modified_left
= f
->left_pos
;
5623 modified_top
= f
->top_pos
;
5625 my_set_window_pos (FRAME_W32_WINDOW (f
),
5627 modified_left
, modified_top
,
5629 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5634 /* Check if we need to resize the frame due to a fullscreen request.
5635 If so needed, resize the frame. */
5637 x_check_fullscreen (struct frame
*f
)
5639 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5641 int width
, height
, ign
;
5643 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5645 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5647 /* We do not need to move the window, it shall be taken care of
5648 when setting WM manager hints. */
5649 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5651 change_frame_size (f
, height
, width
, 0, 1, 0);
5652 SET_FRAME_GARBAGED (f
);
5653 cancel_mouse_face (f
);
5655 /* Wait for the change of frame size to occur. */
5656 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5662 w32fullscreen_hook (FRAME_PTR f
)
5664 if (FRAME_VISIBLE_P (f
))
5666 HWND hwnd
= FRAME_W32_WINDOW(f
);
5667 DWORD dwStyle
= GetWindowLong (hwnd
, GWL_STYLE
);
5671 f
->want_fullscreen
&= ~FULLSCREEN_WAIT
;
5673 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_NONE
)
5674 GetWindowPlacement (hwnd
, &FRAME_NORMAL_PLACEMENT (f
));
5676 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_BOTH
)
5678 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
| WS_OVERLAPPEDWINDOW
);
5679 SetWindowPos (hwnd
, NULL
, 0, 0, 0, 0,
5680 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOZORDER
|
5681 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5684 w32_fullscreen_rect (hwnd
, f
->want_fullscreen
,
5685 FRAME_NORMAL_PLACEMENT (f
).rcNormalPosition
, &rect
);
5686 FRAME_PREV_FSMODE (f
) = f
->want_fullscreen
;
5687 if (f
->want_fullscreen
== FULLSCREEN_BOTH
)
5689 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
& ~WS_OVERLAPPEDWINDOW
);
5690 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5691 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
,
5692 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5696 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5697 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
, 0);
5700 f
->want_fullscreen
= FULLSCREEN_NONE
;
5704 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5707 /* Call this to change the size of frame F's x-window.
5708 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5709 for this size change and subsequent size changes.
5710 Otherwise we leave the window gravity unchanged. */
5713 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5715 int pixelwidth
, pixelheight
;
5719 check_frame_size (f
, &rows
, &cols
);
5720 f
->scroll_bar_actual_width
5721 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5723 compute_fringe_widths (f
, 0);
5725 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5726 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5728 f
->win_gravity
= NorthWestGravity
;
5729 x_wm_set_size_hint (f
, (long) 0, 0);
5734 rect
.left
= rect
.top
= 0;
5735 rect
.right
= pixelwidth
;
5736 rect
.bottom
= pixelheight
;
5738 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5739 FRAME_EXTERNAL_MENU_BAR (f
));
5741 my_set_window_pos (FRAME_W32_WINDOW (f
),
5744 rect
.right
- rect
.left
,
5745 rect
.bottom
- rect
.top
,
5746 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5750 /* The following mirrors what is done in xterm.c. It appears to be
5751 for informing lisp of the new size immediately, while the actual
5752 resize will happen asynchronously. But on Windows, the menu bar
5753 automatically wraps when the frame is too narrow to contain it,
5754 and that causes any calculations made here to come out wrong. The
5755 end is some nasty buggy behavior, including the potential loss
5758 Disabling this code is either not sufficient to fix the problems
5759 completely, or it causes fresh problems, but at least it removes
5760 the most problematic symptom of the minibuffer becoming unusable.
5762 -----------------------------------------------------------------
5764 Now, strictly speaking, we can't be sure that this is accurate,
5765 but the window manager will get around to dealing with the size
5766 change request eventually, and we'll hear how it went when the
5767 ConfigureNotify event gets here.
5769 We could just not bother storing any of this information here,
5770 and let the ConfigureNotify event set everything up, but that
5771 might be kind of confusing to the Lisp code, since size changes
5772 wouldn't be reported in the frame parameters until some random
5773 point in the future when the ConfigureNotify event arrives.
5775 We pass 1 for DELAY since we can't run Lisp code inside of
5777 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5778 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5779 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5781 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5782 receive in the ConfigureNotify event; if we get what we asked
5783 for, then the event won't cause the screen to become garbaged, so
5784 we have to make sure to do it here. */
5785 SET_FRAME_GARBAGED (f
);
5787 /* If cursor was outside the new size, mark it as off. */
5788 mark_window_cursors_off (XWINDOW (f
->root_window
));
5790 /* Clear out any recollection of where the mouse highlighting was,
5791 since it might be in a place that's outside the new frame size.
5792 Actually checking whether it is outside is a pain in the neck,
5793 so don't try--just let the highlighting be done afresh with new size. */
5794 cancel_mouse_face (f
);
5800 /* Mouse warping. */
5802 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5805 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5809 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5810 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5812 if (pix_x
< 0) pix_x
= 0;
5813 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5815 if (pix_y
< 0) pix_y
= 0;
5816 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5818 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5822 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5829 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5830 pt
.x
= rect
.left
+ pix_x
;
5831 pt
.y
= rect
.top
+ pix_y
;
5832 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5834 SetCursorPos (pt
.x
, pt
.y
);
5840 /* focus shifting, raising and lowering. */
5843 x_focus_on_frame (struct frame
*f
)
5845 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5847 /* Give input focus to frame. */
5850 /* Try not to change its Z-order if possible. */
5851 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5852 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5855 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5860 x_unfocus_frame (struct frame
*f
)
5864 /* Raise frame F. */
5866 x_raise_frame (struct frame
*f
)
5870 /* Strictly speaking, raise-frame should only change the frame's Z
5871 order, leaving input focus unchanged. This is reasonable behavior
5872 on X where the usual policy is point-to-focus. However, this
5873 behavior would be very odd on Windows where the usual policy is
5876 On X, if the mouse happens to be over the raised frame, it gets
5877 input focus anyway (so the window with focus will never be
5878 completely obscured) - if not, then just moving the mouse over it
5879 is sufficient to give it focus. On Windows, the user must actually
5880 click on the frame (preferably the title bar so as not to move
5881 point), which is more awkward. Also, no other Windows program
5882 raises a window to the top but leaves another window (possibly now
5883 completely obscured) with input focus.
5885 Because there is a system setting on Windows that allows the user
5886 to choose the point to focus policy, we make the strict semantics
5887 optional, but by default we grab focus when raising. */
5889 if (NILP (Vw32_grab_focus_on_raise
))
5891 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5892 not already the foreground application: the frame is raised
5893 above all other frames belonging to us, but not above the
5894 current top window. To achieve that, we have to resort to this
5895 more cumbersome method. */
5897 HDWP handle
= BeginDeferWindowPos (2);
5900 handle
= DeferWindowPos (handle
,
5901 FRAME_W32_WINDOW (f
),
5904 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5907 handle
= DeferWindowPos (handle
,
5908 GetForegroundWindow (),
5909 FRAME_W32_WINDOW (f
),
5911 SWP_NOSIZE
| SWP_NOMOVE
|
5914 EndDeferWindowPos (handle
);
5920 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5926 /* Lower frame F. */
5928 x_lower_frame (struct frame
*f
)
5931 my_set_window_pos (FRAME_W32_WINDOW (f
),
5934 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5939 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5941 if (! FRAME_W32_P (f
))
5950 /* Change of visibility. */
5952 /* This tries to wait until the frame is really visible.
5953 However, if the window manager asks the user where to position
5954 the frame, this will return before the user finishes doing that.
5955 The frame will not actually be visible at that time,
5956 but it will become visible later when the window manager
5957 finishes with it. */
5960 x_make_frame_visible (struct frame
*f
)
5966 type
= x_icon_type (f
);
5968 x_bitmap_icon (f
, type
);
5970 if (! FRAME_VISIBLE_P (f
))
5972 /* We test FRAME_GARBAGED_P here to make sure we don't
5973 call x_set_offset a second time
5974 if we get to x_make_frame_visible a second time
5975 before the window gets really visible. */
5976 if (! FRAME_ICONIFIED_P (f
)
5977 && ! f
->output_data
.w32
->asked_for_visible
)
5982 /* Adjust vertical window position in order to avoid being
5983 covered by a task bar placed at the bottom of the desktop. */
5984 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5985 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5986 if (window_rect
.bottom
> workarea_rect
.bottom
5987 && window_rect
.top
> workarea_rect
.top
)
5988 f
->top_pos
= max (window_rect
.top
5989 - window_rect
.bottom
+ workarea_rect
.bottom
,
5992 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5995 f
->output_data
.w32
->asked_for_visible
= 1;
5997 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5998 causes unexpected behavior when unminimizing frames that were
5999 previously maximized. But only SW_SHOWNORMAL works properly for
6000 frames that were truely hidden (using make-frame-invisible), so
6001 we need it to avoid Bug#5482. It seems that iconified is only
6002 set for minimized windows that are still visible, so use that to
6003 determine the appropriate flag to pass ShowWindow. */
6004 my_show_window (f
, FRAME_W32_WINDOW (f
),
6005 FRAME_ICONIFIED_P (f
) ? SW_RESTORE
: SW_SHOWNORMAL
);
6008 /* Synchronize to ensure Emacs knows the frame is visible
6009 before we do anything else. We do this loop with input not blocked
6010 so that incoming events are handled. */
6015 /* This must come after we set COUNT. */
6018 XSETFRAME (frame
, f
);
6020 /* Wait until the frame is visible. Process X events until a
6021 MapNotify event has been seen, or until we think we won't get a
6022 MapNotify at all.. */
6023 for (count
= input_signal_count
+ 10;
6024 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6026 /* Force processing of queued events. */
6027 /* TODO: x_sync equivalent? */
6029 /* Machines that do polling rather than SIGIO have been observed
6030 to go into a busy-wait here. So we'll fake an alarm signal
6031 to let the handler know that there's something to be read.
6032 We used to raise a real alarm, but it seems that the handler
6033 isn't always enabled here. This is probably a bug. */
6034 if (input_polling_used ())
6036 /* It could be confusing if a real alarm arrives while processing
6037 the fake one. Turn it off and let the handler reset it. */
6038 int old_poll_suppress_count
= poll_suppress_count
;
6039 poll_suppress_count
= 1;
6040 poll_for_input_1 ();
6041 poll_suppress_count
= old_poll_suppress_count
;
6047 /* Change from mapped state to withdrawn state. */
6049 /* Make the frame visible (mapped and not iconified). */
6052 x_make_frame_invisible (struct frame
*f
)
6054 /* Don't keep the highlight on an invisible frame. */
6055 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6056 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6060 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6062 /* We can't distinguish this from iconification
6063 just by the event that we get from the server.
6064 So we can't win using the usual strategy of letting
6065 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6066 and synchronize with the server to make sure we agree. */
6067 SET_FRAME_VISIBLE (f
, 0);
6068 SET_FRAME_ICONIFIED (f
, 0);
6073 /* Change window state from mapped to iconified. */
6076 x_iconify_frame (struct frame
*f
)
6080 /* Don't keep the highlight on an invisible frame. */
6081 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6082 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6084 if (FRAME_ICONIFIED_P (f
))
6089 type
= x_icon_type (f
);
6091 x_bitmap_icon (f
, type
);
6093 /* Simulate the user minimizing the frame. */
6094 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6100 /* Free X resources of frame F. */
6103 x_free_frame_resources (struct frame
*f
)
6105 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6106 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6110 /* We must free faces before destroying windows because some
6111 font-driver (e.g. xft) access a window while finishing a
6113 if (FRAME_FACE_CACHE (f
))
6114 free_frame_faces (f
);
6116 if (FRAME_W32_WINDOW (f
))
6117 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6119 free_frame_menubar (f
);
6121 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6122 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6123 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6124 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6125 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6126 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6127 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6128 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6129 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6130 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6132 if (FRAME_FACE_CACHE (f
))
6133 free_frame_faces (f
);
6135 xfree (f
->output_data
.w32
);
6136 f
->output_data
.w32
= NULL
;
6138 if (f
== dpyinfo
->w32_focus_frame
)
6139 dpyinfo
->w32_focus_frame
= 0;
6140 if (f
== dpyinfo
->w32_focus_event_frame
)
6141 dpyinfo
->w32_focus_event_frame
= 0;
6142 if (f
== dpyinfo
->x_highlight_frame
)
6143 dpyinfo
->x_highlight_frame
= 0;
6145 if (f
== hlinfo
->mouse_face_mouse_frame
)
6147 hlinfo
->mouse_face_beg_row
6148 = hlinfo
->mouse_face_beg_col
= -1;
6149 hlinfo
->mouse_face_end_row
6150 = hlinfo
->mouse_face_end_col
= -1;
6151 hlinfo
->mouse_face_window
= Qnil
;
6152 hlinfo
->mouse_face_mouse_frame
= 0;
6159 /* Destroy the window of frame F. */
6161 x_destroy_window (struct frame
*f
)
6163 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6165 x_free_frame_resources (f
);
6166 dpyinfo
->reference_count
--;
6170 /* Setting window manager hints. */
6172 /* Set the normal size hints for the window manager, for frame F.
6173 FLAGS is the flags word to use--or 0 meaning preserve the flags
6174 that the window now has.
6175 If USER_POSITION, set the USPosition
6176 flag (this is useful when FLAGS is 0). */
6178 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6180 Window window
= FRAME_W32_WINDOW (f
);
6184 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6185 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6186 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6187 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6192 /* Window manager things */
6194 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6197 Window window
= FRAME_W32_WINDOW (f
);
6199 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6200 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6201 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6203 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6208 /***********************************************************************
6210 ***********************************************************************/
6214 /* Check that FONT is valid on frame F. It is if it can be found in F's
6218 x_check_font (struct frame
*f
, struct font
*font
)
6220 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6221 if (font
->driver
->check
)
6222 eassert (font
->driver
->check (f
, font
) == 0);
6225 #endif /* GLYPH_DEBUG */
6229 /***********************************************************************
6231 ***********************************************************************/
6233 static int w32_initialized
= 0;
6236 w32_initialize_display_info (Lisp_Object display_name
)
6238 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6239 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6241 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6243 /* Put it on w32_display_name_list. */
6244 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6245 w32_display_name_list
);
6246 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6248 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6249 + SCHARS (Vsystem_name
) + 2);
6250 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6251 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6253 /* Default Console mode values - overridden when running in GUI mode
6254 with values obtained from system metrics. */
6257 dpyinfo
->n_planes
= 1;
6258 dpyinfo
->n_cbits
= 4;
6259 dpyinfo
->n_fonts
= 0;
6260 dpyinfo
->smallest_font_height
= 1;
6261 dpyinfo
->smallest_char_width
= 1;
6263 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6264 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6265 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6266 hlinfo
->mouse_face_window
= Qnil
;
6267 hlinfo
->mouse_face_overlay
= Qnil
;
6268 hlinfo
->mouse_face_hidden
= 0;
6270 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6271 /* TODO: dpyinfo->gray */
6275 /* Create an xrdb-style database of resources to supersede registry settings.
6276 The database is just a concatenation of C strings, finished by an additional
6277 \0. The strings are submitted to some basic normalization, so
6279 [ *]option[ *]:[ *]value...
6285 but any whitespace following value is not removed. */
6288 w32_make_rdb (char *xrm_option
)
6290 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6291 char *current
= buffer
;
6294 int before_value
= 0;
6308 if (in_option
&& (ch
== ':'))
6313 else if (before_value
)
6318 else if (!(in_option
|| before_value
))
6330 x_flush (struct frame
* f
)
6331 { /* Nothing to do */ }
6334 extern frame_parm_handler w32_frame_parm_handlers
[];
6336 static struct redisplay_interface w32_redisplay_interface
=
6338 w32_frame_parm_handlers
,
6342 x_clear_end_of_line
,
6344 x_after_update_window_line
,
6345 x_update_window_begin
,
6346 x_update_window_end
,
6349 0, /* flush_display_optional */
6350 x_clear_window_mouse_face
,
6351 x_get_glyph_overhangs
,
6352 x_fix_overlapping_area
,
6353 w32_draw_fringe_bitmap
,
6354 w32_define_fringe_bitmap
,
6355 w32_destroy_fringe_bitmap
,
6356 w32_compute_glyph_string_overhangs
,
6357 x_draw_glyph_string
,
6358 w32_define_frame_cursor
,
6359 w32_clear_frame_area
,
6360 w32_draw_window_cursor
,
6361 w32_draw_vertical_window_border
,
6362 w32_shift_glyphs_for_insert
6365 static void x_delete_terminal (struct terminal
*term
);
6367 static struct terminal
*
6368 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6370 struct terminal
*terminal
;
6372 terminal
= create_terminal ();
6374 terminal
->type
= output_w32
;
6375 terminal
->display_info
.w32
= dpyinfo
;
6376 dpyinfo
->terminal
= terminal
;
6378 /* MSVC does not type K&R functions with no arguments correctly, and
6379 so we must explicitly cast them. */
6380 terminal
->clear_frame_hook
= x_clear_frame
;
6381 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6382 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6383 terminal
->ring_bell_hook
= w32_ring_bell
;
6384 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6385 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6386 terminal
->update_begin_hook
= x_update_begin
;
6387 terminal
->update_end_hook
= x_update_end
;
6388 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6389 terminal
->read_socket_hook
= w32_read_socket
;
6390 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6391 terminal
->mouse_position_hook
= w32_mouse_position
;
6392 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6393 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6394 terminal
->fullscreen_hook
= w32fullscreen_hook
;
6395 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6396 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6397 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6398 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6400 terminal
->delete_frame_hook
= x_destroy_window
;
6401 terminal
->delete_terminal_hook
= x_delete_terminal
;
6403 terminal
->rif
= &w32_redisplay_interface
;
6404 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6405 terminal
->char_ins_del_ok
= 1;
6406 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6407 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6408 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6411 /* We don't yet support separate terminals on W32, so don't try to share
6412 keyboards between virtual terminals that are on the same physical
6413 terminal like X does. */
6414 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6415 init_kboard (terminal
->kboard
);
6416 kset_window_system (terminal
->kboard
, intern ("w32"));
6417 terminal
->kboard
->next_kboard
= all_kboards
;
6418 all_kboards
= terminal
->kboard
;
6419 /* Don't let the initial kboard remain current longer than necessary.
6420 That would cause problems if a file loaded on startup tries to
6421 prompt in the mini-buffer. */
6422 if (current_kboard
== initial_kboard
)
6423 current_kboard
= terminal
->kboard
;
6424 terminal
->kboard
->reference_count
++;
6430 x_delete_terminal (struct terminal
*terminal
)
6432 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6434 /* Protect against recursive calls. delete_frame in
6435 delete_terminal calls us back when it deletes our last frame. */
6436 if (!terminal
->name
)
6441 x_delete_display (dpyinfo
);
6445 struct w32_display_info
*
6446 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6448 struct w32_display_info
*dpyinfo
;
6449 struct terminal
*terminal
;
6454 if (!w32_initialized
)
6457 w32_initialized
= 1;
6460 w32_initialize_display_info (display_name
);
6462 dpyinfo
= &one_w32_display_info
;
6463 terminal
= w32_create_terminal (dpyinfo
);
6465 /* Set the name of the terminal. */
6466 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6467 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6468 terminal
->name
[SBYTES (display_name
)] = 0;
6470 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6472 /* Put this display on the chain. */
6473 dpyinfo
->next
= x_display_list
;
6474 x_display_list
= dpyinfo
;
6478 dpyinfo
->root_window
= GetDesktopWindow ();
6479 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6480 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6481 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6482 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6483 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6484 ReleaseDC (NULL
, hdc
);
6486 /* initialize palette with white and black */
6489 w32_defined_color (0, "white", &color
, 1);
6490 w32_defined_color (0, "black", &color
, 1);
6494 /* Add the default keyboard. When !WINDOWSNT, we're using the
6495 standard Emacs console handling machinery and don't need an
6496 explicit FD here. */
6497 add_keyboard_wait_descriptor (0);
6499 /* /dev/windows wakes us up when we have a thread message pending. */
6500 add_keyboard_wait_descriptor (w32_message_fd
);
6503 /* Create Fringe Bitmaps and store them for later use.
6505 On W32, bitmaps are all unsigned short, as Windows requires
6506 bitmap data to be Word aligned. For some reason they are
6507 horizontally reflected compared to how they appear on X, so we
6508 need to bitswap and convert to unsigned shorts before creating
6510 w32_init_fringe (terminal
->rif
);
6517 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6519 x_delete_display (struct w32_display_info
*dpyinfo
)
6521 /* Discard this display from w32_display_name_list and w32_display_list.
6522 We can't use Fdelq because that can quit. */
6523 if (! NILP (w32_display_name_list
)
6524 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6525 w32_display_name_list
= XCDR (w32_display_name_list
);
6530 tail
= w32_display_name_list
;
6531 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6533 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6535 XSETCDR (tail
, XCDR (XCDR (tail
)));
6542 /* free palette table */
6544 struct w32_palette_entry
* plist
;
6546 plist
= dpyinfo
->color_list
;
6549 struct w32_palette_entry
* pentry
= plist
;
6550 plist
= plist
->next
;
6553 dpyinfo
->color_list
= NULL
;
6554 if (dpyinfo
->palette
)
6555 DeleteObject (dpyinfo
->palette
);
6557 xfree (dpyinfo
->w32_id_name
);
6559 w32_reset_fringes ();
6563 /* Set up use of W32. */
6565 DWORD WINAPI
w32_msg_worker (void * arg
);
6568 w32_initialize (void)
6571 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6575 w32_system_caret_hwnd
= NULL
;
6576 w32_system_caret_height
= 0;
6577 w32_system_caret_x
= 0;
6578 w32_system_caret_y
= 0;
6580 /* On Windows 7 and later, we need to set the user model ID
6581 to associate emacsclient launched files with Emacs frames
6583 shell
= GetModuleHandle ("shell32.dll");
6587 = (void *) GetProcAddress (shell
,
6588 "SetCurrentProcessExplicitAppUserModelID");
6590 /* If the function is defined, then we are running on Windows 7
6591 or newer, and the UI uses this to group related windows
6592 together. Since emacs, runemacs, emacsclient are related, we
6593 want them grouped even though the executables are different,
6594 so we need to set a consistent ID between them. */
6596 set_user_model (L
"GNU.Emacs");
6600 if ((w32_message_fd
= open ("/dev/windows", O_RDWR
| O_CLOEXEC
)) == -1)
6601 fatal ("opening /dev/windows: %s", strerror (errno
));
6604 /* Initialize w32_use_visible_system_caret based on whether a screen
6605 reader is in use. */
6606 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6607 &w32_use_visible_system_caret
, 0))
6608 w32_use_visible_system_caret
= 0;
6610 last_tool_bar_item
= -1;
6611 any_help_event_p
= 0;
6613 /* Initialize input mode: interrupt_input off, no flow control, allow
6614 8 bit character input, standard quit char. */
6615 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6618 DWORD input_locale_id
= ((DWORD_PTR
) GetKeyboardLayout (0) & 0xffffffff);
6619 w32_keyboard_codepage
=
6620 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6623 /* Create the window thread - it will terminate itself when the app
6627 dwMainThreadId
= GetCurrentThreadId ();
6628 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6629 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6631 /* Wait for thread to start */
6635 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6637 hWindowsThread
= CreateThread (NULL
, 0,
6639 0, 0, &dwWindowsThreadId
);
6641 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6644 /* It is desirable that mainThread should have the same notion of
6645 focus window and active window as windowsThread. Unfortunately, the
6646 following call to AttachThreadInput, which should do precisely what
6647 we need, causes major problems when Emacs is linked as a console
6648 program. Unfortunately, we have good reasons for doing that, so
6649 instead we need to send messages to windowsThread to make some API
6650 calls for us (ones that affect, or depend on, the active/focus
6652 #ifdef ATTACH_THREADS
6653 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6656 /* Dynamically link to optional system components. */
6658 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6660 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6662 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6666 /* Ensure scrollbar handle is at least 5 pixels. */
6667 vertical_scroll_bar_min_handle
= 5;
6669 /* For either kind of scroll bar, take account of the arrows; these
6670 effectively form the border of the main scroll bar range. */
6671 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6672 = GetSystemMetrics (SM_CYVSCROLL
);
6677 syms_of_w32term (void)
6679 staticpro (&w32_display_name_list
);
6680 w32_display_name_list
= Qnil
;
6682 staticpro (&last_mouse_scroll_bar
);
6683 last_mouse_scroll_bar
= Qnil
;
6685 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6687 DEFSYM (Qadded
, "added");
6688 DEFSYM (Qremoved
, "removed");
6689 DEFSYM (Qmodified
, "modified");
6690 DEFSYM (Qrenamed_from
, "renamed-from");
6691 DEFSYM (Qrenamed_to
, "renamed-to");
6693 DEFVAR_INT ("w32-num-mouse-buttons",
6694 w32_num_mouse_buttons
,
6695 doc
: /* Number of physical mouse buttons. */);
6696 w32_num_mouse_buttons
= 2;
6698 DEFVAR_LISP ("w32-swap-mouse-buttons",
6699 Vw32_swap_mouse_buttons
,
6700 doc
: /* Swap the mapping of middle and right mouse buttons.
6701 When nil, middle button is mouse-2 and right button is mouse-3. */);
6702 Vw32_swap_mouse_buttons
= Qnil
;
6704 DEFVAR_LISP ("w32-grab-focus-on-raise",
6705 Vw32_grab_focus_on_raise
,
6706 doc
: /* Raised frame grabs input focus.
6707 When t, `raise-frame' grabs input focus as well. This fits well
6708 with the normal Windows click-to-focus policy, but might not be
6709 desirable when using a point-to-focus policy. */);
6710 Vw32_grab_focus_on_raise
= Qt
;
6712 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6713 Vw32_capslock_is_shiftlock
,
6714 doc
: /* Apply CapsLock state to non character input keys.
6715 When nil, CapsLock only affects normal character input keys. */);
6716 Vw32_capslock_is_shiftlock
= Qnil
;
6718 DEFVAR_LISP ("w32-recognize-altgr",
6719 Vw32_recognize_altgr
,
6720 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6721 When nil, the right-alt and left-ctrl key combination is
6722 interpreted normally. */);
6723 Vw32_recognize_altgr
= Qt
;
6725 DEFVAR_BOOL ("w32-use-visible-system-caret",
6726 w32_use_visible_system_caret
,
6727 doc
: /* Flag to make the system caret visible.
6728 When this is non-nil, Emacs will indicate the position of point by
6729 using the system caret instead of drawing its own cursor. Some screen
6730 reader software does not track the system cursor properly when it is
6731 invisible, and gets confused by Emacs drawing its own cursor, so this
6732 variable is initialized to t when Emacs detects that screen reader
6733 software is running as it starts up.
6735 When this variable is set, other variables affecting the appearance of
6736 the cursor have no effect. */);
6738 w32_use_visible_system_caret
= 0;
6740 /* We don't yet support this, but defining this here avoids whining
6741 from cus-start.el and other places, like "M-x set-variable". */
6742 DEFVAR_BOOL ("x-use-underline-position-properties",
6743 x_use_underline_position_properties
,
6744 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6745 A value of nil means ignore them. If you encounter fonts with bogus
6746 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6747 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6748 to override the font's UNDERLINE_POSITION for small font display
6750 x_use_underline_position_properties
= 0;
6752 DEFVAR_BOOL ("x-underline-at-descent-line",
6753 x_underline_at_descent_line
,
6754 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6755 A value of nil means to draw the underline according to the value of the
6756 variable `x-use-underline-position-properties', which is usually at the
6757 baseline level. The default value is nil. */);
6758 x_underline_at_descent_line
= 0;
6760 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6761 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6762 A value of nil means Emacs doesn't use toolkit scroll bars.
6763 With the X Window system, the value is a symbol describing the
6764 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6765 With MS Windows or Nextstep, the value is t. */);
6766 Vx_toolkit_scroll_bars
= Qt
;
6768 staticpro (&last_mouse_motion_frame
);
6769 last_mouse_motion_frame
= Qnil
;
6771 Fprovide (intern_c_string ("w32"), Qnil
);