1 /* Implementation of GUI terminal on the Microsoft Windows API.
3 Copyright (C) 1989, 1993-2013 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
24 #include "blockinput.h"
36 #include "character.h"
40 #include "dispextern.h"
42 #include "termhooks.h"
49 #include "intervals.h"
59 #include <io.h> /* for get_osfhandle */
69 static int max_fringe_bmp
= 0;
70 static HBITMAP
*fringe_bmp
= 0;
72 /* Temporary variables for w32_read_socket. */
74 static int last_mousemove_x
= 0;
75 static int last_mousemove_y
= 0;
77 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
78 #ifndef GET_WHEEL_DELTA_WPARAM
79 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
82 /* Non-zero means that a HELP_EVENT has been generated since Emacs
85 static int any_help_event_p
;
87 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
88 static Lisp_Object last_window
;
90 extern unsigned int msh_mousewheel
;
92 extern void free_frame_menubar (struct frame
*);
94 extern int w32_codepage_for_font (char *fontname
);
95 extern Cursor
w32_load_cursor (LPCTSTR name
);
97 #define x_any_window_to_frame x_window_to_frame
98 #define x_top_window_to_frame x_window_to_frame
101 /* This is display since w32 does not support multiple ones. */
102 struct w32_display_info one_w32_display_info
;
103 struct w32_display_info
*x_display_list
;
105 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
106 one for each element of w32_display_list and in the same order.
107 NAME is the name of the frame.
108 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
109 Lisp_Object w32_display_name_list
;
112 #if _WIN32_WINNT < 0x0500 && !defined(_W64)
113 /* Pre Windows 2000, this was not available, but define it here so
114 that Emacs compiled on such a platform will run on newer versions.
115 MinGW64 (_W64) defines these unconditionally, so avoid redefining. */
117 typedef struct tagWCRANGE
123 typedef struct tagGLYPHSET
127 DWORD cGlyphsSupported
;
132 #endif /* compiling for pre-Win2k */
134 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
135 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
138 #define LWA_ALPHA 0x02
140 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
141 later targets by MSVC headers. */
142 #ifndef WS_EX_LAYERED
143 #define WS_EX_LAYERED 0x80000
146 /* SM_CXVIRTUALSCREEN and SM_CYVIRTUALSCREEN are not defined on 95 and
148 #ifndef SM_CXVIRTUALSCREEN
149 #define SM_CXVIRTUALSCREEN 78
151 #ifndef SM_CYVIRTUALSCREEN
152 #define SM_CYVIRTUALSCREEN 79
155 /* This is a frame waiting to be autoraised, within w32_read_socket. */
156 struct frame
*pending_autoraise_frame
;
158 /* The handle of the frame that currently owns the system caret. */
159 HWND w32_system_caret_hwnd
;
160 int w32_system_caret_height
;
161 int w32_system_caret_x
;
162 int w32_system_caret_y
;
163 struct window
*w32_system_caret_window
;
164 int w32_system_caret_hdr_height
;
165 int w32_system_caret_mode_height
;
166 DWORD dwWindowsThreadId
= 0;
167 HANDLE hWindowsThread
= NULL
;
168 DWORD dwMainThreadId
= 0;
169 HANDLE hMainThread
= NULL
;
171 int vertical_scroll_bar_min_handle
;
172 int vertical_scroll_bar_top_border
;
173 int vertical_scroll_bar_bottom_border
;
175 int last_scroll_bar_drag_pos
;
177 /* Keyboard code page - may be changed by language-change events. */
178 int w32_keyboard_codepage
;
180 /* Mouse movement. */
182 /* Where the mouse was last time we reported a mouse event. */
183 static RECT last_mouse_glyph
;
184 static struct frame
*last_mouse_glyph_frame
;
186 /* The scroll bar in which the last motion event occurred.
188 If the last motion event occurred in a scroll bar, we set this
189 so w32_mouse_position can know whether to report a scroll bar motion or
192 If the last motion event didn't occur in a scroll bar, we set this
193 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
194 static Lisp_Object last_mouse_scroll_bar
;
195 static int last_mouse_scroll_bar_pos
;
197 /* This is a hack. We would really prefer that w32_mouse_position would
198 return the time associated with the position it returns, but there
199 doesn't seem to be any way to wrest the time-stamp from the server
200 along with the position query. So, we just keep track of the time
201 of the last movement we received, and return that in hopes that
202 it's somewhat accurate. */
203 static Time last_mouse_movement_time
;
205 /* Incremented by w32_read_socket whenever it really tries to read
207 static int volatile input_signal_count
;
210 int w32_message_fd
= -1;
213 static void w32_handle_tool_bar_click (struct frame
*,
214 struct input_event
*);
215 static void w32_define_cursor (Window
, Cursor
);
217 void x_lower_frame (struct frame
*);
218 void x_scroll_bar_clear (struct frame
*);
219 void x_wm_set_size_hint (struct frame
*, long, bool);
220 void x_raise_frame (struct frame
*);
221 void x_set_window_size (struct frame
*, int, int, int);
222 void x_wm_set_window_state (struct frame
*, int);
223 void x_wm_set_icon_pixmap (struct frame
*, int);
224 static void w32_initialize (void);
225 static void x_update_end (struct frame
*);
226 static void w32_frame_up_to_date (struct frame
*);
227 static void w32_set_terminal_modes (struct terminal
*);
228 static void w32_reset_terminal_modes (struct terminal
*);
229 static void x_clear_frame (struct frame
*);
230 static void frame_highlight (struct frame
*);
231 static void frame_unhighlight (struct frame
*);
232 static void x_new_focus_frame (struct w32_display_info
*,
234 static void x_focus_changed (int, int, struct w32_display_info
*,
235 struct frame
*, struct input_event
*);
236 static void w32_detect_focus_change (struct w32_display_info
*,
237 W32Msg
*, struct input_event
*);
238 static void w32_frame_rehighlight (struct frame
*);
239 static void x_frame_rehighlight (struct w32_display_info
*);
240 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
241 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
242 enum text_cursor_kinds
);
243 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
244 static BOOL
my_show_window (struct frame
*, HWND
, int);
245 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
247 static void my_set_focus (struct frame
*, HWND
);
249 static void my_set_foreground_window (HWND
);
250 static void my_destroy_window (struct frame
*, HWND
);
251 static void w32fullscreen_hook (struct frame
*);
254 static void x_check_font (struct frame
*, struct font
*);
257 static Lisp_Object Qvendor_specific_keysyms
;
258 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
259 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
262 /***********************************************************************
264 ***********************************************************************/
268 /* This is a function useful for recording debugging information about
269 the sequence of occurrences in this file. */
277 struct record event_record
[100];
279 int event_record_index
;
281 record_event (char *locus
, int type
)
283 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
284 event_record_index
= 0;
286 event_record
[event_record_index
].locus
= locus
;
287 event_record
[event_record_index
].type
= type
;
288 event_record_index
++;
295 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
298 if (mask
& GCForeground
)
299 gc
->foreground
= xgcv
->foreground
;
300 if (mask
& GCBackground
)
301 gc
->background
= xgcv
->background
;
303 gc
->font
= xgcv
->font
;
307 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
309 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
311 XChangeGC (ignore
, gc
, mask
, xgcv
);
317 XGetGCValues (void *ignore
, XGCValues
*gc
,
318 unsigned long mask
, XGCValues
*xgcv
)
320 XChangeGC (ignore
, xgcv
, mask
, gc
);
324 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
328 HRGN clip_region
= CreateRectRgnIndirect (rect
);
329 SelectClipRgn (hdc
, clip_region
);
330 DeleteObject (clip_region
);
333 SelectClipRgn (hdc
, NULL
);
336 /* Restore clipping rectangle in S */
338 w32_restore_glyph_string_clip (struct glyph_string
*s
)
341 int n
= s
->num_clips
;
344 w32_set_clip_rectangle (s
->hdc
, r
);
347 HRGN clip1
= CreateRectRgnIndirect (r
);
348 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
349 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
350 SelectClipRgn (s
->hdc
, clip1
);
351 DeleteObject (clip1
);
352 DeleteObject (clip2
);
357 Draw a wavy line under S. The wave fills wave_height pixels from y0.
363 wave_height = 3 | * * * *
368 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
370 int wave_height
= 3, wave_length
= 2;
371 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
372 XRectangle wave_clip
, string_clip
, final_clip
;
373 RECT w32_final_clip
, w32_string_clip
;
377 dy
= wave_height
- 1;
379 y0
= s
->ybase
- wave_height
+ 3;
383 /* Find and set clipping rectangle */
387 wave_clip
.width
= width
;
388 wave_clip
.height
= wave_height
;
390 get_glyph_string_clip_rect (s
, &w32_string_clip
);
391 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
393 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
396 hp
= CreatePen (PS_SOLID
, 0, color
);
397 oldhp
= SelectObject (s
->hdc
, hp
);
398 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
399 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
413 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
417 LineTo (s
->hdc
, x2
, y2
);
419 x2
+= dx
, y2
= y0
+ odd
*dy
;
423 /* Restore previous pen and clipping rectangle(s) */
424 w32_restore_glyph_string_clip (s
);
425 SelectObject (s
->hdc
, oldhp
);
429 /* Draw a hollow rectangle at the specified position. */
431 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
432 int width
, int height
)
437 hb
= CreateSolidBrush (gc
->background
);
438 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
439 oldhb
= SelectObject (hdc
, hb
);
440 oldhp
= SelectObject (hdc
, hp
);
442 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
444 SelectObject (hdc
, oldhb
);
445 SelectObject (hdc
, oldhp
);
450 /* Draw a filled rectangle at the specified position. */
452 w32_fill_rect (struct frame
*f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
456 hb
= CreateSolidBrush (pix
);
457 FillRect (hdc
, lprect
, hb
);
462 w32_clear_window (struct frame
*f
)
465 HDC hdc
= get_frame_dc (f
);
467 /* Under certain conditions, this can be called at startup with
468 a console frame pointer before the GUI frame is created. An HDC
469 of 0 indicates this. */
472 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
473 w32_clear_rect (f
, hdc
, &rect
);
476 release_frame_dc (f
, hdc
);
479 #define OPAQUE_FRAME 255
482 x_set_frame_alpha (struct frame
*f
)
484 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
486 double alpha_min
= 1.0;
489 HWND window
= FRAME_W32_WINDOW (f
);
491 /* Older versions of Windows do not support transparency. */
492 if (!pfnSetLayeredWindowAttributes
)
495 if (dpyinfo
->x_highlight_frame
== f
)
500 if (FLOATP (Vframe_alpha_lower_limit
))
501 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
502 else if (INTEGERP (Vframe_alpha_lower_limit
))
503 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
507 else if (alpha
> 1.0)
509 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
512 opac
= alpha
* OPAQUE_FRAME
;
514 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
516 if (opac
== OPAQUE_FRAME
)
517 ex_style
&= ~WS_EX_LAYERED
;
519 ex_style
|= WS_EX_LAYERED
;
521 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
523 if (opac
!= OPAQUE_FRAME
)
524 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
528 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
530 int pixels
= GetSystemMetrics (SM_CYVIRTUALSCREEN
);
533 /* Fallback for Windows 95 or NT 4.0. */
534 pixels
= GetSystemMetrics (SM_CYSCREEN
);
540 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
542 int pixels
= GetSystemMetrics (SM_CXVIRTUALSCREEN
);
545 /* Fallback for Windows 95 or NT 4.0. */
546 pixels
= GetSystemMetrics (SM_CXSCREEN
);
552 /***********************************************************************
553 Starting and ending an update
554 ***********************************************************************/
556 /* Start an update of frame F. This function is installed as a hook
557 for update_begin, i.e. it is called when update_begin is called.
558 This function is called prior to calls to x_update_window_begin for
559 each window being updated. */
562 x_update_begin (struct frame
*f
)
564 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
566 if (! FRAME_W32_P (f
))
569 /* Regenerate display palette before drawing if list of requested
570 colors has changed. */
571 if (display_info
->regen_palette
)
573 w32_regenerate_palette (f
);
574 display_info
->regen_palette
= FALSE
;
579 /* Start update of window W. */
582 x_update_window_begin (struct window
*w
)
584 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
585 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
587 /* Hide the system caret during an update. */
588 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
590 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
593 w
->output_cursor
= w
->cursor
;
597 if (f
== hlinfo
->mouse_face_mouse_frame
)
599 /* Don't do highlighting for mouse motion during the update. */
600 hlinfo
->mouse_face_defer
= 1;
602 /* If F needs to be redrawn, simply forget about any prior mouse
604 if (FRAME_GARBAGED_P (f
))
605 hlinfo
->mouse_face_window
= Qnil
;
607 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
608 their mouse_face_p flag set, which means that they are always
609 unequal to rows in a desired matrix which never have that
610 flag set. So, rows containing mouse-face glyphs are never
611 scrolled, and we don't have to switch the mouse highlight off
612 here to prevent it from being scrolled. */
614 /* Can we tell that this update does not affect the window
615 where the mouse highlight is? If so, no need to turn off.
616 Likewise, don't do anything if the frame is garbaged;
617 in that case, the frame's current matrix that we would use
618 is all wrong, and we will redisplay that line anyway. */
619 if (!NILP (hlinfo
->mouse_face_window
)
620 && w
== XWINDOW (hlinfo
->mouse_face_window
))
624 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
625 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
628 if (i
< w
->desired_matrix
->nrows
)
629 clear_mouse_face (hlinfo
);
637 /* Draw a vertical window border from (x,y0) to (x,y1) */
640 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
642 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
652 hdc
= get_frame_dc (f
);
653 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
655 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
657 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
659 release_frame_dc (f
, hdc
);
663 /* End update of window W.
665 Draw vertical borders between horizontally adjacent windows, and
666 display W's cursor if CURSOR_ON_P is non-zero.
668 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
669 glyphs in mouse-face were overwritten. In that case we have to
670 make sure that the mouse-highlight is properly redrawn.
672 W may be a menu bar pseudo-window in case we don't have X toolkit
673 support. Such windows don't have a cursor, so don't display it
677 x_update_window_end (struct window
*w
, bool cursor_on_p
,
678 bool mouse_face_overwritten_p
)
680 if (!w
->pseudo_window_p
)
685 display_and_set_cursor (w
, 1,
686 w
->output_cursor
.hpos
, w
->output_cursor
.vpos
,
687 w
->output_cursor
.x
, w
->output_cursor
.y
);
689 if (draw_window_fringes (w
, 1))
690 x_draw_vertical_border (w
);
695 /* If a row with mouse-face was overwritten, arrange for
696 XTframe_up_to_date to redisplay the mouse highlight. */
697 if (mouse_face_overwritten_p
)
698 reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w
->frame
)));
700 /* Unhide the caret. This won't actually show the cursor, unless it
701 was visible before the corresponding call to HideCaret in
702 x_update_window_begin. */
703 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
705 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
710 /* End update of frame F. This function is installed as a hook in
714 x_update_end (struct frame
*f
)
716 if (! FRAME_W32_P (f
))
719 /* Mouse highlight may be displayed again. */
720 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
724 /* This function is called from various places in xdisp.c
725 whenever a complete update has been performed. */
728 w32_frame_up_to_date (struct frame
*f
)
731 FRAME_MOUSE_UPDATE (f
);
735 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
736 arrow bitmaps, or clear the fringes if no bitmaps are required
737 before DESIRED_ROW is made current. This function is called from
738 update_window_line only if it is known that there are differences
739 between bitmaps to be drawn between current row and DESIRED_ROW. */
742 x_after_update_window_line (struct window
*w
, struct glyph_row
*desired_row
)
749 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
750 desired_row
->redraw_fringe_bitmaps_p
= 1;
752 /* When a window has disappeared, make sure that no rest of
753 full-width rows stays visible in the internal border. Could
754 check here if updated window is the leftmost/rightmost window,
755 but I guess it's not worth doing since vertically split windows
756 are almost never used, internal border is rarely set, and the
757 overhead is very small. */
758 if (windows_or_buffers_changed
759 && desired_row
->full_width_p
760 && (f
= XFRAME (w
->frame
),
761 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
763 && (height
= desired_row
->visible_height
,
766 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
770 HDC hdc
= get_frame_dc (f
);
771 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
772 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
774 release_frame_dc (f
, hdc
);
781 /* Draw the bitmap WHICH in one of the left or right fringes of
782 window W. ROW is the glyph row for which to display the bitmap; it
783 determines the vertical position at which the bitmap has to be
787 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
788 struct draw_fringe_bitmap_params
*p
)
790 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
792 struct face
*face
= p
->face
;
794 hdc
= get_frame_dc (f
);
798 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
800 /* If the fringe is adjacent to the left (right) scroll bar of a
801 leftmost (rightmost, respectively) window, then extend its
802 background to the gap between the fringe and the bar. */
803 if ((WINDOW_LEFTMOST_P (w
)
804 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
805 || (WINDOW_RIGHTMOST_P (w
)
806 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
808 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
812 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
813 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
814 * FRAME_COLUMN_WIDTH (f
));
818 /* Bitmap fills the fringe. */
819 if (bar_area_x
+ bar_area_width
== p
->x
)
820 bx
= bar_area_x
+ sb_width
;
821 else if (p
->x
+ p
->wd
== bar_area_x
)
825 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
827 nx
= bar_area_width
- sb_width
;
828 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
830 ny
= row
->visible_height
;
835 if (bar_area_x
+ bar_area_width
== bx
)
837 bx
= bar_area_x
+ sb_width
;
838 nx
+= bar_area_width
- sb_width
;
840 else if (bx
+ nx
== bar_area_x
)
841 nx
+= bar_area_width
- sb_width
;
846 if (bx
>= 0 && nx
> 0)
847 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
850 /* Must clip because of partially visible lines. */
851 w32_clip_to_row (w
, row
, -1, hdc
);
853 if (p
->which
&& p
->which
< max_fringe_bmp
)
855 HBITMAP pixmap
= fringe_bmp
[p
->which
];
859 compat_hdc
= CreateCompatibleDC (hdc
);
863 horig_obj
= SelectObject (compat_hdc
, pixmap
);
865 /* Paint overlays transparently. */
868 HBRUSH h_brush
, h_orig_brush
;
870 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
871 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
872 h_brush
= CreateSolidBrush (face
->foreground
);
873 h_orig_brush
= SelectObject (hdc
, h_brush
);
875 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
876 compat_hdc
, 0, p
->dh
,
878 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
879 compat_hdc
, 0, p
->dh
,
881 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
882 compat_hdc
, 0, p
->dh
,
885 SelectObject (hdc
, h_orig_brush
);
886 DeleteObject (h_brush
);
890 SetTextColor (hdc
, face
->background
);
891 SetBkColor (hdc
, (p
->cursor_p
892 ? f
->output_data
.w32
->cursor_pixel
893 : face
->foreground
));
895 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
896 compat_hdc
, 0, p
->dh
,
900 SelectObject (compat_hdc
, horig_obj
);
901 DeleteDC (compat_hdc
);
905 w32_set_clip_rectangle (hdc
, NULL
);
907 release_frame_dc (f
, hdc
);
911 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
913 if (which
>= max_fringe_bmp
)
915 int i
= max_fringe_bmp
;
916 max_fringe_bmp
= which
+ 20;
917 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
918 while (i
< max_fringe_bmp
)
922 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
926 w32_destroy_fringe_bitmap (int which
)
928 if (which
>= max_fringe_bmp
)
931 if (fringe_bmp
[which
])
932 DeleteObject (fringe_bmp
[which
]);
933 fringe_bmp
[which
] = 0;
938 /* This is called when starting Emacs and when restarting after
939 suspend. When starting Emacs, no window is mapped. And nothing
940 must be done to Emacs's own window if it is suspended (though that
944 w32_set_terminal_modes (struct terminal
*term
)
948 /* This is called when exiting or suspending Emacs. Exiting will make
949 the W32 windows go away, and suspending requires no action. */
952 w32_reset_terminal_modes (struct terminal
*term
)
958 /***********************************************************************
960 ***********************************************************************/
962 /* Function prototypes of this page. */
964 static void x_set_glyph_string_clipping (struct glyph_string
*);
965 static void x_set_glyph_string_gc (struct glyph_string
*);
966 static void x_draw_glyph_string_background (struct glyph_string
*,
968 static void x_draw_glyph_string_foreground (struct glyph_string
*);
969 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
970 static void x_draw_glyph_string_box (struct glyph_string
*);
971 static void x_draw_glyph_string (struct glyph_string
*);
972 static void x_set_cursor_gc (struct glyph_string
*);
973 static void x_set_mode_line_face_gc (struct glyph_string
*);
974 static void x_set_mouse_face_gc (struct glyph_string
*);
975 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
976 static void w32_setup_relief_color (struct frame
*, struct relief
*,
977 double, int, COLORREF
);
978 static void x_setup_relief_colors (struct glyph_string
*);
979 static void x_draw_image_glyph_string (struct glyph_string
*);
980 static void x_draw_image_relief (struct glyph_string
*);
981 static void x_draw_image_foreground (struct glyph_string
*);
982 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
983 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
985 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
986 int, int, int, int, int, int,
988 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
989 int, int, int, RECT
*);
992 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
996 x_set_cursor_gc (struct glyph_string
*s
)
998 if (s
->font
== FRAME_FONT (s
->f
)
999 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1000 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1002 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1005 /* Cursor on non-default face: must merge. */
1009 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1010 xgcv
.foreground
= s
->face
->background
;
1012 /* If the glyph would be invisible, try a different foreground. */
1013 if (xgcv
.foreground
== xgcv
.background
)
1014 xgcv
.foreground
= s
->face
->foreground
;
1015 if (xgcv
.foreground
== xgcv
.background
)
1016 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1017 if (xgcv
.foreground
== xgcv
.background
)
1018 xgcv
.foreground
= s
->face
->foreground
;
1020 /* Make sure the cursor is distinct from text in this face. */
1021 if (xgcv
.background
== s
->face
->background
1022 && xgcv
.foreground
== s
->face
->foreground
)
1024 xgcv
.background
= s
->face
->foreground
;
1025 xgcv
.foreground
= s
->face
->background
;
1028 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1029 xgcv
.font
= s
->font
;
1030 mask
= GCForeground
| GCBackground
| GCFont
;
1032 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1033 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1036 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1037 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1039 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1044 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1047 x_set_mouse_face_gc (struct glyph_string
*s
)
1052 /* What face has to be used last for the mouse face? */
1053 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1054 face
= FACE_FROM_ID (s
->f
, face_id
);
1056 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1058 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1059 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1061 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1062 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1063 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1065 /* If font in this face is same as S->font, use it. */
1066 if (s
->font
== s
->face
->font
)
1067 s
->gc
= s
->face
->gc
;
1070 /* Otherwise construct scratch_cursor_gc with values from FACE
1075 xgcv
.background
= s
->face
->background
;
1076 xgcv
.foreground
= s
->face
->foreground
;
1077 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1078 xgcv
.font
= s
->font
;
1079 mask
= GCForeground
| GCBackground
| GCFont
;
1081 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1082 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1085 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1086 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1088 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1091 eassert (s
->gc
!= 0);
1095 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1096 Faces to use in the mode line have already been computed when the
1097 matrix was built, so there isn't much to do, here. */
1100 x_set_mode_line_face_gc (struct glyph_string
*s
)
1102 s
->gc
= s
->face
->gc
;
1106 /* Set S->gc of glyph string S for drawing that glyph string. Set
1107 S->stippled_p to a non-zero value if the face of S has a stipple
1111 x_set_glyph_string_gc (struct glyph_string
*s
)
1113 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1115 if (s
->hl
== DRAW_NORMAL_TEXT
)
1117 s
->gc
= s
->face
->gc
;
1118 s
->stippled_p
= s
->face
->stipple
!= 0;
1120 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1122 x_set_mode_line_face_gc (s
);
1123 s
->stippled_p
= s
->face
->stipple
!= 0;
1125 else if (s
->hl
== DRAW_CURSOR
)
1127 x_set_cursor_gc (s
);
1130 else if (s
->hl
== DRAW_MOUSE_FACE
)
1132 x_set_mouse_face_gc (s
);
1133 s
->stippled_p
= s
->face
->stipple
!= 0;
1135 else if (s
->hl
== DRAW_IMAGE_RAISED
1136 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1138 s
->gc
= s
->face
->gc
;
1139 s
->stippled_p
= s
->face
->stipple
!= 0;
1143 s
->gc
= s
->face
->gc
;
1144 s
->stippled_p
= s
->face
->stipple
!= 0;
1147 /* GC must have been set. */
1148 eassert (s
->gc
!= 0);
1152 /* Set clipping for output of glyph string S. S may be part of a mode
1153 line or menu if we don't have X toolkit support. */
1156 x_set_glyph_string_clipping (struct glyph_string
*s
)
1159 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1162 w32_set_clip_rectangle (s
->hdc
, r
);
1165 HRGN clip1
= CreateRectRgnIndirect (r
);
1166 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1167 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1168 SelectClipRgn (s
->hdc
, clip1
);
1169 DeleteObject (clip1
);
1170 DeleteObject (clip2
);
1175 /* Set SRC's clipping for output of glyph string DST. This is called
1176 when we are drawing DST's left_overhang or right_overhang only in
1180 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1181 struct glyph_string
*dst
)
1186 r
.right
= r
.left
+ src
->width
;
1188 r
.bottom
= r
.top
+ src
->height
;
1191 w32_set_clip_rectangle (dst
->hdc
, &r
);
1195 Compute left and right overhang of glyph string S. */
1198 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1201 && s
->first_glyph
->type
== CHAR_GLYPH
1202 && !s
->font_not_found_p
)
1204 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1205 struct font
*font
= s
->font
;
1206 struct font_metrics metrics
;
1209 for (i
= 0; i
< s
->nchars
; i
++)
1210 code
[i
] = s
->char2b
[i
];
1211 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1212 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1213 ? metrics
.rbearing
- metrics
.width
: 0);
1214 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1218 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1219 s
->left_overhang
= -s
->cmp
->lbearing
;
1223 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1226 x_clear_glyph_string_rect (struct glyph_string
*s
,
1227 int x
, int y
, int w
, int h
)
1234 /* Take clipping into account. */
1235 if (s
->gc
->clip_mask
== Rect
)
1237 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1238 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1239 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1240 - s
->gc
->clip_rectangle
.left
);
1241 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1242 - s
->gc
->clip_rectangle
.top
);
1245 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1250 /* Draw the background of glyph_string S. If S->background_filled_p
1251 is non-zero don't draw it. FORCE_P non-zero means draw the
1252 background even if it wouldn't be drawn normally. This is used
1253 when a string preceding S draws into the background of S, or S
1254 contains the first component of a composition. */
1257 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1259 /* Nothing to do if background has already been drawn or if it
1260 shouldn't be drawn in the first place. */
1261 if (!s
->background_filled_p
)
1263 int box_line_width
= max (s
->face
->box_line_width
, 0);
1265 #if 0 /* TODO: stipple */
1268 /* Fill background with a stipple pattern. */
1269 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1270 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1271 s
->y
+ box_line_width
,
1272 s
->background_width
,
1273 s
->height
- 2 * box_line_width
);
1274 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1275 s
->background_filled_p
= 1;
1279 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1280 || s
->font_not_found_p
1281 || s
->extends_to_end_of_line_p
1284 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1285 s
->background_width
,
1286 s
->height
- 2 * box_line_width
);
1287 s
->background_filled_p
= 1;
1293 /* Draw the foreground of glyph string S. */
1296 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1300 /* If first glyph of S has a left box line, start drawing the text
1301 of S to the right of that box line. */
1302 if (s
->face
->box
!= FACE_NO_BOX
1303 && s
->first_glyph
->left_box_line_p
)
1304 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1308 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1309 SetBkColor (s
->hdc
, s
->gc
->background
);
1310 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1312 /* Draw characters of S as rectangles if S's font could not be
1314 if (s
->font_not_found_p
)
1316 for (i
= 0; i
< s
->nchars
; ++i
)
1318 struct glyph
*g
= s
->first_glyph
+ i
;
1320 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1322 x
+= g
->pixel_width
;
1327 struct font
*font
= s
->font
;
1328 int boff
= font
->baseline_offset
;
1332 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1334 if (font
->vertical_centering
)
1335 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1337 y
= s
->ybase
- boff
;
1339 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1340 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1342 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1343 if (s
->face
->overstrike
)
1344 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1346 SelectObject (s
->hdc
, old_font
);
1350 /* Draw the foreground of composite glyph string S. */
1353 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1356 struct font
*font
= s
->font
;
1358 /* If first glyph of S has a left box line, start drawing the text
1359 of S to the right of that box line. */
1360 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1361 && s
->first_glyph
->left_box_line_p
)
1362 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1366 /* S is a glyph string for a composition. S->cmp_from is the index
1367 of the first character drawn for glyphs of this composition.
1368 S->cmp_from == 0 means we are drawing the very first character of
1369 this composition. */
1371 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1372 SetBkColor (s
->hdc
, s
->gc
->background
);
1373 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1375 /* Draw a rectangle for the composition if the font for the very
1376 first character of the composition could not be loaded. */
1377 if (s
->font_not_found_p
)
1379 if (s
->cmp_from
== 0)
1380 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1383 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1388 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1390 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1391 /* TAB in a composition means display glyphs with padding
1392 space on the left or right. */
1393 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1395 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1396 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1398 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1399 if (s
->face
->overstrike
)
1400 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1402 SelectObject (s
->hdc
, old_font
);
1406 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1412 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1414 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1416 glyph
= LGSTRING_GLYPH (gstring
, i
);
1417 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1418 width
+= LGLYPH_WIDTH (glyph
);
1421 int xoff
, yoff
, wadjust
;
1425 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1428 xoff
= LGLYPH_XOFF (glyph
);
1429 yoff
= LGLYPH_YOFF (glyph
);
1430 wadjust
= LGLYPH_WADJUST (glyph
);
1431 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1438 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1440 SelectObject (s
->hdc
, old_font
);
1445 /* Draw the foreground of glyph string S for glyphless characters. */
1448 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1450 struct glyph
*glyph
= s
->first_glyph
;
1453 int with_background
;
1455 /* If first glyph of S has a left box line, start drawing the text
1456 of S to the right of that box line. */
1457 if (s
->face
->box
!= FACE_NO_BOX
1458 && s
->first_glyph
->left_box_line_p
)
1459 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1463 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1464 SetBkColor (s
->hdc
, s
->gc
->background
);
1465 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1468 with_background
= ! (s
->for_overlaps
1469 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1470 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1472 char buf
[7], *str
= NULL
;
1473 int len
= glyph
->u
.glyphless
.len
;
1475 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1478 && CHAR_TABLE_P (Vglyphless_char_display
)
1479 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1483 = (! glyph
->u
.glyphless
.for_no_font
1484 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1485 glyph
->u
.glyphless
.ch
)
1486 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1487 if (STRINGP (acronym
))
1488 str
= SSDATA (acronym
);
1491 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1493 sprintf ((char *) buf
, "%0*X",
1494 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1495 glyph
->u
.glyphless
.ch
);
1499 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1500 w32_draw_rectangle (s
->hdc
, s
->gc
,
1501 x
, s
->ybase
- glyph
->ascent
,
1502 glyph
->pixel_width
- 1,
1503 glyph
->ascent
+ glyph
->descent
- 1);
1506 struct font
*font
= s
->font
;
1507 int upper_len
= (len
+ 1) / 2;
1511 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1512 /* It is certain that all LEN characters in STR are ASCII. */
1513 for (j
= 0; j
< len
; j
++)
1515 code
= font
->driver
->encode_char (font
, str
[j
]);
1516 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1518 font
->driver
->draw (s
, 0, upper_len
,
1519 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1520 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1522 font
->driver
->draw (s
, upper_len
, len
,
1523 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1524 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1526 SelectObject (s
->hdc
, old_font
);
1528 x
+= glyph
->pixel_width
;
1533 /* Brightness beyond which a color won't have its highlight brightness
1536 Nominally, highlight colors for `3d' faces are calculated by
1537 brightening an object's color by a constant scale factor, but this
1538 doesn't yield good results for dark colors, so for colors whose
1539 brightness is less than this value (on a scale of 0-255) have to
1540 use an additional additive factor.
1542 The value here is set so that the default menu-bar/mode-line color
1543 (grey75) will not have its highlights changed at all. */
1544 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1547 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1548 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1549 If this produces the same color as COLOR, try a color where all RGB
1550 values have DELTA added. Return the allocated color in *COLOR.
1551 DISPLAY is the X display, CMAP is the colormap to operate on.
1552 Value is non-zero if successful. */
1555 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1556 double factor
, int delta
)
1561 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1564 /* Change RGB values by specified FACTOR. Avoid overflow! */
1565 eassert (factor
>= 0);
1566 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1567 min (0xff, factor
* GetGValue (*color
)),
1568 min (0xff, factor
* GetBValue (*color
)));
1570 /* Calculate brightness of COLOR. */
1571 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1572 + GetBValue (*color
)) / 6;
1574 /* We only boost colors that are darker than
1575 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1576 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1577 /* Make an additive adjustment to NEW, because it's dark enough so
1578 that scaling by FACTOR alone isn't enough. */
1580 /* How far below the limit this color is (0 - 1, 1 being darker). */
1581 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1582 /* The additive adjustment. */
1583 int min_delta
= delta
* dimness
* factor
/ 2;
1586 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1587 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1588 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1590 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1591 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1592 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1596 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1597 max (0, min (0xff, delta
+ GetGValue (*color
))),
1598 max (0, min (0xff, delta
+ GetBValue (*color
))));
1600 /* TODO: Map to palette and retry with delta if same? */
1601 /* TODO: Free colors (if using palette)? */
1611 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1612 colors in COLORS. On W32, we no longer try to map colors to
1615 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1619 for (i
= 0; i
< ncolors
; i
++)
1621 DWORD pixel
= colors
[i
].pixel
;
1622 /* Convert to a 16 bit value in range 0 - 0xffff. */
1623 colors
[i
].red
= GetRValue (pixel
) * 257;
1624 colors
[i
].green
= GetGValue (pixel
) * 257;
1625 colors
[i
].blue
= GetBValue (pixel
) * 257;
1630 x_query_color (struct frame
*f
, XColor
*color
)
1632 x_query_colors (f
, color
, 1);
1636 /* Set up the foreground color for drawing relief lines of glyph
1637 string S. RELIEF is a pointer to a struct relief containing the GC
1638 with which lines will be drawn. Use a color that is FACTOR or
1639 DELTA lighter or darker than the relief's background which is found
1640 in S->f->output_data.x->relief_background. If such a color cannot
1641 be allocated, use DEFAULT_PIXEL, instead. */
1644 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1645 int delta
, COLORREF default_pixel
)
1648 struct w32_output
*di
= f
->output_data
.w32
;
1649 unsigned long mask
= GCForeground
;
1651 COLORREF background
= di
->relief_background
;
1652 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1654 /* TODO: Free colors (if using palette)? */
1656 /* Allocate new color. */
1657 xgcv
.foreground
= default_pixel
;
1659 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1661 relief
->allocated_p
= 1;
1662 xgcv
.foreground
= relief
->pixel
= pixel
;
1665 if (relief
->gc
== 0)
1667 #if 0 /* TODO: stipple */
1668 xgcv
.stipple
= dpyinfo
->gray
;
1671 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1674 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1678 /* Set up colors for the relief lines around glyph string S. */
1681 x_setup_relief_colors (struct glyph_string
*s
)
1683 struct w32_output
*di
= s
->f
->output_data
.w32
;
1686 if (s
->face
->use_box_color_for_shadows_p
)
1687 color
= s
->face
->box_color
;
1688 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1690 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1691 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1693 color
= s
->gc
->background
;
1695 if (di
->white_relief
.gc
== 0
1696 || color
!= di
->relief_background
)
1698 di
->relief_background
= color
;
1699 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1700 WHITE_PIX_DEFAULT (s
->f
));
1701 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1702 BLACK_PIX_DEFAULT (s
->f
));
1707 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1708 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1709 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1710 relief. LEFT_P non-zero means draw a relief on the left side of
1711 the rectangle. RIGHT_P non-zero means draw a relief on the right
1712 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1716 w32_draw_relief_rect (struct frame
*f
,
1717 int left_x
, int top_y
, int right_x
, int bottom_y
,
1718 int width
, int raised_p
,
1719 int top_p
, int bot_p
, int left_p
, int right_p
,
1724 HDC hdc
= get_frame_dc (f
);
1727 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1729 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1731 w32_set_clip_rectangle (hdc
, clip_rect
);
1735 for (i
= 0; i
< width
; ++i
)
1736 w32_fill_area (f
, hdc
, gc
.foreground
,
1737 left_x
+ i
* left_p
, top_y
+ i
,
1738 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1742 for (i
= 0; i
< width
; ++i
)
1743 w32_fill_area (f
, hdc
, gc
.foreground
,
1744 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1745 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1748 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1750 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1754 for (i
= 0; i
< width
; ++i
)
1755 w32_fill_area (f
, hdc
, gc
.foreground
,
1756 left_x
+ i
* left_p
, bottom_y
- i
,
1757 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1761 for (i
= 0; i
< width
; ++i
)
1762 w32_fill_area (f
, hdc
, gc
.foreground
,
1763 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1764 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1766 w32_set_clip_rectangle (hdc
, NULL
);
1768 release_frame_dc (f
, hdc
);
1772 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1773 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1774 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1775 left side of the rectangle. RIGHT_P non-zero means draw a line
1776 on the right side of the rectangle. CLIP_RECT is the clipping
1777 rectangle to use when drawing. */
1780 w32_draw_box_rect (struct glyph_string
*s
,
1781 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1782 int left_p
, int right_p
, RECT
*clip_rect
)
1784 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1787 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1788 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1793 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1794 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1798 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1799 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1804 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1805 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1808 w32_set_clip_rectangle (s
->hdc
, NULL
);
1812 /* Draw a box around glyph string S. */
1815 x_draw_glyph_string_box (struct glyph_string
*s
)
1817 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1818 int left_p
, right_p
;
1819 struct glyph
*last_glyph
;
1822 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1823 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1824 : window_box_right (s
->w
, s
->area
));
1826 /* The glyph that may have a right box line. */
1827 last_glyph
= (s
->cmp
|| s
->img
1829 : s
->first_glyph
+ s
->nchars
- 1);
1831 width
= eabs (s
->face
->box_line_width
);
1832 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1834 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1836 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1838 bottom_y
= top_y
+ s
->height
- 1;
1840 left_p
= (s
->first_glyph
->left_box_line_p
1841 || (s
->hl
== DRAW_MOUSE_FACE
1843 || s
->prev
->hl
!= s
->hl
)));
1844 right_p
= (last_glyph
->right_box_line_p
1845 || (s
->hl
== DRAW_MOUSE_FACE
1847 || s
->next
->hl
!= s
->hl
)));
1849 get_glyph_string_clip_rect (s
, &clip_rect
);
1851 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1852 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1853 left_p
, right_p
, &clip_rect
);
1856 x_setup_relief_colors (s
);
1857 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1858 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1863 /* Draw foreground of image glyph string S. */
1866 x_draw_image_foreground (struct glyph_string
*s
)
1869 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1871 /* If first glyph of S has a left box line, start drawing it to the
1872 right of that line. */
1873 if (s
->face
->box
!= FACE_NO_BOX
1874 && s
->first_glyph
->left_box_line_p
1876 x
+= eabs (s
->face
->box_line_width
);
1878 /* If there is a margin around the image, adjust x- and y-position
1880 if (s
->slice
.x
== 0)
1881 x
+= s
->img
->hmargin
;
1882 if (s
->slice
.y
== 0)
1883 y
+= s
->img
->vmargin
;
1889 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1890 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1891 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1892 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1893 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1894 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1895 x_set_glyph_string_clipping (s
);
1899 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1900 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1902 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1903 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1905 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1906 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1907 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1908 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1909 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1910 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1912 SelectObject (mask_dc
, mask_orig_obj
);
1917 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1918 SetBkColor (s
->hdc
, s
->gc
->background
);
1920 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1921 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1923 /* When the image has a mask, we can expect that at
1924 least part of a mouse highlight or a block cursor will
1925 be visible. If the image doesn't have a mask, make
1926 a block cursor visible by drawing a rectangle around
1927 the image. I believe it's looking better if we do
1928 nothing here for mouse-face. */
1929 if (s
->hl
== DRAW_CURSOR
)
1931 int r
= s
->img
->relief
;
1933 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1934 s
->slice
.width
+ r
*2 - 1,
1935 s
->slice
.height
+ r
*2 - 1);
1939 w32_set_clip_rectangle (s
->hdc
, NULL
);
1940 SelectObject (s
->hdc
, orig_brush
);
1941 DeleteObject (fg_brush
);
1942 SelectObject (compat_hdc
, orig_obj
);
1943 DeleteDC (compat_hdc
);
1946 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1947 s
->slice
.width
- 1, s
->slice
.height
- 1);
1949 RestoreDC (s
->hdc
,-1);
1953 /* Draw a relief around the image glyph string S. */
1956 x_draw_image_relief (struct glyph_string
*s
)
1958 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1961 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1963 /* If first glyph of S has a left box line, start drawing it to the
1964 right of that line. */
1965 if (s
->face
->box
!= FACE_NO_BOX
1966 && s
->first_glyph
->left_box_line_p
1968 x
+= eabs (s
->face
->box_line_width
);
1970 /* If there is a margin around the image, adjust x- and y-position
1972 if (s
->slice
.x
== 0)
1973 x
+= s
->img
->hmargin
;
1974 if (s
->slice
.y
== 0)
1975 y
+= s
->img
->vmargin
;
1977 if (s
->hl
== DRAW_IMAGE_SUNKEN
1978 || s
->hl
== DRAW_IMAGE_RAISED
)
1980 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1981 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1982 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1986 thick
= eabs (s
->img
->relief
);
1987 raised_p
= s
->img
->relief
> 0;
1990 x1
= x
+ s
->slice
.width
- 1;
1991 y1
= y
+ s
->slice
.height
- 1;
1992 top_p
= bot_p
= left_p
= right_p
= 0;
1994 if (s
->slice
.x
== 0)
1995 x
-= thick
, left_p
= 1;
1996 if (s
->slice
.y
== 0)
1997 y
-= thick
, top_p
= 1;
1998 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
1999 x1
+= thick
, right_p
= 1;
2000 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
2001 y1
+= thick
, bot_p
= 1;
2003 x_setup_relief_colors (s
);
2004 get_glyph_string_clip_rect (s
, &r
);
2005 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2006 top_p
, bot_p
, left_p
, right_p
, &r
);
2010 /* Draw the foreground of image glyph string S to PIXMAP. */
2013 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2015 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2016 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2018 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2020 /* If first glyph of S has a left box line, start drawing it to the
2021 right of that line. */
2022 if (s
->face
->box
!= FACE_NO_BOX
2023 && s
->first_glyph
->left_box_line_p
2025 x
+= eabs (s
->face
->box_line_width
);
2027 /* If there is a margin around the image, adjust x- and y-position
2029 if (s
->slice
.x
== 0)
2030 x
+= s
->img
->hmargin
;
2031 if (s
->slice
.y
== 0)
2032 y
+= s
->img
->vmargin
;
2036 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2037 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2038 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2039 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2043 HDC mask_dc
= CreateCompatibleDC (hdc
);
2044 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2046 SetTextColor (hdc
, RGB (0, 0, 0));
2047 SetBkColor (hdc
, RGB (255, 255, 255));
2048 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2049 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2050 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2051 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2052 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2053 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2055 SelectObject (mask_dc
, mask_orig_obj
);
2060 SetTextColor (hdc
, s
->gc
->foreground
);
2061 SetBkColor (hdc
, s
->gc
->background
);
2063 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2064 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2066 /* When the image has a mask, we can expect that at
2067 least part of a mouse highlight or a block cursor will
2068 be visible. If the image doesn't have a mask, make
2069 a block cursor visible by drawing a rectangle around
2070 the image. I believe it's looking better if we do
2071 nothing here for mouse-face. */
2072 if (s
->hl
== DRAW_CURSOR
)
2074 int r
= s
->img
->relief
;
2076 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2077 s
->slice
.width
+ r
*2 - 1,
2078 s
->slice
.height
+ r
*2 - 1);
2082 SelectObject (hdc
, orig_brush
);
2083 DeleteObject (fg_brush
);
2084 SelectObject (compat_hdc
, orig_obj
);
2085 DeleteDC (compat_hdc
);
2088 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2089 s
->slice
.width
- 1, s
->slice
.height
- 1);
2091 SelectObject (hdc
, orig_hdc_obj
);
2096 /* Draw part of the background of glyph string S. X, Y, W, and H
2097 give the rectangle to draw. */
2100 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2102 #if 0 /* TODO: stipple */
2105 /* Fill background with a stipple pattern. */
2106 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2107 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2108 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2112 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2116 /* Draw image glyph string S.
2119 s->x +-------------------------
2122 | +-------------------------
2125 | | +-------------------
2131 x_draw_image_glyph_string (struct glyph_string
*s
)
2134 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2135 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2139 height
= s
->height
- 2 * box_line_vwidth
;
2141 /* Fill background with face under the image. Do it only if row is
2142 taller than image or if image has a clip mask to reduce
2144 s
->stippled_p
= s
->face
->stipple
!= 0;
2145 if (height
> s
->slice
.height
2149 || s
->img
->pixmap
== 0
2150 || s
->width
!= s
->background_width
)
2153 if (s
->first_glyph
->left_box_line_p
2155 x
+= box_line_hwidth
;
2158 if (s
->slice
.y
== 0)
2159 y
+= box_line_vwidth
;
2161 #if 0 /* TODO: figure out if we need to do this on Windows. */
2164 /* Create a pixmap as large as the glyph string. Fill it
2165 with the background color. Copy the image to it, using
2166 its mask. Copy the temporary pixmap to the display. */
2167 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2168 int depth
= DefaultDepthOfScreen (screen
);
2170 /* Create a pixmap as large as the glyph string. */
2171 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2172 s
->background_width
,
2175 /* Don't clip in the following because we're working on the
2177 XSetClipMask (s
->display
, s
->gc
, None
);
2179 /* Fill the pixmap with the background color/stipple. */
2182 /* Fill background with a stipple pattern. */
2183 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2184 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2185 0, 0, s
->background_width
, s
->height
);
2186 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2191 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2193 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2194 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2195 0, 0, s
->background_width
, s
->height
);
2196 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2201 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2203 s
->background_filled_p
= 1;
2206 /* Draw the foreground. */
2209 w32_draw_image_foreground_1 (s
, pixmap
);
2210 x_set_glyph_string_clipping (s
);
2212 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2213 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2214 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2215 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2217 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2218 SetBkColor (s
->hdc
, s
->gc
->background
);
2219 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2220 compat_hdc
, 0, 0, SRCCOPY
);
2222 SelectObject (s
->hdc
, orig_brush
);
2223 DeleteObject (fg_brush
);
2224 SelectObject (compat_hdc
, orig_obj
);
2225 DeleteDC (compat_hdc
);
2227 DeleteObject (pixmap
);
2231 x_draw_image_foreground (s
);
2233 /* If we must draw a relief around the image, do it. */
2235 || s
->hl
== DRAW_IMAGE_RAISED
2236 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2237 x_draw_image_relief (s
);
2241 /* Draw stretch glyph string S. */
2244 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2246 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2248 if (s
->hl
== DRAW_CURSOR
2249 && !x_stretch_cursor_p
)
2251 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2252 wide as the stretch glyph. */
2253 int width
, background_width
= s
->background_width
;
2256 if (!s
->row
->reversed_p
)
2258 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2262 background_width
-= left_x
- x
;
2268 /* In R2L rows, draw the cursor on the right edge of the
2270 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2272 if (x
+ background_width
> right_x
)
2273 background_width
-= x
- right_x
;
2274 x
+= background_width
;
2276 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2277 if (s
->row
->reversed_p
)
2281 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2283 /* Clear rest using the GC of the original non-cursor face. */
2284 if (width
< background_width
)
2286 XGCValues
*gc
= s
->face
->gc
;
2288 int w
= background_width
- width
, h
= s
->height
;
2292 if (!s
->row
->reversed_p
)
2296 if (s
->row
->mouse_face_p
2297 && cursor_in_mouse_face_p (s
->w
))
2299 x_set_mouse_face_gc (s
);
2305 get_glyph_string_clip_rect (s
, &r
);
2306 w32_set_clip_rectangle (hdc
, &r
);
2308 #if 0 /* TODO: stipple */
2309 if (s
->face
->stipple
)
2311 /* Fill background with a stipple pattern. */
2312 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2313 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2314 XSetFillStyle (s
->display
, gc
, FillSolid
);
2319 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2323 else if (!s
->background_filled_p
)
2325 int background_width
= s
->background_width
;
2326 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2328 /* Don't draw into left margin, fringe or scrollbar area
2329 except for header line and mode line. */
2330 if (x
< left_x
&& !s
->row
->mode_line_p
)
2332 background_width
-= left_x
- x
;
2335 if (background_width
> 0)
2336 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2339 s
->background_filled_p
= 1;
2343 /* Draw glyph string S. */
2346 x_draw_glyph_string (struct glyph_string
*s
)
2348 bool relief_drawn_p
= 0;
2350 /* If S draws into the background of its successor, draw the
2351 background of the successor first so that S can draw into it.
2352 This makes S->next use XDrawString instead of XDrawImageString. */
2353 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2356 struct glyph_string
*next
;
2357 for (width
= 0, next
= s
->next
;
2358 next
&& width
< s
->right_overhang
;
2359 width
+= next
->width
, next
= next
->next
)
2360 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2362 x_set_glyph_string_gc (next
);
2363 x_set_glyph_string_clipping (next
);
2364 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2365 x_draw_stretch_glyph_string (next
);
2367 x_draw_glyph_string_background (next
, 1);
2368 next
->num_clips
= 0;
2372 /* Set up S->gc, set clipping and draw S. */
2373 x_set_glyph_string_gc (s
);
2375 /* Draw relief (if any) in advance for char/composition so that the
2376 glyph string can be drawn over it. */
2377 if (!s
->for_overlaps
2378 && s
->face
->box
!= FACE_NO_BOX
2379 && (s
->first_glyph
->type
== CHAR_GLYPH
2380 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2383 x_set_glyph_string_clipping (s
);
2384 x_draw_glyph_string_background (s
, 1);
2385 x_draw_glyph_string_box (s
);
2386 x_set_glyph_string_clipping (s
);
2389 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2391 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2392 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2393 /* We must clip just this glyph. left_overhang part has already
2394 drawn when s->prev was drawn, and right_overhang part will be
2395 drawn later when s->next is drawn. */
2396 x_set_glyph_string_clipping_exactly (s
, s
);
2398 x_set_glyph_string_clipping (s
);
2400 switch (s
->first_glyph
->type
)
2403 x_draw_image_glyph_string (s
);
2407 x_draw_stretch_glyph_string (s
);
2411 if (s
->for_overlaps
)
2412 s
->background_filled_p
= 1;
2414 x_draw_glyph_string_background (s
, 0);
2415 x_draw_glyph_string_foreground (s
);
2418 case COMPOSITE_GLYPH
:
2419 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2420 && ! s
->first_glyph
->u
.cmp
.automatic
))
2421 s
->background_filled_p
= 1;
2423 x_draw_glyph_string_background (s
, 1);
2424 x_draw_composite_glyph_string_foreground (s
);
2427 case GLYPHLESS_GLYPH
:
2428 if (s
->for_overlaps
)
2429 s
->background_filled_p
= 1;
2431 x_draw_glyph_string_background (s
, 0);
2432 x_draw_glyphless_glyph_string_foreground (s
);
2439 if (!s
->for_overlaps
)
2441 /* Draw underline. */
2442 if (s
->face
->underline_p
)
2444 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2448 if (s
->face
->underline_defaulted_p
)
2449 color
= s
->gc
->foreground
;
2451 color
= s
->face
->underline_color
;
2453 w32_draw_underwave (s
, color
);
2455 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2457 unsigned long thickness
, position
;
2460 if (s
->prev
&& s
->prev
->face
->underline_p
2461 && s
->prev
->face
->underline_type
== FACE_UNDER_LINE
)
2463 /* We use the same underline style as the previous one. */
2464 thickness
= s
->prev
->underline_thickness
;
2465 position
= s
->prev
->underline_position
;
2469 /* Get the underline thickness. Default is 1 pixel. */
2470 if (s
->font
&& s
->font
->underline_thickness
> 0)
2471 thickness
= s
->font
->underline_thickness
;
2474 if (x_underline_at_descent_line
)
2475 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2478 /* Get the underline position. This is the recommended
2479 vertical offset in pixels from the baseline to the top of
2480 the underline. This is a signed value according to the
2481 specs, and its default is
2483 ROUND ((maximum_descent) / 2), with
2484 ROUND (x) = floor (x + 0.5) */
2486 if (x_use_underline_position_properties
2487 && s
->font
&& s
->font
->underline_position
>= 0)
2488 position
= s
->font
->underline_position
;
2490 position
= (s
->font
->descent
+ 1) / 2;
2492 position
= max (position
, underline_minimum_offset
);
2494 /* Check the sanity of thickness and position. We should
2495 avoid drawing underline out of the current line area. */
2496 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2497 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2498 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2499 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2500 s
->underline_thickness
= thickness
;
2501 s
->underline_position
=position
;
2502 y
= s
->ybase
+ position
;
2503 if (s
->face
->underline_defaulted_p
)
2505 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2510 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2515 /* Draw overline. */
2516 if (s
->face
->overline_p
)
2518 unsigned long dy
= 0, h
= 1;
2520 if (s
->face
->overline_color_defaulted_p
)
2522 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2523 s
->y
+ dy
, s
->width
, h
);
2527 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2528 s
->y
+ dy
, s
->width
, h
);
2532 /* Draw strike-through. */
2533 if (s
->face
->strike_through_p
2534 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2536 unsigned long h
= 1;
2537 unsigned long dy
= (s
->height
- h
) / 2;
2539 if (s
->face
->strike_through_color_defaulted_p
)
2541 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2546 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2547 s
->y
+ dy
, s
->width
, h
);
2551 /* Draw relief if not yet drawn. */
2552 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2553 x_draw_glyph_string_box (s
);
2557 struct glyph_string
*prev
;
2559 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2560 if (prev
->hl
!= s
->hl
2561 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2563 /* As prev was drawn while clipped to its own area, we
2564 must draw the right_overhang part using s->hl now. */
2565 enum draw_glyphs_face save
= prev
->hl
;
2568 x_set_glyph_string_gc (prev
);
2569 x_set_glyph_string_clipping_exactly (s
, prev
);
2570 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2571 x_draw_glyph_string_foreground (prev
);
2573 x_draw_composite_glyph_string_foreground (prev
);
2574 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2576 prev
->num_clips
= 0;
2582 struct glyph_string
*next
;
2584 for (next
= s
->next
; next
; next
= next
->next
)
2585 if (next
->hl
!= s
->hl
2586 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2588 /* As next will be drawn while clipped to its own area,
2589 we must draw the left_overhang part using s->hl now. */
2590 enum draw_glyphs_face save
= next
->hl
;
2593 x_set_glyph_string_gc (next
);
2594 x_set_glyph_string_clipping_exactly (s
, next
);
2595 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2596 x_draw_glyph_string_foreground (next
);
2598 x_draw_composite_glyph_string_foreground (next
);
2599 w32_set_clip_rectangle (next
->hdc
, NULL
);
2601 next
->num_clips
= 0;
2602 next
->clip_head
= s
->next
;
2607 /* Reset clipping. */
2608 w32_set_clip_rectangle (s
->hdc
, NULL
);
2613 /* Shift display to make room for inserted glyphs. */
2616 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2617 int width
, int height
, int shift_by
)
2621 hdc
= get_frame_dc (f
);
2622 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2623 hdc
, x
, y
, SRCCOPY
);
2625 release_frame_dc (f
, hdc
);
2629 /* Delete N glyphs at the nominal cursor position. Not implemented
2633 x_delete_glyphs (struct frame
*f
, register int n
)
2635 if (! FRAME_W32_P (f
))
2642 /* Clear entire frame. */
2645 x_clear_frame (struct frame
*f
)
2647 if (! FRAME_W32_P (f
))
2650 /* Clearing the frame will erase any cursor, so mark them all as no
2652 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2656 w32_clear_window (f
);
2658 /* We have to clear the scroll bars, too. If we have changed
2659 colors or something like that, then they should be notified. */
2660 x_scroll_bar_clear (f
);
2666 /* Make audible bell. */
2669 w32_ring_bell (struct frame
*f
)
2673 if (FRAME_W32_P (f
) && visible_bell
)
2676 HWND hwnd
= FRAME_W32_WINDOW (f
);
2678 for (i
= 0; i
< 5; i
++)
2680 FlashWindow (hwnd
, TRUE
);
2683 FlashWindow (hwnd
, FALSE
);
2686 w32_sys_ring_bell (f
);
2692 /* Specify how many text lines, from the top of the window,
2693 should be affected by insert-lines and delete-lines operations.
2694 This, and those operations, are used only within an update
2695 that is bounded by calls to x_update_begin and x_update_end. */
2698 w32_set_terminal_window (struct frame
*f
, int n
)
2700 /* This function intentionally left blank. */
2704 /***********************************************************************
2706 ***********************************************************************/
2708 /* Perform an insert-lines or delete-lines operation, inserting N
2709 lines or deleting -N lines at vertical position VPOS. */
2712 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2714 if (! FRAME_W32_P (f
))
2721 /* Scroll part of the display as described by RUN. */
2724 x_scroll_run (struct window
*w
, struct run
*run
)
2726 struct frame
*f
= XFRAME (w
->frame
);
2727 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2728 HWND hwnd
= FRAME_W32_WINDOW (f
);
2731 /* Get frame-relative bounding box of the text display area of W,
2732 without mode lines. Include in this box the left and right
2734 window_box (w
, -1, &x
, &y
, &width
, &height
);
2736 /* If the fringe is adjacent to the left (right) scroll bar of a
2737 leftmost (rightmost, respectively) window, then extend its
2738 background to the gap between the fringe and the bar. */
2739 if ((WINDOW_LEFTMOST_P (w
)
2740 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2741 || (WINDOW_RIGHTMOST_P (w
)
2742 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2744 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2748 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2749 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2750 * FRAME_COLUMN_WIDTH (f
));
2752 if (bar_area_x
+ bar_area_width
== x
)
2754 x
= bar_area_x
+ sb_width
;
2755 width
+= bar_area_width
- sb_width
;
2757 else if (x
+ width
== bar_area_x
)
2758 width
+= bar_area_width
- sb_width
;
2762 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2763 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2764 bottom_y
= y
+ height
;
2768 /* Scrolling up. Make sure we don't copy part of the mode
2769 line at the bottom. */
2770 if (from_y
+ run
->height
> bottom_y
)
2771 height
= bottom_y
- from_y
;
2773 height
= run
->height
;
2774 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2778 /* Scrolling down. Make sure we don't copy over the mode line.
2780 if (to_y
+ run
->height
> bottom_y
)
2781 height
= bottom_y
- to_y
;
2783 height
= run
->height
;
2784 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2789 /* 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
)))
2902 bufp
->kind
= FOCUS_IN_EVENT
;
2903 XSETFRAME (bufp
->frame_or_window
, frame
);
2906 frame
->output_data
.x
->focus_state
|= state
;
2908 /* TODO: IME focus? */
2910 else if (type
== WM_KILLFOCUS
)
2912 frame
->output_data
.x
->focus_state
&= ~state
;
2914 if (dpyinfo
->w32_focus_event_frame
== frame
)
2916 dpyinfo
->w32_focus_event_frame
= 0;
2917 x_new_focus_frame (dpyinfo
, 0);
2919 bufp
->kind
= FOCUS_OUT_EVENT
;
2920 XSETFRAME (bufp
->frame_or_window
, frame
);
2923 /* TODO: IME focus? */
2928 /* The focus may have changed. Figure out if it is a real focus change,
2929 by checking both FocusIn/Out and Enter/LeaveNotify events.
2931 Returns FOCUS_IN_EVENT event in *BUFP. */
2934 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2935 struct input_event
*bufp
)
2937 struct frame
*frame
;
2939 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2943 /* On w32, this is only called from focus events, so no switch needed. */
2944 x_focus_changed (event
->msg
.message
,
2945 (event
->msg
.message
== WM_KILLFOCUS
?
2946 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2947 dpyinfo
, frame
, bufp
);
2951 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2954 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2956 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2959 /* The focus has changed, or we have redirected a frame's focus to
2960 another frame (this happens when a frame uses a surrogate
2961 mini-buffer frame). Shift the highlight as appropriate.
2963 The FRAME argument doesn't necessarily have anything to do with which
2964 frame is being highlighted or un-highlighted; we only use it to find
2965 the appropriate X display info. */
2968 w32_frame_rehighlight (struct frame
*frame
)
2970 if (! FRAME_W32_P (frame
))
2972 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2976 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2978 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2980 if (dpyinfo
->w32_focus_frame
)
2982 dpyinfo
->x_highlight_frame
2983 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2984 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2985 : dpyinfo
->w32_focus_frame
);
2986 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2988 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2989 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2993 dpyinfo
->x_highlight_frame
= 0;
2995 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2998 frame_unhighlight (old_highlight
);
2999 if (dpyinfo
->x_highlight_frame
)
3000 frame_highlight (dpyinfo
->x_highlight_frame
);
3004 /* Keyboard processing - modifier keys, etc. */
3006 /* Convert a keysym to its name. */
3009 x_get_keysym_name (int keysym
)
3011 /* Make static so we can always return it */
3012 static char value
[100];
3015 GetKeyNameText (keysym
, value
, 100);
3022 codepage_for_locale (LCID locale
)
3026 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3033 /* Mouse clicks and mouse movement. Rah. */
3035 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3036 the state in PUP. XBUTTON provides extra information for extended mouse
3037 button messages. Returns FALSE if unable to parse the message. */
3039 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3046 case WM_LBUTTONDOWN
:
3054 case WM_MBUTTONDOWN
:
3055 if (NILP (Vw32_swap_mouse_buttons
))
3062 if (NILP (Vw32_swap_mouse_buttons
))
3068 case WM_RBUTTONDOWN
:
3069 if (NILP (Vw32_swap_mouse_buttons
))
3076 if (NILP (Vw32_swap_mouse_buttons
))
3082 case WM_XBUTTONDOWN
:
3083 button
= xbutton
+ 2;
3087 button
= xbutton
+ 2;
3095 if (pbutton
) *pbutton
= button
;
3101 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3103 If the event is a button press, then note that we have grabbed
3107 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3112 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3115 /* Make the event type NO_EVENT; we'll change that when we decide
3117 result
->kind
= MOUSE_CLICK_EVENT
;
3118 result
->code
= button
;
3119 result
->timestamp
= msg
->msg
.time
;
3120 result
->modifiers
= (msg
->dwModifiers
3125 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3126 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3127 XSETFRAME (result
->frame_or_window
, f
);
3133 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3138 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3141 result
->timestamp
= msg
->msg
.time
;
3143 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3144 forward, away from the user (up); a negative value indicates that
3145 the wheel was rotated backward, toward the user (down). */
3146 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3148 /* The up and down modifiers indicate if the wheel was rotated up or
3149 down based on WHEEL_DELTA value. */
3150 result
->modifiers
= (msg
->dwModifiers
3151 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3153 /* With multiple monitors, we can legitimately get negative
3154 coordinates, so cast to short to interpret them correctly. */
3155 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3156 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3157 ScreenToClient (msg
->msg
.hwnd
, &p
);
3158 XSETINT (result
->x
, p
.x
);
3159 XSETINT (result
->y
, p
.y
);
3160 XSETFRAME (result
->frame_or_window
, f
);
3166 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3176 result
->kind
= DRAG_N_DROP_EVENT
;
3178 result
->timestamp
= msg
->msg
.time
;
3179 result
->modifiers
= msg
->dwModifiers
;
3181 hdrop
= (HDROP
) msg
->msg
.wParam
;
3182 DragQueryPoint (hdrop
, &p
);
3185 p
.x
= LOWORD (msg
->msg
.lParam
);
3186 p
.y
= HIWORD (msg
->msg
.lParam
);
3187 ScreenToClient (msg
->msg
.hwnd
, &p
);
3190 XSETINT (result
->x
, p
.x
);
3191 XSETINT (result
->y
, p
.y
);
3193 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3196 for (i
= 0; i
< num_files
; i
++)
3198 len
= GUI_FN (DragQueryFile
) (hdrop
, i
, NULL
, 0);
3202 name
= alloca ((len
+ 1) * sizeof (*name
));
3203 GUI_FN (DragQueryFile
) (hdrop
, i
, name
, len
+ 1);
3204 #ifdef NTGUI_UNICODE
3205 files
= Fcons (from_unicode_buffer (name
), files
);
3207 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3208 #endif /* NTGUI_UNICODE */
3213 XSETFRAME (frame
, f
);
3214 result
->frame_or_window
= frame
;
3215 result
->arg
= files
;
3222 /* File event notifications (see w32notify.c). */
3225 lispy_file_action (DWORD action
)
3227 static char unknown_fmt
[] = "unknown-action(%d)";
3232 case FILE_ACTION_ADDED
:
3235 case FILE_ACTION_REMOVED
:
3238 case FILE_ACTION_MODIFIED
:
3241 case FILE_ACTION_RENAMED_OLD_NAME
:
3242 retval
= Qrenamed_from
;
3244 case FILE_ACTION_RENAMED_NEW_NAME
:
3245 retval
= Qrenamed_to
;
3249 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3251 sprintf (buf
, unknown_fmt
, action
);
3252 retval
= intern (buf
);
3261 /* Put file notifications into the Emacs input event queue. This
3262 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3265 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3268 BYTE
*p
= file_notifications
;
3269 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3270 const DWORD min_size
3271 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3274 /* We cannot process notification before Emacs is fully initialized,
3275 since we need the UTF-16LE coding-system to be set up. */
3278 notification_buffer_in_use
= 0;
3282 XSETFRAME (frame
, f
);
3285 if (notification_buffer_in_use
)
3287 DWORD info_size
= notifications_size
;
3288 Lisp_Object cs
= intern ("utf-16le");
3289 Lisp_Object obj
= w32_get_watch_object (notifications_desc
);
3291 /* notifications_size could be zero when the buffer of
3292 notifications overflowed on the OS level, or when the
3293 directory being watched was itself deleted. Do nothing in
3296 && !NILP (obj
) && CONSP (obj
))
3298 Lisp_Object callback
= XCDR (obj
);
3300 while (info_size
>= min_size
)
3302 Lisp_Object utf_16_fn
3303 = make_unibyte_string ((char *)fni
->FileName
,
3304 fni
->FileNameLength
);
3305 /* Note: mule-conf is preloaded, so utf-16le must
3306 already be defined at this point. */
3308 = code_convert_string_norecord (utf_16_fn
, cs
, 0);
3309 Lisp_Object action
= lispy_file_action (fni
->Action
);
3311 event
->kind
= FILE_NOTIFY_EVENT
;
3313 = (ptrdiff_t)XINT (XIL ((EMACS_INT
)notifications_desc
));
3314 event
->timestamp
= msg
->msg
.time
;
3315 event
->modifiers
= 0;
3316 event
->frame_or_window
= callback
;
3317 event
->arg
= Fcons (action
, fname
);
3318 kbd_buffer_store_event (event
);
3321 if (!fni
->NextEntryOffset
)
3323 p
+= fni
->NextEntryOffset
;
3324 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3325 info_size
-= fni
->NextEntryOffset
;
3328 notification_buffer_in_use
= 0;
3331 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3334 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3335 event
->kind
= NO_EVENT
;
3337 #endif /* WINDOWSNT */
3338 #endif /* HAVE_W32NOTIFY */
3341 /* Function to report a mouse movement to the mainstream Emacs code.
3342 The input handler calls this.
3344 We have received a mouse movement event, which is given in *event.
3345 If the mouse is over a different glyph than it was last time, tell
3346 the mainstream emacs code by setting mouse_moved. If not, ask for
3347 another motion event, so we can check again the next time it moves. */
3349 static MSG last_mouse_motion_event
;
3350 static Lisp_Object last_mouse_motion_frame
;
3353 note_mouse_movement (struct frame
*frame
, MSG
*msg
)
3355 int mouse_x
= LOWORD (msg
->lParam
);
3356 int mouse_y
= HIWORD (msg
->lParam
);
3358 last_mouse_movement_time
= msg
->time
;
3359 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3360 XSETFRAME (last_mouse_motion_frame
, frame
);
3362 if (!FRAME_X_OUTPUT (frame
))
3365 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3367 frame
->mouse_moved
= 1;
3368 last_mouse_scroll_bar
= Qnil
;
3369 note_mouse_highlight (frame
, -1, -1);
3370 last_mouse_glyph_frame
= 0;
3374 /* Has the mouse moved off the glyph it was on at the last sighting? */
3375 if (frame
!= last_mouse_glyph_frame
3376 || mouse_x
< last_mouse_glyph
.left
3377 || mouse_x
>= last_mouse_glyph
.right
3378 || mouse_y
< last_mouse_glyph
.top
3379 || mouse_y
>= last_mouse_glyph
.bottom
)
3381 frame
->mouse_moved
= 1;
3382 last_mouse_scroll_bar
= Qnil
;
3383 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3384 /* Remember the mouse position here, as w32_mouse_position only
3385 gets called when mouse tracking is enabled but we also need
3386 to keep track of the mouse for help_echo and highlighting at
3388 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3389 last_mouse_glyph_frame
= frame
;
3397 /************************************************************************
3399 ************************************************************************/
3401 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3402 static void x_scroll_bar_report_motion (struct frame
**, Lisp_Object
*,
3403 enum scroll_bar_part
*,
3404 Lisp_Object
*, Lisp_Object
*,
3406 static void x_check_fullscreen (struct frame
*);
3409 redo_mouse_highlight (void)
3411 if (!NILP (last_mouse_motion_frame
)
3412 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3413 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3414 LOWORD (last_mouse_motion_event
.lParam
),
3415 HIWORD (last_mouse_motion_event
.lParam
));
3419 w32_define_cursor (Window window
, Cursor cursor
)
3421 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3423 /* Return the current position of the mouse.
3424 *fp should be a frame which indicates which display to ask about.
3426 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3427 and *part to the frame, window, and scroll bar part that the mouse
3428 is over. Set *x and *y to the portion and whole of the mouse's
3429 position on the scroll bar.
3431 If the mouse movement started elsewhere, set *fp to the frame the
3432 mouse is on, *bar_window to nil, and *x and *y to the character cell
3435 Set *time to the server time-stamp for the time at which the mouse
3436 was at this position.
3438 Don't store anything if we don't have a valid set of values to report.
3440 This clears the mouse_moved flag, so we can wait for the next mouse
3444 w32_mouse_position (struct frame
**fp
, int insist
, Lisp_Object
*bar_window
,
3445 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3446 unsigned long *time
)
3452 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3453 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3458 Lisp_Object frame
, tail
;
3460 /* Clear the mouse-moved flag for every frame on this display. */
3461 FOR_EACH_FRAME (tail
, frame
)
3462 XFRAME (frame
)->mouse_moved
= 0;
3464 last_mouse_scroll_bar
= Qnil
;
3468 /* Now we have a position on the root; find the innermost window
3469 containing the pointer. */
3471 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3472 && FRAME_LIVE_P (last_mouse_frame
))
3474 /* If mouse was grabbed on a frame, give coords for that frame
3475 even if the mouse is now outside it. */
3476 f1
= last_mouse_frame
;
3480 /* Is window under mouse one of our frames? */
3481 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3482 WindowFromPoint (pt
));
3485 /* If not, is it one of our scroll bars? */
3488 struct scroll_bar
*bar
3489 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3493 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3497 if (f1
== 0 && insist
> 0)
3498 f1
= SELECTED_FRAME ();
3502 /* Ok, we found a frame. Store all the values.
3503 last_mouse_glyph is a rectangle used to reduce the
3504 generation of mouse events. To not miss any motion
3505 events, we must divide the frame into rectangles of the
3506 size of the smallest character that could be displayed
3507 on it, i.e. into the same rectangles that matrices on
3508 the frame are divided into. */
3510 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3511 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3512 last_mouse_glyph_frame
= f1
;
3519 *time
= last_mouse_movement_time
;
3528 /***********************************************************************
3530 ***********************************************************************/
3532 /* Handle mouse button event on the tool-bar of frame F, at
3533 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3534 or ButtonRelease. */
3537 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3539 int x
= XFASTINT (button_event
->x
);
3540 int y
= XFASTINT (button_event
->y
);
3542 if (button_event
->modifiers
& down_modifier
)
3543 handle_tool_bar_click (f
, x
, y
, 1, 0);
3545 handle_tool_bar_click (f
, x
, y
, 0,
3546 button_event
->modifiers
& ~up_modifier
);
3551 /***********************************************************************
3553 ***********************************************************************/
3555 /* Scroll bar support. */
3557 /* Given a window ID, find the struct scroll_bar which manages it.
3558 This can be called in GC, so we have to make sure to strip off mark
3561 static struct scroll_bar
*
3562 x_window_to_scroll_bar (Window window_id
)
3564 Lisp_Object tail
, frame
;
3566 FOR_EACH_FRAME (tail
, frame
)
3568 Lisp_Object bar
, condemned
;
3570 /* Scan this frame's scroll bar list for a scroll bar with the
3572 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3573 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3574 /* This trick allows us to search both the ordinary and
3575 condemned scroll bar lists with one loop. */
3576 ! NILP (bar
) || (bar
= condemned
,
3579 bar
= XSCROLL_BAR (bar
)->next
)
3580 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3581 return XSCROLL_BAR (bar
);
3589 /* Set the thumb size and position of scroll bar BAR. We are currently
3590 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3593 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3594 int portion
, int position
, int whole
)
3596 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3597 /* We use the whole scroll-bar height in the calculations below, to
3598 avoid strange effects like scrolling backwards when just clicking
3599 on the handle (without moving it). */
3600 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3601 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3602 int sb_page
, sb_pos
;
3603 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3606 /* We used to change the nPage setting while dragging the handle,
3607 but that had very strange effects (such as scrolling backwards
3608 while dragging downwards).
3610 Now, we don't change the nPage setting while dragging unless we
3611 get near to the end of the buffer, in which case we often have to
3612 resize the handle to "go all the way". */
3618 si
.cbSize
= sizeof (si
);
3619 si
.fMask
= SIF_POS
| SIF_PAGE
;
3620 GetScrollInfo (w
, SB_CTL
, &si
);
3621 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3629 /* Position scroll bar at rock bottom if the bottom of the
3630 buffer is visible. This avoids shrinking the thumb away
3631 to nothing if it is held at the bottom of the buffer. */
3632 if (position
+ portion
>= whole
&& !draggingp
)
3634 sb_page
= range
* (whole
- position
) / whole
;
3639 sb_pos
= position
* range
/ whole
;
3640 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3649 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3653 si
.cbSize
= sizeof (si
);
3654 si
.fMask
= SIF_PAGE
| SIF_POS
;
3658 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3664 /************************************************************************
3665 Scroll bars, general
3666 ************************************************************************/
3669 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3671 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3672 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3676 /*#define ATTACH_THREADS*/
3679 my_show_window (struct frame
*f
, HWND hwnd
, int how
)
3681 #ifndef ATTACH_THREADS
3682 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3683 (WPARAM
) hwnd
, (LPARAM
) how
);
3685 return ShowWindow (hwnd
, how
);
3690 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3691 int x
, int y
, int cx
, int cy
, UINT flags
)
3693 #ifndef ATTACH_THREADS
3695 pos
.hwndInsertAfter
= hwndAfter
;
3701 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3703 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3709 my_set_focus (struct frame
* f
, HWND hwnd
)
3711 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3717 my_set_foreground_window (HWND hwnd
)
3719 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3724 my_destroy_window (struct frame
* f
, HWND hwnd
)
3726 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3731 my_bring_window_to_top (HWND hwnd
)
3733 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3736 /* Create a scroll bar and return the scroll bar vector for it. W is
3737 the Emacs window on which to create the scroll bar. TOP, LEFT,
3738 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3741 static struct scroll_bar
*
3742 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3744 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3747 struct scroll_bar
*bar
3748 = ALLOCATE_PSEUDOVECTOR (struct scroll_bar
, fringe_extended_p
, PVEC_OTHER
);
3753 XSETWINDOW (bar
->window
, w
);
3754 XSETINT (bar
->top
, top
);
3755 XSETINT (bar
->left
, left
);
3756 XSETINT (bar
->width
, width
);
3757 XSETINT (bar
->height
, height
);
3758 XSETINT (bar
->start
, 0);
3759 XSETINT (bar
->end
, 0);
3760 bar
->dragging
= Qnil
;
3761 bar
->fringe_extended_p
= 0;
3763 /* Requires geometry to be set before call to create the real window */
3765 hwnd
= my_create_scrollbar (f
, bar
);
3767 si
.cbSize
= sizeof (si
);
3770 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3771 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3775 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3777 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3779 /* Add bar to its frame's list of scroll bars. */
3780 bar
->next
= FRAME_SCROLL_BARS (f
);
3782 XSETVECTOR (barobj
, bar
);
3783 fset_scroll_bars (f
, barobj
);
3784 if (! NILP (bar
->next
))
3785 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3793 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3797 x_scroll_bar_remove (struct scroll_bar
*bar
)
3799 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3803 /* Destroy the window. */
3804 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3806 /* Dissociate this scroll bar from its window. */
3807 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3812 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3813 that we are displaying PORTION characters out of a total of WHOLE
3814 characters, starting at POSITION. If WINDOW has no scroll bar,
3817 w32_set_vertical_scroll_bar (struct window
*w
,
3818 int portion
, int whole
, int position
)
3820 struct frame
*f
= XFRAME (w
->frame
);
3822 struct scroll_bar
*bar
;
3823 int top
, height
, left
, sb_left
, width
, sb_width
;
3824 int window_y
, window_height
;
3825 bool fringe_extended_p
;
3827 /* Get window dimensions. */
3828 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3830 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3831 height
= window_height
;
3833 /* Compute the left edge of the scroll bar area. */
3834 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3836 /* Compute the width of the scroll bar which might be less than
3837 the width of the area reserved for the scroll bar. */
3838 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3839 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3843 /* Compute the left edge of the scroll bar. */
3844 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3845 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3847 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3849 fringe_extended_p
= WINDOW_FRINGE_EXTENDED_P (w
);
3851 /* Does the scroll bar exist yet? */
3852 if (NILP (w
->vertical_scroll_bar
))
3856 if (width
> 0 && height
> 0)
3858 hdc
= get_frame_dc (f
);
3859 if (fringe_extended_p
)
3860 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3862 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3863 release_frame_dc (f
, hdc
);
3867 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3871 /* It may just need to be moved and resized. */
3874 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3875 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3877 /* If already correctly positioned, do nothing. */
3878 if (XINT (bar
->left
) == sb_left
3879 && XINT (bar
->top
) == top
3880 && XINT (bar
->width
) == sb_width
3881 && XINT (bar
->height
) == height
3882 && bar
->fringe_extended_p
== fringe_extended_p
)
3884 /* Redraw after clear_frame. */
3885 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3886 InvalidateRect (hwnd
, NULL
, FALSE
);
3894 if (width
&& height
)
3896 hdc
= get_frame_dc (f
);
3897 /* Since Windows scroll bars are smaller than the space reserved
3898 for them on the frame, we have to clear "under" them. */
3899 if (fringe_extended_p
)
3900 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3902 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3903 release_frame_dc (f
, hdc
);
3905 /* Make sure scroll bar is "visible" before moving, to ensure the
3906 area of the parent window now exposed will be refreshed. */
3907 my_show_window (f
, hwnd
, SW_HIDE
);
3908 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3909 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3910 max (height
, 1), TRUE
);
3912 si
.cbSize
= sizeof (si
);
3913 si
.fMask
= SIF_RANGE
;
3915 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3916 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3918 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3920 my_show_window (f
, hwnd
, SW_NORMAL
);
3921 /* InvalidateRect (w, NULL, FALSE); */
3923 /* Remember new settings. */
3924 XSETINT (bar
->left
, sb_left
);
3925 XSETINT (bar
->top
, top
);
3926 XSETINT (bar
->width
, sb_width
);
3927 XSETINT (bar
->height
, height
);
3932 bar
->fringe_extended_p
= fringe_extended_p
;
3934 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3935 XSETVECTOR (barobj
, bar
);
3936 wset_vertical_scroll_bar (w
, barobj
);
3940 /* The following three hooks are used when we're doing a thorough
3941 redisplay of the frame. We don't explicitly know which scroll bars
3942 are going to be deleted, because keeping track of when windows go
3943 away is a real pain - "Can you say set-window-configuration, boys
3944 and girls?" Instead, we just assert at the beginning of redisplay
3945 that *all* scroll bars are to be removed, and then save a scroll bar
3946 from the fiery pit when we actually redisplay its window. */
3948 /* Arrange for all scroll bars on FRAME to be removed at the next call
3949 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3950 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3953 w32_condemn_scroll_bars (struct frame
*frame
)
3955 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3956 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3959 bar
= FRAME_SCROLL_BARS (frame
);
3960 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3961 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3962 XSCROLL_BAR (bar
)->prev
= Qnil
;
3963 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3964 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3965 fset_condemned_scroll_bars (frame
, bar
);
3970 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3971 Note that WINDOW isn't necessarily condemned at all. */
3974 w32_redeem_scroll_bar (struct window
*window
)
3976 struct scroll_bar
*bar
;
3980 /* We can't redeem this window's scroll bar if it doesn't have one. */
3981 if (NILP (window
->vertical_scroll_bar
))
3984 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3986 /* Unlink it from the condemned list. */
3987 f
= XFRAME (WINDOW_FRAME (window
));
3988 if (NILP (bar
->prev
))
3990 /* If the prev pointer is nil, it must be the first in one of
3992 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3993 /* It's not condemned. Everything's fine. */
3995 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3996 window
->vertical_scroll_bar
))
3997 fset_condemned_scroll_bars (f
, bar
->next
);
3999 /* If its prev pointer is nil, it must be at the front of
4000 one or the other! */
4004 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4006 if (! NILP (bar
->next
))
4007 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4009 bar
->next
= FRAME_SCROLL_BARS (f
);
4011 XSETVECTOR (barobj
, bar
);
4012 fset_scroll_bars (f
, barobj
);
4013 if (! NILP (bar
->next
))
4014 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4017 /* Remove all scroll bars on FRAME that haven't been saved since the
4018 last call to `*condemn_scroll_bars_hook'. */
4021 w32_judge_scroll_bars (struct frame
*f
)
4023 Lisp_Object bar
, next
;
4025 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4027 /* Clear out the condemned list now so we won't try to process any
4028 more events on the hapless scroll bars. */
4029 fset_condemned_scroll_bars (f
, Qnil
);
4031 for (; ! NILP (bar
); bar
= next
)
4033 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4035 x_scroll_bar_remove (b
);
4038 b
->next
= b
->prev
= Qnil
;
4041 /* Now there should be no references to the condemned scroll bars,
4042 and they should get garbage-collected. */
4045 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4046 is set to something other than NO_EVENT, it is enqueued.
4048 This may be called from a signal handler, so we have to ignore GC
4052 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4053 struct input_event
*emacs_event
)
4055 if (! WINDOWP (bar
->window
))
4058 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4059 emacs_event
->code
= 0;
4060 /* not really meaningful to distinguish up/down */
4061 emacs_event
->modifiers
= msg
->dwModifiers
;
4062 emacs_event
->frame_or_window
= bar
->window
;
4063 emacs_event
->arg
= Qnil
;
4064 emacs_event
->timestamp
= msg
->msg
.time
;
4067 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4069 int dragging
= !NILP (bar
->dragging
);
4072 si
.cbSize
= sizeof (si
);
4075 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4078 bar
->dragging
= Qnil
;
4081 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4083 switch (LOWORD (msg
->msg
.wParam
))
4086 emacs_event
->part
= scroll_bar_down_arrow
;
4089 emacs_event
->part
= scroll_bar_up_arrow
;
4092 emacs_event
->part
= scroll_bar_above_handle
;
4095 emacs_event
->part
= scroll_bar_below_handle
;
4098 emacs_event
->part
= scroll_bar_handle
;
4102 emacs_event
->part
= scroll_bar_handle
;
4106 case SB_THUMBPOSITION
:
4107 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4108 y
= HIWORD (msg
->msg
.wParam
);
4110 emacs_event
->part
= scroll_bar_handle
;
4112 /* "Silently" update current position. */
4116 si
.cbSize
= sizeof (si
);
4119 /* Remember apparent position (we actually lag behind the real
4120 position, so don't set that directly). */
4121 last_scroll_bar_drag_pos
= y
;
4123 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4127 /* If this is the end of a drag sequence, then reset the scroll
4128 handle size to normal and do a final redraw. Otherwise do
4133 int start
= XINT (bar
->start
);
4134 int end
= XINT (bar
->end
);
4136 si
.cbSize
= sizeof (si
);
4137 si
.fMask
= SIF_PAGE
| SIF_POS
;
4138 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4139 si
.nPos
= last_scroll_bar_drag_pos
;
4140 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4144 emacs_event
->kind
= NO_EVENT
;
4148 XSETINT (emacs_event
->x
, y
);
4149 XSETINT (emacs_event
->y
, top_range
);
4155 /* Return information to the user about the current position of the mouse
4156 on the scroll bar. */
4159 x_scroll_bar_report_motion (struct frame
**fp
, Lisp_Object
*bar_window
,
4160 enum scroll_bar_part
*part
,
4161 Lisp_Object
*x
, Lisp_Object
*y
,
4162 unsigned long *time
)
4164 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4165 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4166 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4168 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4174 *bar_window
= bar
->window
;
4176 si
.cbSize
= sizeof (si
);
4177 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4179 GetScrollInfo (w
, SB_CTL
, &si
);
4181 top_range
= si
.nMax
- si
.nPage
+ 1;
4183 switch (LOWORD (last_mouse_scroll_bar_pos
))
4185 case SB_THUMBPOSITION
:
4187 *part
= scroll_bar_handle
;
4188 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4189 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4192 *part
= scroll_bar_handle
;
4196 *part
= scroll_bar_handle
;
4201 XSETINT (*y
, top_range
);
4204 last_mouse_scroll_bar
= Qnil
;
4206 *time
= last_mouse_movement_time
;
4212 /* The screen has been cleared so we may have changed foreground or
4213 background colors, and the scroll bars may need to be redrawn.
4214 Clear out the scroll bars, and ask for expose events, so we can
4218 x_scroll_bar_clear (struct frame
*f
)
4222 /* We can have scroll bars even if this is 0,
4223 if we just turned off scroll bar mode.
4224 But in that case we should not clear them. */
4225 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4226 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4227 bar
= XSCROLL_BAR (bar
)->next
)
4229 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4230 HDC hdc
= GetDC (window
);
4233 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4234 arranges to refresh the scroll bar if hidden. */
4235 my_show_window (f
, window
, SW_HIDE
);
4237 GetClientRect (window
, &rect
);
4238 select_palette (f
, hdc
);
4239 w32_clear_rect (f
, hdc
, &rect
);
4240 deselect_palette (f
, hdc
);
4242 ReleaseDC (window
, hdc
);
4247 /* The main W32 event-reading loop - w32_read_socket. */
4249 /* Record the last 100 characters stored
4250 to help debug the loss-of-chars-during-GC problem. */
4252 static int temp_index
;
4253 static short temp_buffer
[100];
4255 /* Temporarily store lead byte of DBCS input sequences. */
4256 static char dbcs_lead
= 0;
4258 /* Read events coming from the W32 shell.
4259 This routine is called by the SIGIO handler.
4260 We return as soon as there are no more events to be read.
4262 For an overview of how Emacs input works on MS-Windows, see the
4263 commentary before w32_msg_pump in w32fns.c.
4265 We return the number of characters stored into the buffer,
4266 thus pretending to be `read'.
4268 Some of these messages are reposted back to the message queue since the
4269 system calls the windows proc directly in a context where we cannot return
4270 the data nor can we guarantee the state we are in. So if we dispatch them
4271 we will get into an infinite loop. To prevent this from ever happening we
4272 will set a variable to indicate we are in the read_socket call and indicate
4273 which message we are processing since the windows proc gets called
4274 recursively with different messages by the system.
4278 w32_read_socket (struct terminal
*terminal
,
4279 struct input_event
*hold_quit
)
4282 int check_visibility
= 0;
4285 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4286 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4291 /* So people can tell when we have read the available input. */
4292 input_signal_count
++;
4294 /* Process any incoming thread messages. */
4295 drain_message_queue ();
4297 /* TODO: ghostscript integration. */
4298 while (get_next_msg (&msg
, FALSE
))
4300 struct input_event inev
;
4303 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4304 /* w32_name_of_message (msg.msg.message), */
4305 /* msg.msg.time)); */
4308 inev
.kind
= NO_EVENT
;
4311 switch (msg
.msg
.message
)
4313 case WM_EMACS_PAINT
:
4314 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4318 if (msg
.rect
.right
== msg
.rect
.left
||
4319 msg
.rect
.bottom
== msg
.rect
.top
)
4321 /* We may get paint messages even though the client
4322 area is clipped - these are not expose events. */
4323 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4326 else if (FRAME_VISIBLE_P (f
) != 1)
4328 bool iconified
= FRAME_ICONIFIED_P (f
);
4330 /* Definitely not obscured, so mark as visible. */
4331 SET_FRAME_VISIBLE (f
, 1);
4332 SET_FRAME_ICONIFIED (f
, 0);
4333 SET_FRAME_GARBAGED (f
);
4334 if (!f
->output_data
.w32
->asked_for_visible
)
4335 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4338 /* WM_PAINT serves as MapNotify as well, so report
4339 visibility changes properly. */
4342 inev
.kind
= DEICONIFY_EVENT
;
4343 XSETFRAME (inev
.frame_or_window
, f
);
4345 else if (!NILP (Vframe_list
) && !NILP (XCDR (Vframe_list
)))
4346 /* Force a redisplay sooner or later to update the
4347 frame titles in case this is the second frame. */
4348 record_asynch_buffer_change ();
4352 HDC hdc
= get_frame_dc (f
);
4354 /* Erase background again for safety. */
4355 w32_clear_rect (f
, hdc
, &msg
.rect
);
4356 release_frame_dc (f
, hdc
);
4360 msg
.rect
.right
- msg
.rect
.left
,
4361 msg
.rect
.bottom
- msg
.rect
.top
);
4366 case WM_INPUTLANGCHANGE
:
4367 /* Generate a language change event. */
4368 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4370 /* lParam contains the input language ID in its low 16 bits.
4371 Use it to update our record of the keyboard codepage. */
4372 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4377 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4378 XSETFRAME (inev
.frame_or_window
, f
);
4379 inev
.code
= w32_keyboard_codepage
;
4380 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4386 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4388 if (f
&& !FRAME_ICONIFIED_P (f
))
4390 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4391 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4393 clear_mouse_face (hlinfo
);
4394 hlinfo
->mouse_face_hidden
= 1;
4397 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4399 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4400 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4401 inev
.code
= msg
.msg
.wParam
;
4402 inev
.modifiers
= msg
.dwModifiers
;
4403 XSETFRAME (inev
.frame_or_window
, f
);
4404 inev
.timestamp
= msg
.msg
.time
;
4411 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4413 if (f
&& !FRAME_ICONIFIED_P (f
))
4415 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4416 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4418 clear_mouse_face (hlinfo
);
4419 hlinfo
->mouse_face_hidden
= 1;
4422 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4424 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4426 inev
.modifiers
= msg
.dwModifiers
;
4427 XSETFRAME (inev
.frame_or_window
, f
);
4428 inev
.timestamp
= msg
.msg
.time
;
4430 if (msg
.msg
.message
== WM_UNICHAR
)
4432 inev
.code
= msg
.msg
.wParam
;
4434 else if (msg
.msg
.wParam
< 256)
4439 dbcs
[1] = (char) msg
.msg
.wParam
;
4443 dbcs
[0] = dbcs_lead
;
4445 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4449 DebPrint (("Invalid DBCS sequence: %d %d\n",
4451 inev
.kind
= NO_EVENT
;
4455 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4456 (BYTE
) msg
.msg
.wParam
))
4458 dbcs_lead
= (char) msg
.msg
.wParam
;
4459 inev
.kind
= NO_EVENT
;
4464 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4465 &dbcs
[1], 1, &code
, 1))
4467 /* What to do with garbage? */
4468 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4469 inev
.kind
= NO_EVENT
;
4477 /* Windows shouldn't generate WM_CHAR events above 0xFF
4478 in non-Unicode message handlers. */
4479 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4480 inev
.kind
= NO_EVENT
;
4483 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4484 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4489 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4491 if (f
&& !FRAME_ICONIFIED_P (f
))
4493 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4494 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4496 clear_mouse_face (hlinfo
);
4497 hlinfo
->mouse_face_hidden
= 1;
4500 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4502 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4503 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4504 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4505 inev
.modifiers
= msg
.dwModifiers
;
4506 XSETFRAME (inev
.frame_or_window
, f
);
4507 inev
.timestamp
= msg
.msg
.time
;
4512 /* Ignore non-movement. */
4514 int x
= LOWORD (msg
.msg
.lParam
);
4515 int y
= HIWORD (msg
.msg
.lParam
);
4516 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4518 last_mousemove_x
= x
;
4519 last_mousemove_y
= y
;
4522 previous_help_echo_string
= help_echo_string
;
4523 help_echo_string
= Qnil
;
4525 if (dpyinfo
->grabbed
&& last_mouse_frame
4526 && FRAME_LIVE_P (last_mouse_frame
))
4527 f
= last_mouse_frame
;
4529 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4531 if (hlinfo
->mouse_face_hidden
)
4533 hlinfo
->mouse_face_hidden
= 0;
4534 clear_mouse_face (hlinfo
);
4539 /* Generate SELECT_WINDOW_EVENTs when needed. */
4540 if (!NILP (Vmouse_autoselect_window
))
4543 int x
= LOWORD (msg
.msg
.lParam
);
4544 int y
= HIWORD (msg
.msg
.lParam
);
4546 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4548 /* Window will be selected only when it is not
4549 selected now and last mouse movement event was
4550 not in it. Minibuffer window will be selected
4551 only when it is active. */
4552 if (WINDOWP (window
)
4553 && !EQ (window
, last_window
)
4554 && !EQ (window
, selected_window
)
4555 /* For click-to-focus window managers
4556 create event iff we don't leave the
4558 && (focus_follows_mouse
4559 || (EQ (XWINDOW (window
)->frame
,
4560 XWINDOW (selected_window
)->frame
))))
4562 inev
.kind
= SELECT_WINDOW_EVENT
;
4563 inev
.frame_or_window
= window
;
4566 last_window
= window
;
4568 if (!note_mouse_movement (f
, &msg
.msg
))
4569 help_echo_string
= previous_help_echo_string
;
4573 /* If we move outside the frame, then we're
4574 certainly no longer on any text in the frame. */
4575 clear_mouse_face (hlinfo
);
4578 /* If the contents of the global variable help_echo_string
4579 has changed, generate a HELP_EVENT. */
4580 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4581 But it was originally changed to this to fix a bug, so I have
4582 not removed it completely in case the bug is still there. */
4583 if (help_echo_string
!= previous_help_echo_string
||
4584 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4585 #else /* This is what xterm.c does. */
4586 if (!NILP (help_echo_string
)
4587 || !NILP (previous_help_echo_string
))
4592 case WM_LBUTTONDOWN
:
4594 case WM_MBUTTONDOWN
:
4596 case WM_RBUTTONDOWN
:
4598 case WM_XBUTTONDOWN
:
4601 /* If we decide we want to generate an event to be seen
4602 by the rest of Emacs, we put it here. */
4603 bool tool_bar_p
= 0;
4607 if (dpyinfo
->grabbed
&& last_mouse_frame
4608 && FRAME_LIVE_P (last_mouse_frame
))
4609 f
= last_mouse_frame
;
4611 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4615 construct_mouse_click (&inev
, &msg
, f
);
4617 /* Is this in the tool-bar? */
4618 if (WINDOWP (f
->tool_bar_window
)
4619 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4622 int x
= XFASTINT (inev
.x
);
4623 int y
= XFASTINT (inev
.y
);
4625 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4627 if (EQ (window
, f
->tool_bar_window
))
4629 w32_handle_tool_bar_click (f
, &inev
);
4635 || (dpyinfo
->w32_focus_frame
4636 && f
!= dpyinfo
->w32_focus_frame
))
4637 inev
.kind
= NO_EVENT
;
4640 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4645 dpyinfo
->grabbed
&= ~ (1 << button
);
4649 dpyinfo
->grabbed
|= (1 << button
);
4650 last_mouse_frame
= f
;
4651 /* Ignore any mouse motion that happened
4652 before this event; any subsequent mouse-movement
4653 Emacs events should reflect only motion after
4659 last_tool_bar_item
= -1;
4665 case WM_MOUSEHWHEEL
:
4667 if (dpyinfo
->grabbed
&& last_mouse_frame
4668 && FRAME_LIVE_P (last_mouse_frame
))
4669 f
= last_mouse_frame
;
4671 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4676 if (!dpyinfo
->w32_focus_frame
4677 || f
== dpyinfo
->w32_focus_frame
)
4679 /* Emit an Emacs wheel-up/down event. */
4680 construct_mouse_wheel (&inev
, &msg
, f
);
4682 /* Ignore any mouse motion that happened before this
4683 event; any subsequent mouse-movement Emacs events
4684 should reflect only motion after the
4688 last_mouse_frame
= f
;
4689 last_tool_bar_item
= -1;
4694 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4697 construct_drag_n_drop (&inev
, &msg
, f
);
4702 struct scroll_bar
*bar
=
4703 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4706 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4710 case WM_WINDOWPOSCHANGED
:
4712 case WM_ACTIVATEAPP
:
4713 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4716 /* Run the full-screen hook function also when we are
4717 being activated, to actually install the required
4718 size in effect, if the WAIT flag is set. This is
4719 because when the hook is run from x_set_fullscreen,
4720 the frame might not yet be visible, if that call is a
4721 result of make-frame, and in that case the hook just
4722 sets the WAIT flag. */
4723 if ((msg
.msg
.message
== WM_WINDOWPOSCHANGED
|| msg
.msg
.wParam
)
4724 && (f
->want_fullscreen
& FULLSCREEN_WAIT
))
4725 w32fullscreen_hook (f
);
4726 x_check_fullscreen (f
);
4728 check_visibility
= 1;
4732 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4734 if (f
&& !FRAME_ICONIFIED_P (f
))
4738 x_real_positions (f
, &x
, &y
);
4743 check_visibility
= 1;
4747 /* wParam non-zero means Window is about to be shown, 0 means
4748 about to be hidden. */
4749 /* Redo the mouse-highlight after the tooltip has gone. */
4750 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4753 redo_mouse_highlight ();
4756 /* If window has been obscured or exposed by another window
4757 being maximized or minimized/restored, then recheck
4758 visibility of all frames. Direct changes to our own
4759 windows get handled by WM_SIZE. */
4761 if (msg
.msg
.lParam
!= 0)
4762 check_visibility
= 1;
4765 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4766 f
->async_visible
= msg
.msg
.wParam
;
4770 check_visibility
= 1;
4774 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4776 /* Inform lisp of whether frame has been iconified etc. */
4779 switch (msg
.msg
.wParam
)
4781 case SIZE_MINIMIZED
:
4782 SET_FRAME_VISIBLE (f
, 0);
4783 SET_FRAME_ICONIFIED (f
, 1);
4785 inev
.kind
= ICONIFY_EVENT
;
4786 XSETFRAME (inev
.frame_or_window
, f
);
4789 case SIZE_MAXIMIZED
:
4792 bool iconified
= FRAME_ICONIFIED_P (f
);
4795 SET_FRAME_VISIBLE (f
, 1);
4796 SET_FRAME_ICONIFIED (f
, 0);
4798 /* wait_reading_process_output will notice this
4799 and update the frame's display structures. */
4800 SET_FRAME_GARBAGED (f
);
4806 /* Reset top and left positions of the Window
4807 here since Windows sends a WM_MOVE message
4808 BEFORE telling us the Window is minimized
4809 when the Window is iconified, with 3000,3000
4811 x_real_positions (f
, &x
, &y
);
4815 inev
.kind
= DEICONIFY_EVENT
;
4816 XSETFRAME (inev
.frame_or_window
, f
);
4818 else if (! NILP (Vframe_list
)
4819 && ! NILP (XCDR (Vframe_list
)))
4820 /* Force a redisplay sooner or later
4821 to update the frame titles
4822 in case this is the second frame. */
4823 record_asynch_buffer_change ();
4829 if (f
&& !FRAME_ICONIFIED_P (f
) && msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4837 GetClientRect (msg
.msg
.hwnd
, &rect
);
4839 height
= rect
.bottom
- rect
.top
;
4840 width
= rect
.right
- rect
.left
;
4842 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4843 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4845 /* TODO: Clip size to the screen dimensions. */
4847 /* Even if the number of character rows and columns has
4848 not changed, the font size may have changed, so we need
4849 to check the pixel dimensions as well. */
4851 if (columns
!= FRAME_COLS (f
)
4852 || rows
!= FRAME_LINES (f
)
4853 || width
!= FRAME_PIXEL_WIDTH (f
)
4854 || height
!= FRAME_PIXEL_HEIGHT (f
))
4856 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4857 SET_FRAME_GARBAGED (f
);
4858 cancel_mouse_face (f
);
4859 FRAME_PIXEL_WIDTH (f
) = width
;
4860 FRAME_PIXEL_HEIGHT (f
) = height
;
4861 f
->win_gravity
= NorthWestGravity
;
4865 check_visibility
= 1;
4869 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4872 if (f
== hlinfo
->mouse_face_mouse_frame
)
4874 /* If we move outside the frame, then we're
4875 certainly no longer on any text in the frame. */
4876 clear_mouse_face (hlinfo
);
4877 hlinfo
->mouse_face_mouse_frame
= 0;
4880 /* Generate a nil HELP_EVENT to cancel a help-echo.
4881 Do it only if there's something to cancel.
4882 Otherwise, the startup message is cleared when
4883 the mouse leaves the frame. */
4884 if (any_help_event_p
)
4890 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4892 dpyinfo
->grabbed
= 0;
4893 check_visibility
= 1;
4897 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4898 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4902 if (f
== hlinfo
->mouse_face_mouse_frame
)
4904 /* If we move outside the frame, then we're
4905 certainly no longer on any text in the frame. */
4906 clear_mouse_face (hlinfo
);
4907 hlinfo
->mouse_face_mouse_frame
= 0;
4910 /* Generate a nil HELP_EVENT to cancel a help-echo.
4911 Do it only if there's something to cancel.
4912 Otherwise, the startup message is cleared when
4913 the mouse leaves the frame. */
4914 if (any_help_event_p
)
4918 dpyinfo
->grabbed
= 0;
4919 check_visibility
= 1;
4923 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4927 inev
.kind
= DELETE_WINDOW_EVENT
;
4928 XSETFRAME (inev
.frame_or_window
, f
);
4933 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4937 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4938 XSETFRAME (inev
.frame_or_window
, f
);
4943 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4947 extern void menubar_selection_callback
4948 (struct frame
*f
, void * client_data
);
4949 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4952 check_visibility
= 1;
4955 case WM_DISPLAYCHANGE
:
4956 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4960 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4961 DebPrint (("display change: %d %d\n",
4962 (short) LOWORD (msg
.msg
.lParam
),
4963 (short) HIWORD (msg
.msg
.lParam
)));
4966 check_visibility
= 1;
4970 case WM_EMACS_FILENOTIFY
:
4971 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4973 queue_notifications (&inev
, &msg
, f
, &count
);
4978 /* Check for messages registered at runtime. */
4979 if (msg
.msg
.message
== msh_mousewheel
)
4981 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4982 msg
.msg
.message
= WM_MOUSEWHEEL
;
4988 if (inev
.kind
!= NO_EVENT
)
4990 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4995 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
5000 XSETFRAME (frame
, f
);
5006 if (NILP (help_echo_string
))
5008 help_echo_object
= help_echo_window
= Qnil
;
5012 any_help_event_p
= 1;
5013 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5014 help_echo_object
, help_echo_pos
);
5018 help_echo_string
= Qnil
;
5019 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5025 /* If the focus was just given to an autoraising frame,
5027 /* ??? This ought to be able to handle more than one such frame. */
5028 if (pending_autoraise_frame
)
5030 x_raise_frame (pending_autoraise_frame
);
5031 pending_autoraise_frame
= 0;
5034 /* Check which frames are still visible, if we have enqueued any user
5035 events or been notified of events that may affect visibility. We
5036 do this here because there doesn't seem to be any direct
5037 notification from Windows that the visibility of a window has
5038 changed (at least, not in all cases). */
5039 if (count
> 0 || check_visibility
)
5041 Lisp_Object tail
, frame
;
5043 FOR_EACH_FRAME (tail
, frame
)
5045 struct frame
*f
= XFRAME (frame
);
5046 /* The tooltip has been drawn already. Avoid the
5047 SET_FRAME_GARBAGED below. */
5048 if (EQ (frame
, tip_frame
))
5051 /* Check "visible" frames and mark each as obscured or not.
5052 Note that visible is nonzero for unobscured and obscured
5053 frames, but zero for hidden and iconified frames. */
5054 if (FRAME_W32_P (f
) && FRAME_VISIBLE_P (f
))
5061 /* Query clipping rectangle for the entire window area
5062 (GetWindowDC), not just the client portion (GetDC).
5063 Otherwise, the scrollbars and menubar aren't counted as
5064 part of the visible area of the frame, and we may think
5065 the frame is obscured when really a scrollbar is still
5066 visible and gets WM_PAINT messages above. */
5067 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5068 GetClipBox (hdc
, &clipbox
);
5069 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5072 obscured
= FRAME_OBSCURED_P (f
);
5074 if (clipbox
.right
== clipbox
.left
|| clipbox
.bottom
== clipbox
.top
)
5076 /* Frame has become completely obscured so mark as such (we
5077 do this by setting visible to 2 so that FRAME_VISIBLE_P
5078 is still true, but redisplay will skip it). */
5079 SET_FRAME_VISIBLE (f
, 2);
5082 DebPrint (("frame %p (%s) obscured\n", f
, SDATA (f
->name
)));
5086 /* Frame is not obscured, so mark it as such. */
5087 SET_FRAME_VISIBLE (f
, 1);
5091 SET_FRAME_GARBAGED (f
);
5092 DebPrint (("obscured frame %p (%s) found to be visible\n",
5093 f
, SDATA (f
->name
)));
5095 /* Force a redisplay sooner or later. */
5096 record_asynch_buffer_change ();
5109 /***********************************************************************
5111 ***********************************************************************/
5113 /* Set clipping for output in glyph row ROW. W is the window in which
5114 we operate. GC is the graphics context to set clipping in.
5116 ROW may be a text row or, e.g., a mode line. Text rows must be
5117 clipped to the interior of the window dedicated to text display,
5118 mode lines must be clipped to the whole window. */
5121 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5124 int window_x
, window_y
, window_width
;
5126 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5128 clip_rect
.left
= window_x
;
5129 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5130 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5131 clip_rect
.right
= clip_rect
.left
+ window_width
;
5132 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5134 w32_set_clip_rectangle (hdc
, &clip_rect
);
5138 /* Draw a hollow box cursor on window W in glyph row ROW. */
5141 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5143 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5147 struct glyph
*cursor_glyph
;
5148 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5150 /* Get the glyph the cursor is on. If we can't tell because
5151 the current matrix is invalid or such, give up. */
5152 cursor_glyph
= get_phys_cursor_glyph (w
);
5153 if (cursor_glyph
== NULL
)
5159 /* Compute frame-relative coordinates for phys cursor. */
5160 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5163 rect
.bottom
= rect
.top
+ h
;
5164 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5166 hdc
= get_frame_dc (f
);
5167 /* Set clipping, draw the rectangle, and reset clipping again. */
5168 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5169 FrameRect (hdc
, &rect
, hb
);
5171 w32_set_clip_rectangle (hdc
, NULL
);
5172 release_frame_dc (f
, hdc
);
5176 /* Draw a bar cursor on window W in glyph row ROW.
5178 Implementation note: One would like to draw a bar cursor with an
5179 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5180 Unfortunately, I didn't find a font yet that has this property set.
5184 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5185 int width
, enum text_cursor_kinds kind
)
5187 struct frame
*f
= XFRAME (w
->frame
);
5188 struct glyph
*cursor_glyph
;
5190 /* If cursor is out of bounds, don't draw garbage. This can happen
5191 in mini-buffer windows when switching between echo area glyphs
5193 cursor_glyph
= get_phys_cursor_glyph (w
);
5194 if (cursor_glyph
== NULL
)
5197 /* If on an image, draw like a normal cursor. That's usually better
5198 visible than drawing a bar, esp. if the image is large so that
5199 the bar might not be in the window. */
5200 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5202 struct glyph_row
*row
;
5203 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5204 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5208 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5209 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5213 /* If the glyph's background equals the color we normally draw
5214 the bar cursor in, the bar cursor in its normal color is
5215 invisible. Use the glyph's foreground color instead in this
5216 case, on the assumption that the glyph's colors are chosen so
5217 that the glyph is legible. */
5218 if (face
->background
== cursor_color
)
5219 cursor_color
= face
->foreground
;
5221 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5223 hdc
= get_frame_dc (f
);
5224 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5226 if (kind
== BAR_CURSOR
)
5229 width
= FRAME_CURSOR_WIDTH (f
);
5230 width
= min (cursor_glyph
->pixel_width
, width
);
5232 w
->phys_cursor_width
= width
;
5234 /* If the character under cursor is R2L, draw the bar cursor
5235 on the right of its glyph, rather than on the left. */
5236 if ((cursor_glyph
->resolved_level
& 1) != 0)
5237 x
+= cursor_glyph
->pixel_width
- width
;
5239 w32_fill_area (f
, hdc
, cursor_color
, x
,
5240 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5241 width
, row
->height
);
5245 int dummy_x
, dummy_y
, dummy_h
;
5248 width
= row
->height
;
5250 width
= min (row
->height
, width
);
5252 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5253 &dummy_y
, &dummy_h
);
5254 w32_fill_area (f
, hdc
, cursor_color
, x
,
5255 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5256 row
->height
- width
),
5257 w
->phys_cursor_width
, width
);
5260 w32_set_clip_rectangle (hdc
, NULL
);
5261 release_frame_dc (f
, hdc
);
5266 /* RIF: Define cursor CURSOR on frame F. */
5269 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5271 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5275 /* RIF: Clear area on frame F. */
5278 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5282 hdc
= get_frame_dc (f
);
5283 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5284 release_frame_dc (f
, hdc
);
5287 /* RIF: Draw or clear cursor on window W. */
5290 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5291 int x
, int y
, enum text_cursor_kinds cursor_type
,
5292 int cursor_width
, bool on_p
, bool active_p
)
5296 /* If the user wants to use the system caret, make sure our own
5297 cursor remains invisible. */
5298 if (w32_use_visible_system_caret
)
5300 /* Call to erase_phys_cursor here seems to use the
5301 wrong values of w->phys_cursor, as they have been
5302 overwritten before this function was called. */
5303 if (w
->phys_cursor_type
!= NO_CURSOR
)
5304 erase_phys_cursor (w
);
5306 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5307 w
->phys_cursor_width
= -1;
5311 w
->phys_cursor_type
= cursor_type
;
5314 w
->phys_cursor_on_p
= 1;
5316 /* If this is the active cursor, we need to track it with the
5317 system caret, so third party software like screen magnifiers
5318 and speech synthesizers can follow the cursor. */
5321 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5322 HWND hwnd
= FRAME_W32_WINDOW (f
);
5325 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5327 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5328 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5329 w32_system_caret_window
= w
;
5330 w32_system_caret_hdr_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
5331 w32_system_caret_mode_height
= WINDOW_MODE_LINE_HEIGHT (w
);
5333 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5335 /* If the size of the active cursor changed, destroy the old
5337 if (w32_system_caret_hwnd
5338 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5339 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5341 w32_system_caret_height
= w
->phys_cursor_height
;
5343 /* Move the system caret. */
5344 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5347 if (glyph_row
->exact_window_width_line_p
5348 && (glyph_row
->reversed_p
5349 ? (w
->phys_cursor
.hpos
< 0)
5350 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5352 glyph_row
->cursor_in_fringe_p
= 1;
5353 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5357 switch (cursor_type
)
5359 case HOLLOW_BOX_CURSOR
:
5360 x_draw_hollow_cursor (w
, glyph_row
);
5363 case FILLED_BOX_CURSOR
:
5364 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5368 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5372 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5376 w
->phys_cursor_width
= 0;
5390 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5393 HANDLE small_icon
= NULL
;
5395 if (FRAME_W32_WINDOW (f
) == 0)
5399 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5400 else if (STRINGP (icon
))
5402 /* Load the main icon from the named file. */
5403 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5404 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5405 /* Try to load a small icon to go with it. */
5406 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5407 GetSystemMetrics (SM_CXSMICON
),
5408 GetSystemMetrics (SM_CYSMICON
),
5411 else if (SYMBOLP (icon
))
5415 if (EQ (icon
, intern ("application")))
5416 name
= (LPCTSTR
) IDI_APPLICATION
;
5417 else if (EQ (icon
, intern ("hand")))
5418 name
= (LPCTSTR
) IDI_HAND
;
5419 else if (EQ (icon
, intern ("question")))
5420 name
= (LPCTSTR
) IDI_QUESTION
;
5421 else if (EQ (icon
, intern ("exclamation")))
5422 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5423 else if (EQ (icon
, intern ("asterisk")))
5424 name
= (LPCTSTR
) IDI_ASTERISK
;
5425 else if (EQ (icon
, intern ("winlogo")))
5426 name
= (LPCTSTR
) IDI_WINLOGO
;
5430 main_icon
= LoadIcon (NULL
, name
);
5435 if (main_icon
== NULL
)
5438 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5439 (LPARAM
) main_icon
);
5441 /* If there is a small icon that goes with it, set that too. */
5443 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5444 (LPARAM
) small_icon
);
5450 /************************************************************************
5452 ************************************************************************/
5454 /* Display Error Handling functions not used on W32. Listing them here
5455 helps diff stay in step when comparing w32term.c with xterm.c.
5457 x_error_catcher (display, error)
5458 x_catch_errors (dpy)
5459 x_catch_errors_unwind (old_val)
5460 x_check_errors (dpy, format)
5461 x_fully_uncatch_errors ()
5462 x_had_errors_p (dpy)
5463 x_clear_errors (dpy)
5464 x_uncatch_errors (dpy, count)
5466 x_connection_signal (signalnum)
5467 x_connection_closed (dpy, error_message)
5468 x_error_quitter (display, error)
5469 x_error_handler (display, error)
5470 x_io_error_quitter (display)
5475 /* Changing the font of the frame. */
5478 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5480 struct font
*font
= XFONT_OBJECT (font_object
);
5483 fontset
= fontset_from_font (font_object
);
5484 FRAME_FONTSET (f
) = fontset
;
5485 if (FRAME_FONT (f
) == font
)
5486 /* This font is already set in frame F. There's nothing more to
5490 FRAME_FONT (f
) = font
;
5491 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5492 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5493 FRAME_LINE_HEIGHT (f
) = font
->height
;
5495 compute_fringe_widths (f
, 1);
5497 /* Compute the scroll bar width in character columns. */
5498 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5500 int wid
= FRAME_COLUMN_WIDTH (f
);
5501 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5502 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5506 int wid
= FRAME_COLUMN_WIDTH (f
);
5507 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5510 /* Now make the frame display the given font. */
5511 if (FRAME_X_WINDOW (f
) != 0)
5513 /* Don't change the size of a tip frame; there's no point in
5514 doing it because it's done in Fx_show_tip, and it leads to
5515 problems because the tip frame has no widget. */
5516 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5517 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5520 /* X version sets font of input methods here also. */
5526 /***********************************************************************
5527 TODO: W32 Input Methods
5528 ***********************************************************************/
5529 /* Listing missing functions from xterm.c helps diff stay in step.
5531 xim_destroy_callback (xim, client_data, call_data)
5532 xim_open_dpy (dpyinfo, resource_name)
5534 xim_instantiate_callback (display, client_data, call_data)
5535 xim_initialize (dpyinfo, resource_name)
5536 xim_close_dpy (dpyinfo)
5541 /* Calculate the absolute position in frame F
5542 from its current recorded position values and gravity. */
5545 x_calc_absolute_position (struct frame
*f
)
5547 int flags
= f
->size_hint_flags
;
5549 /* The sum of the widths of the frame's left and right borders, and
5550 the sum of the heights of the frame's top and bottom borders (in
5551 pixels) drawn by Windows. */
5552 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5554 /* Try to get the actual values of these two variables. We compute
5555 the border width (height) by subtracting the width (height) of
5556 the frame's client area from the width (height) of the frame's
5558 WINDOWPLACEMENT wp
= { 0 };
5559 RECT client_rect
= { 0 };
5561 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5562 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5564 left_right_borders_width
=
5565 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5566 (client_rect
.right
- client_rect
.left
);
5568 top_bottom_borders_height
=
5569 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5570 (client_rect
.bottom
- client_rect
.top
);
5574 /* Use sensible default values. */
5575 left_right_borders_width
= 8;
5576 top_bottom_borders_height
= 32;
5579 /* Treat negative positions as relative to the rightmost bottommost
5580 position that fits on the screen. */
5581 if (flags
& XNegative
)
5582 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5583 - FRAME_PIXEL_WIDTH (f
)
5585 - (left_right_borders_width
- 1));
5587 if (flags
& YNegative
)
5588 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5589 - FRAME_PIXEL_HEIGHT (f
)
5591 - (top_bottom_borders_height
- 1));
5593 /* The left_pos and top_pos are now relative to the top and left
5594 screen edges, so the flags should correspond. */
5595 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5598 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5599 to really change the position, and 0 when calling from
5600 x_make_frame_visible (in that case, XOFF and YOFF are the current
5601 position values). It is -1 when calling from x_set_frame_parameters,
5602 which means, do adjust for borders but don't change the gravity. */
5605 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5608 int modified_top
, modified_left
;
5610 if (change_gravity
> 0)
5614 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5616 f
->size_hint_flags
|= XNegative
;
5618 f
->size_hint_flags
|= YNegative
;
5619 f
->win_gravity
= NorthWestGravity
;
5621 x_calc_absolute_position (f
);
5624 x_wm_set_size_hint (f
, (long) 0, 0);
5626 modified_left
= f
->left_pos
;
5627 modified_top
= f
->top_pos
;
5629 my_set_window_pos (FRAME_W32_WINDOW (f
),
5631 modified_left
, modified_top
,
5633 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5638 /* Check if we need to resize the frame due to a fullscreen request.
5639 If so needed, resize the frame. */
5641 x_check_fullscreen (struct frame
*f
)
5643 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5645 int width
, height
, ign
;
5647 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5649 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5651 /* We do not need to move the window, it shall be taken care of
5652 when setting WM manager hints. */
5653 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5655 change_frame_size (f
, height
, width
, 0, 1, 0);
5656 SET_FRAME_GARBAGED (f
);
5657 cancel_mouse_face (f
);
5659 /* Wait for the change of frame size to occur. */
5660 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5666 w32fullscreen_hook (struct frame
*f
)
5668 if (FRAME_VISIBLE_P (f
))
5670 HWND hwnd
= FRAME_W32_WINDOW(f
);
5671 DWORD dwStyle
= GetWindowLong (hwnd
, GWL_STYLE
);
5675 f
->want_fullscreen
&= ~FULLSCREEN_WAIT
;
5677 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_NONE
)
5678 GetWindowPlacement (hwnd
, &FRAME_NORMAL_PLACEMENT (f
));
5680 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_BOTH
)
5682 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
| WS_OVERLAPPEDWINDOW
);
5683 SetWindowPos (hwnd
, NULL
, 0, 0, 0, 0,
5684 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOZORDER
|
5685 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5688 w32_fullscreen_rect (hwnd
, f
->want_fullscreen
,
5689 FRAME_NORMAL_PLACEMENT (f
).rcNormalPosition
, &rect
);
5690 FRAME_PREV_FSMODE (f
) = f
->want_fullscreen
;
5691 if (f
->want_fullscreen
== FULLSCREEN_MAXIMIZED
)
5692 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, 0xf030, 0);
5693 else if (f
->want_fullscreen
== FULLSCREEN_BOTH
)
5695 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
& ~WS_OVERLAPPEDWINDOW
);
5696 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5697 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
,
5698 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5702 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5703 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
, 0);
5706 f
->want_fullscreen
= FULLSCREEN_NONE
;
5710 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5713 /* Call this to change the size of frame F's x-window.
5714 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5715 for this size change and subsequent size changes.
5716 Otherwise we leave the window gravity unchanged. */
5719 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5721 int pixelwidth
, pixelheight
;
5725 check_frame_size (f
, &rows
, &cols
);
5726 f
->scroll_bar_actual_width
5727 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5729 compute_fringe_widths (f
, 0);
5731 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5732 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5734 f
->win_gravity
= NorthWestGravity
;
5735 x_wm_set_size_hint (f
, (long) 0, 0);
5740 rect
.left
= rect
.top
= 0;
5741 rect
.right
= pixelwidth
;
5742 rect
.bottom
= pixelheight
;
5744 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5745 FRAME_EXTERNAL_MENU_BAR (f
));
5747 my_set_window_pos (FRAME_W32_WINDOW (f
),
5750 rect
.right
- rect
.left
,
5751 rect
.bottom
- rect
.top
,
5752 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5756 /* The following mirrors what is done in xterm.c. It appears to be
5757 for informing lisp of the new size immediately, while the actual
5758 resize will happen asynchronously. But on Windows, the menu bar
5759 automatically wraps when the frame is too narrow to contain it,
5760 and that causes any calculations made here to come out wrong. The
5761 end is some nasty buggy behavior, including the potential loss
5764 Disabling this code is either not sufficient to fix the problems
5765 completely, or it causes fresh problems, but at least it removes
5766 the most problematic symptom of the minibuffer becoming unusable.
5768 -----------------------------------------------------------------
5770 Now, strictly speaking, we can't be sure that this is accurate,
5771 but the window manager will get around to dealing with the size
5772 change request eventually, and we'll hear how it went when the
5773 ConfigureNotify event gets here.
5775 We could just not bother storing any of this information here,
5776 and let the ConfigureNotify event set everything up, but that
5777 might be kind of confusing to the Lisp code, since size changes
5778 wouldn't be reported in the frame parameters until some random
5779 point in the future when the ConfigureNotify event arrives.
5781 We pass 1 for DELAY since we can't run Lisp code inside of
5783 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5784 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5785 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5787 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5788 receive in the ConfigureNotify event; if we get what we asked
5789 for, then the event won't cause the screen to become garbaged, so
5790 we have to make sure to do it here. */
5791 SET_FRAME_GARBAGED (f
);
5793 /* If cursor was outside the new size, mark it as off. */
5794 mark_window_cursors_off (XWINDOW (f
->root_window
));
5796 /* Clear out any recollection of where the mouse highlighting was,
5797 since it might be in a place that's outside the new frame size.
5798 Actually checking whether it is outside is a pain in the neck,
5799 so don't try--just let the highlighting be done afresh with new size. */
5800 cancel_mouse_face (f
);
5806 /* Mouse warping. */
5808 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5811 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5815 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5816 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5818 if (pix_x
< 0) pix_x
= 0;
5819 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5821 if (pix_y
< 0) pix_y
= 0;
5822 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5824 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5828 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5835 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5836 pt
.x
= rect
.left
+ pix_x
;
5837 pt
.y
= rect
.top
+ pix_y
;
5838 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5840 SetCursorPos (pt
.x
, pt
.y
);
5846 /* focus shifting, raising and lowering. */
5849 x_focus_on_frame (struct frame
*f
)
5851 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5853 /* Give input focus to frame. */
5856 /* Try not to change its Z-order if possible. */
5857 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5858 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5861 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5865 /* Raise frame F. */
5867 x_raise_frame (struct frame
*f
)
5871 /* Strictly speaking, raise-frame should only change the frame's Z
5872 order, leaving input focus unchanged. This is reasonable behavior
5873 on X where the usual policy is point-to-focus. However, this
5874 behavior would be very odd on Windows where the usual policy is
5877 On X, if the mouse happens to be over the raised frame, it gets
5878 input focus anyway (so the window with focus will never be
5879 completely obscured) - if not, then just moving the mouse over it
5880 is sufficient to give it focus. On Windows, the user must actually
5881 click on the frame (preferably the title bar so as not to move
5882 point), which is more awkward. Also, no other Windows program
5883 raises a window to the top but leaves another window (possibly now
5884 completely obscured) with input focus.
5886 Because there is a system setting on Windows that allows the user
5887 to choose the point to focus policy, we make the strict semantics
5888 optional, but by default we grab focus when raising. */
5890 if (NILP (Vw32_grab_focus_on_raise
))
5892 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5893 not already the foreground application: the frame is raised
5894 above all other frames belonging to us, but not above the
5895 current top window. To achieve that, we have to resort to this
5896 more cumbersome method. */
5898 HDWP handle
= BeginDeferWindowPos (2);
5901 handle
= DeferWindowPos (handle
,
5902 FRAME_W32_WINDOW (f
),
5905 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5908 handle
= DeferWindowPos (handle
,
5909 GetForegroundWindow (),
5910 FRAME_W32_WINDOW (f
),
5912 SWP_NOSIZE
| SWP_NOMOVE
|
5915 EndDeferWindowPos (handle
);
5921 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5927 /* Lower frame F. */
5929 x_lower_frame (struct frame
*f
)
5932 my_set_window_pos (FRAME_W32_WINDOW (f
),
5935 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5940 w32_frame_raise_lower (struct frame
*f
, int raise_flag
)
5942 if (! FRAME_W32_P (f
))
5951 /* Change of visibility. */
5953 /* This tries to wait until the frame is really visible.
5954 However, if the window manager asks the user where to position
5955 the frame, this will return before the user finishes doing that.
5956 The frame will not actually be visible at that time,
5957 but it will become visible later when the window manager
5958 finishes with it. */
5961 x_make_frame_visible (struct frame
*f
)
5967 type
= x_icon_type (f
);
5969 x_bitmap_icon (f
, type
);
5971 if (! FRAME_VISIBLE_P (f
))
5973 /* We test FRAME_GARBAGED_P here to make sure we don't
5974 call x_set_offset a second time
5975 if we get to x_make_frame_visible a second time
5976 before the window gets really visible. */
5977 if (! FRAME_ICONIFIED_P (f
)
5978 && ! f
->output_data
.w32
->asked_for_visible
)
5983 /* Adjust vertical window position in order to avoid being
5984 covered by a task bar placed at the bottom of the desktop. */
5985 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5986 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5987 if (window_rect
.bottom
> workarea_rect
.bottom
5988 && window_rect
.top
> workarea_rect
.top
)
5989 f
->top_pos
= max (window_rect
.top
5990 - window_rect
.bottom
+ workarea_rect
.bottom
,
5993 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5996 f
->output_data
.w32
->asked_for_visible
= 1;
5998 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5999 causes unexpected behavior when unminimizing frames that were
6000 previously maximized. But only SW_SHOWNORMAL works properly for
6001 frames that were truely hidden (using make-frame-invisible), so
6002 we need it to avoid Bug#5482. It seems that iconified is only
6003 set for minimized windows that are still visible, so use that to
6004 determine the appropriate flag to pass ShowWindow. */
6005 my_show_window (f
, FRAME_W32_WINDOW (f
),
6006 FRAME_ICONIFIED_P (f
) ? SW_RESTORE
: SW_SHOWNORMAL
);
6009 /* Synchronize to ensure Emacs knows the frame is visible
6010 before we do anything else. We do this loop with input not blocked
6011 so that incoming events are handled. */
6016 /* This must come after we set COUNT. */
6019 XSETFRAME (frame
, f
);
6021 /* Wait until the frame is visible. Process X events until a
6022 MapNotify event has been seen, or until we think we won't get a
6023 MapNotify at all.. */
6024 for (count
= input_signal_count
+ 10;
6025 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6027 /* Force processing of queued events. */
6028 /* TODO: x_sync equivalent? */
6030 /* Machines that do polling rather than SIGIO have been observed
6031 to go into a busy-wait here. So we'll fake an alarm signal
6032 to let the handler know that there's something to be read.
6033 We used to raise a real alarm, but it seems that the handler
6034 isn't always enabled here. This is probably a bug. */
6035 if (input_polling_used ())
6037 /* It could be confusing if a real alarm arrives while processing
6038 the fake one. Turn it off and let the handler reset it. */
6039 int old_poll_suppress_count
= poll_suppress_count
;
6040 poll_suppress_count
= 1;
6041 poll_for_input_1 ();
6042 poll_suppress_count
= old_poll_suppress_count
;
6048 /* Change from mapped state to withdrawn state. */
6050 /* Make the frame visible (mapped and not iconified). */
6053 x_make_frame_invisible (struct frame
*f
)
6055 /* Don't keep the highlight on an invisible frame. */
6056 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6057 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6061 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6063 /* We can't distinguish this from iconification
6064 just by the event that we get from the server.
6065 So we can't win using the usual strategy of letting
6066 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6067 and synchronize with the server to make sure we agree. */
6068 SET_FRAME_VISIBLE (f
, 0);
6069 SET_FRAME_ICONIFIED (f
, 0);
6074 /* Change window state from mapped to iconified. */
6077 x_iconify_frame (struct frame
*f
)
6081 /* Don't keep the highlight on an invisible frame. */
6082 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6083 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6085 if (FRAME_ICONIFIED_P (f
))
6090 type
= x_icon_type (f
);
6092 x_bitmap_icon (f
, type
);
6094 /* Simulate the user minimizing the frame. */
6095 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6097 SET_FRAME_VISIBLE (f
, 0);
6098 SET_FRAME_ICONIFIED (f
, 1);
6104 /* Free X resources of frame F. */
6107 x_free_frame_resources (struct frame
*f
)
6109 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6110 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6114 /* We must free faces before destroying windows because some
6115 font-driver (e.g. xft) access a window while finishing a
6117 if (FRAME_FACE_CACHE (f
))
6118 free_frame_faces (f
);
6120 if (FRAME_W32_WINDOW (f
))
6121 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6123 free_frame_menubar (f
);
6125 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6126 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6127 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6128 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6129 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6130 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6131 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6132 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6133 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6134 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6136 if (FRAME_FACE_CACHE (f
))
6137 free_frame_faces (f
);
6139 xfree (f
->output_data
.w32
);
6140 f
->output_data
.w32
= NULL
;
6142 if (f
== dpyinfo
->w32_focus_frame
)
6143 dpyinfo
->w32_focus_frame
= 0;
6144 if (f
== dpyinfo
->w32_focus_event_frame
)
6145 dpyinfo
->w32_focus_event_frame
= 0;
6146 if (f
== dpyinfo
->x_highlight_frame
)
6147 dpyinfo
->x_highlight_frame
= 0;
6148 if (f
== hlinfo
->mouse_face_mouse_frame
)
6149 reset_mouse_highlight (hlinfo
);
6155 /* Destroy the window of frame F. */
6157 x_destroy_window (struct frame
*f
)
6159 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6161 x_free_frame_resources (f
);
6162 dpyinfo
->reference_count
--;
6166 /* Setting window manager hints. */
6168 /* Set the normal size hints for the window manager, for frame F.
6169 FLAGS is the flags word to use--or 0 meaning preserve the flags
6170 that the window now has.
6171 If USER_POSITION, set the USPosition
6172 flag (this is useful when FLAGS is 0). */
6174 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6176 Window window
= FRAME_W32_WINDOW (f
);
6180 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6181 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6182 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6183 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6188 /***********************************************************************
6190 ***********************************************************************/
6194 /* Check that FONT is valid on frame F. It is if it can be found in F's
6198 x_check_font (struct frame
*f
, struct font
*font
)
6200 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6201 if (font
->driver
->check
)
6202 eassert (font
->driver
->check (f
, font
) == 0);
6205 #endif /* GLYPH_DEBUG */
6209 /***********************************************************************
6211 ***********************************************************************/
6213 static int w32_initialized
= 0;
6216 w32_initialize_display_info (Lisp_Object display_name
)
6218 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6220 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6222 /* Put it on w32_display_name_list. */
6223 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6224 w32_display_name_list
);
6225 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6227 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6228 + SCHARS (Vsystem_name
) + 2);
6229 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6230 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6232 /* Default Console mode values - overridden when running in GUI mode
6233 with values obtained from system metrics. */
6236 dpyinfo
->n_planes
= 1;
6237 dpyinfo
->n_cbits
= 4;
6238 dpyinfo
->n_fonts
= 0;
6239 dpyinfo
->smallest_font_height
= 1;
6240 dpyinfo
->smallest_char_width
= 1;
6241 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6242 /* TODO: dpyinfo->gray */
6244 reset_mouse_highlight (&dpyinfo
->mouse_highlight
);
6247 /* Create an xrdb-style database of resources to supersede registry settings.
6248 The database is just a concatenation of C strings, finished by an additional
6249 \0. The strings are submitted to some basic normalization, so
6251 [ *]option[ *]:[ *]value...
6257 but any whitespace following value is not removed. */
6260 w32_make_rdb (char *xrm_option
)
6262 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6263 char *current
= buffer
;
6266 int before_value
= 0;
6280 if (in_option
&& (ch
== ':'))
6285 else if (before_value
)
6290 else if (!(in_option
|| before_value
))
6302 x_flush (struct frame
* f
)
6303 { /* Nothing to do */ }
6306 extern frame_parm_handler w32_frame_parm_handlers
[];
6308 static struct redisplay_interface w32_redisplay_interface
=
6310 w32_frame_parm_handlers
,
6314 x_clear_end_of_line
,
6316 x_after_update_window_line
,
6317 x_update_window_begin
,
6318 x_update_window_end
,
6320 0, /* flush_display_optional */
6321 x_clear_window_mouse_face
,
6322 x_get_glyph_overhangs
,
6323 x_fix_overlapping_area
,
6324 w32_draw_fringe_bitmap
,
6325 w32_define_fringe_bitmap
,
6326 w32_destroy_fringe_bitmap
,
6327 w32_compute_glyph_string_overhangs
,
6328 x_draw_glyph_string
,
6329 w32_define_frame_cursor
,
6330 w32_clear_frame_area
,
6331 w32_draw_window_cursor
,
6332 w32_draw_vertical_window_border
,
6333 w32_shift_glyphs_for_insert
6336 static void x_delete_terminal (struct terminal
*term
);
6338 static struct terminal
*
6339 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6341 struct terminal
*terminal
;
6343 terminal
= create_terminal ();
6345 terminal
->type
= output_w32
;
6346 terminal
->display_info
.w32
= dpyinfo
;
6347 dpyinfo
->terminal
= terminal
;
6349 /* MSVC does not type K&R functions with no arguments correctly, and
6350 so we must explicitly cast them. */
6351 terminal
->clear_frame_hook
= x_clear_frame
;
6352 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6353 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6354 terminal
->ring_bell_hook
= w32_ring_bell
;
6355 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6356 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6357 terminal
->update_begin_hook
= x_update_begin
;
6358 terminal
->update_end_hook
= x_update_end
;
6359 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6360 terminal
->read_socket_hook
= w32_read_socket
;
6361 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6362 terminal
->mouse_position_hook
= w32_mouse_position
;
6363 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6364 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6365 terminal
->fullscreen_hook
= w32fullscreen_hook
;
6366 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6367 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6368 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6369 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6371 terminal
->delete_frame_hook
= x_destroy_window
;
6372 terminal
->delete_terminal_hook
= x_delete_terminal
;
6374 terminal
->rif
= &w32_redisplay_interface
;
6375 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6376 terminal
->char_ins_del_ok
= 1;
6377 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6378 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6379 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6382 /* We don't yet support separate terminals on W32, so don't try to share
6383 keyboards between virtual terminals that are on the same physical
6384 terminal like X does. */
6385 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6386 init_kboard (terminal
->kboard
);
6387 kset_window_system (terminal
->kboard
, intern ("w32"));
6388 terminal
->kboard
->next_kboard
= all_kboards
;
6389 all_kboards
= terminal
->kboard
;
6390 /* Don't let the initial kboard remain current longer than necessary.
6391 That would cause problems if a file loaded on startup tries to
6392 prompt in the mini-buffer. */
6393 if (current_kboard
== initial_kboard
)
6394 current_kboard
= terminal
->kboard
;
6395 terminal
->kboard
->reference_count
++;
6401 x_delete_terminal (struct terminal
*terminal
)
6403 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6405 /* Protect against recursive calls. delete_frame in
6406 delete_terminal calls us back when it deletes our last frame. */
6407 if (!terminal
->name
)
6412 x_delete_display (dpyinfo
);
6416 struct w32_display_info
*
6417 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6419 struct w32_display_info
*dpyinfo
;
6420 struct terminal
*terminal
;
6425 if (!w32_initialized
)
6428 w32_initialized
= 1;
6431 w32_initialize_display_info (display_name
);
6433 dpyinfo
= &one_w32_display_info
;
6434 terminal
= w32_create_terminal (dpyinfo
);
6436 /* Set the name of the terminal. */
6437 terminal
->name
= xlispstrdup (display_name
);
6439 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6441 /* Put this display on the chain. */
6442 dpyinfo
->next
= x_display_list
;
6443 x_display_list
= dpyinfo
;
6447 dpyinfo
->root_window
= GetDesktopWindow ();
6448 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6449 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6450 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6451 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6452 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6453 ReleaseDC (NULL
, hdc
);
6455 /* initialize palette with white and black */
6458 w32_defined_color (0, "white", &color
, 1);
6459 w32_defined_color (0, "black", &color
, 1);
6463 /* Add the default keyboard. When !WINDOWSNT, we're using the
6464 standard Emacs console handling machinery and don't need an
6465 explicit FD here. */
6466 add_keyboard_wait_descriptor (0);
6468 /* /dev/windows wakes us up when we have a thread message pending. */
6469 add_keyboard_wait_descriptor (w32_message_fd
);
6472 /* Create Fringe Bitmaps and store them for later use.
6474 On W32, bitmaps are all unsigned short, as Windows requires
6475 bitmap data to be Word aligned. For some reason they are
6476 horizontally reflected compared to how they appear on X, so we
6477 need to bitswap and convert to unsigned shorts before creating
6479 w32_init_fringe (terminal
->rif
);
6486 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6488 x_delete_display (struct w32_display_info
*dpyinfo
)
6490 /* Discard this display from w32_display_name_list and w32_display_list.
6491 We can't use Fdelq because that can quit. */
6492 if (! NILP (w32_display_name_list
)
6493 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6494 w32_display_name_list
= XCDR (w32_display_name_list
);
6499 tail
= w32_display_name_list
;
6500 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6502 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6504 XSETCDR (tail
, XCDR (XCDR (tail
)));
6511 /* free palette table */
6513 struct w32_palette_entry
* plist
;
6515 plist
= dpyinfo
->color_list
;
6518 struct w32_palette_entry
* pentry
= plist
;
6519 plist
= plist
->next
;
6522 dpyinfo
->color_list
= NULL
;
6523 if (dpyinfo
->palette
)
6524 DeleteObject (dpyinfo
->palette
);
6526 xfree (dpyinfo
->w32_id_name
);
6528 w32_reset_fringes ();
6532 /* Set up use of W32. */
6534 DWORD WINAPI
w32_msg_worker (void * arg
);
6537 w32_initialize (void)
6540 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6544 w32_system_caret_hwnd
= NULL
;
6545 w32_system_caret_height
= 0;
6546 w32_system_caret_x
= 0;
6547 w32_system_caret_y
= 0;
6549 /* On Windows 7 and later, we need to set the user model ID
6550 to associate emacsclient launched files with Emacs frames
6552 shell
= GetModuleHandle ("shell32.dll");
6556 = (void *) GetProcAddress (shell
,
6557 "SetCurrentProcessExplicitAppUserModelID");
6559 /* If the function is defined, then we are running on Windows 7
6560 or newer, and the UI uses this to group related windows
6561 together. Since emacs, runemacs, emacsclient are related, we
6562 want them grouped even though the executables are different,
6563 so we need to set a consistent ID between them. */
6565 set_user_model (L
"GNU.Emacs");
6569 if ((w32_message_fd
= emacs_open ("/dev/windows", O_RDWR
, 0)) == -1)
6570 fatal ("opening /dev/windows: %s", strerror (errno
));
6573 /* Initialize w32_use_visible_system_caret based on whether a screen
6574 reader is in use. */
6575 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6576 &w32_use_visible_system_caret
, 0))
6577 w32_use_visible_system_caret
= 0;
6579 last_tool_bar_item
= -1;
6580 any_help_event_p
= 0;
6582 /* Initialize input mode: interrupt_input off, no flow control, allow
6583 8 bit character input, standard quit char. */
6584 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6587 DWORD input_locale_id
= ((DWORD_PTR
) GetKeyboardLayout (0) & 0xffffffff);
6588 w32_keyboard_codepage
=
6589 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6592 /* Create the window thread - it will terminate itself when the app
6596 dwMainThreadId
= GetCurrentThreadId ();
6597 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6598 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6600 /* Wait for thread to start */
6604 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6606 hWindowsThread
= CreateThread (NULL
, 0,
6608 0, 0, &dwWindowsThreadId
);
6610 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6613 /* It is desirable that mainThread should have the same notion of
6614 focus window and active window as windowsThread. Unfortunately, the
6615 following call to AttachThreadInput, which should do precisely what
6616 we need, causes major problems when Emacs is linked as a console
6617 program. Unfortunately, we have good reasons for doing that, so
6618 instead we need to send messages to windowsThread to make some API
6619 calls for us (ones that affect, or depend on, the active/focus
6621 #ifdef ATTACH_THREADS
6622 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6625 /* Dynamically link to optional system components. */
6627 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6629 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6631 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6635 /* Ensure scrollbar handle is at least 5 pixels. */
6636 vertical_scroll_bar_min_handle
= 5;
6638 /* For either kind of scroll bar, take account of the arrows; these
6639 effectively form the border of the main scroll bar range. */
6640 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6641 = GetSystemMetrics (SM_CYVSCROLL
);
6646 syms_of_w32term (void)
6648 staticpro (&w32_display_name_list
);
6649 w32_display_name_list
= Qnil
;
6651 staticpro (&last_mouse_scroll_bar
);
6652 last_mouse_scroll_bar
= Qnil
;
6654 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6656 DEFSYM (Qadded
, "added");
6657 DEFSYM (Qremoved
, "removed");
6658 DEFSYM (Qmodified
, "modified");
6659 DEFSYM (Qrenamed_from
, "renamed-from");
6660 DEFSYM (Qrenamed_to
, "renamed-to");
6662 DEFVAR_INT ("w32-num-mouse-buttons",
6663 w32_num_mouse_buttons
,
6664 doc
: /* Number of physical mouse buttons. */);
6665 w32_num_mouse_buttons
= 2;
6667 DEFVAR_LISP ("w32-swap-mouse-buttons",
6668 Vw32_swap_mouse_buttons
,
6669 doc
: /* Swap the mapping of middle and right mouse buttons.
6670 When nil, middle button is mouse-2 and right button is mouse-3. */);
6671 Vw32_swap_mouse_buttons
= Qnil
;
6673 DEFVAR_LISP ("w32-grab-focus-on-raise",
6674 Vw32_grab_focus_on_raise
,
6675 doc
: /* Raised frame grabs input focus.
6676 When t, `raise-frame' grabs input focus as well. This fits well
6677 with the normal Windows click-to-focus policy, but might not be
6678 desirable when using a point-to-focus policy. */);
6679 Vw32_grab_focus_on_raise
= Qt
;
6681 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6682 Vw32_capslock_is_shiftlock
,
6683 doc
: /* Apply CapsLock state to non character input keys.
6684 When nil, CapsLock only affects normal character input keys. */);
6685 Vw32_capslock_is_shiftlock
= Qnil
;
6687 DEFVAR_LISP ("w32-recognize-altgr",
6688 Vw32_recognize_altgr
,
6689 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6690 When nil, the right-alt and left-ctrl key combination is
6691 interpreted normally. */);
6692 Vw32_recognize_altgr
= Qt
;
6694 DEFVAR_BOOL ("w32-use-visible-system-caret",
6695 w32_use_visible_system_caret
,
6696 doc
: /* Flag to make the system caret visible.
6697 When this is non-nil, Emacs will indicate the position of point by
6698 using the system caret instead of drawing its own cursor. Some screen
6699 reader software does not track the system cursor properly when it is
6700 invisible, and gets confused by Emacs drawing its own cursor, so this
6701 variable is initialized to t when Emacs detects that screen reader
6702 software is running as it starts up.
6704 When this variable is set, other variables affecting the appearance of
6705 the cursor have no effect. */);
6707 w32_use_visible_system_caret
= 0;
6709 /* We don't yet support this, but defining this here avoids whining
6710 from cus-start.el and other places, like "M-x set-variable". */
6711 DEFVAR_BOOL ("x-use-underline-position-properties",
6712 x_use_underline_position_properties
,
6713 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6714 A value of nil means ignore them. If you encounter fonts with bogus
6715 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6716 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6717 to override the font's UNDERLINE_POSITION for small font display
6719 x_use_underline_position_properties
= 0;
6721 DEFVAR_BOOL ("x-underline-at-descent-line",
6722 x_underline_at_descent_line
,
6723 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6724 A value of nil means to draw the underline according to the value of the
6725 variable `x-use-underline-position-properties', which is usually at the
6726 baseline level. The default value is nil. */);
6727 x_underline_at_descent_line
= 0;
6729 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6730 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6731 A value of nil means Emacs doesn't use toolkit scroll bars.
6732 With the X Window system, the value is a symbol describing the
6733 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6734 With MS Windows or Nextstep, the value is t. */);
6735 Vx_toolkit_scroll_bars
= Qt
;
6737 staticpro (&last_mouse_motion_frame
);
6738 last_mouse_motion_frame
= Qnil
;
6740 Fprovide (intern_c_string ("w32"), Qnil
);