1 /* Implementation of GUI terminal on the Microsoft W32 API.
2 Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998,
3 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
6 This file is part of GNU Emacs.
8 GNU Emacs is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
26 #include "blockinput.h"
38 #include "character.h"
42 #include "dispextern.h"
44 #include "termhooks.h"
51 #include "intervals.h"
64 static int max_fringe_bmp
= 0;
65 static HBITMAP
*fringe_bmp
= 0;
67 /* Non-nil means Emacs uses toolkit scroll bars. */
69 Lisp_Object Vx_toolkit_scroll_bars
;
71 /* Temporary variables for w32_read_socket. */
73 static int last_mousemove_x
= 0;
74 static int last_mousemove_y
= 0;
76 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
77 #ifndef GET_WHEEL_DELTA_WPARAM
78 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
81 /* Non-zero means that a HELP_EVENT has been generated since Emacs
84 static int any_help_event_p
;
86 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
87 static Lisp_Object last_window
;
89 /* Non-zero means make use of UNDERLINE_POSITION font properties. */
90 int x_use_underline_position_properties
;
92 /* Non-zero means to draw the underline at the same place as the descent line. */
94 int x_underline_at_descent_line
;
96 extern unsigned int msh_mousewheel
;
98 extern void free_frame_menubar (struct frame
*);
100 extern int w32_codepage_for_font (char *fontname
);
101 extern Cursor
w32_load_cursor (LPCTSTR name
);
103 extern Lisp_Object Vwindow_system
;
105 #define x_any_window_to_frame x_window_to_frame
106 #define x_top_window_to_frame x_window_to_frame
109 /* This is display since w32 does not support multiple ones. */
110 struct w32_display_info one_w32_display_info
;
111 struct w32_display_info
*x_display_list
;
113 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
114 one for each element of w32_display_list and in the same order.
115 NAME is the name of the frame.
116 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
117 Lisp_Object w32_display_name_list
;
121 /* Pre Windows 2000, this was not available, but define it here so
122 that Emacs compiled on such a platform will run on newer versions. */
124 typedef struct tagWCRANGE
130 typedef struct tagGLYPHSET
134 DWORD cGlyphsSupported
;
141 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
142 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
145 #define LWA_ALPHA 0x02
147 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
148 later targets by MSVC headers. */
149 #ifndef WS_EX_LAYERED
150 #define WS_EX_LAYERED 0x80000
153 /* Frame being updated by update_frame. This is declared in term.c.
154 This is set by update_begin and looked at by all the
155 w32 functions. It is zero while not inside an update.
156 In that case, the w32 functions assume that `SELECTED_FRAME ()'
157 is the frame to apply to. */
158 extern struct frame
*updating_frame
;
160 /* This is a frame waiting to be autoraised, within w32_read_socket. */
161 struct frame
*pending_autoraise_frame
;
163 /* The handle of the frame that currently owns the system caret. */
164 HWND w32_system_caret_hwnd
;
165 int w32_system_caret_height
;
166 int w32_system_caret_x
;
167 int w32_system_caret_y
;
168 int w32_use_visible_system_caret
;
170 DWORD dwWindowsThreadId
= 0;
171 HANDLE hWindowsThread
= NULL
;
172 DWORD dwMainThreadId
= 0;
173 HANDLE hMainThread
= NULL
;
175 int vertical_scroll_bar_min_handle
;
176 int vertical_scroll_bar_top_border
;
177 int vertical_scroll_bar_bottom_border
;
179 int last_scroll_bar_drag_pos
;
181 /* Mouse movement. */
183 /* Where the mouse was last time we reported a mouse event. */
184 static RECT last_mouse_glyph
;
185 static FRAME_PTR last_mouse_glyph_frame
;
186 static Lisp_Object last_mouse_press_frame
;
188 int w32_num_mouse_buttons
;
190 Lisp_Object Vw32_swap_mouse_buttons
;
192 /* Control whether x_raise_frame also sets input focus. */
193 Lisp_Object Vw32_grab_focus_on_raise
;
195 /* Control whether Caps Lock affects non-ascii characters. */
196 Lisp_Object Vw32_capslock_is_shiftlock
;
198 /* Control whether right-alt and left-ctrl should be recognized as AltGr. */
199 Lisp_Object Vw32_recognize_altgr
;
201 /* The scroll bar in which the last motion event occurred.
203 If the last motion event occurred in a scroll bar, we set this
204 so w32_mouse_position can know whether to report a scroll bar motion or
207 If the last motion event didn't occur in a scroll bar, we set this
208 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
209 static Lisp_Object last_mouse_scroll_bar
;
210 static int last_mouse_scroll_bar_pos
;
212 /* This is a hack. We would really prefer that w32_mouse_position would
213 return the time associated with the position it returns, but there
214 doesn't seem to be any way to wrest the time-stamp from the server
215 along with the position query. So, we just keep track of the time
216 of the last movement we received, and return that in hopes that
217 it's somewhat accurate. */
218 static Time last_mouse_movement_time
;
220 /* Incremented by w32_read_socket whenever it really tries to read
223 static int volatile input_signal_count
;
225 static int input_signal_count
;
228 extern Lisp_Object Vcommand_line_args
, Vsystem_name
;
230 /* A mask of extra modifier bits to put into every keyboard char. */
231 extern EMACS_INT extra_keyboard_modifiers
;
233 /* Keyboard code page - may be changed by language-change events. */
234 static int keyboard_codepage
;
236 static void x_update_window_end (struct window
*, int, int);
237 static void w32_handle_tool_bar_click (struct frame
*,
238 struct input_event
*);
239 static void w32_define_cursor (Window
, Cursor
);
241 void x_lower_frame (struct frame
*);
242 void x_scroll_bar_clear (struct frame
*);
243 void x_wm_set_size_hint (struct frame
*, long, int);
244 void x_raise_frame (struct frame
*);
245 void x_set_window_size (struct frame
*, int, int, int);
246 void x_wm_set_window_state (struct frame
*, int);
247 void x_wm_set_icon_pixmap (struct frame
*, int);
248 static void w32_initialize (void);
249 static void x_update_end (struct frame
*);
250 static void w32_frame_up_to_date (struct frame
*);
251 static void w32_set_terminal_modes (struct terminal
*);
252 static void w32_reset_terminal_modes (struct terminal
*);
253 static void x_clear_frame (struct frame
*);
254 static void frame_highlight (struct frame
*);
255 static void frame_unhighlight (struct frame
*);
256 static void x_new_focus_frame (struct w32_display_info
*,
258 static void x_focus_changed (int, int, struct w32_display_info
*,
259 struct frame
*, struct input_event
*);
260 static void w32_detect_focus_change (struct w32_display_info
*,
261 W32Msg
*, struct input_event
*);
262 static void w32_frame_rehighlight (struct frame
*);
263 static void x_frame_rehighlight (struct w32_display_info
*);
264 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
265 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
266 enum text_cursor_kinds
);
267 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
268 static BOOL
my_show_window (struct frame
*, HWND
, int);
269 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
271 static void my_set_focus (struct frame
*, HWND
);
273 static void my_set_foreground_window (HWND
);
274 static void my_destroy_window (struct frame
*, HWND
);
276 static Lisp_Object Qvendor_specific_keysyms
;
279 /***********************************************************************
281 ***********************************************************************/
285 /* This is a function useful for recording debugging information about
286 the sequence of occurrences in this file. */
294 struct record event_record
[100];
296 int event_record_index
;
298 record_event (char *locus
, int type
)
300 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
301 event_record_index
= 0;
303 event_record
[event_record_index
].locus
= locus
;
304 event_record
[event_record_index
].type
= type
;
305 event_record_index
++;
312 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
315 if (mask
& GCForeground
)
316 gc
->foreground
= xgcv
->foreground
;
317 if (mask
& GCBackground
)
318 gc
->background
= xgcv
->background
;
320 gc
->font
= xgcv
->font
;
324 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
326 XGCValues
*gc
= (XGCValues
*) xmalloc (sizeof (XGCValues
));
327 memset (gc
, 0, sizeof (XGCValues
));
329 XChangeGC (ignore
, gc
, mask
, xgcv
);
335 XGetGCValues (void *ignore
, XGCValues
*gc
,
336 unsigned long mask
, XGCValues
*xgcv
)
338 XChangeGC (ignore
, xgcv
, mask
, gc
);
342 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
346 HRGN clip_region
= CreateRectRgnIndirect (rect
);
347 SelectClipRgn (hdc
, clip_region
);
348 DeleteObject (clip_region
);
351 SelectClipRgn (hdc
, NULL
);
355 /* Draw a hollow rectangle at the specified position. */
357 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
358 int width
, int height
)
363 hb
= CreateSolidBrush (gc
->background
);
364 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
365 oldhb
= SelectObject (hdc
, hb
);
366 oldhp
= SelectObject (hdc
, hp
);
368 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
370 SelectObject (hdc
, oldhb
);
371 SelectObject (hdc
, oldhp
);
376 /* Draw a filled rectangle at the specified position. */
378 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
382 hb
= CreateSolidBrush (pix
);
383 FillRect (hdc
, lprect
, hb
);
388 w32_clear_window (FRAME_PTR f
)
391 HDC hdc
= get_frame_dc (f
);
393 /* Under certain conditions, this can be called at startup with
394 a console frame pointer before the GUI frame is created. An HDC
395 of 0 indicates this. */
398 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
399 w32_clear_rect (f
, hdc
, &rect
);
402 release_frame_dc (f
, hdc
);
405 #define OPAQUE_FRAME 255
408 x_set_frame_alpha (struct frame
*f
)
410 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
412 double alpha_min
= 1.0;
415 HWND window
= FRAME_W32_WINDOW (f
);
417 /* Older versions of Windows do not support transparency. */
418 if (!pfnSetLayeredWindowAttributes
)
421 if (dpyinfo
->x_highlight_frame
== f
)
426 if (FLOATP (Vframe_alpha_lower_limit
))
427 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
428 else if (INTEGERP (Vframe_alpha_lower_limit
))
429 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
433 else if (alpha
> 1.0)
435 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
438 opac
= alpha
* OPAQUE_FRAME
;
440 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
442 if (opac
== OPAQUE_FRAME
)
443 ex_style
&= ~WS_EX_LAYERED
;
445 ex_style
|= WS_EX_LAYERED
;
447 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
449 if (opac
!= OPAQUE_FRAME
)
450 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
454 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
456 HDC dc
= GetDC (NULL
);
457 int pixels
= GetDeviceCaps (dc
, VERTRES
);
458 ReleaseDC (NULL
, dc
);
463 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
465 HDC dc
= GetDC (NULL
);
466 int pixels
= GetDeviceCaps (dc
, HORZRES
);
467 ReleaseDC (NULL
, dc
);
472 /***********************************************************************
473 Starting and ending an update
474 ***********************************************************************/
476 /* Start an update of frame F. This function is installed as a hook
477 for update_begin, i.e. it is called when update_begin is called.
478 This function is called prior to calls to x_update_window_begin for
479 each window being updated. */
482 x_update_begin (struct frame
*f
)
484 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
486 if (! FRAME_W32_P (f
))
489 /* Regenerate display palette before drawing if list of requested
490 colors has changed. */
491 if (display_info
->regen_palette
)
493 w32_regenerate_palette (f
);
494 display_info
->regen_palette
= FALSE
;
499 /* Start update of window W. Set the global variable updated_window
500 to the window being updated and set output_cursor to the cursor
504 x_update_window_begin (struct window
*w
)
506 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
507 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
509 /* Hide the system caret during an update. */
510 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
512 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
516 set_output_cursor (&w
->cursor
);
520 if (f
== hlinfo
->mouse_face_mouse_frame
)
522 /* Don't do highlighting for mouse motion during the update. */
523 hlinfo
->mouse_face_defer
= 1;
525 /* If F needs to be redrawn, simply forget about any prior mouse
527 if (FRAME_GARBAGED_P (f
))
528 hlinfo
->mouse_face_window
= Qnil
;
530 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
531 their mouse_face_p flag set, which means that they are always
532 unequal to rows in a desired matrix which never have that
533 flag set. So, rows containing mouse-face glyphs are never
534 scrolled, and we don't have to switch the mouse highlight off
535 here to prevent it from being scrolled. */
537 /* Can we tell that this update does not affect the window
538 where the mouse highlight is? If so, no need to turn off.
539 Likewise, don't do anything if the frame is garbaged;
540 in that case, the frame's current matrix that we would use
541 is all wrong, and we will redisplay that line anyway. */
542 if (!NILP (hlinfo
->mouse_face_window
)
543 && w
== XWINDOW (hlinfo
->mouse_face_window
))
547 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
548 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
551 if (i
< w
->desired_matrix
->nrows
)
552 clear_mouse_face (hlinfo
);
560 /* Draw a vertical window border from (x,y0) to (x,y1) */
563 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
565 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
575 hdc
= get_frame_dc (f
);
576 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
578 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
580 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
582 release_frame_dc (f
, hdc
);
586 /* End update of window W (which is equal to updated_window).
588 Draw vertical borders between horizontally adjacent windows, and
589 display W's cursor if CURSOR_ON_P is non-zero.
591 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
592 glyphs in mouse-face were overwritten. In that case we have to
593 make sure that the mouse-highlight is properly redrawn.
595 W may be a menu bar pseudo-window in case we don't have X toolkit
596 support. Such windows don't have a cursor, so don't display it
600 x_update_window_end (struct window
*w
, int cursor_on_p
,
601 int mouse_face_overwritten_p
)
603 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
605 if (!w
->pseudo_window_p
)
610 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
612 output_cursor
.x
, output_cursor
.y
);
614 if (draw_window_fringes (w
, 1))
615 x_draw_vertical_border (w
);
620 /* If a row with mouse-face was overwritten, arrange for
621 XTframe_up_to_date to redisplay the mouse highlight. */
622 if (mouse_face_overwritten_p
)
624 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
625 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
626 hlinfo
->mouse_face_window
= Qnil
;
629 /* Unhide the caret. This won't actually show the cursor, unless it
630 was visible before the corresponding call to HideCaret in
631 x_update_window_begin. */
632 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
634 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
637 updated_window
= NULL
;
641 /* End update of frame F. This function is installed as a hook in
645 x_update_end (struct frame
*f
)
647 if (! FRAME_W32_P (f
))
650 /* Mouse highlight may be displayed again. */
651 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
655 /* This function is called from various places in xdisp.c whenever a
656 complete update has been performed. The global variable
657 updated_window is not available here. */
660 w32_frame_up_to_date (struct frame
*f
)
664 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
666 if (hlinfo
->mouse_face_deferred_gc
667 || f
== hlinfo
->mouse_face_mouse_frame
)
670 if (hlinfo
->mouse_face_mouse_frame
)
671 note_mouse_highlight (hlinfo
->mouse_face_mouse_frame
,
672 hlinfo
->mouse_face_mouse_x
,
673 hlinfo
->mouse_face_mouse_y
);
674 hlinfo
->mouse_face_deferred_gc
= 0;
681 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
682 arrow bitmaps, or clear the fringes if no bitmaps are required
683 before DESIRED_ROW is made current. The window being updated is
684 found in updated_window. This function is called from
685 update_window_line only if it is known that there are differences
686 between bitmaps to be drawn between current row and DESIRED_ROW. */
689 x_after_update_window_line (struct glyph_row
*desired_row
)
691 struct window
*w
= updated_window
;
697 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
698 desired_row
->redraw_fringe_bitmaps_p
= 1;
700 /* When a window has disappeared, make sure that no rest of
701 full-width rows stays visible in the internal border. Could
702 check here if updated_window is the leftmost/rightmost window,
703 but I guess it's not worth doing since vertically split windows
704 are almost never used, internal border is rarely set, and the
705 overhead is very small. */
706 if (windows_or_buffers_changed
707 && desired_row
->full_width_p
708 && (f
= XFRAME (w
->frame
),
709 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
711 && (height
= desired_row
->visible_height
,
714 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
718 HDC hdc
= get_frame_dc (f
);
719 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
720 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
722 release_frame_dc (f
, hdc
);
729 /* Draw the bitmap WHICH in one of the left or right fringes of
730 window W. ROW is the glyph row for which to display the bitmap; it
731 determines the vertical position at which the bitmap has to be
735 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
736 struct draw_fringe_bitmap_params
*p
)
738 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
740 struct face
*face
= p
->face
;
742 hdc
= get_frame_dc (f
);
746 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
748 /* If the fringe is adjacent to the left (right) scroll bar of a
749 leftmost (rightmost, respectively) window, then extend its
750 background to the gap between the fringe and the bar. */
751 if ((WINDOW_LEFTMOST_P (w
)
752 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
753 || (WINDOW_RIGHTMOST_P (w
)
754 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
756 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
760 int left
= WINDOW_SCROLL_BAR_AREA_X (w
);
761 int width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
762 * FRAME_COLUMN_WIDTH (f
));
766 /* Bitmap fills the fringe. */
767 if (left
+ width
== p
->x
)
768 bx
= left
+ sb_width
;
769 else if (p
->x
+ p
->wd
== left
)
773 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
775 nx
= width
- sb_width
;
776 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
778 ny
= row
->visible_height
;
783 if (left
+ width
== bx
)
785 bx
= left
+ sb_width
;
786 nx
+= width
- sb_width
;
788 else if (bx
+ nx
== left
)
789 nx
+= width
- sb_width
;
794 if (bx
>= 0 && nx
> 0)
795 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
798 /* Must clip because of partially visible lines. */
799 w32_clip_to_row (w
, row
, -1, hdc
);
801 if (p
->which
&& p
->which
< max_fringe_bmp
)
803 HBITMAP pixmap
= fringe_bmp
[p
->which
];
807 compat_hdc
= CreateCompatibleDC (hdc
);
811 horig_obj
= SelectObject (compat_hdc
, pixmap
);
813 /* Paint overlays transparently. */
816 HBRUSH h_brush
, h_orig_brush
;
818 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
819 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
820 h_brush
= CreateSolidBrush (face
->foreground
);
821 h_orig_brush
= SelectObject (hdc
, h_brush
);
823 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
824 compat_hdc
, 0, p
->dh
,
826 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
827 compat_hdc
, 0, p
->dh
,
829 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
830 compat_hdc
, 0, p
->dh
,
833 SelectObject (hdc
, h_orig_brush
);
834 DeleteObject (h_brush
);
838 SetTextColor (hdc
, face
->background
);
839 SetBkColor (hdc
, (p
->cursor_p
840 ? f
->output_data
.w32
->cursor_pixel
841 : face
->foreground
));
843 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
844 compat_hdc
, 0, p
->dh
,
848 SelectObject (compat_hdc
, horig_obj
);
849 DeleteDC (compat_hdc
);
853 w32_set_clip_rectangle (hdc
, NULL
);
855 release_frame_dc (f
, hdc
);
859 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
861 if (which
>= max_fringe_bmp
)
863 int i
= max_fringe_bmp
;
864 max_fringe_bmp
= which
+ 20;
865 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
866 while (i
< max_fringe_bmp
)
870 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
874 w32_destroy_fringe_bitmap (int which
)
876 if (which
>= max_fringe_bmp
)
879 if (fringe_bmp
[which
])
880 DeleteObject (fringe_bmp
[which
]);
881 fringe_bmp
[which
] = 0;
886 /* This is called when starting Emacs and when restarting after
887 suspend. When starting Emacs, no window is mapped. And nothing
888 must be done to Emacs's own window if it is suspended (though that
892 w32_set_terminal_modes (struct terminal
*term
)
896 /* This is called when exiting or suspending Emacs. Exiting will make
897 the W32 windows go away, and suspending requires no action. */
900 w32_reset_terminal_modes (struct terminal
*term
)
906 /***********************************************************************
908 ***********************************************************************/
910 /* Function prototypes of this page. */
912 static void x_set_glyph_string_clipping (struct glyph_string
*);
913 static void x_set_glyph_string_gc (struct glyph_string
*);
914 static void x_draw_glyph_string_background (struct glyph_string
*,
916 static void x_draw_glyph_string_foreground (struct glyph_string
*);
917 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
918 static void x_draw_glyph_string_box (struct glyph_string
*);
919 static void x_draw_glyph_string (struct glyph_string
*);
920 static void x_set_cursor_gc (struct glyph_string
*);
921 static void x_set_mode_line_face_gc (struct glyph_string
*);
922 static void x_set_mouse_face_gc (struct glyph_string
*);
923 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
924 static void w32_setup_relief_color (struct frame
*, struct relief
*,
925 double, int, COLORREF
);
926 static void x_setup_relief_colors (struct glyph_string
*);
927 static void x_draw_image_glyph_string (struct glyph_string
*);
928 static void x_draw_image_relief (struct glyph_string
*);
929 static void x_draw_image_foreground (struct glyph_string
*);
930 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
931 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
933 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
934 int, int, int, int, int, int,
936 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
937 int, int, int, RECT
*);
940 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
944 x_set_cursor_gc (struct glyph_string
*s
)
946 if (s
->font
== FRAME_FONT (s
->f
)
947 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
948 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
950 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
953 /* Cursor on non-default face: must merge. */
957 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
958 xgcv
.foreground
= s
->face
->background
;
960 /* If the glyph would be invisible, try a different foreground. */
961 if (xgcv
.foreground
== xgcv
.background
)
962 xgcv
.foreground
= s
->face
->foreground
;
963 if (xgcv
.foreground
== xgcv
.background
)
964 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
965 if (xgcv
.foreground
== xgcv
.background
)
966 xgcv
.foreground
= s
->face
->foreground
;
968 /* Make sure the cursor is distinct from text in this face. */
969 if (xgcv
.background
== s
->face
->background
970 && xgcv
.foreground
== s
->face
->foreground
)
972 xgcv
.background
= s
->face
->foreground
;
973 xgcv
.foreground
= s
->face
->background
;
976 IF_DEBUG (x_check_font (s
->f
, s
->font
));
978 mask
= GCForeground
| GCBackground
| GCFont
;
980 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
981 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
984 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
985 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
987 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
992 /* Set up S->gc of glyph string S for drawing text in mouse face. */
995 x_set_mouse_face_gc (struct glyph_string
*s
)
1000 /* What face has to be used last for the mouse face? */
1001 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1002 face
= FACE_FROM_ID (s
->f
, face_id
);
1004 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1006 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1007 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1009 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1010 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1011 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1013 /* If font in this face is same as S->font, use it. */
1014 if (s
->font
== s
->face
->font
)
1015 s
->gc
= s
->face
->gc
;
1018 /* Otherwise construct scratch_cursor_gc with values from FACE
1023 xgcv
.background
= s
->face
->background
;
1024 xgcv
.foreground
= s
->face
->foreground
;
1025 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1026 xgcv
.font
= s
->font
;
1027 mask
= GCForeground
| GCBackground
| GCFont
;
1029 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1030 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1033 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1034 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1036 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1039 xassert (s
->gc
!= 0);
1043 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1044 Faces to use in the mode line have already been computed when the
1045 matrix was built, so there isn't much to do, here. */
1048 x_set_mode_line_face_gc (struct glyph_string
*s
)
1050 s
->gc
= s
->face
->gc
;
1054 /* Set S->gc of glyph string S for drawing that glyph string. Set
1055 S->stippled_p to a non-zero value if the face of S has a stipple
1059 x_set_glyph_string_gc (struct glyph_string
*s
)
1061 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1063 if (s
->hl
== DRAW_NORMAL_TEXT
)
1065 s
->gc
= s
->face
->gc
;
1066 s
->stippled_p
= s
->face
->stipple
!= 0;
1068 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1070 x_set_mode_line_face_gc (s
);
1071 s
->stippled_p
= s
->face
->stipple
!= 0;
1073 else if (s
->hl
== DRAW_CURSOR
)
1075 x_set_cursor_gc (s
);
1078 else if (s
->hl
== DRAW_MOUSE_FACE
)
1080 x_set_mouse_face_gc (s
);
1081 s
->stippled_p
= s
->face
->stipple
!= 0;
1083 else if (s
->hl
== DRAW_IMAGE_RAISED
1084 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1086 s
->gc
= s
->face
->gc
;
1087 s
->stippled_p
= s
->face
->stipple
!= 0;
1091 s
->gc
= s
->face
->gc
;
1092 s
->stippled_p
= s
->face
->stipple
!= 0;
1095 /* GC must have been set. */
1096 xassert (s
->gc
!= 0);
1100 /* Set clipping for output of glyph string S. S may be part of a mode
1101 line or menu if we don't have X toolkit support. */
1104 x_set_glyph_string_clipping (struct glyph_string
*s
)
1107 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1110 w32_set_clip_rectangle (s
->hdc
, r
);
1113 HRGN full_clip
, clip1
, clip2
;
1114 clip1
= CreateRectRgnIndirect (r
);
1115 clip2
= CreateRectRgnIndirect (r
+ 1);
1116 if (CombineRgn (full_clip
, clip1
, clip2
, RGN_OR
) != ERROR
)
1118 SelectClipRgn (s
->hdc
, full_clip
);
1120 DeleteObject (clip1
);
1121 DeleteObject (clip2
);
1122 DeleteObject (full_clip
);
1127 /* Set SRC's clipping for output of glyph string DST. This is called
1128 when we are drawing DST's left_overhang or right_overhang only in
1132 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1133 struct glyph_string
*dst
)
1138 r
.right
= r
.left
+ src
->width
;
1140 r
.bottom
= r
.top
+ src
->height
;
1143 w32_set_clip_rectangle (dst
->hdc
, &r
);
1147 Compute left and right overhang of glyph string S. */
1150 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1153 && s
->first_glyph
->type
== CHAR_GLYPH
1154 && !s
->font_not_found_p
)
1156 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1157 struct font
*font
= s
->font
;
1158 struct font_metrics metrics
;
1161 for (i
= 0; i
< s
->nchars
; i
++)
1162 code
[i
] = s
->char2b
[i
];
1163 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1164 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1165 ? metrics
.rbearing
- metrics
.width
: 0);
1166 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1170 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1171 s
->left_overhang
= -s
->cmp
->lbearing
;
1175 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1178 x_clear_glyph_string_rect (struct glyph_string
*s
,
1179 int x
, int y
, int w
, int h
)
1186 /* Take clipping into account. */
1187 if (s
->gc
->clip_mask
== Rect
)
1189 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1190 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1191 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1192 - s
->gc
->clip_rectangle
.left
);
1193 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1194 - s
->gc
->clip_rectangle
.top
);
1197 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1202 /* Draw the background of glyph_string S. If S->background_filled_p
1203 is non-zero don't draw it. FORCE_P non-zero means draw the
1204 background even if it wouldn't be drawn normally. This is used
1205 when a string preceding S draws into the background of S, or S
1206 contains the first component of a composition. */
1209 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1211 /* Nothing to do if background has already been drawn or if it
1212 shouldn't be drawn in the first place. */
1213 if (!s
->background_filled_p
)
1215 int box_line_width
= max (s
->face
->box_line_width
, 0);
1217 #if 0 /* TODO: stipple */
1220 /* Fill background with a stipple pattern. */
1221 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1222 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1223 s
->y
+ box_line_width
,
1224 s
->background_width
,
1225 s
->height
- 2 * box_line_width
);
1226 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1227 s
->background_filled_p
= 1;
1231 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1232 || s
->font_not_found_p
1233 || s
->extends_to_end_of_line_p
1236 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1237 s
->background_width
,
1238 s
->height
- 2 * box_line_width
);
1239 s
->background_filled_p
= 1;
1245 /* Draw the foreground of glyph string S. */
1248 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1252 /* If first glyph of S has a left box line, start drawing the text
1253 of S to the right of that box line. */
1254 if (s
->face
->box
!= FACE_NO_BOX
1255 && s
->first_glyph
->left_box_line_p
)
1256 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1260 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1261 SetBkColor (s
->hdc
, s
->gc
->background
);
1262 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1264 /* Draw characters of S as rectangles if S's font could not be
1266 if (s
->font_not_found_p
)
1268 for (i
= 0; i
< s
->nchars
; ++i
)
1270 struct glyph
*g
= s
->first_glyph
+ i
;
1272 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1274 x
+= g
->pixel_width
;
1279 struct font
*font
= s
->font
;
1280 int boff
= font
->baseline_offset
;
1284 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1286 if (font
->vertical_centering
)
1287 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1289 y
= s
->ybase
- boff
;
1291 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1292 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1294 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1295 if (s
->face
->overstrike
)
1296 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1298 SelectObject (s
->hdc
, old_font
);
1302 /* Draw the foreground of composite glyph string S. */
1305 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1308 struct font
*font
= s
->font
;
1310 /* If first glyph of S has a left box line, start drawing the text
1311 of S to the right of that box line. */
1312 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1313 && s
->first_glyph
->left_box_line_p
)
1314 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1318 /* S is a glyph string for a composition. S->cmp_from is the index
1319 of the first character drawn for glyphs of this composition.
1320 S->cmp_from == 0 means we are drawing the very first character of
1321 this composition. */
1323 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1324 SetBkColor (s
->hdc
, s
->gc
->background
);
1325 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1327 /* Draw a rectangle for the composition if the font for the very
1328 first character of the composition could not be loaded. */
1329 if (s
->font_not_found_p
)
1331 if (s
->cmp_from
== 0)
1332 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1335 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1341 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1343 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1344 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1346 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1347 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1349 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1350 if (s
->face
->overstrike
)
1351 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1353 SelectObject (s
->hdc
, old_font
);
1357 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1363 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1365 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1367 glyph
= LGSTRING_GLYPH (gstring
, i
);
1368 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1369 width
+= LGLYPH_WIDTH (glyph
);
1372 int xoff
, yoff
, wadjust
;
1376 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1379 xoff
= LGLYPH_XOFF (glyph
);
1380 yoff
= LGLYPH_YOFF (glyph
);
1381 wadjust
= LGLYPH_WADJUST (glyph
);
1382 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1389 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1391 SelectObject (s
->hdc
, old_font
);
1396 /* Draw the foreground of glyph string S for glyphless characters. */
1399 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1401 struct glyph
*glyph
= s
->first_glyph
;
1404 int with_background
;
1406 /* If first glyph of S has a left box line, start drawing the text
1407 of S to the right of that box line. */
1408 if (s
->face
->box
!= FACE_NO_BOX
1409 && s
->first_glyph
->left_box_line_p
)
1410 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1414 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1415 SetBkColor (s
->hdc
, s
->gc
->background
);
1416 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1419 with_background
= ! (s
->for_overlaps
1420 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1421 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1423 char buf
[7], *str
= NULL
;
1424 int len
= glyph
->u
.glyphless
.len
;
1426 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1429 && CHAR_TABLE_P (Vglyphless_char_display
)
1430 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1434 = (! glyph
->u
.glyphless
.for_no_font
1435 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1436 glyph
->u
.glyphless
.ch
)
1437 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1438 if (STRINGP (acronym
))
1439 str
= (char *) SDATA (acronym
);
1442 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1444 sprintf ((char *) buf
, "%0*X",
1445 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1446 glyph
->u
.glyphless
.ch
);
1450 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1451 w32_draw_rectangle (s
->hdc
, s
->gc
,
1452 x
, s
->ybase
- glyph
->ascent
,
1453 glyph
->pixel_width
- 1,
1454 glyph
->ascent
+ glyph
->descent
- 1);
1457 struct font
*font
= s
->font
;
1458 int upper_len
= (len
+ 1) / 2;
1462 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1463 /* It is certain that all LEN characters in STR are ASCII. */
1464 for (j
= 0; j
< len
; j
++)
1466 code
= font
->driver
->encode_char (font
, str
[j
]);
1467 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1469 font
->driver
->draw (s
, 0, upper_len
,
1470 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1471 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1473 font
->driver
->draw (s
, upper_len
, len
,
1474 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1475 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1477 SelectObject (s
->hdc
, old_font
);
1479 x
+= glyph
->pixel_width
;
1484 /* Brightness beyond which a color won't have its highlight brightness
1487 Nominally, highlight colors for `3d' faces are calculated by
1488 brightening an object's color by a constant scale factor, but this
1489 doesn't yield good results for dark colors, so for colors who's
1490 brightness is less than this value (on a scale of 0-255) have to
1491 use an additional additive factor.
1493 The value here is set so that the default menu-bar/mode-line color
1494 (grey75) will not have its highlights changed at all. */
1495 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1498 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1499 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1500 If this produces the same color as COLOR, try a color where all RGB
1501 values have DELTA added. Return the allocated color in *COLOR.
1502 DISPLAY is the X display, CMAP is the colormap to operate on.
1503 Value is non-zero if successful. */
1506 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1507 double factor
, int delta
)
1512 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1515 /* Change RGB values by specified FACTOR. Avoid overflow! */
1516 xassert (factor
>= 0);
1517 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1518 min (0xff, factor
* GetGValue (*color
)),
1519 min (0xff, factor
* GetBValue (*color
)));
1521 /* Calculate brightness of COLOR. */
1522 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1523 + GetBValue (*color
)) / 6;
1525 /* We only boost colors that are darker than
1526 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1527 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1528 /* Make an additive adjustment to NEW, because it's dark enough so
1529 that scaling by FACTOR alone isn't enough. */
1531 /* How far below the limit this color is (0 - 1, 1 being darker). */
1532 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1533 /* The additive adjustment. */
1534 int min_delta
= delta
* dimness
* factor
/ 2;
1537 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1538 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1539 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1541 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1542 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1543 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1547 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1548 max (0, min (0xff, delta
+ GetGValue (*color
))),
1549 max (0, min (0xff, delta
+ GetBValue (*color
))));
1551 /* TODO: Map to palette and retry with delta if same? */
1552 /* TODO: Free colors (if using palette)? */
1562 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1563 colors in COLORS. On W32, we no longer try to map colors to
1566 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1570 for (i
= 0; i
< ncolors
; i
++)
1572 DWORD pixel
= colors
[i
].pixel
;
1573 /* Convert to a 16 bit value in range 0 - 0xffff. */
1574 colors
[i
].red
= GetRValue (pixel
) * 257;
1575 colors
[i
].green
= GetGValue (pixel
) * 257;
1576 colors
[i
].blue
= GetBValue (pixel
) * 257;
1581 x_query_color (struct frame
*f
, XColor
*color
)
1583 x_query_colors (f
, color
, 1);
1587 /* Set up the foreground color for drawing relief lines of glyph
1588 string S. RELIEF is a pointer to a struct relief containing the GC
1589 with which lines will be drawn. Use a color that is FACTOR or
1590 DELTA lighter or darker than the relief's background which is found
1591 in S->f->output_data.x->relief_background. If such a color cannot
1592 be allocated, use DEFAULT_PIXEL, instead. */
1595 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1596 int delta
, COLORREF default_pixel
)
1599 struct w32_output
*di
= f
->output_data
.w32
;
1600 unsigned long mask
= GCForeground
;
1602 COLORREF background
= di
->relief_background
;
1603 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1605 /* TODO: Free colors (if using palette)? */
1607 /* Allocate new color. */
1608 xgcv
.foreground
= default_pixel
;
1610 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1612 relief
->allocated_p
= 1;
1613 xgcv
.foreground
= relief
->pixel
= pixel
;
1616 if (relief
->gc
== 0)
1618 #if 0 /* TODO: stipple */
1619 xgcv
.stipple
= dpyinfo
->gray
;
1622 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1625 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1629 /* Set up colors for the relief lines around glyph string S. */
1632 x_setup_relief_colors (struct glyph_string
*s
)
1634 struct w32_output
*di
= s
->f
->output_data
.w32
;
1637 if (s
->face
->use_box_color_for_shadows_p
)
1638 color
= s
->face
->box_color
;
1639 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1641 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1642 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1644 color
= s
->gc
->background
;
1646 if (di
->white_relief
.gc
== 0
1647 || color
!= di
->relief_background
)
1649 di
->relief_background
= color
;
1650 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1651 WHITE_PIX_DEFAULT (s
->f
));
1652 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1653 BLACK_PIX_DEFAULT (s
->f
));
1658 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1659 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1660 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1661 relief. LEFT_P non-zero means draw a relief on the left side of
1662 the rectangle. RIGHT_P non-zero means draw a relief on the right
1663 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1667 w32_draw_relief_rect (struct frame
*f
,
1668 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1669 int raised_p
, int top_p
, int bot_p
, int left_p
, int right_p
,
1674 HDC hdc
= get_frame_dc (f
);
1677 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1679 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1681 w32_set_clip_rectangle (hdc
, clip_rect
);
1685 for (i
= 0; i
< width
; ++i
)
1686 w32_fill_area (f
, hdc
, gc
.foreground
,
1687 left_x
+ i
* left_p
, top_y
+ i
,
1688 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1692 for (i
= 0; i
< width
; ++i
)
1693 w32_fill_area (f
, hdc
, gc
.foreground
,
1694 left_x
+ i
, top_y
+ i
, 1,
1695 bottom_y
- top_y
- 2 * i
+ 1);
1698 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1700 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1704 for (i
= 0; i
< width
; ++i
)
1705 w32_fill_area (f
, hdc
, gc
.foreground
,
1706 left_x
+ i
* left_p
, bottom_y
- i
,
1707 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1711 for (i
= 0; i
< width
; ++i
)
1712 w32_fill_area (f
, hdc
, gc
.foreground
,
1713 right_x
- i
, top_y
+ i
+ 1, 1,
1714 bottom_y
- top_y
- 2 * i
- 1);
1716 w32_set_clip_rectangle (hdc
, NULL
);
1718 release_frame_dc (f
, hdc
);
1722 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1723 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1724 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1725 left side of the rectangle. RIGHT_P non-zero means draw a line
1726 on the right side of the rectangle. CLIP_RECT is the clipping
1727 rectangle to use when drawing. */
1730 w32_draw_box_rect (struct glyph_string
*s
,
1731 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1732 int left_p
, int right_p
, RECT
*clip_rect
)
1734 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1737 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1738 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1743 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1744 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1748 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1749 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1754 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1755 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1758 w32_set_clip_rectangle (s
->hdc
, NULL
);
1762 /* Draw a box around glyph string S. */
1765 x_draw_glyph_string_box (struct glyph_string
*s
)
1767 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1768 int left_p
, right_p
;
1769 struct glyph
*last_glyph
;
1772 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1773 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1774 : window_box_right (s
->w
, s
->area
));
1776 /* The glyph that may have a right box line. */
1777 last_glyph
= (s
->cmp
|| s
->img
1779 : s
->first_glyph
+ s
->nchars
- 1);
1781 width
= eabs (s
->face
->box_line_width
);
1782 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1784 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1786 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1788 bottom_y
= top_y
+ s
->height
- 1;
1790 left_p
= (s
->first_glyph
->left_box_line_p
1791 || (s
->hl
== DRAW_MOUSE_FACE
1793 || s
->prev
->hl
!= s
->hl
)));
1794 right_p
= (last_glyph
->right_box_line_p
1795 || (s
->hl
== DRAW_MOUSE_FACE
1797 || s
->next
->hl
!= s
->hl
)));
1799 get_glyph_string_clip_rect (s
, &clip_rect
);
1801 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1802 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1803 left_p
, right_p
, &clip_rect
);
1806 x_setup_relief_colors (s
);
1807 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1808 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1813 /* Draw foreground of image glyph string S. */
1816 x_draw_image_foreground (struct glyph_string
*s
)
1819 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1821 /* If first glyph of S has a left box line, start drawing it to the
1822 right of that line. */
1823 if (s
->face
->box
!= FACE_NO_BOX
1824 && s
->first_glyph
->left_box_line_p
1826 x
+= eabs (s
->face
->box_line_width
);
1828 /* If there is a margin around the image, adjust x- and y-position
1830 if (s
->slice
.x
== 0)
1831 x
+= s
->img
->hmargin
;
1832 if (s
->slice
.y
== 0)
1833 y
+= s
->img
->vmargin
;
1839 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1840 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1841 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1842 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1843 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1844 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1845 x_set_glyph_string_clipping (s
);
1849 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1850 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1852 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1853 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1855 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1856 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1857 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1858 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1859 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1860 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1862 SelectObject (mask_dc
, mask_orig_obj
);
1867 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1868 SetBkColor (s
->hdc
, s
->gc
->background
);
1870 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1871 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1873 /* When the image has a mask, we can expect that at
1874 least part of a mouse highlight or a block cursor will
1875 be visible. If the image doesn't have a mask, make
1876 a block cursor visible by drawing a rectangle around
1877 the image. I believe it's looking better if we do
1878 nothing here for mouse-face. */
1879 if (s
->hl
== DRAW_CURSOR
)
1881 int r
= s
->img
->relief
;
1883 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1884 s
->slice
.width
+ r
*2 - 1,
1885 s
->slice
.height
+ r
*2 - 1);
1889 w32_set_clip_rectangle (s
->hdc
, NULL
);
1890 SelectObject (s
->hdc
, orig_brush
);
1891 DeleteObject (fg_brush
);
1892 SelectObject (compat_hdc
, orig_obj
);
1893 DeleteDC (compat_hdc
);
1896 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1897 s
->slice
.width
- 1, s
->slice
.height
- 1);
1899 RestoreDC (s
->hdc
,-1);
1903 /* Draw a relief around the image glyph string S. */
1906 x_draw_image_relief (struct glyph_string
*s
)
1908 int x0
, y0
, x1
, y1
, thick
, raised_p
;
1911 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1913 /* If first glyph of S has a left box line, start drawing it to the
1914 right of that line. */
1915 if (s
->face
->box
!= FACE_NO_BOX
1916 && s
->first_glyph
->left_box_line_p
1918 x
+= eabs (s
->face
->box_line_width
);
1920 /* If there is a margin around the image, adjust x- and y-position
1922 if (s
->slice
.x
== 0)
1923 x
+= s
->img
->hmargin
;
1924 if (s
->slice
.y
== 0)
1925 y
+= s
->img
->vmargin
;
1927 if (s
->hl
== DRAW_IMAGE_SUNKEN
1928 || s
->hl
== DRAW_IMAGE_RAISED
)
1930 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
: DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1931 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1935 thick
= eabs (s
->img
->relief
);
1936 raised_p
= s
->img
->relief
> 0;
1941 x1
= x
+ s
->slice
.width
+ thick
- 1;
1942 y1
= y
+ s
->slice
.height
+ thick
- 1;
1944 x_setup_relief_colors (s
);
1945 get_glyph_string_clip_rect (s
, &r
);
1946 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
1948 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
1950 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
1955 /* Draw the foreground of image glyph string S to PIXMAP. */
1958 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
1960 HDC hdc
= CreateCompatibleDC (s
->hdc
);
1961 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
1963 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1965 /* If first glyph of S has a left box line, start drawing it to the
1966 right of that line. */
1967 if (s
->face
->box
!= FACE_NO_BOX
1968 && s
->first_glyph
->left_box_line_p
1970 x
+= eabs (s
->face
->box_line_width
);
1972 /* If there is a margin around the image, adjust x- and y-position
1974 if (s
->slice
.x
== 0)
1975 x
+= s
->img
->hmargin
;
1976 if (s
->slice
.y
== 0)
1977 y
+= s
->img
->vmargin
;
1981 HDC compat_hdc
= CreateCompatibleDC (hdc
);
1982 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1983 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
1984 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1988 HDC mask_dc
= CreateCompatibleDC (hdc
);
1989 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1991 SetTextColor (hdc
, RGB (0, 0, 0));
1992 SetBkColor (hdc
, RGB (255, 255, 255));
1993 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1994 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1995 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1996 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1997 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1998 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2000 SelectObject (mask_dc
, mask_orig_obj
);
2005 SetTextColor (hdc
, s
->gc
->foreground
);
2006 SetBkColor (hdc
, s
->gc
->background
);
2008 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2009 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2011 /* When the image has a mask, we can expect that at
2012 least part of a mouse highlight or a block cursor will
2013 be visible. If the image doesn't have a mask, make
2014 a block cursor visible by drawing a rectangle around
2015 the image. I believe it's looking better if we do
2016 nothing here for mouse-face. */
2017 if (s
->hl
== DRAW_CURSOR
)
2019 int r
= s
->img
->relief
;
2021 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2022 s
->slice
.width
+ r
*2 - 1,
2023 s
->slice
.height
+ r
*2 - 1);
2027 SelectObject (hdc
, orig_brush
);
2028 DeleteObject (fg_brush
);
2029 SelectObject (compat_hdc
, orig_obj
);
2030 DeleteDC (compat_hdc
);
2033 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2034 s
->slice
.width
- 1, s
->slice
.height
- 1);
2036 SelectObject (hdc
, orig_hdc_obj
);
2041 /* Draw part of the background of glyph string S. X, Y, W, and H
2042 give the rectangle to draw. */
2045 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2047 #if 0 /* TODO: stipple */
2050 /* Fill background with a stipple pattern. */
2051 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2052 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2053 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2057 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2061 /* Draw image glyph string S.
2064 s->x +-------------------------
2067 | +-------------------------
2070 | | +-------------------
2076 x_draw_image_glyph_string (struct glyph_string
*s
)
2079 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2080 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2084 height
= s
->height
- 2 * box_line_vwidth
;
2086 /* Fill background with face under the image. Do it only if row is
2087 taller than image or if image has a clip mask to reduce
2089 s
->stippled_p
= s
->face
->stipple
!= 0;
2090 if (height
> s
->slice
.height
2094 || s
->img
->pixmap
== 0
2095 || s
->width
!= s
->background_width
)
2098 if (s
->first_glyph
->left_box_line_p
2100 x
+= box_line_hwidth
;
2103 if (s
->slice
.y
== 0)
2104 y
+= box_line_vwidth
;
2106 #if 0 /* TODO: figure out if we need to do this on Windows. */
2109 /* Create a pixmap as large as the glyph string. Fill it
2110 with the background color. Copy the image to it, using
2111 its mask. Copy the temporary pixmap to the display. */
2112 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2113 int depth
= DefaultDepthOfScreen (screen
);
2115 /* Create a pixmap as large as the glyph string. */
2116 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2117 s
->background_width
,
2120 /* Don't clip in the following because we're working on the
2122 XSetClipMask (s
->display
, s
->gc
, None
);
2124 /* Fill the pixmap with the background color/stipple. */
2127 /* Fill background with a stipple pattern. */
2128 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2129 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2130 0, 0, s
->background_width
, s
->height
);
2131 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2136 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2138 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2139 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2140 0, 0, s
->background_width
, s
->height
);
2141 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2146 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2148 s
->background_filled_p
= 1;
2151 /* Draw the foreground. */
2154 w32_draw_image_foreground_1 (s
, pixmap
);
2155 x_set_glyph_string_clipping (s
);
2157 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2158 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2159 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2160 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2162 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2163 SetBkColor (s
->hdc
, s
->gc
->background
);
2164 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2165 compat_hdc
, 0, 0, SRCCOPY
);
2167 SelectObject (s
->hdc
, orig_brush
);
2168 DeleteObject (fg_brush
);
2169 SelectObject (compat_hdc
, orig_obj
);
2170 DeleteDC (compat_hdc
);
2172 DeleteObject (pixmap
);
2176 x_draw_image_foreground (s
);
2178 /* If we must draw a relief around the image, do it. */
2180 || s
->hl
== DRAW_IMAGE_RAISED
2181 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2182 x_draw_image_relief (s
);
2186 /* Draw stretch glyph string S. */
2189 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2191 xassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2193 if (s
->hl
== DRAW_CURSOR
2194 && !x_stretch_cursor_p
)
2196 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2197 wide as the stretch glyph. */
2198 int width
, background_width
= s
->background_width
;
2201 if (!s
->row
->reversed_p
)
2203 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2207 background_width
-= left_x
- x
;
2213 /* In R2L rows, draw the cursor on the right edge of the
2215 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2217 if (x
+ background_width
> right_x
)
2218 background_width
-= x
- right_x
;
2219 x
+= background_width
;
2221 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2222 if (s
->row
->reversed_p
)
2226 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2228 /* Clear rest using the GC of the original non-cursor face. */
2229 if (width
< background_width
)
2231 XGCValues
*gc
= s
->face
->gc
;
2233 int w
= background_width
- width
, h
= s
->height
;
2237 if (!s
->row
->reversed_p
)
2241 if (s
->row
->mouse_face_p
2242 && cursor_in_mouse_face_p (s
->w
))
2244 x_set_mouse_face_gc (s
);
2250 get_glyph_string_clip_rect (s
, &r
);
2251 w32_set_clip_rectangle (hdc
, &r
);
2253 #if 0 /* TODO: stipple */
2254 if (s
->face
->stipple
)
2256 /* Fill background with a stipple pattern. */
2257 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2258 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2259 XSetFillStyle (s
->display
, gc
, FillSolid
);
2264 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2268 else if (!s
->background_filled_p
)
2270 int background_width
= s
->background_width
;
2271 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2273 /* Don't draw into left margin, fringe or scrollbar area
2274 except for header line and mode line. */
2275 if (x
< left_x
&& !s
->row
->mode_line_p
)
2277 background_width
-= left_x
- x
;
2280 if (background_width
> 0)
2281 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2284 s
->background_filled_p
= 1;
2288 /* Draw glyph string S. */
2291 x_draw_glyph_string (struct glyph_string
*s
)
2293 int relief_drawn_p
= 0;
2295 /* If S draws into the background of its successor, draw the
2296 background of the successor first so that S can draw into it.
2297 This makes S->next use XDrawString instead of XDrawImageString. */
2298 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2301 struct glyph_string
*next
;
2302 for (width
= 0, next
= s
->next
;
2303 next
&& width
< s
->right_overhang
;
2304 width
+= next
->width
, next
= next
->next
)
2305 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2307 x_set_glyph_string_gc (next
);
2308 x_set_glyph_string_clipping (next
);
2309 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2310 x_draw_stretch_glyph_string (next
);
2312 x_draw_glyph_string_background (next
, 1);
2313 next
->num_clips
= 0;
2317 /* Set up S->gc, set clipping and draw S. */
2318 x_set_glyph_string_gc (s
);
2320 /* Draw relief (if any) in advance for char/composition so that the
2321 glyph string can be drawn over it. */
2322 if (!s
->for_overlaps
2323 && s
->face
->box
!= FACE_NO_BOX
2324 && (s
->first_glyph
->type
== CHAR_GLYPH
2325 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2328 x_set_glyph_string_clipping (s
);
2329 x_draw_glyph_string_background (s
, 1);
2330 x_draw_glyph_string_box (s
);
2331 x_set_glyph_string_clipping (s
);
2334 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2336 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2337 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2338 /* We must clip just this glyph. left_overhang part has already
2339 drawn when s->prev was drawn, and right_overhang part will be
2340 drawn later when s->next is drawn. */
2341 x_set_glyph_string_clipping_exactly (s
, s
);
2343 x_set_glyph_string_clipping (s
);
2345 switch (s
->first_glyph
->type
)
2348 x_draw_image_glyph_string (s
);
2352 x_draw_stretch_glyph_string (s
);
2356 if (s
->for_overlaps
)
2357 s
->background_filled_p
= 1;
2359 x_draw_glyph_string_background (s
, 0);
2360 x_draw_glyph_string_foreground (s
);
2363 case COMPOSITE_GLYPH
:
2364 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2365 && ! s
->first_glyph
->u
.cmp
.automatic
))
2366 s
->background_filled_p
= 1;
2368 x_draw_glyph_string_background (s
, 1);
2369 x_draw_composite_glyph_string_foreground (s
);
2372 case GLYPHLESS_GLYPH
:
2373 if (s
->for_overlaps
)
2374 s
->background_filled_p
= 1;
2376 x_draw_glyph_string_background (s
, 0);
2377 x_draw_glyphless_glyph_string_foreground (s
);
2384 if (!s
->for_overlaps
)
2386 /* Draw underline. */
2387 if (s
->face
->underline_p
)
2389 unsigned long thickness
, position
;
2392 if (s
->prev
&& s
->prev
->face
->underline_p
)
2394 /* We use the same underline style as the previous one. */
2395 thickness
= s
->prev
->underline_thickness
;
2396 position
= s
->prev
->underline_position
;
2400 /* Get the underline thickness. Default is 1 pixel. */
2401 if (s
->font
&& s
->font
->underline_thickness
> 0)
2402 thickness
= s
->font
->underline_thickness
;
2405 if (x_underline_at_descent_line
)
2406 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2409 /* Get the underline position. This is the recommended
2410 vertical offset in pixels from the baseline to the top of
2411 the underline. This is a signed value according to the
2412 specs, and its default is
2414 ROUND ((maximum_descent) / 2), with
2415 ROUND (x) = floor (x + 0.5) */
2417 if (x_use_underline_position_properties
2418 && s
->font
&& s
->font
->underline_position
>= 0)
2419 position
= s
->font
->underline_position
;
2421 position
= (s
->font
->descent
+ 1) / 2;
2423 position
= max (position
, underline_minimum_offset
);
2425 /* Check the sanity of thickness and position. We should
2426 avoid drawing underline out of the current line area. */
2427 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2428 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2429 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2430 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2431 s
->underline_thickness
= thickness
;
2432 s
->underline_position
=position
;
2433 y
= s
->ybase
+ position
;
2434 if (s
->face
->underline_defaulted_p
)
2436 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2441 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2445 /* Draw overline. */
2446 if (s
->face
->overline_p
)
2448 unsigned long dy
= 0, h
= 1;
2450 if (s
->face
->overline_color_defaulted_p
)
2452 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2453 s
->y
+ dy
, s
->width
, h
);
2457 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2458 s
->y
+ dy
, s
->width
, h
);
2462 /* Draw strike-through. */
2463 if (s
->face
->strike_through_p
2464 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2466 unsigned long h
= 1;
2467 unsigned long dy
= (s
->height
- h
) / 2;
2469 if (s
->face
->strike_through_color_defaulted_p
)
2471 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2476 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2477 s
->y
+ dy
, s
->width
, h
);
2481 /* Draw relief if not yet drawn. */
2482 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2483 x_draw_glyph_string_box (s
);
2487 struct glyph_string
*prev
;
2489 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2490 if (prev
->hl
!= s
->hl
2491 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2493 /* As prev was drawn while clipped to its own area, we
2494 must draw the right_overhang part using s->hl now. */
2495 enum draw_glyphs_face save
= prev
->hl
;
2498 x_set_glyph_string_gc (prev
);
2499 x_set_glyph_string_clipping_exactly (s
, prev
);
2500 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2501 x_draw_glyph_string_foreground (prev
);
2503 x_draw_composite_glyph_string_foreground (prev
);
2504 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2506 prev
->num_clips
= 0;
2512 struct glyph_string
*next
;
2514 for (next
= s
->next
; next
; next
= next
->next
)
2515 if (next
->hl
!= s
->hl
2516 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2518 /* As next will be drawn while clipped to its own area,
2519 we must draw the left_overhang part using s->hl now. */
2520 enum draw_glyphs_face save
= next
->hl
;
2523 x_set_glyph_string_gc (next
);
2524 x_set_glyph_string_clipping_exactly (s
, next
);
2525 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2526 x_draw_glyph_string_foreground (next
);
2528 x_draw_composite_glyph_string_foreground (next
);
2529 w32_set_clip_rectangle (next
->hdc
, NULL
);
2531 next
->num_clips
= 0;
2536 /* Reset clipping. */
2537 w32_set_clip_rectangle (s
->hdc
, NULL
);
2542 /* Shift display to make room for inserted glyphs. */
2545 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2546 int width
, int height
, int shift_by
)
2550 hdc
= get_frame_dc (f
);
2551 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2552 hdc
, x
, y
, SRCCOPY
);
2554 release_frame_dc (f
, hdc
);
2558 /* Delete N glyphs at the nominal cursor position. Not implemented
2562 x_delete_glyphs (struct frame
*f
, register int n
)
2564 if (! FRAME_W32_P (f
))
2571 /* Clear entire frame. If updating_frame is non-null, clear that
2572 frame. Otherwise clear the selected frame. */
2575 x_clear_frame (struct frame
*f
)
2577 if (! FRAME_W32_P (f
))
2580 /* Clearing the frame will erase any cursor, so mark them all as no
2582 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2583 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2584 output_cursor
.x
= -1;
2586 /* We don't set the output cursor here because there will always
2587 follow an explicit cursor_to. */
2590 w32_clear_window (f
);
2592 /* We have to clear the scroll bars, too. If we have changed
2593 colors or something like that, then they should be notified. */
2594 x_scroll_bar_clear (f
);
2600 /* Make audible bell. */
2603 w32_ring_bell (struct frame
*f
)
2607 if (FRAME_W32_P (f
) && visible_bell
)
2610 HWND hwnd
= FRAME_W32_WINDOW (f
);
2612 for (i
= 0; i
< 5; i
++)
2614 FlashWindow (hwnd
, TRUE
);
2617 FlashWindow (hwnd
, FALSE
);
2620 w32_sys_ring_bell (f
);
2626 /* Specify how many text lines, from the top of the window,
2627 should be affected by insert-lines and delete-lines operations.
2628 This, and those operations, are used only within an update
2629 that is bounded by calls to x_update_begin and x_update_end. */
2632 w32_set_terminal_window (struct frame
*f
, int n
)
2634 /* This function intentionally left blank. */
2638 /***********************************************************************
2640 ***********************************************************************/
2642 /* Perform an insert-lines or delete-lines operation, inserting N
2643 lines or deleting -N lines at vertical position VPOS. */
2646 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2648 if (! FRAME_W32_P (f
))
2655 /* Scroll part of the display as described by RUN. */
2658 x_scroll_run (struct window
*w
, struct run
*run
)
2660 struct frame
*f
= XFRAME (w
->frame
);
2661 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2662 HWND hwnd
= FRAME_W32_WINDOW (f
);
2665 /* Get frame-relative bounding box of the text display area of W,
2666 without mode lines. Include in this box the left and right
2668 window_box (w
, -1, &x
, &y
, &width
, &height
);
2670 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2671 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2672 bottom_y
= y
+ height
;
2676 /* Scrolling up. Make sure we don't copy part of the mode
2677 line at the bottom. */
2678 if (from_y
+ run
->height
> bottom_y
)
2679 height
= bottom_y
- from_y
;
2681 height
= run
->height
;
2682 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2686 /* Scolling down. Make sure we don't copy over the mode line.
2688 if (to_y
+ run
->height
> bottom_y
)
2689 height
= bottom_y
- to_y
;
2691 height
= run
->height
;
2692 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2697 /* Cursor off. Will be switched on again in x_update_window_end. */
2704 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2705 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2707 from
.left
= to
.left
= x
;
2708 from
.right
= to
.right
= x
+ width
;
2710 from
.bottom
= from_y
+ height
;
2712 to
.bottom
= bottom_y
;
2714 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2715 NULL
, SW_INVALIDATE
);
2717 /* Combine this with what we expect to be dirty. This covers the
2718 case where not all of the region we expect is actually dirty. */
2719 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2721 /* If the dirty region is not what we expected, redraw the entire frame. */
2722 if (!EqualRgn (combined
, expect_dirty
))
2723 SET_FRAME_GARBAGED (f
);
2725 DeleteObject (dirty
);
2726 DeleteObject (combined
);
2730 DeleteObject (expect_dirty
);
2735 /***********************************************************************
2737 ***********************************************************************/
2740 frame_highlight (struct frame
*f
)
2742 x_update_cursor (f
, 1);
2743 x_set_frame_alpha (f
);
2747 frame_unhighlight (struct frame
*f
)
2749 x_update_cursor (f
, 1);
2750 x_set_frame_alpha (f
);
2753 /* The focus has changed. Update the frames as necessary to reflect
2754 the new situation. Note that we can't change the selected frame
2755 here, because the Lisp code we are interrupting might become confused.
2756 Each event gets marked with the frame in which it occurred, so the
2757 Lisp code can tell when the switch took place by examining the events. */
2760 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2762 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2764 if (frame
!= dpyinfo
->w32_focus_frame
)
2766 /* Set this before calling other routines, so that they see
2767 the correct value of w32_focus_frame. */
2768 dpyinfo
->w32_focus_frame
= frame
;
2770 if (old_focus
&& old_focus
->auto_lower
)
2771 x_lower_frame (old_focus
);
2773 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2774 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2776 pending_autoraise_frame
= 0;
2779 x_frame_rehighlight (dpyinfo
);
2783 /* Handle FocusIn and FocusOut state changes for FRAME.
2784 If FRAME has focus and there exists more than one frame, puts
2785 a FOCUS_IN_EVENT into *BUFP. */
2788 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2789 struct frame
*frame
, struct input_event
*bufp
)
2791 if (type
== WM_SETFOCUS
)
2793 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2795 x_new_focus_frame (dpyinfo
, frame
);
2796 dpyinfo
->w32_focus_event_frame
= frame
;
2798 /* Don't stop displaying the initial startup message
2799 for a switch-frame event we don't need. */
2800 if (NILP (Vterminal_frame
)
2801 && CONSP (Vframe_list
)
2802 && !NILP (XCDR (Vframe_list
)))
2804 bufp
->kind
= FOCUS_IN_EVENT
;
2805 XSETFRAME (bufp
->frame_or_window
, frame
);
2809 frame
->output_data
.x
->focus_state
|= state
;
2811 /* TODO: IME focus? */
2813 else if (type
== WM_KILLFOCUS
)
2815 frame
->output_data
.x
->focus_state
&= ~state
;
2817 if (dpyinfo
->w32_focus_event_frame
== frame
)
2819 dpyinfo
->w32_focus_event_frame
= 0;
2820 x_new_focus_frame (dpyinfo
, 0);
2823 /* TODO: IME focus? */
2828 /* The focus may have changed. Figure out if it is a real focus change,
2829 by checking both FocusIn/Out and Enter/LeaveNotify events.
2831 Returns FOCUS_IN_EVENT event in *BUFP. */
2834 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2835 struct input_event
*bufp
)
2837 struct frame
*frame
;
2839 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2843 /* On w32, this is only called from focus events, so no switch needed. */
2844 x_focus_changed (event
->msg
.message
,
2845 (event
->msg
.message
== WM_KILLFOCUS
?
2846 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2847 dpyinfo
, frame
, bufp
);
2851 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2854 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2856 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2859 /* The focus has changed, or we have redirected a frame's focus to
2860 another frame (this happens when a frame uses a surrogate
2861 mini-buffer frame). Shift the highlight as appropriate.
2863 The FRAME argument doesn't necessarily have anything to do with which
2864 frame is being highlighted or un-highlighted; we only use it to find
2865 the appropriate X display info. */
2868 w32_frame_rehighlight (struct frame
*frame
)
2870 if (! FRAME_W32_P (frame
))
2872 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2876 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2878 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2880 if (dpyinfo
->w32_focus_frame
)
2882 dpyinfo
->x_highlight_frame
2883 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2884 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2885 : dpyinfo
->w32_focus_frame
);
2886 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2888 FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
) = Qnil
;
2889 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2893 dpyinfo
->x_highlight_frame
= 0;
2895 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2898 frame_unhighlight (old_highlight
);
2899 if (dpyinfo
->x_highlight_frame
)
2900 frame_highlight (dpyinfo
->x_highlight_frame
);
2904 /* Keyboard processing - modifier keys, etc. */
2906 /* Convert a keysym to its name. */
2909 x_get_keysym_name (int keysym
)
2911 /* Make static so we can always return it */
2912 static char value
[100];
2915 GetKeyNameText (keysym
, value
, 100);
2922 codepage_for_locale (LCID locale
)
2926 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
2933 /* Mouse clicks and mouse movement. Rah. */
2935 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
2936 the state in PUP. XBUTTON provides extra information for extended mouse
2937 button messages. Returns FALSE if unable to parse the message. */
2939 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
2946 case WM_LBUTTONDOWN
:
2954 case WM_MBUTTONDOWN
:
2955 if (NILP (Vw32_swap_mouse_buttons
))
2962 if (NILP (Vw32_swap_mouse_buttons
))
2968 case WM_RBUTTONDOWN
:
2969 if (NILP (Vw32_swap_mouse_buttons
))
2976 if (NILP (Vw32_swap_mouse_buttons
))
2982 case WM_XBUTTONDOWN
:
2983 button
= xbutton
+ 2;
2987 button
= xbutton
+ 2;
2995 if (pbutton
) *pbutton
= button
;
3001 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3003 If the event is a button press, then note that we have grabbed
3007 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3012 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3015 /* Make the event type NO_EVENT; we'll change that when we decide
3017 result
->kind
= MOUSE_CLICK_EVENT
;
3018 result
->code
= button
;
3019 result
->timestamp
= msg
->msg
.time
;
3020 result
->modifiers
= (msg
->dwModifiers
3025 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3026 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3027 XSETFRAME (result
->frame_or_window
, f
);
3033 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3038 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3041 result
->timestamp
= msg
->msg
.time
;
3043 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3044 forward, away from the user (up); a negative value indicates that
3045 the wheel was rotated backward, toward the user (down). */
3046 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3048 /* The up and down modifiers indicate if the wheel was rotated up or
3049 down based on WHEEL_DELTA value. */
3050 result
->modifiers
= (msg
->dwModifiers
3051 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3053 /* With multiple monitors, we can legitimately get negative
3054 coordinates, so cast to short to interpret them correctly. */
3055 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3056 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3057 ScreenToClient (msg
->msg
.hwnd
, &p
);
3058 XSETINT (result
->x
, p
.x
);
3059 XSETINT (result
->y
, p
.y
);
3060 XSETFRAME (result
->frame_or_window
, f
);
3066 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3076 result
->kind
= DRAG_N_DROP_EVENT
;
3078 result
->timestamp
= msg
->msg
.time
;
3079 result
->modifiers
= msg
->dwModifiers
;
3081 hdrop
= (HDROP
) msg
->msg
.wParam
;
3082 DragQueryPoint (hdrop
, &p
);
3085 p
.x
= LOWORD (msg
->msg
.lParam
);
3086 p
.y
= HIWORD (msg
->msg
.lParam
);
3087 ScreenToClient (msg
->msg
.hwnd
, &p
);
3090 XSETINT (result
->x
, p
.x
);
3091 XSETINT (result
->y
, p
.y
);
3093 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3096 for (i
= 0; i
< num_files
; i
++)
3098 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3101 name
= alloca (len
+ 1);
3102 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3103 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3108 XSETFRAME (frame
, f
);
3109 result
->frame_or_window
= frame
;
3110 result
->arg
= files
;
3115 /* Function to report a mouse movement to the mainstream Emacs code.
3116 The input handler calls this.
3118 We have received a mouse movement event, which is given in *event.
3119 If the mouse is over a different glyph than it was last time, tell
3120 the mainstream emacs code by setting mouse_moved. If not, ask for
3121 another motion event, so we can check again the next time it moves. */
3123 static MSG last_mouse_motion_event
;
3124 static Lisp_Object last_mouse_motion_frame
;
3127 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3129 int mouse_x
= LOWORD (msg
->lParam
);
3130 int mouse_y
= HIWORD (msg
->lParam
);
3132 last_mouse_movement_time
= msg
->time
;
3133 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3134 XSETFRAME (last_mouse_motion_frame
, frame
);
3136 if (!FRAME_X_OUTPUT (frame
))
3139 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3141 frame
->mouse_moved
= 1;
3142 last_mouse_scroll_bar
= Qnil
;
3143 note_mouse_highlight (frame
, -1, -1);
3144 last_mouse_glyph_frame
= 0;
3148 /* Has the mouse moved off the glyph it was on at the last sighting? */
3149 if (frame
!= last_mouse_glyph_frame
3150 || mouse_x
< last_mouse_glyph
.left
3151 || mouse_x
>= last_mouse_glyph
.right
3152 || mouse_y
< last_mouse_glyph
.top
3153 || mouse_y
>= last_mouse_glyph
.bottom
)
3155 frame
->mouse_moved
= 1;
3156 last_mouse_scroll_bar
= Qnil
;
3157 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3158 /* Remember the mouse position here, as w32_mouse_position only
3159 gets called when mouse tracking is enabled but we also need
3160 to keep track of the mouse for help_echo and highlighting at
3162 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3163 last_mouse_glyph_frame
= frame
;
3171 /************************************************************************
3173 ************************************************************************/
3175 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3176 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3177 enum scroll_bar_part
*,
3178 Lisp_Object
*, Lisp_Object
*,
3180 static void x_check_fullscreen (struct frame
*);
3183 redo_mouse_highlight (void)
3185 if (!NILP (last_mouse_motion_frame
)
3186 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3187 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3188 LOWORD (last_mouse_motion_event
.lParam
),
3189 HIWORD (last_mouse_motion_event
.lParam
));
3193 w32_define_cursor (Window window
, Cursor cursor
)
3195 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3197 /* Return the current position of the mouse.
3198 *fp should be a frame which indicates which display to ask about.
3200 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3201 and *part to the frame, window, and scroll bar part that the mouse
3202 is over. Set *x and *y to the portion and whole of the mouse's
3203 position on the scroll bar.
3205 If the mouse movement started elsewhere, set *fp to the frame the
3206 mouse is on, *bar_window to nil, and *x and *y to the character cell
3209 Set *time to the server time-stamp for the time at which the mouse
3210 was at this position.
3212 Don't store anything if we don't have a valid set of values to report.
3214 This clears the mouse_moved flag, so we can wait for the next mouse
3218 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3219 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3220 unsigned long *time
)
3226 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3227 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3232 Lisp_Object frame
, tail
;
3234 /* Clear the mouse-moved flag for every frame on this display. */
3235 FOR_EACH_FRAME (tail
, frame
)
3236 XFRAME (frame
)->mouse_moved
= 0;
3238 last_mouse_scroll_bar
= Qnil
;
3242 /* Now we have a position on the root; find the innermost window
3243 containing the pointer. */
3245 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3246 && FRAME_LIVE_P (last_mouse_frame
))
3248 /* If mouse was grabbed on a frame, give coords for that frame
3249 even if the mouse is now outside it. */
3250 f1
= last_mouse_frame
;
3254 /* Is window under mouse one of our frames? */
3255 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3256 WindowFromPoint (pt
));
3259 /* If not, is it one of our scroll bars? */
3262 struct scroll_bar
*bar
3263 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3267 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3271 if (f1
== 0 && insist
> 0)
3272 f1
= SELECTED_FRAME ();
3276 /* Ok, we found a frame. Store all the values.
3277 last_mouse_glyph is a rectangle used to reduce the
3278 generation of mouse events. To not miss any motion
3279 events, we must divide the frame into rectangles of the
3280 size of the smallest character that could be displayed
3281 on it, i.e. into the same rectangles that matrices on
3282 the frame are divided into. */
3284 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3285 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3286 last_mouse_glyph_frame
= f1
;
3293 *time
= last_mouse_movement_time
;
3302 /***********************************************************************
3304 ***********************************************************************/
3306 /* Handle mouse button event on the tool-bar of frame F, at
3307 frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
3311 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3313 int x
= XFASTINT (button_event
->x
);
3314 int y
= XFASTINT (button_event
->y
);
3316 if (button_event
->modifiers
& down_modifier
)
3317 handle_tool_bar_click (f
, x
, y
, 1, 0);
3319 handle_tool_bar_click (f
, x
, y
, 0,
3320 button_event
->modifiers
& ~up_modifier
);
3325 /***********************************************************************
3327 ***********************************************************************/
3329 /* Scroll bar support. */
3331 /* Given a window ID, find the struct scroll_bar which manages it.
3332 This can be called in GC, so we have to make sure to strip off mark
3335 static struct scroll_bar
*
3336 x_window_to_scroll_bar (Window window_id
)
3340 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3342 Lisp_Object frame
, bar
, condemned
;
3344 frame
= XCAR (tail
);
3345 /* All elements of Vframe_list should be frames. */
3346 if (! FRAMEP (frame
))
3349 /* Scan this frame's scroll bar list for a scroll bar with the
3351 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3352 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3353 /* This trick allows us to search both the ordinary and
3354 condemned scroll bar lists with one loop. */
3355 ! NILP (bar
) || (bar
= condemned
,
3358 bar
= XSCROLL_BAR (bar
)->next
)
3359 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3360 return XSCROLL_BAR (bar
);
3368 /* Set the thumb size and position of scroll bar BAR. We are currently
3369 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3372 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3373 int portion
, int position
, int whole
)
3375 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3376 /* We use the whole scroll-bar height in the calculations below, to
3377 avoid strange effects like scrolling backwards when just clicking
3378 on the handle (without moving it). */
3379 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3380 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3381 int sb_page
, sb_pos
;
3382 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3385 /* We used to change the nPage setting while dragging the handle,
3386 but that had very strange effects (such as scrolling backwards
3387 while dragging downwards).
3389 Now, we don't change the nPage setting while dragging unless we
3390 get near to the end of the buffer, in which case we often have to
3391 resize the handle to "go all the way". */
3397 si
.cbSize
= sizeof (si
);
3398 si
.fMask
= SIF_POS
| SIF_PAGE
;
3399 GetScrollInfo (w
, SB_CTL
, &si
);
3400 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3408 /* Position scroll bar at rock bottom if the bottom of the
3409 buffer is visible. This avoids shinking the thumb away
3410 to nothing if it is held at the bottom of the buffer. */
3411 if (position
+ portion
>= whole
&& !draggingp
)
3413 sb_page
= range
* (whole
- position
) / whole
;
3418 sb_pos
= position
* range
/ whole
;
3419 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3428 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3432 si
.cbSize
= sizeof (si
);
3433 si
.fMask
= SIF_PAGE
| SIF_POS
;
3437 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3443 /************************************************************************
3444 Scroll bars, general
3445 ************************************************************************/
3448 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3450 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3451 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3455 /*#define ATTACH_THREADS*/
3458 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3460 #ifndef ATTACH_THREADS
3461 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3462 (WPARAM
) hwnd
, (LPARAM
) how
);
3464 return ShowWindow (hwnd
, how
);
3469 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3470 int x
, int y
, int cx
, int cy
, UINT flags
)
3472 #ifndef ATTACH_THREADS
3474 pos
.hwndInsertAfter
= hwndAfter
;
3480 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3482 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3488 my_set_focus (struct frame
* f
, HWND hwnd
)
3490 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3496 my_set_foreground_window (HWND hwnd
)
3498 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3503 my_destroy_window (struct frame
* f
, HWND hwnd
)
3505 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3509 /* Create a scroll bar and return the scroll bar vector for it. W is
3510 the Emacs window on which to create the scroll bar. TOP, LEFT,
3511 WIDTH and HEIGHT are.the pixel coordinates and dimensions of the
3514 static struct scroll_bar
*
3515 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3517 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3520 struct scroll_bar
*bar
3521 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3525 XSETWINDOW (bar
->window
, w
);
3526 XSETINT (bar
->top
, top
);
3527 XSETINT (bar
->left
, left
);
3528 XSETINT (bar
->width
, width
);
3529 XSETINT (bar
->height
, height
);
3530 XSETINT (bar
->start
, 0);
3531 XSETINT (bar
->end
, 0);
3532 bar
->dragging
= Qnil
;
3533 bar
->fringe_extended_p
= Qnil
;
3535 /* Requires geometry to be set before call to create the real window */
3537 hwnd
= my_create_scrollbar (f
, bar
);
3539 si
.cbSize
= sizeof (si
);
3542 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3543 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3547 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3549 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3551 /* Add bar to its frame's list of scroll bars. */
3552 bar
->next
= FRAME_SCROLL_BARS (f
);
3554 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
3555 if (! NILP (bar
->next
))
3556 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3564 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3568 x_scroll_bar_remove (struct scroll_bar
*bar
)
3570 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3574 /* Destroy the window. */
3575 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3577 /* Disassociate this scroll bar from its window. */
3578 XWINDOW (bar
->window
)->vertical_scroll_bar
= Qnil
;
3583 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3584 that we are displaying PORTION characters out of a total of WHOLE
3585 characters, starting at POSITION. If WINDOW has no scroll bar,
3588 w32_set_vertical_scroll_bar (struct window
*w
,
3589 int portion
, int whole
, int position
)
3591 struct frame
*f
= XFRAME (w
->frame
);
3592 struct scroll_bar
*bar
;
3593 int top
, height
, left
, sb_left
, width
, sb_width
;
3594 int window_y
, window_height
;
3595 int fringe_extended_p
;
3597 /* Get window dimensions. */
3598 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3600 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3601 height
= window_height
;
3603 /* Compute the left edge of the scroll bar area. */
3604 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3606 /* Compute the width of the scroll bar which might be less than
3607 the width of the area reserved for the scroll bar. */
3608 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3609 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3613 /* Compute the left edge of the scroll bar. */
3614 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3615 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3617 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3619 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3620 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3621 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3622 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3623 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3625 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3626 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3627 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3628 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3630 /* Does the scroll bar exist yet? */
3631 if (NILP (w
->vertical_scroll_bar
))
3635 if (width
> 0 && height
> 0)
3637 hdc
= get_frame_dc (f
);
3638 if (fringe_extended_p
)
3639 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3641 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3642 release_frame_dc (f
, hdc
);
3646 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3650 /* It may just need to be moved and resized. */
3653 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3654 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3656 /* If already correctly positioned, do nothing. */
3657 if ( XINT (bar
->left
) == sb_left
3658 && XINT (bar
->top
) == top
3659 && XINT (bar
->width
) == sb_width
3660 && XINT (bar
->height
) == height
3661 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3663 /* Redraw after clear_frame. */
3664 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3665 InvalidateRect (hwnd
, NULL
, FALSE
);
3673 if (width
&& height
)
3675 hdc
= get_frame_dc (f
);
3676 /* Since Windows scroll bars are smaller than the space reserved
3677 for them on the frame, we have to clear "under" them. */
3678 if (fringe_extended_p
)
3679 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3681 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3682 release_frame_dc (f
, hdc
);
3684 /* Make sure scroll bar is "visible" before moving, to ensure the
3685 area of the parent window now exposed will be refreshed. */
3686 my_show_window (f
, hwnd
, SW_HIDE
);
3687 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3688 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3689 max (height
, 1), TRUE
);
3691 si
.cbSize
= sizeof (si
);
3692 si
.fMask
= SIF_RANGE
;
3694 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3695 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3697 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3699 my_show_window (f
, hwnd
, SW_NORMAL
);
3700 /* InvalidateRect (w, NULL, FALSE); */
3702 /* Remember new settings. */
3703 XSETINT (bar
->left
, sb_left
);
3704 XSETINT (bar
->top
, top
);
3705 XSETINT (bar
->width
, sb_width
);
3706 XSETINT (bar
->height
, height
);
3711 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3713 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3715 XSETVECTOR (w
->vertical_scroll_bar
, bar
);
3719 /* The following three hooks are used when we're doing a thorough
3720 redisplay of the frame. We don't explicitly know which scroll bars
3721 are going to be deleted, because keeping track of when windows go
3722 away is a real pain - "Can you say set-window-configuration, boys
3723 and girls?" Instead, we just assert at the beginning of redisplay
3724 that *all* scroll bars are to be removed, and then save a scroll bar
3725 from the fiery pit when we actually redisplay its window. */
3727 /* Arrange for all scroll bars on FRAME to be removed at the next call
3728 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3729 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3732 w32_condemn_scroll_bars (FRAME_PTR frame
)
3734 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3735 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3738 bar
= FRAME_SCROLL_BARS (frame
);
3739 FRAME_SCROLL_BARS (frame
) = XSCROLL_BAR (bar
)->next
;
3740 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3741 XSCROLL_BAR (bar
)->prev
= Qnil
;
3742 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3743 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3744 FRAME_CONDEMNED_SCROLL_BARS (frame
) = bar
;
3749 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3750 Note that WINDOW isn't necessarily condemned at all. */
3753 w32_redeem_scroll_bar (struct window
*window
)
3755 struct scroll_bar
*bar
;
3758 /* We can't redeem this window's scroll bar if it doesn't have one. */
3759 if (NILP (window
->vertical_scroll_bar
))
3762 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3764 /* Unlink it from the condemned list. */
3765 f
= XFRAME (WINDOW_FRAME (window
));
3766 if (NILP (bar
->prev
))
3768 /* If the prev pointer is nil, it must be the first in one of
3770 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3771 /* It's not condemned. Everything's fine. */
3773 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3774 window
->vertical_scroll_bar
))
3775 FRAME_CONDEMNED_SCROLL_BARS (f
) = bar
->next
;
3777 /* If its prev pointer is nil, it must be at the front of
3778 one or the other! */
3782 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3784 if (! NILP (bar
->next
))
3785 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
3787 bar
->next
= FRAME_SCROLL_BARS (f
);
3789 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
3790 if (! NILP (bar
->next
))
3791 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3794 /* Remove all scroll bars on FRAME that haven't been saved since the
3795 last call to `*condemn_scroll_bars_hook'. */
3798 w32_judge_scroll_bars (FRAME_PTR f
)
3800 Lisp_Object bar
, next
;
3802 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
3804 /* Clear out the condemned list now so we won't try to process any
3805 more events on the hapless scroll bars. */
3806 FRAME_CONDEMNED_SCROLL_BARS (f
) = Qnil
;
3808 for (; ! NILP (bar
); bar
= next
)
3810 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
3812 x_scroll_bar_remove (b
);
3815 b
->next
= b
->prev
= Qnil
;
3818 /* Now there should be no references to the condemned scroll bars,
3819 and they should get garbage-collected. */
3822 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
3823 is set to something other than NO_EVENT, it is enqueued.
3825 This may be called from a signal handler, so we have to ignore GC
3829 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
3830 struct input_event
*emacs_event
)
3832 if (! WINDOWP (bar
->window
))
3835 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
3836 emacs_event
->code
= 0;
3837 /* not really meaningful to distinguish up/down */
3838 emacs_event
->modifiers
= msg
->dwModifiers
;
3839 emacs_event
->frame_or_window
= bar
->window
;
3840 emacs_event
->arg
= Qnil
;
3841 emacs_event
->timestamp
= msg
->msg
.time
;
3844 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3846 int dragging
= !NILP (bar
->dragging
);
3849 si
.cbSize
= sizeof (si
);
3852 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
3855 bar
->dragging
= Qnil
;
3858 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
3860 switch (LOWORD (msg
->msg
.wParam
))
3863 emacs_event
->part
= scroll_bar_down_arrow
;
3866 emacs_event
->part
= scroll_bar_up_arrow
;
3869 emacs_event
->part
= scroll_bar_above_handle
;
3872 emacs_event
->part
= scroll_bar_below_handle
;
3875 emacs_event
->part
= scroll_bar_handle
;
3879 emacs_event
->part
= scroll_bar_handle
;
3883 case SB_THUMBPOSITION
:
3884 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3885 y
= HIWORD (msg
->msg
.wParam
);
3887 emacs_event
->part
= scroll_bar_handle
;
3889 /* "Silently" update current position. */
3893 si
.cbSize
= sizeof (si
);
3896 /* Remember apparent position (we actually lag behind the real
3897 position, so don't set that directly. */
3898 last_scroll_bar_drag_pos
= y
;
3900 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
3904 /* If this is the end of a drag sequence, then reset the scroll
3905 handle size to normal and do a final redraw. Otherwise do
3910 int start
= XINT (bar
->start
);
3911 int end
= XINT (bar
->end
);
3913 si
.cbSize
= sizeof (si
);
3914 si
.fMask
= SIF_PAGE
| SIF_POS
;
3915 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3916 si
.nPos
= last_scroll_bar_drag_pos
;
3917 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
3921 emacs_event
->kind
= NO_EVENT
;
3925 XSETINT (emacs_event
->x
, y
);
3926 XSETINT (emacs_event
->y
, top_range
);
3932 /* Return information to the user about the current position of the mouse
3933 on the scroll bar. */
3936 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
3937 enum scroll_bar_part
*part
,
3938 Lisp_Object
*x
, Lisp_Object
*y
,
3939 unsigned long *time
)
3941 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
3942 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3943 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3945 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3951 *bar_window
= bar
->window
;
3953 si
.cbSize
= sizeof (si
);
3954 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
3956 GetScrollInfo (w
, SB_CTL
, &si
);
3958 top_range
= si
.nMax
- si
.nPage
+ 1;
3960 switch (LOWORD (last_mouse_scroll_bar_pos
))
3962 case SB_THUMBPOSITION
:
3964 *part
= scroll_bar_handle
;
3965 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3966 pos
= HIWORD (last_mouse_scroll_bar_pos
);
3969 *part
= scroll_bar_handle
;
3973 *part
= scroll_bar_handle
;
3978 XSETINT (*y
, top_range
);
3981 last_mouse_scroll_bar
= Qnil
;
3983 *time
= last_mouse_movement_time
;
3989 /* The screen has been cleared so we may have changed foreground or
3990 background colors, and the scroll bars may need to be redrawn.
3991 Clear out the scroll bars, and ask for expose events, so we can
3995 x_scroll_bar_clear (FRAME_PTR f
)
3999 /* We can have scroll bars even if this is 0,
4000 if we just turned off scroll bar mode.
4001 But in that case we should not clear them. */
4002 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4003 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4004 bar
= XSCROLL_BAR (bar
)->next
)
4006 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4007 HDC hdc
= GetDC (window
);
4010 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4011 arranges to refresh the scroll bar if hidden. */
4012 my_show_window (f
, window
, SW_HIDE
);
4014 GetClientRect (window
, &rect
);
4015 select_palette (f
, hdc
);
4016 w32_clear_rect (f
, hdc
, &rect
);
4017 deselect_palette (f
, hdc
);
4019 ReleaseDC (window
, hdc
);
4024 /* The main W32 event-reading loop - w32_read_socket. */
4026 /* Record the last 100 characters stored
4027 to help debug the loss-of-chars-during-GC problem. */
4029 static int temp_index
;
4030 static short temp_buffer
[100];
4032 /* Temporarily store lead byte of DBCS input sequences. */
4033 static char dbcs_lead
= 0;
4035 /* Read events coming from the W32 shell.
4036 This routine is called by the SIGIO handler.
4037 We return as soon as there are no more events to be read.
4039 We return the number of characters stored into the buffer,
4040 thus pretending to be `read'.
4042 EXPECTED is nonzero if the caller knows input is available.
4044 Some of these messages are reposted back to the message queue since the
4045 system calls the windows proc directly in a context where we cannot return
4046 the data nor can we guarantee the state we are in. So if we dispatch them
4047 we will get into an infinite loop. To prevent this from ever happening we
4048 will set a variable to indicate we are in the read_socket call and indicate
4049 which message we are processing since the windows proc gets called
4050 recursively with different messages by the system.
4054 w32_read_socket (struct terminal
*terminal
, int expected
,
4055 struct input_event
*hold_quit
)
4058 int check_visibility
= 0;
4061 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4062 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4064 if (interrupt_input_blocked
)
4066 interrupt_input_pending
= 1;
4070 interrupt_input_pending
= 0;
4073 /* So people can tell when we have read the available input. */
4074 input_signal_count
++;
4076 /* TODO: ghostscript integration. */
4077 while (get_next_msg (&msg
, FALSE
))
4079 struct input_event inev
;
4083 inev
.kind
= NO_EVENT
;
4086 switch (msg
.msg
.message
)
4088 case WM_EMACS_PAINT
:
4089 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4093 if (msg
.rect
.right
== msg
.rect
.left
||
4094 msg
.rect
.bottom
== msg
.rect
.top
)
4096 /* We may get paint messages even though the client
4097 area is clipped - these are not expose events. */
4098 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4101 else if (f
->async_visible
!= 1)
4103 /* Definitely not obscured, so mark as visible. */
4104 f
->async_visible
= 1;
4105 f
->async_iconified
= 0;
4106 SET_FRAME_GARBAGED (f
);
4107 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4110 /* WM_PAINT serves as MapNotify as well, so report
4111 visibility changes properly. */
4114 inev
.kind
= DEICONIFY_EVENT
;
4115 XSETFRAME (inev
.frame_or_window
, f
);
4117 else if (! NILP (Vframe_list
)
4118 && ! NILP (XCDR (Vframe_list
)))
4119 /* Force a redisplay sooner or later to update the
4120 frame titles in case this is the second frame. */
4121 record_asynch_buffer_change ();
4125 HDC hdc
= get_frame_dc (f
);
4127 /* Erase background again for safety. */
4128 w32_clear_rect (f
, hdc
, &msg
.rect
);
4129 release_frame_dc (f
, hdc
);
4133 msg
.rect
.right
- msg
.rect
.left
,
4134 msg
.rect
.bottom
- msg
.rect
.top
);
4139 case WM_INPUTLANGCHANGE
:
4140 /* Generate a language change event. */
4141 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4143 /* lParam contains the input lang ID. Use it to update our
4144 record of the keyboard codepage. */
4145 keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4150 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4151 XSETFRAME (inev
.frame_or_window
, f
);
4152 inev
.code
= msg
.msg
.wParam
;
4153 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4159 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4161 if (f
&& !f
->iconified
)
4163 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4164 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4166 clear_mouse_face (hlinfo
);
4167 hlinfo
->mouse_face_hidden
= 1;
4170 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4172 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4173 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4174 inev
.code
= msg
.msg
.wParam
;
4175 inev
.modifiers
= msg
.dwModifiers
;
4176 XSETFRAME (inev
.frame_or_window
, f
);
4177 inev
.timestamp
= msg
.msg
.time
;
4184 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4186 if (f
&& !f
->iconified
)
4188 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4189 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4191 clear_mouse_face (hlinfo
);
4192 hlinfo
->mouse_face_hidden
= 1;
4195 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4197 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4199 inev
.modifiers
= msg
.dwModifiers
;
4200 XSETFRAME (inev
.frame_or_window
, f
);
4201 inev
.timestamp
= msg
.msg
.time
;
4203 if (msg
.msg
.message
== WM_UNICHAR
)
4205 inev
.code
= msg
.msg
.wParam
;
4207 else if (msg
.msg
.wParam
< 256)
4212 dbcs
[1] = (char) msg
.msg
.wParam
;
4216 dbcs
[0] = dbcs_lead
;
4218 if (!MultiByteToWideChar (keyboard_codepage
, 0,
4222 DebPrint (("Invalid DBCS sequence: %d %d\n",
4224 inev
.kind
= NO_EVENT
;
4228 else if (IsDBCSLeadByteEx (keyboard_codepage
,
4229 (BYTE
) msg
.msg
.wParam
))
4231 dbcs_lead
= (char) msg
.msg
.wParam
;
4232 inev
.kind
= NO_EVENT
;
4237 if (!MultiByteToWideChar (keyboard_codepage
, 0,
4238 &dbcs
[1], 1, &code
, 1))
4240 /* What to do with garbage? */
4241 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4242 inev
.kind
= NO_EVENT
;
4250 /* Windows shouldn't generate WM_CHAR events above 0xFF
4251 in non-Unicode message handlers. */
4252 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4253 inev
.kind
= NO_EVENT
;
4256 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4257 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4262 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4264 if (f
&& !f
->iconified
)
4266 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4267 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4269 clear_mouse_face (hlinfo
);
4270 hlinfo
->mouse_face_hidden
= 1;
4273 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4275 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4276 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4277 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4278 inev
.modifiers
= msg
.dwModifiers
;
4279 XSETFRAME (inev
.frame_or_window
, f
);
4280 inev
.timestamp
= msg
.msg
.time
;
4285 /* Ignore non-movement. */
4287 int x
= LOWORD (msg
.msg
.lParam
);
4288 int y
= HIWORD (msg
.msg
.lParam
);
4289 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4291 last_mousemove_x
= x
;
4292 last_mousemove_y
= y
;
4295 previous_help_echo_string
= help_echo_string
;
4296 help_echo_string
= Qnil
;
4298 if (dpyinfo
->grabbed
&& last_mouse_frame
4299 && FRAME_LIVE_P (last_mouse_frame
))
4300 f
= last_mouse_frame
;
4302 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4304 if (hlinfo
->mouse_face_hidden
)
4306 hlinfo
->mouse_face_hidden
= 0;
4307 clear_mouse_face (hlinfo
);
4312 /* Generate SELECT_WINDOW_EVENTs when needed. */
4313 if (!NILP (Vmouse_autoselect_window
))
4316 int x
= LOWORD (msg
.msg
.lParam
);
4317 int y
= HIWORD (msg
.msg
.lParam
);
4319 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4321 /* Window will be selected only when it is not
4322 selected now and last mouse movement event was
4323 not in it. Minibuffer window will be selected
4324 only when it is active. */
4325 if (WINDOWP (window
)
4326 && !EQ (window
, last_window
)
4327 && !EQ (window
, selected_window
)
4328 /* For click-to-focus window managers
4329 create event iff we don't leave the
4331 && (focus_follows_mouse
4332 || (EQ (XWINDOW (window
)->frame
,
4333 XWINDOW (selected_window
)->frame
))))
4335 inev
.kind
= SELECT_WINDOW_EVENT
;
4336 inev
.frame_or_window
= window
;
4339 last_window
= window
;
4341 if (!note_mouse_movement (f
, &msg
.msg
))
4342 help_echo_string
= previous_help_echo_string
;
4346 /* If we move outside the frame, then we're
4347 certainly no longer on any text in the frame. */
4348 clear_mouse_face (hlinfo
);
4351 /* If the contents of the global variable help_echo_string
4352 has changed, generate a HELP_EVENT. */
4353 #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE.
4354 But it was originally changed to this to fix a bug, so I have
4355 not removed it completely in case the bug is still there. */
4356 if (help_echo_string
!= previous_help_echo_string
||
4357 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4358 #else /* This is what xterm.c does. */
4359 if (!NILP (help_echo_string
)
4360 || !NILP (previous_help_echo_string
))
4365 case WM_LBUTTONDOWN
:
4367 case WM_MBUTTONDOWN
:
4369 case WM_RBUTTONDOWN
:
4371 case WM_XBUTTONDOWN
:
4374 /* If we decide we want to generate an event to be seen
4375 by the rest of Emacs, we put it here. */
4380 if (dpyinfo
->grabbed
&& last_mouse_frame
4381 && FRAME_LIVE_P (last_mouse_frame
))
4382 f
= last_mouse_frame
;
4384 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4388 construct_mouse_click (&inev
, &msg
, f
);
4390 /* Is this in the tool-bar? */
4391 if (WINDOWP (f
->tool_bar_window
)
4392 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4395 int x
= XFASTINT (inev
.x
);
4396 int y
= XFASTINT (inev
.y
);
4398 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4400 if (EQ (window
, f
->tool_bar_window
))
4402 w32_handle_tool_bar_click (f
, &inev
);
4408 || (dpyinfo
->w32_focus_frame
4409 && f
!= dpyinfo
->w32_focus_frame
))
4410 inev
.kind
= NO_EVENT
;
4413 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4418 dpyinfo
->grabbed
&= ~ (1 << button
);
4422 dpyinfo
->grabbed
|= (1 << button
);
4423 last_mouse_frame
= f
;
4424 /* Ignore any mouse motion that happened
4425 before this event; any subsequent mouse-movement
4426 Emacs events should reflect only motion after
4432 last_tool_bar_item
= -1;
4438 case WM_MOUSEHWHEEL
:
4440 if (dpyinfo
->grabbed
&& last_mouse_frame
4441 && FRAME_LIVE_P (last_mouse_frame
))
4442 f
= last_mouse_frame
;
4444 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4449 if (!dpyinfo
->w32_focus_frame
4450 || f
== dpyinfo
->w32_focus_frame
)
4452 /* Emit an Emacs wheel-up/down event. */
4453 construct_mouse_wheel (&inev
, &msg
, f
);
4455 /* Ignore any mouse motion that happened before this
4456 event; any subsequent mouse-movement Emacs events
4457 should reflect only motion after the
4461 last_mouse_frame
= f
;
4462 last_tool_bar_item
= -1;
4467 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4470 construct_drag_n_drop (&inev
, &msg
, f
);
4475 struct scroll_bar
*bar
=
4476 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4479 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4483 case WM_WINDOWPOSCHANGED
:
4484 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4487 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4488 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4490 check_visibility
= 1;
4494 case WM_ACTIVATEAPP
:
4495 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4497 x_check_fullscreen (f
);
4498 check_visibility
= 1;
4502 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4504 if (f
&& !f
->async_iconified
)
4508 x_real_positions (f
, &x
, &y
);
4513 check_visibility
= 1;
4517 /* wParam non-zero means Window is about to be shown, 0 means
4518 about to be hidden. */
4519 /* Redo the mouse-highlight after the tooltip has gone. */
4520 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4523 redo_mouse_highlight ();
4526 /* If window has been obscured or exposed by another window
4527 being maximised or minimised/restored, then recheck
4528 visibility of all frames. Direct changes to our own
4529 windows get handled by WM_SIZE. */
4531 if (msg
.msg
.lParam
!= 0)
4532 check_visibility
= 1;
4535 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4536 f
->async_visible
= msg
.msg
.wParam
;
4540 check_visibility
= 1;
4544 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4546 /* Inform lisp of whether frame has been iconified etc. */
4549 switch (msg
.msg
.wParam
)
4551 case SIZE_MINIMIZED
:
4552 f
->async_visible
= 0;
4553 f
->async_iconified
= 1;
4555 inev
.kind
= ICONIFY_EVENT
;
4556 XSETFRAME (inev
.frame_or_window
, f
);
4559 case SIZE_MAXIMIZED
:
4561 f
->async_visible
= 1;
4562 f
->async_iconified
= 0;
4564 /* wait_reading_process_output will notice this and update
4565 the frame's display structures. */
4566 SET_FRAME_GARBAGED (f
);
4572 /* Reset top and left positions of the Window
4573 here since Windows sends a WM_MOVE message
4574 BEFORE telling us the Window is minimized
4575 when the Window is iconified, with 3000,3000
4577 x_real_positions (f
, &x
, &y
);
4581 inev
.kind
= DEICONIFY_EVENT
;
4582 XSETFRAME (inev
.frame_or_window
, f
);
4584 else if (! NILP (Vframe_list
)
4585 && ! NILP (XCDR (Vframe_list
)))
4586 /* Force a redisplay sooner or later
4587 to update the frame titles
4588 in case this is the second frame. */
4589 record_asynch_buffer_change ();
4594 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4602 GetClientRect (msg
.msg
.hwnd
, &rect
);
4604 height
= rect
.bottom
- rect
.top
;
4605 width
= rect
.right
- rect
.left
;
4607 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4608 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4610 /* TODO: Clip size to the screen dimensions. */
4612 /* Even if the number of character rows and columns has
4613 not changed, the font size may have changed, so we need
4614 to check the pixel dimensions as well. */
4616 if (columns
!= FRAME_COLS (f
)
4617 || rows
!= FRAME_LINES (f
)
4618 || width
!= FRAME_PIXEL_WIDTH (f
)
4619 || height
!= FRAME_PIXEL_HEIGHT (f
))
4621 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4622 SET_FRAME_GARBAGED (f
);
4623 cancel_mouse_face (f
);
4624 FRAME_PIXEL_WIDTH (f
) = width
;
4625 FRAME_PIXEL_HEIGHT (f
) = height
;
4626 f
->win_gravity
= NorthWestGravity
;
4630 check_visibility
= 1;
4634 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4637 if (f
== hlinfo
->mouse_face_mouse_frame
)
4639 /* If we move outside the frame, then we're
4640 certainly no longer on any text in the frame. */
4641 clear_mouse_face (hlinfo
);
4642 hlinfo
->mouse_face_mouse_frame
= 0;
4645 /* Generate a nil HELP_EVENT to cancel a help-echo.
4646 Do it only if there's something to cancel.
4647 Otherwise, the startup message is cleared when
4648 the mouse leaves the frame. */
4649 if (any_help_event_p
)
4655 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4657 dpyinfo
->grabbed
= 0;
4658 check_visibility
= 1;
4662 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4666 if (f
== dpyinfo
->w32_focus_event_frame
)
4667 dpyinfo
->w32_focus_event_frame
= 0;
4669 if (f
== dpyinfo
->w32_focus_frame
)
4670 x_new_focus_frame (dpyinfo
, 0);
4672 if (f
== hlinfo
->mouse_face_mouse_frame
)
4674 /* If we move outside the frame, then we're
4675 certainly no longer on any text in the frame. */
4676 clear_mouse_face (hlinfo
);
4677 hlinfo
->mouse_face_mouse_frame
= 0;
4680 /* Generate a nil HELP_EVENT to cancel a help-echo.
4681 Do it only if there's something to cancel.
4682 Otherwise, the startup message is cleared when
4683 the mouse leaves the frame. */
4684 if (any_help_event_p
)
4688 dpyinfo
->grabbed
= 0;
4689 check_visibility
= 1;
4693 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4697 inev
.kind
= DELETE_WINDOW_EVENT
;
4698 XSETFRAME (inev
.frame_or_window
, f
);
4703 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4707 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4708 XSETFRAME (inev
.frame_or_window
, f
);
4713 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4717 extern void menubar_selection_callback
4718 (FRAME_PTR f
, void * client_data
);
4719 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4722 check_visibility
= 1;
4725 case WM_DISPLAYCHANGE
:
4726 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4730 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4731 DebPrint (("display change: %d %d\n",
4732 (short) LOWORD (msg
.msg
.lParam
),
4733 (short) HIWORD (msg
.msg
.lParam
)));
4736 check_visibility
= 1;
4740 /* Check for messages registered at runtime. */
4741 if (msg
.msg
.message
== msh_mousewheel
)
4743 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4744 msg
.msg
.message
= WM_MOUSEWHEEL
;
4750 if (inev
.kind
!= NO_EVENT
)
4752 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4757 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4762 XSETFRAME (frame
, f
);
4768 if (NILP (help_echo_string
))
4770 help_echo_object
= help_echo_window
= Qnil
;
4774 any_help_event_p
= 1;
4775 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4776 help_echo_object
, help_echo_pos
);
4780 help_echo_string
= Qnil
;
4781 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4787 /* If the focus was just given to an autoraising frame,
4789 /* ??? This ought to be able to handle more than one such frame. */
4790 if (pending_autoraise_frame
)
4792 x_raise_frame (pending_autoraise_frame
);
4793 pending_autoraise_frame
= 0;
4796 /* Check which frames are still visisble, if we have enqueued any user
4797 events or been notified of events that may affect visibility. We
4798 do this here because there doesn't seem to be any direct
4799 notification from Windows that the visibility of a window has
4800 changed (at least, not in all cases). */
4801 if (count
> 0 || check_visibility
)
4803 Lisp_Object tail
, frame
;
4805 FOR_EACH_FRAME (tail
, frame
)
4807 FRAME_PTR f
= XFRAME (frame
);
4808 /* The tooltip has been drawn already. Avoid the
4809 SET_FRAME_GARBAGED below. */
4810 if (EQ (frame
, tip_frame
))
4813 /* Check "visible" frames and mark each as obscured or not.
4814 Note that async_visible is nonzero for unobscured and
4815 obscured frames, but zero for hidden and iconified frames. */
4816 if (FRAME_W32_P (f
) && f
->async_visible
)
4822 /* Query clipping rectangle for the entire window area
4823 (GetWindowDC), not just the client portion (GetDC).
4824 Otherwise, the scrollbars and menubar aren't counted as
4825 part of the visible area of the frame, and we may think
4826 the frame is obscured when really a scrollbar is still
4827 visible and gets WM_PAINT messages above. */
4828 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
4829 GetClipBox (hdc
, &clipbox
);
4830 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
4833 if (clipbox
.right
== clipbox
.left
4834 || clipbox
.bottom
== clipbox
.top
)
4836 /* Frame has become completely obscured so mark as
4837 such (we do this by setting async_visible to 2 so
4838 that FRAME_VISIBLE_P is still true, but redisplay
4840 f
->async_visible
= 2;
4842 if (!FRAME_OBSCURED_P (f
))
4844 DebPrint (("frame %p (%s) obscured\n", f
,
4850 /* Frame is not obscured, so mark it as such. */
4851 f
->async_visible
= 1;
4853 if (FRAME_OBSCURED_P (f
))
4855 SET_FRAME_GARBAGED (f
);
4856 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
4859 /* Force a redisplay sooner or later. */
4860 record_asynch_buffer_change ();
4873 /***********************************************************************
4875 ***********************************************************************/
4877 /* Set clipping for output in glyph row ROW. W is the window in which
4878 we operate. GC is the graphics context to set clipping in.
4880 ROW may be a text row or, e.g., a mode line. Text rows must be
4881 clipped to the interior of the window dedicated to text display,
4882 mode lines must be clipped to the whole window. */
4885 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
4887 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
4889 int window_x
, window_y
, window_width
;
4891 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
4893 clip_rect
.left
= window_x
;
4894 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
4895 clip_rect
.top
= max (clip_rect
.top
, window_y
);
4896 clip_rect
.right
= clip_rect
.left
+ window_width
;
4897 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
4899 w32_set_clip_rectangle (hdc
, &clip_rect
);
4903 /* Draw a hollow box cursor on window W in glyph row ROW. */
4906 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
4908 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
4912 struct glyph
*cursor_glyph
;
4913 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
4915 /* Get the glyph the cursor is on. If we can't tell because
4916 the current matrix is invalid or such, give up. */
4917 cursor_glyph
= get_phys_cursor_glyph (w
);
4918 if (cursor_glyph
== NULL
)
4921 /* Compute frame-relative coordinates for phys cursor. */
4922 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
4925 rect
.bottom
= rect
.top
+ h
;
4926 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
4928 hdc
= get_frame_dc (f
);
4929 /* Set clipping, draw the rectangle, and reset clipping again. */
4930 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
4931 FrameRect (hdc
, &rect
, hb
);
4933 w32_set_clip_rectangle (hdc
, NULL
);
4934 release_frame_dc (f
, hdc
);
4938 /* Draw a bar cursor on window W in glyph row ROW.
4940 Implementation note: One would like to draw a bar cursor with an
4941 angle equal to the one given by the font property XA_ITALIC_ANGLE.
4942 Unfortunately, I didn't find a font yet that has this property set.
4946 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
4947 int width
, enum text_cursor_kinds kind
)
4949 struct frame
*f
= XFRAME (w
->frame
);
4950 struct glyph
*cursor_glyph
;
4952 /* If cursor is out of bounds, don't draw garbage. This can happen
4953 in mini-buffer windows when switching between echo area glyphs
4955 cursor_glyph
= get_phys_cursor_glyph (w
);
4956 if (cursor_glyph
== NULL
)
4959 /* If on an image, draw like a normal cursor. That's usually better
4960 visible than drawing a bar, esp. if the image is large so that
4961 the bar might not be in the window. */
4962 if (cursor_glyph
->type
== IMAGE_GLYPH
)
4964 struct glyph_row
*row
;
4965 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
4966 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
4970 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
4971 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
4975 /* If the glyph's background equals the color we normally draw
4976 the bar cursor in, the bar cursor in its normal color is
4977 invisible. Use the glyph's foreground color instead in this
4978 case, on the assumption that the glyph's colors are chosen so
4979 that the glyph is legible. */
4980 if (face
->background
== cursor_color
)
4981 cursor_color
= face
->foreground
;
4983 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
4985 hdc
= get_frame_dc (f
);
4986 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
4988 if (kind
== BAR_CURSOR
)
4991 width
= FRAME_CURSOR_WIDTH (f
);
4992 width
= min (cursor_glyph
->pixel_width
, width
);
4994 w
->phys_cursor_width
= width
;
4996 /* If the character under cursor is R2L, draw the bar cursor
4997 on the right of its glyph, rather than on the left. */
4998 if ((cursor_glyph
->resolved_level
& 1) != 0)
4999 x
+= cursor_glyph
->pixel_width
- width
;
5001 w32_fill_area (f
, hdc
, cursor_color
, x
,
5002 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5003 width
, row
->height
);
5007 int dummy_x
, dummy_y
, dummy_h
;
5010 width
= row
->height
;
5012 width
= min (row
->height
, width
);
5014 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5015 &dummy_y
, &dummy_h
);
5016 w32_fill_area (f
, hdc
, cursor_color
, x
,
5017 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5018 row
->height
- width
),
5019 w
->phys_cursor_width
, width
);
5022 w32_set_clip_rectangle (hdc
, NULL
);
5023 release_frame_dc (f
, hdc
);
5028 /* RIF: Define cursor CURSOR on frame F. */
5031 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5033 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5037 /* RIF: Clear area on frame F. */
5040 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5044 hdc
= get_frame_dc (f
);
5045 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5046 release_frame_dc (f
, hdc
);
5049 /* RIF: Draw or clear cursor on window W. */
5052 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5053 int x
, int y
, int cursor_type
, int cursor_width
,
5054 int on_p
, int active_p
)
5058 /* If the user wants to use the system caret, make sure our own
5059 cursor remains invisible. */
5060 if (w32_use_visible_system_caret
)
5062 /* Call to erase_phys_cursor here seems to use the
5063 wrong values of w->phys_cursor, as they have been
5064 overwritten before this function was called. */
5065 if (w
->phys_cursor_type
!= NO_CURSOR
)
5066 erase_phys_cursor (w
);
5068 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5069 w
->phys_cursor_width
= -1;
5073 w
->phys_cursor_type
= cursor_type
;
5076 w
->phys_cursor_on_p
= 1;
5078 /* If this is the active cursor, we need to track it with the
5079 system caret, so third party software like screen magnifiers
5080 and speech synthesizers can follow the cursor. */
5083 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5084 HWND hwnd
= FRAME_W32_WINDOW (f
);
5087 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5089 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5090 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5092 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5094 /* If the size of the active cursor changed, destroy the old
5096 if (w32_system_caret_hwnd
5097 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5098 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5100 w32_system_caret_height
= w
->phys_cursor_height
;
5102 /* Move the system caret. */
5103 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5106 if (glyph_row
->exact_window_width_line_p
5107 && (glyph_row
->reversed_p
5108 ? (w
->phys_cursor
.hpos
< 0)
5109 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5111 glyph_row
->cursor_in_fringe_p
= 1;
5112 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5116 switch (cursor_type
)
5118 case HOLLOW_BOX_CURSOR
:
5119 x_draw_hollow_cursor (w
, glyph_row
);
5122 case FILLED_BOX_CURSOR
:
5123 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5127 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5131 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5135 w
->phys_cursor_width
= 0;
5149 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5152 HANDLE small_icon
= NULL
;
5154 if (FRAME_W32_WINDOW (f
) == 0)
5158 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5159 else if (STRINGP (icon
))
5161 /* Load the main icon from the named file. */
5162 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5163 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5164 /* Try to load a small icon to go with it. */
5165 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5166 GetSystemMetrics (SM_CXSMICON
),
5167 GetSystemMetrics (SM_CYSMICON
),
5170 else if (SYMBOLP (icon
))
5174 if (EQ (icon
, intern ("application")))
5175 name
= (LPCTSTR
) IDI_APPLICATION
;
5176 else if (EQ (icon
, intern ("hand")))
5177 name
= (LPCTSTR
) IDI_HAND
;
5178 else if (EQ (icon
, intern ("question")))
5179 name
= (LPCTSTR
) IDI_QUESTION
;
5180 else if (EQ (icon
, intern ("exclamation")))
5181 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5182 else if (EQ (icon
, intern ("asterisk")))
5183 name
= (LPCTSTR
) IDI_ASTERISK
;
5184 else if (EQ (icon
, intern ("winlogo")))
5185 name
= (LPCTSTR
) IDI_WINLOGO
;
5189 main_icon
= LoadIcon (NULL
, name
);
5194 if (main_icon
== NULL
)
5197 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5198 (LPARAM
) main_icon
);
5200 /* If there is a small icon that goes with it, set that too. */
5202 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5203 (LPARAM
) small_icon
);
5209 /************************************************************************
5211 ************************************************************************/
5213 /* Display Error Handling functions not used on W32. Listing them here
5214 helps diff stay in step when comparing w32term.c with xterm.c.
5216 x_error_catcher (display, error)
5217 x_catch_errors (dpy)
5218 x_catch_errors_unwind (old_val)
5219 x_check_errors (dpy, format)
5220 x_fully_uncatch_errors ()
5221 x_catching_errors ()
5222 x_had_errors_p (dpy)
5223 x_clear_errors (dpy)
5224 x_uncatch_errors (dpy, count)
5226 x_connection_signal (signalnum)
5227 x_connection_closed (dpy, error_message)
5228 x_error_quitter (display, error)
5229 x_error_handler (display, error)
5230 x_io_error_quitter (display)
5235 /* Changing the font of the frame. */
5238 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5240 struct font
*font
= XFONT_OBJECT (font_object
);
5243 fontset
= fontset_from_font (font_object
);
5244 FRAME_FONTSET (f
) = fontset
;
5245 if (FRAME_FONT (f
) == font
)
5246 /* This font is already set in frame F. There's nothing more to
5250 FRAME_FONT (f
) = font
;
5251 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5252 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5253 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5254 FRAME_LINE_HEIGHT (f
) = font
->height
;
5256 compute_fringe_widths (f
, 1);
5258 /* Compute the scroll bar width in character columns. */
5259 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5261 int wid
= FRAME_COLUMN_WIDTH (f
);
5262 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5263 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5267 int wid
= FRAME_COLUMN_WIDTH (f
);
5268 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5271 /* Now make the frame display the given font. */
5272 if (FRAME_X_WINDOW (f
) != 0)
5274 /* Don't change the size of a tip frame; there's no point in
5275 doing it because it's done in Fx_show_tip, and it leads to
5276 problems because the tip frame has no widget. */
5277 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5278 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5281 /* X version sets font of input methods here also. */
5287 /***********************************************************************
5288 TODO: W32 Input Methods
5289 ***********************************************************************/
5290 /* Listing missing functions from xterm.c helps diff stay in step.
5292 xim_destroy_callback (xim, client_data, call_data)
5293 xim_open_dpy (dpyinfo, resource_name)
5295 xim_instantiate_callback (display, client_data, call_data)
5296 xim_initialize (dpyinfo, resource_name)
5297 xim_close_dpy (dpyinfo)
5302 /* Calculate the absolute position in frame F
5303 from its current recorded position values and gravity. */
5306 x_calc_absolute_position (struct frame
*f
)
5308 int flags
= f
->size_hint_flags
;
5310 /* The sum of the widths of the frame's left and right borders, and
5311 the sum of the heights of the frame's top and bottom borders (in
5312 pixels) drawn by Windows. */
5313 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5315 /* Try to get the actual values of these two variables. We compute
5316 the border width (height) by subtracting the width (height) of
5317 the frame's client area from the width (height) of the frame's
5319 WINDOWPLACEMENT wp
= { 0 };
5320 RECT client_rect
= { 0 };
5322 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5323 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5325 left_right_borders_width
=
5326 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5327 (client_rect
.right
- client_rect
.left
);
5329 top_bottom_borders_height
=
5330 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5331 (client_rect
.bottom
- client_rect
.top
);
5335 /* Use sensible default values. */
5336 left_right_borders_width
= 8;
5337 top_bottom_borders_height
= 32;
5340 /* Treat negative positions as relative to the rightmost bottommost
5341 position that fits on the screen. */
5342 if (flags
& XNegative
)
5343 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5344 - FRAME_PIXEL_WIDTH (f
)
5346 - (left_right_borders_width
- 1));
5348 if (flags
& YNegative
)
5349 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5350 - FRAME_PIXEL_HEIGHT (f
)
5352 - (top_bottom_borders_height
- 1));
5354 /* The left_pos and top_pos are now relative to the top and left
5355 screen edges, so the flags should correspond. */
5356 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5359 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5360 to really change the position, and 0 when calling from
5361 x_make_frame_visible (in that case, XOFF and YOFF are the current
5362 position values). It is -1 when calling from x_set_frame_parameters,
5363 which means, do adjust for borders but don't change the gravity. */
5366 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5369 int modified_top
, modified_left
;
5371 if (change_gravity
> 0)
5375 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5377 f
->size_hint_flags
|= XNegative
;
5379 f
->size_hint_flags
|= YNegative
;
5380 f
->win_gravity
= NorthWestGravity
;
5382 x_calc_absolute_position (f
);
5385 x_wm_set_size_hint (f
, (long) 0, 0);
5387 modified_left
= f
->left_pos
;
5388 modified_top
= f
->top_pos
;
5390 my_set_window_pos (FRAME_W32_WINDOW (f
),
5392 modified_left
, modified_top
,
5394 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5399 /* Check if we need to resize the frame due to a fullscreen request.
5400 If so needed, resize the frame. */
5402 x_check_fullscreen (struct frame
*f
)
5404 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5406 int width
, height
, ign
;
5408 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5410 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5412 /* We do not need to move the window, it shall be taken care of
5413 when setting WM manager hints. */
5414 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5416 change_frame_size (f
, height
, width
, 0, 1, 0);
5417 SET_FRAME_GARBAGED (f
);
5418 cancel_mouse_face (f
);
5420 /* Wait for the change of frame size to occur */
5421 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5426 /* Call this to change the size of frame F's x-window.
5427 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5428 for this size change and subsequent size changes.
5429 Otherwise we leave the window gravity unchanged. */
5432 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5434 int pixelwidth
, pixelheight
;
5438 check_frame_size (f
, &rows
, &cols
);
5439 f
->scroll_bar_actual_width
5440 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5442 compute_fringe_widths (f
, 0);
5444 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5445 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5447 f
->win_gravity
= NorthWestGravity
;
5448 x_wm_set_size_hint (f
, (long) 0, 0);
5453 rect
.left
= rect
.top
= 0;
5454 rect
.right
= pixelwidth
;
5455 rect
.bottom
= pixelheight
;
5457 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5458 FRAME_EXTERNAL_MENU_BAR (f
));
5460 my_set_window_pos (FRAME_W32_WINDOW (f
),
5463 rect
.right
- rect
.left
,
5464 rect
.bottom
- rect
.top
,
5465 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5469 /* The following mirrors what is done in xterm.c. It appears to be
5470 for informing lisp of the new size immediately, while the actual
5471 resize will happen asynchronously. But on Windows, the menu bar
5472 automatically wraps when the frame is too narrow to contain it,
5473 and that causes any calculations made here to come out wrong. The
5474 end is some nasty buggy behavior, including the potential loss
5477 Disabling this code is either not sufficient to fix the problems
5478 completely, or it causes fresh problems, but at least it removes
5479 the most problematic symptom of the minibuffer becoming unusable.
5481 -----------------------------------------------------------------
5483 Now, strictly speaking, we can't be sure that this is accurate,
5484 but the window manager will get around to dealing with the size
5485 change request eventually, and we'll hear how it went when the
5486 ConfigureNotify event gets here.
5488 We could just not bother storing any of this information here,
5489 and let the ConfigureNotify event set everything up, but that
5490 might be kind of confusing to the Lisp code, since size changes
5491 wouldn't be reported in the frame parameters until some random
5492 point in the future when the ConfigureNotify event arrives.
5494 We pass 1 for DELAY since we can't run Lisp code inside of
5496 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5497 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5498 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5500 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5501 receive in the ConfigureNotify event; if we get what we asked
5502 for, then the event won't cause the screen to become garbaged, so
5503 we have to make sure to do it here. */
5504 SET_FRAME_GARBAGED (f
);
5506 /* If cursor was outside the new size, mark it as off. */
5507 mark_window_cursors_off (XWINDOW (f
->root_window
));
5509 /* Clear out any recollection of where the mouse highlighting was,
5510 since it might be in a place that's outside the new frame size.
5511 Actually checking whether it is outside is a pain in the neck,
5512 so don't try--just let the highlighting be done afresh with new size. */
5513 cancel_mouse_face (f
);
5519 /* Mouse warping. */
5521 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5524 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5528 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5529 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5531 if (pix_x
< 0) pix_x
= 0;
5532 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5534 if (pix_y
< 0) pix_y
= 0;
5535 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5537 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5541 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5548 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5549 pt
.x
= rect
.left
+ pix_x
;
5550 pt
.y
= rect
.top
+ pix_y
;
5551 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5553 SetCursorPos (pt
.x
, pt
.y
);
5559 /* focus shifting, raising and lowering. */
5562 x_focus_on_frame (struct frame
*f
)
5564 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5566 /* Give input focus to frame. */
5569 /* Try not to change its Z-order if possible. */
5570 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5571 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5574 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5579 x_unfocus_frame (struct frame
*f
)
5583 /* Raise frame F. */
5585 x_raise_frame (struct frame
*f
)
5589 /* Strictly speaking, raise-frame should only change the frame's Z
5590 order, leaving input focus unchanged. This is reasonable behavior
5591 on X where the usual policy is point-to-focus. However, this
5592 behavior would be very odd on Windows where the usual policy is
5595 On X, if the mouse happens to be over the raised frame, it gets
5596 input focus anyway (so the window with focus will never be
5597 completely obscured) - if not, then just moving the mouse over it
5598 is sufficient to give it focus. On Windows, the user must actually
5599 click on the frame (preferrably the title bar so as not to move
5600 point), which is more awkward. Also, no other Windows program
5601 raises a window to the top but leaves another window (possibly now
5602 completely obscured) with input focus.
5604 Because there is a system setting on Windows that allows the user
5605 to choose the point to focus policy, we make the strict semantics
5606 optional, but by default we grab focus when raising. */
5608 if (NILP (Vw32_grab_focus_on_raise
))
5610 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5611 not already the foreground application: the frame is raised
5612 above all other frames belonging to us, but not above the
5613 current top window. To achieve that, we have to resort to this
5614 more cumbersome method. */
5616 HDWP handle
= BeginDeferWindowPos (2);
5619 DeferWindowPos (handle
,
5620 FRAME_W32_WINDOW (f
),
5623 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5625 DeferWindowPos (handle
,
5626 GetForegroundWindow (),
5627 FRAME_W32_WINDOW (f
),
5629 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5631 EndDeferWindowPos (handle
);
5636 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5642 /* Lower frame F. */
5644 x_lower_frame (struct frame
*f
)
5647 my_set_window_pos (FRAME_W32_WINDOW (f
),
5650 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5655 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5657 if (! FRAME_W32_P (f
))
5666 /* Change of visibility. */
5668 /* This tries to wait until the frame is really visible.
5669 However, if the window manager asks the user where to position
5670 the frame, this will return before the user finishes doing that.
5671 The frame will not actually be visible at that time,
5672 but it will become visible later when the window manager
5673 finishes with it. */
5676 x_make_frame_visible (struct frame
*f
)
5682 type
= x_icon_type (f
);
5684 x_bitmap_icon (f
, type
);
5686 if (! FRAME_VISIBLE_P (f
))
5688 /* We test FRAME_GARBAGED_P here to make sure we don't
5689 call x_set_offset a second time
5690 if we get to x_make_frame_visible a second time
5691 before the window gets really visible. */
5692 if (! FRAME_ICONIFIED_P (f
)
5693 && ! f
->output_data
.w32
->asked_for_visible
)
5698 /* Adjust vertical window position in order to avoid being
5699 covered by a task bar placed at the bottom of the desktop. */
5700 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5701 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5702 if (window_rect
.bottom
> workarea_rect
.bottom
5703 && window_rect
.top
> workarea_rect
.top
)
5704 f
->top_pos
= max (window_rect
.top
5705 - window_rect
.bottom
+ workarea_rect
.bottom
,
5708 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5711 f
->output_data
.w32
->asked_for_visible
= 1;
5713 /* The first of these seems to give more expected behavior, but
5714 was added as a commented out line in Sept 1997, with the
5715 second version remaining uncommented. There may have been
5716 some problem with it that led to it not being enabled,
5717 so the old version remains commented out below in case we
5718 decide we need to go back to it [23.0.60 2008-06-09]. */
5719 my_show_window (f
, FRAME_W32_WINDOW (f
),
5720 f
->async_iconified
? SW_RESTORE
: SW_SHOW
);
5721 /* my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); */
5724 /* Synchronize to ensure Emacs knows the frame is visible
5725 before we do anything else. We do this loop with input not blocked
5726 so that incoming events are handled. */
5731 /* This must come after we set COUNT. */
5734 XSETFRAME (frame
, f
);
5736 /* Wait until the frame is visible. Process X events until a
5737 MapNotify event has been seen, or until we think we won't get a
5738 MapNotify at all.. */
5739 for (count
= input_signal_count
+ 10;
5740 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5742 /* Force processing of queued events. */
5743 /* TODO: x_sync equivalent? */
5745 /* Machines that do polling rather than SIGIO have been observed
5746 to go into a busy-wait here. So we'll fake an alarm signal
5747 to let the handler know that there's something to be read.
5748 We used to raise a real alarm, but it seems that the handler
5749 isn't always enabled here. This is probably a bug. */
5750 if (input_polling_used ())
5752 /* It could be confusing if a real alarm arrives while processing
5753 the fake one. Turn it off and let the handler reset it. */
5754 int old_poll_suppress_count
= poll_suppress_count
;
5755 poll_suppress_count
= 1;
5756 poll_for_input_1 ();
5757 poll_suppress_count
= old_poll_suppress_count
;
5760 FRAME_SAMPLE_VISIBILITY (f
);
5764 /* Change from mapped state to withdrawn state. */
5766 /* Make the frame visible (mapped and not iconified). */
5769 x_make_frame_invisible (struct frame
*f
)
5771 /* Don't keep the highlight on an invisible frame. */
5772 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5773 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5777 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5779 /* We can't distinguish this from iconification
5780 just by the event that we get from the server.
5781 So we can't win using the usual strategy of letting
5782 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5783 and synchronize with the server to make sure we agree. */
5785 FRAME_ICONIFIED_P (f
) = 0;
5786 f
->async_visible
= 0;
5787 f
->async_iconified
= 0;
5792 /* Change window state from mapped to iconified. */
5795 x_iconify_frame (struct frame
*f
)
5799 /* Don't keep the highlight on an invisible frame. */
5800 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5801 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5803 if (f
->async_iconified
)
5808 type
= x_icon_type (f
);
5810 x_bitmap_icon (f
, type
);
5812 /* Simulate the user minimizing the frame. */
5813 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
5819 /* Free X resources of frame F. */
5822 x_free_frame_resources (struct frame
*f
)
5824 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5825 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
5829 /* We must free faces before destroying windows because some
5830 font-driver (e.g. xft) access a window while finishing a
5832 if (FRAME_FACE_CACHE (f
))
5833 free_frame_faces (f
);
5835 if (FRAME_W32_WINDOW (f
))
5836 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
5838 free_frame_menubar (f
);
5840 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
5841 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
5842 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
5843 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
5844 unload_color (f
, f
->output_data
.w32
->border_pixel
);
5845 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
5846 if (f
->output_data
.w32
->white_relief
.allocated_p
)
5847 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
5848 if (f
->output_data
.w32
->black_relief
.allocated_p
)
5849 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
5851 if (FRAME_FACE_CACHE (f
))
5852 free_frame_faces (f
);
5854 xfree (f
->output_data
.w32
);
5855 f
->output_data
.w32
= NULL
;
5857 if (f
== dpyinfo
->w32_focus_frame
)
5858 dpyinfo
->w32_focus_frame
= 0;
5859 if (f
== dpyinfo
->w32_focus_event_frame
)
5860 dpyinfo
->w32_focus_event_frame
= 0;
5861 if (f
== dpyinfo
->x_highlight_frame
)
5862 dpyinfo
->x_highlight_frame
= 0;
5864 if (f
== hlinfo
->mouse_face_mouse_frame
)
5866 hlinfo
->mouse_face_beg_row
5867 = hlinfo
->mouse_face_beg_col
= -1;
5868 hlinfo
->mouse_face_end_row
5869 = hlinfo
->mouse_face_end_col
= -1;
5870 hlinfo
->mouse_face_window
= Qnil
;
5871 hlinfo
->mouse_face_deferred_gc
= 0;
5872 hlinfo
->mouse_face_mouse_frame
= 0;
5879 /* Destroy the window of frame F. */
5881 x_destroy_window (struct frame
*f
)
5883 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5885 x_free_frame_resources (f
);
5886 dpyinfo
->reference_count
--;
5890 /* Setting window manager hints. */
5892 /* Set the normal size hints for the window manager, for frame F.
5893 FLAGS is the flags word to use--or 0 meaning preserve the flags
5894 that the window now has.
5895 If USER_POSITION is nonzero, we set the USPosition
5896 flag (this is useful when FLAGS is 0). */
5898 x_wm_set_size_hint (struct frame
*f
, long flags
, int user_position
)
5900 Window window
= FRAME_W32_WINDOW (f
);
5904 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
5905 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
5906 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
5907 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
5912 /* Window manager things */
5914 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
5917 Window window
= FRAME_W32_WINDOW (f
);
5919 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
5920 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
5921 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
5923 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
5928 /***********************************************************************
5930 ***********************************************************************/
5932 static int w32_initialized
= 0;
5935 w32_initialize_display_info (Lisp_Object display_name
)
5937 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5938 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
5940 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
5942 /* Put it on w32_display_name_list. */
5943 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
5944 w32_display_name_list
);
5945 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
5947 dpyinfo
->w32_id_name
5948 = (char *) xmalloc (SCHARS (Vinvocation_name
)
5949 + SCHARS (Vsystem_name
)
5951 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
5952 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
5954 /* Default Console mode values - overridden when running in GUI mode
5955 with values obtained from system metrics. */
5958 dpyinfo
->n_planes
= 1;
5959 dpyinfo
->n_cbits
= 4;
5960 dpyinfo
->n_fonts
= 0;
5961 dpyinfo
->smallest_font_height
= 1;
5962 dpyinfo
->smallest_char_width
= 1;
5964 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
5965 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
5966 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
5967 hlinfo
->mouse_face_window
= Qnil
;
5968 hlinfo
->mouse_face_overlay
= Qnil
;
5969 hlinfo
->mouse_face_hidden
= 0;
5971 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
5972 /* TODO: dpyinfo->gray */
5976 /* Create an xrdb-style database of resources to supercede registry settings.
5977 The database is just a concatenation of C strings, finished by an additional
5978 \0. The strings are submitted to some basic normalization, so
5980 [ *]option[ *]:[ *]value...
5986 but any whitespace following value is not removed. */
5989 w32_make_rdb (char *xrm_option
)
5991 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
5992 char *current
= buffer
;
5995 int before_value
= 0;
6009 if (in_option
&& (ch
== ':'))
6014 else if (before_value
)
6019 else if (!(in_option
|| before_value
))
6031 x_flush (struct frame
* f
)
6032 { /* Nothing to do */ }
6035 extern frame_parm_handler w32_frame_parm_handlers
[];
6037 static struct redisplay_interface w32_redisplay_interface
=
6039 w32_frame_parm_handlers
,
6043 x_clear_end_of_line
,
6045 x_after_update_window_line
,
6046 x_update_window_begin
,
6047 x_update_window_end
,
6050 0, /* flush_display_optional */
6051 x_clear_window_mouse_face
,
6052 x_get_glyph_overhangs
,
6053 x_fix_overlapping_area
,
6054 w32_draw_fringe_bitmap
,
6055 w32_define_fringe_bitmap
,
6056 w32_destroy_fringe_bitmap
,
6057 w32_compute_glyph_string_overhangs
,
6058 x_draw_glyph_string
,
6059 w32_define_frame_cursor
,
6060 w32_clear_frame_area
,
6061 w32_draw_window_cursor
,
6062 w32_draw_vertical_window_border
,
6063 w32_shift_glyphs_for_insert
6066 static void x_delete_terminal (struct terminal
*term
);
6068 static struct terminal
*
6069 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6071 struct terminal
*terminal
;
6073 terminal
= create_terminal ();
6075 terminal
->type
= output_w32
;
6076 terminal
->display_info
.w32
= dpyinfo
;
6077 dpyinfo
->terminal
= terminal
;
6079 /* MSVC does not type K&R functions with no arguments correctly, and
6080 so we must explicitly cast them. */
6081 terminal
->clear_frame_hook
= x_clear_frame
;
6082 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6083 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6084 terminal
->ring_bell_hook
= w32_ring_bell
;
6085 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6086 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6087 terminal
->update_begin_hook
= x_update_begin
;
6088 terminal
->update_end_hook
= x_update_end
;
6089 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6090 terminal
->read_socket_hook
= w32_read_socket
;
6091 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6092 terminal
->mouse_position_hook
= w32_mouse_position
;
6093 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6094 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6095 // terminal->fullscreen_hook = XTfullscreen_hook;
6096 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6097 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6098 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6099 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6101 terminal
->delete_frame_hook
= x_destroy_window
;
6102 terminal
->delete_terminal_hook
= x_delete_terminal
;
6104 terminal
->rif
= &w32_redisplay_interface
;
6105 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6106 terminal
->char_ins_del_ok
= 1;
6107 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6108 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6109 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6112 /* We don't yet support separate terminals on W32, so don't try to share
6113 keyboards between virtual terminals that are on the same physical
6114 terminal like X does. */
6115 terminal
->kboard
= (KBOARD
*) xmalloc (sizeof (KBOARD
));
6116 init_kboard (terminal
->kboard
);
6117 terminal
->kboard
->Vwindow_system
= intern ("w32");
6118 terminal
->kboard
->next_kboard
= all_kboards
;
6119 all_kboards
= terminal
->kboard
;
6120 /* Don't let the initial kboard remain current longer than necessary.
6121 That would cause problems if a file loaded on startup tries to
6122 prompt in the mini-buffer. */
6123 if (current_kboard
== initial_kboard
)
6124 current_kboard
= terminal
->kboard
;
6125 terminal
->kboard
->reference_count
++;
6131 x_delete_terminal (struct terminal
*terminal
)
6133 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6136 /* Protect against recursive calls. delete_frame in
6137 delete_terminal calls us back when it deletes our last frame. */
6138 if (!terminal
->name
)
6143 x_delete_display (dpyinfo
);
6147 struct w32_display_info
*
6148 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6150 struct w32_display_info
*dpyinfo
;
6151 struct terminal
*terminal
;
6156 if (!w32_initialized
)
6159 w32_initialized
= 1;
6162 w32_initialize_display_info (display_name
);
6164 dpyinfo
= &one_w32_display_info
;
6165 terminal
= w32_create_terminal (dpyinfo
);
6167 /* Set the name of the terminal. */
6168 terminal
->name
= (char *) xmalloc (SBYTES (display_name
) + 1);
6169 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6170 terminal
->name
[SBYTES (display_name
)] = 0;
6172 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6174 /* Put this display on the chain. */
6175 dpyinfo
->next
= x_display_list
;
6176 x_display_list
= dpyinfo
;
6180 dpyinfo
->root_window
= GetDesktopWindow ();
6181 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6182 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6183 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6184 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6185 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6186 ReleaseDC (NULL
, hdc
);
6188 /* initialise palette with white and black */
6191 w32_defined_color (0, "white", &color
, 1);
6192 w32_defined_color (0, "black", &color
, 1);
6195 /* Add the default keyboard. */
6196 add_keyboard_wait_descriptor (0);
6198 /* Create Fringe Bitmaps and store them for later use.
6200 On W32, bitmaps are all unsigned short, as Windows requires
6201 bitmap data to be Word aligned. For some reason they are
6202 horizontally reflected compared to how they appear on X, so we
6203 need to bitswap and convert to unsigned shorts before creating
6205 w32_init_fringe (terminal
->rif
);
6208 fcntl (connection
, F_SETOWN
, getpid ());
6209 #endif /* ! defined (F_SETOWN) */
6212 if (interrupt_input
)
6213 init_sigio (connection
);
6214 #endif /* ! defined (SIGIO) */
6221 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6223 x_delete_display (struct w32_display_info
*dpyinfo
)
6225 /* Discard this display from w32_display_name_list and w32_display_list.
6226 We can't use Fdelq because that can quit. */
6227 if (! NILP (w32_display_name_list
)
6228 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6229 w32_display_name_list
= XCDR (w32_display_name_list
);
6234 tail
= w32_display_name_list
;
6235 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6237 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6239 XSETCDR (tail
, XCDR (XCDR (tail
)));
6246 /* free palette table */
6248 struct w32_palette_entry
* plist
;
6250 plist
= dpyinfo
->color_list
;
6253 struct w32_palette_entry
* pentry
= plist
;
6254 plist
= plist
->next
;
6257 dpyinfo
->color_list
= NULL
;
6258 if (dpyinfo
->palette
)
6259 DeleteObject (dpyinfo
->palette
);
6261 xfree (dpyinfo
->w32_id_name
);
6263 w32_reset_fringes ();
6266 /* Set up use of W32. */
6268 DWORD WINAPI
w32_msg_worker (void * arg
);
6271 w32_initialize (void)
6274 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6278 w32_system_caret_hwnd
= NULL
;
6279 w32_system_caret_height
= 0;
6280 w32_system_caret_x
= 0;
6281 w32_system_caret_y
= 0;
6283 /* On Windows 7 and later, we need to set the user model ID
6284 to associate emacsclient launched files with Emacs frames
6286 shell
= GetModuleHandle ("shell32.dll");
6290 = (void *) GetProcAddress (shell
,
6291 "SetCurrentProcessExplicitAppUserModelID");
6293 /* If the function is defined, then we are running on Windows 7
6294 or newer, and the UI uses this to group related windows
6295 together. Since emacs, runemacs, emacsclient are related, we
6296 want them grouped even though the executables are different,
6297 so we need to set a consistent ID between them. */
6299 set_user_model (L
"GNU.Emacs");
6302 /* Initialize w32_use_visible_system_caret based on whether a screen
6303 reader is in use. */
6304 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6305 &w32_use_visible_system_caret
, 0))
6306 w32_use_visible_system_caret
= 0;
6308 last_tool_bar_item
= -1;
6309 any_help_event_p
= 0;
6311 /* Initialize input mode: interrupt_input off, no flow control, allow
6312 8 bit character input, standard quit char. */
6313 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6316 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6317 keyboard_codepage
= codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6320 /* Create the window thread - it will terminate itself when the app
6324 dwMainThreadId
= GetCurrentThreadId ();
6325 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6326 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6328 /* Wait for thread to start */
6332 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6334 hWindowsThread
= CreateThread (NULL
, 0,
6336 0, 0, &dwWindowsThreadId
);
6338 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6341 /* It is desirable that mainThread should have the same notion of
6342 focus window and active window as windowsThread. Unfortunately, the
6343 following call to AttachThreadInput, which should do precisely what
6344 we need, causes major problems when Emacs is linked as a console
6345 program. Unfortunately, we have good reasons for doing that, so
6346 instead we need to send messages to windowsThread to make some API
6347 calls for us (ones that affect, or depend on, the active/focus
6349 #ifdef ATTACH_THREADS
6350 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6353 /* Dynamically link to optional system components. */
6355 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6357 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6359 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6363 /* Ensure scrollbar handle is at least 5 pixels. */
6364 vertical_scroll_bar_min_handle
= 5;
6366 /* For either kind of scroll bar, take account of the arrows; these
6367 effectively form the border of the main scroll bar range. */
6368 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6369 = GetSystemMetrics (SM_CYVSCROLL
);
6374 syms_of_w32term (void)
6376 staticpro (&w32_display_name_list
);
6377 w32_display_name_list
= Qnil
;
6379 staticpro (&last_mouse_scroll_bar
);
6380 last_mouse_scroll_bar
= Qnil
;
6382 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6384 DEFVAR_INT ("w32-num-mouse-buttons",
6385 &w32_num_mouse_buttons
,
6386 doc
: /* Number of physical mouse buttons. */);
6387 w32_num_mouse_buttons
= 2;
6389 DEFVAR_LISP ("w32-swap-mouse-buttons",
6390 &Vw32_swap_mouse_buttons
,
6391 doc
: /* Swap the mapping of middle and right mouse buttons.
6392 When nil, middle button is mouse-2 and right button is mouse-3. */);
6393 Vw32_swap_mouse_buttons
= Qnil
;
6395 DEFVAR_LISP ("w32-grab-focus-on-raise",
6396 &Vw32_grab_focus_on_raise
,
6397 doc
: /* Raised frame grabs input focus.
6398 When t, `raise-frame' grabs input focus as well. This fits well
6399 with the normal Windows click-to-focus policy, but might not be
6400 desirable when using a point-to-focus policy. */);
6401 Vw32_grab_focus_on_raise
= Qt
;
6403 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6404 &Vw32_capslock_is_shiftlock
,
6405 doc
: /* Apply CapsLock state to non character input keys.
6406 When nil, CapsLock only affects normal character input keys. */);
6407 Vw32_capslock_is_shiftlock
= Qnil
;
6409 DEFVAR_LISP ("w32-recognize-altgr",
6410 &Vw32_recognize_altgr
,
6411 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6412 When nil, the right-alt and left-ctrl key combination is
6413 interpreted normally. */);
6414 Vw32_recognize_altgr
= Qt
;
6416 DEFVAR_BOOL ("w32-use-visible-system-caret",
6417 &w32_use_visible_system_caret
,
6418 doc
: /* Flag to make the system caret visible.
6419 When this is non-nil, Emacs will indicate the position of point by
6420 using the system caret instead of drawing its own cursor. Some screen
6421 reader software does not track the system cursor properly when it is
6422 invisible, and gets confused by Emacs drawing its own cursor, so this
6423 variable is initialized to t when Emacs detects that screen reader
6424 software is running as it starts up.
6426 When this variable is set, other variables affecting the appearance of
6427 the cursor have no effect. */);
6429 w32_use_visible_system_caret
= 0;
6431 /* We don't yet support this, but defining this here avoids whining
6432 from cus-start.el and other places, like "M-x set-variable". */
6433 DEFVAR_BOOL ("x-use-underline-position-properties",
6434 &x_use_underline_position_properties
,
6435 doc
: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
6436 A value of nil means ignore them. If you encounter fonts with bogus
6437 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6438 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6439 to override the font's UNDERLINE_POSITION for small font display
6441 x_use_underline_position_properties
= 0;
6443 DEFVAR_BOOL ("x-underline-at-descent-line",
6444 &x_underline_at_descent_line
,
6445 doc
: /* *Non-nil means to draw the underline at the same place as the descent line.
6446 A value of nil means to draw the underline according to the value of the
6447 variable `x-use-underline-position-properties', which is usually at the
6448 baseline level. The default value is nil. */);
6449 x_underline_at_descent_line
= 0;
6451 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars
,
6452 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6453 A value of nil means Emacs doesn't use toolkit scroll bars.
6454 With the X Window system, the value is a symbol describing the
6455 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6456 With MS Windows, the value is t. */);
6457 Vx_toolkit_scroll_bars
= Qt
;
6459 staticpro (&last_mouse_motion_frame
);
6460 last_mouse_motion_frame
= Qnil
;