1 /* Implementation of GUI terminal on the Microsoft Windows API.
3 Copyright (C) 1989, 1993-2013 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
24 #include "blockinput.h"
36 #include "character.h"
40 #include "dispextern.h"
42 #include "termhooks.h"
49 #include "intervals.h"
59 #include <io.h> /* for get_osfhandle */
69 static int max_fringe_bmp
= 0;
70 static HBITMAP
*fringe_bmp
= 0;
72 /* Temporary variables for w32_read_socket. */
74 static int last_mousemove_x
= 0;
75 static int last_mousemove_y
= 0;
77 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
78 #ifndef GET_WHEEL_DELTA_WPARAM
79 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
82 /* Non-zero means that a HELP_EVENT has been generated since Emacs
85 static int any_help_event_p
;
87 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
88 static Lisp_Object last_window
;
90 extern unsigned int msh_mousewheel
;
92 extern void free_frame_menubar (struct frame
*);
94 extern int w32_codepage_for_font (char *fontname
);
95 extern Cursor
w32_load_cursor (LPCTSTR name
);
97 #define x_any_window_to_frame x_window_to_frame
98 #define x_top_window_to_frame x_window_to_frame
101 /* This is display since w32 does not support multiple ones. */
102 struct w32_display_info one_w32_display_info
;
103 struct w32_display_info
*x_display_list
;
105 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
106 one for each element of w32_display_list and in the same order.
107 NAME is the name of the frame.
108 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
109 Lisp_Object w32_display_name_list
;
112 #if _WIN32_WINNT < 0x0500 && !defined(_W64)
113 /* Pre Windows 2000, this was not available, but define it here so
114 that Emacs compiled on such a platform will run on newer versions.
115 MinGW64 (_W64) defines these unconditionally, so avoid redefining. */
117 typedef struct tagWCRANGE
123 typedef struct tagGLYPHSET
127 DWORD cGlyphsSupported
;
132 #endif /* compiling for pre-Win2k */
134 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
135 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
138 #define LWA_ALPHA 0x02
140 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
141 later targets by MSVC headers. */
142 #ifndef WS_EX_LAYERED
143 #define WS_EX_LAYERED 0x80000
146 /* SM_CXVIRTUALSCREEN and SM_CYVIRTUALSCREEN are not defined on 95 and
148 #ifndef SM_CXVIRTUALSCREEN
149 #define SM_CXVIRTUALSCREEN 78
151 #ifndef SM_CYVIRTUALSCREEN
152 #define SM_CYVIRTUALSCREEN 79
155 /* This is a frame waiting to be autoraised, within w32_read_socket. */
156 struct frame
*pending_autoraise_frame
;
158 /* The handle of the frame that currently owns the system caret. */
159 HWND w32_system_caret_hwnd
;
160 int w32_system_caret_height
;
161 int w32_system_caret_x
;
162 int w32_system_caret_y
;
163 struct window
*w32_system_caret_window
;
164 int w32_system_caret_hdr_height
;
165 int w32_system_caret_mode_height
;
166 DWORD dwWindowsThreadId
= 0;
167 HANDLE hWindowsThread
= NULL
;
168 DWORD dwMainThreadId
= 0;
169 HANDLE hMainThread
= NULL
;
171 int vertical_scroll_bar_min_handle
;
172 int vertical_scroll_bar_top_border
;
173 int vertical_scroll_bar_bottom_border
;
175 int last_scroll_bar_drag_pos
;
177 /* Keyboard code page - may be changed by language-change events. */
178 int w32_keyboard_codepage
;
180 /* Mouse movement. */
182 /* Where the mouse was last time we reported a mouse event. */
183 static RECT last_mouse_glyph
;
184 static struct frame
*last_mouse_glyph_frame
;
186 /* The scroll bar in which the last motion event occurred.
188 If the last motion event occurred in a scroll bar, we set this
189 so w32_mouse_position can know whether to report a scroll bar motion or
192 If the last motion event didn't occur in a scroll bar, we set this
193 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
194 static Lisp_Object last_mouse_scroll_bar
;
195 static int last_mouse_scroll_bar_pos
;
197 /* This is a hack. We would really prefer that w32_mouse_position would
198 return the time associated with the position it returns, but there
199 doesn't seem to be any way to wrest the time-stamp from the server
200 along with the position query. So, we just keep track of the time
201 of the last movement we received, and return that in hopes that
202 it's somewhat accurate. */
203 static Time last_mouse_movement_time
;
205 /* Incremented by w32_read_socket whenever it really tries to read
207 static int volatile input_signal_count
;
210 int w32_message_fd
= -1;
213 static void w32_handle_tool_bar_click (struct frame
*,
214 struct input_event
*);
215 static void w32_define_cursor (Window
, Cursor
);
217 void x_lower_frame (struct frame
*);
218 void x_scroll_bar_clear (struct frame
*);
219 void x_wm_set_size_hint (struct frame
*, long, bool);
220 void x_raise_frame (struct frame
*);
221 void x_set_window_size (struct frame
*, int, int, int);
222 void x_wm_set_window_state (struct frame
*, int);
223 void x_wm_set_icon_pixmap (struct frame
*, int);
224 static void w32_initialize (void);
225 static void x_update_end (struct frame
*);
226 static void w32_frame_up_to_date (struct frame
*);
227 static void w32_set_terminal_modes (struct terminal
*);
228 static void w32_reset_terminal_modes (struct terminal
*);
229 static void x_clear_frame (struct frame
*);
230 static void frame_highlight (struct frame
*);
231 static void frame_unhighlight (struct frame
*);
232 static void x_new_focus_frame (struct w32_display_info
*,
234 static void x_focus_changed (int, int, struct w32_display_info
*,
235 struct frame
*, struct input_event
*);
236 static void w32_detect_focus_change (struct w32_display_info
*,
237 W32Msg
*, struct input_event
*);
238 static void w32_frame_rehighlight (struct frame
*);
239 static void x_frame_rehighlight (struct w32_display_info
*);
240 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
241 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
242 enum text_cursor_kinds
);
243 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
244 static BOOL
my_show_window (struct frame
*, HWND
, int);
245 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
247 static void my_set_focus (struct frame
*, HWND
);
249 static void my_set_foreground_window (HWND
);
250 static void my_destroy_window (struct frame
*, HWND
);
251 static void w32fullscreen_hook (struct frame
*);
254 static void x_check_font (struct frame
*, struct font
*);
257 static Lisp_Object Qvendor_specific_keysyms
;
258 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
259 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
262 /***********************************************************************
264 ***********************************************************************/
268 /* This is a function useful for recording debugging information about
269 the sequence of occurrences in this file. */
277 struct record event_record
[100];
279 int event_record_index
;
281 record_event (char *locus
, int type
)
283 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
284 event_record_index
= 0;
286 event_record
[event_record_index
].locus
= locus
;
287 event_record
[event_record_index
].type
= type
;
288 event_record_index
++;
295 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
298 if (mask
& GCForeground
)
299 gc
->foreground
= xgcv
->foreground
;
300 if (mask
& GCBackground
)
301 gc
->background
= xgcv
->background
;
303 gc
->font
= xgcv
->font
;
307 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
309 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
311 XChangeGC (ignore
, gc
, mask
, xgcv
);
317 XGetGCValues (void *ignore
, XGCValues
*gc
,
318 unsigned long mask
, XGCValues
*xgcv
)
320 XChangeGC (ignore
, xgcv
, mask
, gc
);
324 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
328 HRGN clip_region
= CreateRectRgnIndirect (rect
);
329 SelectClipRgn (hdc
, clip_region
);
330 DeleteObject (clip_region
);
333 SelectClipRgn (hdc
, NULL
);
336 /* Restore clipping rectangle in S */
338 w32_restore_glyph_string_clip (struct glyph_string
*s
)
341 int n
= s
->num_clips
;
344 w32_set_clip_rectangle (s
->hdc
, r
);
347 HRGN clip1
= CreateRectRgnIndirect (r
);
348 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
349 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
350 SelectClipRgn (s
->hdc
, clip1
);
351 DeleteObject (clip1
);
352 DeleteObject (clip2
);
357 Draw a wavy line under S. The wave fills wave_height pixels from y0.
363 wave_height = 3 | * * * *
368 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
370 int wave_height
= 3, wave_length
= 2;
371 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
372 XRectangle wave_clip
, string_clip
, final_clip
;
373 RECT w32_final_clip
, w32_string_clip
;
377 dy
= wave_height
- 1;
379 y0
= s
->ybase
- wave_height
+ 3;
383 /* Find and set clipping rectangle */
387 wave_clip
.width
= width
;
388 wave_clip
.height
= wave_height
;
390 get_glyph_string_clip_rect (s
, &w32_string_clip
);
391 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
393 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
396 hp
= CreatePen (PS_SOLID
, 0, color
);
397 oldhp
= SelectObject (s
->hdc
, hp
);
398 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
399 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
413 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
417 LineTo (s
->hdc
, x2
, y2
);
419 x2
+= dx
, y2
= y0
+ odd
*dy
;
423 /* Restore previous pen and clipping rectangle(s) */
424 w32_restore_glyph_string_clip (s
);
425 SelectObject (s
->hdc
, oldhp
);
429 /* Draw a hollow rectangle at the specified position. */
431 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
432 int width
, int height
)
437 hb
= CreateSolidBrush (gc
->background
);
438 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
439 oldhb
= SelectObject (hdc
, hb
);
440 oldhp
= SelectObject (hdc
, hp
);
442 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
444 SelectObject (hdc
, oldhb
);
445 SelectObject (hdc
, oldhp
);
450 /* Draw a filled rectangle at the specified position. */
452 w32_fill_rect (struct frame
*f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
456 hb
= CreateSolidBrush (pix
);
457 FillRect (hdc
, lprect
, hb
);
462 w32_clear_window (struct frame
*f
)
465 HDC hdc
= get_frame_dc (f
);
467 /* Under certain conditions, this can be called at startup with
468 a console frame pointer before the GUI frame is created. An HDC
469 of 0 indicates this. */
472 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
473 w32_clear_rect (f
, hdc
, &rect
);
476 release_frame_dc (f
, hdc
);
479 #define OPAQUE_FRAME 255
482 x_set_frame_alpha (struct frame
*f
)
484 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
486 double alpha_min
= 1.0;
489 HWND window
= FRAME_W32_WINDOW (f
);
491 /* Older versions of Windows do not support transparency. */
492 if (!pfnSetLayeredWindowAttributes
)
495 if (dpyinfo
->x_highlight_frame
== f
)
500 if (FLOATP (Vframe_alpha_lower_limit
))
501 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
502 else if (INTEGERP (Vframe_alpha_lower_limit
))
503 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
507 else if (alpha
> 1.0)
509 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
512 opac
= alpha
* OPAQUE_FRAME
;
514 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
516 if (opac
== OPAQUE_FRAME
)
517 ex_style
&= ~WS_EX_LAYERED
;
519 ex_style
|= WS_EX_LAYERED
;
521 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
523 if (opac
!= OPAQUE_FRAME
)
524 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
528 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
530 int pixels
= GetSystemMetrics (SM_CYVIRTUALSCREEN
);
533 /* Fallback for Windows 95 or NT 4.0. */
534 pixels
= GetSystemMetrics (SM_CYSCREEN
);
540 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
542 int pixels
= GetSystemMetrics (SM_CXVIRTUALSCREEN
);
545 /* Fallback for Windows 95 or NT 4.0. */
546 pixels
= GetSystemMetrics (SM_CXSCREEN
);
552 /***********************************************************************
553 Starting and ending an update
554 ***********************************************************************/
556 /* Start an update of frame F. This function is installed as a hook
557 for update_begin, i.e. it is called when update_begin is called.
558 This function is called prior to calls to x_update_window_begin for
559 each window being updated. */
562 x_update_begin (struct frame
*f
)
564 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
566 if (! FRAME_W32_P (f
))
569 /* Regenerate display palette before drawing if list of requested
570 colors has changed. */
571 if (display_info
->regen_palette
)
573 w32_regenerate_palette (f
);
574 display_info
->regen_palette
= FALSE
;
579 /* Start update of window W. Set output_cursor to the cursor
583 x_update_window_begin (struct window
*w
)
585 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
586 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
588 /* Hide the system caret during an update. */
589 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
591 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
594 set_output_cursor (&w
->cursor
);
598 if (f
== hlinfo
->mouse_face_mouse_frame
)
600 /* Don't do highlighting for mouse motion during the update. */
601 hlinfo
->mouse_face_defer
= 1;
603 /* If F needs to be redrawn, simply forget about any prior mouse
605 if (FRAME_GARBAGED_P (f
))
606 hlinfo
->mouse_face_window
= Qnil
;
608 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
609 their mouse_face_p flag set, which means that they are always
610 unequal to rows in a desired matrix which never have that
611 flag set. So, rows containing mouse-face glyphs are never
612 scrolled, and we don't have to switch the mouse highlight off
613 here to prevent it from being scrolled. */
615 /* Can we tell that this update does not affect the window
616 where the mouse highlight is? If so, no need to turn off.
617 Likewise, don't do anything if the frame is garbaged;
618 in that case, the frame's current matrix that we would use
619 is all wrong, and we will redisplay that line anyway. */
620 if (!NILP (hlinfo
->mouse_face_window
)
621 && w
== XWINDOW (hlinfo
->mouse_face_window
))
625 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
626 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
629 if (i
< w
->desired_matrix
->nrows
)
630 clear_mouse_face (hlinfo
);
638 /* Draw a vertical window border from (x,y0) to (x,y1) */
641 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
643 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
653 hdc
= get_frame_dc (f
);
654 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
656 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
658 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
660 release_frame_dc (f
, hdc
);
664 /* End update of window W.
666 Draw vertical borders between horizontally adjacent windows, and
667 display W's cursor if CURSOR_ON_P is non-zero.
669 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
670 glyphs in mouse-face were overwritten. In that case we have to
671 make sure that the mouse-highlight is properly redrawn.
673 W may be a menu bar pseudo-window in case we don't have X toolkit
674 support. Such windows don't have a cursor, so don't display it
678 x_update_window_end (struct window
*w
, bool cursor_on_p
,
679 bool mouse_face_overwritten_p
)
681 if (!w
->pseudo_window_p
)
686 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
688 output_cursor
.x
, output_cursor
.y
);
690 if (draw_window_fringes (w
, 1))
691 x_draw_vertical_border (w
);
696 /* If a row with mouse-face was overwritten, arrange for
697 XTframe_up_to_date to redisplay the mouse highlight. */
698 if (mouse_face_overwritten_p
)
699 reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w
->frame
)));
701 /* Unhide the caret. This won't actually show the cursor, unless it
702 was visible before the corresponding call to HideCaret in
703 x_update_window_begin. */
704 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
706 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
711 /* End update of frame F. This function is installed as a hook in
715 x_update_end (struct frame
*f
)
717 if (! FRAME_W32_P (f
))
720 /* Mouse highlight may be displayed again. */
721 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
725 /* This function is called from various places in xdisp.c
726 whenever a complete update has been performed. */
729 w32_frame_up_to_date (struct frame
*f
)
732 FRAME_MOUSE_UPDATE (f
);
736 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
737 arrow bitmaps, or clear the fringes if no bitmaps are required
738 before DESIRED_ROW is made current. This function is called from
739 update_window_line only if it is known that there are differences
740 between bitmaps to be drawn between current row and DESIRED_ROW. */
743 x_after_update_window_line (struct window
*w
, struct glyph_row
*desired_row
)
750 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
751 desired_row
->redraw_fringe_bitmaps_p
= 1;
753 /* When a window has disappeared, make sure that no rest of
754 full-width rows stays visible in the internal border. Could
755 check here if updated window is the leftmost/rightmost window,
756 but I guess it's not worth doing since vertically split windows
757 are almost never used, internal border is rarely set, and the
758 overhead is very small. */
759 if (windows_or_buffers_changed
760 && desired_row
->full_width_p
761 && (f
= XFRAME (w
->frame
),
762 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
764 && (height
= desired_row
->visible_height
,
767 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
771 HDC hdc
= get_frame_dc (f
);
772 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
773 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
775 release_frame_dc (f
, hdc
);
782 /* Draw the bitmap WHICH in one of the left or right fringes of
783 window W. ROW is the glyph row for which to display the bitmap; it
784 determines the vertical position at which the bitmap has to be
788 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
789 struct draw_fringe_bitmap_params
*p
)
791 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
793 struct face
*face
= p
->face
;
795 hdc
= get_frame_dc (f
);
799 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
801 /* If the fringe is adjacent to the left (right) scroll bar of a
802 leftmost (rightmost, respectively) window, then extend its
803 background to the gap between the fringe and the bar. */
804 if ((WINDOW_LEFTMOST_P (w
)
805 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
806 || (WINDOW_RIGHTMOST_P (w
)
807 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
809 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
813 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
814 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
815 * FRAME_COLUMN_WIDTH (f
));
819 /* Bitmap fills the fringe. */
820 if (bar_area_x
+ bar_area_width
== p
->x
)
821 bx
= bar_area_x
+ sb_width
;
822 else if (p
->x
+ p
->wd
== bar_area_x
)
826 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
828 nx
= bar_area_width
- sb_width
;
829 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
831 ny
= row
->visible_height
;
836 if (bar_area_x
+ bar_area_width
== bx
)
838 bx
= bar_area_x
+ sb_width
;
839 nx
+= bar_area_width
- sb_width
;
841 else if (bx
+ nx
== bar_area_x
)
842 nx
+= bar_area_width
- sb_width
;
847 if (bx
>= 0 && nx
> 0)
848 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
851 /* Must clip because of partially visible lines. */
852 w32_clip_to_row (w
, row
, -1, hdc
);
854 if (p
->which
&& p
->which
< max_fringe_bmp
)
856 HBITMAP pixmap
= fringe_bmp
[p
->which
];
860 compat_hdc
= CreateCompatibleDC (hdc
);
864 horig_obj
= SelectObject (compat_hdc
, pixmap
);
866 /* Paint overlays transparently. */
869 HBRUSH h_brush
, h_orig_brush
;
871 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
872 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
873 h_brush
= CreateSolidBrush (face
->foreground
);
874 h_orig_brush
= SelectObject (hdc
, h_brush
);
876 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
877 compat_hdc
, 0, p
->dh
,
879 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
880 compat_hdc
, 0, p
->dh
,
882 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
883 compat_hdc
, 0, p
->dh
,
886 SelectObject (hdc
, h_orig_brush
);
887 DeleteObject (h_brush
);
891 SetTextColor (hdc
, face
->background
);
892 SetBkColor (hdc
, (p
->cursor_p
893 ? f
->output_data
.w32
->cursor_pixel
894 : face
->foreground
));
896 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
897 compat_hdc
, 0, p
->dh
,
901 SelectObject (compat_hdc
, horig_obj
);
902 DeleteDC (compat_hdc
);
906 w32_set_clip_rectangle (hdc
, NULL
);
908 release_frame_dc (f
, hdc
);
912 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
914 if (which
>= max_fringe_bmp
)
916 int i
= max_fringe_bmp
;
917 max_fringe_bmp
= which
+ 20;
918 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
919 while (i
< max_fringe_bmp
)
923 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
927 w32_destroy_fringe_bitmap (int which
)
929 if (which
>= max_fringe_bmp
)
932 if (fringe_bmp
[which
])
933 DeleteObject (fringe_bmp
[which
]);
934 fringe_bmp
[which
] = 0;
939 /* This is called when starting Emacs and when restarting after
940 suspend. When starting Emacs, no window is mapped. And nothing
941 must be done to Emacs's own window if it is suspended (though that
945 w32_set_terminal_modes (struct terminal
*term
)
949 /* This is called when exiting or suspending Emacs. Exiting will make
950 the W32 windows go away, and suspending requires no action. */
953 w32_reset_terminal_modes (struct terminal
*term
)
959 /***********************************************************************
961 ***********************************************************************/
963 /* Function prototypes of this page. */
965 static void x_set_glyph_string_clipping (struct glyph_string
*);
966 static void x_set_glyph_string_gc (struct glyph_string
*);
967 static void x_draw_glyph_string_background (struct glyph_string
*,
969 static void x_draw_glyph_string_foreground (struct glyph_string
*);
970 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
971 static void x_draw_glyph_string_box (struct glyph_string
*);
972 static void x_draw_glyph_string (struct glyph_string
*);
973 static void x_set_cursor_gc (struct glyph_string
*);
974 static void x_set_mode_line_face_gc (struct glyph_string
*);
975 static void x_set_mouse_face_gc (struct glyph_string
*);
976 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
977 static void w32_setup_relief_color (struct frame
*, struct relief
*,
978 double, int, COLORREF
);
979 static void x_setup_relief_colors (struct glyph_string
*);
980 static void x_draw_image_glyph_string (struct glyph_string
*);
981 static void x_draw_image_relief (struct glyph_string
*);
982 static void x_draw_image_foreground (struct glyph_string
*);
983 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
984 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
986 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
987 int, int, int, int, int, int,
989 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
990 int, int, int, RECT
*);
993 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
997 x_set_cursor_gc (struct glyph_string
*s
)
999 if (s
->font
== FRAME_FONT (s
->f
)
1000 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1001 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1003 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1006 /* Cursor on non-default face: must merge. */
1010 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1011 xgcv
.foreground
= s
->face
->background
;
1013 /* If the glyph would be invisible, try a different foreground. */
1014 if (xgcv
.foreground
== xgcv
.background
)
1015 xgcv
.foreground
= s
->face
->foreground
;
1016 if (xgcv
.foreground
== xgcv
.background
)
1017 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1018 if (xgcv
.foreground
== xgcv
.background
)
1019 xgcv
.foreground
= s
->face
->foreground
;
1021 /* Make sure the cursor is distinct from text in this face. */
1022 if (xgcv
.background
== s
->face
->background
1023 && xgcv
.foreground
== s
->face
->foreground
)
1025 xgcv
.background
= s
->face
->foreground
;
1026 xgcv
.foreground
= s
->face
->background
;
1029 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1030 xgcv
.font
= s
->font
;
1031 mask
= GCForeground
| GCBackground
| GCFont
;
1033 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1034 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1037 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1038 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1040 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1045 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1048 x_set_mouse_face_gc (struct glyph_string
*s
)
1053 /* What face has to be used last for the mouse face? */
1054 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1055 face
= FACE_FROM_ID (s
->f
, face_id
);
1057 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1059 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1060 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1062 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1063 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1064 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1066 /* If font in this face is same as S->font, use it. */
1067 if (s
->font
== s
->face
->font
)
1068 s
->gc
= s
->face
->gc
;
1071 /* Otherwise construct scratch_cursor_gc with values from FACE
1076 xgcv
.background
= s
->face
->background
;
1077 xgcv
.foreground
= s
->face
->foreground
;
1078 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1079 xgcv
.font
= s
->font
;
1080 mask
= GCForeground
| GCBackground
| GCFont
;
1082 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1083 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1086 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1087 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1089 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1092 eassert (s
->gc
!= 0);
1096 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1097 Faces to use in the mode line have already been computed when the
1098 matrix was built, so there isn't much to do, here. */
1101 x_set_mode_line_face_gc (struct glyph_string
*s
)
1103 s
->gc
= s
->face
->gc
;
1107 /* Set S->gc of glyph string S for drawing that glyph string. Set
1108 S->stippled_p to a non-zero value if the face of S has a stipple
1112 x_set_glyph_string_gc (struct glyph_string
*s
)
1114 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1116 if (s
->hl
== DRAW_NORMAL_TEXT
)
1118 s
->gc
= s
->face
->gc
;
1119 s
->stippled_p
= s
->face
->stipple
!= 0;
1121 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1123 x_set_mode_line_face_gc (s
);
1124 s
->stippled_p
= s
->face
->stipple
!= 0;
1126 else if (s
->hl
== DRAW_CURSOR
)
1128 x_set_cursor_gc (s
);
1131 else if (s
->hl
== DRAW_MOUSE_FACE
)
1133 x_set_mouse_face_gc (s
);
1134 s
->stippled_p
= s
->face
->stipple
!= 0;
1136 else if (s
->hl
== DRAW_IMAGE_RAISED
1137 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1139 s
->gc
= s
->face
->gc
;
1140 s
->stippled_p
= s
->face
->stipple
!= 0;
1144 s
->gc
= s
->face
->gc
;
1145 s
->stippled_p
= s
->face
->stipple
!= 0;
1148 /* GC must have been set. */
1149 eassert (s
->gc
!= 0);
1153 /* Set clipping for output of glyph string S. S may be part of a mode
1154 line or menu if we don't have X toolkit support. */
1157 x_set_glyph_string_clipping (struct glyph_string
*s
)
1160 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1163 w32_set_clip_rectangle (s
->hdc
, r
);
1166 HRGN clip1
= CreateRectRgnIndirect (r
);
1167 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1168 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1169 SelectClipRgn (s
->hdc
, clip1
);
1170 DeleteObject (clip1
);
1171 DeleteObject (clip2
);
1176 /* Set SRC's clipping for output of glyph string DST. This is called
1177 when we are drawing DST's left_overhang or right_overhang only in
1181 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1182 struct glyph_string
*dst
)
1187 r
.right
= r
.left
+ src
->width
;
1189 r
.bottom
= r
.top
+ src
->height
;
1192 w32_set_clip_rectangle (dst
->hdc
, &r
);
1196 Compute left and right overhang of glyph string S. */
1199 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1202 && s
->first_glyph
->type
== CHAR_GLYPH
1203 && !s
->font_not_found_p
)
1205 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1206 struct font
*font
= s
->font
;
1207 struct font_metrics metrics
;
1210 for (i
= 0; i
< s
->nchars
; i
++)
1211 code
[i
] = s
->char2b
[i
];
1212 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1213 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1214 ? metrics
.rbearing
- metrics
.width
: 0);
1215 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1219 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1220 s
->left_overhang
= -s
->cmp
->lbearing
;
1224 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1227 x_clear_glyph_string_rect (struct glyph_string
*s
,
1228 int x
, int y
, int w
, int h
)
1235 /* Take clipping into account. */
1236 if (s
->gc
->clip_mask
== Rect
)
1238 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1239 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1240 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1241 - s
->gc
->clip_rectangle
.left
);
1242 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1243 - s
->gc
->clip_rectangle
.top
);
1246 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1251 /* Draw the background of glyph_string S. If S->background_filled_p
1252 is non-zero don't draw it. FORCE_P non-zero means draw the
1253 background even if it wouldn't be drawn normally. This is used
1254 when a string preceding S draws into the background of S, or S
1255 contains the first component of a composition. */
1258 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1260 /* Nothing to do if background has already been drawn or if it
1261 shouldn't be drawn in the first place. */
1262 if (!s
->background_filled_p
)
1264 int box_line_width
= max (s
->face
->box_line_width
, 0);
1266 #if 0 /* TODO: stipple */
1269 /* Fill background with a stipple pattern. */
1270 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1271 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1272 s
->y
+ box_line_width
,
1273 s
->background_width
,
1274 s
->height
- 2 * box_line_width
);
1275 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1276 s
->background_filled_p
= 1;
1280 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1281 || s
->font_not_found_p
1282 || s
->extends_to_end_of_line_p
1285 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1286 s
->background_width
,
1287 s
->height
- 2 * box_line_width
);
1288 s
->background_filled_p
= 1;
1294 /* Draw the foreground of glyph string S. */
1297 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1301 /* If first glyph of S has a left box line, start drawing the text
1302 of S to the right of that box line. */
1303 if (s
->face
->box
!= FACE_NO_BOX
1304 && s
->first_glyph
->left_box_line_p
)
1305 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1309 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1310 SetBkColor (s
->hdc
, s
->gc
->background
);
1311 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1313 /* Draw characters of S as rectangles if S's font could not be
1315 if (s
->font_not_found_p
)
1317 for (i
= 0; i
< s
->nchars
; ++i
)
1319 struct glyph
*g
= s
->first_glyph
+ i
;
1321 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1323 x
+= g
->pixel_width
;
1328 struct font
*font
= s
->font
;
1329 int boff
= font
->baseline_offset
;
1333 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1335 if (font
->vertical_centering
)
1336 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1338 y
= s
->ybase
- boff
;
1340 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1341 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1343 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1344 if (s
->face
->overstrike
)
1345 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1347 SelectObject (s
->hdc
, old_font
);
1351 /* Draw the foreground of composite glyph string S. */
1354 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1357 struct font
*font
= s
->font
;
1359 /* If first glyph of S has a left box line, start drawing the text
1360 of S to the right of that box line. */
1361 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1362 && s
->first_glyph
->left_box_line_p
)
1363 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1367 /* S is a glyph string for a composition. S->cmp_from is the index
1368 of the first character drawn for glyphs of this composition.
1369 S->cmp_from == 0 means we are drawing the very first character of
1370 this composition. */
1372 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1373 SetBkColor (s
->hdc
, s
->gc
->background
);
1374 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1376 /* Draw a rectangle for the composition if the font for the very
1377 first character of the composition could not be loaded. */
1378 if (s
->font_not_found_p
)
1380 if (s
->cmp_from
== 0)
1381 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1384 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1389 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1391 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1392 /* TAB in a composition means display glyphs with padding
1393 space on the left or right. */
1394 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1396 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1397 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1399 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1400 if (s
->face
->overstrike
)
1401 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1403 SelectObject (s
->hdc
, old_font
);
1407 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1413 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1415 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1417 glyph
= LGSTRING_GLYPH (gstring
, i
);
1418 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1419 width
+= LGLYPH_WIDTH (glyph
);
1422 int xoff
, yoff
, wadjust
;
1426 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1429 xoff
= LGLYPH_XOFF (glyph
);
1430 yoff
= LGLYPH_YOFF (glyph
);
1431 wadjust
= LGLYPH_WADJUST (glyph
);
1432 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1439 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1441 SelectObject (s
->hdc
, old_font
);
1446 /* Draw the foreground of glyph string S for glyphless characters. */
1449 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1451 struct glyph
*glyph
= s
->first_glyph
;
1454 int with_background
;
1456 /* If first glyph of S has a left box line, start drawing the text
1457 of S to the right of that box line. */
1458 if (s
->face
->box
!= FACE_NO_BOX
1459 && s
->first_glyph
->left_box_line_p
)
1460 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1464 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1465 SetBkColor (s
->hdc
, s
->gc
->background
);
1466 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1469 with_background
= ! (s
->for_overlaps
1470 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1471 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1473 char buf
[7], *str
= NULL
;
1474 int len
= glyph
->u
.glyphless
.len
;
1476 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1479 && CHAR_TABLE_P (Vglyphless_char_display
)
1480 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1484 = (! glyph
->u
.glyphless
.for_no_font
1485 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1486 glyph
->u
.glyphless
.ch
)
1487 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1488 if (STRINGP (acronym
))
1489 str
= SSDATA (acronym
);
1492 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1494 sprintf ((char *) buf
, "%0*X",
1495 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1496 glyph
->u
.glyphless
.ch
);
1500 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1501 w32_draw_rectangle (s
->hdc
, s
->gc
,
1502 x
, s
->ybase
- glyph
->ascent
,
1503 glyph
->pixel_width
- 1,
1504 glyph
->ascent
+ glyph
->descent
- 1);
1507 struct font
*font
= s
->font
;
1508 int upper_len
= (len
+ 1) / 2;
1512 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1513 /* It is certain that all LEN characters in STR are ASCII. */
1514 for (j
= 0; j
< len
; j
++)
1516 code
= font
->driver
->encode_char (font
, str
[j
]);
1517 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1519 font
->driver
->draw (s
, 0, upper_len
,
1520 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1521 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1523 font
->driver
->draw (s
, upper_len
, len
,
1524 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1525 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1527 SelectObject (s
->hdc
, old_font
);
1529 x
+= glyph
->pixel_width
;
1534 /* Brightness beyond which a color won't have its highlight brightness
1537 Nominally, highlight colors for `3d' faces are calculated by
1538 brightening an object's color by a constant scale factor, but this
1539 doesn't yield good results for dark colors, so for colors whose
1540 brightness is less than this value (on a scale of 0-255) have to
1541 use an additional additive factor.
1543 The value here is set so that the default menu-bar/mode-line color
1544 (grey75) will not have its highlights changed at all. */
1545 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1548 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1549 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1550 If this produces the same color as COLOR, try a color where all RGB
1551 values have DELTA added. Return the allocated color in *COLOR.
1552 DISPLAY is the X display, CMAP is the colormap to operate on.
1553 Value is non-zero if successful. */
1556 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1557 double factor
, int delta
)
1562 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1565 /* Change RGB values by specified FACTOR. Avoid overflow! */
1566 eassert (factor
>= 0);
1567 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1568 min (0xff, factor
* GetGValue (*color
)),
1569 min (0xff, factor
* GetBValue (*color
)));
1571 /* Calculate brightness of COLOR. */
1572 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1573 + GetBValue (*color
)) / 6;
1575 /* We only boost colors that are darker than
1576 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1577 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1578 /* Make an additive adjustment to NEW, because it's dark enough so
1579 that scaling by FACTOR alone isn't enough. */
1581 /* How far below the limit this color is (0 - 1, 1 being darker). */
1582 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1583 /* The additive adjustment. */
1584 int min_delta
= delta
* dimness
* factor
/ 2;
1587 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1588 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1589 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1591 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1592 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1593 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1597 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1598 max (0, min (0xff, delta
+ GetGValue (*color
))),
1599 max (0, min (0xff, delta
+ GetBValue (*color
))));
1601 /* TODO: Map to palette and retry with delta if same? */
1602 /* TODO: Free colors (if using palette)? */
1612 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1613 colors in COLORS. On W32, we no longer try to map colors to
1616 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1620 for (i
= 0; i
< ncolors
; i
++)
1622 DWORD pixel
= colors
[i
].pixel
;
1623 /* Convert to a 16 bit value in range 0 - 0xffff. */
1624 colors
[i
].red
= GetRValue (pixel
) * 257;
1625 colors
[i
].green
= GetGValue (pixel
) * 257;
1626 colors
[i
].blue
= GetBValue (pixel
) * 257;
1631 x_query_color (struct frame
*f
, XColor
*color
)
1633 x_query_colors (f
, color
, 1);
1637 /* Set up the foreground color for drawing relief lines of glyph
1638 string S. RELIEF is a pointer to a struct relief containing the GC
1639 with which lines will be drawn. Use a color that is FACTOR or
1640 DELTA lighter or darker than the relief's background which is found
1641 in S->f->output_data.x->relief_background. If such a color cannot
1642 be allocated, use DEFAULT_PIXEL, instead. */
1645 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1646 int delta
, COLORREF default_pixel
)
1649 struct w32_output
*di
= f
->output_data
.w32
;
1650 unsigned long mask
= GCForeground
;
1652 COLORREF background
= di
->relief_background
;
1653 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1655 /* TODO: Free colors (if using palette)? */
1657 /* Allocate new color. */
1658 xgcv
.foreground
= default_pixel
;
1660 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1662 relief
->allocated_p
= 1;
1663 xgcv
.foreground
= relief
->pixel
= pixel
;
1666 if (relief
->gc
== 0)
1668 #if 0 /* TODO: stipple */
1669 xgcv
.stipple
= dpyinfo
->gray
;
1672 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1675 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1679 /* Set up colors for the relief lines around glyph string S. */
1682 x_setup_relief_colors (struct glyph_string
*s
)
1684 struct w32_output
*di
= s
->f
->output_data
.w32
;
1687 if (s
->face
->use_box_color_for_shadows_p
)
1688 color
= s
->face
->box_color
;
1689 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1691 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1692 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1694 color
= s
->gc
->background
;
1696 if (di
->white_relief
.gc
== 0
1697 || color
!= di
->relief_background
)
1699 di
->relief_background
= color
;
1700 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1701 WHITE_PIX_DEFAULT (s
->f
));
1702 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1703 BLACK_PIX_DEFAULT (s
->f
));
1708 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1709 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1710 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1711 relief. LEFT_P non-zero means draw a relief on the left side of
1712 the rectangle. RIGHT_P non-zero means draw a relief on the right
1713 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1717 w32_draw_relief_rect (struct frame
*f
,
1718 int left_x
, int top_y
, int right_x
, int bottom_y
,
1719 int width
, int raised_p
,
1720 int top_p
, int bot_p
, int left_p
, int right_p
,
1725 HDC hdc
= get_frame_dc (f
);
1728 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1730 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1732 w32_set_clip_rectangle (hdc
, clip_rect
);
1736 for (i
= 0; i
< width
; ++i
)
1737 w32_fill_area (f
, hdc
, gc
.foreground
,
1738 left_x
+ i
* left_p
, top_y
+ i
,
1739 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1743 for (i
= 0; i
< width
; ++i
)
1744 w32_fill_area (f
, hdc
, gc
.foreground
,
1745 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1746 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1749 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1751 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1755 for (i
= 0; i
< width
; ++i
)
1756 w32_fill_area (f
, hdc
, gc
.foreground
,
1757 left_x
+ i
* left_p
, bottom_y
- i
,
1758 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1762 for (i
= 0; i
< width
; ++i
)
1763 w32_fill_area (f
, hdc
, gc
.foreground
,
1764 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1765 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1767 w32_set_clip_rectangle (hdc
, NULL
);
1769 release_frame_dc (f
, hdc
);
1773 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1774 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1775 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1776 left side of the rectangle. RIGHT_P non-zero means draw a line
1777 on the right side of the rectangle. CLIP_RECT is the clipping
1778 rectangle to use when drawing. */
1781 w32_draw_box_rect (struct glyph_string
*s
,
1782 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1783 int left_p
, int right_p
, RECT
*clip_rect
)
1785 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1788 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1789 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1794 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1795 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1799 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1800 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1805 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1806 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1809 w32_set_clip_rectangle (s
->hdc
, NULL
);
1813 /* Draw a box around glyph string S. */
1816 x_draw_glyph_string_box (struct glyph_string
*s
)
1818 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1819 int left_p
, right_p
;
1820 struct glyph
*last_glyph
;
1823 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1824 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1825 : window_box_right (s
->w
, s
->area
));
1827 /* The glyph that may have a right box line. */
1828 last_glyph
= (s
->cmp
|| s
->img
1830 : s
->first_glyph
+ s
->nchars
- 1);
1832 width
= eabs (s
->face
->box_line_width
);
1833 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1835 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1837 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1839 bottom_y
= top_y
+ s
->height
- 1;
1841 left_p
= (s
->first_glyph
->left_box_line_p
1842 || (s
->hl
== DRAW_MOUSE_FACE
1844 || s
->prev
->hl
!= s
->hl
)));
1845 right_p
= (last_glyph
->right_box_line_p
1846 || (s
->hl
== DRAW_MOUSE_FACE
1848 || s
->next
->hl
!= s
->hl
)));
1850 get_glyph_string_clip_rect (s
, &clip_rect
);
1852 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1853 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1854 left_p
, right_p
, &clip_rect
);
1857 x_setup_relief_colors (s
);
1858 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1859 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1864 /* Draw foreground of image glyph string S. */
1867 x_draw_image_foreground (struct glyph_string
*s
)
1870 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1872 /* If first glyph of S has a left box line, start drawing it to the
1873 right of that line. */
1874 if (s
->face
->box
!= FACE_NO_BOX
1875 && s
->first_glyph
->left_box_line_p
1877 x
+= eabs (s
->face
->box_line_width
);
1879 /* If there is a margin around the image, adjust x- and y-position
1881 if (s
->slice
.x
== 0)
1882 x
+= s
->img
->hmargin
;
1883 if (s
->slice
.y
== 0)
1884 y
+= s
->img
->vmargin
;
1890 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1891 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1892 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1893 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1894 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1895 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1896 x_set_glyph_string_clipping (s
);
1900 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1901 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1903 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1904 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1906 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1907 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1908 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1909 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1910 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1911 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1913 SelectObject (mask_dc
, mask_orig_obj
);
1918 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1919 SetBkColor (s
->hdc
, s
->gc
->background
);
1921 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1922 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1924 /* When the image has a mask, we can expect that at
1925 least part of a mouse highlight or a block cursor will
1926 be visible. If the image doesn't have a mask, make
1927 a block cursor visible by drawing a rectangle around
1928 the image. I believe it's looking better if we do
1929 nothing here for mouse-face. */
1930 if (s
->hl
== DRAW_CURSOR
)
1932 int r
= s
->img
->relief
;
1934 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1935 s
->slice
.width
+ r
*2 - 1,
1936 s
->slice
.height
+ r
*2 - 1);
1940 w32_set_clip_rectangle (s
->hdc
, NULL
);
1941 SelectObject (s
->hdc
, orig_brush
);
1942 DeleteObject (fg_brush
);
1943 SelectObject (compat_hdc
, orig_obj
);
1944 DeleteDC (compat_hdc
);
1947 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1948 s
->slice
.width
- 1, s
->slice
.height
- 1);
1950 RestoreDC (s
->hdc
,-1);
1954 /* Draw a relief around the image glyph string S. */
1957 x_draw_image_relief (struct glyph_string
*s
)
1959 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1962 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1964 /* If first glyph of S has a left box line, start drawing it to the
1965 right of that line. */
1966 if (s
->face
->box
!= FACE_NO_BOX
1967 && s
->first_glyph
->left_box_line_p
1969 x
+= eabs (s
->face
->box_line_width
);
1971 /* If there is a margin around the image, adjust x- and y-position
1973 if (s
->slice
.x
== 0)
1974 x
+= s
->img
->hmargin
;
1975 if (s
->slice
.y
== 0)
1976 y
+= s
->img
->vmargin
;
1978 if (s
->hl
== DRAW_IMAGE_SUNKEN
1979 || s
->hl
== DRAW_IMAGE_RAISED
)
1981 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1982 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1983 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1987 thick
= eabs (s
->img
->relief
);
1988 raised_p
= s
->img
->relief
> 0;
1991 x1
= x
+ s
->slice
.width
- 1;
1992 y1
= y
+ s
->slice
.height
- 1;
1993 top_p
= bot_p
= left_p
= right_p
= 0;
1995 if (s
->slice
.x
== 0)
1996 x
-= thick
, left_p
= 1;
1997 if (s
->slice
.y
== 0)
1998 y
-= thick
, top_p
= 1;
1999 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
2000 x1
+= thick
, right_p
= 1;
2001 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
2002 y1
+= thick
, bot_p
= 1;
2004 x_setup_relief_colors (s
);
2005 get_glyph_string_clip_rect (s
, &r
);
2006 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2007 top_p
, bot_p
, left_p
, right_p
, &r
);
2011 /* Draw the foreground of image glyph string S to PIXMAP. */
2014 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2016 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2017 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2019 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2021 /* If first glyph of S has a left box line, start drawing it to the
2022 right of that line. */
2023 if (s
->face
->box
!= FACE_NO_BOX
2024 && s
->first_glyph
->left_box_line_p
2026 x
+= eabs (s
->face
->box_line_width
);
2028 /* If there is a margin around the image, adjust x- and y-position
2030 if (s
->slice
.x
== 0)
2031 x
+= s
->img
->hmargin
;
2032 if (s
->slice
.y
== 0)
2033 y
+= s
->img
->vmargin
;
2037 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2038 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2039 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2040 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2044 HDC mask_dc
= CreateCompatibleDC (hdc
);
2045 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2047 SetTextColor (hdc
, RGB (0, 0, 0));
2048 SetBkColor (hdc
, RGB (255, 255, 255));
2049 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2050 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2051 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2052 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2053 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2054 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2056 SelectObject (mask_dc
, mask_orig_obj
);
2061 SetTextColor (hdc
, s
->gc
->foreground
);
2062 SetBkColor (hdc
, s
->gc
->background
);
2064 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2065 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2067 /* When the image has a mask, we can expect that at
2068 least part of a mouse highlight or a block cursor will
2069 be visible. If the image doesn't have a mask, make
2070 a block cursor visible by drawing a rectangle around
2071 the image. I believe it's looking better if we do
2072 nothing here for mouse-face. */
2073 if (s
->hl
== DRAW_CURSOR
)
2075 int r
= s
->img
->relief
;
2077 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2078 s
->slice
.width
+ r
*2 - 1,
2079 s
->slice
.height
+ r
*2 - 1);
2083 SelectObject (hdc
, orig_brush
);
2084 DeleteObject (fg_brush
);
2085 SelectObject (compat_hdc
, orig_obj
);
2086 DeleteDC (compat_hdc
);
2089 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2090 s
->slice
.width
- 1, s
->slice
.height
- 1);
2092 SelectObject (hdc
, orig_hdc_obj
);
2097 /* Draw part of the background of glyph string S. X, Y, W, and H
2098 give the rectangle to draw. */
2101 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2103 #if 0 /* TODO: stipple */
2106 /* Fill background with a stipple pattern. */
2107 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2108 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2109 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2113 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2117 /* Draw image glyph string S.
2120 s->x +-------------------------
2123 | +-------------------------
2126 | | +-------------------
2132 x_draw_image_glyph_string (struct glyph_string
*s
)
2135 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2136 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2140 height
= s
->height
- 2 * box_line_vwidth
;
2142 /* Fill background with face under the image. Do it only if row is
2143 taller than image or if image has a clip mask to reduce
2145 s
->stippled_p
= s
->face
->stipple
!= 0;
2146 if (height
> s
->slice
.height
2150 || s
->img
->pixmap
== 0
2151 || s
->width
!= s
->background_width
)
2154 if (s
->first_glyph
->left_box_line_p
2156 x
+= box_line_hwidth
;
2159 if (s
->slice
.y
== 0)
2160 y
+= box_line_vwidth
;
2162 #if 0 /* TODO: figure out if we need to do this on Windows. */
2165 /* Create a pixmap as large as the glyph string. Fill it
2166 with the background color. Copy the image to it, using
2167 its mask. Copy the temporary pixmap to the display. */
2168 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2169 int depth
= DefaultDepthOfScreen (screen
);
2171 /* Create a pixmap as large as the glyph string. */
2172 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2173 s
->background_width
,
2176 /* Don't clip in the following because we're working on the
2178 XSetClipMask (s
->display
, s
->gc
, None
);
2180 /* Fill the pixmap with the background color/stipple. */
2183 /* Fill background with a stipple pattern. */
2184 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2185 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2186 0, 0, s
->background_width
, s
->height
);
2187 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2192 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2194 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2195 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2196 0, 0, s
->background_width
, s
->height
);
2197 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2202 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2204 s
->background_filled_p
= 1;
2207 /* Draw the foreground. */
2210 w32_draw_image_foreground_1 (s
, pixmap
);
2211 x_set_glyph_string_clipping (s
);
2213 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2214 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2215 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2216 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2218 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2219 SetBkColor (s
->hdc
, s
->gc
->background
);
2220 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2221 compat_hdc
, 0, 0, SRCCOPY
);
2223 SelectObject (s
->hdc
, orig_brush
);
2224 DeleteObject (fg_brush
);
2225 SelectObject (compat_hdc
, orig_obj
);
2226 DeleteDC (compat_hdc
);
2228 DeleteObject (pixmap
);
2232 x_draw_image_foreground (s
);
2234 /* If we must draw a relief around the image, do it. */
2236 || s
->hl
== DRAW_IMAGE_RAISED
2237 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2238 x_draw_image_relief (s
);
2242 /* Draw stretch glyph string S. */
2245 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2247 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2249 if (s
->hl
== DRAW_CURSOR
2250 && !x_stretch_cursor_p
)
2252 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2253 wide as the stretch glyph. */
2254 int width
, background_width
= s
->background_width
;
2257 if (!s
->row
->reversed_p
)
2259 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2263 background_width
-= left_x
- x
;
2269 /* In R2L rows, draw the cursor on the right edge of the
2271 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2273 if (x
+ background_width
> right_x
)
2274 background_width
-= x
- right_x
;
2275 x
+= background_width
;
2277 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2278 if (s
->row
->reversed_p
)
2282 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2284 /* Clear rest using the GC of the original non-cursor face. */
2285 if (width
< background_width
)
2287 XGCValues
*gc
= s
->face
->gc
;
2289 int w
= background_width
- width
, h
= s
->height
;
2293 if (!s
->row
->reversed_p
)
2297 if (s
->row
->mouse_face_p
2298 && cursor_in_mouse_face_p (s
->w
))
2300 x_set_mouse_face_gc (s
);
2306 get_glyph_string_clip_rect (s
, &r
);
2307 w32_set_clip_rectangle (hdc
, &r
);
2309 #if 0 /* TODO: stipple */
2310 if (s
->face
->stipple
)
2312 /* Fill background with a stipple pattern. */
2313 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2314 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2315 XSetFillStyle (s
->display
, gc
, FillSolid
);
2320 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2324 else if (!s
->background_filled_p
)
2326 int background_width
= s
->background_width
;
2327 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2329 /* Don't draw into left margin, fringe or scrollbar area
2330 except for header line and mode line. */
2331 if (x
< left_x
&& !s
->row
->mode_line_p
)
2333 background_width
-= left_x
- x
;
2336 if (background_width
> 0)
2337 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2340 s
->background_filled_p
= 1;
2344 /* Draw glyph string S. */
2347 x_draw_glyph_string (struct glyph_string
*s
)
2349 bool relief_drawn_p
= 0;
2351 /* If S draws into the background of its successor, draw the
2352 background of the successor first so that S can draw into it.
2353 This makes S->next use XDrawString instead of XDrawImageString. */
2354 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2357 struct glyph_string
*next
;
2358 for (width
= 0, next
= s
->next
;
2359 next
&& width
< s
->right_overhang
;
2360 width
+= next
->width
, next
= next
->next
)
2361 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2363 x_set_glyph_string_gc (next
);
2364 x_set_glyph_string_clipping (next
);
2365 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2366 x_draw_stretch_glyph_string (next
);
2368 x_draw_glyph_string_background (next
, 1);
2369 next
->num_clips
= 0;
2373 /* Set up S->gc, set clipping and draw S. */
2374 x_set_glyph_string_gc (s
);
2376 /* Draw relief (if any) in advance for char/composition so that the
2377 glyph string can be drawn over it. */
2378 if (!s
->for_overlaps
2379 && s
->face
->box
!= FACE_NO_BOX
2380 && (s
->first_glyph
->type
== CHAR_GLYPH
2381 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2384 x_set_glyph_string_clipping (s
);
2385 x_draw_glyph_string_background (s
, 1);
2386 x_draw_glyph_string_box (s
);
2387 x_set_glyph_string_clipping (s
);
2390 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2392 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2393 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2394 /* We must clip just this glyph. left_overhang part has already
2395 drawn when s->prev was drawn, and right_overhang part will be
2396 drawn later when s->next is drawn. */
2397 x_set_glyph_string_clipping_exactly (s
, s
);
2399 x_set_glyph_string_clipping (s
);
2401 switch (s
->first_glyph
->type
)
2404 x_draw_image_glyph_string (s
);
2408 x_draw_stretch_glyph_string (s
);
2412 if (s
->for_overlaps
)
2413 s
->background_filled_p
= 1;
2415 x_draw_glyph_string_background (s
, 0);
2416 x_draw_glyph_string_foreground (s
);
2419 case COMPOSITE_GLYPH
:
2420 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2421 && ! s
->first_glyph
->u
.cmp
.automatic
))
2422 s
->background_filled_p
= 1;
2424 x_draw_glyph_string_background (s
, 1);
2425 x_draw_composite_glyph_string_foreground (s
);
2428 case GLYPHLESS_GLYPH
:
2429 if (s
->for_overlaps
)
2430 s
->background_filled_p
= 1;
2432 x_draw_glyph_string_background (s
, 0);
2433 x_draw_glyphless_glyph_string_foreground (s
);
2440 if (!s
->for_overlaps
)
2442 /* Draw underline. */
2443 if (s
->face
->underline_p
)
2445 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2449 if (s
->face
->underline_defaulted_p
)
2450 color
= s
->gc
->foreground
;
2452 color
= s
->face
->underline_color
;
2454 w32_draw_underwave (s
, color
);
2456 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2458 unsigned long thickness
, position
;
2461 if (s
->prev
&& s
->prev
->face
->underline_p
2462 && s
->prev
->face
->underline_type
== FACE_UNDER_LINE
)
2464 /* We use the same underline style as the previous one. */
2465 thickness
= s
->prev
->underline_thickness
;
2466 position
= s
->prev
->underline_position
;
2470 /* Get the underline thickness. Default is 1 pixel. */
2471 if (s
->font
&& s
->font
->underline_thickness
> 0)
2472 thickness
= s
->font
->underline_thickness
;
2475 if (x_underline_at_descent_line
)
2476 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2479 /* Get the underline position. This is the recommended
2480 vertical offset in pixels from the baseline to the top of
2481 the underline. This is a signed value according to the
2482 specs, and its default is
2484 ROUND ((maximum_descent) / 2), with
2485 ROUND (x) = floor (x + 0.5) */
2487 if (x_use_underline_position_properties
2488 && s
->font
&& s
->font
->underline_position
>= 0)
2489 position
= s
->font
->underline_position
;
2491 position
= (s
->font
->descent
+ 1) / 2;
2493 position
= max (position
, underline_minimum_offset
);
2495 /* Check the sanity of thickness and position. We should
2496 avoid drawing underline out of the current line area. */
2497 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2498 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2499 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2500 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2501 s
->underline_thickness
= thickness
;
2502 s
->underline_position
=position
;
2503 y
= s
->ybase
+ position
;
2504 if (s
->face
->underline_defaulted_p
)
2506 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2511 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2516 /* Draw overline. */
2517 if (s
->face
->overline_p
)
2519 unsigned long dy
= 0, h
= 1;
2521 if (s
->face
->overline_color_defaulted_p
)
2523 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2524 s
->y
+ dy
, s
->width
, h
);
2528 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2529 s
->y
+ dy
, s
->width
, h
);
2533 /* Draw strike-through. */
2534 if (s
->face
->strike_through_p
2535 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2537 unsigned long h
= 1;
2538 unsigned long dy
= (s
->height
- h
) / 2;
2540 if (s
->face
->strike_through_color_defaulted_p
)
2542 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2547 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2548 s
->y
+ dy
, s
->width
, h
);
2552 /* Draw relief if not yet drawn. */
2553 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2554 x_draw_glyph_string_box (s
);
2558 struct glyph_string
*prev
;
2560 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2561 if (prev
->hl
!= s
->hl
2562 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2564 /* As prev was drawn while clipped to its own area, we
2565 must draw the right_overhang part using s->hl now. */
2566 enum draw_glyphs_face save
= prev
->hl
;
2569 x_set_glyph_string_gc (prev
);
2570 x_set_glyph_string_clipping_exactly (s
, prev
);
2571 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2572 x_draw_glyph_string_foreground (prev
);
2574 x_draw_composite_glyph_string_foreground (prev
);
2575 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2577 prev
->num_clips
= 0;
2583 struct glyph_string
*next
;
2585 for (next
= s
->next
; next
; next
= next
->next
)
2586 if (next
->hl
!= s
->hl
2587 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2589 /* As next will be drawn while clipped to its own area,
2590 we must draw the left_overhang part using s->hl now. */
2591 enum draw_glyphs_face save
= next
->hl
;
2594 x_set_glyph_string_gc (next
);
2595 x_set_glyph_string_clipping_exactly (s
, next
);
2596 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2597 x_draw_glyph_string_foreground (next
);
2599 x_draw_composite_glyph_string_foreground (next
);
2600 w32_set_clip_rectangle (next
->hdc
, NULL
);
2602 next
->num_clips
= 0;
2603 next
->clip_head
= s
->next
;
2608 /* Reset clipping. */
2609 w32_set_clip_rectangle (s
->hdc
, NULL
);
2614 /* Shift display to make room for inserted glyphs. */
2617 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2618 int width
, int height
, int shift_by
)
2622 hdc
= get_frame_dc (f
);
2623 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2624 hdc
, x
, y
, SRCCOPY
);
2626 release_frame_dc (f
, hdc
);
2630 /* Delete N glyphs at the nominal cursor position. Not implemented
2634 x_delete_glyphs (struct frame
*f
, register int n
)
2636 if (! FRAME_W32_P (f
))
2643 /* Clear entire frame. */
2646 x_clear_frame (struct frame
*f
)
2648 if (! FRAME_W32_P (f
))
2651 /* Clearing the frame will erase any cursor, so mark them all as no
2653 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2654 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2655 output_cursor
.x
= -1;
2657 /* We don't set the output cursor here because there will always
2658 follow an explicit cursor_to. */
2661 w32_clear_window (f
);
2663 /* We have to clear the scroll bars, too. If we have changed
2664 colors or something like that, then they should be notified. */
2665 x_scroll_bar_clear (f
);
2671 /* Make audible bell. */
2674 w32_ring_bell (struct frame
*f
)
2678 if (FRAME_W32_P (f
) && visible_bell
)
2681 HWND hwnd
= FRAME_W32_WINDOW (f
);
2683 for (i
= 0; i
< 5; i
++)
2685 FlashWindow (hwnd
, TRUE
);
2688 FlashWindow (hwnd
, FALSE
);
2691 w32_sys_ring_bell (f
);
2697 /* Specify how many text lines, from the top of the window,
2698 should be affected by insert-lines and delete-lines operations.
2699 This, and those operations, are used only within an update
2700 that is bounded by calls to x_update_begin and x_update_end. */
2703 w32_set_terminal_window (struct frame
*f
, int n
)
2705 /* This function intentionally left blank. */
2709 /***********************************************************************
2711 ***********************************************************************/
2713 /* Perform an insert-lines or delete-lines operation, inserting N
2714 lines or deleting -N lines at vertical position VPOS. */
2717 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2719 if (! FRAME_W32_P (f
))
2726 /* Scroll part of the display as described by RUN. */
2729 x_scroll_run (struct window
*w
, struct run
*run
)
2731 struct frame
*f
= XFRAME (w
->frame
);
2732 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2733 HWND hwnd
= FRAME_W32_WINDOW (f
);
2736 /* Get frame-relative bounding box of the text display area of W,
2737 without mode lines. Include in this box the left and right
2739 window_box (w
, -1, &x
, &y
, &width
, &height
);
2741 /* If the fringe is adjacent to the left (right) scroll bar of a
2742 leftmost (rightmost, respectively) window, then extend its
2743 background to the gap between the fringe and the bar. */
2744 if ((WINDOW_LEFTMOST_P (w
)
2745 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2746 || (WINDOW_RIGHTMOST_P (w
)
2747 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2749 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2753 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2754 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2755 * FRAME_COLUMN_WIDTH (f
));
2757 if (bar_area_x
+ bar_area_width
== x
)
2759 x
= bar_area_x
+ sb_width
;
2760 width
+= bar_area_width
- sb_width
;
2762 else if (x
+ width
== bar_area_x
)
2763 width
+= bar_area_width
- sb_width
;
2767 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2768 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2769 bottom_y
= y
+ height
;
2773 /* Scrolling up. Make sure we don't copy part of the mode
2774 line at the bottom. */
2775 if (from_y
+ run
->height
> bottom_y
)
2776 height
= bottom_y
- from_y
;
2778 height
= run
->height
;
2779 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2783 /* Scrolling down. Make sure we don't copy over the mode line.
2785 if (to_y
+ run
->height
> bottom_y
)
2786 height
= bottom_y
- to_y
;
2788 height
= run
->height
;
2789 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2794 /* Cursor off. Will be switched on again in x_update_window_end. */
2800 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2801 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2803 from
.left
= to
.left
= x
;
2804 from
.right
= to
.right
= x
+ width
;
2806 from
.bottom
= from_y
+ height
;
2808 to
.bottom
= bottom_y
;
2810 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2811 NULL
, SW_INVALIDATE
);
2813 /* Combine this with what we expect to be dirty. This covers the
2814 case where not all of the region we expect is actually dirty. */
2815 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2817 /* If the dirty region is not what we expected, redraw the entire frame. */
2818 if (!EqualRgn (combined
, expect_dirty
))
2819 SET_FRAME_GARBAGED (f
);
2821 DeleteObject (dirty
);
2822 DeleteObject (combined
);
2826 DeleteObject (expect_dirty
);
2831 /***********************************************************************
2833 ***********************************************************************/
2836 frame_highlight (struct frame
*f
)
2838 x_update_cursor (f
, 1);
2839 x_set_frame_alpha (f
);
2843 frame_unhighlight (struct frame
*f
)
2845 x_update_cursor (f
, 1);
2846 x_set_frame_alpha (f
);
2849 /* The focus has changed. Update the frames as necessary to reflect
2850 the new situation. Note that we can't change the selected frame
2851 here, because the Lisp code we are interrupting might become confused.
2852 Each event gets marked with the frame in which it occurred, so the
2853 Lisp code can tell when the switch took place by examining the events. */
2856 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2858 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2860 if (frame
!= dpyinfo
->w32_focus_frame
)
2862 /* Set this before calling other routines, so that they see
2863 the correct value of w32_focus_frame. */
2864 dpyinfo
->w32_focus_frame
= frame
;
2866 if (old_focus
&& old_focus
->auto_lower
)
2867 x_lower_frame (old_focus
);
2869 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2870 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2872 pending_autoraise_frame
= 0;
2875 x_frame_rehighlight (dpyinfo
);
2879 /* Handle FocusIn and FocusOut state changes for FRAME.
2880 If FRAME has focus and there exists more than one frame, puts
2881 a FOCUS_IN_EVENT into *BUFP. */
2884 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2885 struct frame
*frame
, struct input_event
*bufp
)
2887 if (type
== WM_SETFOCUS
)
2889 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2891 x_new_focus_frame (dpyinfo
, frame
);
2892 dpyinfo
->w32_focus_event_frame
= frame
;
2894 /* Don't stop displaying the initial startup message
2895 for a switch-frame event we don't need. */
2896 if (NILP (Vterminal_frame
)
2897 && CONSP (Vframe_list
)
2898 && !NILP (XCDR (Vframe_list
)))
2907 bufp
->kind
= FOCUS_IN_EVENT
;
2908 XSETFRAME (bufp
->frame_or_window
, frame
);
2911 frame
->output_data
.x
->focus_state
|= state
;
2913 /* TODO: IME focus? */
2915 else if (type
== WM_KILLFOCUS
)
2917 frame
->output_data
.x
->focus_state
&= ~state
;
2919 if (dpyinfo
->w32_focus_event_frame
== frame
)
2921 dpyinfo
->w32_focus_event_frame
= 0;
2922 x_new_focus_frame (dpyinfo
, 0);
2924 bufp
->kind
= FOCUS_OUT_EVENT
;
2925 XSETFRAME (bufp
->frame_or_window
, frame
);
2928 /* TODO: IME focus? */
2933 /* The focus may have changed. Figure out if it is a real focus change,
2934 by checking both FocusIn/Out and Enter/LeaveNotify events.
2936 Returns FOCUS_IN_EVENT event in *BUFP. */
2939 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2940 struct input_event
*bufp
)
2942 struct frame
*frame
;
2944 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2948 /* On w32, this is only called from focus events, so no switch needed. */
2949 x_focus_changed (event
->msg
.message
,
2950 (event
->msg
.message
== WM_KILLFOCUS
?
2951 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2952 dpyinfo
, frame
, bufp
);
2956 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2959 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2961 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2964 /* The focus has changed, or we have redirected a frame's focus to
2965 another frame (this happens when a frame uses a surrogate
2966 mini-buffer frame). Shift the highlight as appropriate.
2968 The FRAME argument doesn't necessarily have anything to do with which
2969 frame is being highlighted or un-highlighted; we only use it to find
2970 the appropriate X display info. */
2973 w32_frame_rehighlight (struct frame
*frame
)
2975 if (! FRAME_W32_P (frame
))
2977 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2981 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2983 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2985 if (dpyinfo
->w32_focus_frame
)
2987 dpyinfo
->x_highlight_frame
2988 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2989 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2990 : dpyinfo
->w32_focus_frame
);
2991 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2993 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2994 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2998 dpyinfo
->x_highlight_frame
= 0;
3000 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
3003 frame_unhighlight (old_highlight
);
3004 if (dpyinfo
->x_highlight_frame
)
3005 frame_highlight (dpyinfo
->x_highlight_frame
);
3009 /* Keyboard processing - modifier keys, etc. */
3011 /* Convert a keysym to its name. */
3014 x_get_keysym_name (int keysym
)
3016 /* Make static so we can always return it */
3017 static char value
[100];
3020 GetKeyNameText (keysym
, value
, 100);
3027 codepage_for_locale (LCID locale
)
3031 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3038 /* Mouse clicks and mouse movement. Rah. */
3040 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3041 the state in PUP. XBUTTON provides extra information for extended mouse
3042 button messages. Returns FALSE if unable to parse the message. */
3044 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3051 case WM_LBUTTONDOWN
:
3059 case WM_MBUTTONDOWN
:
3060 if (NILP (Vw32_swap_mouse_buttons
))
3067 if (NILP (Vw32_swap_mouse_buttons
))
3073 case WM_RBUTTONDOWN
:
3074 if (NILP (Vw32_swap_mouse_buttons
))
3081 if (NILP (Vw32_swap_mouse_buttons
))
3087 case WM_XBUTTONDOWN
:
3088 button
= xbutton
+ 2;
3092 button
= xbutton
+ 2;
3100 if (pbutton
) *pbutton
= button
;
3106 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3108 If the event is a button press, then note that we have grabbed
3112 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3117 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3120 /* Make the event type NO_EVENT; we'll change that when we decide
3122 result
->kind
= MOUSE_CLICK_EVENT
;
3123 result
->code
= button
;
3124 result
->timestamp
= msg
->msg
.time
;
3125 result
->modifiers
= (msg
->dwModifiers
3130 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3131 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3132 XSETFRAME (result
->frame_or_window
, f
);
3138 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3143 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3146 result
->timestamp
= msg
->msg
.time
;
3148 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3149 forward, away from the user (up); a negative value indicates that
3150 the wheel was rotated backward, toward the user (down). */
3151 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3153 /* The up and down modifiers indicate if the wheel was rotated up or
3154 down based on WHEEL_DELTA value. */
3155 result
->modifiers
= (msg
->dwModifiers
3156 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3158 /* With multiple monitors, we can legitimately get negative
3159 coordinates, so cast to short to interpret them correctly. */
3160 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3161 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3162 ScreenToClient (msg
->msg
.hwnd
, &p
);
3163 XSETINT (result
->x
, p
.x
);
3164 XSETINT (result
->y
, p
.y
);
3165 XSETFRAME (result
->frame_or_window
, f
);
3171 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3181 result
->kind
= DRAG_N_DROP_EVENT
;
3183 result
->timestamp
= msg
->msg
.time
;
3184 result
->modifiers
= msg
->dwModifiers
;
3186 hdrop
= (HDROP
) msg
->msg
.wParam
;
3187 DragQueryPoint (hdrop
, &p
);
3190 p
.x
= LOWORD (msg
->msg
.lParam
);
3191 p
.y
= HIWORD (msg
->msg
.lParam
);
3192 ScreenToClient (msg
->msg
.hwnd
, &p
);
3195 XSETINT (result
->x
, p
.x
);
3196 XSETINT (result
->y
, p
.y
);
3198 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3201 for (i
= 0; i
< num_files
; i
++)
3203 len
= GUI_FN (DragQueryFile
) (hdrop
, i
, NULL
, 0);
3207 name
= alloca ((len
+ 1) * sizeof (*name
));
3208 GUI_FN (DragQueryFile
) (hdrop
, i
, name
, len
+ 1);
3209 #ifdef NTGUI_UNICODE
3210 files
= Fcons (from_unicode_buffer (name
), files
);
3212 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3213 #endif /* NTGUI_UNICODE */
3218 XSETFRAME (frame
, f
);
3219 result
->frame_or_window
= frame
;
3220 result
->arg
= files
;
3227 /* File event notifications (see w32notify.c). */
3230 lispy_file_action (DWORD action
)
3232 static char unknown_fmt
[] = "unknown-action(%d)";
3237 case FILE_ACTION_ADDED
:
3240 case FILE_ACTION_REMOVED
:
3243 case FILE_ACTION_MODIFIED
:
3246 case FILE_ACTION_RENAMED_OLD_NAME
:
3247 retval
= Qrenamed_from
;
3249 case FILE_ACTION_RENAMED_NEW_NAME
:
3250 retval
= Qrenamed_to
;
3254 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3256 sprintf (buf
, unknown_fmt
, action
);
3257 retval
= intern (buf
);
3266 /* Put file notifications into the Emacs input event queue. This
3267 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3270 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3273 BYTE
*p
= file_notifications
;
3274 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3275 const DWORD min_size
3276 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3279 /* We cannot process notification before Emacs is fully initialized,
3280 since we need the UTF-16LE coding-system to be set up. */
3283 notification_buffer_in_use
= 0;
3287 XSETFRAME (frame
, f
);
3290 if (notification_buffer_in_use
)
3292 DWORD info_size
= notifications_size
;
3293 Lisp_Object cs
= intern ("utf-16le");
3294 Lisp_Object obj
= w32_get_watch_object (notifications_desc
);
3296 /* notifications_size could be zero when the buffer of
3297 notifications overflowed on the OS level, or when the
3298 directory being watched was itself deleted. Do nothing in
3301 && !NILP (obj
) && CONSP (obj
))
3303 Lisp_Object callback
= XCDR (obj
);
3305 while (info_size
>= min_size
)
3307 Lisp_Object utf_16_fn
3308 = make_unibyte_string ((char *)fni
->FileName
,
3309 fni
->FileNameLength
);
3310 /* Note: mule-conf is preloaded, so utf-16le must
3311 already be defined at this point. */
3313 = code_convert_string_norecord (utf_16_fn
, cs
, 0);
3314 Lisp_Object action
= lispy_file_action (fni
->Action
);
3316 event
->kind
= FILE_NOTIFY_EVENT
;
3318 = (ptrdiff_t)XINT (XIL ((EMACS_INT
)notifications_desc
));
3319 event
->timestamp
= msg
->msg
.time
;
3320 event
->modifiers
= 0;
3321 event
->frame_or_window
= callback
;
3322 event
->arg
= Fcons (action
, fname
);
3323 kbd_buffer_store_event (event
);
3326 if (!fni
->NextEntryOffset
)
3328 p
+= fni
->NextEntryOffset
;
3329 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3330 info_size
-= fni
->NextEntryOffset
;
3333 notification_buffer_in_use
= 0;
3336 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3339 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3340 event
->kind
= NO_EVENT
;
3342 #endif /* WINDOWSNT */
3343 #endif /* HAVE_W32NOTIFY */
3346 /* Function to report a mouse movement to the mainstream Emacs code.
3347 The input handler calls this.
3349 We have received a mouse movement event, which is given in *event.
3350 If the mouse is over a different glyph than it was last time, tell
3351 the mainstream emacs code by setting mouse_moved. If not, ask for
3352 another motion event, so we can check again the next time it moves. */
3354 static MSG last_mouse_motion_event
;
3355 static Lisp_Object last_mouse_motion_frame
;
3358 note_mouse_movement (struct frame
*frame
, MSG
*msg
)
3360 int mouse_x
= LOWORD (msg
->lParam
);
3361 int mouse_y
= HIWORD (msg
->lParam
);
3363 last_mouse_movement_time
= msg
->time
;
3364 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3365 XSETFRAME (last_mouse_motion_frame
, frame
);
3367 if (!FRAME_X_OUTPUT (frame
))
3370 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3372 frame
->mouse_moved
= 1;
3373 last_mouse_scroll_bar
= Qnil
;
3374 note_mouse_highlight (frame
, -1, -1);
3375 last_mouse_glyph_frame
= 0;
3379 /* Has the mouse moved off the glyph it was on at the last sighting? */
3380 if (frame
!= last_mouse_glyph_frame
3381 || mouse_x
< last_mouse_glyph
.left
3382 || mouse_x
>= last_mouse_glyph
.right
3383 || mouse_y
< last_mouse_glyph
.top
3384 || mouse_y
>= last_mouse_glyph
.bottom
)
3386 frame
->mouse_moved
= 1;
3387 last_mouse_scroll_bar
= Qnil
;
3388 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3389 /* Remember the mouse position here, as w32_mouse_position only
3390 gets called when mouse tracking is enabled but we also need
3391 to keep track of the mouse for help_echo and highlighting at
3393 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3394 last_mouse_glyph_frame
= frame
;
3402 /************************************************************************
3404 ************************************************************************/
3406 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3407 static void x_scroll_bar_report_motion (struct frame
**, Lisp_Object
*,
3408 enum scroll_bar_part
*,
3409 Lisp_Object
*, Lisp_Object
*,
3411 static void x_check_fullscreen (struct frame
*);
3414 redo_mouse_highlight (void)
3416 if (!NILP (last_mouse_motion_frame
)
3417 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3418 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3419 LOWORD (last_mouse_motion_event
.lParam
),
3420 HIWORD (last_mouse_motion_event
.lParam
));
3424 w32_define_cursor (Window window
, Cursor cursor
)
3426 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3428 /* Return the current position of the mouse.
3429 *fp should be a frame which indicates which display to ask about.
3431 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3432 and *part to the frame, window, and scroll bar part that the mouse
3433 is over. Set *x and *y to the portion and whole of the mouse's
3434 position on the scroll bar.
3436 If the mouse movement started elsewhere, set *fp to the frame the
3437 mouse is on, *bar_window to nil, and *x and *y to the character cell
3440 Set *time to the server time-stamp for the time at which the mouse
3441 was at this position.
3443 Don't store anything if we don't have a valid set of values to report.
3445 This clears the mouse_moved flag, so we can wait for the next mouse
3449 w32_mouse_position (struct frame
**fp
, int insist
, Lisp_Object
*bar_window
,
3450 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3451 unsigned long *time
)
3457 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3458 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3463 Lisp_Object frame
, tail
;
3465 /* Clear the mouse-moved flag for every frame on this display. */
3466 FOR_EACH_FRAME (tail
, frame
)
3467 XFRAME (frame
)->mouse_moved
= 0;
3469 last_mouse_scroll_bar
= Qnil
;
3473 /* Now we have a position on the root; find the innermost window
3474 containing the pointer. */
3476 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3477 && FRAME_LIVE_P (last_mouse_frame
))
3479 /* If mouse was grabbed on a frame, give coords for that frame
3480 even if the mouse is now outside it. */
3481 f1
= last_mouse_frame
;
3485 /* Is window under mouse one of our frames? */
3486 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3487 WindowFromPoint (pt
));
3490 /* If not, is it one of our scroll bars? */
3493 struct scroll_bar
*bar
3494 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3498 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3502 if (f1
== 0 && insist
> 0)
3503 f1
= SELECTED_FRAME ();
3507 /* Ok, we found a frame. Store all the values.
3508 last_mouse_glyph is a rectangle used to reduce the
3509 generation of mouse events. To not miss any motion
3510 events, we must divide the frame into rectangles of the
3511 size of the smallest character that could be displayed
3512 on it, i.e. into the same rectangles that matrices on
3513 the frame are divided into. */
3515 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3516 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3517 last_mouse_glyph_frame
= f1
;
3524 *time
= last_mouse_movement_time
;
3533 /***********************************************************************
3535 ***********************************************************************/
3537 /* Handle mouse button event on the tool-bar of frame F, at
3538 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3539 or ButtonRelease. */
3542 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3544 int x
= XFASTINT (button_event
->x
);
3545 int y
= XFASTINT (button_event
->y
);
3547 if (button_event
->modifiers
& down_modifier
)
3548 handle_tool_bar_click (f
, x
, y
, 1, 0);
3550 handle_tool_bar_click (f
, x
, y
, 0,
3551 button_event
->modifiers
& ~up_modifier
);
3556 /***********************************************************************
3558 ***********************************************************************/
3560 /* Scroll bar support. */
3562 /* Given a window ID, find the struct scroll_bar which manages it.
3563 This can be called in GC, so we have to make sure to strip off mark
3566 static struct scroll_bar
*
3567 x_window_to_scroll_bar (Window window_id
)
3569 Lisp_Object tail
, frame
;
3571 FOR_EACH_FRAME (tail
, frame
)
3573 Lisp_Object bar
, condemned
;
3575 /* Scan this frame's scroll bar list for a scroll bar with the
3577 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3578 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3579 /* This trick allows us to search both the ordinary and
3580 condemned scroll bar lists with one loop. */
3581 ! NILP (bar
) || (bar
= condemned
,
3584 bar
= XSCROLL_BAR (bar
)->next
)
3585 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3586 return XSCROLL_BAR (bar
);
3594 /* Set the thumb size and position of scroll bar BAR. We are currently
3595 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3598 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3599 int portion
, int position
, int whole
)
3601 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3602 /* We use the whole scroll-bar height in the calculations below, to
3603 avoid strange effects like scrolling backwards when just clicking
3604 on the handle (without moving it). */
3605 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3606 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3607 int sb_page
, sb_pos
;
3608 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3611 /* We used to change the nPage setting while dragging the handle,
3612 but that had very strange effects (such as scrolling backwards
3613 while dragging downwards).
3615 Now, we don't change the nPage setting while dragging unless we
3616 get near to the end of the buffer, in which case we often have to
3617 resize the handle to "go all the way". */
3623 si
.cbSize
= sizeof (si
);
3624 si
.fMask
= SIF_POS
| SIF_PAGE
;
3625 GetScrollInfo (w
, SB_CTL
, &si
);
3626 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3634 /* Position scroll bar at rock bottom if the bottom of the
3635 buffer is visible. This avoids shrinking the thumb away
3636 to nothing if it is held at the bottom of the buffer. */
3637 if (position
+ portion
>= whole
&& !draggingp
)
3639 sb_page
= range
* (whole
- position
) / whole
;
3644 sb_pos
= position
* range
/ whole
;
3645 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3654 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3658 si
.cbSize
= sizeof (si
);
3659 si
.fMask
= SIF_PAGE
| SIF_POS
;
3663 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3669 /************************************************************************
3670 Scroll bars, general
3671 ************************************************************************/
3674 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3676 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3677 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3681 /*#define ATTACH_THREADS*/
3684 my_show_window (struct frame
*f
, HWND hwnd
, int how
)
3686 #ifndef ATTACH_THREADS
3687 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3688 (WPARAM
) hwnd
, (LPARAM
) how
);
3690 return ShowWindow (hwnd
, how
);
3695 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3696 int x
, int y
, int cx
, int cy
, UINT flags
)
3698 #ifndef ATTACH_THREADS
3700 pos
.hwndInsertAfter
= hwndAfter
;
3706 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3708 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3714 my_set_focus (struct frame
* f
, HWND hwnd
)
3716 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3722 my_set_foreground_window (HWND hwnd
)
3724 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3729 my_destroy_window (struct frame
* f
, HWND hwnd
)
3731 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3736 my_bring_window_to_top (HWND hwnd
)
3738 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3741 /* Create a scroll bar and return the scroll bar vector for it. W is
3742 the Emacs window on which to create the scroll bar. TOP, LEFT,
3743 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3746 static struct scroll_bar
*
3747 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3749 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3752 struct scroll_bar
*bar
3753 = ALLOCATE_PSEUDOVECTOR (struct scroll_bar
, fringe_extended_p
, PVEC_OTHER
);
3758 XSETWINDOW (bar
->window
, w
);
3759 XSETINT (bar
->top
, top
);
3760 XSETINT (bar
->left
, left
);
3761 XSETINT (bar
->width
, width
);
3762 XSETINT (bar
->height
, height
);
3763 XSETINT (bar
->start
, 0);
3764 XSETINT (bar
->end
, 0);
3765 bar
->dragging
= Qnil
;
3766 bar
->fringe_extended_p
= 0;
3768 /* Requires geometry to be set before call to create the real window */
3770 hwnd
= my_create_scrollbar (f
, bar
);
3772 si
.cbSize
= sizeof (si
);
3775 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3776 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3780 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3782 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3784 /* Add bar to its frame's list of scroll bars. */
3785 bar
->next
= FRAME_SCROLL_BARS (f
);
3787 XSETVECTOR (barobj
, bar
);
3788 fset_scroll_bars (f
, barobj
);
3789 if (! NILP (bar
->next
))
3790 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3798 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3802 x_scroll_bar_remove (struct scroll_bar
*bar
)
3804 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3808 /* Destroy the window. */
3809 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3811 /* Dissociate this scroll bar from its window. */
3812 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3817 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3818 that we are displaying PORTION characters out of a total of WHOLE
3819 characters, starting at POSITION. If WINDOW has no scroll bar,
3822 w32_set_vertical_scroll_bar (struct window
*w
,
3823 int portion
, int whole
, int position
)
3825 struct frame
*f
= XFRAME (w
->frame
);
3827 struct scroll_bar
*bar
;
3828 int top
, height
, left
, sb_left
, width
, sb_width
;
3829 int window_y
, window_height
;
3830 bool fringe_extended_p
;
3832 /* Get window dimensions. */
3833 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3835 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3836 height
= window_height
;
3838 /* Compute the left edge of the scroll bar area. */
3839 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3841 /* Compute the width of the scroll bar which might be less than
3842 the width of the area reserved for the scroll bar. */
3843 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3844 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3848 /* Compute the left edge of the scroll bar. */
3849 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3850 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3852 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3854 fringe_extended_p
= WINDOW_FRINGE_EXTENDED_P (w
);
3856 /* Does the scroll bar exist yet? */
3857 if (NILP (w
->vertical_scroll_bar
))
3861 if (width
> 0 && height
> 0)
3863 hdc
= get_frame_dc (f
);
3864 if (fringe_extended_p
)
3865 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3867 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3868 release_frame_dc (f
, hdc
);
3872 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3876 /* It may just need to be moved and resized. */
3879 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3880 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3882 /* If already correctly positioned, do nothing. */
3883 if (XINT (bar
->left
) == sb_left
3884 && XINT (bar
->top
) == top
3885 && XINT (bar
->width
) == sb_width
3886 && XINT (bar
->height
) == height
3887 && bar
->fringe_extended_p
== fringe_extended_p
)
3889 /* Redraw after clear_frame. */
3890 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3891 InvalidateRect (hwnd
, NULL
, FALSE
);
3899 if (width
&& height
)
3901 hdc
= get_frame_dc (f
);
3902 /* Since Windows scroll bars are smaller than the space reserved
3903 for them on the frame, we have to clear "under" them. */
3904 if (fringe_extended_p
)
3905 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3907 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3908 release_frame_dc (f
, hdc
);
3910 /* Make sure scroll bar is "visible" before moving, to ensure the
3911 area of the parent window now exposed will be refreshed. */
3912 my_show_window (f
, hwnd
, SW_HIDE
);
3913 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3914 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3915 max (height
, 1), TRUE
);
3917 si
.cbSize
= sizeof (si
);
3918 si
.fMask
= SIF_RANGE
;
3920 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3921 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3923 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3925 my_show_window (f
, hwnd
, SW_NORMAL
);
3926 /* InvalidateRect (w, NULL, FALSE); */
3928 /* Remember new settings. */
3929 XSETINT (bar
->left
, sb_left
);
3930 XSETINT (bar
->top
, top
);
3931 XSETINT (bar
->width
, sb_width
);
3932 XSETINT (bar
->height
, height
);
3937 bar
->fringe_extended_p
= fringe_extended_p
;
3939 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3940 XSETVECTOR (barobj
, bar
);
3941 wset_vertical_scroll_bar (w
, barobj
);
3945 /* The following three hooks are used when we're doing a thorough
3946 redisplay of the frame. We don't explicitly know which scroll bars
3947 are going to be deleted, because keeping track of when windows go
3948 away is a real pain - "Can you say set-window-configuration, boys
3949 and girls?" Instead, we just assert at the beginning of redisplay
3950 that *all* scroll bars are to be removed, and then save a scroll bar
3951 from the fiery pit when we actually redisplay its window. */
3953 /* Arrange for all scroll bars on FRAME to be removed at the next call
3954 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3955 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3958 w32_condemn_scroll_bars (struct frame
*frame
)
3960 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3961 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3964 bar
= FRAME_SCROLL_BARS (frame
);
3965 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3966 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3967 XSCROLL_BAR (bar
)->prev
= Qnil
;
3968 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3969 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3970 fset_condemned_scroll_bars (frame
, bar
);
3975 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3976 Note that WINDOW isn't necessarily condemned at all. */
3979 w32_redeem_scroll_bar (struct window
*window
)
3981 struct scroll_bar
*bar
;
3985 /* We can't redeem this window's scroll bar if it doesn't have one. */
3986 if (NILP (window
->vertical_scroll_bar
))
3989 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3991 /* Unlink it from the condemned list. */
3992 f
= XFRAME (WINDOW_FRAME (window
));
3993 if (NILP (bar
->prev
))
3995 /* If the prev pointer is nil, it must be the first in one of
3997 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3998 /* It's not condemned. Everything's fine. */
4000 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
4001 window
->vertical_scroll_bar
))
4002 fset_condemned_scroll_bars (f
, bar
->next
);
4004 /* If its prev pointer is nil, it must be at the front of
4005 one or the other! */
4009 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4011 if (! NILP (bar
->next
))
4012 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4014 bar
->next
= FRAME_SCROLL_BARS (f
);
4016 XSETVECTOR (barobj
, bar
);
4017 fset_scroll_bars (f
, barobj
);
4018 if (! NILP (bar
->next
))
4019 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4022 /* Remove all scroll bars on FRAME that haven't been saved since the
4023 last call to `*condemn_scroll_bars_hook'. */
4026 w32_judge_scroll_bars (struct frame
*f
)
4028 Lisp_Object bar
, next
;
4030 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4032 /* Clear out the condemned list now so we won't try to process any
4033 more events on the hapless scroll bars. */
4034 fset_condemned_scroll_bars (f
, Qnil
);
4036 for (; ! NILP (bar
); bar
= next
)
4038 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4040 x_scroll_bar_remove (b
);
4043 b
->next
= b
->prev
= Qnil
;
4046 /* Now there should be no references to the condemned scroll bars,
4047 and they should get garbage-collected. */
4050 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4051 is set to something other than NO_EVENT, it is enqueued.
4053 This may be called from a signal handler, so we have to ignore GC
4057 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4058 struct input_event
*emacs_event
)
4060 if (! WINDOWP (bar
->window
))
4063 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4064 emacs_event
->code
= 0;
4065 /* not really meaningful to distinguish up/down */
4066 emacs_event
->modifiers
= msg
->dwModifiers
;
4067 emacs_event
->frame_or_window
= bar
->window
;
4068 emacs_event
->arg
= Qnil
;
4069 emacs_event
->timestamp
= msg
->msg
.time
;
4072 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4074 int dragging
= !NILP (bar
->dragging
);
4077 si
.cbSize
= sizeof (si
);
4080 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4083 bar
->dragging
= Qnil
;
4086 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4088 switch (LOWORD (msg
->msg
.wParam
))
4091 emacs_event
->part
= scroll_bar_down_arrow
;
4094 emacs_event
->part
= scroll_bar_up_arrow
;
4097 emacs_event
->part
= scroll_bar_above_handle
;
4100 emacs_event
->part
= scroll_bar_below_handle
;
4103 emacs_event
->part
= scroll_bar_handle
;
4107 emacs_event
->part
= scroll_bar_handle
;
4111 case SB_THUMBPOSITION
:
4112 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4113 y
= HIWORD (msg
->msg
.wParam
);
4115 emacs_event
->part
= scroll_bar_handle
;
4117 /* "Silently" update current position. */
4121 si
.cbSize
= sizeof (si
);
4124 /* Remember apparent position (we actually lag behind the real
4125 position, so don't set that directly). */
4126 last_scroll_bar_drag_pos
= y
;
4128 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4132 /* If this is the end of a drag sequence, then reset the scroll
4133 handle size to normal and do a final redraw. Otherwise do
4138 int start
= XINT (bar
->start
);
4139 int end
= XINT (bar
->end
);
4141 si
.cbSize
= sizeof (si
);
4142 si
.fMask
= SIF_PAGE
| SIF_POS
;
4143 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4144 si
.nPos
= last_scroll_bar_drag_pos
;
4145 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4149 emacs_event
->kind
= NO_EVENT
;
4153 XSETINT (emacs_event
->x
, y
);
4154 XSETINT (emacs_event
->y
, top_range
);
4160 /* Return information to the user about the current position of the mouse
4161 on the scroll bar. */
4164 x_scroll_bar_report_motion (struct frame
**fp
, Lisp_Object
*bar_window
,
4165 enum scroll_bar_part
*part
,
4166 Lisp_Object
*x
, Lisp_Object
*y
,
4167 unsigned long *time
)
4169 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4170 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4171 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4173 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4179 *bar_window
= bar
->window
;
4181 si
.cbSize
= sizeof (si
);
4182 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4184 GetScrollInfo (w
, SB_CTL
, &si
);
4186 top_range
= si
.nMax
- si
.nPage
+ 1;
4188 switch (LOWORD (last_mouse_scroll_bar_pos
))
4190 case SB_THUMBPOSITION
:
4192 *part
= scroll_bar_handle
;
4193 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4194 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4197 *part
= scroll_bar_handle
;
4201 *part
= scroll_bar_handle
;
4206 XSETINT (*y
, top_range
);
4209 last_mouse_scroll_bar
= Qnil
;
4211 *time
= last_mouse_movement_time
;
4217 /* The screen has been cleared so we may have changed foreground or
4218 background colors, and the scroll bars may need to be redrawn.
4219 Clear out the scroll bars, and ask for expose events, so we can
4223 x_scroll_bar_clear (struct frame
*f
)
4227 /* We can have scroll bars even if this is 0,
4228 if we just turned off scroll bar mode.
4229 But in that case we should not clear them. */
4230 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4231 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4232 bar
= XSCROLL_BAR (bar
)->next
)
4234 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4235 HDC hdc
= GetDC (window
);
4238 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4239 arranges to refresh the scroll bar if hidden. */
4240 my_show_window (f
, window
, SW_HIDE
);
4242 GetClientRect (window
, &rect
);
4243 select_palette (f
, hdc
);
4244 w32_clear_rect (f
, hdc
, &rect
);
4245 deselect_palette (f
, hdc
);
4247 ReleaseDC (window
, hdc
);
4252 /* The main W32 event-reading loop - w32_read_socket. */
4254 /* Record the last 100 characters stored
4255 to help debug the loss-of-chars-during-GC problem. */
4257 static int temp_index
;
4258 static short temp_buffer
[100];
4260 /* Temporarily store lead byte of DBCS input sequences. */
4261 static char dbcs_lead
= 0;
4263 /* Read events coming from the W32 shell.
4264 This routine is called by the SIGIO handler.
4265 We return as soon as there are no more events to be read.
4267 For an overview of how Emacs input works on MS-Windows, see the
4268 commentary before w32_msg_pump in w32fns.c.
4270 We return the number of characters stored into the buffer,
4271 thus pretending to be `read'.
4273 Some of these messages are reposted back to the message queue since the
4274 system calls the windows proc directly in a context where we cannot return
4275 the data nor can we guarantee the state we are in. So if we dispatch them
4276 we will get into an infinite loop. To prevent this from ever happening we
4277 will set a variable to indicate we are in the read_socket call and indicate
4278 which message we are processing since the windows proc gets called
4279 recursively with different messages by the system.
4283 w32_read_socket (struct terminal
*terminal
,
4284 struct input_event
*hold_quit
)
4287 int check_visibility
= 0;
4290 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4291 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4296 /* So people can tell when we have read the available input. */
4297 input_signal_count
++;
4299 /* Process any incoming thread messages. */
4300 drain_message_queue ();
4302 /* TODO: ghostscript integration. */
4303 while (get_next_msg (&msg
, FALSE
))
4305 struct input_event inev
;
4308 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4309 /* w32_name_of_message (msg.msg.message), */
4310 /* msg.msg.time)); */
4313 inev
.kind
= NO_EVENT
;
4316 switch (msg
.msg
.message
)
4318 case WM_EMACS_PAINT
:
4319 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4323 if (msg
.rect
.right
== msg
.rect
.left
||
4324 msg
.rect
.bottom
== msg
.rect
.top
)
4326 /* We may get paint messages even though the client
4327 area is clipped - these are not expose events. */
4328 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4331 else if (FRAME_VISIBLE_P (f
) != 1)
4333 bool iconified
= FRAME_ICONIFIED_P (f
);
4335 /* Definitely not obscured, so mark as visible. */
4336 SET_FRAME_VISIBLE (f
, 1);
4337 SET_FRAME_ICONIFIED (f
, 0);
4338 SET_FRAME_GARBAGED (f
);
4339 if (!f
->output_data
.w32
->asked_for_visible
)
4340 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4343 /* WM_PAINT serves as MapNotify as well, so report
4344 visibility changes properly. */
4347 inev
.kind
= DEICONIFY_EVENT
;
4348 XSETFRAME (inev
.frame_or_window
, f
);
4350 else if (!NILP (Vframe_list
) && !NILP (XCDR (Vframe_list
)))
4351 /* Force a redisplay sooner or later to update the
4352 frame titles in case this is the second frame. */
4353 record_asynch_buffer_change ();
4357 HDC hdc
= get_frame_dc (f
);
4359 /* Erase background again for safety. */
4360 w32_clear_rect (f
, hdc
, &msg
.rect
);
4361 release_frame_dc (f
, hdc
);
4365 msg
.rect
.right
- msg
.rect
.left
,
4366 msg
.rect
.bottom
- msg
.rect
.top
);
4371 case WM_INPUTLANGCHANGE
:
4372 /* Generate a language change event. */
4373 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4375 /* lParam contains the input language ID in its low 16 bits.
4376 Use it to update our record of the keyboard codepage. */
4377 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4382 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4383 XSETFRAME (inev
.frame_or_window
, f
);
4384 inev
.code
= w32_keyboard_codepage
;
4385 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4391 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4393 if (f
&& !FRAME_ICONIFIED_P (f
))
4395 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4396 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4398 clear_mouse_face (hlinfo
);
4399 hlinfo
->mouse_face_hidden
= 1;
4402 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4404 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4405 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4406 inev
.code
= msg
.msg
.wParam
;
4407 inev
.modifiers
= msg
.dwModifiers
;
4408 XSETFRAME (inev
.frame_or_window
, f
);
4409 inev
.timestamp
= msg
.msg
.time
;
4416 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4418 if (f
&& !FRAME_ICONIFIED_P (f
))
4420 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4421 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4423 clear_mouse_face (hlinfo
);
4424 hlinfo
->mouse_face_hidden
= 1;
4427 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4429 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4431 inev
.modifiers
= msg
.dwModifiers
;
4432 XSETFRAME (inev
.frame_or_window
, f
);
4433 inev
.timestamp
= msg
.msg
.time
;
4435 if (msg
.msg
.message
== WM_UNICHAR
)
4437 inev
.code
= msg
.msg
.wParam
;
4439 else if (msg
.msg
.wParam
< 256)
4444 dbcs
[1] = (char) msg
.msg
.wParam
;
4448 dbcs
[0] = dbcs_lead
;
4450 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4454 DebPrint (("Invalid DBCS sequence: %d %d\n",
4456 inev
.kind
= NO_EVENT
;
4460 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4461 (BYTE
) msg
.msg
.wParam
))
4463 dbcs_lead
= (char) msg
.msg
.wParam
;
4464 inev
.kind
= NO_EVENT
;
4469 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4470 &dbcs
[1], 1, &code
, 1))
4472 /* What to do with garbage? */
4473 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4474 inev
.kind
= NO_EVENT
;
4482 /* Windows shouldn't generate WM_CHAR events above 0xFF
4483 in non-Unicode message handlers. */
4484 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4485 inev
.kind
= NO_EVENT
;
4488 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4489 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4494 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4496 if (f
&& !FRAME_ICONIFIED_P (f
))
4498 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4499 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4501 clear_mouse_face (hlinfo
);
4502 hlinfo
->mouse_face_hidden
= 1;
4505 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4507 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4508 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4509 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4510 inev
.modifiers
= msg
.dwModifiers
;
4511 XSETFRAME (inev
.frame_or_window
, f
);
4512 inev
.timestamp
= msg
.msg
.time
;
4517 /* Ignore non-movement. */
4519 int x
= LOWORD (msg
.msg
.lParam
);
4520 int y
= HIWORD (msg
.msg
.lParam
);
4521 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4523 last_mousemove_x
= x
;
4524 last_mousemove_y
= y
;
4527 previous_help_echo_string
= help_echo_string
;
4528 help_echo_string
= Qnil
;
4530 if (dpyinfo
->grabbed
&& last_mouse_frame
4531 && FRAME_LIVE_P (last_mouse_frame
))
4532 f
= last_mouse_frame
;
4534 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4536 if (hlinfo
->mouse_face_hidden
)
4538 hlinfo
->mouse_face_hidden
= 0;
4539 clear_mouse_face (hlinfo
);
4544 /* Generate SELECT_WINDOW_EVENTs when needed. */
4545 if (!NILP (Vmouse_autoselect_window
))
4548 int x
= LOWORD (msg
.msg
.lParam
);
4549 int y
= HIWORD (msg
.msg
.lParam
);
4551 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4553 /* Window will be selected only when it is not
4554 selected now and last mouse movement event was
4555 not in it. Minibuffer window will be selected
4556 only when it is active. */
4557 if (WINDOWP (window
)
4558 && !EQ (window
, last_window
)
4559 && !EQ (window
, selected_window
)
4560 /* For click-to-focus window managers
4561 create event iff we don't leave the
4563 && (focus_follows_mouse
4564 || (EQ (XWINDOW (window
)->frame
,
4565 XWINDOW (selected_window
)->frame
))))
4567 inev
.kind
= SELECT_WINDOW_EVENT
;
4568 inev
.frame_or_window
= window
;
4571 last_window
= window
;
4573 if (!note_mouse_movement (f
, &msg
.msg
))
4574 help_echo_string
= previous_help_echo_string
;
4578 /* If we move outside the frame, then we're
4579 certainly no longer on any text in the frame. */
4580 clear_mouse_face (hlinfo
);
4583 /* If the contents of the global variable help_echo_string
4584 has changed, generate a HELP_EVENT. */
4585 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4586 But it was originally changed to this to fix a bug, so I have
4587 not removed it completely in case the bug is still there. */
4588 if (help_echo_string
!= previous_help_echo_string
||
4589 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4590 #else /* This is what xterm.c does. */
4591 if (!NILP (help_echo_string
)
4592 || !NILP (previous_help_echo_string
))
4597 case WM_LBUTTONDOWN
:
4599 case WM_MBUTTONDOWN
:
4601 case WM_RBUTTONDOWN
:
4603 case WM_XBUTTONDOWN
:
4606 /* If we decide we want to generate an event to be seen
4607 by the rest of Emacs, we put it here. */
4608 bool tool_bar_p
= 0;
4612 if (dpyinfo
->grabbed
&& last_mouse_frame
4613 && FRAME_LIVE_P (last_mouse_frame
))
4614 f
= last_mouse_frame
;
4616 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4620 construct_mouse_click (&inev
, &msg
, f
);
4622 /* Is this in the tool-bar? */
4623 if (WINDOWP (f
->tool_bar_window
)
4624 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4627 int x
= XFASTINT (inev
.x
);
4628 int y
= XFASTINT (inev
.y
);
4630 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4632 if (EQ (window
, f
->tool_bar_window
))
4634 w32_handle_tool_bar_click (f
, &inev
);
4640 || (dpyinfo
->w32_focus_frame
4641 && f
!= dpyinfo
->w32_focus_frame
))
4642 inev
.kind
= NO_EVENT
;
4645 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4650 dpyinfo
->grabbed
&= ~ (1 << button
);
4654 dpyinfo
->grabbed
|= (1 << button
);
4655 last_mouse_frame
= f
;
4656 /* Ignore any mouse motion that happened
4657 before this event; any subsequent mouse-movement
4658 Emacs events should reflect only motion after
4664 last_tool_bar_item
= -1;
4670 case WM_MOUSEHWHEEL
:
4672 if (dpyinfo
->grabbed
&& last_mouse_frame
4673 && FRAME_LIVE_P (last_mouse_frame
))
4674 f
= last_mouse_frame
;
4676 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4681 if (!dpyinfo
->w32_focus_frame
4682 || f
== dpyinfo
->w32_focus_frame
)
4684 /* Emit an Emacs wheel-up/down event. */
4685 construct_mouse_wheel (&inev
, &msg
, f
);
4687 /* Ignore any mouse motion that happened before this
4688 event; any subsequent mouse-movement Emacs events
4689 should reflect only motion after the
4693 last_mouse_frame
= f
;
4694 last_tool_bar_item
= -1;
4699 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4702 construct_drag_n_drop (&inev
, &msg
, f
);
4707 struct scroll_bar
*bar
=
4708 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4711 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4715 case WM_WINDOWPOSCHANGED
:
4717 case WM_ACTIVATEAPP
:
4718 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4721 /* Run the full-screen hook function also when we are
4722 being activated, to actually install the required
4723 size in effect, if the WAIT flag is set. This is
4724 because when the hook is run from x_set_fullscreen,
4725 the frame might not yet be visible, if that call is a
4726 result of make-frame, and in that case the hook just
4727 sets the WAIT flag. */
4728 if ((msg
.msg
.message
== WM_WINDOWPOSCHANGED
|| msg
.msg
.wParam
)
4729 && (f
->want_fullscreen
& FULLSCREEN_WAIT
))
4730 w32fullscreen_hook (f
);
4731 x_check_fullscreen (f
);
4733 check_visibility
= 1;
4737 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4739 if (f
&& !FRAME_ICONIFIED_P (f
))
4743 x_real_positions (f
, &x
, &y
);
4748 check_visibility
= 1;
4752 /* wParam non-zero means Window is about to be shown, 0 means
4753 about to be hidden. */
4754 /* Redo the mouse-highlight after the tooltip has gone. */
4755 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4758 redo_mouse_highlight ();
4761 /* If window has been obscured or exposed by another window
4762 being maximized or minimized/restored, then recheck
4763 visibility of all frames. Direct changes to our own
4764 windows get handled by WM_SIZE. */
4766 if (msg
.msg
.lParam
!= 0)
4767 check_visibility
= 1;
4770 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4771 f
->async_visible
= msg
.msg
.wParam
;
4775 check_visibility
= 1;
4779 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4781 /* Inform lisp of whether frame has been iconified etc. */
4784 switch (msg
.msg
.wParam
)
4786 case SIZE_MINIMIZED
:
4787 SET_FRAME_VISIBLE (f
, 0);
4788 SET_FRAME_ICONIFIED (f
, 1);
4790 inev
.kind
= ICONIFY_EVENT
;
4791 XSETFRAME (inev
.frame_or_window
, f
);
4794 case SIZE_MAXIMIZED
:
4797 bool iconified
= FRAME_ICONIFIED_P (f
);
4800 SET_FRAME_VISIBLE (f
, 1);
4801 SET_FRAME_ICONIFIED (f
, 0);
4803 /* wait_reading_process_output will notice this
4804 and update the frame's display structures. */
4805 SET_FRAME_GARBAGED (f
);
4811 /* Reset top and left positions of the Window
4812 here since Windows sends a WM_MOVE message
4813 BEFORE telling us the Window is minimized
4814 when the Window is iconified, with 3000,3000
4816 x_real_positions (f
, &x
, &y
);
4820 inev
.kind
= DEICONIFY_EVENT
;
4821 XSETFRAME (inev
.frame_or_window
, f
);
4823 else if (! NILP (Vframe_list
)
4824 && ! NILP (XCDR (Vframe_list
)))
4825 /* Force a redisplay sooner or later
4826 to update the frame titles
4827 in case this is the second frame. */
4828 record_asynch_buffer_change ();
4834 if (f
&& !FRAME_ICONIFIED_P (f
) && msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4842 GetClientRect (msg
.msg
.hwnd
, &rect
);
4844 height
= rect
.bottom
- rect
.top
;
4845 width
= rect
.right
- rect
.left
;
4847 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4848 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4850 /* TODO: Clip size to the screen dimensions. */
4852 /* Even if the number of character rows and columns has
4853 not changed, the font size may have changed, so we need
4854 to check the pixel dimensions as well. */
4856 if (columns
!= FRAME_COLS (f
)
4857 || rows
!= FRAME_LINES (f
)
4858 || width
!= FRAME_PIXEL_WIDTH (f
)
4859 || height
!= FRAME_PIXEL_HEIGHT (f
))
4861 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4862 SET_FRAME_GARBAGED (f
);
4863 cancel_mouse_face (f
);
4864 FRAME_PIXEL_WIDTH (f
) = width
;
4865 FRAME_PIXEL_HEIGHT (f
) = height
;
4866 f
->win_gravity
= NorthWestGravity
;
4870 check_visibility
= 1;
4874 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4877 if (f
== hlinfo
->mouse_face_mouse_frame
)
4879 /* If we move outside the frame, then we're
4880 certainly no longer on any text in the frame. */
4881 clear_mouse_face (hlinfo
);
4882 hlinfo
->mouse_face_mouse_frame
= 0;
4885 /* Generate a nil HELP_EVENT to cancel a help-echo.
4886 Do it only if there's something to cancel.
4887 Otherwise, the startup message is cleared when
4888 the mouse leaves the frame. */
4889 if (any_help_event_p
)
4895 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4897 dpyinfo
->grabbed
= 0;
4898 check_visibility
= 1;
4902 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4903 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4907 if (f
== hlinfo
->mouse_face_mouse_frame
)
4909 /* If we move outside the frame, then we're
4910 certainly no longer on any text in the frame. */
4911 clear_mouse_face (hlinfo
);
4912 hlinfo
->mouse_face_mouse_frame
= 0;
4915 /* Generate a nil HELP_EVENT to cancel a help-echo.
4916 Do it only if there's something to cancel.
4917 Otherwise, the startup message is cleared when
4918 the mouse leaves the frame. */
4919 if (any_help_event_p
)
4923 dpyinfo
->grabbed
= 0;
4924 check_visibility
= 1;
4928 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4932 inev
.kind
= DELETE_WINDOW_EVENT
;
4933 XSETFRAME (inev
.frame_or_window
, f
);
4938 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4942 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4943 XSETFRAME (inev
.frame_or_window
, f
);
4948 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4952 extern void menubar_selection_callback
4953 (struct frame
*f
, void * client_data
);
4954 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4957 check_visibility
= 1;
4960 case WM_DISPLAYCHANGE
:
4961 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4965 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4966 DebPrint (("display change: %d %d\n",
4967 (short) LOWORD (msg
.msg
.lParam
),
4968 (short) HIWORD (msg
.msg
.lParam
)));
4971 check_visibility
= 1;
4975 case WM_EMACS_FILENOTIFY
:
4976 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4978 queue_notifications (&inev
, &msg
, f
, &count
);
4983 /* Check for messages registered at runtime. */
4984 if (msg
.msg
.message
== msh_mousewheel
)
4986 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4987 msg
.msg
.message
= WM_MOUSEWHEEL
;
4993 if (inev
.kind
!= NO_EVENT
)
4995 kbd_buffer_store_event_hold (&inev
, hold_quit
);
5000 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
5005 XSETFRAME (frame
, f
);
5011 if (NILP (help_echo_string
))
5013 help_echo_object
= help_echo_window
= Qnil
;
5017 any_help_event_p
= 1;
5018 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5019 help_echo_object
, help_echo_pos
);
5023 help_echo_string
= Qnil
;
5024 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5030 /* If the focus was just given to an autoraising frame,
5032 /* ??? This ought to be able to handle more than one such frame. */
5033 if (pending_autoraise_frame
)
5035 x_raise_frame (pending_autoraise_frame
);
5036 pending_autoraise_frame
= 0;
5039 /* Check which frames are still visible, if we have enqueued any user
5040 events or been notified of events that may affect visibility. We
5041 do this here because there doesn't seem to be any direct
5042 notification from Windows that the visibility of a window has
5043 changed (at least, not in all cases). */
5044 if (count
> 0 || check_visibility
)
5046 Lisp_Object tail
, frame
;
5048 FOR_EACH_FRAME (tail
, frame
)
5050 struct frame
*f
= XFRAME (frame
);
5051 /* The tooltip has been drawn already. Avoid the
5052 SET_FRAME_GARBAGED below. */
5053 if (EQ (frame
, tip_frame
))
5056 /* Check "visible" frames and mark each as obscured or not.
5057 Note that visible is nonzero for unobscured and obscured
5058 frames, but zero for hidden and iconified frames. */
5059 if (FRAME_W32_P (f
) && FRAME_VISIBLE_P (f
))
5066 /* Query clipping rectangle for the entire window area
5067 (GetWindowDC), not just the client portion (GetDC).
5068 Otherwise, the scrollbars and menubar aren't counted as
5069 part of the visible area of the frame, and we may think
5070 the frame is obscured when really a scrollbar is still
5071 visible and gets WM_PAINT messages above. */
5072 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5073 GetClipBox (hdc
, &clipbox
);
5074 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5077 obscured
= FRAME_OBSCURED_P (f
);
5079 if (clipbox
.right
== clipbox
.left
|| clipbox
.bottom
== clipbox
.top
)
5081 /* Frame has become completely obscured so mark as such (we
5082 do this by setting visible to 2 so that FRAME_VISIBLE_P
5083 is still true, but redisplay will skip it). */
5084 SET_FRAME_VISIBLE (f
, 2);
5087 DebPrint (("frame %p (%s) obscured\n", f
, SDATA (f
->name
)));
5091 /* Frame is not obscured, so mark it as such. */
5092 SET_FRAME_VISIBLE (f
, 1);
5096 SET_FRAME_GARBAGED (f
);
5097 DebPrint (("obscured frame %p (%s) found to be visible\n",
5098 f
, SDATA (f
->name
)));
5100 /* Force a redisplay sooner or later. */
5101 record_asynch_buffer_change ();
5114 /***********************************************************************
5116 ***********************************************************************/
5118 /* Set clipping for output in glyph row ROW. W is the window in which
5119 we operate. GC is the graphics context to set clipping in.
5121 ROW may be a text row or, e.g., a mode line. Text rows must be
5122 clipped to the interior of the window dedicated to text display,
5123 mode lines must be clipped to the whole window. */
5126 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5129 int window_x
, window_y
, window_width
;
5131 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5133 clip_rect
.left
= window_x
;
5134 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5135 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5136 clip_rect
.right
= clip_rect
.left
+ window_width
;
5137 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5139 w32_set_clip_rectangle (hdc
, &clip_rect
);
5143 /* Draw a hollow box cursor on window W in glyph row ROW. */
5146 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5148 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5152 struct glyph
*cursor_glyph
;
5153 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5155 /* Get the glyph the cursor is on. If we can't tell because
5156 the current matrix is invalid or such, give up. */
5157 cursor_glyph
= get_phys_cursor_glyph (w
);
5158 if (cursor_glyph
== NULL
)
5164 /* Compute frame-relative coordinates for phys cursor. */
5165 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5168 rect
.bottom
= rect
.top
+ h
;
5169 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5171 hdc
= get_frame_dc (f
);
5172 /* Set clipping, draw the rectangle, and reset clipping again. */
5173 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5174 FrameRect (hdc
, &rect
, hb
);
5176 w32_set_clip_rectangle (hdc
, NULL
);
5177 release_frame_dc (f
, hdc
);
5181 /* Draw a bar cursor on window W in glyph row ROW.
5183 Implementation note: One would like to draw a bar cursor with an
5184 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5185 Unfortunately, I didn't find a font yet that has this property set.
5189 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5190 int width
, enum text_cursor_kinds kind
)
5192 struct frame
*f
= XFRAME (w
->frame
);
5193 struct glyph
*cursor_glyph
;
5195 /* If cursor is out of bounds, don't draw garbage. This can happen
5196 in mini-buffer windows when switching between echo area glyphs
5198 cursor_glyph
= get_phys_cursor_glyph (w
);
5199 if (cursor_glyph
== NULL
)
5202 /* If on an image, draw like a normal cursor. That's usually better
5203 visible than drawing a bar, esp. if the image is large so that
5204 the bar might not be in the window. */
5205 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5207 struct glyph_row
*row
;
5208 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5209 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5213 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5214 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5218 /* If the glyph's background equals the color we normally draw
5219 the bar cursor in, the bar cursor in its normal color is
5220 invisible. Use the glyph's foreground color instead in this
5221 case, on the assumption that the glyph's colors are chosen so
5222 that the glyph is legible. */
5223 if (face
->background
== cursor_color
)
5224 cursor_color
= face
->foreground
;
5226 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5228 hdc
= get_frame_dc (f
);
5229 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5231 if (kind
== BAR_CURSOR
)
5234 width
= FRAME_CURSOR_WIDTH (f
);
5235 width
= min (cursor_glyph
->pixel_width
, width
);
5237 w
->phys_cursor_width
= width
;
5239 /* If the character under cursor is R2L, draw the bar cursor
5240 on the right of its glyph, rather than on the left. */
5241 if ((cursor_glyph
->resolved_level
& 1) != 0)
5242 x
+= cursor_glyph
->pixel_width
- width
;
5244 w32_fill_area (f
, hdc
, cursor_color
, x
,
5245 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5246 width
, row
->height
);
5250 int dummy_x
, dummy_y
, dummy_h
;
5253 width
= row
->height
;
5255 width
= min (row
->height
, width
);
5257 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5258 &dummy_y
, &dummy_h
);
5259 w32_fill_area (f
, hdc
, cursor_color
, x
,
5260 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5261 row
->height
- width
),
5262 w
->phys_cursor_width
, width
);
5265 w32_set_clip_rectangle (hdc
, NULL
);
5266 release_frame_dc (f
, hdc
);
5271 /* RIF: Define cursor CURSOR on frame F. */
5274 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5276 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5280 /* RIF: Clear area on frame F. */
5283 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5287 hdc
= get_frame_dc (f
);
5288 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5289 release_frame_dc (f
, hdc
);
5292 /* RIF: Draw or clear cursor on window W. */
5295 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5296 int x
, int y
, enum text_cursor_kinds cursor_type
,
5297 int cursor_width
, bool on_p
, bool active_p
)
5301 /* If the user wants to use the system caret, make sure our own
5302 cursor remains invisible. */
5303 if (w32_use_visible_system_caret
)
5305 /* Call to erase_phys_cursor here seems to use the
5306 wrong values of w->phys_cursor, as they have been
5307 overwritten before this function was called. */
5308 if (w
->phys_cursor_type
!= NO_CURSOR
)
5309 erase_phys_cursor (w
);
5311 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5312 w
->phys_cursor_width
= -1;
5316 w
->phys_cursor_type
= cursor_type
;
5319 w
->phys_cursor_on_p
= 1;
5321 /* If this is the active cursor, we need to track it with the
5322 system caret, so third party software like screen magnifiers
5323 and speech synthesizers can follow the cursor. */
5326 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5327 HWND hwnd
= FRAME_W32_WINDOW (f
);
5330 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5332 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5333 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5334 w32_system_caret_window
= w
;
5335 w32_system_caret_hdr_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
5336 w32_system_caret_mode_height
= WINDOW_MODE_LINE_HEIGHT (w
);
5338 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5340 /* If the size of the active cursor changed, destroy the old
5342 if (w32_system_caret_hwnd
5343 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5344 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5346 w32_system_caret_height
= w
->phys_cursor_height
;
5348 /* Move the system caret. */
5349 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5352 if (glyph_row
->exact_window_width_line_p
5353 && (glyph_row
->reversed_p
5354 ? (w
->phys_cursor
.hpos
< 0)
5355 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5357 glyph_row
->cursor_in_fringe_p
= 1;
5358 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5362 switch (cursor_type
)
5364 case HOLLOW_BOX_CURSOR
:
5365 x_draw_hollow_cursor (w
, glyph_row
);
5368 case FILLED_BOX_CURSOR
:
5369 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5373 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5377 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5381 w
->phys_cursor_width
= 0;
5395 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5398 HANDLE small_icon
= NULL
;
5400 if (FRAME_W32_WINDOW (f
) == 0)
5404 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5405 else if (STRINGP (icon
))
5407 /* Load the main icon from the named file. */
5408 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5409 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5410 /* Try to load a small icon to go with it. */
5411 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5412 GetSystemMetrics (SM_CXSMICON
),
5413 GetSystemMetrics (SM_CYSMICON
),
5416 else if (SYMBOLP (icon
))
5420 if (EQ (icon
, intern ("application")))
5421 name
= (LPCTSTR
) IDI_APPLICATION
;
5422 else if (EQ (icon
, intern ("hand")))
5423 name
= (LPCTSTR
) IDI_HAND
;
5424 else if (EQ (icon
, intern ("question")))
5425 name
= (LPCTSTR
) IDI_QUESTION
;
5426 else if (EQ (icon
, intern ("exclamation")))
5427 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5428 else if (EQ (icon
, intern ("asterisk")))
5429 name
= (LPCTSTR
) IDI_ASTERISK
;
5430 else if (EQ (icon
, intern ("winlogo")))
5431 name
= (LPCTSTR
) IDI_WINLOGO
;
5435 main_icon
= LoadIcon (NULL
, name
);
5440 if (main_icon
== NULL
)
5443 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5444 (LPARAM
) main_icon
);
5446 /* If there is a small icon that goes with it, set that too. */
5448 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5449 (LPARAM
) small_icon
);
5455 /************************************************************************
5457 ************************************************************************/
5459 /* Display Error Handling functions not used on W32. Listing them here
5460 helps diff stay in step when comparing w32term.c with xterm.c.
5462 x_error_catcher (display, error)
5463 x_catch_errors (dpy)
5464 x_catch_errors_unwind (old_val)
5465 x_check_errors (dpy, format)
5466 x_fully_uncatch_errors ()
5467 x_had_errors_p (dpy)
5468 x_clear_errors (dpy)
5469 x_uncatch_errors (dpy, count)
5471 x_connection_signal (signalnum)
5472 x_connection_closed (dpy, error_message)
5473 x_error_quitter (display, error)
5474 x_error_handler (display, error)
5475 x_io_error_quitter (display)
5480 /* Changing the font of the frame. */
5483 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5485 struct font
*font
= XFONT_OBJECT (font_object
);
5488 fontset
= fontset_from_font (font_object
);
5489 FRAME_FONTSET (f
) = fontset
;
5490 if (FRAME_FONT (f
) == font
)
5491 /* This font is already set in frame F. There's nothing more to
5495 FRAME_FONT (f
) = font
;
5496 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5497 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5498 FRAME_LINE_HEIGHT (f
) = font
->height
;
5500 compute_fringe_widths (f
, 1);
5502 /* Compute the scroll bar width in character columns. */
5503 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5505 int wid
= FRAME_COLUMN_WIDTH (f
);
5506 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5507 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5511 int wid
= FRAME_COLUMN_WIDTH (f
);
5512 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5515 /* Now make the frame display the given font. */
5516 if (FRAME_X_WINDOW (f
) != 0)
5518 /* Don't change the size of a tip frame; there's no point in
5519 doing it because it's done in Fx_show_tip, and it leads to
5520 problems because the tip frame has no widget. */
5521 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5522 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5525 /* X version sets font of input methods here also. */
5531 /***********************************************************************
5532 TODO: W32 Input Methods
5533 ***********************************************************************/
5534 /* Listing missing functions from xterm.c helps diff stay in step.
5536 xim_destroy_callback (xim, client_data, call_data)
5537 xim_open_dpy (dpyinfo, resource_name)
5539 xim_instantiate_callback (display, client_data, call_data)
5540 xim_initialize (dpyinfo, resource_name)
5541 xim_close_dpy (dpyinfo)
5546 /* Calculate the absolute position in frame F
5547 from its current recorded position values and gravity. */
5550 x_calc_absolute_position (struct frame
*f
)
5552 int flags
= f
->size_hint_flags
;
5554 /* The sum of the widths of the frame's left and right borders, and
5555 the sum of the heights of the frame's top and bottom borders (in
5556 pixels) drawn by Windows. */
5557 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5559 /* Try to get the actual values of these two variables. We compute
5560 the border width (height) by subtracting the width (height) of
5561 the frame's client area from the width (height) of the frame's
5563 WINDOWPLACEMENT wp
= { 0 };
5564 RECT client_rect
= { 0 };
5566 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5567 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5569 left_right_borders_width
=
5570 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5571 (client_rect
.right
- client_rect
.left
);
5573 top_bottom_borders_height
=
5574 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5575 (client_rect
.bottom
- client_rect
.top
);
5579 /* Use sensible default values. */
5580 left_right_borders_width
= 8;
5581 top_bottom_borders_height
= 32;
5584 /* Treat negative positions as relative to the rightmost bottommost
5585 position that fits on the screen. */
5586 if (flags
& XNegative
)
5587 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5588 - FRAME_PIXEL_WIDTH (f
)
5590 - (left_right_borders_width
- 1));
5592 if (flags
& YNegative
)
5593 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5594 - FRAME_PIXEL_HEIGHT (f
)
5596 - (top_bottom_borders_height
- 1));
5598 /* The left_pos and top_pos are now relative to the top and left
5599 screen edges, so the flags should correspond. */
5600 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5603 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5604 to really change the position, and 0 when calling from
5605 x_make_frame_visible (in that case, XOFF and YOFF are the current
5606 position values). It is -1 when calling from x_set_frame_parameters,
5607 which means, do adjust for borders but don't change the gravity. */
5610 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5613 int modified_top
, modified_left
;
5615 if (change_gravity
> 0)
5619 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5621 f
->size_hint_flags
|= XNegative
;
5623 f
->size_hint_flags
|= YNegative
;
5624 f
->win_gravity
= NorthWestGravity
;
5626 x_calc_absolute_position (f
);
5629 x_wm_set_size_hint (f
, (long) 0, 0);
5631 modified_left
= f
->left_pos
;
5632 modified_top
= f
->top_pos
;
5634 my_set_window_pos (FRAME_W32_WINDOW (f
),
5636 modified_left
, modified_top
,
5638 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5643 /* Check if we need to resize the frame due to a fullscreen request.
5644 If so needed, resize the frame. */
5646 x_check_fullscreen (struct frame
*f
)
5648 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5650 int width
, height
, ign
;
5652 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5654 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5656 /* We do not need to move the window, it shall be taken care of
5657 when setting WM manager hints. */
5658 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5660 change_frame_size (f
, height
, width
, 0, 1, 0);
5661 SET_FRAME_GARBAGED (f
);
5662 cancel_mouse_face (f
);
5664 /* Wait for the change of frame size to occur. */
5665 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5671 w32fullscreen_hook (struct frame
*f
)
5673 if (FRAME_VISIBLE_P (f
))
5675 HWND hwnd
= FRAME_W32_WINDOW(f
);
5676 DWORD dwStyle
= GetWindowLong (hwnd
, GWL_STYLE
);
5680 f
->want_fullscreen
&= ~FULLSCREEN_WAIT
;
5682 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_NONE
)
5683 GetWindowPlacement (hwnd
, &FRAME_NORMAL_PLACEMENT (f
));
5685 if (FRAME_PREV_FSMODE (f
) == FULLSCREEN_BOTH
)
5687 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
| WS_OVERLAPPEDWINDOW
);
5688 SetWindowPos (hwnd
, NULL
, 0, 0, 0, 0,
5689 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOZORDER
|
5690 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5693 w32_fullscreen_rect (hwnd
, f
->want_fullscreen
,
5694 FRAME_NORMAL_PLACEMENT (f
).rcNormalPosition
, &rect
);
5695 FRAME_PREV_FSMODE (f
) = f
->want_fullscreen
;
5696 if (f
->want_fullscreen
== FULLSCREEN_MAXIMIZED
)
5697 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, 0xf030, 0);
5698 else if (f
->want_fullscreen
== FULLSCREEN_BOTH
)
5700 SetWindowLong (hwnd
, GWL_STYLE
, dwStyle
& ~WS_OVERLAPPEDWINDOW
);
5701 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5702 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
,
5703 SWP_NOOWNERZORDER
| SWP_FRAMECHANGED
);
5707 SetWindowPos (hwnd
, HWND_TOP
, rect
.left
, rect
.top
,
5708 rect
.right
- rect
.left
, rect
.bottom
- rect
.top
, 0);
5711 f
->want_fullscreen
= FULLSCREEN_NONE
;
5715 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5718 /* Call this to change the size of frame F's x-window.
5719 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5720 for this size change and subsequent size changes.
5721 Otherwise we leave the window gravity unchanged. */
5724 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5726 int pixelwidth
, pixelheight
;
5730 check_frame_size (f
, &rows
, &cols
);
5731 f
->scroll_bar_actual_width
5732 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5734 compute_fringe_widths (f
, 0);
5736 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5737 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5739 f
->win_gravity
= NorthWestGravity
;
5740 x_wm_set_size_hint (f
, (long) 0, 0);
5745 rect
.left
= rect
.top
= 0;
5746 rect
.right
= pixelwidth
;
5747 rect
.bottom
= pixelheight
;
5749 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5750 FRAME_EXTERNAL_MENU_BAR (f
));
5752 my_set_window_pos (FRAME_W32_WINDOW (f
),
5755 rect
.right
- rect
.left
,
5756 rect
.bottom
- rect
.top
,
5757 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5761 /* The following mirrors what is done in xterm.c. It appears to be
5762 for informing lisp of the new size immediately, while the actual
5763 resize will happen asynchronously. But on Windows, the menu bar
5764 automatically wraps when the frame is too narrow to contain it,
5765 and that causes any calculations made here to come out wrong. The
5766 end is some nasty buggy behavior, including the potential loss
5769 Disabling this code is either not sufficient to fix the problems
5770 completely, or it causes fresh problems, but at least it removes
5771 the most problematic symptom of the minibuffer becoming unusable.
5773 -----------------------------------------------------------------
5775 Now, strictly speaking, we can't be sure that this is accurate,
5776 but the window manager will get around to dealing with the size
5777 change request eventually, and we'll hear how it went when the
5778 ConfigureNotify event gets here.
5780 We could just not bother storing any of this information here,
5781 and let the ConfigureNotify event set everything up, but that
5782 might be kind of confusing to the Lisp code, since size changes
5783 wouldn't be reported in the frame parameters until some random
5784 point in the future when the ConfigureNotify event arrives.
5786 We pass 1 for DELAY since we can't run Lisp code inside of
5788 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5789 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5790 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5792 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5793 receive in the ConfigureNotify event; if we get what we asked
5794 for, then the event won't cause the screen to become garbaged, so
5795 we have to make sure to do it here. */
5796 SET_FRAME_GARBAGED (f
);
5798 /* If cursor was outside the new size, mark it as off. */
5799 mark_window_cursors_off (XWINDOW (f
->root_window
));
5801 /* Clear out any recollection of where the mouse highlighting was,
5802 since it might be in a place that's outside the new frame size.
5803 Actually checking whether it is outside is a pain in the neck,
5804 so don't try--just let the highlighting be done afresh with new size. */
5805 cancel_mouse_face (f
);
5811 /* Mouse warping. */
5813 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5816 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5820 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5821 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5823 if (pix_x
< 0) pix_x
= 0;
5824 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5826 if (pix_y
< 0) pix_y
= 0;
5827 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5829 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5833 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5840 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5841 pt
.x
= rect
.left
+ pix_x
;
5842 pt
.y
= rect
.top
+ pix_y
;
5843 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5845 SetCursorPos (pt
.x
, pt
.y
);
5851 /* focus shifting, raising and lowering. */
5854 x_focus_on_frame (struct frame
*f
)
5856 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5858 /* Give input focus to frame. */
5861 /* Try not to change its Z-order if possible. */
5862 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5863 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5866 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5870 /* Raise frame F. */
5872 x_raise_frame (struct frame
*f
)
5876 /* Strictly speaking, raise-frame should only change the frame's Z
5877 order, leaving input focus unchanged. This is reasonable behavior
5878 on X where the usual policy is point-to-focus. However, this
5879 behavior would be very odd on Windows where the usual policy is
5882 On X, if the mouse happens to be over the raised frame, it gets
5883 input focus anyway (so the window with focus will never be
5884 completely obscured) - if not, then just moving the mouse over it
5885 is sufficient to give it focus. On Windows, the user must actually
5886 click on the frame (preferably the title bar so as not to move
5887 point), which is more awkward. Also, no other Windows program
5888 raises a window to the top but leaves another window (possibly now
5889 completely obscured) with input focus.
5891 Because there is a system setting on Windows that allows the user
5892 to choose the point to focus policy, we make the strict semantics
5893 optional, but by default we grab focus when raising. */
5895 if (NILP (Vw32_grab_focus_on_raise
))
5897 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5898 not already the foreground application: the frame is raised
5899 above all other frames belonging to us, but not above the
5900 current top window. To achieve that, we have to resort to this
5901 more cumbersome method. */
5903 HDWP handle
= BeginDeferWindowPos (2);
5906 handle
= DeferWindowPos (handle
,
5907 FRAME_W32_WINDOW (f
),
5910 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5913 handle
= DeferWindowPos (handle
,
5914 GetForegroundWindow (),
5915 FRAME_W32_WINDOW (f
),
5917 SWP_NOSIZE
| SWP_NOMOVE
|
5920 EndDeferWindowPos (handle
);
5926 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5932 /* Lower frame F. */
5934 x_lower_frame (struct frame
*f
)
5937 my_set_window_pos (FRAME_W32_WINDOW (f
),
5940 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5945 w32_frame_raise_lower (struct frame
*f
, int raise_flag
)
5947 if (! FRAME_W32_P (f
))
5956 /* Change of visibility. */
5958 /* This tries to wait until the frame is really visible.
5959 However, if the window manager asks the user where to position
5960 the frame, this will return before the user finishes doing that.
5961 The frame will not actually be visible at that time,
5962 but it will become visible later when the window manager
5963 finishes with it. */
5966 x_make_frame_visible (struct frame
*f
)
5972 type
= x_icon_type (f
);
5974 x_bitmap_icon (f
, type
);
5976 if (! FRAME_VISIBLE_P (f
))
5978 /* We test FRAME_GARBAGED_P here to make sure we don't
5979 call x_set_offset a second time
5980 if we get to x_make_frame_visible a second time
5981 before the window gets really visible. */
5982 if (! FRAME_ICONIFIED_P (f
)
5983 && ! f
->output_data
.w32
->asked_for_visible
)
5988 /* Adjust vertical window position in order to avoid being
5989 covered by a task bar placed at the bottom of the desktop. */
5990 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5991 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5992 if (window_rect
.bottom
> workarea_rect
.bottom
5993 && window_rect
.top
> workarea_rect
.top
)
5994 f
->top_pos
= max (window_rect
.top
5995 - window_rect
.bottom
+ workarea_rect
.bottom
,
5998 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
6001 f
->output_data
.w32
->asked_for_visible
= 1;
6003 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
6004 causes unexpected behavior when unminimizing frames that were
6005 previously maximized. But only SW_SHOWNORMAL works properly for
6006 frames that were truely hidden (using make-frame-invisible), so
6007 we need it to avoid Bug#5482. It seems that iconified is only
6008 set for minimized windows that are still visible, so use that to
6009 determine the appropriate flag to pass ShowWindow. */
6010 my_show_window (f
, FRAME_W32_WINDOW (f
),
6011 FRAME_ICONIFIED_P (f
) ? SW_RESTORE
: SW_SHOWNORMAL
);
6014 /* Synchronize to ensure Emacs knows the frame is visible
6015 before we do anything else. We do this loop with input not blocked
6016 so that incoming events are handled. */
6021 /* This must come after we set COUNT. */
6024 XSETFRAME (frame
, f
);
6026 /* Wait until the frame is visible. Process X events until a
6027 MapNotify event has been seen, or until we think we won't get a
6028 MapNotify at all.. */
6029 for (count
= input_signal_count
+ 10;
6030 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6032 /* Force processing of queued events. */
6033 /* TODO: x_sync equivalent? */
6035 /* Machines that do polling rather than SIGIO have been observed
6036 to go into a busy-wait here. So we'll fake an alarm signal
6037 to let the handler know that there's something to be read.
6038 We used to raise a real alarm, but it seems that the handler
6039 isn't always enabled here. This is probably a bug. */
6040 if (input_polling_used ())
6042 /* It could be confusing if a real alarm arrives while processing
6043 the fake one. Turn it off and let the handler reset it. */
6044 int old_poll_suppress_count
= poll_suppress_count
;
6045 poll_suppress_count
= 1;
6046 poll_for_input_1 ();
6047 poll_suppress_count
= old_poll_suppress_count
;
6053 /* Change from mapped state to withdrawn state. */
6055 /* Make the frame visible (mapped and not iconified). */
6058 x_make_frame_invisible (struct frame
*f
)
6060 /* Don't keep the highlight on an invisible frame. */
6061 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6062 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6066 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6068 /* We can't distinguish this from iconification
6069 just by the event that we get from the server.
6070 So we can't win using the usual strategy of letting
6071 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6072 and synchronize with the server to make sure we agree. */
6073 SET_FRAME_VISIBLE (f
, 0);
6074 SET_FRAME_ICONIFIED (f
, 0);
6079 /* Change window state from mapped to iconified. */
6082 x_iconify_frame (struct frame
*f
)
6086 /* Don't keep the highlight on an invisible frame. */
6087 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6088 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6090 if (FRAME_ICONIFIED_P (f
))
6095 type
= x_icon_type (f
);
6097 x_bitmap_icon (f
, type
);
6099 /* Simulate the user minimizing the frame. */
6100 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6102 SET_FRAME_VISIBLE (f
, 0);
6103 SET_FRAME_ICONIFIED (f
, 1);
6109 /* Free X resources of frame F. */
6112 x_free_frame_resources (struct frame
*f
)
6114 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6115 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6119 /* We must free faces before destroying windows because some
6120 font-driver (e.g. xft) access a window while finishing a
6122 if (FRAME_FACE_CACHE (f
))
6123 free_frame_faces (f
);
6125 if (FRAME_W32_WINDOW (f
))
6126 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6128 free_frame_menubar (f
);
6130 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6131 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6132 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6133 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6134 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6135 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6136 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6137 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6138 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6139 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6141 if (FRAME_FACE_CACHE (f
))
6142 free_frame_faces (f
);
6144 xfree (f
->output_data
.w32
);
6145 f
->output_data
.w32
= NULL
;
6147 if (f
== dpyinfo
->w32_focus_frame
)
6148 dpyinfo
->w32_focus_frame
= 0;
6149 if (f
== dpyinfo
->w32_focus_event_frame
)
6150 dpyinfo
->w32_focus_event_frame
= 0;
6151 if (f
== dpyinfo
->x_highlight_frame
)
6152 dpyinfo
->x_highlight_frame
= 0;
6153 if (f
== hlinfo
->mouse_face_mouse_frame
)
6154 reset_mouse_highlight (hlinfo
);
6160 /* Destroy the window of frame F. */
6162 x_destroy_window (struct frame
*f
)
6164 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6166 x_free_frame_resources (f
);
6167 dpyinfo
->reference_count
--;
6171 /* Setting window manager hints. */
6173 /* Set the normal size hints for the window manager, for frame F.
6174 FLAGS is the flags word to use--or 0 meaning preserve the flags
6175 that the window now has.
6176 If USER_POSITION, set the USPosition
6177 flag (this is useful when FLAGS is 0). */
6179 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6181 Window window
= FRAME_W32_WINDOW (f
);
6185 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6186 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6187 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6188 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6193 /***********************************************************************
6195 ***********************************************************************/
6199 /* Check that FONT is valid on frame F. It is if it can be found in F's
6203 x_check_font (struct frame
*f
, struct font
*font
)
6205 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6206 if (font
->driver
->check
)
6207 eassert (font
->driver
->check (f
, font
) == 0);
6210 #endif /* GLYPH_DEBUG */
6214 /***********************************************************************
6216 ***********************************************************************/
6218 static int w32_initialized
= 0;
6221 w32_initialize_display_info (Lisp_Object display_name
)
6223 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6225 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6227 /* Put it on w32_display_name_list. */
6228 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6229 w32_display_name_list
);
6230 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6232 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6233 + SCHARS (Vsystem_name
) + 2);
6234 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6235 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6237 /* Default Console mode values - overridden when running in GUI mode
6238 with values obtained from system metrics. */
6241 dpyinfo
->n_planes
= 1;
6242 dpyinfo
->n_cbits
= 4;
6243 dpyinfo
->n_fonts
= 0;
6244 dpyinfo
->smallest_font_height
= 1;
6245 dpyinfo
->smallest_char_width
= 1;
6246 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6247 /* TODO: dpyinfo->gray */
6249 reset_mouse_highlight (&dpyinfo
->mouse_highlight
);
6252 /* Create an xrdb-style database of resources to supersede registry settings.
6253 The database is just a concatenation of C strings, finished by an additional
6254 \0. The strings are submitted to some basic normalization, so
6256 [ *]option[ *]:[ *]value...
6262 but any whitespace following value is not removed. */
6265 w32_make_rdb (char *xrm_option
)
6267 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6268 char *current
= buffer
;
6271 int before_value
= 0;
6285 if (in_option
&& (ch
== ':'))
6290 else if (before_value
)
6295 else if (!(in_option
|| before_value
))
6307 x_flush (struct frame
* f
)
6308 { /* Nothing to do */ }
6311 extern frame_parm_handler w32_frame_parm_handlers
[];
6313 static struct redisplay_interface w32_redisplay_interface
=
6315 w32_frame_parm_handlers
,
6319 x_clear_end_of_line
,
6321 x_after_update_window_line
,
6322 x_update_window_begin
,
6323 x_update_window_end
,
6326 0, /* flush_display_optional */
6327 x_clear_window_mouse_face
,
6328 x_get_glyph_overhangs
,
6329 x_fix_overlapping_area
,
6330 w32_draw_fringe_bitmap
,
6331 w32_define_fringe_bitmap
,
6332 w32_destroy_fringe_bitmap
,
6333 w32_compute_glyph_string_overhangs
,
6334 x_draw_glyph_string
,
6335 w32_define_frame_cursor
,
6336 w32_clear_frame_area
,
6337 w32_draw_window_cursor
,
6338 w32_draw_vertical_window_border
,
6339 w32_shift_glyphs_for_insert
6342 static void x_delete_terminal (struct terminal
*term
);
6344 static struct terminal
*
6345 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6347 struct terminal
*terminal
;
6349 terminal
= create_terminal ();
6351 terminal
->type
= output_w32
;
6352 terminal
->display_info
.w32
= dpyinfo
;
6353 dpyinfo
->terminal
= terminal
;
6355 /* MSVC does not type K&R functions with no arguments correctly, and
6356 so we must explicitly cast them. */
6357 terminal
->clear_frame_hook
= x_clear_frame
;
6358 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6359 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6360 terminal
->ring_bell_hook
= w32_ring_bell
;
6361 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6362 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6363 terminal
->update_begin_hook
= x_update_begin
;
6364 terminal
->update_end_hook
= x_update_end
;
6365 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6366 terminal
->read_socket_hook
= w32_read_socket
;
6367 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6368 terminal
->mouse_position_hook
= w32_mouse_position
;
6369 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6370 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6371 terminal
->fullscreen_hook
= w32fullscreen_hook
;
6372 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6373 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6374 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6375 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6377 terminal
->delete_frame_hook
= x_destroy_window
;
6378 terminal
->delete_terminal_hook
= x_delete_terminal
;
6380 terminal
->rif
= &w32_redisplay_interface
;
6381 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6382 terminal
->char_ins_del_ok
= 1;
6383 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6384 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6385 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6388 /* We don't yet support separate terminals on W32, so don't try to share
6389 keyboards between virtual terminals that are on the same physical
6390 terminal like X does. */
6391 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6392 init_kboard (terminal
->kboard
);
6393 kset_window_system (terminal
->kboard
, intern ("w32"));
6394 terminal
->kboard
->next_kboard
= all_kboards
;
6395 all_kboards
= terminal
->kboard
;
6396 /* Don't let the initial kboard remain current longer than necessary.
6397 That would cause problems if a file loaded on startup tries to
6398 prompt in the mini-buffer. */
6399 if (current_kboard
== initial_kboard
)
6400 current_kboard
= terminal
->kboard
;
6401 terminal
->kboard
->reference_count
++;
6407 x_delete_terminal (struct terminal
*terminal
)
6409 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6411 /* Protect against recursive calls. delete_frame in
6412 delete_terminal calls us back when it deletes our last frame. */
6413 if (!terminal
->name
)
6418 x_delete_display (dpyinfo
);
6422 struct w32_display_info
*
6423 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6425 struct w32_display_info
*dpyinfo
;
6426 struct terminal
*terminal
;
6431 if (!w32_initialized
)
6434 w32_initialized
= 1;
6437 w32_initialize_display_info (display_name
);
6439 dpyinfo
= &one_w32_display_info
;
6440 terminal
= w32_create_terminal (dpyinfo
);
6442 /* Set the name of the terminal. */
6443 terminal
->name
= xlispstrdup (display_name
);
6445 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6447 /* Put this display on the chain. */
6448 dpyinfo
->next
= x_display_list
;
6449 x_display_list
= dpyinfo
;
6453 dpyinfo
->root_window
= GetDesktopWindow ();
6454 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6455 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6456 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6457 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6458 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6459 ReleaseDC (NULL
, hdc
);
6461 /* initialize palette with white and black */
6464 w32_defined_color (0, "white", &color
, 1);
6465 w32_defined_color (0, "black", &color
, 1);
6469 /* Add the default keyboard. When !WINDOWSNT, we're using the
6470 standard Emacs console handling machinery and don't need an
6471 explicit FD here. */
6472 add_keyboard_wait_descriptor (0);
6474 /* /dev/windows wakes us up when we have a thread message pending. */
6475 add_keyboard_wait_descriptor (w32_message_fd
);
6478 /* Create Fringe Bitmaps and store them for later use.
6480 On W32, bitmaps are all unsigned short, as Windows requires
6481 bitmap data to be Word aligned. For some reason they are
6482 horizontally reflected compared to how they appear on X, so we
6483 need to bitswap and convert to unsigned shorts before creating
6485 w32_init_fringe (terminal
->rif
);
6492 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6494 x_delete_display (struct w32_display_info
*dpyinfo
)
6496 /* Discard this display from w32_display_name_list and w32_display_list.
6497 We can't use Fdelq because that can quit. */
6498 if (! NILP (w32_display_name_list
)
6499 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6500 w32_display_name_list
= XCDR (w32_display_name_list
);
6505 tail
= w32_display_name_list
;
6506 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6508 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6510 XSETCDR (tail
, XCDR (XCDR (tail
)));
6517 /* free palette table */
6519 struct w32_palette_entry
* plist
;
6521 plist
= dpyinfo
->color_list
;
6524 struct w32_palette_entry
* pentry
= plist
;
6525 plist
= plist
->next
;
6528 dpyinfo
->color_list
= NULL
;
6529 if (dpyinfo
->palette
)
6530 DeleteObject (dpyinfo
->palette
);
6532 xfree (dpyinfo
->w32_id_name
);
6534 w32_reset_fringes ();
6538 /* Set up use of W32. */
6540 DWORD WINAPI
w32_msg_worker (void * arg
);
6543 w32_initialize (void)
6546 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6550 w32_system_caret_hwnd
= NULL
;
6551 w32_system_caret_height
= 0;
6552 w32_system_caret_x
= 0;
6553 w32_system_caret_y
= 0;
6555 /* On Windows 7 and later, we need to set the user model ID
6556 to associate emacsclient launched files with Emacs frames
6558 shell
= GetModuleHandle ("shell32.dll");
6562 = (void *) GetProcAddress (shell
,
6563 "SetCurrentProcessExplicitAppUserModelID");
6565 /* If the function is defined, then we are running on Windows 7
6566 or newer, and the UI uses this to group related windows
6567 together. Since emacs, runemacs, emacsclient are related, we
6568 want them grouped even though the executables are different,
6569 so we need to set a consistent ID between them. */
6571 set_user_model (L
"GNU.Emacs");
6575 if ((w32_message_fd
= emacs_open ("/dev/windows", O_RDWR
, 0)) == -1)
6576 fatal ("opening /dev/windows: %s", strerror (errno
));
6579 /* Initialize w32_use_visible_system_caret based on whether a screen
6580 reader is in use. */
6581 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6582 &w32_use_visible_system_caret
, 0))
6583 w32_use_visible_system_caret
= 0;
6585 last_tool_bar_item
= -1;
6586 any_help_event_p
= 0;
6588 /* Initialize input mode: interrupt_input off, no flow control, allow
6589 8 bit character input, standard quit char. */
6590 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6593 DWORD input_locale_id
= ((DWORD_PTR
) GetKeyboardLayout (0) & 0xffffffff);
6594 w32_keyboard_codepage
=
6595 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6598 /* Create the window thread - it will terminate itself when the app
6602 dwMainThreadId
= GetCurrentThreadId ();
6603 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6604 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6606 /* Wait for thread to start */
6610 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6612 hWindowsThread
= CreateThread (NULL
, 0,
6614 0, 0, &dwWindowsThreadId
);
6616 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6619 /* It is desirable that mainThread should have the same notion of
6620 focus window and active window as windowsThread. Unfortunately, the
6621 following call to AttachThreadInput, which should do precisely what
6622 we need, causes major problems when Emacs is linked as a console
6623 program. Unfortunately, we have good reasons for doing that, so
6624 instead we need to send messages to windowsThread to make some API
6625 calls for us (ones that affect, or depend on, the active/focus
6627 #ifdef ATTACH_THREADS
6628 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6631 /* Dynamically link to optional system components. */
6633 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6635 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6637 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6641 /* Ensure scrollbar handle is at least 5 pixels. */
6642 vertical_scroll_bar_min_handle
= 5;
6644 /* For either kind of scroll bar, take account of the arrows; these
6645 effectively form the border of the main scroll bar range. */
6646 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6647 = GetSystemMetrics (SM_CYVSCROLL
);
6652 syms_of_w32term (void)
6654 staticpro (&w32_display_name_list
);
6655 w32_display_name_list
= Qnil
;
6657 staticpro (&last_mouse_scroll_bar
);
6658 last_mouse_scroll_bar
= Qnil
;
6660 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6662 DEFSYM (Qadded
, "added");
6663 DEFSYM (Qremoved
, "removed");
6664 DEFSYM (Qmodified
, "modified");
6665 DEFSYM (Qrenamed_from
, "renamed-from");
6666 DEFSYM (Qrenamed_to
, "renamed-to");
6668 DEFVAR_INT ("w32-num-mouse-buttons",
6669 w32_num_mouse_buttons
,
6670 doc
: /* Number of physical mouse buttons. */);
6671 w32_num_mouse_buttons
= 2;
6673 DEFVAR_LISP ("w32-swap-mouse-buttons",
6674 Vw32_swap_mouse_buttons
,
6675 doc
: /* Swap the mapping of middle and right mouse buttons.
6676 When nil, middle button is mouse-2 and right button is mouse-3. */);
6677 Vw32_swap_mouse_buttons
= Qnil
;
6679 DEFVAR_LISP ("w32-grab-focus-on-raise",
6680 Vw32_grab_focus_on_raise
,
6681 doc
: /* Raised frame grabs input focus.
6682 When t, `raise-frame' grabs input focus as well. This fits well
6683 with the normal Windows click-to-focus policy, but might not be
6684 desirable when using a point-to-focus policy. */);
6685 Vw32_grab_focus_on_raise
= Qt
;
6687 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6688 Vw32_capslock_is_shiftlock
,
6689 doc
: /* Apply CapsLock state to non character input keys.
6690 When nil, CapsLock only affects normal character input keys. */);
6691 Vw32_capslock_is_shiftlock
= Qnil
;
6693 DEFVAR_LISP ("w32-recognize-altgr",
6694 Vw32_recognize_altgr
,
6695 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6696 When nil, the right-alt and left-ctrl key combination is
6697 interpreted normally. */);
6698 Vw32_recognize_altgr
= Qt
;
6700 DEFVAR_BOOL ("w32-use-visible-system-caret",
6701 w32_use_visible_system_caret
,
6702 doc
: /* Flag to make the system caret visible.
6703 When this is non-nil, Emacs will indicate the position of point by
6704 using the system caret instead of drawing its own cursor. Some screen
6705 reader software does not track the system cursor properly when it is
6706 invisible, and gets confused by Emacs drawing its own cursor, so this
6707 variable is initialized to t when Emacs detects that screen reader
6708 software is running as it starts up.
6710 When this variable is set, other variables affecting the appearance of
6711 the cursor have no effect. */);
6713 w32_use_visible_system_caret
= 0;
6715 /* We don't yet support this, but defining this here avoids whining
6716 from cus-start.el and other places, like "M-x set-variable". */
6717 DEFVAR_BOOL ("x-use-underline-position-properties",
6718 x_use_underline_position_properties
,
6719 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6720 A value of nil means ignore them. If you encounter fonts with bogus
6721 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6722 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6723 to override the font's UNDERLINE_POSITION for small font display
6725 x_use_underline_position_properties
= 0;
6727 DEFVAR_BOOL ("x-underline-at-descent-line",
6728 x_underline_at_descent_line
,
6729 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6730 A value of nil means to draw the underline according to the value of the
6731 variable `x-use-underline-position-properties', which is usually at the
6732 baseline level. The default value is nil. */);
6733 x_underline_at_descent_line
= 0;
6735 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6736 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6737 A value of nil means Emacs doesn't use toolkit scroll bars.
6738 With the X Window system, the value is a symbol describing the
6739 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6740 With MS Windows or Nextstep, the value is t. */);
6741 Vx_toolkit_scroll_bars
= Qt
;
6743 staticpro (&last_mouse_motion_frame
);
6744 last_mouse_motion_frame
= Qnil
;
6746 Fprovide (intern_c_string ("w32"), Qnil
);