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
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. */
116 typedef struct tagWCRANGE
122 typedef struct tagGLYPHSET
126 DWORD cGlyphsSupported
;
131 #endif /* compiling for pre-Win2k */
133 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
134 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
137 #define LWA_ALPHA 0x02
139 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
140 later targets by MSVC headers. */
141 #ifndef WS_EX_LAYERED
142 #define WS_EX_LAYERED 0x80000
145 /* This is a frame waiting to be autoraised, within w32_read_socket. */
146 struct frame
*pending_autoraise_frame
;
148 /* The handle of the frame that currently owns the system caret. */
149 HWND w32_system_caret_hwnd
;
150 int w32_system_caret_height
;
151 int w32_system_caret_x
;
152 int w32_system_caret_y
;
153 DWORD dwWindowsThreadId
= 0;
154 HANDLE hWindowsThread
= NULL
;
155 DWORD dwMainThreadId
= 0;
156 HANDLE hMainThread
= NULL
;
158 int vertical_scroll_bar_min_handle
;
159 int vertical_scroll_bar_top_border
;
160 int vertical_scroll_bar_bottom_border
;
162 int last_scroll_bar_drag_pos
;
164 /* Keyboard code page - may be changed by language-change events. */
165 int w32_keyboard_codepage
;
167 /* Mouse movement. */
169 /* Where the mouse was last time we reported a mouse event. */
170 static RECT last_mouse_glyph
;
171 static FRAME_PTR last_mouse_glyph_frame
;
173 /* The scroll bar in which the last motion event occurred.
175 If the last motion event occurred in a scroll bar, we set this
176 so w32_mouse_position can know whether to report a scroll bar motion or
179 If the last motion event didn't occur in a scroll bar, we set this
180 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
181 static Lisp_Object last_mouse_scroll_bar
;
182 static int last_mouse_scroll_bar_pos
;
184 /* This is a hack. We would really prefer that w32_mouse_position would
185 return the time associated with the position it returns, but there
186 doesn't seem to be any way to wrest the time-stamp from the server
187 along with the position query. So, we just keep track of the time
188 of the last movement we received, and return that in hopes that
189 it's somewhat accurate. */
190 static Time last_mouse_movement_time
;
192 /* Incremented by w32_read_socket whenever it really tries to read
194 static int volatile input_signal_count
;
197 int w32_message_fd
= -1;
200 static void x_update_window_end (struct window
*, int, int);
201 static void w32_handle_tool_bar_click (struct frame
*,
202 struct input_event
*);
203 static void w32_define_cursor (Window
, Cursor
);
205 void x_lower_frame (struct frame
*);
206 void x_scroll_bar_clear (struct frame
*);
207 void x_wm_set_size_hint (struct frame
*, long, bool);
208 void x_raise_frame (struct frame
*);
209 void x_set_window_size (struct frame
*, int, int, int);
210 void x_wm_set_window_state (struct frame
*, int);
211 void x_wm_set_icon_pixmap (struct frame
*, int);
212 static void w32_initialize (void);
213 static void x_update_end (struct frame
*);
214 static void w32_frame_up_to_date (struct frame
*);
215 static void w32_set_terminal_modes (struct terminal
*);
216 static void w32_reset_terminal_modes (struct terminal
*);
217 static void x_clear_frame (struct frame
*);
218 static void frame_highlight (struct frame
*);
219 static void frame_unhighlight (struct frame
*);
220 static void x_new_focus_frame (struct w32_display_info
*,
222 static void x_focus_changed (int, int, struct w32_display_info
*,
223 struct frame
*, struct input_event
*);
224 static void w32_detect_focus_change (struct w32_display_info
*,
225 W32Msg
*, struct input_event
*);
226 static void w32_frame_rehighlight (struct frame
*);
227 static void x_frame_rehighlight (struct w32_display_info
*);
228 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
229 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
230 enum text_cursor_kinds
);
231 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
232 static BOOL
my_show_window (struct frame
*, HWND
, int);
233 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
235 static void my_set_focus (struct frame
*, HWND
);
237 static void my_set_foreground_window (HWND
);
238 static void my_destroy_window (struct frame
*, HWND
);
241 static void x_check_font (struct frame
*, struct font
*);
244 static Lisp_Object Qvendor_specific_keysyms
;
245 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
246 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
249 /***********************************************************************
251 ***********************************************************************/
255 /* This is a function useful for recording debugging information about
256 the sequence of occurrences in this file. */
264 struct record event_record
[100];
266 int event_record_index
;
268 record_event (char *locus
, int type
)
270 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
271 event_record_index
= 0;
273 event_record
[event_record_index
].locus
= locus
;
274 event_record
[event_record_index
].type
= type
;
275 event_record_index
++;
282 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
285 if (mask
& GCForeground
)
286 gc
->foreground
= xgcv
->foreground
;
287 if (mask
& GCBackground
)
288 gc
->background
= xgcv
->background
;
290 gc
->font
= xgcv
->font
;
294 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
296 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
298 XChangeGC (ignore
, gc
, mask
, xgcv
);
304 XGetGCValues (void *ignore
, XGCValues
*gc
,
305 unsigned long mask
, XGCValues
*xgcv
)
307 XChangeGC (ignore
, xgcv
, mask
, gc
);
311 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
315 HRGN clip_region
= CreateRectRgnIndirect (rect
);
316 SelectClipRgn (hdc
, clip_region
);
317 DeleteObject (clip_region
);
320 SelectClipRgn (hdc
, NULL
);
323 /* Restore clipping rectangle in S */
325 w32_restore_glyph_string_clip (struct glyph_string
*s
)
328 int n
= s
->num_clips
;
331 w32_set_clip_rectangle (s
->hdc
, r
);
334 HRGN clip1
= CreateRectRgnIndirect (r
);
335 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
336 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
337 SelectClipRgn (s
->hdc
, clip1
);
338 DeleteObject (clip1
);
339 DeleteObject (clip2
);
344 Draw a wavy line under S. The wave fills wave_height pixels from y0.
350 wave_height = 3 | * * * *
355 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
357 int wave_height
= 3, wave_length
= 2;
358 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
359 XRectangle wave_clip
, string_clip
, final_clip
;
360 RECT w32_final_clip
, w32_string_clip
;
364 dy
= wave_height
- 1;
366 y0
= s
->ybase
- wave_height
+ 3;
370 /* Find and set clipping rectangle */
374 wave_clip
.width
= width
;
375 wave_clip
.height
= wave_height
;
377 get_glyph_string_clip_rect (s
, &w32_string_clip
);
378 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
380 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
383 hp
= CreatePen (PS_SOLID
, 0, color
);
384 oldhp
= SelectObject (s
->hdc
, hp
);
385 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
386 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
400 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
404 LineTo (s
->hdc
, x2
, y2
);
406 x2
+= dx
, y2
= y0
+ odd
*dy
;
410 /* Restore previous pen and clipping rectangle(s) */
411 w32_restore_glyph_string_clip (s
);
412 SelectObject (s
->hdc
, oldhp
);
416 /* Draw a hollow rectangle at the specified position. */
418 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
419 int width
, int height
)
424 hb
= CreateSolidBrush (gc
->background
);
425 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
426 oldhb
= SelectObject (hdc
, hb
);
427 oldhp
= SelectObject (hdc
, hp
);
429 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
431 SelectObject (hdc
, oldhb
);
432 SelectObject (hdc
, oldhp
);
437 /* Draw a filled rectangle at the specified position. */
439 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
443 hb
= CreateSolidBrush (pix
);
444 FillRect (hdc
, lprect
, hb
);
449 w32_clear_window (FRAME_PTR f
)
452 HDC hdc
= get_frame_dc (f
);
454 /* Under certain conditions, this can be called at startup with
455 a console frame pointer before the GUI frame is created. An HDC
456 of 0 indicates this. */
459 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
460 w32_clear_rect (f
, hdc
, &rect
);
463 release_frame_dc (f
, hdc
);
466 #define OPAQUE_FRAME 255
469 x_set_frame_alpha (struct frame
*f
)
471 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
473 double alpha_min
= 1.0;
476 HWND window
= FRAME_W32_WINDOW (f
);
478 /* Older versions of Windows do not support transparency. */
479 if (!pfnSetLayeredWindowAttributes
)
482 if (dpyinfo
->x_highlight_frame
== f
)
487 if (FLOATP (Vframe_alpha_lower_limit
))
488 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
489 else if (INTEGERP (Vframe_alpha_lower_limit
))
490 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
494 else if (alpha
> 1.0)
496 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
499 opac
= alpha
* OPAQUE_FRAME
;
501 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
503 if (opac
== OPAQUE_FRAME
)
504 ex_style
&= ~WS_EX_LAYERED
;
506 ex_style
|= WS_EX_LAYERED
;
508 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
510 if (opac
!= OPAQUE_FRAME
)
511 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
515 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
517 HDC dc
= GetDC (NULL
);
518 int pixels
= GetDeviceCaps (dc
, VERTRES
);
519 ReleaseDC (NULL
, dc
);
524 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
526 HDC dc
= GetDC (NULL
);
527 int pixels
= GetDeviceCaps (dc
, HORZRES
);
528 ReleaseDC (NULL
, dc
);
533 /***********************************************************************
534 Starting and ending an update
535 ***********************************************************************/
537 /* Start an update of frame F. This function is installed as a hook
538 for update_begin, i.e. it is called when update_begin is called.
539 This function is called prior to calls to x_update_window_begin for
540 each window being updated. */
543 x_update_begin (struct frame
*f
)
545 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
547 if (! FRAME_W32_P (f
))
550 /* Regenerate display palette before drawing if list of requested
551 colors has changed. */
552 if (display_info
->regen_palette
)
554 w32_regenerate_palette (f
);
555 display_info
->regen_palette
= FALSE
;
560 /* Start update of window W. Set the global variable updated_window
561 to the window being updated and set output_cursor to the cursor
565 x_update_window_begin (struct window
*w
)
567 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
568 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
570 /* Hide the system caret during an update. */
571 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
573 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
577 set_output_cursor (&w
->cursor
);
581 if (f
== hlinfo
->mouse_face_mouse_frame
)
583 /* Don't do highlighting for mouse motion during the update. */
584 hlinfo
->mouse_face_defer
= 1;
586 /* If F needs to be redrawn, simply forget about any prior mouse
588 if (FRAME_GARBAGED_P (f
))
589 hlinfo
->mouse_face_window
= Qnil
;
591 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
592 their mouse_face_p flag set, which means that they are always
593 unequal to rows in a desired matrix which never have that
594 flag set. So, rows containing mouse-face glyphs are never
595 scrolled, and we don't have to switch the mouse highlight off
596 here to prevent it from being scrolled. */
598 /* Can we tell that this update does not affect the window
599 where the mouse highlight is? If so, no need to turn off.
600 Likewise, don't do anything if the frame is garbaged;
601 in that case, the frame's current matrix that we would use
602 is all wrong, and we will redisplay that line anyway. */
603 if (!NILP (hlinfo
->mouse_face_window
)
604 && w
== XWINDOW (hlinfo
->mouse_face_window
))
608 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
609 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
612 if (i
< w
->desired_matrix
->nrows
)
613 clear_mouse_face (hlinfo
);
621 /* Draw a vertical window border from (x,y0) to (x,y1) */
624 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
626 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
636 hdc
= get_frame_dc (f
);
637 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
639 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
641 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
643 release_frame_dc (f
, hdc
);
647 /* End update of window W (which is equal to updated_window).
649 Draw vertical borders between horizontally adjacent windows, and
650 display W's cursor if CURSOR_ON_P is non-zero.
652 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
653 glyphs in mouse-face were overwritten. In that case we have to
654 make sure that the mouse-highlight is properly redrawn.
656 W may be a menu bar pseudo-window in case we don't have X toolkit
657 support. Such windows don't have a cursor, so don't display it
661 x_update_window_end (struct window
*w
, int cursor_on_p
,
662 int mouse_face_overwritten_p
)
664 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
666 if (!w
->pseudo_window_p
)
671 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
673 output_cursor
.x
, output_cursor
.y
);
675 if (draw_window_fringes (w
, 1))
676 x_draw_vertical_border (w
);
681 /* If a row with mouse-face was overwritten, arrange for
682 XTframe_up_to_date to redisplay the mouse highlight. */
683 if (mouse_face_overwritten_p
)
685 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
686 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
687 hlinfo
->mouse_face_window
= Qnil
;
690 /* Unhide the caret. This won't actually show the cursor, unless it
691 was visible before the corresponding call to HideCaret in
692 x_update_window_begin. */
693 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
695 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
698 updated_window
= NULL
;
702 /* End update of frame F. This function is installed as a hook in
706 x_update_end (struct frame
*f
)
708 if (! FRAME_W32_P (f
))
711 /* Mouse highlight may be displayed again. */
712 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
716 /* This function is called from various places in xdisp.c whenever a
717 complete update has been performed. The global variable
718 updated_window is not available here. */
721 w32_frame_up_to_date (struct frame
*f
)
724 FRAME_MOUSE_UPDATE (f
);
728 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
729 arrow bitmaps, or clear the fringes if no bitmaps are required
730 before DESIRED_ROW is made current. The window being updated is
731 found in updated_window. This function is called from
732 update_window_line only if it is known that there are differences
733 between bitmaps to be drawn between current row and DESIRED_ROW. */
736 x_after_update_window_line (struct glyph_row
*desired_row
)
738 struct window
*w
= updated_window
;
744 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
745 desired_row
->redraw_fringe_bitmaps_p
= 1;
747 /* When a window has disappeared, make sure that no rest of
748 full-width rows stays visible in the internal border. Could
749 check here if updated_window is the leftmost/rightmost window,
750 but I guess it's not worth doing since vertically split windows
751 are almost never used, internal border is rarely set, and the
752 overhead is very small. */
753 if (windows_or_buffers_changed
754 && desired_row
->full_width_p
755 && (f
= XFRAME (w
->frame
),
756 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
758 && (height
= desired_row
->visible_height
,
761 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
765 HDC hdc
= get_frame_dc (f
);
766 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
767 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
769 release_frame_dc (f
, hdc
);
776 /* Draw the bitmap WHICH in one of the left or right fringes of
777 window W. ROW is the glyph row for which to display the bitmap; it
778 determines the vertical position at which the bitmap has to be
782 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
783 struct draw_fringe_bitmap_params
*p
)
785 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
787 struct face
*face
= p
->face
;
789 hdc
= get_frame_dc (f
);
793 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
795 /* If the fringe is adjacent to the left (right) scroll bar of a
796 leftmost (rightmost, respectively) window, then extend its
797 background to the gap between the fringe and the bar. */
798 if ((WINDOW_LEFTMOST_P (w
)
799 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
800 || (WINDOW_RIGHTMOST_P (w
)
801 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
803 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
807 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
808 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
809 * FRAME_COLUMN_WIDTH (f
));
813 /* Bitmap fills the fringe. */
814 if (bar_area_x
+ bar_area_width
== p
->x
)
815 bx
= bar_area_x
+ sb_width
;
816 else if (p
->x
+ p
->wd
== bar_area_x
)
820 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
822 nx
= bar_area_width
- sb_width
;
823 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
825 ny
= row
->visible_height
;
830 if (bar_area_x
+ bar_area_width
== bx
)
832 bx
= bar_area_x
+ sb_width
;
833 nx
+= bar_area_width
- sb_width
;
835 else if (bx
+ nx
== bar_area_x
)
836 nx
+= bar_area_width
- sb_width
;
841 if (bx
>= 0 && nx
> 0)
842 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
845 /* Must clip because of partially visible lines. */
846 w32_clip_to_row (w
, row
, -1, hdc
);
848 if (p
->which
&& p
->which
< max_fringe_bmp
)
850 HBITMAP pixmap
= fringe_bmp
[p
->which
];
854 compat_hdc
= CreateCompatibleDC (hdc
);
858 horig_obj
= SelectObject (compat_hdc
, pixmap
);
860 /* Paint overlays transparently. */
863 HBRUSH h_brush
, h_orig_brush
;
865 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
866 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
867 h_brush
= CreateSolidBrush (face
->foreground
);
868 h_orig_brush
= SelectObject (hdc
, h_brush
);
870 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
871 compat_hdc
, 0, p
->dh
,
873 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
874 compat_hdc
, 0, p
->dh
,
876 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
877 compat_hdc
, 0, p
->dh
,
880 SelectObject (hdc
, h_orig_brush
);
881 DeleteObject (h_brush
);
885 SetTextColor (hdc
, face
->background
);
886 SetBkColor (hdc
, (p
->cursor_p
887 ? f
->output_data
.w32
->cursor_pixel
888 : face
->foreground
));
890 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
891 compat_hdc
, 0, p
->dh
,
895 SelectObject (compat_hdc
, horig_obj
);
896 DeleteDC (compat_hdc
);
900 w32_set_clip_rectangle (hdc
, NULL
);
902 release_frame_dc (f
, hdc
);
906 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
908 if (which
>= max_fringe_bmp
)
910 int i
= max_fringe_bmp
;
911 max_fringe_bmp
= which
+ 20;
912 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
913 while (i
< max_fringe_bmp
)
917 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
921 w32_destroy_fringe_bitmap (int which
)
923 if (which
>= max_fringe_bmp
)
926 if (fringe_bmp
[which
])
927 DeleteObject (fringe_bmp
[which
]);
928 fringe_bmp
[which
] = 0;
933 /* This is called when starting Emacs and when restarting after
934 suspend. When starting Emacs, no window is mapped. And nothing
935 must be done to Emacs's own window if it is suspended (though that
939 w32_set_terminal_modes (struct terminal
*term
)
943 /* This is called when exiting or suspending Emacs. Exiting will make
944 the W32 windows go away, and suspending requires no action. */
947 w32_reset_terminal_modes (struct terminal
*term
)
953 /***********************************************************************
955 ***********************************************************************/
957 /* Function prototypes of this page. */
959 static void x_set_glyph_string_clipping (struct glyph_string
*);
960 static void x_set_glyph_string_gc (struct glyph_string
*);
961 static void x_draw_glyph_string_background (struct glyph_string
*,
963 static void x_draw_glyph_string_foreground (struct glyph_string
*);
964 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
965 static void x_draw_glyph_string_box (struct glyph_string
*);
966 static void x_draw_glyph_string (struct glyph_string
*);
967 static void x_set_cursor_gc (struct glyph_string
*);
968 static void x_set_mode_line_face_gc (struct glyph_string
*);
969 static void x_set_mouse_face_gc (struct glyph_string
*);
970 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
971 static void w32_setup_relief_color (struct frame
*, struct relief
*,
972 double, int, COLORREF
);
973 static void x_setup_relief_colors (struct glyph_string
*);
974 static void x_draw_image_glyph_string (struct glyph_string
*);
975 static void x_draw_image_relief (struct glyph_string
*);
976 static void x_draw_image_foreground (struct glyph_string
*);
977 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
978 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
980 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
981 int, int, int, int, int, int,
983 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
984 int, int, int, RECT
*);
987 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
991 x_set_cursor_gc (struct glyph_string
*s
)
993 if (s
->font
== FRAME_FONT (s
->f
)
994 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
995 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
997 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1000 /* Cursor on non-default face: must merge. */
1004 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1005 xgcv
.foreground
= s
->face
->background
;
1007 /* If the glyph would be invisible, try a different foreground. */
1008 if (xgcv
.foreground
== xgcv
.background
)
1009 xgcv
.foreground
= s
->face
->foreground
;
1010 if (xgcv
.foreground
== xgcv
.background
)
1011 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1012 if (xgcv
.foreground
== xgcv
.background
)
1013 xgcv
.foreground
= s
->face
->foreground
;
1015 /* Make sure the cursor is distinct from text in this face. */
1016 if (xgcv
.background
== s
->face
->background
1017 && xgcv
.foreground
== s
->face
->foreground
)
1019 xgcv
.background
= s
->face
->foreground
;
1020 xgcv
.foreground
= s
->face
->background
;
1023 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1024 xgcv
.font
= s
->font
;
1025 mask
= GCForeground
| GCBackground
| GCFont
;
1027 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1028 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1031 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1032 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1034 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1039 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1042 x_set_mouse_face_gc (struct glyph_string
*s
)
1047 /* What face has to be used last for the mouse face? */
1048 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1049 face
= FACE_FROM_ID (s
->f
, face_id
);
1051 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1053 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1054 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1056 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1057 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1058 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1060 /* If font in this face is same as S->font, use it. */
1061 if (s
->font
== s
->face
->font
)
1062 s
->gc
= s
->face
->gc
;
1065 /* Otherwise construct scratch_cursor_gc with values from FACE
1070 xgcv
.background
= s
->face
->background
;
1071 xgcv
.foreground
= s
->face
->foreground
;
1072 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1073 xgcv
.font
= s
->font
;
1074 mask
= GCForeground
| GCBackground
| GCFont
;
1076 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1077 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1080 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1081 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1083 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1086 eassert (s
->gc
!= 0);
1090 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1091 Faces to use in the mode line have already been computed when the
1092 matrix was built, so there isn't much to do, here. */
1095 x_set_mode_line_face_gc (struct glyph_string
*s
)
1097 s
->gc
= s
->face
->gc
;
1101 /* Set S->gc of glyph string S for drawing that glyph string. Set
1102 S->stippled_p to a non-zero value if the face of S has a stipple
1106 x_set_glyph_string_gc (struct glyph_string
*s
)
1108 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1110 if (s
->hl
== DRAW_NORMAL_TEXT
)
1112 s
->gc
= s
->face
->gc
;
1113 s
->stippled_p
= s
->face
->stipple
!= 0;
1115 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1117 x_set_mode_line_face_gc (s
);
1118 s
->stippled_p
= s
->face
->stipple
!= 0;
1120 else if (s
->hl
== DRAW_CURSOR
)
1122 x_set_cursor_gc (s
);
1125 else if (s
->hl
== DRAW_MOUSE_FACE
)
1127 x_set_mouse_face_gc (s
);
1128 s
->stippled_p
= s
->face
->stipple
!= 0;
1130 else if (s
->hl
== DRAW_IMAGE_RAISED
1131 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1133 s
->gc
= s
->face
->gc
;
1134 s
->stippled_p
= s
->face
->stipple
!= 0;
1138 s
->gc
= s
->face
->gc
;
1139 s
->stippled_p
= s
->face
->stipple
!= 0;
1142 /* GC must have been set. */
1143 eassert (s
->gc
!= 0);
1147 /* Set clipping for output of glyph string S. S may be part of a mode
1148 line or menu if we don't have X toolkit support. */
1151 x_set_glyph_string_clipping (struct glyph_string
*s
)
1154 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1157 w32_set_clip_rectangle (s
->hdc
, r
);
1160 HRGN clip1
= CreateRectRgnIndirect (r
);
1161 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1162 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1163 SelectClipRgn (s
->hdc
, clip1
);
1164 DeleteObject (clip1
);
1165 DeleteObject (clip2
);
1170 /* Set SRC's clipping for output of glyph string DST. This is called
1171 when we are drawing DST's left_overhang or right_overhang only in
1175 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1176 struct glyph_string
*dst
)
1181 r
.right
= r
.left
+ src
->width
;
1183 r
.bottom
= r
.top
+ src
->height
;
1186 w32_set_clip_rectangle (dst
->hdc
, &r
);
1190 Compute left and right overhang of glyph string S. */
1193 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1196 && s
->first_glyph
->type
== CHAR_GLYPH
1197 && !s
->font_not_found_p
)
1199 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1200 struct font
*font
= s
->font
;
1201 struct font_metrics metrics
;
1204 for (i
= 0; i
< s
->nchars
; i
++)
1205 code
[i
] = s
->char2b
[i
];
1206 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1207 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1208 ? metrics
.rbearing
- metrics
.width
: 0);
1209 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1213 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1214 s
->left_overhang
= -s
->cmp
->lbearing
;
1218 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1221 x_clear_glyph_string_rect (struct glyph_string
*s
,
1222 int x
, int y
, int w
, int h
)
1229 /* Take clipping into account. */
1230 if (s
->gc
->clip_mask
== Rect
)
1232 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1233 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1234 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1235 - s
->gc
->clip_rectangle
.left
);
1236 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1237 - s
->gc
->clip_rectangle
.top
);
1240 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1245 /* Draw the background of glyph_string S. If S->background_filled_p
1246 is non-zero don't draw it. FORCE_P non-zero means draw the
1247 background even if it wouldn't be drawn normally. This is used
1248 when a string preceding S draws into the background of S, or S
1249 contains the first component of a composition. */
1252 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1254 /* Nothing to do if background has already been drawn or if it
1255 shouldn't be drawn in the first place. */
1256 if (!s
->background_filled_p
)
1258 int box_line_width
= max (s
->face
->box_line_width
, 0);
1260 #if 0 /* TODO: stipple */
1263 /* Fill background with a stipple pattern. */
1264 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1265 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1266 s
->y
+ box_line_width
,
1267 s
->background_width
,
1268 s
->height
- 2 * box_line_width
);
1269 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1270 s
->background_filled_p
= 1;
1274 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1275 || s
->font_not_found_p
1276 || s
->extends_to_end_of_line_p
1279 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1280 s
->background_width
,
1281 s
->height
- 2 * box_line_width
);
1282 s
->background_filled_p
= 1;
1288 /* Draw the foreground of glyph string S. */
1291 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1295 /* If first glyph of S has a left box line, start drawing the text
1296 of S to the right of that box line. */
1297 if (s
->face
->box
!= FACE_NO_BOX
1298 && s
->first_glyph
->left_box_line_p
)
1299 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1303 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1304 SetBkColor (s
->hdc
, s
->gc
->background
);
1305 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1307 /* Draw characters of S as rectangles if S's font could not be
1309 if (s
->font_not_found_p
)
1311 for (i
= 0; i
< s
->nchars
; ++i
)
1313 struct glyph
*g
= s
->first_glyph
+ i
;
1315 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1317 x
+= g
->pixel_width
;
1322 struct font
*font
= s
->font
;
1323 int boff
= font
->baseline_offset
;
1327 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1329 if (font
->vertical_centering
)
1330 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1332 y
= s
->ybase
- boff
;
1334 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1335 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1337 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1338 if (s
->face
->overstrike
)
1339 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1341 SelectObject (s
->hdc
, old_font
);
1345 /* Draw the foreground of composite glyph string S. */
1348 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1351 struct font
*font
= s
->font
;
1353 /* If first glyph of S has a left box line, start drawing the text
1354 of S to the right of that box line. */
1355 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1356 && s
->first_glyph
->left_box_line_p
)
1357 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1361 /* S is a glyph string for a composition. S->cmp_from is the index
1362 of the first character drawn for glyphs of this composition.
1363 S->cmp_from == 0 means we are drawing the very first character of
1364 this composition. */
1366 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1367 SetBkColor (s
->hdc
, s
->gc
->background
);
1368 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1370 /* Draw a rectangle for the composition if the font for the very
1371 first character of the composition could not be loaded. */
1372 if (s
->font_not_found_p
)
1374 if (s
->cmp_from
== 0)
1375 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1378 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1383 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1385 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1386 /* TAB in a composition means display glyphs with padding
1387 space on the left or right. */
1388 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1390 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1391 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1393 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1394 if (s
->face
->overstrike
)
1395 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1397 SelectObject (s
->hdc
, old_font
);
1401 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1407 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1409 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1411 glyph
= LGSTRING_GLYPH (gstring
, i
);
1412 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1413 width
+= LGLYPH_WIDTH (glyph
);
1416 int xoff
, yoff
, wadjust
;
1420 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1423 xoff
= LGLYPH_XOFF (glyph
);
1424 yoff
= LGLYPH_YOFF (glyph
);
1425 wadjust
= LGLYPH_WADJUST (glyph
);
1426 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1433 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1435 SelectObject (s
->hdc
, old_font
);
1440 /* Draw the foreground of glyph string S for glyphless characters. */
1443 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1445 struct glyph
*glyph
= s
->first_glyph
;
1448 int with_background
;
1450 /* If first glyph of S has a left box line, start drawing the text
1451 of S to the right of that box line. */
1452 if (s
->face
->box
!= FACE_NO_BOX
1453 && s
->first_glyph
->left_box_line_p
)
1454 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1458 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1459 SetBkColor (s
->hdc
, s
->gc
->background
);
1460 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1463 with_background
= ! (s
->for_overlaps
1464 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1465 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1467 char buf
[7], *str
= NULL
;
1468 int len
= glyph
->u
.glyphless
.len
;
1470 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1473 && CHAR_TABLE_P (Vglyphless_char_display
)
1474 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1478 = (! glyph
->u
.glyphless
.for_no_font
1479 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1480 glyph
->u
.glyphless
.ch
)
1481 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1482 if (STRINGP (acronym
))
1483 str
= SSDATA (acronym
);
1486 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1488 sprintf ((char *) buf
, "%0*X",
1489 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1490 glyph
->u
.glyphless
.ch
);
1494 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1495 w32_draw_rectangle (s
->hdc
, s
->gc
,
1496 x
, s
->ybase
- glyph
->ascent
,
1497 glyph
->pixel_width
- 1,
1498 glyph
->ascent
+ glyph
->descent
- 1);
1501 struct font
*font
= s
->font
;
1502 int upper_len
= (len
+ 1) / 2;
1506 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1507 /* It is certain that all LEN characters in STR are ASCII. */
1508 for (j
= 0; j
< len
; j
++)
1510 code
= font
->driver
->encode_char (font
, str
[j
]);
1511 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1513 font
->driver
->draw (s
, 0, upper_len
,
1514 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1515 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1517 font
->driver
->draw (s
, upper_len
, len
,
1518 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1519 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1521 SelectObject (s
->hdc
, old_font
);
1523 x
+= glyph
->pixel_width
;
1528 /* Brightness beyond which a color won't have its highlight brightness
1531 Nominally, highlight colors for `3d' faces are calculated by
1532 brightening an object's color by a constant scale factor, but this
1533 doesn't yield good results for dark colors, so for colors whose
1534 brightness is less than this value (on a scale of 0-255) have to
1535 use an additional additive factor.
1537 The value here is set so that the default menu-bar/mode-line color
1538 (grey75) will not have its highlights changed at all. */
1539 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1542 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1543 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1544 If this produces the same color as COLOR, try a color where all RGB
1545 values have DELTA added. Return the allocated color in *COLOR.
1546 DISPLAY is the X display, CMAP is the colormap to operate on.
1547 Value is non-zero if successful. */
1550 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1551 double factor
, int delta
)
1556 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1559 /* Change RGB values by specified FACTOR. Avoid overflow! */
1560 eassert (factor
>= 0);
1561 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1562 min (0xff, factor
* GetGValue (*color
)),
1563 min (0xff, factor
* GetBValue (*color
)));
1565 /* Calculate brightness of COLOR. */
1566 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1567 + GetBValue (*color
)) / 6;
1569 /* We only boost colors that are darker than
1570 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1571 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1572 /* Make an additive adjustment to NEW, because it's dark enough so
1573 that scaling by FACTOR alone isn't enough. */
1575 /* How far below the limit this color is (0 - 1, 1 being darker). */
1576 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1577 /* The additive adjustment. */
1578 int min_delta
= delta
* dimness
* factor
/ 2;
1581 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1582 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1583 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1585 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1586 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1587 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1591 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1592 max (0, min (0xff, delta
+ GetGValue (*color
))),
1593 max (0, min (0xff, delta
+ GetBValue (*color
))));
1595 /* TODO: Map to palette and retry with delta if same? */
1596 /* TODO: Free colors (if using palette)? */
1606 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1607 colors in COLORS. On W32, we no longer try to map colors to
1610 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1614 for (i
= 0; i
< ncolors
; i
++)
1616 DWORD pixel
= colors
[i
].pixel
;
1617 /* Convert to a 16 bit value in range 0 - 0xffff. */
1618 colors
[i
].red
= GetRValue (pixel
) * 257;
1619 colors
[i
].green
= GetGValue (pixel
) * 257;
1620 colors
[i
].blue
= GetBValue (pixel
) * 257;
1625 x_query_color (struct frame
*f
, XColor
*color
)
1627 x_query_colors (f
, color
, 1);
1631 /* Set up the foreground color for drawing relief lines of glyph
1632 string S. RELIEF is a pointer to a struct relief containing the GC
1633 with which lines will be drawn. Use a color that is FACTOR or
1634 DELTA lighter or darker than the relief's background which is found
1635 in S->f->output_data.x->relief_background. If such a color cannot
1636 be allocated, use DEFAULT_PIXEL, instead. */
1639 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1640 int delta
, COLORREF default_pixel
)
1643 struct w32_output
*di
= f
->output_data
.w32
;
1644 unsigned long mask
= GCForeground
;
1646 COLORREF background
= di
->relief_background
;
1647 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1649 /* TODO: Free colors (if using palette)? */
1651 /* Allocate new color. */
1652 xgcv
.foreground
= default_pixel
;
1654 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1656 relief
->allocated_p
= 1;
1657 xgcv
.foreground
= relief
->pixel
= pixel
;
1660 if (relief
->gc
== 0)
1662 #if 0 /* TODO: stipple */
1663 xgcv
.stipple
= dpyinfo
->gray
;
1666 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1669 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1673 /* Set up colors for the relief lines around glyph string S. */
1676 x_setup_relief_colors (struct glyph_string
*s
)
1678 struct w32_output
*di
= s
->f
->output_data
.w32
;
1681 if (s
->face
->use_box_color_for_shadows_p
)
1682 color
= s
->face
->box_color
;
1683 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1685 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1686 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1688 color
= s
->gc
->background
;
1690 if (di
->white_relief
.gc
== 0
1691 || color
!= di
->relief_background
)
1693 di
->relief_background
= color
;
1694 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1695 WHITE_PIX_DEFAULT (s
->f
));
1696 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1697 BLACK_PIX_DEFAULT (s
->f
));
1702 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1703 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1704 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1705 relief. LEFT_P non-zero means draw a relief on the left side of
1706 the rectangle. RIGHT_P non-zero means draw a relief on the right
1707 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1711 w32_draw_relief_rect (struct frame
*f
,
1712 int left_x
, int top_y
, int right_x
, int bottom_y
,
1713 int width
, int raised_p
,
1714 int top_p
, int bot_p
, int left_p
, int right_p
,
1719 HDC hdc
= get_frame_dc (f
);
1722 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1724 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1726 w32_set_clip_rectangle (hdc
, clip_rect
);
1730 for (i
= 0; i
< width
; ++i
)
1731 w32_fill_area (f
, hdc
, gc
.foreground
,
1732 left_x
+ i
* left_p
, top_y
+ i
,
1733 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1737 for (i
= 0; i
< width
; ++i
)
1738 w32_fill_area (f
, hdc
, gc
.foreground
,
1739 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1740 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1743 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1745 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1749 for (i
= 0; i
< width
; ++i
)
1750 w32_fill_area (f
, hdc
, gc
.foreground
,
1751 left_x
+ i
* left_p
, bottom_y
- i
,
1752 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1756 for (i
= 0; i
< width
; ++i
)
1757 w32_fill_area (f
, hdc
, gc
.foreground
,
1758 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1759 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1761 w32_set_clip_rectangle (hdc
, NULL
);
1763 release_frame_dc (f
, hdc
);
1767 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1768 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1769 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1770 left side of the rectangle. RIGHT_P non-zero means draw a line
1771 on the right side of the rectangle. CLIP_RECT is the clipping
1772 rectangle to use when drawing. */
1775 w32_draw_box_rect (struct glyph_string
*s
,
1776 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1777 int left_p
, int right_p
, RECT
*clip_rect
)
1779 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1782 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1783 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1788 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1789 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1793 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1794 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1799 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1800 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1803 w32_set_clip_rectangle (s
->hdc
, NULL
);
1807 /* Draw a box around glyph string S. */
1810 x_draw_glyph_string_box (struct glyph_string
*s
)
1812 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1813 int left_p
, right_p
;
1814 struct glyph
*last_glyph
;
1817 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1818 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1819 : window_box_right (s
->w
, s
->area
));
1821 /* The glyph that may have a right box line. */
1822 last_glyph
= (s
->cmp
|| s
->img
1824 : s
->first_glyph
+ s
->nchars
- 1);
1826 width
= eabs (s
->face
->box_line_width
);
1827 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1829 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1831 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1833 bottom_y
= top_y
+ s
->height
- 1;
1835 left_p
= (s
->first_glyph
->left_box_line_p
1836 || (s
->hl
== DRAW_MOUSE_FACE
1838 || s
->prev
->hl
!= s
->hl
)));
1839 right_p
= (last_glyph
->right_box_line_p
1840 || (s
->hl
== DRAW_MOUSE_FACE
1842 || s
->next
->hl
!= s
->hl
)));
1844 get_glyph_string_clip_rect (s
, &clip_rect
);
1846 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1847 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1848 left_p
, right_p
, &clip_rect
);
1851 x_setup_relief_colors (s
);
1852 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1853 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1858 /* Draw foreground of image glyph string S. */
1861 x_draw_image_foreground (struct glyph_string
*s
)
1864 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1866 /* If first glyph of S has a left box line, start drawing it to the
1867 right of that line. */
1868 if (s
->face
->box
!= FACE_NO_BOX
1869 && s
->first_glyph
->left_box_line_p
1871 x
+= eabs (s
->face
->box_line_width
);
1873 /* If there is a margin around the image, adjust x- and y-position
1875 if (s
->slice
.x
== 0)
1876 x
+= s
->img
->hmargin
;
1877 if (s
->slice
.y
== 0)
1878 y
+= s
->img
->vmargin
;
1884 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1885 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1886 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1887 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1888 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1889 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1890 x_set_glyph_string_clipping (s
);
1894 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1895 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1897 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1898 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1900 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1901 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1902 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1903 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1904 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1905 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1907 SelectObject (mask_dc
, mask_orig_obj
);
1912 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1913 SetBkColor (s
->hdc
, s
->gc
->background
);
1915 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1916 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1918 /* When the image has a mask, we can expect that at
1919 least part of a mouse highlight or a block cursor will
1920 be visible. If the image doesn't have a mask, make
1921 a block cursor visible by drawing a rectangle around
1922 the image. I believe it's looking better if we do
1923 nothing here for mouse-face. */
1924 if (s
->hl
== DRAW_CURSOR
)
1926 int r
= s
->img
->relief
;
1928 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1929 s
->slice
.width
+ r
*2 - 1,
1930 s
->slice
.height
+ r
*2 - 1);
1934 w32_set_clip_rectangle (s
->hdc
, NULL
);
1935 SelectObject (s
->hdc
, orig_brush
);
1936 DeleteObject (fg_brush
);
1937 SelectObject (compat_hdc
, orig_obj
);
1938 DeleteDC (compat_hdc
);
1941 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1942 s
->slice
.width
- 1, s
->slice
.height
- 1);
1944 RestoreDC (s
->hdc
,-1);
1948 /* Draw a relief around the image glyph string S. */
1951 x_draw_image_relief (struct glyph_string
*s
)
1953 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1956 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1958 /* If first glyph of S has a left box line, start drawing it to the
1959 right of that line. */
1960 if (s
->face
->box
!= FACE_NO_BOX
1961 && s
->first_glyph
->left_box_line_p
1963 x
+= eabs (s
->face
->box_line_width
);
1965 /* If there is a margin around the image, adjust x- and y-position
1967 if (s
->slice
.x
== 0)
1968 x
+= s
->img
->hmargin
;
1969 if (s
->slice
.y
== 0)
1970 y
+= s
->img
->vmargin
;
1972 if (s
->hl
== DRAW_IMAGE_SUNKEN
1973 || s
->hl
== DRAW_IMAGE_RAISED
)
1975 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1976 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1977 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1981 thick
= eabs (s
->img
->relief
);
1982 raised_p
= s
->img
->relief
> 0;
1985 x1
= x
+ s
->slice
.width
- 1;
1986 y1
= y
+ s
->slice
.height
- 1;
1987 top_p
= bot_p
= left_p
= right_p
= 0;
1989 if (s
->slice
.x
== 0)
1990 x
-= thick
, left_p
= 1;
1991 if (s
->slice
.y
== 0)
1992 y
-= thick
, top_p
= 1;
1993 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
1994 x1
+= thick
, right_p
= 1;
1995 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
1996 y1
+= thick
, bot_p
= 1;
1998 x_setup_relief_colors (s
);
1999 get_glyph_string_clip_rect (s
, &r
);
2000 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2001 top_p
, bot_p
, left_p
, right_p
, &r
);
2005 /* Draw the foreground of image glyph string S to PIXMAP. */
2008 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2010 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2011 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2013 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2015 /* If first glyph of S has a left box line, start drawing it to the
2016 right of that line. */
2017 if (s
->face
->box
!= FACE_NO_BOX
2018 && s
->first_glyph
->left_box_line_p
2020 x
+= eabs (s
->face
->box_line_width
);
2022 /* If there is a margin around the image, adjust x- and y-position
2024 if (s
->slice
.x
== 0)
2025 x
+= s
->img
->hmargin
;
2026 if (s
->slice
.y
== 0)
2027 y
+= s
->img
->vmargin
;
2031 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2032 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2033 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2034 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2038 HDC mask_dc
= CreateCompatibleDC (hdc
);
2039 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2041 SetTextColor (hdc
, RGB (0, 0, 0));
2042 SetBkColor (hdc
, RGB (255, 255, 255));
2043 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2044 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2045 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2046 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2047 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2048 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2050 SelectObject (mask_dc
, mask_orig_obj
);
2055 SetTextColor (hdc
, s
->gc
->foreground
);
2056 SetBkColor (hdc
, s
->gc
->background
);
2058 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2059 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2061 /* When the image has a mask, we can expect that at
2062 least part of a mouse highlight or a block cursor will
2063 be visible. If the image doesn't have a mask, make
2064 a block cursor visible by drawing a rectangle around
2065 the image. I believe it's looking better if we do
2066 nothing here for mouse-face. */
2067 if (s
->hl
== DRAW_CURSOR
)
2069 int r
= s
->img
->relief
;
2071 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2072 s
->slice
.width
+ r
*2 - 1,
2073 s
->slice
.height
+ r
*2 - 1);
2077 SelectObject (hdc
, orig_brush
);
2078 DeleteObject (fg_brush
);
2079 SelectObject (compat_hdc
, orig_obj
);
2080 DeleteDC (compat_hdc
);
2083 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2084 s
->slice
.width
- 1, s
->slice
.height
- 1);
2086 SelectObject (hdc
, orig_hdc_obj
);
2091 /* Draw part of the background of glyph string S. X, Y, W, and H
2092 give the rectangle to draw. */
2095 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2097 #if 0 /* TODO: stipple */
2100 /* Fill background with a stipple pattern. */
2101 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2102 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2103 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2107 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2111 /* Draw image glyph string S.
2114 s->x +-------------------------
2117 | +-------------------------
2120 | | +-------------------
2126 x_draw_image_glyph_string (struct glyph_string
*s
)
2129 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2130 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2134 height
= s
->height
- 2 * box_line_vwidth
;
2136 /* Fill background with face under the image. Do it only if row is
2137 taller than image or if image has a clip mask to reduce
2139 s
->stippled_p
= s
->face
->stipple
!= 0;
2140 if (height
> s
->slice
.height
2144 || s
->img
->pixmap
== 0
2145 || s
->width
!= s
->background_width
)
2148 if (s
->first_glyph
->left_box_line_p
2150 x
+= box_line_hwidth
;
2153 if (s
->slice
.y
== 0)
2154 y
+= box_line_vwidth
;
2156 #if 0 /* TODO: figure out if we need to do this on Windows. */
2159 /* Create a pixmap as large as the glyph string. Fill it
2160 with the background color. Copy the image to it, using
2161 its mask. Copy the temporary pixmap to the display. */
2162 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2163 int depth
= DefaultDepthOfScreen (screen
);
2165 /* Create a pixmap as large as the glyph string. */
2166 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2167 s
->background_width
,
2170 /* Don't clip in the following because we're working on the
2172 XSetClipMask (s
->display
, s
->gc
, None
);
2174 /* Fill the pixmap with the background color/stipple. */
2177 /* Fill background with a stipple pattern. */
2178 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2179 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2180 0, 0, s
->background_width
, s
->height
);
2181 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2186 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2188 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2189 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2190 0, 0, s
->background_width
, s
->height
);
2191 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2196 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2198 s
->background_filled_p
= 1;
2201 /* Draw the foreground. */
2204 w32_draw_image_foreground_1 (s
, pixmap
);
2205 x_set_glyph_string_clipping (s
);
2207 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2208 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2209 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2210 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2212 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2213 SetBkColor (s
->hdc
, s
->gc
->background
);
2214 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2215 compat_hdc
, 0, 0, SRCCOPY
);
2217 SelectObject (s
->hdc
, orig_brush
);
2218 DeleteObject (fg_brush
);
2219 SelectObject (compat_hdc
, orig_obj
);
2220 DeleteDC (compat_hdc
);
2222 DeleteObject (pixmap
);
2226 x_draw_image_foreground (s
);
2228 /* If we must draw a relief around the image, do it. */
2230 || s
->hl
== DRAW_IMAGE_RAISED
2231 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2232 x_draw_image_relief (s
);
2236 /* Draw stretch glyph string S. */
2239 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2241 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2243 if (s
->hl
== DRAW_CURSOR
2244 && !x_stretch_cursor_p
)
2246 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2247 wide as the stretch glyph. */
2248 int width
, background_width
= s
->background_width
;
2251 if (!s
->row
->reversed_p
)
2253 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2257 background_width
-= left_x
- x
;
2263 /* In R2L rows, draw the cursor on the right edge of the
2265 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2267 if (x
+ background_width
> right_x
)
2268 background_width
-= x
- right_x
;
2269 x
+= background_width
;
2271 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2272 if (s
->row
->reversed_p
)
2276 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2278 /* Clear rest using the GC of the original non-cursor face. */
2279 if (width
< background_width
)
2281 XGCValues
*gc
= s
->face
->gc
;
2283 int w
= background_width
- width
, h
= s
->height
;
2287 if (!s
->row
->reversed_p
)
2291 if (s
->row
->mouse_face_p
2292 && cursor_in_mouse_face_p (s
->w
))
2294 x_set_mouse_face_gc (s
);
2300 get_glyph_string_clip_rect (s
, &r
);
2301 w32_set_clip_rectangle (hdc
, &r
);
2303 #if 0 /* TODO: stipple */
2304 if (s
->face
->stipple
)
2306 /* Fill background with a stipple pattern. */
2307 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2308 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2309 XSetFillStyle (s
->display
, gc
, FillSolid
);
2314 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2318 else if (!s
->background_filled_p
)
2320 int background_width
= s
->background_width
;
2321 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2323 /* Don't draw into left margin, fringe or scrollbar area
2324 except for header line and mode line. */
2325 if (x
< left_x
&& !s
->row
->mode_line_p
)
2327 background_width
-= left_x
- x
;
2330 if (background_width
> 0)
2331 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2334 s
->background_filled_p
= 1;
2338 /* Draw glyph string S. */
2341 x_draw_glyph_string (struct glyph_string
*s
)
2343 int relief_drawn_p
= 0;
2345 /* If S draws into the background of its successor, draw the
2346 background of the successor first so that S can draw into it.
2347 This makes S->next use XDrawString instead of XDrawImageString. */
2348 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2351 struct glyph_string
*next
;
2352 for (width
= 0, next
= s
->next
;
2353 next
&& width
< s
->right_overhang
;
2354 width
+= next
->width
, next
= next
->next
)
2355 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2357 x_set_glyph_string_gc (next
);
2358 x_set_glyph_string_clipping (next
);
2359 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2360 x_draw_stretch_glyph_string (next
);
2362 x_draw_glyph_string_background (next
, 1);
2363 next
->num_clips
= 0;
2367 /* Set up S->gc, set clipping and draw S. */
2368 x_set_glyph_string_gc (s
);
2370 /* Draw relief (if any) in advance for char/composition so that the
2371 glyph string can be drawn over it. */
2372 if (!s
->for_overlaps
2373 && s
->face
->box
!= FACE_NO_BOX
2374 && (s
->first_glyph
->type
== CHAR_GLYPH
2375 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2378 x_set_glyph_string_clipping (s
);
2379 x_draw_glyph_string_background (s
, 1);
2380 x_draw_glyph_string_box (s
);
2381 x_set_glyph_string_clipping (s
);
2384 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2386 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2387 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2388 /* We must clip just this glyph. left_overhang part has already
2389 drawn when s->prev was drawn, and right_overhang part will be
2390 drawn later when s->next is drawn. */
2391 x_set_glyph_string_clipping_exactly (s
, s
);
2393 x_set_glyph_string_clipping (s
);
2395 switch (s
->first_glyph
->type
)
2398 x_draw_image_glyph_string (s
);
2402 x_draw_stretch_glyph_string (s
);
2406 if (s
->for_overlaps
)
2407 s
->background_filled_p
= 1;
2409 x_draw_glyph_string_background (s
, 0);
2410 x_draw_glyph_string_foreground (s
);
2413 case COMPOSITE_GLYPH
:
2414 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2415 && ! s
->first_glyph
->u
.cmp
.automatic
))
2416 s
->background_filled_p
= 1;
2418 x_draw_glyph_string_background (s
, 1);
2419 x_draw_composite_glyph_string_foreground (s
);
2422 case GLYPHLESS_GLYPH
:
2423 if (s
->for_overlaps
)
2424 s
->background_filled_p
= 1;
2426 x_draw_glyph_string_background (s
, 0);
2427 x_draw_glyphless_glyph_string_foreground (s
);
2434 if (!s
->for_overlaps
)
2436 /* Draw underline. */
2437 if (s
->face
->underline_p
)
2439 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2443 if (s
->face
->underline_defaulted_p
)
2444 color
= s
->gc
->foreground
;
2446 color
= s
->face
->underline_color
;
2448 w32_draw_underwave (s
, color
);
2450 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2452 unsigned long thickness
, position
;
2455 if (s
->prev
&& s
->prev
->face
->underline_p
2456 && s
->prev
->face
->underline_type
== FACE_UNDER_LINE
)
2458 /* We use the same underline style as the previous one. */
2459 thickness
= s
->prev
->underline_thickness
;
2460 position
= s
->prev
->underline_position
;
2464 /* Get the underline thickness. Default is 1 pixel. */
2465 if (s
->font
&& s
->font
->underline_thickness
> 0)
2466 thickness
= s
->font
->underline_thickness
;
2469 if (x_underline_at_descent_line
)
2470 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2473 /* Get the underline position. This is the recommended
2474 vertical offset in pixels from the baseline to the top of
2475 the underline. This is a signed value according to the
2476 specs, and its default is
2478 ROUND ((maximum_descent) / 2), with
2479 ROUND (x) = floor (x + 0.5) */
2481 if (x_use_underline_position_properties
2482 && s
->font
&& s
->font
->underline_position
>= 0)
2483 position
= s
->font
->underline_position
;
2485 position
= (s
->font
->descent
+ 1) / 2;
2487 position
= max (position
, underline_minimum_offset
);
2489 /* Check the sanity of thickness and position. We should
2490 avoid drawing underline out of the current line area. */
2491 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2492 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2493 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2494 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2495 s
->underline_thickness
= thickness
;
2496 s
->underline_position
=position
;
2497 y
= s
->ybase
+ position
;
2498 if (s
->face
->underline_defaulted_p
)
2500 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2505 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2510 /* Draw overline. */
2511 if (s
->face
->overline_p
)
2513 unsigned long dy
= 0, h
= 1;
2515 if (s
->face
->overline_color_defaulted_p
)
2517 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2518 s
->y
+ dy
, s
->width
, h
);
2522 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2523 s
->y
+ dy
, s
->width
, h
);
2527 /* Draw strike-through. */
2528 if (s
->face
->strike_through_p
2529 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2531 unsigned long h
= 1;
2532 unsigned long dy
= (s
->height
- h
) / 2;
2534 if (s
->face
->strike_through_color_defaulted_p
)
2536 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2541 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2542 s
->y
+ dy
, s
->width
, h
);
2546 /* Draw relief if not yet drawn. */
2547 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2548 x_draw_glyph_string_box (s
);
2552 struct glyph_string
*prev
;
2554 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2555 if (prev
->hl
!= s
->hl
2556 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2558 /* As prev was drawn while clipped to its own area, we
2559 must draw the right_overhang part using s->hl now. */
2560 enum draw_glyphs_face save
= prev
->hl
;
2563 x_set_glyph_string_gc (prev
);
2564 x_set_glyph_string_clipping_exactly (s
, prev
);
2565 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2566 x_draw_glyph_string_foreground (prev
);
2568 x_draw_composite_glyph_string_foreground (prev
);
2569 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2571 prev
->num_clips
= 0;
2577 struct glyph_string
*next
;
2579 for (next
= s
->next
; next
; next
= next
->next
)
2580 if (next
->hl
!= s
->hl
2581 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2583 /* As next will be drawn while clipped to its own area,
2584 we must draw the left_overhang part using s->hl now. */
2585 enum draw_glyphs_face save
= next
->hl
;
2588 x_set_glyph_string_gc (next
);
2589 x_set_glyph_string_clipping_exactly (s
, next
);
2590 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2591 x_draw_glyph_string_foreground (next
);
2593 x_draw_composite_glyph_string_foreground (next
);
2594 w32_set_clip_rectangle (next
->hdc
, NULL
);
2596 next
->num_clips
= 0;
2597 next
->clip_head
= s
->next
;
2602 /* Reset clipping. */
2603 w32_set_clip_rectangle (s
->hdc
, NULL
);
2608 /* Shift display to make room for inserted glyphs. */
2611 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2612 int width
, int height
, int shift_by
)
2616 hdc
= get_frame_dc (f
);
2617 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2618 hdc
, x
, y
, SRCCOPY
);
2620 release_frame_dc (f
, hdc
);
2624 /* Delete N glyphs at the nominal cursor position. Not implemented
2628 x_delete_glyphs (struct frame
*f
, register int n
)
2630 if (! FRAME_W32_P (f
))
2637 /* Clear entire frame. */
2640 x_clear_frame (struct frame
*f
)
2642 if (! FRAME_W32_P (f
))
2645 /* Clearing the frame will erase any cursor, so mark them all as no
2647 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2648 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2649 output_cursor
.x
= -1;
2651 /* We don't set the output cursor here because there will always
2652 follow an explicit cursor_to. */
2655 w32_clear_window (f
);
2657 /* We have to clear the scroll bars, too. If we have changed
2658 colors or something like that, then they should be notified. */
2659 x_scroll_bar_clear (f
);
2665 /* Make audible bell. */
2668 w32_ring_bell (struct frame
*f
)
2672 if (FRAME_W32_P (f
) && visible_bell
)
2675 HWND hwnd
= FRAME_W32_WINDOW (f
);
2677 for (i
= 0; i
< 5; i
++)
2679 FlashWindow (hwnd
, TRUE
);
2682 FlashWindow (hwnd
, FALSE
);
2685 w32_sys_ring_bell (f
);
2691 /* Specify how many text lines, from the top of the window,
2692 should be affected by insert-lines and delete-lines operations.
2693 This, and those operations, are used only within an update
2694 that is bounded by calls to x_update_begin and x_update_end. */
2697 w32_set_terminal_window (struct frame
*f
, int n
)
2699 /* This function intentionally left blank. */
2703 /***********************************************************************
2705 ***********************************************************************/
2707 /* Perform an insert-lines or delete-lines operation, inserting N
2708 lines or deleting -N lines at vertical position VPOS. */
2711 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2713 if (! FRAME_W32_P (f
))
2720 /* Scroll part of the display as described by RUN. */
2723 x_scroll_run (struct window
*w
, struct run
*run
)
2725 struct frame
*f
= XFRAME (w
->frame
);
2726 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2727 HWND hwnd
= FRAME_W32_WINDOW (f
);
2730 /* Get frame-relative bounding box of the text display area of W,
2731 without mode lines. Include in this box the left and right
2733 window_box (w
, -1, &x
, &y
, &width
, &height
);
2735 /* If the fringe is adjacent to the left (right) scroll bar of a
2736 leftmost (rightmost, respectively) window, then extend its
2737 background to the gap between the fringe and the bar. */
2738 if ((WINDOW_LEFTMOST_P (w
)
2739 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2740 || (WINDOW_RIGHTMOST_P (w
)
2741 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2743 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2747 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2748 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2749 * FRAME_COLUMN_WIDTH (f
));
2751 if (bar_area_x
+ bar_area_width
== x
)
2753 x
= bar_area_x
+ sb_width
;
2754 width
+= bar_area_width
- sb_width
;
2756 else if (x
+ width
== bar_area_x
)
2757 width
+= bar_area_width
- sb_width
;
2761 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2762 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2763 bottom_y
= y
+ height
;
2767 /* Scrolling up. Make sure we don't copy part of the mode
2768 line at the bottom. */
2769 if (from_y
+ run
->height
> bottom_y
)
2770 height
= bottom_y
- from_y
;
2772 height
= run
->height
;
2773 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2777 /* Scrolling down. Make sure we don't copy over the mode line.
2779 if (to_y
+ run
->height
> bottom_y
)
2780 height
= bottom_y
- to_y
;
2782 height
= run
->height
;
2783 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2788 /* Cursor off. Will be switched on again in x_update_window_end. */
2795 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2796 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2798 from
.left
= to
.left
= x
;
2799 from
.right
= to
.right
= x
+ width
;
2801 from
.bottom
= from_y
+ height
;
2803 to
.bottom
= bottom_y
;
2805 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2806 NULL
, SW_INVALIDATE
);
2808 /* Combine this with what we expect to be dirty. This covers the
2809 case where not all of the region we expect is actually dirty. */
2810 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2812 /* If the dirty region is not what we expected, redraw the entire frame. */
2813 if (!EqualRgn (combined
, expect_dirty
))
2814 SET_FRAME_GARBAGED (f
);
2816 DeleteObject (dirty
);
2817 DeleteObject (combined
);
2821 DeleteObject (expect_dirty
);
2826 /***********************************************************************
2828 ***********************************************************************/
2831 frame_highlight (struct frame
*f
)
2833 x_update_cursor (f
, 1);
2834 x_set_frame_alpha (f
);
2838 frame_unhighlight (struct frame
*f
)
2840 x_update_cursor (f
, 1);
2841 x_set_frame_alpha (f
);
2844 /* The focus has changed. Update the frames as necessary to reflect
2845 the new situation. Note that we can't change the selected frame
2846 here, because the Lisp code we are interrupting might become confused.
2847 Each event gets marked with the frame in which it occurred, so the
2848 Lisp code can tell when the switch took place by examining the events. */
2851 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2853 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2855 if (frame
!= dpyinfo
->w32_focus_frame
)
2857 /* Set this before calling other routines, so that they see
2858 the correct value of w32_focus_frame. */
2859 dpyinfo
->w32_focus_frame
= frame
;
2861 if (old_focus
&& old_focus
->auto_lower
)
2862 x_lower_frame (old_focus
);
2864 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2865 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2867 pending_autoraise_frame
= 0;
2870 x_frame_rehighlight (dpyinfo
);
2874 /* Handle FocusIn and FocusOut state changes for FRAME.
2875 If FRAME has focus and there exists more than one frame, puts
2876 a FOCUS_IN_EVENT into *BUFP. */
2879 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2880 struct frame
*frame
, struct input_event
*bufp
)
2882 if (type
== WM_SETFOCUS
)
2884 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2886 x_new_focus_frame (dpyinfo
, frame
);
2887 dpyinfo
->w32_focus_event_frame
= frame
;
2889 /* Don't stop displaying the initial startup message
2890 for a switch-frame event we don't need. */
2891 if (NILP (Vterminal_frame
)
2892 && CONSP (Vframe_list
)
2893 && !NILP (XCDR (Vframe_list
)))
2895 bufp
->kind
= FOCUS_IN_EVENT
;
2896 XSETFRAME (bufp
->frame_or_window
, frame
);
2900 frame
->output_data
.x
->focus_state
|= state
;
2902 /* TODO: IME focus? */
2904 else if (type
== WM_KILLFOCUS
)
2906 frame
->output_data
.x
->focus_state
&= ~state
;
2908 if (dpyinfo
->w32_focus_event_frame
== frame
)
2910 dpyinfo
->w32_focus_event_frame
= 0;
2911 x_new_focus_frame (dpyinfo
, 0);
2914 /* TODO: IME focus? */
2919 /* The focus may have changed. Figure out if it is a real focus change,
2920 by checking both FocusIn/Out and Enter/LeaveNotify events.
2922 Returns FOCUS_IN_EVENT event in *BUFP. */
2925 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2926 struct input_event
*bufp
)
2928 struct frame
*frame
;
2930 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2934 /* On w32, this is only called from focus events, so no switch needed. */
2935 x_focus_changed (event
->msg
.message
,
2936 (event
->msg
.message
== WM_KILLFOCUS
?
2937 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2938 dpyinfo
, frame
, bufp
);
2942 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2945 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2947 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2950 /* The focus has changed, or we have redirected a frame's focus to
2951 another frame (this happens when a frame uses a surrogate
2952 mini-buffer frame). Shift the highlight as appropriate.
2954 The FRAME argument doesn't necessarily have anything to do with which
2955 frame is being highlighted or un-highlighted; we only use it to find
2956 the appropriate X display info. */
2959 w32_frame_rehighlight (struct frame
*frame
)
2961 if (! FRAME_W32_P (frame
))
2963 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2967 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2969 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2971 if (dpyinfo
->w32_focus_frame
)
2973 dpyinfo
->x_highlight_frame
2974 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2975 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2976 : dpyinfo
->w32_focus_frame
);
2977 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2979 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2980 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2984 dpyinfo
->x_highlight_frame
= 0;
2986 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2989 frame_unhighlight (old_highlight
);
2990 if (dpyinfo
->x_highlight_frame
)
2991 frame_highlight (dpyinfo
->x_highlight_frame
);
2995 /* Keyboard processing - modifier keys, etc. */
2997 /* Convert a keysym to its name. */
3000 x_get_keysym_name (int keysym
)
3002 /* Make static so we can always return it */
3003 static char value
[100];
3006 GetKeyNameText (keysym
, value
, 100);
3013 codepage_for_locale (LCID locale
)
3017 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3024 /* Mouse clicks and mouse movement. Rah. */
3026 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3027 the state in PUP. XBUTTON provides extra information for extended mouse
3028 button messages. Returns FALSE if unable to parse the message. */
3030 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3037 case WM_LBUTTONDOWN
:
3045 case WM_MBUTTONDOWN
:
3046 if (NILP (Vw32_swap_mouse_buttons
))
3053 if (NILP (Vw32_swap_mouse_buttons
))
3059 case WM_RBUTTONDOWN
:
3060 if (NILP (Vw32_swap_mouse_buttons
))
3067 if (NILP (Vw32_swap_mouse_buttons
))
3073 case WM_XBUTTONDOWN
:
3074 button
= xbutton
+ 2;
3078 button
= xbutton
+ 2;
3086 if (pbutton
) *pbutton
= button
;
3092 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3094 If the event is a button press, then note that we have grabbed
3098 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3103 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3106 /* Make the event type NO_EVENT; we'll change that when we decide
3108 result
->kind
= MOUSE_CLICK_EVENT
;
3109 result
->code
= button
;
3110 result
->timestamp
= msg
->msg
.time
;
3111 result
->modifiers
= (msg
->dwModifiers
3116 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3117 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3118 XSETFRAME (result
->frame_or_window
, f
);
3124 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3129 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3132 result
->timestamp
= msg
->msg
.time
;
3134 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3135 forward, away from the user (up); a negative value indicates that
3136 the wheel was rotated backward, toward the user (down). */
3137 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3139 /* The up and down modifiers indicate if the wheel was rotated up or
3140 down based on WHEEL_DELTA value. */
3141 result
->modifiers
= (msg
->dwModifiers
3142 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3144 /* With multiple monitors, we can legitimately get negative
3145 coordinates, so cast to short to interpret them correctly. */
3146 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3147 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3148 ScreenToClient (msg
->msg
.hwnd
, &p
);
3149 XSETINT (result
->x
, p
.x
);
3150 XSETINT (result
->y
, p
.y
);
3151 XSETFRAME (result
->frame_or_window
, f
);
3157 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3167 result
->kind
= DRAG_N_DROP_EVENT
;
3169 result
->timestamp
= msg
->msg
.time
;
3170 result
->modifiers
= msg
->dwModifiers
;
3172 hdrop
= (HDROP
) msg
->msg
.wParam
;
3173 DragQueryPoint (hdrop
, &p
);
3176 p
.x
= LOWORD (msg
->msg
.lParam
);
3177 p
.y
= HIWORD (msg
->msg
.lParam
);
3178 ScreenToClient (msg
->msg
.hwnd
, &p
);
3181 XSETINT (result
->x
, p
.x
);
3182 XSETINT (result
->y
, p
.y
);
3184 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3187 for (i
= 0; i
< num_files
; i
++)
3189 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3192 name
= alloca (len
+ 1);
3193 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3194 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3199 XSETFRAME (frame
, f
);
3200 result
->frame_or_window
= frame
;
3201 result
->arg
= files
;
3206 /* File event notifications (see w32notify.c). */
3209 lispy_file_action (DWORD action
)
3211 static char unknown_fmt
[] = "unknown-action(%d)";
3216 case FILE_ACTION_ADDED
:
3219 case FILE_ACTION_REMOVED
:
3222 case FILE_ACTION_MODIFIED
:
3225 case FILE_ACTION_RENAMED_OLD_NAME
:
3226 retval
= Qrenamed_from
;
3228 case FILE_ACTION_RENAMED_NEW_NAME
:
3229 retval
= Qrenamed_to
;
3233 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3235 sprintf (buf
, unknown_fmt
, action
);
3236 retval
= intern (buf
);
3245 /* Put file notifications into the Emacs input event queue. This
3246 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3249 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3252 BYTE
*p
= file_notifications
;
3253 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3254 const DWORD min_size
3255 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3258 /* We cannot process notification before Emacs is fully initialized,
3259 since we need the UTF-16LE coding-system to be set up. */
3262 notification_buffer_in_use
= 0;
3266 XSETFRAME (frame
, f
);
3269 if (notification_buffer_in_use
)
3271 DWORD info_size
= notifications_size
;
3272 Lisp_Object cs
= intern ("utf-16le");
3273 Lisp_Object obj
= w32_get_watch_object (notifications_desc
);
3275 /* notifications_size could be zero when the buffer of
3276 notifications overflowed on the OS level, or when the
3277 directory being watched was itself deleted. Do nothing in
3280 && !NILP (obj
) && CONSP (obj
))
3282 Lisp_Object callback
= XCDR (obj
);
3284 while (info_size
>= min_size
)
3286 Lisp_Object utf_16_fn
3287 = make_unibyte_string ((char *)fni
->FileName
,
3288 fni
->FileNameLength
);
3289 /* Note: mule-conf is preloaded, so utf-16le must
3290 already be defined at this point. */
3292 = code_convert_string_norecord (utf_16_fn
, cs
, 0);
3293 Lisp_Object action
= lispy_file_action (fni
->Action
);
3295 event
->kind
= FILE_NOTIFY_EVENT
;
3297 = (ptrdiff_t)XINT (XIL ((EMACS_INT
)notifications_desc
));
3298 event
->timestamp
= msg
->msg
.time
;
3299 event
->modifiers
= 0;
3300 event
->frame_or_window
= callback
;
3301 event
->arg
= Fcons (action
, fname
);
3302 kbd_buffer_store_event (event
);
3305 if (!fni
->NextEntryOffset
)
3307 p
+= fni
->NextEntryOffset
;
3308 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3309 info_size
-= fni
->NextEntryOffset
;
3312 notification_buffer_in_use
= 0;
3315 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3318 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3319 event
->kind
= NO_EVENT
;
3324 /* Function to report a mouse movement to the mainstream Emacs code.
3325 The input handler calls this.
3327 We have received a mouse movement event, which is given in *event.
3328 If the mouse is over a different glyph than it was last time, tell
3329 the mainstream emacs code by setting mouse_moved. If not, ask for
3330 another motion event, so we can check again the next time it moves. */
3332 static MSG last_mouse_motion_event
;
3333 static Lisp_Object last_mouse_motion_frame
;
3336 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3338 int mouse_x
= LOWORD (msg
->lParam
);
3339 int mouse_y
= HIWORD (msg
->lParam
);
3341 last_mouse_movement_time
= msg
->time
;
3342 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3343 XSETFRAME (last_mouse_motion_frame
, frame
);
3345 if (!FRAME_X_OUTPUT (frame
))
3348 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3350 frame
->mouse_moved
= 1;
3351 last_mouse_scroll_bar
= Qnil
;
3352 note_mouse_highlight (frame
, -1, -1);
3353 last_mouse_glyph_frame
= 0;
3357 /* Has the mouse moved off the glyph it was on at the last sighting? */
3358 if (frame
!= last_mouse_glyph_frame
3359 || mouse_x
< last_mouse_glyph
.left
3360 || mouse_x
>= last_mouse_glyph
.right
3361 || mouse_y
< last_mouse_glyph
.top
3362 || mouse_y
>= last_mouse_glyph
.bottom
)
3364 frame
->mouse_moved
= 1;
3365 last_mouse_scroll_bar
= Qnil
;
3366 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3367 /* Remember the mouse position here, as w32_mouse_position only
3368 gets called when mouse tracking is enabled but we also need
3369 to keep track of the mouse for help_echo and highlighting at
3371 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3372 last_mouse_glyph_frame
= frame
;
3380 /************************************************************************
3382 ************************************************************************/
3384 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3385 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3386 enum scroll_bar_part
*,
3387 Lisp_Object
*, Lisp_Object
*,
3389 static void x_check_fullscreen (struct frame
*);
3392 redo_mouse_highlight (void)
3394 if (!NILP (last_mouse_motion_frame
)
3395 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3396 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3397 LOWORD (last_mouse_motion_event
.lParam
),
3398 HIWORD (last_mouse_motion_event
.lParam
));
3402 w32_define_cursor (Window window
, Cursor cursor
)
3404 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3406 /* Return the current position of the mouse.
3407 *fp should be a frame which indicates which display to ask about.
3409 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3410 and *part to the frame, window, and scroll bar part that the mouse
3411 is over. Set *x and *y to the portion and whole of the mouse's
3412 position on the scroll bar.
3414 If the mouse movement started elsewhere, set *fp to the frame the
3415 mouse is on, *bar_window to nil, and *x and *y to the character cell
3418 Set *time to the server time-stamp for the time at which the mouse
3419 was at this position.
3421 Don't store anything if we don't have a valid set of values to report.
3423 This clears the mouse_moved flag, so we can wait for the next mouse
3427 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3428 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3429 unsigned long *time
)
3435 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3436 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3441 Lisp_Object frame
, tail
;
3443 /* Clear the mouse-moved flag for every frame on this display. */
3444 FOR_EACH_FRAME (tail
, frame
)
3445 XFRAME (frame
)->mouse_moved
= 0;
3447 last_mouse_scroll_bar
= Qnil
;
3451 /* Now we have a position on the root; find the innermost window
3452 containing the pointer. */
3454 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3455 && FRAME_LIVE_P (last_mouse_frame
))
3457 /* If mouse was grabbed on a frame, give coords for that frame
3458 even if the mouse is now outside it. */
3459 f1
= last_mouse_frame
;
3463 /* Is window under mouse one of our frames? */
3464 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3465 WindowFromPoint (pt
));
3468 /* If not, is it one of our scroll bars? */
3471 struct scroll_bar
*bar
3472 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3476 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3480 if (f1
== 0 && insist
> 0)
3481 f1
= SELECTED_FRAME ();
3485 /* Ok, we found a frame. Store all the values.
3486 last_mouse_glyph is a rectangle used to reduce the
3487 generation of mouse events. To not miss any motion
3488 events, we must divide the frame into rectangles of the
3489 size of the smallest character that could be displayed
3490 on it, i.e. into the same rectangles that matrices on
3491 the frame are divided into. */
3493 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3494 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3495 last_mouse_glyph_frame
= f1
;
3502 *time
= last_mouse_movement_time
;
3511 /***********************************************************************
3513 ***********************************************************************/
3515 /* Handle mouse button event on the tool-bar of frame F, at
3516 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3517 or ButtonRelease. */
3520 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3522 int x
= XFASTINT (button_event
->x
);
3523 int y
= XFASTINT (button_event
->y
);
3525 if (button_event
->modifiers
& down_modifier
)
3526 handle_tool_bar_click (f
, x
, y
, 1, 0);
3528 handle_tool_bar_click (f
, x
, y
, 0,
3529 button_event
->modifiers
& ~up_modifier
);
3534 /***********************************************************************
3536 ***********************************************************************/
3538 /* Scroll bar support. */
3540 /* Given a window ID, find the struct scroll_bar which manages it.
3541 This can be called in GC, so we have to make sure to strip off mark
3544 static struct scroll_bar
*
3545 x_window_to_scroll_bar (Window window_id
)
3547 Lisp_Object tail
, frame
;
3549 FOR_EACH_FRAME (tail
, frame
)
3551 Lisp_Object bar
, condemned
;
3553 /* Scan this frame's scroll bar list for a scroll bar with the
3555 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3556 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3557 /* This trick allows us to search both the ordinary and
3558 condemned scroll bar lists with one loop. */
3559 ! NILP (bar
) || (bar
= condemned
,
3562 bar
= XSCROLL_BAR (bar
)->next
)
3563 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3564 return XSCROLL_BAR (bar
);
3572 /* Set the thumb size and position of scroll bar BAR. We are currently
3573 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3576 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3577 int portion
, int position
, int whole
)
3579 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3580 /* We use the whole scroll-bar height in the calculations below, to
3581 avoid strange effects like scrolling backwards when just clicking
3582 on the handle (without moving it). */
3583 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3584 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3585 int sb_page
, sb_pos
;
3586 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3589 /* We used to change the nPage setting while dragging the handle,
3590 but that had very strange effects (such as scrolling backwards
3591 while dragging downwards).
3593 Now, we don't change the nPage setting while dragging unless we
3594 get near to the end of the buffer, in which case we often have to
3595 resize the handle to "go all the way". */
3601 si
.cbSize
= sizeof (si
);
3602 si
.fMask
= SIF_POS
| SIF_PAGE
;
3603 GetScrollInfo (w
, SB_CTL
, &si
);
3604 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3612 /* Position scroll bar at rock bottom if the bottom of the
3613 buffer is visible. This avoids shrinking the thumb away
3614 to nothing if it is held at the bottom of the buffer. */
3615 if (position
+ portion
>= whole
&& !draggingp
)
3617 sb_page
= range
* (whole
- position
) / whole
;
3622 sb_pos
= position
* range
/ whole
;
3623 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3632 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3636 si
.cbSize
= sizeof (si
);
3637 si
.fMask
= SIF_PAGE
| SIF_POS
;
3641 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3647 /************************************************************************
3648 Scroll bars, general
3649 ************************************************************************/
3652 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3654 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3655 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3659 /*#define ATTACH_THREADS*/
3662 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3664 #ifndef ATTACH_THREADS
3665 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3666 (WPARAM
) hwnd
, (LPARAM
) how
);
3668 return ShowWindow (hwnd
, how
);
3673 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3674 int x
, int y
, int cx
, int cy
, UINT flags
)
3676 #ifndef ATTACH_THREADS
3678 pos
.hwndInsertAfter
= hwndAfter
;
3684 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3686 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3692 my_set_focus (struct frame
* f
, HWND hwnd
)
3694 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3700 my_set_foreground_window (HWND hwnd
)
3702 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3707 my_destroy_window (struct frame
* f
, HWND hwnd
)
3709 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3714 my_bring_window_to_top (HWND hwnd
)
3716 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3719 /* Create a scroll bar and return the scroll bar vector for it. W is
3720 the Emacs window on which to create the scroll bar. TOP, LEFT,
3721 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3724 static struct scroll_bar
*
3725 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3727 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3730 struct scroll_bar
*bar
3731 = XSCROLL_BAR (Fmake_vector (make_number (VECSIZE (struct scroll_bar
)), Qnil
));
3736 XSETWINDOW (bar
->window
, w
);
3737 XSETINT (bar
->top
, top
);
3738 XSETINT (bar
->left
, left
);
3739 XSETINT (bar
->width
, width
);
3740 XSETINT (bar
->height
, height
);
3741 XSETINT (bar
->start
, 0);
3742 XSETINT (bar
->end
, 0);
3743 bar
->dragging
= Qnil
;
3744 bar
->fringe_extended_p
= Qnil
;
3746 /* Requires geometry to be set before call to create the real window */
3748 hwnd
= my_create_scrollbar (f
, bar
);
3750 si
.cbSize
= sizeof (si
);
3753 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3754 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3758 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3760 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3762 /* Add bar to its frame's list of scroll bars. */
3763 bar
->next
= FRAME_SCROLL_BARS (f
);
3765 XSETVECTOR (barobj
, bar
);
3766 fset_scroll_bars (f
, barobj
);
3767 if (! NILP (bar
->next
))
3768 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3776 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3780 x_scroll_bar_remove (struct scroll_bar
*bar
)
3782 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3786 /* Destroy the window. */
3787 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3789 /* Dissociate this scroll bar from its window. */
3790 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3795 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3796 that we are displaying PORTION characters out of a total of WHOLE
3797 characters, starting at POSITION. If WINDOW has no scroll bar,
3800 w32_set_vertical_scroll_bar (struct window
*w
,
3801 int portion
, int whole
, int position
)
3803 struct frame
*f
= XFRAME (w
->frame
);
3805 struct scroll_bar
*bar
;
3806 int top
, height
, left
, sb_left
, width
, sb_width
;
3807 int window_y
, window_height
;
3808 int fringe_extended_p
;
3810 /* Get window dimensions. */
3811 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3813 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3814 height
= window_height
;
3816 /* Compute the left edge of the scroll bar area. */
3817 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3819 /* Compute the width of the scroll bar which might be less than
3820 the width of the area reserved for the scroll bar. */
3821 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3822 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3826 /* Compute the left edge of the scroll bar. */
3827 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3828 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3830 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3832 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3833 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3834 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3835 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3836 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3838 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3839 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3840 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3841 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3843 /* Does the scroll bar exist yet? */
3844 if (NILP (w
->vertical_scroll_bar
))
3848 if (width
> 0 && height
> 0)
3850 hdc
= get_frame_dc (f
);
3851 if (fringe_extended_p
)
3852 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3854 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3855 release_frame_dc (f
, hdc
);
3859 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3863 /* It may just need to be moved and resized. */
3866 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3867 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3869 /* If already correctly positioned, do nothing. */
3870 if ( XINT (bar
->left
) == sb_left
3871 && XINT (bar
->top
) == top
3872 && XINT (bar
->width
) == sb_width
3873 && XINT (bar
->height
) == height
3874 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3876 /* Redraw after clear_frame. */
3877 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3878 InvalidateRect (hwnd
, NULL
, FALSE
);
3886 if (width
&& height
)
3888 hdc
= get_frame_dc (f
);
3889 /* Since Windows scroll bars are smaller than the space reserved
3890 for them on the frame, we have to clear "under" them. */
3891 if (fringe_extended_p
)
3892 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3894 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3895 release_frame_dc (f
, hdc
);
3897 /* Make sure scroll bar is "visible" before moving, to ensure the
3898 area of the parent window now exposed will be refreshed. */
3899 my_show_window (f
, hwnd
, SW_HIDE
);
3900 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3901 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3902 max (height
, 1), TRUE
);
3904 si
.cbSize
= sizeof (si
);
3905 si
.fMask
= SIF_RANGE
;
3907 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3908 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3910 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3912 my_show_window (f
, hwnd
, SW_NORMAL
);
3913 /* InvalidateRect (w, NULL, FALSE); */
3915 /* Remember new settings. */
3916 XSETINT (bar
->left
, sb_left
);
3917 XSETINT (bar
->top
, top
);
3918 XSETINT (bar
->width
, sb_width
);
3919 XSETINT (bar
->height
, height
);
3924 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3926 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3927 XSETVECTOR (barobj
, bar
);
3928 wset_vertical_scroll_bar (w
, barobj
);
3932 /* The following three hooks are used when we're doing a thorough
3933 redisplay of the frame. We don't explicitly know which scroll bars
3934 are going to be deleted, because keeping track of when windows go
3935 away is a real pain - "Can you say set-window-configuration, boys
3936 and girls?" Instead, we just assert at the beginning of redisplay
3937 that *all* scroll bars are to be removed, and then save a scroll bar
3938 from the fiery pit when we actually redisplay its window. */
3940 /* Arrange for all scroll bars on FRAME to be removed at the next call
3941 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3942 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3945 w32_condemn_scroll_bars (FRAME_PTR frame
)
3947 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3948 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3951 bar
= FRAME_SCROLL_BARS (frame
);
3952 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3953 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3954 XSCROLL_BAR (bar
)->prev
= Qnil
;
3955 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3956 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3957 fset_condemned_scroll_bars (frame
, bar
);
3962 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3963 Note that WINDOW isn't necessarily condemned at all. */
3966 w32_redeem_scroll_bar (struct window
*window
)
3968 struct scroll_bar
*bar
;
3972 /* We can't redeem this window's scroll bar if it doesn't have one. */
3973 if (NILP (window
->vertical_scroll_bar
))
3976 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3978 /* Unlink it from the condemned list. */
3979 f
= XFRAME (WINDOW_FRAME (window
));
3980 if (NILP (bar
->prev
))
3982 /* If the prev pointer is nil, it must be the first in one of
3984 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3985 /* It's not condemned. Everything's fine. */
3987 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3988 window
->vertical_scroll_bar
))
3989 fset_condemned_scroll_bars (f
, bar
->next
);
3991 /* If its prev pointer is nil, it must be at the front of
3992 one or the other! */
3996 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3998 if (! NILP (bar
->next
))
3999 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4001 bar
->next
= FRAME_SCROLL_BARS (f
);
4003 XSETVECTOR (barobj
, bar
);
4004 fset_scroll_bars (f
, barobj
);
4005 if (! NILP (bar
->next
))
4006 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4009 /* Remove all scroll bars on FRAME that haven't been saved since the
4010 last call to `*condemn_scroll_bars_hook'. */
4013 w32_judge_scroll_bars (FRAME_PTR f
)
4015 Lisp_Object bar
, next
;
4017 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4019 /* Clear out the condemned list now so we won't try to process any
4020 more events on the hapless scroll bars. */
4021 fset_condemned_scroll_bars (f
, Qnil
);
4023 for (; ! NILP (bar
); bar
= next
)
4025 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4027 x_scroll_bar_remove (b
);
4030 b
->next
= b
->prev
= Qnil
;
4033 /* Now there should be no references to the condemned scroll bars,
4034 and they should get garbage-collected. */
4037 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4038 is set to something other than NO_EVENT, it is enqueued.
4040 This may be called from a signal handler, so we have to ignore GC
4044 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4045 struct input_event
*emacs_event
)
4047 if (! WINDOWP (bar
->window
))
4050 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4051 emacs_event
->code
= 0;
4052 /* not really meaningful to distinguish up/down */
4053 emacs_event
->modifiers
= msg
->dwModifiers
;
4054 emacs_event
->frame_or_window
= bar
->window
;
4055 emacs_event
->arg
= Qnil
;
4056 emacs_event
->timestamp
= msg
->msg
.time
;
4059 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4061 int dragging
= !NILP (bar
->dragging
);
4064 si
.cbSize
= sizeof (si
);
4067 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4070 bar
->dragging
= Qnil
;
4073 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4075 switch (LOWORD (msg
->msg
.wParam
))
4078 emacs_event
->part
= scroll_bar_down_arrow
;
4081 emacs_event
->part
= scroll_bar_up_arrow
;
4084 emacs_event
->part
= scroll_bar_above_handle
;
4087 emacs_event
->part
= scroll_bar_below_handle
;
4090 emacs_event
->part
= scroll_bar_handle
;
4094 emacs_event
->part
= scroll_bar_handle
;
4098 case SB_THUMBPOSITION
:
4099 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4100 y
= HIWORD (msg
->msg
.wParam
);
4102 emacs_event
->part
= scroll_bar_handle
;
4104 /* "Silently" update current position. */
4108 si
.cbSize
= sizeof (si
);
4111 /* Remember apparent position (we actually lag behind the real
4112 position, so don't set that directly). */
4113 last_scroll_bar_drag_pos
= y
;
4115 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4119 /* If this is the end of a drag sequence, then reset the scroll
4120 handle size to normal and do a final redraw. Otherwise do
4125 int start
= XINT (bar
->start
);
4126 int end
= XINT (bar
->end
);
4128 si
.cbSize
= sizeof (si
);
4129 si
.fMask
= SIF_PAGE
| SIF_POS
;
4130 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4131 si
.nPos
= last_scroll_bar_drag_pos
;
4132 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4136 emacs_event
->kind
= NO_EVENT
;
4140 XSETINT (emacs_event
->x
, y
);
4141 XSETINT (emacs_event
->y
, top_range
);
4147 /* Return information to the user about the current position of the mouse
4148 on the scroll bar. */
4151 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4152 enum scroll_bar_part
*part
,
4153 Lisp_Object
*x
, Lisp_Object
*y
,
4154 unsigned long *time
)
4156 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4157 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4158 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4160 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4166 *bar_window
= bar
->window
;
4168 si
.cbSize
= sizeof (si
);
4169 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4171 GetScrollInfo (w
, SB_CTL
, &si
);
4173 top_range
= si
.nMax
- si
.nPage
+ 1;
4175 switch (LOWORD (last_mouse_scroll_bar_pos
))
4177 case SB_THUMBPOSITION
:
4179 *part
= scroll_bar_handle
;
4180 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4181 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4184 *part
= scroll_bar_handle
;
4188 *part
= scroll_bar_handle
;
4193 XSETINT (*y
, top_range
);
4196 last_mouse_scroll_bar
= Qnil
;
4198 *time
= last_mouse_movement_time
;
4204 /* The screen has been cleared so we may have changed foreground or
4205 background colors, and the scroll bars may need to be redrawn.
4206 Clear out the scroll bars, and ask for expose events, so we can
4210 x_scroll_bar_clear (FRAME_PTR f
)
4214 /* We can have scroll bars even if this is 0,
4215 if we just turned off scroll bar mode.
4216 But in that case we should not clear them. */
4217 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4218 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4219 bar
= XSCROLL_BAR (bar
)->next
)
4221 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4222 HDC hdc
= GetDC (window
);
4225 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4226 arranges to refresh the scroll bar if hidden. */
4227 my_show_window (f
, window
, SW_HIDE
);
4229 GetClientRect (window
, &rect
);
4230 select_palette (f
, hdc
);
4231 w32_clear_rect (f
, hdc
, &rect
);
4232 deselect_palette (f
, hdc
);
4234 ReleaseDC (window
, hdc
);
4239 /* The main W32 event-reading loop - w32_read_socket. */
4241 /* Record the last 100 characters stored
4242 to help debug the loss-of-chars-during-GC problem. */
4244 static int temp_index
;
4245 static short temp_buffer
[100];
4247 /* Temporarily store lead byte of DBCS input sequences. */
4248 static char dbcs_lead
= 0;
4250 /* Read events coming from the W32 shell.
4251 This routine is called by the SIGIO handler.
4252 We return as soon as there are no more events to be read.
4254 For an overview of how Emacs input works on MS-Windows, see the
4255 commentary before w32_msg_pump in w32fns.c.
4257 We return the number of characters stored into the buffer,
4258 thus pretending to be `read'.
4260 Some of these messages are reposted back to the message queue since the
4261 system calls the windows proc directly in a context where we cannot return
4262 the data nor can we guarantee the state we are in. So if we dispatch them
4263 we will get into an infinite loop. To prevent this from ever happening we
4264 will set a variable to indicate we are in the read_socket call and indicate
4265 which message we are processing since the windows proc gets called
4266 recursively with different messages by the system.
4270 w32_read_socket (struct terminal
*terminal
,
4271 struct input_event
*hold_quit
)
4274 int check_visibility
= 0;
4277 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4278 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4283 /* So people can tell when we have read the available input. */
4284 input_signal_count
++;
4286 /* Process any incoming thread messages. */
4287 drain_message_queue ();
4289 /* TODO: ghostscript integration. */
4290 while (get_next_msg (&msg
, FALSE
))
4292 struct input_event inev
;
4295 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4296 /* w32_name_of_message (msg.msg.message), */
4297 /* msg.msg.time)); */
4300 inev
.kind
= NO_EVENT
;
4303 switch (msg
.msg
.message
)
4305 case WM_EMACS_PAINT
:
4306 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4310 if (msg
.rect
.right
== msg
.rect
.left
||
4311 msg
.rect
.bottom
== msg
.rect
.top
)
4313 /* We may get paint messages even though the client
4314 area is clipped - these are not expose events. */
4315 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4318 else if (FRAME_VISIBLE_P (f
) != 1)
4320 bool iconified
= FRAME_ICONIFIED_P (f
);
4322 /* Definitely not obscured, so mark as visible. */
4323 SET_FRAME_VISIBLE (f
, 1);
4324 SET_FRAME_ICONIFIED (f
, 0);
4325 SET_FRAME_GARBAGED (f
);
4326 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4329 /* WM_PAINT serves as MapNotify as well, so report
4330 visibility changes properly. */
4333 inev
.kind
= DEICONIFY_EVENT
;
4334 XSETFRAME (inev
.frame_or_window
, f
);
4336 else if (!NILP (Vframe_list
) && !NILP (XCDR (Vframe_list
)))
4337 /* Force a redisplay sooner or later to update the
4338 frame titles in case this is the second frame. */
4339 record_asynch_buffer_change ();
4343 HDC hdc
= get_frame_dc (f
);
4345 /* Erase background again for safety. */
4346 w32_clear_rect (f
, hdc
, &msg
.rect
);
4347 release_frame_dc (f
, hdc
);
4351 msg
.rect
.right
- msg
.rect
.left
,
4352 msg
.rect
.bottom
- msg
.rect
.top
);
4357 case WM_INPUTLANGCHANGE
:
4358 /* Generate a language change event. */
4359 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4361 /* lParam contains the input language ID in its low 16 bits.
4362 Use it to update our record of the keyboard codepage. */
4363 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4368 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4369 XSETFRAME (inev
.frame_or_window
, f
);
4370 inev
.code
= w32_keyboard_codepage
;
4371 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4377 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4379 if (f
&& !FRAME_ICONIFIED_P (f
))
4381 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4382 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4384 clear_mouse_face (hlinfo
);
4385 hlinfo
->mouse_face_hidden
= 1;
4388 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4390 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4391 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4392 inev
.code
= msg
.msg
.wParam
;
4393 inev
.modifiers
= msg
.dwModifiers
;
4394 XSETFRAME (inev
.frame_or_window
, f
);
4395 inev
.timestamp
= msg
.msg
.time
;
4402 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4404 if (f
&& !FRAME_ICONIFIED_P (f
))
4406 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4407 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4409 clear_mouse_face (hlinfo
);
4410 hlinfo
->mouse_face_hidden
= 1;
4413 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4415 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4417 inev
.modifiers
= msg
.dwModifiers
;
4418 XSETFRAME (inev
.frame_or_window
, f
);
4419 inev
.timestamp
= msg
.msg
.time
;
4421 if (msg
.msg
.message
== WM_UNICHAR
)
4423 inev
.code
= msg
.msg
.wParam
;
4425 else if (msg
.msg
.wParam
< 256)
4430 dbcs
[1] = (char) msg
.msg
.wParam
;
4434 dbcs
[0] = dbcs_lead
;
4436 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4440 DebPrint (("Invalid DBCS sequence: %d %d\n",
4442 inev
.kind
= NO_EVENT
;
4446 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4447 (BYTE
) msg
.msg
.wParam
))
4449 dbcs_lead
= (char) msg
.msg
.wParam
;
4450 inev
.kind
= NO_EVENT
;
4455 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4456 &dbcs
[1], 1, &code
, 1))
4458 /* What to do with garbage? */
4459 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4460 inev
.kind
= NO_EVENT
;
4468 /* Windows shouldn't generate WM_CHAR events above 0xFF
4469 in non-Unicode message handlers. */
4470 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4471 inev
.kind
= NO_EVENT
;
4474 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4475 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4480 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4482 if (f
&& !FRAME_ICONIFIED_P (f
))
4484 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4485 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4487 clear_mouse_face (hlinfo
);
4488 hlinfo
->mouse_face_hidden
= 1;
4491 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4493 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4494 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4495 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4496 inev
.modifiers
= msg
.dwModifiers
;
4497 XSETFRAME (inev
.frame_or_window
, f
);
4498 inev
.timestamp
= msg
.msg
.time
;
4503 /* Ignore non-movement. */
4505 int x
= LOWORD (msg
.msg
.lParam
);
4506 int y
= HIWORD (msg
.msg
.lParam
);
4507 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4509 last_mousemove_x
= x
;
4510 last_mousemove_y
= y
;
4513 previous_help_echo_string
= help_echo_string
;
4514 help_echo_string
= Qnil
;
4516 if (dpyinfo
->grabbed
&& last_mouse_frame
4517 && FRAME_LIVE_P (last_mouse_frame
))
4518 f
= last_mouse_frame
;
4520 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4522 if (hlinfo
->mouse_face_hidden
)
4524 hlinfo
->mouse_face_hidden
= 0;
4525 clear_mouse_face (hlinfo
);
4530 /* Generate SELECT_WINDOW_EVENTs when needed. */
4531 if (!NILP (Vmouse_autoselect_window
))
4534 int x
= LOWORD (msg
.msg
.lParam
);
4535 int y
= HIWORD (msg
.msg
.lParam
);
4537 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4539 /* Window will be selected only when it is not
4540 selected now and last mouse movement event was
4541 not in it. Minibuffer window will be selected
4542 only when it is active. */
4543 if (WINDOWP (window
)
4544 && !EQ (window
, last_window
)
4545 && !EQ (window
, selected_window
)
4546 /* For click-to-focus window managers
4547 create event iff we don't leave the
4549 && (focus_follows_mouse
4550 || (EQ (XWINDOW (window
)->frame
,
4551 XWINDOW (selected_window
)->frame
))))
4553 inev
.kind
= SELECT_WINDOW_EVENT
;
4554 inev
.frame_or_window
= window
;
4557 last_window
= window
;
4559 if (!note_mouse_movement (f
, &msg
.msg
))
4560 help_echo_string
= previous_help_echo_string
;
4564 /* If we move outside the frame, then we're
4565 certainly no longer on any text in the frame. */
4566 clear_mouse_face (hlinfo
);
4569 /* If the contents of the global variable help_echo_string
4570 has changed, generate a HELP_EVENT. */
4571 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4572 But it was originally changed to this to fix a bug, so I have
4573 not removed it completely in case the bug is still there. */
4574 if (help_echo_string
!= previous_help_echo_string
||
4575 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4576 #else /* This is what xterm.c does. */
4577 if (!NILP (help_echo_string
)
4578 || !NILP (previous_help_echo_string
))
4583 case WM_LBUTTONDOWN
:
4585 case WM_MBUTTONDOWN
:
4587 case WM_RBUTTONDOWN
:
4589 case WM_XBUTTONDOWN
:
4592 /* If we decide we want to generate an event to be seen
4593 by the rest of Emacs, we put it here. */
4598 if (dpyinfo
->grabbed
&& last_mouse_frame
4599 && FRAME_LIVE_P (last_mouse_frame
))
4600 f
= last_mouse_frame
;
4602 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4606 construct_mouse_click (&inev
, &msg
, f
);
4608 /* Is this in the tool-bar? */
4609 if (WINDOWP (f
->tool_bar_window
)
4610 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4613 int x
= XFASTINT (inev
.x
);
4614 int y
= XFASTINT (inev
.y
);
4616 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4618 if (EQ (window
, f
->tool_bar_window
))
4620 w32_handle_tool_bar_click (f
, &inev
);
4626 || (dpyinfo
->w32_focus_frame
4627 && f
!= dpyinfo
->w32_focus_frame
))
4628 inev
.kind
= NO_EVENT
;
4631 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4636 dpyinfo
->grabbed
&= ~ (1 << button
);
4640 dpyinfo
->grabbed
|= (1 << button
);
4641 last_mouse_frame
= f
;
4642 /* Ignore any mouse motion that happened
4643 before this event; any subsequent mouse-movement
4644 Emacs events should reflect only motion after
4650 last_tool_bar_item
= -1;
4656 case WM_MOUSEHWHEEL
:
4658 if (dpyinfo
->grabbed
&& last_mouse_frame
4659 && FRAME_LIVE_P (last_mouse_frame
))
4660 f
= last_mouse_frame
;
4662 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4667 if (!dpyinfo
->w32_focus_frame
4668 || f
== dpyinfo
->w32_focus_frame
)
4670 /* Emit an Emacs wheel-up/down event. */
4671 construct_mouse_wheel (&inev
, &msg
, f
);
4673 /* Ignore any mouse motion that happened before this
4674 event; any subsequent mouse-movement Emacs events
4675 should reflect only motion after the
4679 last_mouse_frame
= f
;
4680 last_tool_bar_item
= -1;
4685 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4688 construct_drag_n_drop (&inev
, &msg
, f
);
4693 struct scroll_bar
*bar
=
4694 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4697 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4701 case WM_WINDOWPOSCHANGED
:
4702 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4705 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4706 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4708 check_visibility
= 1;
4712 case WM_ACTIVATEAPP
:
4713 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4715 x_check_fullscreen (f
);
4716 check_visibility
= 1;
4720 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4722 if (f
&& !FRAME_ICONIFIED_P (f
))
4726 x_real_positions (f
, &x
, &y
);
4731 check_visibility
= 1;
4735 /* wParam non-zero means Window is about to be shown, 0 means
4736 about to be hidden. */
4737 /* Redo the mouse-highlight after the tooltip has gone. */
4738 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4741 redo_mouse_highlight ();
4744 /* If window has been obscured or exposed by another window
4745 being maximized or minimized/restored, then recheck
4746 visibility of all frames. Direct changes to our own
4747 windows get handled by WM_SIZE. */
4749 if (msg
.msg
.lParam
!= 0)
4750 check_visibility
= 1;
4753 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4754 f
->async_visible
= msg
.msg
.wParam
;
4758 check_visibility
= 1;
4762 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4764 /* Inform lisp of whether frame has been iconified etc. */
4767 switch (msg
.msg
.wParam
)
4769 case SIZE_MINIMIZED
:
4770 SET_FRAME_VISIBLE (f
, 0);
4771 SET_FRAME_ICONIFIED (f
, 1);
4773 inev
.kind
= ICONIFY_EVENT
;
4774 XSETFRAME (inev
.frame_or_window
, f
);
4777 case SIZE_MAXIMIZED
:
4780 bool iconified
= FRAME_ICONIFIED_P (f
);
4782 SET_FRAME_VISIBLE (f
, 1);
4783 SET_FRAME_ICONIFIED (f
, 0);
4785 /* wait_reading_process_output will notice this
4786 and update the frame's display structures. */
4787 SET_FRAME_GARBAGED (f
);
4793 /* Reset top and left positions of the Window
4794 here since Windows sends a WM_MOVE message
4795 BEFORE telling us the Window is minimized
4796 when the Window is iconified, with 3000,3000
4798 x_real_positions (f
, &x
, &y
);
4802 inev
.kind
= DEICONIFY_EVENT
;
4803 XSETFRAME (inev
.frame_or_window
, f
);
4805 else if (! NILP (Vframe_list
)
4806 && ! NILP (XCDR (Vframe_list
)))
4807 /* Force a redisplay sooner or later
4808 to update the frame titles
4809 in case this is the second frame. */
4810 record_asynch_buffer_change ();
4816 if (f
&& !FRAME_ICONIFIED_P (f
) && msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4824 GetClientRect (msg
.msg
.hwnd
, &rect
);
4826 height
= rect
.bottom
- rect
.top
;
4827 width
= rect
.right
- rect
.left
;
4829 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4830 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4832 /* TODO: Clip size to the screen dimensions. */
4834 /* Even if the number of character rows and columns has
4835 not changed, the font size may have changed, so we need
4836 to check the pixel dimensions as well. */
4838 if (columns
!= FRAME_COLS (f
)
4839 || rows
!= FRAME_LINES (f
)
4840 || width
!= FRAME_PIXEL_WIDTH (f
)
4841 || height
!= FRAME_PIXEL_HEIGHT (f
))
4843 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4844 SET_FRAME_GARBAGED (f
);
4845 cancel_mouse_face (f
);
4846 FRAME_PIXEL_WIDTH (f
) = width
;
4847 FRAME_PIXEL_HEIGHT (f
) = height
;
4848 f
->win_gravity
= NorthWestGravity
;
4852 check_visibility
= 1;
4856 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4859 if (f
== hlinfo
->mouse_face_mouse_frame
)
4861 /* If we move outside the frame, then we're
4862 certainly no longer on any text in the frame. */
4863 clear_mouse_face (hlinfo
);
4864 hlinfo
->mouse_face_mouse_frame
= 0;
4867 /* Generate a nil HELP_EVENT to cancel a help-echo.
4868 Do it only if there's something to cancel.
4869 Otherwise, the startup message is cleared when
4870 the mouse leaves the frame. */
4871 if (any_help_event_p
)
4877 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4879 dpyinfo
->grabbed
= 0;
4880 check_visibility
= 1;
4884 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4888 if (f
== dpyinfo
->w32_focus_event_frame
)
4889 dpyinfo
->w32_focus_event_frame
= 0;
4891 if (f
== dpyinfo
->w32_focus_frame
)
4892 x_new_focus_frame (dpyinfo
, 0);
4894 if (f
== hlinfo
->mouse_face_mouse_frame
)
4896 /* If we move outside the frame, then we're
4897 certainly no longer on any text in the frame. */
4898 clear_mouse_face (hlinfo
);
4899 hlinfo
->mouse_face_mouse_frame
= 0;
4902 /* Generate a nil HELP_EVENT to cancel a help-echo.
4903 Do it only if there's something to cancel.
4904 Otherwise, the startup message is cleared when
4905 the mouse leaves the frame. */
4906 if (any_help_event_p
)
4910 dpyinfo
->grabbed
= 0;
4911 check_visibility
= 1;
4915 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4919 inev
.kind
= DELETE_WINDOW_EVENT
;
4920 XSETFRAME (inev
.frame_or_window
, f
);
4925 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4929 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4930 XSETFRAME (inev
.frame_or_window
, f
);
4935 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4939 extern void menubar_selection_callback
4940 (FRAME_PTR f
, void * client_data
);
4941 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4944 check_visibility
= 1;
4947 case WM_DISPLAYCHANGE
:
4948 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4952 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4953 DebPrint (("display change: %d %d\n",
4954 (short) LOWORD (msg
.msg
.lParam
),
4955 (short) HIWORD (msg
.msg
.lParam
)));
4958 check_visibility
= 1;
4962 case WM_EMACS_FILENOTIFY
:
4963 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4965 queue_notifications (&inev
, &msg
, f
, &count
);
4970 /* Check for messages registered at runtime. */
4971 if (msg
.msg
.message
== msh_mousewheel
)
4973 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4974 msg
.msg
.message
= WM_MOUSEWHEEL
;
4980 if (inev
.kind
!= NO_EVENT
)
4982 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4987 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4992 XSETFRAME (frame
, f
);
4998 if (NILP (help_echo_string
))
5000 help_echo_object
= help_echo_window
= Qnil
;
5004 any_help_event_p
= 1;
5005 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5006 help_echo_object
, help_echo_pos
);
5010 help_echo_string
= Qnil
;
5011 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5017 /* If the focus was just given to an autoraising frame,
5019 /* ??? This ought to be able to handle more than one such frame. */
5020 if (pending_autoraise_frame
)
5022 x_raise_frame (pending_autoraise_frame
);
5023 pending_autoraise_frame
= 0;
5026 /* Check which frames are still visible, if we have enqueued any user
5027 events or been notified of events that may affect visibility. We
5028 do this here because there doesn't seem to be any direct
5029 notification from Windows that the visibility of a window has
5030 changed (at least, not in all cases). */
5031 if (count
> 0 || check_visibility
)
5033 Lisp_Object tail
, frame
;
5035 FOR_EACH_FRAME (tail
, frame
)
5037 FRAME_PTR f
= XFRAME (frame
);
5038 /* The tooltip has been drawn already. Avoid the
5039 SET_FRAME_GARBAGED below. */
5040 if (EQ (frame
, tip_frame
))
5043 /* Check "visible" frames and mark each as obscured or not.
5044 Note that visible is nonzero for unobscured and obscured
5045 frames, but zero for hidden and iconified frames. */
5046 if (FRAME_W32_P (f
) && FRAME_VISIBLE_P (f
))
5053 /* Query clipping rectangle for the entire window area
5054 (GetWindowDC), not just the client portion (GetDC).
5055 Otherwise, the scrollbars and menubar aren't counted as
5056 part of the visible area of the frame, and we may think
5057 the frame is obscured when really a scrollbar is still
5058 visible and gets WM_PAINT messages above. */
5059 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5060 GetClipBox (hdc
, &clipbox
);
5061 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5064 obscured
= FRAME_OBSCURED_P (f
);
5066 if (clipbox
.right
== clipbox
.left
|| clipbox
.bottom
== clipbox
.top
)
5068 /* Frame has become completely obscured so mark as such (we
5069 do this by setting visible to 2 so that FRAME_VISIBLE_P
5070 is still true, but redisplay will skip it). */
5071 SET_FRAME_VISIBLE (f
, 2);
5074 DebPrint (("frame %p (%s) obscured\n", f
, SDATA (f
->name
)));
5078 /* Frame is not obscured, so mark it as such. */
5079 SET_FRAME_VISIBLE (f
, 1);
5083 SET_FRAME_GARBAGED (f
);
5084 DebPrint (("obscured frame %p (%s) found to be visible\n",
5085 f
, SDATA (f
->name
)));
5087 /* Force a redisplay sooner or later. */
5088 record_asynch_buffer_change ();
5101 /***********************************************************************
5103 ***********************************************************************/
5105 /* Set clipping for output in glyph row ROW. W is the window in which
5106 we operate. GC is the graphics context to set clipping in.
5108 ROW may be a text row or, e.g., a mode line. Text rows must be
5109 clipped to the interior of the window dedicated to text display,
5110 mode lines must be clipped to the whole window. */
5113 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5116 int window_x
, window_y
, window_width
;
5118 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5120 clip_rect
.left
= window_x
;
5121 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5122 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5123 clip_rect
.right
= clip_rect
.left
+ window_width
;
5124 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5126 w32_set_clip_rectangle (hdc
, &clip_rect
);
5130 /* Draw a hollow box cursor on window W in glyph row ROW. */
5133 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5135 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5139 struct glyph
*cursor_glyph
;
5140 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5142 /* Get the glyph the cursor is on. If we can't tell because
5143 the current matrix is invalid or such, give up. */
5144 cursor_glyph
= get_phys_cursor_glyph (w
);
5145 if (cursor_glyph
== NULL
)
5148 /* Compute frame-relative coordinates for phys cursor. */
5149 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5152 rect
.bottom
= rect
.top
+ h
;
5153 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5155 hdc
= get_frame_dc (f
);
5156 /* Set clipping, draw the rectangle, and reset clipping again. */
5157 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5158 FrameRect (hdc
, &rect
, hb
);
5160 w32_set_clip_rectangle (hdc
, NULL
);
5161 release_frame_dc (f
, hdc
);
5165 /* Draw a bar cursor on window W in glyph row ROW.
5167 Implementation note: One would like to draw a bar cursor with an
5168 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5169 Unfortunately, I didn't find a font yet that has this property set.
5173 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5174 int width
, enum text_cursor_kinds kind
)
5176 struct frame
*f
= XFRAME (w
->frame
);
5177 struct glyph
*cursor_glyph
;
5179 /* If cursor is out of bounds, don't draw garbage. This can happen
5180 in mini-buffer windows when switching between echo area glyphs
5182 cursor_glyph
= get_phys_cursor_glyph (w
);
5183 if (cursor_glyph
== NULL
)
5186 /* If on an image, draw like a normal cursor. That's usually better
5187 visible than drawing a bar, esp. if the image is large so that
5188 the bar might not be in the window. */
5189 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5191 struct glyph_row
*row
;
5192 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5193 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5197 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5198 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5202 /* If the glyph's background equals the color we normally draw
5203 the bar cursor in, the bar cursor in its normal color is
5204 invisible. Use the glyph's foreground color instead in this
5205 case, on the assumption that the glyph's colors are chosen so
5206 that the glyph is legible. */
5207 if (face
->background
== cursor_color
)
5208 cursor_color
= face
->foreground
;
5210 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5212 hdc
= get_frame_dc (f
);
5213 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5215 if (kind
== BAR_CURSOR
)
5218 width
= FRAME_CURSOR_WIDTH (f
);
5219 width
= min (cursor_glyph
->pixel_width
, width
);
5221 w
->phys_cursor_width
= width
;
5223 /* If the character under cursor is R2L, draw the bar cursor
5224 on the right of its glyph, rather than on the left. */
5225 if ((cursor_glyph
->resolved_level
& 1) != 0)
5226 x
+= cursor_glyph
->pixel_width
- width
;
5228 w32_fill_area (f
, hdc
, cursor_color
, x
,
5229 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5230 width
, row
->height
);
5234 int dummy_x
, dummy_y
, dummy_h
;
5237 width
= row
->height
;
5239 width
= min (row
->height
, width
);
5241 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5242 &dummy_y
, &dummy_h
);
5243 w32_fill_area (f
, hdc
, cursor_color
, x
,
5244 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5245 row
->height
- width
),
5246 w
->phys_cursor_width
, width
);
5249 w32_set_clip_rectangle (hdc
, NULL
);
5250 release_frame_dc (f
, hdc
);
5255 /* RIF: Define cursor CURSOR on frame F. */
5258 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5260 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5264 /* RIF: Clear area on frame F. */
5267 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5271 hdc
= get_frame_dc (f
);
5272 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5273 release_frame_dc (f
, hdc
);
5276 /* RIF: Draw or clear cursor on window W. */
5279 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5280 int x
, int y
, int cursor_type
, int cursor_width
,
5281 int on_p
, int active_p
)
5285 /* If the user wants to use the system caret, make sure our own
5286 cursor remains invisible. */
5287 if (w32_use_visible_system_caret
)
5289 /* Call to erase_phys_cursor here seems to use the
5290 wrong values of w->phys_cursor, as they have been
5291 overwritten before this function was called. */
5292 if (w
->phys_cursor_type
!= NO_CURSOR
)
5293 erase_phys_cursor (w
);
5295 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5296 w
->phys_cursor_width
= -1;
5300 w
->phys_cursor_type
= cursor_type
;
5303 w
->phys_cursor_on_p
= 1;
5305 /* If this is the active cursor, we need to track it with the
5306 system caret, so third party software like screen magnifiers
5307 and speech synthesizers can follow the cursor. */
5310 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5311 HWND hwnd
= FRAME_W32_WINDOW (f
);
5314 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5316 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5317 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5319 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5321 /* If the size of the active cursor changed, destroy the old
5323 if (w32_system_caret_hwnd
5324 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5325 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5327 w32_system_caret_height
= w
->phys_cursor_height
;
5329 /* Move the system caret. */
5330 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5333 if (glyph_row
->exact_window_width_line_p
5334 && (glyph_row
->reversed_p
5335 ? (w
->phys_cursor
.hpos
< 0)
5336 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5338 glyph_row
->cursor_in_fringe_p
= 1;
5339 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5343 switch (cursor_type
)
5345 case HOLLOW_BOX_CURSOR
:
5346 x_draw_hollow_cursor (w
, glyph_row
);
5349 case FILLED_BOX_CURSOR
:
5350 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5354 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5358 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5362 w
->phys_cursor_width
= 0;
5376 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5379 HANDLE small_icon
= NULL
;
5381 if (FRAME_W32_WINDOW (f
) == 0)
5385 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5386 else if (STRINGP (icon
))
5388 /* Load the main icon from the named file. */
5389 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5390 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5391 /* Try to load a small icon to go with it. */
5392 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5393 GetSystemMetrics (SM_CXSMICON
),
5394 GetSystemMetrics (SM_CYSMICON
),
5397 else if (SYMBOLP (icon
))
5401 if (EQ (icon
, intern ("application")))
5402 name
= (LPCTSTR
) IDI_APPLICATION
;
5403 else if (EQ (icon
, intern ("hand")))
5404 name
= (LPCTSTR
) IDI_HAND
;
5405 else if (EQ (icon
, intern ("question")))
5406 name
= (LPCTSTR
) IDI_QUESTION
;
5407 else if (EQ (icon
, intern ("exclamation")))
5408 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5409 else if (EQ (icon
, intern ("asterisk")))
5410 name
= (LPCTSTR
) IDI_ASTERISK
;
5411 else if (EQ (icon
, intern ("winlogo")))
5412 name
= (LPCTSTR
) IDI_WINLOGO
;
5416 main_icon
= LoadIcon (NULL
, name
);
5421 if (main_icon
== NULL
)
5424 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5425 (LPARAM
) main_icon
);
5427 /* If there is a small icon that goes with it, set that too. */
5429 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5430 (LPARAM
) small_icon
);
5436 /************************************************************************
5438 ************************************************************************/
5440 /* Display Error Handling functions not used on W32. Listing them here
5441 helps diff stay in step when comparing w32term.c with xterm.c.
5443 x_error_catcher (display, error)
5444 x_catch_errors (dpy)
5445 x_catch_errors_unwind (old_val)
5446 x_check_errors (dpy, format)
5447 x_fully_uncatch_errors ()
5448 x_had_errors_p (dpy)
5449 x_clear_errors (dpy)
5450 x_uncatch_errors (dpy, count)
5452 x_connection_signal (signalnum)
5453 x_connection_closed (dpy, error_message)
5454 x_error_quitter (display, error)
5455 x_error_handler (display, error)
5456 x_io_error_quitter (display)
5461 /* Changing the font of the frame. */
5464 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5466 struct font
*font
= XFONT_OBJECT (font_object
);
5469 fontset
= fontset_from_font (font_object
);
5470 FRAME_FONTSET (f
) = fontset
;
5471 if (FRAME_FONT (f
) == font
)
5472 /* This font is already set in frame F. There's nothing more to
5476 FRAME_FONT (f
) = font
;
5477 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5478 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5479 FRAME_LINE_HEIGHT (f
) = font
->height
;
5481 compute_fringe_widths (f
, 1);
5483 /* Compute the scroll bar width in character columns. */
5484 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5486 int wid
= FRAME_COLUMN_WIDTH (f
);
5487 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5488 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5492 int wid
= FRAME_COLUMN_WIDTH (f
);
5493 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5496 /* Now make the frame display the given font. */
5497 if (FRAME_X_WINDOW (f
) != 0)
5499 /* Don't change the size of a tip frame; there's no point in
5500 doing it because it's done in Fx_show_tip, and it leads to
5501 problems because the tip frame has no widget. */
5502 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5503 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5506 /* X version sets font of input methods here also. */
5512 /***********************************************************************
5513 TODO: W32 Input Methods
5514 ***********************************************************************/
5515 /* Listing missing functions from xterm.c helps diff stay in step.
5517 xim_destroy_callback (xim, client_data, call_data)
5518 xim_open_dpy (dpyinfo, resource_name)
5520 xim_instantiate_callback (display, client_data, call_data)
5521 xim_initialize (dpyinfo, resource_name)
5522 xim_close_dpy (dpyinfo)
5527 /* Calculate the absolute position in frame F
5528 from its current recorded position values and gravity. */
5531 x_calc_absolute_position (struct frame
*f
)
5533 int flags
= f
->size_hint_flags
;
5535 /* The sum of the widths of the frame's left and right borders, and
5536 the sum of the heights of the frame's top and bottom borders (in
5537 pixels) drawn by Windows. */
5538 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5540 /* Try to get the actual values of these two variables. We compute
5541 the border width (height) by subtracting the width (height) of
5542 the frame's client area from the width (height) of the frame's
5544 WINDOWPLACEMENT wp
= { 0 };
5545 RECT client_rect
= { 0 };
5547 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5548 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5550 left_right_borders_width
=
5551 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5552 (client_rect
.right
- client_rect
.left
);
5554 top_bottom_borders_height
=
5555 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5556 (client_rect
.bottom
- client_rect
.top
);
5560 /* Use sensible default values. */
5561 left_right_borders_width
= 8;
5562 top_bottom_borders_height
= 32;
5565 /* Treat negative positions as relative to the rightmost bottommost
5566 position that fits on the screen. */
5567 if (flags
& XNegative
)
5568 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5569 - FRAME_PIXEL_WIDTH (f
)
5571 - (left_right_borders_width
- 1));
5573 if (flags
& YNegative
)
5574 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5575 - FRAME_PIXEL_HEIGHT (f
)
5577 - (top_bottom_borders_height
- 1));
5579 /* The left_pos and top_pos are now relative to the top and left
5580 screen edges, so the flags should correspond. */
5581 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5584 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5585 to really change the position, and 0 when calling from
5586 x_make_frame_visible (in that case, XOFF and YOFF are the current
5587 position values). It is -1 when calling from x_set_frame_parameters,
5588 which means, do adjust for borders but don't change the gravity. */
5591 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5594 int modified_top
, modified_left
;
5596 if (change_gravity
> 0)
5600 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5602 f
->size_hint_flags
|= XNegative
;
5604 f
->size_hint_flags
|= YNegative
;
5605 f
->win_gravity
= NorthWestGravity
;
5607 x_calc_absolute_position (f
);
5610 x_wm_set_size_hint (f
, (long) 0, 0);
5612 modified_left
= f
->left_pos
;
5613 modified_top
= f
->top_pos
;
5615 my_set_window_pos (FRAME_W32_WINDOW (f
),
5617 modified_left
, modified_top
,
5619 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5624 /* Check if we need to resize the frame due to a fullscreen request.
5625 If so needed, resize the frame. */
5627 x_check_fullscreen (struct frame
*f
)
5629 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5631 int width
, height
, ign
;
5633 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5635 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5637 /* We do not need to move the window, it shall be taken care of
5638 when setting WM manager hints. */
5639 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5641 change_frame_size (f
, height
, width
, 0, 1, 0);
5642 SET_FRAME_GARBAGED (f
);
5643 cancel_mouse_face (f
);
5645 /* Wait for the change of frame size to occur. */
5646 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5652 w32fullscreen_hook (FRAME_PTR f
)
5654 static int normal_width
, normal_height
;
5656 if (FRAME_VISIBLE_P (f
))
5658 int width
, height
, top_pos
, left_pos
, pixel_height
, pixel_width
;
5659 int cur_w
= FRAME_COLS (f
), cur_h
= FRAME_LINES (f
);
5663 if (normal_height
<= 0)
5664 normal_height
= cur_h
;
5665 if (normal_width
<= 0)
5666 normal_width
= cur_w
;
5667 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5668 x_fullscreen_adjust (f
, &width
, &height
, &top_pos
, &left_pos
);
5670 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5671 pixel_height
= workarea_rect
.bottom
- workarea_rect
.top
;
5672 pixel_width
= workarea_rect
.right
- workarea_rect
.left
;
5674 switch (f
->want_fullscreen
)
5676 case FULLSCREEN_MAXIMIZED
:
5677 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MAXIMIZE
, 0);
5679 case FULLSCREEN_BOTH
:
5681 FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, pixel_height
)
5682 - XINT (Ftool_bar_lines_needed (selected_frame
))
5683 + (NILP (Vmenu_bar_mode
) ? 1 : 0);
5685 FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pixel_width
)
5686 - FRAME_SCROLL_BAR_COLS (f
);
5687 left_pos
= workarea_rect
.left
;
5688 top_pos
= workarea_rect
.top
;
5690 case FULLSCREEN_WIDTH
:
5692 FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pixel_width
)
5693 - FRAME_SCROLL_BAR_COLS (f
);
5694 if (normal_height
> 0)
5695 height
= normal_height
;
5696 left_pos
= workarea_rect
.left
;
5698 case FULLSCREEN_HEIGHT
:
5700 FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, pixel_height
)
5701 - XINT (Ftool_bar_lines_needed (selected_frame
))
5702 + (NILP (Vmenu_bar_mode
) ? 1 : 0);
5703 if (normal_width
> 0)
5704 width
= normal_width
;
5705 top_pos
= workarea_rect
.top
;
5707 case FULLSCREEN_NONE
:
5708 if (normal_height
> 0)
5709 height
= normal_height
;
5711 normal_height
= height
;
5712 if (normal_width
> 0)
5713 width
= normal_width
;
5715 normal_width
= width
;
5716 /* FIXME: Should restore the original position of the frame. */
5717 top_pos
= left_pos
= 0;
5721 if (cur_w
!= width
|| cur_h
!= height
)
5723 x_set_offset (f
, left_pos
, top_pos
, 1);
5724 x_set_window_size (f
, 1, width
, height
);
5725 do_pending_window_change (0);
5731 /* Call this to change the size of frame F's x-window.
5732 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5733 for this size change and subsequent size changes.
5734 Otherwise we leave the window gravity unchanged. */
5737 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5739 int pixelwidth
, pixelheight
;
5743 check_frame_size (f
, &rows
, &cols
);
5744 f
->scroll_bar_actual_width
5745 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5747 compute_fringe_widths (f
, 0);
5749 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5750 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5752 f
->win_gravity
= NorthWestGravity
;
5753 x_wm_set_size_hint (f
, (long) 0, 0);
5758 rect
.left
= rect
.top
= 0;
5759 rect
.right
= pixelwidth
;
5760 rect
.bottom
= pixelheight
;
5762 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5763 FRAME_EXTERNAL_MENU_BAR (f
));
5765 my_set_window_pos (FRAME_W32_WINDOW (f
),
5768 rect
.right
- rect
.left
,
5769 rect
.bottom
- rect
.top
,
5770 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5774 /* The following mirrors what is done in xterm.c. It appears to be
5775 for informing lisp of the new size immediately, while the actual
5776 resize will happen asynchronously. But on Windows, the menu bar
5777 automatically wraps when the frame is too narrow to contain it,
5778 and that causes any calculations made here to come out wrong. The
5779 end is some nasty buggy behavior, including the potential loss
5782 Disabling this code is either not sufficient to fix the problems
5783 completely, or it causes fresh problems, but at least it removes
5784 the most problematic symptom of the minibuffer becoming unusable.
5786 -----------------------------------------------------------------
5788 Now, strictly speaking, we can't be sure that this is accurate,
5789 but the window manager will get around to dealing with the size
5790 change request eventually, and we'll hear how it went when the
5791 ConfigureNotify event gets here.
5793 We could just not bother storing any of this information here,
5794 and let the ConfigureNotify event set everything up, but that
5795 might be kind of confusing to the Lisp code, since size changes
5796 wouldn't be reported in the frame parameters until some random
5797 point in the future when the ConfigureNotify event arrives.
5799 We pass 1 for DELAY since we can't run Lisp code inside of
5801 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5802 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5803 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5805 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5806 receive in the ConfigureNotify event; if we get what we asked
5807 for, then the event won't cause the screen to become garbaged, so
5808 we have to make sure to do it here. */
5809 SET_FRAME_GARBAGED (f
);
5811 /* If cursor was outside the new size, mark it as off. */
5812 mark_window_cursors_off (XWINDOW (f
->root_window
));
5814 /* Clear out any recollection of where the mouse highlighting was,
5815 since it might be in a place that's outside the new frame size.
5816 Actually checking whether it is outside is a pain in the neck,
5817 so don't try--just let the highlighting be done afresh with new size. */
5818 cancel_mouse_face (f
);
5824 /* Mouse warping. */
5826 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5829 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5833 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5834 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5836 if (pix_x
< 0) pix_x
= 0;
5837 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5839 if (pix_y
< 0) pix_y
= 0;
5840 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5842 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5846 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5853 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5854 pt
.x
= rect
.left
+ pix_x
;
5855 pt
.y
= rect
.top
+ pix_y
;
5856 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5858 SetCursorPos (pt
.x
, pt
.y
);
5864 /* focus shifting, raising and lowering. */
5867 x_focus_on_frame (struct frame
*f
)
5869 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5871 /* Give input focus to frame. */
5874 /* Try not to change its Z-order if possible. */
5875 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5876 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5879 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5884 x_unfocus_frame (struct frame
*f
)
5888 /* Raise frame F. */
5890 x_raise_frame (struct frame
*f
)
5894 /* Strictly speaking, raise-frame should only change the frame's Z
5895 order, leaving input focus unchanged. This is reasonable behavior
5896 on X where the usual policy is point-to-focus. However, this
5897 behavior would be very odd on Windows where the usual policy is
5900 On X, if the mouse happens to be over the raised frame, it gets
5901 input focus anyway (so the window with focus will never be
5902 completely obscured) - if not, then just moving the mouse over it
5903 is sufficient to give it focus. On Windows, the user must actually
5904 click on the frame (preferably the title bar so as not to move
5905 point), which is more awkward. Also, no other Windows program
5906 raises a window to the top but leaves another window (possibly now
5907 completely obscured) with input focus.
5909 Because there is a system setting on Windows that allows the user
5910 to choose the point to focus policy, we make the strict semantics
5911 optional, but by default we grab focus when raising. */
5913 if (NILP (Vw32_grab_focus_on_raise
))
5915 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5916 not already the foreground application: the frame is raised
5917 above all other frames belonging to us, but not above the
5918 current top window. To achieve that, we have to resort to this
5919 more cumbersome method. */
5921 HDWP handle
= BeginDeferWindowPos (2);
5924 handle
= DeferWindowPos (handle
,
5925 FRAME_W32_WINDOW (f
),
5928 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5931 handle
= DeferWindowPos (handle
,
5932 GetForegroundWindow (),
5933 FRAME_W32_WINDOW (f
),
5935 SWP_NOSIZE
| SWP_NOMOVE
|
5938 EndDeferWindowPos (handle
);
5944 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5950 /* Lower frame F. */
5952 x_lower_frame (struct frame
*f
)
5955 my_set_window_pos (FRAME_W32_WINDOW (f
),
5958 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5963 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5965 if (! FRAME_W32_P (f
))
5974 /* Change of visibility. */
5976 /* This tries to wait until the frame is really visible.
5977 However, if the window manager asks the user where to position
5978 the frame, this will return before the user finishes doing that.
5979 The frame will not actually be visible at that time,
5980 but it will become visible later when the window manager
5981 finishes with it. */
5984 x_make_frame_visible (struct frame
*f
)
5990 type
= x_icon_type (f
);
5992 x_bitmap_icon (f
, type
);
5994 if (! FRAME_VISIBLE_P (f
))
5996 /* We test FRAME_GARBAGED_P here to make sure we don't
5997 call x_set_offset a second time
5998 if we get to x_make_frame_visible a second time
5999 before the window gets really visible. */
6000 if (! FRAME_ICONIFIED_P (f
)
6001 && ! f
->output_data
.w32
->asked_for_visible
)
6006 /* Adjust vertical window position in order to avoid being
6007 covered by a task bar placed at the bottom of the desktop. */
6008 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
6009 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
6010 if (window_rect
.bottom
> workarea_rect
.bottom
6011 && window_rect
.top
> workarea_rect
.top
)
6012 f
->top_pos
= max (window_rect
.top
6013 - window_rect
.bottom
+ workarea_rect
.bottom
,
6016 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
6019 f
->output_data
.w32
->asked_for_visible
= 1;
6021 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
6022 causes unexpected behavior when unminimizing frames that were
6023 previously maximized. But only SW_SHOWNORMAL works properly for
6024 frames that were truely hidden (using make-frame-invisible), so
6025 we need it to avoid Bug#5482. It seems that iconified is only
6026 set for minimized windows that are still visible, so use that to
6027 determine the appropriate flag to pass ShowWindow. */
6028 my_show_window (f
, FRAME_W32_WINDOW (f
),
6029 FRAME_ICONIFIED_P (f
) ? SW_RESTORE
: SW_SHOWNORMAL
);
6032 /* Synchronize to ensure Emacs knows the frame is visible
6033 before we do anything else. We do this loop with input not blocked
6034 so that incoming events are handled. */
6039 /* This must come after we set COUNT. */
6042 XSETFRAME (frame
, f
);
6044 /* Wait until the frame is visible. Process X events until a
6045 MapNotify event has been seen, or until we think we won't get a
6046 MapNotify at all.. */
6047 for (count
= input_signal_count
+ 10;
6048 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6050 /* Force processing of queued events. */
6051 /* TODO: x_sync equivalent? */
6053 /* Machines that do polling rather than SIGIO have been observed
6054 to go into a busy-wait here. So we'll fake an alarm signal
6055 to let the handler know that there's something to be read.
6056 We used to raise a real alarm, but it seems that the handler
6057 isn't always enabled here. This is probably a bug. */
6058 if (input_polling_used ())
6060 /* It could be confusing if a real alarm arrives while processing
6061 the fake one. Turn it off and let the handler reset it. */
6062 int old_poll_suppress_count
= poll_suppress_count
;
6063 poll_suppress_count
= 1;
6064 poll_for_input_1 ();
6065 poll_suppress_count
= old_poll_suppress_count
;
6071 /* Change from mapped state to withdrawn state. */
6073 /* Make the frame visible (mapped and not iconified). */
6076 x_make_frame_invisible (struct frame
*f
)
6078 /* Don't keep the highlight on an invisible frame. */
6079 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6080 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6084 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6086 /* We can't distinguish this from iconification
6087 just by the event that we get from the server.
6088 So we can't win using the usual strategy of letting
6089 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6090 and synchronize with the server to make sure we agree. */
6091 SET_FRAME_VISIBLE (f
, 0);
6092 SET_FRAME_ICONIFIED (f
, 0);
6097 /* Change window state from mapped to iconified. */
6100 x_iconify_frame (struct frame
*f
)
6104 /* Don't keep the highlight on an invisible frame. */
6105 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6106 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6108 if (FRAME_ICONIFIED_P (f
))
6113 type
= x_icon_type (f
);
6115 x_bitmap_icon (f
, type
);
6117 /* Simulate the user minimizing the frame. */
6118 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6124 /* Free X resources of frame F. */
6127 x_free_frame_resources (struct frame
*f
)
6129 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6130 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6134 /* We must free faces before destroying windows because some
6135 font-driver (e.g. xft) access a window while finishing a
6137 if (FRAME_FACE_CACHE (f
))
6138 free_frame_faces (f
);
6140 if (FRAME_W32_WINDOW (f
))
6141 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6143 free_frame_menubar (f
);
6145 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6146 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6147 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6148 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6149 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6150 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6151 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6152 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6153 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6154 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6156 if (FRAME_FACE_CACHE (f
))
6157 free_frame_faces (f
);
6159 xfree (f
->output_data
.w32
);
6160 f
->output_data
.w32
= NULL
;
6162 if (f
== dpyinfo
->w32_focus_frame
)
6163 dpyinfo
->w32_focus_frame
= 0;
6164 if (f
== dpyinfo
->w32_focus_event_frame
)
6165 dpyinfo
->w32_focus_event_frame
= 0;
6166 if (f
== dpyinfo
->x_highlight_frame
)
6167 dpyinfo
->x_highlight_frame
= 0;
6169 if (f
== hlinfo
->mouse_face_mouse_frame
)
6171 hlinfo
->mouse_face_beg_row
6172 = hlinfo
->mouse_face_beg_col
= -1;
6173 hlinfo
->mouse_face_end_row
6174 = hlinfo
->mouse_face_end_col
= -1;
6175 hlinfo
->mouse_face_window
= Qnil
;
6176 hlinfo
->mouse_face_mouse_frame
= 0;
6183 /* Destroy the window of frame F. */
6185 x_destroy_window (struct frame
*f
)
6187 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6189 x_free_frame_resources (f
);
6190 dpyinfo
->reference_count
--;
6194 /* Setting window manager hints. */
6196 /* Set the normal size hints for the window manager, for frame F.
6197 FLAGS is the flags word to use--or 0 meaning preserve the flags
6198 that the window now has.
6199 If USER_POSITION, set the USPosition
6200 flag (this is useful when FLAGS is 0). */
6202 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6204 Window window
= FRAME_W32_WINDOW (f
);
6208 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6209 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6210 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6211 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6216 /* Window manager things */
6218 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6221 Window window
= FRAME_W32_WINDOW (f
);
6223 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6224 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6225 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6227 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6232 /***********************************************************************
6234 ***********************************************************************/
6238 /* Check that FONT is valid on frame F. It is if it can be found in F's
6242 x_check_font (struct frame
*f
, struct font
*font
)
6244 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6245 if (font
->driver
->check
)
6246 eassert (font
->driver
->check (f
, font
) == 0);
6249 #endif /* GLYPH_DEBUG */
6253 /***********************************************************************
6255 ***********************************************************************/
6257 static int w32_initialized
= 0;
6260 w32_initialize_display_info (Lisp_Object display_name
)
6262 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6263 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6265 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6267 /* Put it on w32_display_name_list. */
6268 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6269 w32_display_name_list
);
6270 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6272 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6273 + SCHARS (Vsystem_name
) + 2);
6274 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6275 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6277 /* Default Console mode values - overridden when running in GUI mode
6278 with values obtained from system metrics. */
6281 dpyinfo
->n_planes
= 1;
6282 dpyinfo
->n_cbits
= 4;
6283 dpyinfo
->n_fonts
= 0;
6284 dpyinfo
->smallest_font_height
= 1;
6285 dpyinfo
->smallest_char_width
= 1;
6287 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6288 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6289 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6290 hlinfo
->mouse_face_window
= Qnil
;
6291 hlinfo
->mouse_face_overlay
= Qnil
;
6292 hlinfo
->mouse_face_hidden
= 0;
6294 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6295 /* TODO: dpyinfo->gray */
6299 /* Create an xrdb-style database of resources to supersede registry settings.
6300 The database is just a concatenation of C strings, finished by an additional
6301 \0. The strings are submitted to some basic normalization, so
6303 [ *]option[ *]:[ *]value...
6309 but any whitespace following value is not removed. */
6312 w32_make_rdb (char *xrm_option
)
6314 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6315 char *current
= buffer
;
6318 int before_value
= 0;
6332 if (in_option
&& (ch
== ':'))
6337 else if (before_value
)
6342 else if (!(in_option
|| before_value
))
6354 x_flush (struct frame
* f
)
6355 { /* Nothing to do */ }
6358 extern frame_parm_handler w32_frame_parm_handlers
[];
6360 static struct redisplay_interface w32_redisplay_interface
=
6362 w32_frame_parm_handlers
,
6366 x_clear_end_of_line
,
6368 x_after_update_window_line
,
6369 x_update_window_begin
,
6370 x_update_window_end
,
6373 0, /* flush_display_optional */
6374 x_clear_window_mouse_face
,
6375 x_get_glyph_overhangs
,
6376 x_fix_overlapping_area
,
6377 w32_draw_fringe_bitmap
,
6378 w32_define_fringe_bitmap
,
6379 w32_destroy_fringe_bitmap
,
6380 w32_compute_glyph_string_overhangs
,
6381 x_draw_glyph_string
,
6382 w32_define_frame_cursor
,
6383 w32_clear_frame_area
,
6384 w32_draw_window_cursor
,
6385 w32_draw_vertical_window_border
,
6386 w32_shift_glyphs_for_insert
6389 static void x_delete_terminal (struct terminal
*term
);
6391 static struct terminal
*
6392 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6394 struct terminal
*terminal
;
6396 terminal
= create_terminal ();
6398 terminal
->type
= output_w32
;
6399 terminal
->display_info
.w32
= dpyinfo
;
6400 dpyinfo
->terminal
= terminal
;
6402 /* MSVC does not type K&R functions with no arguments correctly, and
6403 so we must explicitly cast them. */
6404 terminal
->clear_frame_hook
= x_clear_frame
;
6405 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6406 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6407 terminal
->ring_bell_hook
= w32_ring_bell
;
6408 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6409 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6410 terminal
->update_begin_hook
= x_update_begin
;
6411 terminal
->update_end_hook
= x_update_end
;
6412 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6413 terminal
->read_socket_hook
= w32_read_socket
;
6414 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6415 terminal
->mouse_position_hook
= w32_mouse_position
;
6416 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6417 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6418 terminal
->fullscreen_hook
= w32fullscreen_hook
;
6419 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6420 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6421 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6422 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6424 terminal
->delete_frame_hook
= x_destroy_window
;
6425 terminal
->delete_terminal_hook
= x_delete_terminal
;
6427 terminal
->rif
= &w32_redisplay_interface
;
6428 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6429 terminal
->char_ins_del_ok
= 1;
6430 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6431 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6432 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6435 /* We don't yet support separate terminals on W32, so don't try to share
6436 keyboards between virtual terminals that are on the same physical
6437 terminal like X does. */
6438 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6439 init_kboard (terminal
->kboard
);
6440 kset_window_system (terminal
->kboard
, intern ("w32"));
6441 terminal
->kboard
->next_kboard
= all_kboards
;
6442 all_kboards
= terminal
->kboard
;
6443 /* Don't let the initial kboard remain current longer than necessary.
6444 That would cause problems if a file loaded on startup tries to
6445 prompt in the mini-buffer. */
6446 if (current_kboard
== initial_kboard
)
6447 current_kboard
= terminal
->kboard
;
6448 terminal
->kboard
->reference_count
++;
6454 x_delete_terminal (struct terminal
*terminal
)
6456 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6458 /* Protect against recursive calls. delete_frame in
6459 delete_terminal calls us back when it deletes our last frame. */
6460 if (!terminal
->name
)
6465 x_delete_display (dpyinfo
);
6469 struct w32_display_info
*
6470 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6472 struct w32_display_info
*dpyinfo
;
6473 struct terminal
*terminal
;
6478 if (!w32_initialized
)
6481 w32_initialized
= 1;
6484 w32_initialize_display_info (display_name
);
6486 dpyinfo
= &one_w32_display_info
;
6487 terminal
= w32_create_terminal (dpyinfo
);
6489 /* Set the name of the terminal. */
6490 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6491 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6492 terminal
->name
[SBYTES (display_name
)] = 0;
6494 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6496 /* Put this display on the chain. */
6497 dpyinfo
->next
= x_display_list
;
6498 x_display_list
= dpyinfo
;
6502 dpyinfo
->root_window
= GetDesktopWindow ();
6503 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6504 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6505 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6506 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6507 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6508 ReleaseDC (NULL
, hdc
);
6510 /* initialize palette with white and black */
6513 w32_defined_color (0, "white", &color
, 1);
6514 w32_defined_color (0, "black", &color
, 1);
6518 /* Add the default keyboard. When !WINDOWSNT, we're using the
6519 standard Emacs console handling machinery and don't need an
6520 explicit FD here. */
6521 add_keyboard_wait_descriptor (0);
6523 /* /dev/windows wakes us up when we have a thread message pending. */
6524 add_keyboard_wait_descriptor (w32_message_fd
);
6527 /* Create Fringe Bitmaps and store them for later use.
6529 On W32, bitmaps are all unsigned short, as Windows requires
6530 bitmap data to be Word aligned. For some reason they are
6531 horizontally reflected compared to how they appear on X, so we
6532 need to bitswap and convert to unsigned shorts before creating
6534 w32_init_fringe (terminal
->rif
);
6541 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6543 x_delete_display (struct w32_display_info
*dpyinfo
)
6545 /* Discard this display from w32_display_name_list and w32_display_list.
6546 We can't use Fdelq because that can quit. */
6547 if (! NILP (w32_display_name_list
)
6548 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6549 w32_display_name_list
= XCDR (w32_display_name_list
);
6554 tail
= w32_display_name_list
;
6555 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6557 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6559 XSETCDR (tail
, XCDR (XCDR (tail
)));
6566 /* free palette table */
6568 struct w32_palette_entry
* plist
;
6570 plist
= dpyinfo
->color_list
;
6573 struct w32_palette_entry
* pentry
= plist
;
6574 plist
= plist
->next
;
6577 dpyinfo
->color_list
= NULL
;
6578 if (dpyinfo
->palette
)
6579 DeleteObject (dpyinfo
->palette
);
6581 xfree (dpyinfo
->w32_id_name
);
6583 w32_reset_fringes ();
6587 /* Set up use of W32. */
6589 DWORD WINAPI
w32_msg_worker (void * arg
);
6592 w32_initialize (void)
6595 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6599 w32_system_caret_hwnd
= NULL
;
6600 w32_system_caret_height
= 0;
6601 w32_system_caret_x
= 0;
6602 w32_system_caret_y
= 0;
6604 /* On Windows 7 and later, we need to set the user model ID
6605 to associate emacsclient launched files with Emacs frames
6607 shell
= GetModuleHandle ("shell32.dll");
6611 = (void *) GetProcAddress (shell
,
6612 "SetCurrentProcessExplicitAppUserModelID");
6614 /* If the function is defined, then we are running on Windows 7
6615 or newer, and the UI uses this to group related windows
6616 together. Since emacs, runemacs, emacsclient are related, we
6617 want them grouped even though the executables are different,
6618 so we need to set a consistent ID between them. */
6620 set_user_model (L
"GNU.Emacs");
6624 if ((w32_message_fd
= open ("/dev/windows", O_RDWR
| O_CLOEXEC
)) == -1)
6625 fatal ("opening /dev/windows: %s", strerror (errno
));
6628 /* Initialize w32_use_visible_system_caret based on whether a screen
6629 reader is in use. */
6630 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6631 &w32_use_visible_system_caret
, 0))
6632 w32_use_visible_system_caret
= 0;
6634 last_tool_bar_item
= -1;
6635 any_help_event_p
= 0;
6637 /* Initialize input mode: interrupt_input off, no flow control, allow
6638 8 bit character input, standard quit char. */
6639 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6642 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6643 w32_keyboard_codepage
=
6644 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6647 /* Create the window thread - it will terminate itself when the app
6651 dwMainThreadId
= GetCurrentThreadId ();
6652 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6653 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6655 /* Wait for thread to start */
6659 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6661 hWindowsThread
= CreateThread (NULL
, 0,
6663 0, 0, &dwWindowsThreadId
);
6665 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6668 /* It is desirable that mainThread should have the same notion of
6669 focus window and active window as windowsThread. Unfortunately, the
6670 following call to AttachThreadInput, which should do precisely what
6671 we need, causes major problems when Emacs is linked as a console
6672 program. Unfortunately, we have good reasons for doing that, so
6673 instead we need to send messages to windowsThread to make some API
6674 calls for us (ones that affect, or depend on, the active/focus
6676 #ifdef ATTACH_THREADS
6677 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6680 /* Dynamically link to optional system components. */
6682 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6684 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6686 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6690 /* Ensure scrollbar handle is at least 5 pixels. */
6691 vertical_scroll_bar_min_handle
= 5;
6693 /* For either kind of scroll bar, take account of the arrows; these
6694 effectively form the border of the main scroll bar range. */
6695 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6696 = GetSystemMetrics (SM_CYVSCROLL
);
6701 syms_of_w32term (void)
6703 staticpro (&w32_display_name_list
);
6704 w32_display_name_list
= Qnil
;
6706 staticpro (&last_mouse_scroll_bar
);
6707 last_mouse_scroll_bar
= Qnil
;
6709 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6711 DEFSYM (Qadded
, "added");
6712 DEFSYM (Qremoved
, "removed");
6713 DEFSYM (Qmodified
, "modified");
6714 DEFSYM (Qrenamed_from
, "renamed-from");
6715 DEFSYM (Qrenamed_to
, "renamed-to");
6717 DEFVAR_INT ("w32-num-mouse-buttons",
6718 w32_num_mouse_buttons
,
6719 doc
: /* Number of physical mouse buttons. */);
6720 w32_num_mouse_buttons
= 2;
6722 DEFVAR_LISP ("w32-swap-mouse-buttons",
6723 Vw32_swap_mouse_buttons
,
6724 doc
: /* Swap the mapping of middle and right mouse buttons.
6725 When nil, middle button is mouse-2 and right button is mouse-3. */);
6726 Vw32_swap_mouse_buttons
= Qnil
;
6728 DEFVAR_LISP ("w32-grab-focus-on-raise",
6729 Vw32_grab_focus_on_raise
,
6730 doc
: /* Raised frame grabs input focus.
6731 When t, `raise-frame' grabs input focus as well. This fits well
6732 with the normal Windows click-to-focus policy, but might not be
6733 desirable when using a point-to-focus policy. */);
6734 Vw32_grab_focus_on_raise
= Qt
;
6736 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6737 Vw32_capslock_is_shiftlock
,
6738 doc
: /* Apply CapsLock state to non character input keys.
6739 When nil, CapsLock only affects normal character input keys. */);
6740 Vw32_capslock_is_shiftlock
= Qnil
;
6742 DEFVAR_LISP ("w32-recognize-altgr",
6743 Vw32_recognize_altgr
,
6744 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6745 When nil, the right-alt and left-ctrl key combination is
6746 interpreted normally. */);
6747 Vw32_recognize_altgr
= Qt
;
6749 DEFVAR_BOOL ("w32-use-visible-system-caret",
6750 w32_use_visible_system_caret
,
6751 doc
: /* Flag to make the system caret visible.
6752 When this is non-nil, Emacs will indicate the position of point by
6753 using the system caret instead of drawing its own cursor. Some screen
6754 reader software does not track the system cursor properly when it is
6755 invisible, and gets confused by Emacs drawing its own cursor, so this
6756 variable is initialized to t when Emacs detects that screen reader
6757 software is running as it starts up.
6759 When this variable is set, other variables affecting the appearance of
6760 the cursor have no effect. */);
6762 w32_use_visible_system_caret
= 0;
6764 /* We don't yet support this, but defining this here avoids whining
6765 from cus-start.el and other places, like "M-x set-variable". */
6766 DEFVAR_BOOL ("x-use-underline-position-properties",
6767 x_use_underline_position_properties
,
6768 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6769 A value of nil means ignore them. If you encounter fonts with bogus
6770 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6771 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6772 to override the font's UNDERLINE_POSITION for small font display
6774 x_use_underline_position_properties
= 0;
6776 DEFVAR_BOOL ("x-underline-at-descent-line",
6777 x_underline_at_descent_line
,
6778 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6779 A value of nil means to draw the underline according to the value of the
6780 variable `x-use-underline-position-properties', which is usually at the
6781 baseline level. The default value is nil. */);
6782 x_underline_at_descent_line
= 0;
6784 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6785 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6786 A value of nil means Emacs doesn't use toolkit scroll bars.
6787 With the X Window system, the value is a symbol describing the
6788 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6789 With MS Windows or Nextstep, the value is t. */);
6790 Vx_toolkit_scroll_bars
= Qt
;
6792 staticpro (&last_mouse_motion_frame
);
6793 last_mouse_motion_frame
= Qnil
;
6795 Fprovide (intern_c_string ("w32"), Qnil
);