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 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/>. */
27 #include "blockinput.h"
39 #include "character.h"
43 #include "dispextern.h"
45 #include "termhooks.h"
52 #include "intervals.h"
65 static int max_fringe_bmp
= 0;
66 static HBITMAP
*fringe_bmp
= 0;
68 /* Non-nil means Emacs uses toolkit scroll bars. */
70 Lisp_Object Vx_toolkit_scroll_bars
;
72 /* Temporary variables for w32_read_socket. */
74 static int last_mousemove_x
= 0;
75 static int last_mousemove_y
= 0;
77 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
78 #ifndef GET_WHEEL_DELTA_WPARAM
79 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
82 /* Non-zero means that a HELP_EVENT has been generated since Emacs
85 static int any_help_event_p
;
87 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
88 static Lisp_Object last_window
;
90 /* Non-zero means make use of UNDERLINE_POSITION font properties. */
91 int x_use_underline_position_properties
;
93 /* Non-zero means to draw the underline at the same place as the descent line. */
95 int x_underline_at_descent_line
;
97 extern unsigned int msh_mousewheel
;
99 extern void free_frame_menubar ();
101 extern int w32_codepage_for_font (char *fontname
);
102 extern Cursor
w32_load_cursor (LPCTSTR name
);
104 extern Lisp_Object Vwindow_system
;
106 #define x_any_window_to_frame x_window_to_frame
107 #define x_top_window_to_frame x_window_to_frame
110 /* This is display since w32 does not support multiple ones. */
111 struct w32_display_info one_w32_display_info
;
112 struct w32_display_info
*x_display_list
;
114 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
115 one for each element of w32_display_list and in the same order.
116 NAME is the name of the frame.
117 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
118 Lisp_Object w32_display_name_list
;
122 /* Pre Windows 2000, this was not available, but define it here so
123 that Emacs compiled on such a platform will run on newer versions. */
125 typedef struct tagWCRANGE
131 typedef struct tagGLYPHSET
135 DWORD cGlyphsSupported
;
142 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
143 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
146 #define LWA_ALPHA 0x02
148 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
149 later targets by MSVC headers. */
150 #ifndef WS_EX_LAYERED
151 #define WS_EX_LAYERED 0x80000
154 /* Frame being updated by update_frame. This is declared in term.c.
155 This is set by update_begin and looked at by all the
156 w32 functions. It is zero while not inside an update.
157 In that case, the w32 functions assume that `SELECTED_FRAME ()'
158 is the frame to apply to. */
159 extern struct frame
*updating_frame
;
161 /* This is a frame waiting to be autoraised, within w32_read_socket. */
162 struct frame
*pending_autoraise_frame
;
164 /* The handle of the frame that currently owns the system caret. */
165 HWND w32_system_caret_hwnd
;
166 int w32_system_caret_height
;
167 int w32_system_caret_x
;
168 int w32_system_caret_y
;
169 int w32_use_visible_system_caret
;
171 DWORD dwWindowsThreadId
= 0;
172 HANDLE hWindowsThread
= NULL
;
173 DWORD dwMainThreadId
= 0;
174 HANDLE hMainThread
= NULL
;
176 int vertical_scroll_bar_min_handle
;
177 int vertical_scroll_bar_top_border
;
178 int vertical_scroll_bar_bottom_border
;
180 int last_scroll_bar_drag_pos
;
182 /* Mouse movement. */
184 /* Where the mouse was last time we reported a mouse event. */
185 static RECT last_mouse_glyph
;
186 static FRAME_PTR last_mouse_glyph_frame
;
187 static Lisp_Object last_mouse_press_frame
;
189 int w32_num_mouse_buttons
;
191 Lisp_Object Vw32_swap_mouse_buttons
;
193 /* Control whether x_raise_frame also sets input focus. */
194 Lisp_Object Vw32_grab_focus_on_raise
;
196 /* Control whether Caps Lock affects non-ascii characters. */
197 Lisp_Object Vw32_capslock_is_shiftlock
;
199 /* Control whether right-alt and left-ctrl should be recognized as AltGr. */
200 Lisp_Object Vw32_recognize_altgr
;
202 /* The scroll bar in which the last motion event occurred.
204 If the last motion event occurred in a scroll bar, we set this
205 so w32_mouse_position can know whether to report a scroll bar motion or
208 If the last motion event didn't occur in a scroll bar, we set this
209 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
210 static Lisp_Object last_mouse_scroll_bar
;
211 static int last_mouse_scroll_bar_pos
;
213 /* This is a hack. We would really prefer that w32_mouse_position would
214 return the time associated with the position it returns, but there
215 doesn't seem to be any way to wrest the time-stamp from the server
216 along with the position query. So, we just keep track of the time
217 of the last movement we received, and return that in hopes that
218 it's somewhat accurate. */
219 static Time last_mouse_movement_time
;
221 /* Incremented by w32_read_socket whenever it really tries to read
224 static int volatile input_signal_count
;
226 static int input_signal_count
;
229 extern Lisp_Object Vcommand_line_args
, Vsystem_name
;
235 /* A mask of extra modifier bits to put into every keyboard char. */
236 extern EMACS_INT extra_keyboard_modifiers
;
238 /* Keyboard code page - may be changed by language-change events. */
239 static int keyboard_codepage
;
241 static void x_update_window_end
P_ ((struct window
*, int, int));
242 static void w32_handle_tool_bar_click
P_ ((struct frame
*,
243 struct input_event
*));
244 static void w32_define_cursor
P_ ((Window
, Cursor
));
246 void x_lower_frame
P_ ((struct frame
*));
247 void x_scroll_bar_clear
P_ ((struct frame
*));
248 void x_wm_set_size_hint
P_ ((struct frame
*, long, int));
249 void x_raise_frame
P_ ((struct frame
*));
250 void x_set_window_size
P_ ((struct frame
*, int, int, int));
251 void x_wm_set_window_state
P_ ((struct frame
*, int));
252 void x_wm_set_icon_pixmap
P_ ((struct frame
*, int));
253 static void w32_initialize
P_ ((void));
254 static void x_update_end
P_ ((struct frame
*));
255 static void w32_frame_up_to_date
P_ ((struct frame
*));
256 static void w32_set_terminal_modes
P_ ((struct terminal
*));
257 static void w32_reset_terminal_modes
P_ ((struct terminal
*));
258 static void x_clear_frame
P_ ((struct frame
*));
259 static void frame_highlight
P_ ((struct frame
*));
260 static void frame_unhighlight
P_ ((struct frame
*));
261 static void x_new_focus_frame
P_ ((struct w32_display_info
*,
263 static void x_focus_changed
P_ ((int, int, struct w32_display_info
*,
264 struct frame
*, struct input_event
*));
265 static void w32_detect_focus_change
P_ ((struct w32_display_info
*,
266 W32Msg
*, struct input_event
*));
267 static void w32_frame_rehighlight
P_ ((struct frame
*));
268 static void x_frame_rehighlight
P_ ((struct w32_display_info
*));
269 static void x_draw_hollow_cursor
P_ ((struct window
*, struct glyph_row
*));
270 static void x_draw_bar_cursor
P_ ((struct window
*, struct glyph_row
*, int,
271 enum text_cursor_kinds
));
272 static void w32_clip_to_row
P_ ((struct window
*, struct glyph_row
*, int, HDC
));
273 static BOOL my_show_window
P_ ((struct frame
*, HWND
, int));
274 static void my_set_window_pos
P_ ((HWND
, HWND
, int, int, int, int, UINT
));
275 static void my_set_focus
P_ ((struct frame
*, HWND
));
276 static void my_set_foreground_window
P_ ((HWND
));
277 static void my_destroy_window
P_ ((struct frame
*, HWND
));
279 static Lisp_Object Qvendor_specific_keysyms
;
282 /***********************************************************************
284 ***********************************************************************/
288 /* This is a function useful for recording debugging information about
289 the sequence of occurrences in this file. */
297 struct record event_record
[100];
299 int event_record_index
;
301 record_event (locus
, type
)
305 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
306 event_record_index
= 0;
308 event_record
[event_record_index
].locus
= locus
;
309 event_record
[event_record_index
].type
= type
;
310 event_record_index
++;
317 XChangeGC (void * ignore
, XGCValues
* gc
, unsigned long mask
,
320 if (mask
& GCForeground
)
321 gc
->foreground
= xgcv
->foreground
;
322 if (mask
& GCBackground
)
323 gc
->background
= xgcv
->background
;
325 gc
->font
= xgcv
->font
;
328 XGCValues
*XCreateGC (void * ignore
, Window window
, unsigned long mask
,
331 XGCValues
*gc
= (XGCValues
*) xmalloc (sizeof (XGCValues
));
332 bzero (gc
, sizeof (XGCValues
));
334 XChangeGC (ignore
, gc
, mask
, xgcv
);
340 XGetGCValues (void* ignore
, XGCValues
*gc
,
341 unsigned long mask
, XGCValues
*xgcv
)
343 XChangeGC (ignore
, xgcv
, mask
, gc
);
347 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
351 HRGN clip_region
= CreateRectRgnIndirect (rect
);
352 SelectClipRgn (hdc
, clip_region
);
353 DeleteObject (clip_region
);
356 SelectClipRgn (hdc
, NULL
);
360 /* Draw a hollow rectangle at the specified position. */
362 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
363 int width
, int height
)
368 hb
= CreateSolidBrush (gc
->background
);
369 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
370 oldhb
= SelectObject (hdc
, hb
);
371 oldhp
= SelectObject (hdc
, hp
);
373 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
375 SelectObject (hdc
, oldhb
);
376 SelectObject (hdc
, oldhp
);
381 /* Draw a filled rectangle at the specified position. */
383 w32_fill_rect (f
, hdc
, pix
, lprect
)
391 hb
= CreateSolidBrush (pix
);
392 FillRect (hdc
, lprect
, hb
);
401 HDC hdc
= get_frame_dc (f
);
403 /* Under certain conditions, this can be called at startup with
404 a console frame pointer before the GUI frame is created. An HDC
405 of 0 indicates this. */
408 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
409 w32_clear_rect (f
, hdc
, &rect
);
412 release_frame_dc (f
, hdc
);
415 #define OPAQUE_FRAME 255
418 x_set_frame_alpha (f
)
421 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
423 double alpha_min
= 1.0;
426 HWND window
= FRAME_W32_WINDOW (f
);
428 /* Older versions of Windows do not support transparency. */
429 if (!pfnSetLayeredWindowAttributes
)
432 if (dpyinfo
->x_highlight_frame
== f
)
437 if (FLOATP (Vframe_alpha_lower_limit
))
438 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
439 else if (INTEGERP (Vframe_alpha_lower_limit
))
440 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
444 else if (alpha
> 1.0)
446 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
449 opac
= alpha
* OPAQUE_FRAME
;
451 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
453 if (opac
== OPAQUE_FRAME
)
454 ex_style
&= ~WS_EX_LAYERED
;
456 ex_style
|= WS_EX_LAYERED
;
458 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
460 if (opac
!= OPAQUE_FRAME
)
461 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
465 x_display_pixel_height (dpyinfo
)
466 struct w32_display_info
*dpyinfo
;
468 HDC dc
= GetDC (NULL
);
469 int pixels
= GetDeviceCaps (dc
, VERTRES
);
470 ReleaseDC (NULL
, dc
);
475 x_display_pixel_width (dpyinfo
)
476 struct w32_display_info
*dpyinfo
;
478 HDC dc
= GetDC (NULL
);
479 int pixels
= GetDeviceCaps (dc
, HORZRES
);
480 ReleaseDC (NULL
, dc
);
485 /***********************************************************************
486 Starting and ending an update
487 ***********************************************************************/
489 /* Start an update of frame F. This function is installed as a hook
490 for update_begin, i.e. it is called when update_begin is called.
491 This function is called prior to calls to x_update_window_begin for
492 each window being updated. */
498 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
500 if (! FRAME_W32_P (f
))
503 /* Regenerate display palette before drawing if list of requested
504 colors has changed. */
505 if (display_info
->regen_palette
)
507 w32_regenerate_palette (f
);
508 display_info
->regen_palette
= FALSE
;
513 /* Start update of window W. Set the global variable updated_window
514 to the window being updated and set output_cursor to the cursor
518 x_update_window_begin (w
)
521 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
522 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
524 /* Hide the system caret during an update. */
525 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
527 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
531 set_output_cursor (&w
->cursor
);
535 if (f
== display_info
->mouse_face_mouse_frame
)
537 /* Don't do highlighting for mouse motion during the update. */
538 display_info
->mouse_face_defer
= 1;
540 /* If F needs to be redrawn, simply forget about any prior mouse
542 if (FRAME_GARBAGED_P (f
))
543 display_info
->mouse_face_window
= Qnil
;
545 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
546 their mouse_face_p flag set, which means that they are always
547 unequal to rows in a desired matrix which never have that
548 flag set. So, rows containing mouse-face glyphs are never
549 scrolled, and we don't have to switch the mouse highlight off
550 here to prevent it from being scrolled. */
552 /* Can we tell that this update does not affect the window
553 where the mouse highlight is? If so, no need to turn off.
554 Likewise, don't do anything if the frame is garbaged;
555 in that case, the frame's current matrix that we would use
556 is all wrong, and we will redisplay that line anyway. */
557 if (!NILP (display_info
->mouse_face_window
)
558 && w
== XWINDOW (display_info
->mouse_face_window
))
562 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
563 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
566 if (i
< w
->desired_matrix
->nrows
)
567 clear_mouse_face (display_info
);
575 /* Draw a vertical window border from (x,y0) to (x,y1) */
578 w32_draw_vertical_window_border (w
, x
, y0
, y1
)
582 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
592 hdc
= get_frame_dc (f
);
593 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
595 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
597 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
599 release_frame_dc (f
, hdc
);
603 /* End update of window W (which is equal to updated_window).
605 Draw vertical borders between horizontally adjacent windows, and
606 display W's cursor if CURSOR_ON_P is non-zero.
608 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
609 glyphs in mouse-face were overwritten. In that case we have to
610 make sure that the mouse-highlight is properly redrawn.
612 W may be a menu bar pseudo-window in case we don't have X toolkit
613 support. Such windows don't have a cursor, so don't display it
617 x_update_window_end (w
, cursor_on_p
, mouse_face_overwritten_p
)
619 int cursor_on_p
, mouse_face_overwritten_p
;
621 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (XFRAME (w
->frame
));
623 if (!w
->pseudo_window_p
)
628 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
630 output_cursor
.x
, output_cursor
.y
);
632 if (draw_window_fringes (w
, 1))
633 x_draw_vertical_border (w
);
638 /* If a row with mouse-face was overwritten, arrange for
639 XTframe_up_to_date to redisplay the mouse highlight. */
640 if (mouse_face_overwritten_p
)
642 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
643 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
644 dpyinfo
->mouse_face_window
= Qnil
;
647 /* Unhide the caret. This won't actually show the cursor, unless it
648 was visible before the corresponding call to HideCaret in
649 x_update_window_begin. */
650 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
652 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
655 updated_window
= NULL
;
659 /* End update of frame F. This function is installed as a hook in
666 if (! FRAME_W32_P (f
))
669 /* Mouse highlight may be displayed again. */
670 FRAME_W32_DISPLAY_INFO (f
)->mouse_face_defer
= 0;
674 /* This function is called from various places in xdisp.c whenever a
675 complete update has been performed. The global variable
676 updated_window is not available here. */
679 w32_frame_up_to_date (f
)
684 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
686 if (dpyinfo
->mouse_face_deferred_gc
687 || f
== dpyinfo
->mouse_face_mouse_frame
)
690 if (dpyinfo
->mouse_face_mouse_frame
)
691 note_mouse_highlight (dpyinfo
->mouse_face_mouse_frame
,
692 dpyinfo
->mouse_face_mouse_x
,
693 dpyinfo
->mouse_face_mouse_y
);
694 dpyinfo
->mouse_face_deferred_gc
= 0;
701 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
702 arrow bitmaps, or clear the fringes if no bitmaps are required
703 before DESIRED_ROW is made current. The window being updated is
704 found in updated_window. This function is called from
705 update_window_line only if it is known that there are differences
706 between bitmaps to be drawn between current row and DESIRED_ROW. */
709 x_after_update_window_line (desired_row
)
710 struct glyph_row
*desired_row
;
712 struct window
*w
= updated_window
;
718 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
719 desired_row
->redraw_fringe_bitmaps_p
= 1;
721 /* When a window has disappeared, make sure that no rest of
722 full-width rows stays visible in the internal border. Could
723 check here if updated_window is the leftmost/rightmost window,
724 but I guess it's not worth doing since vertically split windows
725 are almost never used, internal border is rarely set, and the
726 overhead is very small. */
727 if (windows_or_buffers_changed
728 && desired_row
->full_width_p
729 && (f
= XFRAME (w
->frame
),
730 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
732 && (height
= desired_row
->visible_height
,
735 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
739 HDC hdc
= get_frame_dc (f
);
740 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
741 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
743 release_frame_dc (f
, hdc
);
750 /* Draw the bitmap WHICH in one of the left or right fringes of
751 window W. ROW is the glyph row for which to display the bitmap; it
752 determines the vertical position at which the bitmap has to be
756 w32_draw_fringe_bitmap (w
, row
, p
)
758 struct glyph_row
*row
;
759 struct draw_fringe_bitmap_params
*p
;
761 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
763 struct face
*face
= p
->face
;
765 hdc
= get_frame_dc (f
);
769 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
771 /* If the fringe is adjacent to the left (right) scroll bar of a
772 leftmost (rightmost, respectively) window, then extend its
773 background to the gap between the fringe and the bar. */
774 if ((WINDOW_LEFTMOST_P (w
)
775 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
776 || (WINDOW_RIGHTMOST_P (w
)
777 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
779 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
783 int left
= WINDOW_SCROLL_BAR_AREA_X (w
);
784 int width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
785 * FRAME_COLUMN_WIDTH (f
));
789 /* Bitmap fills the fringe. */
790 if (left
+ width
== p
->x
)
791 bx
= left
+ sb_width
;
792 else if (p
->x
+ p
->wd
== left
)
796 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
798 nx
= width
- sb_width
;
799 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
801 ny
= row
->visible_height
;
806 if (left
+ width
== bx
)
808 bx
= left
+ sb_width
;
809 nx
+= width
- sb_width
;
811 else if (bx
+ nx
== left
)
812 nx
+= width
- sb_width
;
817 if (bx
>= 0 && nx
> 0)
818 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
821 /* Must clip because of partially visible lines. */
822 w32_clip_to_row (w
, row
, -1, hdc
);
824 if (p
->which
&& p
->which
< max_fringe_bmp
)
826 HBITMAP pixmap
= fringe_bmp
[p
->which
];
830 compat_hdc
= CreateCompatibleDC (hdc
);
834 horig_obj
= SelectObject (compat_hdc
, pixmap
);
836 /* Paint overlays transparently. */
839 HBRUSH h_brush
, h_orig_brush
;
841 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
842 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
843 h_brush
= CreateSolidBrush (face
->foreground
);
844 h_orig_brush
= SelectObject (hdc
, h_brush
);
846 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
847 compat_hdc
, 0, p
->dh
,
849 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
850 compat_hdc
, 0, p
->dh
,
852 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
853 compat_hdc
, 0, p
->dh
,
856 SelectObject (hdc
, h_orig_brush
);
857 DeleteObject (h_brush
);
861 SetTextColor (hdc
, face
->background
);
862 SetBkColor (hdc
, (p
->cursor_p
863 ? f
->output_data
.w32
->cursor_pixel
864 : face
->foreground
));
866 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
867 compat_hdc
, 0, p
->dh
,
871 SelectObject (compat_hdc
, horig_obj
);
872 DeleteDC (compat_hdc
);
876 w32_set_clip_rectangle (hdc
, NULL
);
878 release_frame_dc (f
, hdc
);
882 w32_define_fringe_bitmap (which
, bits
, h
, wd
)
884 unsigned short *bits
;
887 if (which
>= max_fringe_bmp
)
889 int i
= max_fringe_bmp
;
890 max_fringe_bmp
= which
+ 20;
891 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
892 while (i
< max_fringe_bmp
)
896 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
900 w32_destroy_fringe_bitmap (which
)
903 if (which
>= max_fringe_bmp
)
906 if (fringe_bmp
[which
])
907 DeleteObject (fringe_bmp
[which
]);
908 fringe_bmp
[which
] = 0;
913 /* This is called when starting Emacs and when restarting after
914 suspend. When starting Emacs, no window is mapped. And nothing
915 must be done to Emacs's own window if it is suspended (though that
919 w32_set_terminal_modes (struct terminal
*term
)
923 /* This is called when exiting or suspending Emacs. Exiting will make
924 the W32 windows go away, and suspending requires no action. */
927 w32_reset_terminal_modes (struct terminal
*term
)
933 /***********************************************************************
935 ***********************************************************************/
937 /* Function prototypes of this page. */
939 static void x_set_glyph_string_clipping
P_ ((struct glyph_string
*));
940 static void x_set_glyph_string_gc
P_ ((struct glyph_string
*));
941 static void x_draw_glyph_string_background
P_ ((struct glyph_string
*,
943 static void x_draw_glyph_string_foreground
P_ ((struct glyph_string
*));
944 static void x_draw_composite_glyph_string_foreground
P_ ((struct glyph_string
*));
945 static void x_draw_glyph_string_box
P_ ((struct glyph_string
*));
946 static void x_draw_glyph_string
P_ ((struct glyph_string
*));
947 static void x_set_cursor_gc
P_ ((struct glyph_string
*));
948 static void x_set_mode_line_face_gc
P_ ((struct glyph_string
*));
949 static void x_set_mouse_face_gc
P_ ((struct glyph_string
*));
950 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
951 static void w32_setup_relief_color
P_ ((struct frame
*, struct relief
*,
952 double, int, COLORREF
));
953 static void x_setup_relief_colors
P_ ((struct glyph_string
*));
954 static void x_draw_image_glyph_string
P_ ((struct glyph_string
*));
955 static void x_draw_image_relief
P_ ((struct glyph_string
*));
956 static void x_draw_image_foreground
P_ ((struct glyph_string
*));
957 static void w32_draw_image_foreground_1
P_ ((struct glyph_string
*, HBITMAP
));
958 static void x_clear_glyph_string_rect
P_ ((struct glyph_string
*, int,
960 static void w32_draw_relief_rect
P_ ((struct frame
*, int, int, int, int,
961 int, int, int, int, int, int,
963 static void w32_draw_box_rect
P_ ((struct glyph_string
*, int, int, int, int,
964 int, int, int, RECT
*));
967 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
972 struct glyph_string
*s
;
974 if (s
->font
== FRAME_FONT (s
->f
)
975 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
976 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
978 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
981 /* Cursor on non-default face: must merge. */
985 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
986 xgcv
.foreground
= s
->face
->background
;
988 /* If the glyph would be invisible, try a different foreground. */
989 if (xgcv
.foreground
== xgcv
.background
)
990 xgcv
.foreground
= s
->face
->foreground
;
991 if (xgcv
.foreground
== xgcv
.background
)
992 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
993 if (xgcv
.foreground
== xgcv
.background
)
994 xgcv
.foreground
= s
->face
->foreground
;
996 /* Make sure the cursor is distinct from text in this face. */
997 if (xgcv
.background
== s
->face
->background
998 && xgcv
.foreground
== s
->face
->foreground
)
1000 xgcv
.background
= s
->face
->foreground
;
1001 xgcv
.foreground
= s
->face
->background
;
1004 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1005 xgcv
.font
= s
->font
;
1006 mask
= GCForeground
| GCBackground
| GCFont
;
1008 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1009 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1012 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1013 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1015 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1020 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1023 x_set_mouse_face_gc (s
)
1024 struct glyph_string
*s
;
1029 /* What face has to be used last for the mouse face? */
1030 face_id
= FRAME_W32_DISPLAY_INFO (s
->f
)->mouse_face_face_id
;
1031 face
= FACE_FROM_ID (s
->f
, face_id
);
1033 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1035 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1036 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1038 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1039 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1040 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1042 /* If font in this face is same as S->font, use it. */
1043 if (s
->font
== s
->face
->font
)
1044 s
->gc
= s
->face
->gc
;
1047 /* Otherwise construct scratch_cursor_gc with values from FACE
1052 xgcv
.background
= s
->face
->background
;
1053 xgcv
.foreground
= s
->face
->foreground
;
1054 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1055 xgcv
.font
= s
->font
;
1056 mask
= GCForeground
| GCBackground
| GCFont
;
1058 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1059 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1062 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1063 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1065 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1068 xassert (s
->gc
!= 0);
1072 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1073 Faces to use in the mode line have already been computed when the
1074 matrix was built, so there isn't much to do, here. */
1077 x_set_mode_line_face_gc (s
)
1078 struct glyph_string
*s
;
1080 s
->gc
= s
->face
->gc
;
1084 /* Set S->gc of glyph string S for drawing that glyph string. Set
1085 S->stippled_p to a non-zero value if the face of S has a stipple
1089 x_set_glyph_string_gc (s
)
1090 struct glyph_string
*s
;
1092 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1094 if (s
->hl
== DRAW_NORMAL_TEXT
)
1096 s
->gc
= s
->face
->gc
;
1097 s
->stippled_p
= s
->face
->stipple
!= 0;
1099 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1101 x_set_mode_line_face_gc (s
);
1102 s
->stippled_p
= s
->face
->stipple
!= 0;
1104 else if (s
->hl
== DRAW_CURSOR
)
1106 x_set_cursor_gc (s
);
1109 else if (s
->hl
== DRAW_MOUSE_FACE
)
1111 x_set_mouse_face_gc (s
);
1112 s
->stippled_p
= s
->face
->stipple
!= 0;
1114 else if (s
->hl
== DRAW_IMAGE_RAISED
1115 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1117 s
->gc
= s
->face
->gc
;
1118 s
->stippled_p
= s
->face
->stipple
!= 0;
1122 s
->gc
= s
->face
->gc
;
1123 s
->stippled_p
= s
->face
->stipple
!= 0;
1126 /* GC must have been set. */
1127 xassert (s
->gc
!= 0);
1131 /* Set clipping for output of glyph string S. S may be part of a mode
1132 line or menu if we don't have X toolkit support. */
1135 x_set_glyph_string_clipping (s
)
1136 struct glyph_string
*s
;
1139 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1142 w32_set_clip_rectangle (s
->hdc
, r
);
1145 HRGN full_clip
, clip1
, clip2
;
1146 clip1
= CreateRectRgnIndirect (r
);
1147 clip2
= CreateRectRgnIndirect (r
+ 1);
1148 if (CombineRgn (full_clip
, clip1
, clip2
, RGN_OR
) != ERROR
)
1150 SelectClipRgn (s
->hdc
, full_clip
);
1152 DeleteObject (clip1
);
1153 DeleteObject (clip2
);
1154 DeleteObject (full_clip
);
1159 /* Set SRC's clipping for output of glyph string DST. This is called
1160 when we are drawing DST's left_overhang or right_overhang only in
1164 x_set_glyph_string_clipping_exactly (src
, dst
)
1165 struct glyph_string
*src
, *dst
;
1170 r
.right
= r
.left
+ src
->width
;
1172 r
.bottom
= r
.top
+ src
->height
;
1175 w32_set_clip_rectangle (dst
->hdc
, &r
);
1179 Compute left and right overhang of glyph string S. */
1182 w32_compute_glyph_string_overhangs (s
)
1183 struct glyph_string
*s
;
1186 && s
->first_glyph
->type
== CHAR_GLYPH
1187 && !s
->font_not_found_p
)
1189 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1190 struct font
*font
= s
->font
;
1191 struct font_metrics metrics
;
1194 for (i
= 0; i
< s
->nchars
; i
++)
1195 code
[i
] = s
->char2b
[i
];
1196 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1197 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1198 ? metrics
.rbearing
- metrics
.width
: 0);
1199 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1203 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1204 s
->left_overhang
= -s
->cmp
->lbearing
;
1208 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1211 x_clear_glyph_string_rect (s
, x
, y
, w
, h
)
1212 struct glyph_string
*s
;
1220 /* Take clipping into account. */
1221 if (s
->gc
->clip_mask
== Rect
)
1223 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1224 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1225 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1226 - s
->gc
->clip_rectangle
.left
);
1227 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1228 - s
->gc
->clip_rectangle
.top
);
1231 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1236 /* Draw the background of glyph_string S. If S->background_filled_p
1237 is non-zero don't draw it. FORCE_P non-zero means draw the
1238 background even if it wouldn't be drawn normally. This is used
1239 when a string preceding S draws into the background of S, or S
1240 contains the first component of a composition. */
1243 x_draw_glyph_string_background (s
, force_p
)
1244 struct glyph_string
*s
;
1247 /* Nothing to do if background has already been drawn or if it
1248 shouldn't be drawn in the first place. */
1249 if (!s
->background_filled_p
)
1251 int box_line_width
= max (s
->face
->box_line_width
, 0);
1253 #if 0 /* TODO: stipple */
1256 /* Fill background with a stipple pattern. */
1257 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1258 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1259 s
->y
+ box_line_width
,
1260 s
->background_width
,
1261 s
->height
- 2 * box_line_width
);
1262 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1263 s
->background_filled_p
= 1;
1267 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1268 || s
->font_not_found_p
1269 || s
->extends_to_end_of_line_p
1272 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1273 s
->background_width
,
1274 s
->height
- 2 * box_line_width
);
1275 s
->background_filled_p
= 1;
1281 /* Draw the foreground of glyph string S. */
1284 x_draw_glyph_string_foreground (s
)
1285 struct glyph_string
*s
;
1289 /* If first glyph of S has a left box line, start drawing the text
1290 of S to the right of that box line. */
1291 if (s
->face
->box
!= FACE_NO_BOX
1292 && s
->first_glyph
->left_box_line_p
)
1293 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1297 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1298 SetBkColor (s
->hdc
, s
->gc
->background
);
1299 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1301 /* Draw characters of S as rectangles if S's font could not be
1303 if (s
->font_not_found_p
)
1305 for (i
= 0; i
< s
->nchars
; ++i
)
1307 struct glyph
*g
= s
->first_glyph
+ i
;
1309 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1311 x
+= g
->pixel_width
;
1316 struct font
*font
= s
->font
;
1317 int boff
= font
->baseline_offset
;
1321 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1323 if (font
->vertical_centering
)
1324 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1326 y
= s
->ybase
- boff
;
1328 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1329 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1331 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1332 if (s
->face
->overstrike
)
1333 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1335 SelectObject (s
->hdc
, old_font
);
1339 /* Draw the foreground of composite glyph string S. */
1342 x_draw_composite_glyph_string_foreground (s
)
1343 struct glyph_string
*s
;
1346 struct font
*font
= s
->font
;
1348 /* If first glyph of S has a left box line, start drawing the text
1349 of S to the right of that box line. */
1350 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1351 && s
->first_glyph
->left_box_line_p
)
1352 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1356 /* S is a glyph string for a composition. S->cmp_from is the index
1357 of the first character drawn for glyphs of this composition.
1358 S->cmp_from == 0 means we are drawing the very first character of
1359 this composition. */
1361 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1362 SetBkColor (s
->hdc
, s
->gc
->background
);
1363 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1365 /* Draw a rectangle for the composition if the font for the very
1366 first character of the composition could not be loaded. */
1367 if (s
->font_not_found_p
)
1369 if (s
->cmp_from
== 0)
1370 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1373 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1379 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1381 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1382 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1384 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1385 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1387 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1388 if (s
->face
->overstrike
)
1389 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1391 SelectObject (s
->hdc
, old_font
);
1395 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1401 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1403 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1405 glyph
= LGSTRING_GLYPH (gstring
, i
);
1406 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1407 width
+= LGLYPH_WIDTH (glyph
);
1410 int xoff
, yoff
, wadjust
;
1414 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1417 xoff
= LGLYPH_XOFF (glyph
);
1418 yoff
= LGLYPH_YOFF (glyph
);
1419 wadjust
= LGLYPH_WADJUST (glyph
);
1420 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1427 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1429 SelectObject (s
->hdc
, old_font
);
1434 /* Brightness beyond which a color won't have its highlight brightness
1437 Nominally, highlight colors for `3d' faces are calculated by
1438 brightening an object's color by a constant scale factor, but this
1439 doesn't yield good results for dark colors, so for colors who's
1440 brightness is less than this value (on a scale of 0-255) have to
1441 use an additional additive factor.
1443 The value here is set so that the default menu-bar/mode-line color
1444 (grey75) will not have its highlights changed at all. */
1445 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1448 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1449 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1450 If this produces the same color as COLOR, try a color where all RGB
1451 values have DELTA added. Return the allocated color in *COLOR.
1452 DISPLAY is the X display, CMAP is the colormap to operate on.
1453 Value is non-zero if successful. */
1456 w32_alloc_lighter_color (f
, color
, factor
, delta
)
1465 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1468 /* Change RGB values by specified FACTOR. Avoid overflow! */
1469 xassert (factor
>= 0);
1470 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1471 min (0xff, factor
* GetGValue (*color
)),
1472 min (0xff, factor
* GetBValue (*color
)));
1474 /* Calculate brightness of COLOR. */
1475 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1476 + GetBValue (*color
)) / 6;
1478 /* We only boost colors that are darker than
1479 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1480 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1481 /* Make an additive adjustment to NEW, because it's dark enough so
1482 that scaling by FACTOR alone isn't enough. */
1484 /* How far below the limit this color is (0 - 1, 1 being darker). */
1485 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1486 /* The additive adjustment. */
1487 int min_delta
= delta
* dimness
* factor
/ 2;
1490 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1491 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1492 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1494 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1495 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1496 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1500 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1501 max (0, min (0xff, delta
+ GetGValue (*color
))),
1502 max (0, min (0xff, delta
+ GetBValue (*color
))));
1504 /* TODO: Map to palette and retry with delta if same? */
1505 /* TODO: Free colors (if using palette)? */
1515 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1516 colors in COLORS. On W32, we no longer try to map colors to
1519 x_query_colors (f
, colors
, ncolors
)
1526 for (i
= 0; i
< ncolors
; i
++)
1528 DWORD pixel
= colors
[i
].pixel
;
1529 /* Convert to a 16 bit value in range 0 - 0xffff. */
1530 colors
[i
].red
= GetRValue (pixel
) * 257;
1531 colors
[i
].green
= GetGValue (pixel
) * 257;
1532 colors
[i
].blue
= GetBValue (pixel
) * 257;
1537 x_query_color (f
, color
)
1541 x_query_colors (f
, color
, 1);
1545 /* Set up the foreground color for drawing relief lines of glyph
1546 string S. RELIEF is a pointer to a struct relief containing the GC
1547 with which lines will be drawn. Use a color that is FACTOR or
1548 DELTA lighter or darker than the relief's background which is found
1549 in S->f->output_data.x->relief_background. If such a color cannot
1550 be allocated, use DEFAULT_PIXEL, instead. */
1553 w32_setup_relief_color (f
, relief
, factor
, delta
, default_pixel
)
1555 struct relief
*relief
;
1558 COLORREF default_pixel
;
1561 struct w32_output
*di
= f
->output_data
.w32
;
1562 unsigned long mask
= GCForeground
;
1564 COLORREF background
= di
->relief_background
;
1565 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1567 /* TODO: Free colors (if using palette)? */
1569 /* Allocate new color. */
1570 xgcv
.foreground
= default_pixel
;
1572 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1574 relief
->allocated_p
= 1;
1575 xgcv
.foreground
= relief
->pixel
= pixel
;
1578 if (relief
->gc
== 0)
1580 #if 0 /* TODO: stipple */
1581 xgcv
.stipple
= dpyinfo
->gray
;
1584 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1587 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1591 /* Set up colors for the relief lines around glyph string S. */
1594 x_setup_relief_colors (s
)
1595 struct glyph_string
*s
;
1597 struct w32_output
*di
= s
->f
->output_data
.w32
;
1600 if (s
->face
->use_box_color_for_shadows_p
)
1601 color
= s
->face
->box_color
;
1602 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1604 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1605 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1607 color
= s
->gc
->background
;
1609 if (di
->white_relief
.gc
== 0
1610 || color
!= di
->relief_background
)
1612 di
->relief_background
= color
;
1613 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1614 WHITE_PIX_DEFAULT (s
->f
));
1615 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1616 BLACK_PIX_DEFAULT (s
->f
));
1621 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1622 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1623 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1624 relief. LEFT_P non-zero means draw a relief on the left side of
1625 the rectangle. RIGHT_P non-zero means draw a relief on the right
1626 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1630 w32_draw_relief_rect (f
, left_x
, top_y
, right_x
, bottom_y
, width
,
1631 raised_p
, top_p
, bot_p
, left_p
, right_p
, clip_rect
)
1633 int left_x
, top_y
, right_x
, bottom_y
, width
;
1634 int top_p
, bot_p
, left_p
, right_p
, raised_p
;
1639 HDC hdc
= get_frame_dc (f
);
1642 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1644 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1646 w32_set_clip_rectangle (hdc
, clip_rect
);
1650 for (i
= 0; i
< width
; ++i
)
1651 w32_fill_area (f
, hdc
, gc
.foreground
,
1652 left_x
+ i
* left_p
, top_y
+ i
,
1653 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1657 for (i
= 0; i
< width
; ++i
)
1658 w32_fill_area (f
, hdc
, gc
.foreground
,
1659 left_x
+ i
, top_y
+ i
, 1,
1660 bottom_y
- top_y
- 2 * i
+ 1);
1663 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1665 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1669 for (i
= 0; i
< width
; ++i
)
1670 w32_fill_area (f
, hdc
, gc
.foreground
,
1671 left_x
+ i
* left_p
, bottom_y
- i
,
1672 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1676 for (i
= 0; i
< width
; ++i
)
1677 w32_fill_area (f
, hdc
, gc
.foreground
,
1678 right_x
- i
, top_y
+ i
+ 1, 1,
1679 bottom_y
- top_y
- 2 * i
- 1);
1681 w32_set_clip_rectangle (hdc
, NULL
);
1683 release_frame_dc (f
, hdc
);
1687 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1688 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1689 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1690 left side of the rectangle. RIGHT_P non-zero means draw a line
1691 on the right side of the rectangle. CLIP_RECT is the clipping
1692 rectangle to use when drawing. */
1695 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1696 left_p
, right_p
, clip_rect
)
1697 struct glyph_string
*s
;
1698 int left_x
, top_y
, right_x
, bottom_y
, width
, left_p
, right_p
;
1701 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1704 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1705 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1710 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1711 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1715 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1716 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1721 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1722 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1725 w32_set_clip_rectangle (s
->hdc
, NULL
);
1729 /* Draw a box around glyph string S. */
1732 x_draw_glyph_string_box (s
)
1733 struct glyph_string
*s
;
1735 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1736 int left_p
, right_p
;
1737 struct glyph
*last_glyph
;
1740 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1741 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1742 : window_box_right (s
->w
, s
->area
));
1744 /* The glyph that may have a right box line. */
1745 last_glyph
= (s
->cmp
|| s
->img
1747 : s
->first_glyph
+ s
->nchars
- 1);
1749 width
= eabs (s
->face
->box_line_width
);
1750 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1752 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1754 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1756 bottom_y
= top_y
+ s
->height
- 1;
1758 left_p
= (s
->first_glyph
->left_box_line_p
1759 || (s
->hl
== DRAW_MOUSE_FACE
1761 || s
->prev
->hl
!= s
->hl
)));
1762 right_p
= (last_glyph
->right_box_line_p
1763 || (s
->hl
== DRAW_MOUSE_FACE
1765 || s
->next
->hl
!= s
->hl
)));
1767 get_glyph_string_clip_rect (s
, &clip_rect
);
1769 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1770 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1771 left_p
, right_p
, &clip_rect
);
1774 x_setup_relief_colors (s
);
1775 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1776 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1781 /* Draw foreground of image glyph string S. */
1784 x_draw_image_foreground (s
)
1785 struct glyph_string
*s
;
1788 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1790 /* If first glyph of S has a left box line, start drawing it to the
1791 right of that line. */
1792 if (s
->face
->box
!= FACE_NO_BOX
1793 && s
->first_glyph
->left_box_line_p
1795 x
+= eabs (s
->face
->box_line_width
);
1797 /* If there is a margin around the image, adjust x- and y-position
1799 if (s
->slice
.x
== 0)
1800 x
+= s
->img
->hmargin
;
1801 if (s
->slice
.y
== 0)
1802 y
+= s
->img
->vmargin
;
1808 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1809 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1810 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1811 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1812 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1813 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1814 x_set_glyph_string_clipping (s
);
1818 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1819 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1821 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1822 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1824 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1825 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1826 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1827 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1828 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1829 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1831 SelectObject (mask_dc
, mask_orig_obj
);
1836 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1837 SetBkColor (s
->hdc
, s
->gc
->background
);
1839 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1840 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1842 /* When the image has a mask, we can expect that at
1843 least part of a mouse highlight or a block cursor will
1844 be visible. If the image doesn't have a mask, make
1845 a block cursor visible by drawing a rectangle around
1846 the image. I believe it's looking better if we do
1847 nothing here for mouse-face. */
1848 if (s
->hl
== DRAW_CURSOR
)
1850 int r
= s
->img
->relief
;
1852 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1853 s
->slice
.width
+ r
*2 - 1,
1854 s
->slice
.height
+ r
*2 - 1);
1858 w32_set_clip_rectangle (s
->hdc
, NULL
);
1859 SelectObject (s
->hdc
, orig_brush
);
1860 DeleteObject (fg_brush
);
1861 SelectObject (compat_hdc
, orig_obj
);
1862 DeleteDC (compat_hdc
);
1865 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1866 s
->slice
.width
- 1, s
->slice
.height
- 1);
1868 RestoreDC (s
->hdc
,-1);
1872 /* Draw a relief around the image glyph string S. */
1875 x_draw_image_relief (s
)
1876 struct glyph_string
*s
;
1878 int x0
, y0
, x1
, y1
, thick
, raised_p
;
1881 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1883 /* If first glyph of S has a left box line, start drawing it to the
1884 right of that line. */
1885 if (s
->face
->box
!= FACE_NO_BOX
1886 && s
->first_glyph
->left_box_line_p
1888 x
+= eabs (s
->face
->box_line_width
);
1890 /* If there is a margin around the image, adjust x- and y-position
1892 if (s
->slice
.x
== 0)
1893 x
+= s
->img
->hmargin
;
1894 if (s
->slice
.y
== 0)
1895 y
+= s
->img
->vmargin
;
1897 if (s
->hl
== DRAW_IMAGE_SUNKEN
1898 || s
->hl
== DRAW_IMAGE_RAISED
)
1900 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
: DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1901 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1905 thick
= eabs (s
->img
->relief
);
1906 raised_p
= s
->img
->relief
> 0;
1911 x1
= x
+ s
->slice
.width
+ thick
- 1;
1912 y1
= y
+ s
->slice
.height
+ thick
- 1;
1914 x_setup_relief_colors (s
);
1915 get_glyph_string_clip_rect (s
, &r
);
1916 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
1918 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
1920 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
1925 /* Draw the foreground of image glyph string S to PIXMAP. */
1928 w32_draw_image_foreground_1 (s
, pixmap
)
1929 struct glyph_string
*s
;
1932 HDC hdc
= CreateCompatibleDC (s
->hdc
);
1933 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
1935 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1937 /* If first glyph of S has a left box line, start drawing it to the
1938 right of that line. */
1939 if (s
->face
->box
!= FACE_NO_BOX
1940 && s
->first_glyph
->left_box_line_p
1942 x
+= eabs (s
->face
->box_line_width
);
1944 /* If there is a margin around the image, adjust x- and y-position
1946 if (s
->slice
.x
== 0)
1947 x
+= s
->img
->hmargin
;
1948 if (s
->slice
.y
== 0)
1949 y
+= s
->img
->vmargin
;
1953 HDC compat_hdc
= CreateCompatibleDC (hdc
);
1954 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1955 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
1956 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1960 HDC mask_dc
= CreateCompatibleDC (hdc
);
1961 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1963 SetTextColor (hdc
, RGB (0, 0, 0));
1964 SetBkColor (hdc
, RGB (255, 255, 255));
1965 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1966 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1967 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1968 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1969 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1970 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1972 SelectObject (mask_dc
, mask_orig_obj
);
1977 SetTextColor (hdc
, s
->gc
->foreground
);
1978 SetBkColor (hdc
, s
->gc
->background
);
1980 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1981 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1983 /* When the image has a mask, we can expect that at
1984 least part of a mouse highlight or a block cursor will
1985 be visible. If the image doesn't have a mask, make
1986 a block cursor visible by drawing a rectangle around
1987 the image. I believe it's looking better if we do
1988 nothing here for mouse-face. */
1989 if (s
->hl
== DRAW_CURSOR
)
1991 int r
= s
->img
->relief
;
1993 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
1994 s
->slice
.width
+ r
*2 - 1,
1995 s
->slice
.height
+ r
*2 - 1);
1999 SelectObject (hdc
, orig_brush
);
2000 DeleteObject (fg_brush
);
2001 SelectObject (compat_hdc
, orig_obj
);
2002 DeleteDC (compat_hdc
);
2005 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2006 s
->slice
.width
- 1, s
->slice
.height
- 1);
2008 SelectObject (hdc
, orig_hdc_obj
);
2013 /* Draw part of the background of glyph string S. X, Y, W, and H
2014 give the rectangle to draw. */
2017 x_draw_glyph_string_bg_rect (s
, x
, y
, w
, h
)
2018 struct glyph_string
*s
;
2021 #if 0 /* TODO: stipple */
2024 /* Fill background with a stipple pattern. */
2025 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2026 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2027 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2031 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2035 /* Draw image glyph string S.
2038 s->x +-------------------------
2041 | +-------------------------
2044 | | +-------------------
2050 x_draw_image_glyph_string (s
)
2051 struct glyph_string
*s
;
2054 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2055 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2059 height
= s
->height
- 2 * box_line_vwidth
;
2061 /* Fill background with face under the image. Do it only if row is
2062 taller than image or if image has a clip mask to reduce
2064 s
->stippled_p
= s
->face
->stipple
!= 0;
2065 if (height
> s
->slice
.height
2069 || s
->img
->pixmap
== 0
2070 || s
->width
!= s
->background_width
)
2073 if (s
->first_glyph
->left_box_line_p
2075 x
+= box_line_hwidth
;
2078 if (s
->slice
.y
== 0)
2079 y
+= box_line_vwidth
;
2081 #if 0 /* TODO: figure out if we need to do this on Windows. */
2084 /* Create a pixmap as large as the glyph string. Fill it
2085 with the background color. Copy the image to it, using
2086 its mask. Copy the temporary pixmap to the display. */
2087 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2088 int depth
= DefaultDepthOfScreen (screen
);
2090 /* Create a pixmap as large as the glyph string. */
2091 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2092 s
->background_width
,
2095 /* Don't clip in the following because we're working on the
2097 XSetClipMask (s
->display
, s
->gc
, None
);
2099 /* Fill the pixmap with the background color/stipple. */
2102 /* Fill background with a stipple pattern. */
2103 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2104 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2105 0, 0, s
->background_width
, s
->height
);
2106 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2111 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2113 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2114 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2115 0, 0, s
->background_width
, s
->height
);
2116 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2121 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2123 s
->background_filled_p
= 1;
2126 /* Draw the foreground. */
2129 w32_draw_image_foreground_1 (s
, pixmap
);
2130 x_set_glyph_string_clipping (s
);
2132 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2133 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2134 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2135 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2137 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2138 SetBkColor (s
->hdc
, s
->gc
->background
);
2139 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2140 compat_hdc
, 0, 0, SRCCOPY
);
2142 SelectObject (s
->hdc
, orig_brush
);
2143 DeleteObject (fg_brush
);
2144 SelectObject (compat_hdc
, orig_obj
);
2145 DeleteDC (compat_hdc
);
2147 DeleteObject (pixmap
);
2151 x_draw_image_foreground (s
);
2153 /* If we must draw a relief around the image, do it. */
2155 || s
->hl
== DRAW_IMAGE_RAISED
2156 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2157 x_draw_image_relief (s
);
2161 /* Draw stretch glyph string S. */
2164 x_draw_stretch_glyph_string (s
)
2165 struct glyph_string
*s
;
2167 xassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2169 if (s
->hl
== DRAW_CURSOR
2170 && !x_stretch_cursor_p
)
2172 /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
2173 as wide as the stretch glyph. */
2174 int width
, background_width
= s
->background_width
;
2175 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2179 background_width
-= left_x
- x
;
2182 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2185 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2187 /* Clear rest using the GC of the original non-cursor face. */
2188 if (width
< background_width
)
2190 XGCValues
*gc
= s
->face
->gc
;
2192 int w
= background_width
- width
, h
= s
->height
;
2197 if (s
->row
->mouse_face_p
2198 && cursor_in_mouse_face_p (s
->w
))
2200 x_set_mouse_face_gc (s
);
2206 get_glyph_string_clip_rect (s
, &r
);
2207 w32_set_clip_rectangle (hdc
, &r
);
2209 #if 0 /* TODO: stipple */
2210 if (s
->face
->stipple
)
2212 /* Fill background with a stipple pattern. */
2213 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2214 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2215 XSetFillStyle (s
->display
, gc
, FillSolid
);
2220 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2224 else if (!s
->background_filled_p
)
2226 int background_width
= s
->background_width
;
2227 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2229 /* Don't draw into left margin, fringe or scrollbar area
2230 except for header line and mode line. */
2231 if (x
< left_x
&& !s
->row
->mode_line_p
)
2233 background_width
-= left_x
- x
;
2236 if (background_width
> 0)
2237 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2240 s
->background_filled_p
= 1;
2244 /* Draw glyph string S. */
2247 x_draw_glyph_string (s
)
2248 struct glyph_string
*s
;
2250 int relief_drawn_p
= 0;
2252 /* If S draws into the background of its successor, draw the
2253 background of the successor first so that S can draw into it.
2254 This makes S->next use XDrawString instead of XDrawImageString. */
2255 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2258 struct glyph_string
*next
;
2259 for (width
= 0, next
= s
->next
;
2260 next
&& width
< s
->right_overhang
;
2261 width
+= next
->width
, next
= next
->next
)
2262 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2264 x_set_glyph_string_gc (next
);
2265 x_set_glyph_string_clipping (next
);
2266 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2267 x_draw_stretch_glyph_string (next
);
2269 x_draw_glyph_string_background (next
, 1);
2270 next
->num_clips
= 0;
2274 /* Set up S->gc, set clipping and draw S. */
2275 x_set_glyph_string_gc (s
);
2277 /* Draw relief (if any) in advance for char/composition so that the
2278 glyph string can be drawn over it. */
2279 if (!s
->for_overlaps
2280 && s
->face
->box
!= FACE_NO_BOX
2281 && (s
->first_glyph
->type
== CHAR_GLYPH
2282 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2285 x_set_glyph_string_clipping (s
);
2286 x_draw_glyph_string_background (s
, 1);
2287 x_draw_glyph_string_box (s
);
2288 x_set_glyph_string_clipping (s
);
2291 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2293 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2294 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2295 /* We must clip just this glyph. left_overhang part has already
2296 drawn when s->prev was drawn, and right_overhang part will be
2297 drawn later when s->next is drawn. */
2298 x_set_glyph_string_clipping_exactly (s
, s
);
2300 x_set_glyph_string_clipping (s
);
2302 switch (s
->first_glyph
->type
)
2305 x_draw_image_glyph_string (s
);
2309 x_draw_stretch_glyph_string (s
);
2313 if (s
->for_overlaps
)
2314 s
->background_filled_p
= 1;
2316 x_draw_glyph_string_background (s
, 0);
2317 x_draw_glyph_string_foreground (s
);
2320 case COMPOSITE_GLYPH
:
2321 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2322 && ! s
->first_glyph
->u
.cmp
.automatic
))
2323 s
->background_filled_p
= 1;
2325 x_draw_glyph_string_background (s
, 1);
2326 x_draw_composite_glyph_string_foreground (s
);
2333 if (!s
->for_overlaps
)
2335 /* Draw underline. */
2336 if (s
->face
->underline_p
)
2338 unsigned long thickness
, position
;
2341 if (s
->prev
&& s
->prev
->face
->underline_p
)
2343 /* We use the same underline style as the previous one. */
2344 thickness
= s
->prev
->underline_thickness
;
2345 position
= s
->prev
->underline_position
;
2349 /* Get the underline thickness. Default is 1 pixel. */
2350 if (s
->font
&& s
->font
->underline_thickness
> 0)
2351 thickness
= s
->font
->underline_thickness
;
2354 if (x_underline_at_descent_line
)
2355 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2358 /* Get the underline position. This is the recommended
2359 vertical offset in pixels from the baseline to the top of
2360 the underline. This is a signed value according to the
2361 specs, and its default is
2363 ROUND ((maximum_descent) / 2), with
2364 ROUND (x) = floor (x + 0.5) */
2366 if (x_use_underline_position_properties
2367 && s
->font
&& s
->font
->underline_position
>= 0)
2368 position
= s
->font
->underline_position
;
2370 position
= (s
->font
->descent
+ 1) / 2;
2372 position
= max (position
, underline_minimum_offset
);
2374 /* Check the sanity of thickness and position. We should
2375 avoid drawing underline out of the current line area. */
2376 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2377 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2378 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2379 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2380 s
->underline_thickness
= thickness
;
2381 s
->underline_position
=position
;
2382 y
= s
->ybase
+ position
;
2383 if (s
->face
->underline_defaulted_p
)
2385 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2390 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2394 /* Draw overline. */
2395 if (s
->face
->overline_p
)
2397 unsigned long dy
= 0, h
= 1;
2399 if (s
->face
->overline_color_defaulted_p
)
2401 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2402 s
->y
+ dy
, s
->width
, h
);
2406 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2407 s
->y
+ dy
, s
->width
, h
);
2411 /* Draw strike-through. */
2412 if (s
->face
->strike_through_p
2413 && !FONT_TEXTMETRIC(s
->font
).tmStruckOut
)
2415 unsigned long h
= 1;
2416 unsigned long dy
= (s
->height
- h
) / 2;
2418 if (s
->face
->strike_through_color_defaulted_p
)
2420 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2425 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2426 s
->y
+ dy
, s
->width
, h
);
2430 /* Draw relief if not yet drawn. */
2431 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2432 x_draw_glyph_string_box (s
);
2436 struct glyph_string
*prev
;
2438 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2439 if (prev
->hl
!= s
->hl
2440 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2442 /* As prev was drawn while clipped to its own area, we
2443 must draw the right_overhang part using s->hl now. */
2444 enum draw_glyphs_face save
= prev
->hl
;
2447 x_set_glyph_string_gc (prev
);
2448 x_set_glyph_string_clipping_exactly (s
, prev
);
2449 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2450 x_draw_glyph_string_foreground (prev
);
2452 x_draw_composite_glyph_string_foreground (prev
);
2453 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2455 prev
->num_clips
= 0;
2461 struct glyph_string
*next
;
2463 for (next
= s
->next
; next
; next
= next
->next
)
2464 if (next
->hl
!= s
->hl
2465 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2467 /* As next will be drawn while clipped to its own area,
2468 we must draw the left_overhang part using s->hl now. */
2469 enum draw_glyphs_face save
= next
->hl
;
2472 x_set_glyph_string_gc (next
);
2473 x_set_glyph_string_clipping_exactly (s
, next
);
2474 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2475 x_draw_glyph_string_foreground (next
);
2477 x_draw_composite_glyph_string_foreground (next
);
2478 w32_set_clip_rectangle (next
->hdc
, NULL
);
2480 next
->num_clips
= 0;
2485 /* Reset clipping. */
2486 w32_set_clip_rectangle (s
->hdc
, NULL
);
2491 /* Shift display to make room for inserted glyphs. */
2494 w32_shift_glyphs_for_insert (f
, x
, y
, width
, height
, shift_by
)
2496 int x
, y
, width
, height
, shift_by
;
2500 hdc
= get_frame_dc (f
);
2501 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2502 hdc
, x
, y
, SRCCOPY
);
2504 release_frame_dc (f
, hdc
);
2508 /* Delete N glyphs at the nominal cursor position. Not implemented
2512 x_delete_glyphs (f
, n
)
2516 if (! FRAME_W32_P (f
))
2523 /* Clear entire frame. If updating_frame is non-null, clear that
2524 frame. Otherwise clear the selected frame. */
2527 x_clear_frame (struct frame
*f
)
2529 if (! FRAME_W32_P (f
))
2532 /* Clearing the frame will erase any cursor, so mark them all as no
2534 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2535 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2536 output_cursor
.x
= -1;
2538 /* We don't set the output cursor here because there will always
2539 follow an explicit cursor_to. */
2542 w32_clear_window (f
);
2544 /* We have to clear the scroll bars, too. If we have changed
2545 colors or something like that, then they should be notified. */
2546 x_scroll_bar_clear (f
);
2552 /* Make audible bell. */
2555 w32_ring_bell (struct frame
*f
)
2559 if (FRAME_W32_P (f
) && visible_bell
)
2562 HWND hwnd
= FRAME_W32_WINDOW (f
);
2564 for (i
= 0; i
< 5; i
++)
2566 FlashWindow (hwnd
, TRUE
);
2569 FlashWindow (hwnd
, FALSE
);
2572 w32_sys_ring_bell (f
);
2578 /* Specify how many text lines, from the top of the window,
2579 should be affected by insert-lines and delete-lines operations.
2580 This, and those operations, are used only within an update
2581 that is bounded by calls to x_update_begin and x_update_end. */
2584 w32_set_terminal_window (n
)
2587 /* This function intentionally left blank. */
2591 /***********************************************************************
2593 ***********************************************************************/
2595 /* Perform an insert-lines or delete-lines operation, inserting N
2596 lines or deleting -N lines at vertical position VPOS. */
2599 x_ins_del_lines (f
, vpos
, n
)
2603 if (! FRAME_W32_P (f
))
2610 /* Scroll part of the display as described by RUN. */
2613 x_scroll_run (w
, run
)
2617 struct frame
*f
= XFRAME (w
->frame
);
2618 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2619 HWND hwnd
= FRAME_W32_WINDOW (f
);
2622 /* Get frame-relative bounding box of the text display area of W,
2623 without mode lines. Include in this box the left and right
2625 window_box (w
, -1, &x
, &y
, &width
, &height
);
2627 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2628 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2629 bottom_y
= y
+ height
;
2633 /* Scrolling up. Make sure we don't copy part of the mode
2634 line at the bottom. */
2635 if (from_y
+ run
->height
> bottom_y
)
2636 height
= bottom_y
- from_y
;
2638 height
= run
->height
;
2639 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2643 /* Scolling down. Make sure we don't copy over the mode line.
2645 if (to_y
+ run
->height
> bottom_y
)
2646 height
= bottom_y
- to_y
;
2648 height
= run
->height
;
2649 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2654 /* Cursor off. Will be switched on again in x_update_window_end. */
2661 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2662 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2664 from
.left
= to
.left
= x
;
2665 from
.right
= to
.right
= x
+ width
;
2667 from
.bottom
= from_y
+ height
;
2669 to
.bottom
= bottom_y
;
2671 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2672 NULL
, SW_INVALIDATE
);
2674 /* Combine this with what we expect to be dirty. This covers the
2675 case where not all of the region we expect is actually dirty. */
2676 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2678 /* If the dirty region is not what we expected, redraw the entire frame. */
2679 if (!EqualRgn (combined
, expect_dirty
))
2680 SET_FRAME_GARBAGED (f
);
2682 DeleteObject (dirty
);
2683 DeleteObject (combined
);
2687 DeleteObject (expect_dirty
);
2692 /***********************************************************************
2694 ***********************************************************************/
2700 x_update_cursor (f
, 1);
2701 x_set_frame_alpha (f
);
2705 frame_unhighlight (f
)
2708 x_update_cursor (f
, 1);
2709 x_set_frame_alpha (f
);
2712 /* The focus has changed. Update the frames as necessary to reflect
2713 the new situation. Note that we can't change the selected frame
2714 here, because the Lisp code we are interrupting might become confused.
2715 Each event gets marked with the frame in which it occurred, so the
2716 Lisp code can tell when the switch took place by examining the events. */
2719 x_new_focus_frame (dpyinfo
, frame
)
2720 struct w32_display_info
*dpyinfo
;
2721 struct frame
*frame
;
2723 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2725 if (frame
!= dpyinfo
->w32_focus_frame
)
2727 /* Set this before calling other routines, so that they see
2728 the correct value of w32_focus_frame. */
2729 dpyinfo
->w32_focus_frame
= frame
;
2731 if (old_focus
&& old_focus
->auto_lower
)
2732 x_lower_frame (old_focus
);
2734 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2735 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2737 pending_autoraise_frame
= 0;
2740 x_frame_rehighlight (dpyinfo
);
2744 /* Handle FocusIn and FocusOut state changes for FRAME.
2745 If FRAME has focus and there exists more than one frame, puts
2746 a FOCUS_IN_EVENT into *BUFP. */
2749 x_focus_changed (type
, state
, dpyinfo
, frame
, bufp
)
2752 struct w32_display_info
*dpyinfo
;
2753 struct frame
*frame
;
2754 struct input_event
*bufp
;
2756 if (type
== WM_SETFOCUS
)
2758 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2760 x_new_focus_frame (dpyinfo
, frame
);
2761 dpyinfo
->w32_focus_event_frame
= frame
;
2763 /* Don't stop displaying the initial startup message
2764 for a switch-frame event we don't need. */
2765 if (NILP (Vterminal_frame
)
2766 && CONSP (Vframe_list
)
2767 && !NILP (XCDR (Vframe_list
)))
2769 bufp
->kind
= FOCUS_IN_EVENT
;
2770 XSETFRAME (bufp
->frame_or_window
, frame
);
2774 frame
->output_data
.x
->focus_state
|= state
;
2776 /* TODO: IME focus? */
2778 else if (type
== WM_KILLFOCUS
)
2780 frame
->output_data
.x
->focus_state
&= ~state
;
2782 if (dpyinfo
->w32_focus_event_frame
== frame
)
2784 dpyinfo
->w32_focus_event_frame
= 0;
2785 x_new_focus_frame (dpyinfo
, 0);
2788 /* TODO: IME focus? */
2793 /* The focus may have changed. Figure out if it is a real focus change,
2794 by checking both FocusIn/Out and Enter/LeaveNotify events.
2796 Returns FOCUS_IN_EVENT event in *BUFP. */
2799 w32_detect_focus_change (dpyinfo
, event
, bufp
)
2800 struct w32_display_info
*dpyinfo
;
2802 struct input_event
*bufp
;
2804 struct frame
*frame
;
2806 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2810 /* On w32, this is only called from focus events, so no switch needed. */
2811 x_focus_changed (event
->msg
.message
,
2812 (event
->msg
.message
== WM_KILLFOCUS
?
2813 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2814 dpyinfo
, frame
, bufp
);
2818 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2821 x_mouse_leave (dpyinfo
)
2822 struct w32_display_info
*dpyinfo
;
2824 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2827 /* The focus has changed, or we have redirected a frame's focus to
2828 another frame (this happens when a frame uses a surrogate
2829 mini-buffer frame). Shift the highlight as appropriate.
2831 The FRAME argument doesn't necessarily have anything to do with which
2832 frame is being highlighted or un-highlighted; we only use it to find
2833 the appropriate X display info. */
2836 w32_frame_rehighlight (frame
)
2837 struct frame
*frame
;
2839 if (! FRAME_W32_P (frame
))
2841 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2845 x_frame_rehighlight (dpyinfo
)
2846 struct w32_display_info
*dpyinfo
;
2848 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2850 if (dpyinfo
->w32_focus_frame
)
2852 dpyinfo
->x_highlight_frame
2853 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2854 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2855 : dpyinfo
->w32_focus_frame
);
2856 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2858 FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
) = Qnil
;
2859 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2863 dpyinfo
->x_highlight_frame
= 0;
2865 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2868 frame_unhighlight (old_highlight
);
2869 if (dpyinfo
->x_highlight_frame
)
2870 frame_highlight (dpyinfo
->x_highlight_frame
);
2874 /* Keyboard processing - modifier keys, etc. */
2876 /* Convert a keysym to its name. */
2879 x_get_keysym_name (keysym
)
2882 /* Make static so we can always return it */
2883 static char value
[100];
2886 GetKeyNameText (keysym
, value
, 100);
2892 static int codepage_for_locale(LCID locale
)
2896 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
2903 /* Mouse clicks and mouse movement. Rah. */
2905 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
2906 the state in PUP. XBUTTON provides extra information for extended mouse
2907 button messages. Returns FALSE if unable to parse the message. */
2909 parse_button (message
, xbutton
, pbutton
, pup
)
2920 case WM_LBUTTONDOWN
:
2928 case WM_MBUTTONDOWN
:
2929 if (NILP (Vw32_swap_mouse_buttons
))
2936 if (NILP (Vw32_swap_mouse_buttons
))
2942 case WM_RBUTTONDOWN
:
2943 if (NILP (Vw32_swap_mouse_buttons
))
2950 if (NILP (Vw32_swap_mouse_buttons
))
2956 case WM_XBUTTONDOWN
:
2957 button
= xbutton
+ 2;
2961 button
= xbutton
+ 2;
2969 if (pbutton
) *pbutton
= button
;
2975 /* Prepare a mouse-event in *RESULT for placement in the input queue.
2977 If the event is a button press, then note that we have grabbed
2981 construct_mouse_click (result
, msg
, f
)
2982 struct input_event
*result
;
2989 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
2992 /* Make the event type NO_EVENT; we'll change that when we decide
2994 result
->kind
= MOUSE_CLICK_EVENT
;
2995 result
->code
= button
;
2996 result
->timestamp
= msg
->msg
.time
;
2997 result
->modifiers
= (msg
->dwModifiers
3002 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3003 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3004 XSETFRAME (result
->frame_or_window
, f
);
3010 construct_mouse_wheel (result
, msg
, f
)
3011 struct input_event
*result
;
3018 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3021 result
->timestamp
= msg
->msg
.time
;
3023 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3024 forward, away from the user (up); a negative value indicates that
3025 the wheel was rotated backward, toward the user (down). */
3026 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3028 /* The up and down modifiers indicate if the wheel was rotated up or
3029 down based on WHEEL_DELTA value. */
3030 result
->modifiers
= (msg
->dwModifiers
3031 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3033 /* With multiple monitors, we can legitimately get negative
3034 coordinates, so cast to short to interpret them correctly. */
3035 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3036 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3037 ScreenToClient (msg
->msg
.hwnd
, &p
);
3038 XSETINT (result
->x
, p
.x
);
3039 XSETINT (result
->y
, p
.y
);
3040 XSETFRAME (result
->frame_or_window
, f
);
3046 construct_drag_n_drop (result
, msg
, f
)
3047 struct input_event
*result
;
3059 result
->kind
= DRAG_N_DROP_EVENT
;
3061 result
->timestamp
= msg
->msg
.time
;
3062 result
->modifiers
= msg
->dwModifiers
;
3064 hdrop
= (HDROP
) msg
->msg
.wParam
;
3065 DragQueryPoint (hdrop
, &p
);
3068 p
.x
= LOWORD (msg
->msg
.lParam
);
3069 p
.y
= HIWORD (msg
->msg
.lParam
);
3070 ScreenToClient (msg
->msg
.hwnd
, &p
);
3073 XSETINT (result
->x
, p
.x
);
3074 XSETINT (result
->y
, p
.y
);
3076 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3079 for (i
= 0; i
< num_files
; i
++)
3081 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3084 name
= alloca (len
+ 1);
3085 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3086 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3091 XSETFRAME (frame
, f
);
3092 result
->frame_or_window
= frame
;
3093 result
->arg
= files
;
3098 /* Function to report a mouse movement to the mainstream Emacs code.
3099 The input handler calls this.
3101 We have received a mouse movement event, which is given in *event.
3102 If the mouse is over a different glyph than it was last time, tell
3103 the mainstream emacs code by setting mouse_moved. If not, ask for
3104 another motion event, so we can check again the next time it moves. */
3106 static MSG last_mouse_motion_event
;
3107 static Lisp_Object last_mouse_motion_frame
;
3110 note_mouse_movement (frame
, msg
)
3114 int mouse_x
= LOWORD (msg
->lParam
);
3115 int mouse_y
= HIWORD (msg
->lParam
);
3117 last_mouse_movement_time
= msg
->time
;
3118 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3119 XSETFRAME (last_mouse_motion_frame
, frame
);
3121 if (!FRAME_X_OUTPUT (frame
))
3124 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3126 frame
->mouse_moved
= 1;
3127 last_mouse_scroll_bar
= Qnil
;
3128 note_mouse_highlight (frame
, -1, -1);
3129 last_mouse_glyph_frame
= 0;
3133 /* Has the mouse moved off the glyph it was on at the last sighting? */
3134 if (frame
!= last_mouse_glyph_frame
3135 || mouse_x
< last_mouse_glyph
.left
3136 || mouse_x
>= last_mouse_glyph
.right
3137 || mouse_y
< last_mouse_glyph
.top
3138 || mouse_y
>= last_mouse_glyph
.bottom
)
3140 frame
->mouse_moved
= 1;
3141 last_mouse_scroll_bar
= Qnil
;
3142 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3143 /* Remember the mouse position here, as w32_mouse_position only
3144 gets called when mouse tracking is enabled but we also need
3145 to keep track of the mouse for help_echo and highlighting at
3147 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3148 last_mouse_glyph_frame
= frame
;
3156 /************************************************************************
3158 ************************************************************************/
3160 static struct scroll_bar
*x_window_to_scroll_bar ();
3161 static void x_scroll_bar_report_motion ();
3162 static void x_check_fullscreen
P_ ((struct frame
*));
3165 redo_mouse_highlight ()
3167 if (!NILP (last_mouse_motion_frame
)
3168 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3169 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3170 LOWORD (last_mouse_motion_event
.lParam
),
3171 HIWORD (last_mouse_motion_event
.lParam
));
3175 w32_define_cursor (window
, cursor
)
3179 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3181 /* Return the current position of the mouse.
3182 *fp should be a frame which indicates which display to ask about.
3184 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3185 and *part to the frame, window, and scroll bar part that the mouse
3186 is over. Set *x and *y to the portion and whole of the mouse's
3187 position on the scroll bar.
3189 If the mouse movement started elsewhere, set *fp to the frame the
3190 mouse is on, *bar_window to nil, and *x and *y to the character cell
3193 Set *time to the server time-stamp for the time at which the mouse
3194 was at this position.
3196 Don't store anything if we don't have a valid set of values to report.
3198 This clears the mouse_moved flag, so we can wait for the next mouse
3202 w32_mouse_position (fp
, insist
, bar_window
, part
, x
, y
, time
)
3205 Lisp_Object
*bar_window
;
3206 enum scroll_bar_part
*part
;
3208 unsigned long *time
;
3214 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3215 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3220 Lisp_Object frame
, tail
;
3222 /* Clear the mouse-moved flag for every frame on this display. */
3223 FOR_EACH_FRAME (tail
, frame
)
3224 XFRAME (frame
)->mouse_moved
= 0;
3226 last_mouse_scroll_bar
= Qnil
;
3230 /* Now we have a position on the root; find the innermost window
3231 containing the pointer. */
3233 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3234 && FRAME_LIVE_P (last_mouse_frame
))
3236 /* If mouse was grabbed on a frame, give coords for that frame
3237 even if the mouse is now outside it. */
3238 f1
= last_mouse_frame
;
3242 /* Is window under mouse one of our frames? */
3243 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3244 WindowFromPoint (pt
));
3247 /* If not, is it one of our scroll bars? */
3250 struct scroll_bar
*bar
3251 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3255 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3259 if (f1
== 0 && insist
> 0)
3260 f1
= SELECTED_FRAME ();
3264 /* Ok, we found a frame. Store all the values.
3265 last_mouse_glyph is a rectangle used to reduce the
3266 generation of mouse events. To not miss any motion
3267 events, we must divide the frame into rectangles of the
3268 size of the smallest character that could be displayed
3269 on it, i.e. into the same rectangles that matrices on
3270 the frame are divided into. */
3272 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3273 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3274 last_mouse_glyph_frame
= f1
;
3281 *time
= last_mouse_movement_time
;
3290 /***********************************************************************
3292 ***********************************************************************/
3294 /* Handle mouse button event on the tool-bar of frame F, at
3295 frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
3299 w32_handle_tool_bar_click (f
, button_event
)
3301 struct input_event
*button_event
;
3303 int x
= XFASTINT (button_event
->x
);
3304 int y
= XFASTINT (button_event
->y
);
3306 if (button_event
->modifiers
& down_modifier
)
3307 handle_tool_bar_click (f
, x
, y
, 1, 0);
3309 handle_tool_bar_click (f
, x
, y
, 0,
3310 button_event
->modifiers
& ~up_modifier
);
3315 /***********************************************************************
3317 ***********************************************************************/
3319 /* Scroll bar support. */
3321 /* Given a window ID, find the struct scroll_bar which manages it.
3322 This can be called in GC, so we have to make sure to strip off mark
3325 static struct scroll_bar
*
3326 x_window_to_scroll_bar (window_id
)
3331 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3333 Lisp_Object frame
, bar
, condemned
;
3335 frame
= XCAR (tail
);
3336 /* All elements of Vframe_list should be frames. */
3337 if (! FRAMEP (frame
))
3340 /* Scan this frame's scroll bar list for a scroll bar with the
3342 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3343 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3344 /* This trick allows us to search both the ordinary and
3345 condemned scroll bar lists with one loop. */
3346 ! NILP (bar
) || (bar
= condemned
,
3349 bar
= XSCROLL_BAR (bar
)->next
)
3350 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3351 return XSCROLL_BAR (bar
);
3359 /* Set the thumb size and position of scroll bar BAR. We are currently
3360 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3363 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
)
3364 struct scroll_bar
*bar
;
3365 int portion
, position
, whole
;
3367 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3368 /* We use the whole scroll-bar height in the calculations below, to
3369 avoid strange effects like scrolling backwards when just clicking
3370 on the handle (without moving it). */
3371 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3372 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3373 int sb_page
, sb_pos
;
3374 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3377 /* We used to change the nPage setting while dragging the handle,
3378 but that had very strange effects (such as scrolling backwards
3379 while dragging downwards).
3381 Now, we don't change the nPage setting while dragging unless we
3382 get near to the end of the buffer, in which case we often have to
3383 resize the handle to "go all the way". */
3389 si
.cbSize
= sizeof (si
);
3390 si
.fMask
= SIF_POS
| SIF_PAGE
;
3391 GetScrollInfo(w
, SB_CTL
, &si
);
3392 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3400 /* Position scroll bar at rock bottom if the bottom of the
3401 buffer is visible. This avoids shinking the thumb away
3402 to nothing if it is held at the bottom of the buffer. */
3403 if (position
+ portion
>= whole
&& !draggingp
)
3405 sb_page
= range
* (whole
- position
) / whole
;
3410 sb_pos
= position
* range
/ whole
;
3411 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3420 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3424 si
.cbSize
= sizeof (si
);
3425 si
.fMask
= SIF_PAGE
| SIF_POS
;
3429 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3435 /************************************************************************
3436 Scroll bars, general
3437 ************************************************************************/
3440 my_create_scrollbar (f
, bar
)
3442 struct scroll_bar
* bar
;
3444 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3445 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3449 /*#define ATTACH_THREADS*/
3452 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3454 #ifndef ATTACH_THREADS
3455 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3456 (WPARAM
) hwnd
, (LPARAM
) how
);
3458 return ShowWindow (hwnd
, how
);
3463 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3464 int x
, int y
, int cx
, int cy
, UINT flags
)
3466 #ifndef ATTACH_THREADS
3468 pos
.hwndInsertAfter
= hwndAfter
;
3474 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3476 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3481 my_set_focus (f
, hwnd
)
3485 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3490 my_set_foreground_window (hwnd
)
3493 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3498 my_destroy_window (f
, hwnd
)
3502 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3506 /* Create a scroll bar and return the scroll bar vector for it. W is
3507 the Emacs window on which to create the scroll bar. TOP, LEFT,
3508 WIDTH and HEIGHT are.the pixel coordinates and dimensions of the
3511 static struct scroll_bar
*
3512 x_scroll_bar_create (w
, top
, left
, width
, height
)
3514 int top
, left
, width
, height
;
3516 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3519 struct scroll_bar
*bar
3520 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3524 XSETWINDOW (bar
->window
, w
);
3525 XSETINT (bar
->top
, top
);
3526 XSETINT (bar
->left
, left
);
3527 XSETINT (bar
->width
, width
);
3528 XSETINT (bar
->height
, height
);
3529 XSETINT (bar
->start
, 0);
3530 XSETINT (bar
->end
, 0);
3531 bar
->dragging
= Qnil
;
3532 bar
->fringe_extended_p
= Qnil
;
3534 /* Requires geometry to be set before call to create the real window */
3536 hwnd
= my_create_scrollbar (f
, bar
);
3538 si
.cbSize
= sizeof (si
);
3541 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3542 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3546 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3548 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3550 /* Add bar to its frame's list of scroll bars. */
3551 bar
->next
= FRAME_SCROLL_BARS (f
);
3553 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
3554 if (! NILP (bar
->next
))
3555 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3563 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3567 x_scroll_bar_remove (bar
)
3568 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 (w
, portion
, whole
, position
)
3590 int portion
, whole
, position
;
3592 struct frame
*f
= XFRAME (w
->frame
);
3593 struct scroll_bar
*bar
;
3594 int top
, height
, left
, sb_left
, width
, sb_width
;
3595 int window_y
, window_height
;
3596 int fringe_extended_p
;
3598 /* Get window dimensions. */
3599 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3601 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3602 height
= window_height
;
3604 /* Compute the left edge of the scroll bar area. */
3605 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3607 /* Compute the width of the scroll bar which might be less than
3608 the width of the area reserved for the scroll bar. */
3609 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3610 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3614 /* Compute the left edge of the scroll bar. */
3615 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3616 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3618 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3620 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3621 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3622 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3623 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3624 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3626 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3627 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3628 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3629 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3631 /* Does the scroll bar exist yet? */
3632 if (NILP (w
->vertical_scroll_bar
))
3636 if (width
> 0 && height
> 0)
3638 hdc
= get_frame_dc (f
);
3639 if (fringe_extended_p
)
3640 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3642 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3643 release_frame_dc (f
, hdc
);
3647 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3651 /* It may just need to be moved and resized. */
3654 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3655 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3657 /* If already correctly positioned, do nothing. */
3658 if ( XINT (bar
->left
) == sb_left
3659 && XINT (bar
->top
) == top
3660 && XINT (bar
->width
) == sb_width
3661 && XINT (bar
->height
) == height
3662 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3664 /* Redraw after clear_frame. */
3665 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3666 InvalidateRect (hwnd
, NULL
, FALSE
);
3674 if (width
&& height
)
3676 hdc
= get_frame_dc (f
);
3677 /* Since Windows scroll bars are smaller than the space reserved
3678 for them on the frame, we have to clear "under" them. */
3679 if (fringe_extended_p
)
3680 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3682 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3683 release_frame_dc (f
, hdc
);
3685 /* Make sure scroll bar is "visible" before moving, to ensure the
3686 area of the parent window now exposed will be refreshed. */
3687 my_show_window (f
, hwnd
, SW_HIDE
);
3688 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3689 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3690 max (height
, 1), TRUE
);
3692 si
.cbSize
= sizeof (si
);
3693 si
.fMask
= SIF_RANGE
;
3695 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3696 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3698 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3700 my_show_window (f
, hwnd
, SW_NORMAL
);
3701 /* InvalidateRect (w, NULL, FALSE); */
3703 /* Remember new settings. */
3704 XSETINT (bar
->left
, sb_left
);
3705 XSETINT (bar
->top
, top
);
3706 XSETINT (bar
->width
, sb_width
);
3707 XSETINT (bar
->height
, height
);
3712 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3714 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3716 XSETVECTOR (w
->vertical_scroll_bar
, bar
);
3720 /* The following three hooks are used when we're doing a thorough
3721 redisplay of the frame. We don't explicitly know which scroll bars
3722 are going to be deleted, because keeping track of when windows go
3723 away is a real pain - "Can you say set-window-configuration, boys
3724 and girls?" Instead, we just assert at the beginning of redisplay
3725 that *all* scroll bars are to be removed, and then save a scroll bar
3726 from the fiery pit when we actually redisplay its window. */
3728 /* Arrange for all scroll bars on FRAME to be removed at the next call
3729 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3730 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3733 w32_condemn_scroll_bars (frame
)
3736 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3737 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3740 bar
= FRAME_SCROLL_BARS (frame
);
3741 FRAME_SCROLL_BARS (frame
) = XSCROLL_BAR (bar
)->next
;
3742 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3743 XSCROLL_BAR (bar
)->prev
= Qnil
;
3744 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3745 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3746 FRAME_CONDEMNED_SCROLL_BARS (frame
) = bar
;
3751 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3752 Note that WINDOW isn't necessarily condemned at all. */
3755 w32_redeem_scroll_bar (window
)
3756 struct window
*window
;
3758 struct scroll_bar
*bar
;
3761 /* We can't redeem this window's scroll bar if it doesn't have one. */
3762 if (NILP (window
->vertical_scroll_bar
))
3765 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3767 /* Unlink it from the condemned list. */
3768 f
= XFRAME (WINDOW_FRAME (window
));
3769 if (NILP (bar
->prev
))
3771 /* If the prev pointer is nil, it must be the first in one of
3773 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3774 /* It's not condemned. Everything's fine. */
3776 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3777 window
->vertical_scroll_bar
))
3778 FRAME_CONDEMNED_SCROLL_BARS (f
) = bar
->next
;
3780 /* If its prev pointer is nil, it must be at the front of
3781 one or the other! */
3785 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3787 if (! NILP (bar
->next
))
3788 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
3790 bar
->next
= FRAME_SCROLL_BARS (f
);
3792 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
3793 if (! NILP (bar
->next
))
3794 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3797 /* Remove all scroll bars on FRAME that haven't been saved since the
3798 last call to `*condemn_scroll_bars_hook'. */
3801 w32_judge_scroll_bars (f
)
3804 Lisp_Object bar
, next
;
3806 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
3808 /* Clear out the condemned list now so we won't try to process any
3809 more events on the hapless scroll bars. */
3810 FRAME_CONDEMNED_SCROLL_BARS (f
) = Qnil
;
3812 for (; ! NILP (bar
); bar
= next
)
3814 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
3816 x_scroll_bar_remove (b
);
3819 b
->next
= b
->prev
= Qnil
;
3822 /* Now there should be no references to the condemned scroll bars,
3823 and they should get garbage-collected. */
3826 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
3827 is set to something other than NO_EVENT, it is enqueued.
3829 This may be called from a signal handler, so we have to ignore GC
3833 w32_scroll_bar_handle_click (bar
, msg
, emacs_event
)
3834 struct scroll_bar
*bar
;
3836 struct input_event
*emacs_event
;
3838 if (! WINDOWP (bar
->window
))
3841 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
3842 emacs_event
->code
= 0;
3843 /* not really meaningful to distinguish up/down */
3844 emacs_event
->modifiers
= msg
->dwModifiers
;
3845 emacs_event
->frame_or_window
= bar
->window
;
3846 emacs_event
->arg
= Qnil
;
3847 emacs_event
->timestamp
= msg
->msg
.time
;
3850 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3852 int dragging
= !NILP (bar
->dragging
);
3855 si
.cbSize
= sizeof (si
);
3858 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
3861 bar
->dragging
= Qnil
;
3864 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
3866 switch (LOWORD (msg
->msg
.wParam
))
3869 emacs_event
->part
= scroll_bar_down_arrow
;
3872 emacs_event
->part
= scroll_bar_up_arrow
;
3875 emacs_event
->part
= scroll_bar_above_handle
;
3878 emacs_event
->part
= scroll_bar_below_handle
;
3881 emacs_event
->part
= scroll_bar_handle
;
3885 emacs_event
->part
= scroll_bar_handle
;
3889 case SB_THUMBPOSITION
:
3890 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3891 y
= HIWORD (msg
->msg
.wParam
);
3893 emacs_event
->part
= scroll_bar_handle
;
3895 /* "Silently" update current position. */
3899 si
.cbSize
= sizeof (si
);
3902 /* Remember apparent position (we actually lag behind the real
3903 position, so don't set that directly. */
3904 last_scroll_bar_drag_pos
= y
;
3906 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
3910 /* If this is the end of a drag sequence, then reset the scroll
3911 handle size to normal and do a final redraw. Otherwise do
3916 int start
= XINT (bar
->start
);
3917 int end
= XINT (bar
->end
);
3919 si
.cbSize
= sizeof (si
);
3920 si
.fMask
= SIF_PAGE
| SIF_POS
;
3921 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3922 si
.nPos
= last_scroll_bar_drag_pos
;
3923 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
3927 emacs_event
->kind
= NO_EVENT
;
3931 XSETINT (emacs_event
->x
, y
);
3932 XSETINT (emacs_event
->y
, top_range
);
3938 /* Return information to the user about the current position of the mouse
3939 on the scroll bar. */
3942 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
)
3944 Lisp_Object
*bar_window
;
3945 enum scroll_bar_part
*part
;
3947 unsigned long *time
;
3949 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
3950 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3951 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3953 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3959 *bar_window
= bar
->window
;
3961 si
.cbSize
= sizeof (si
);
3962 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
3964 GetScrollInfo (w
, SB_CTL
, &si
);
3966 top_range
= si
.nMax
- si
.nPage
+ 1;
3968 switch (LOWORD (last_mouse_scroll_bar_pos
))
3970 case SB_THUMBPOSITION
:
3972 *part
= scroll_bar_handle
;
3973 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3974 pos
= HIWORD (last_mouse_scroll_bar_pos
);
3977 *part
= scroll_bar_handle
;
3981 *part
= scroll_bar_handle
;
3986 XSETINT (*y
, top_range
);
3989 last_mouse_scroll_bar
= Qnil
;
3991 *time
= last_mouse_movement_time
;
3997 /* The screen has been cleared so we may have changed foreground or
3998 background colors, and the scroll bars may need to be redrawn.
3999 Clear out the scroll bars, and ask for expose events, so we can
4003 x_scroll_bar_clear (f
)
4008 /* We can have scroll bars even if this is 0,
4009 if we just turned off scroll bar mode.
4010 But in that case we should not clear them. */
4011 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4012 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4013 bar
= XSCROLL_BAR (bar
)->next
)
4015 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4016 HDC hdc
= GetDC (window
);
4019 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4020 arranges to refresh the scroll bar if hidden. */
4021 my_show_window (f
, window
, SW_HIDE
);
4023 GetClientRect (window
, &rect
);
4024 select_palette (f
, hdc
);
4025 w32_clear_rect (f
, hdc
, &rect
);
4026 deselect_palette (f
, hdc
);
4028 ReleaseDC (window
, hdc
);
4033 /* The main W32 event-reading loop - w32_read_socket. */
4035 /* Record the last 100 characters stored
4036 to help debug the loss-of-chars-during-GC problem. */
4038 static int temp_index
;
4039 static short temp_buffer
[100];
4041 /* Temporarily store lead byte of DBCS input sequences. */
4042 static char dbcs_lead
= 0;
4044 /* Read events coming from the W32 shell.
4045 This routine is called by the SIGIO handler.
4046 We return as soon as there are no more events to be read.
4048 We return the number of characters stored into the buffer,
4049 thus pretending to be `read'.
4051 EXPECTED is nonzero if the caller knows input is available.
4053 Some of these messages are reposted back to the message queue since the
4054 system calls the windows proc directly in a context where we cannot return
4055 the data nor can we guarantee the state we are in. So if we dispatch them
4056 we will get into an infinite loop. To prevent this from ever happening we
4057 will set a variable to indicate we are in the read_socket call and indicate
4058 which message we are processing since the windows proc gets called
4059 recursively with different messages by the system.
4063 w32_read_socket (sd
, expected
, hold_quit
)
4066 struct input_event
*hold_quit
;
4069 int check_visibility
= 0;
4072 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4074 if (interrupt_input_blocked
)
4076 interrupt_input_pending
= 1;
4080 interrupt_input_pending
= 0;
4083 /* So people can tell when we have read the available input. */
4084 input_signal_count
++;
4086 /* TODO: ghostscript integration. */
4087 while (get_next_msg (&msg
, FALSE
))
4089 struct input_event inev
;
4093 inev
.kind
= NO_EVENT
;
4096 switch (msg
.msg
.message
)
4098 case WM_EMACS_PAINT
:
4099 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4103 if (msg
.rect
.right
== msg
.rect
.left
||
4104 msg
.rect
.bottom
== msg
.rect
.top
)
4106 /* We may get paint messages even though the client
4107 area is clipped - these are not expose events. */
4108 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4111 else if (f
->async_visible
!= 1)
4113 /* Definitely not obscured, so mark as visible. */
4114 f
->async_visible
= 1;
4115 f
->async_iconified
= 0;
4116 SET_FRAME_GARBAGED (f
);
4117 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4120 /* WM_PAINT serves as MapNotify as well, so report
4121 visibility changes properly. */
4124 inev
.kind
= DEICONIFY_EVENT
;
4125 XSETFRAME (inev
.frame_or_window
, f
);
4127 else if (! NILP (Vframe_list
)
4128 && ! NILP (XCDR (Vframe_list
)))
4129 /* Force a redisplay sooner or later to update the
4130 frame titles in case this is the second frame. */
4131 record_asynch_buffer_change ();
4135 HDC hdc
= get_frame_dc (f
);
4137 /* Erase background again for safety. */
4138 w32_clear_rect (f
, hdc
, &msg
.rect
);
4139 release_frame_dc (f
, hdc
);
4143 msg
.rect
.right
- msg
.rect
.left
,
4144 msg
.rect
.bottom
- msg
.rect
.top
);
4149 case WM_INPUTLANGCHANGE
:
4150 /* Generate a language change event. */
4151 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4153 /* lParam contains the input lang ID. Use it to update our
4154 record of the keyboard codepage. */
4155 keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4160 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4161 XSETFRAME (inev
.frame_or_window
, f
);
4162 inev
.code
= msg
.msg
.wParam
;
4163 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4169 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4171 if (f
&& !f
->iconified
)
4173 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4174 && !EQ (f
->tool_bar_window
, dpyinfo
->mouse_face_window
))
4176 clear_mouse_face (dpyinfo
);
4177 dpyinfo
->mouse_face_hidden
= 1;
4180 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4182 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4183 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4184 inev
.code
= msg
.msg
.wParam
;
4185 inev
.modifiers
= msg
.dwModifiers
;
4186 XSETFRAME (inev
.frame_or_window
, f
);
4187 inev
.timestamp
= msg
.msg
.time
;
4194 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4196 if (f
&& !f
->iconified
)
4198 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4199 && !EQ (f
->tool_bar_window
, dpyinfo
->mouse_face_window
))
4201 clear_mouse_face (dpyinfo
);
4202 dpyinfo
->mouse_face_hidden
= 1;
4205 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4207 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4209 inev
.modifiers
= msg
.dwModifiers
;
4210 XSETFRAME (inev
.frame_or_window
, f
);
4211 inev
.timestamp
= msg
.msg
.time
;
4213 if (msg
.msg
.message
== WM_UNICHAR
)
4215 inev
.code
= msg
.msg
.wParam
;
4217 else if (msg
.msg
.wParam
< 256)
4222 dbcs
[1] = (char) msg
.msg
.wParam
;
4226 dbcs
[0] = dbcs_lead
;
4228 if (!MultiByteToWideChar (keyboard_codepage
, 0,
4232 DebPrint (("Invalid DBCS sequence: %d %d\n",
4234 inev
.kind
= NO_EVENT
;
4238 else if (IsDBCSLeadByteEx (keyboard_codepage
,
4239 (BYTE
) msg
.msg
.wParam
))
4241 dbcs_lead
= (char) msg
.msg
.wParam
;
4242 inev
.kind
= NO_EVENT
;
4247 if (!MultiByteToWideChar (keyboard_codepage
, 0,
4248 &dbcs
[1], 1, &code
, 1))
4250 /* What to do with garbage? */
4251 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4252 inev
.kind
= NO_EVENT
;
4260 /* Windows shouldn't generate WM_CHAR events above 0xFF
4261 in non-Unicode message handlers. */
4262 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4263 inev
.kind
= NO_EVENT
;
4266 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4267 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4272 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4274 if (f
&& !f
->iconified
)
4276 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4277 && !EQ (f
->tool_bar_window
, dpyinfo
->mouse_face_window
))
4279 clear_mouse_face (dpyinfo
);
4280 dpyinfo
->mouse_face_hidden
= 1;
4283 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4285 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4286 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4287 inev
.code
= GET_APPCOMMAND_LPARAM(msg
.msg
.lParam
);
4288 inev
.modifiers
= msg
.dwModifiers
;
4289 XSETFRAME (inev
.frame_or_window
, f
);
4290 inev
.timestamp
= msg
.msg
.time
;
4295 /* Ignore non-movement. */
4297 int x
= LOWORD (msg
.msg
.lParam
);
4298 int y
= HIWORD (msg
.msg
.lParam
);
4299 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4301 last_mousemove_x
= x
;
4302 last_mousemove_y
= y
;
4305 previous_help_echo_string
= help_echo_string
;
4306 help_echo_string
= Qnil
;
4308 if (dpyinfo
->grabbed
&& last_mouse_frame
4309 && FRAME_LIVE_P (last_mouse_frame
))
4310 f
= last_mouse_frame
;
4312 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4314 if (dpyinfo
->mouse_face_hidden
)
4316 dpyinfo
->mouse_face_hidden
= 0;
4317 clear_mouse_face (dpyinfo
);
4322 /* Generate SELECT_WINDOW_EVENTs when needed. */
4323 if (!NILP (Vmouse_autoselect_window
))
4326 int x
= LOWORD (msg
.msg
.lParam
);
4327 int y
= HIWORD (msg
.msg
.lParam
);
4329 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 0);
4331 /* Window will be selected only when it is not
4332 selected now and last mouse movement event was
4333 not in it. Minibuffer window will be selected
4334 only when it is active. */
4336 && !EQ (window
, last_window
)
4337 && !EQ (window
, selected_window
)
4338 /* For click-to-focus window managers
4339 create event iff we don't leave the
4341 && (focus_follows_mouse
4342 || (EQ (XWINDOW (window
)->frame
,
4343 XWINDOW (selected_window
)->frame
))))
4345 inev
.kind
= SELECT_WINDOW_EVENT
;
4346 inev
.frame_or_window
= window
;
4351 if (!note_mouse_movement (f
, &msg
.msg
))
4352 help_echo_string
= previous_help_echo_string
;
4356 /* If we move outside the frame, then we're
4357 certainly no longer on any text in the frame. */
4358 clear_mouse_face (dpyinfo
);
4361 /* If the contents of the global variable help_echo_string
4362 has changed, generate a HELP_EVENT. */
4363 #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE.
4364 But it was originally changed to this to fix a bug, so I have
4365 not removed it completely in case the bug is still there. */
4366 if (help_echo_string
!= previous_help_echo_string
||
4367 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4368 #else /* This is what xterm.c does. */
4369 if (!NILP (help_echo_string
)
4370 || !NILP (previous_help_echo_string
))
4375 case WM_LBUTTONDOWN
:
4377 case WM_MBUTTONDOWN
:
4379 case WM_RBUTTONDOWN
:
4381 case WM_XBUTTONDOWN
:
4384 /* If we decide we want to generate an event to be seen
4385 by the rest of Emacs, we put it here. */
4390 if (dpyinfo
->grabbed
&& last_mouse_frame
4391 && FRAME_LIVE_P (last_mouse_frame
))
4392 f
= last_mouse_frame
;
4394 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4398 construct_mouse_click (&inev
, &msg
, f
);
4400 /* Is this in the tool-bar? */
4401 if (WINDOWP (f
->tool_bar_window
)
4402 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4405 int x
= XFASTINT (inev
.x
);
4406 int y
= XFASTINT (inev
.y
);
4408 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 1);
4410 if (EQ (window
, f
->tool_bar_window
))
4412 w32_handle_tool_bar_click (f
, &inev
);
4418 || (dpyinfo
->w32_focus_frame
4419 && f
!= dpyinfo
->w32_focus_frame
))
4420 inev
.kind
= NO_EVENT
;
4423 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4428 dpyinfo
->grabbed
&= ~ (1 << button
);
4432 dpyinfo
->grabbed
|= (1 << button
);
4433 last_mouse_frame
= f
;
4434 /* Ignore any mouse motion that happened
4435 before this event; any subsequent mouse-movement
4436 Emacs events should reflect only motion after
4442 last_tool_bar_item
= -1;
4448 case WM_MOUSEHWHEEL
:
4450 if (dpyinfo
->grabbed
&& last_mouse_frame
4451 && FRAME_LIVE_P (last_mouse_frame
))
4452 f
= last_mouse_frame
;
4454 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4459 if (!dpyinfo
->w32_focus_frame
4460 || f
== dpyinfo
->w32_focus_frame
)
4462 /* Emit an Emacs wheel-up/down event. */
4463 construct_mouse_wheel (&inev
, &msg
, f
);
4465 /* Ignore any mouse motion that happened before this
4466 event; any subsequent mouse-movement Emacs events
4467 should reflect only motion after the
4471 last_mouse_frame
= f
;
4472 last_tool_bar_item
= -1;
4477 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4480 construct_drag_n_drop (&inev
, &msg
, f
);
4485 struct scroll_bar
*bar
=
4486 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4489 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4493 case WM_WINDOWPOSCHANGED
:
4494 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4497 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4498 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4500 check_visibility
= 1;
4504 case WM_ACTIVATEAPP
:
4505 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4507 x_check_fullscreen (f
);
4508 check_visibility
= 1;
4512 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4514 if (f
&& !f
->async_iconified
)
4518 x_real_positions (f
, &x
, &y
);
4523 check_visibility
= 1;
4527 /* wParam non-zero means Window is about to be shown, 0 means
4528 about to be hidden. */
4529 /* Redo the mouse-highlight after the tooltip has gone. */
4530 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4533 redo_mouse_highlight ();
4536 /* If window has been obscured or exposed by another window
4537 being maximised or minimised/restored, then recheck
4538 visibility of all frames. Direct changes to our own
4539 windows get handled by WM_SIZE. */
4541 if (msg
.msg
.lParam
!= 0)
4542 check_visibility
= 1;
4545 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4546 f
->async_visible
= msg
.msg
.wParam
;
4550 check_visibility
= 1;
4554 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4556 /* Inform lisp of whether frame has been iconified etc. */
4559 switch (msg
.msg
.wParam
)
4561 case SIZE_MINIMIZED
:
4562 f
->async_visible
= 0;
4563 f
->async_iconified
= 1;
4565 inev
.kind
= ICONIFY_EVENT
;
4566 XSETFRAME (inev
.frame_or_window
, f
);
4569 case SIZE_MAXIMIZED
:
4571 f
->async_visible
= 1;
4572 f
->async_iconified
= 0;
4574 /* wait_reading_process_output will notice this and update
4575 the frame's display structures. */
4576 SET_FRAME_GARBAGED (f
);
4582 /* Reset top and left positions of the Window
4583 here since Windows sends a WM_MOVE message
4584 BEFORE telling us the Window is minimized
4585 when the Window is iconified, with 3000,3000
4587 x_real_positions (f
, &x
, &y
);
4591 inev
.kind
= DEICONIFY_EVENT
;
4592 XSETFRAME (inev
.frame_or_window
, f
);
4594 else if (! NILP (Vframe_list
)
4595 && ! NILP (XCDR (Vframe_list
)))
4596 /* Force a redisplay sooner or later
4597 to update the frame titles
4598 in case this is the second frame. */
4599 record_asynch_buffer_change ();
4604 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4612 GetClientRect (msg
.msg
.hwnd
, &rect
);
4614 height
= rect
.bottom
- rect
.top
;
4615 width
= rect
.right
- rect
.left
;
4617 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4618 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4620 /* TODO: Clip size to the screen dimensions. */
4622 /* Even if the number of character rows and columns has
4623 not changed, the font size may have changed, so we need
4624 to check the pixel dimensions as well. */
4626 if (columns
!= FRAME_COLS (f
)
4627 || rows
!= FRAME_LINES (f
)
4628 || width
!= FRAME_PIXEL_WIDTH (f
)
4629 || height
!= FRAME_PIXEL_HEIGHT (f
))
4631 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4632 SET_FRAME_GARBAGED (f
);
4633 cancel_mouse_face (f
);
4634 FRAME_PIXEL_WIDTH (f
) = width
;
4635 FRAME_PIXEL_HEIGHT (f
) = height
;
4636 f
->win_gravity
= NorthWestGravity
;
4640 check_visibility
= 1;
4644 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4647 if (f
== dpyinfo
->mouse_face_mouse_frame
)
4649 /* If we move outside the frame, then we're
4650 certainly no longer on any text in the frame. */
4651 clear_mouse_face (dpyinfo
);
4652 dpyinfo
->mouse_face_mouse_frame
= 0;
4655 /* Generate a nil HELP_EVENT to cancel a help-echo.
4656 Do it only if there's something to cancel.
4657 Otherwise, the startup message is cleared when
4658 the mouse leaves the frame. */
4659 if (any_help_event_p
)
4665 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4667 dpyinfo
->grabbed
= 0;
4668 check_visibility
= 1;
4672 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4676 if (f
== dpyinfo
->w32_focus_event_frame
)
4677 dpyinfo
->w32_focus_event_frame
= 0;
4679 if (f
== dpyinfo
->w32_focus_frame
)
4680 x_new_focus_frame (dpyinfo
, 0);
4682 if (f
== dpyinfo
->mouse_face_mouse_frame
)
4684 /* If we move outside the frame, then we're
4685 certainly no longer on any text in the frame. */
4686 clear_mouse_face (dpyinfo
);
4687 dpyinfo
->mouse_face_mouse_frame
= 0;
4690 /* Generate a nil HELP_EVENT to cancel a help-echo.
4691 Do it only if there's something to cancel.
4692 Otherwise, the startup message is cleared when
4693 the mouse leaves the frame. */
4694 if (any_help_event_p
)
4698 dpyinfo
->grabbed
= 0;
4699 check_visibility
= 1;
4703 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4707 inev
.kind
= DELETE_WINDOW_EVENT
;
4708 XSETFRAME (inev
.frame_or_window
, f
);
4713 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4717 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4718 XSETFRAME (inev
.frame_or_window
, f
);
4723 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4727 extern void menubar_selection_callback
4728 (FRAME_PTR f
, void * client_data
);
4729 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4732 check_visibility
= 1;
4735 case WM_DISPLAYCHANGE
:
4736 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4740 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4741 DebPrint (("display change: %d %d\n",
4742 (short) LOWORD (msg
.msg
.lParam
),
4743 (short) HIWORD (msg
.msg
.lParam
)));
4746 check_visibility
= 1;
4750 /* Check for messages registered at runtime. */
4751 if (msg
.msg
.message
== msh_mousewheel
)
4753 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4754 msg
.msg
.message
= WM_MOUSEWHEEL
;
4760 if (inev
.kind
!= NO_EVENT
)
4762 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4767 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4772 XSETFRAME (frame
, f
);
4778 if (NILP (help_echo_string
))
4780 help_echo_object
= help_echo_window
= Qnil
;
4784 any_help_event_p
= 1;
4785 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4786 help_echo_object
, help_echo_pos
);
4790 help_echo_string
= Qnil
;
4791 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4797 /* If the focus was just given to an autoraising frame,
4799 /* ??? This ought to be able to handle more than one such frame. */
4800 if (pending_autoraise_frame
)
4802 x_raise_frame (pending_autoraise_frame
);
4803 pending_autoraise_frame
= 0;
4806 /* Check which frames are still visisble, if we have enqueued any user
4807 events or been notified of events that may affect visibility. We
4808 do this here because there doesn't seem to be any direct
4809 notification from Windows that the visibility of a window has
4810 changed (at least, not in all cases). */
4811 if (count
> 0 || check_visibility
)
4813 Lisp_Object tail
, frame
;
4815 FOR_EACH_FRAME (tail
, frame
)
4817 FRAME_PTR f
= XFRAME (frame
);
4818 /* The tooltip has been drawn already. Avoid the
4819 SET_FRAME_GARBAGED below. */
4820 if (EQ (frame
, tip_frame
))
4823 /* Check "visible" frames and mark each as obscured or not.
4824 Note that async_visible is nonzero for unobscured and
4825 obscured frames, but zero for hidden and iconified frames. */
4826 if (FRAME_W32_P (f
) && f
->async_visible
)
4832 /* Query clipping rectangle for the entire window area
4833 (GetWindowDC), not just the client portion (GetDC).
4834 Otherwise, the scrollbars and menubar aren't counted as
4835 part of the visible area of the frame, and we may think
4836 the frame is obscured when really a scrollbar is still
4837 visible and gets WM_PAINT messages above. */
4838 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
4839 GetClipBox (hdc
, &clipbox
);
4840 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
4843 if (clipbox
.right
== clipbox
.left
4844 || clipbox
.bottom
== clipbox
.top
)
4846 /* Frame has become completely obscured so mark as
4847 such (we do this by setting async_visible to 2 so
4848 that FRAME_VISIBLE_P is still true, but redisplay
4850 f
->async_visible
= 2;
4852 if (!FRAME_OBSCURED_P (f
))
4854 DebPrint (("frame %p (%s) obscured\n", f
,
4860 /* Frame is not obscured, so mark it as such. */
4861 f
->async_visible
= 1;
4863 if (FRAME_OBSCURED_P (f
))
4865 SET_FRAME_GARBAGED (f
);
4866 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
4869 /* Force a redisplay sooner or later. */
4870 record_asynch_buffer_change ();
4883 /***********************************************************************
4885 ***********************************************************************/
4887 /* Set clipping for output in glyph row ROW. W is the window in which
4888 we operate. GC is the graphics context to set clipping in.
4890 ROW may be a text row or, e.g., a mode line. Text rows must be
4891 clipped to the interior of the window dedicated to text display,
4892 mode lines must be clipped to the whole window. */
4895 w32_clip_to_row (w
, row
, area
, hdc
)
4897 struct glyph_row
*row
;
4901 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
4903 int window_x
, window_y
, window_width
;
4905 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
4907 clip_rect
.left
= window_x
;
4908 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
4909 clip_rect
.top
= max (clip_rect
.top
, window_y
);
4910 clip_rect
.right
= clip_rect
.left
+ window_width
;
4911 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
4913 w32_set_clip_rectangle (hdc
, &clip_rect
);
4917 /* Draw a hollow box cursor on window W in glyph row ROW. */
4920 x_draw_hollow_cursor (w
, row
)
4922 struct glyph_row
*row
;
4924 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
4928 struct glyph
*cursor_glyph
;
4929 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
4931 /* Get the glyph the cursor is on. If we can't tell because
4932 the current matrix is invalid or such, give up. */
4933 cursor_glyph
= get_phys_cursor_glyph (w
);
4934 if (cursor_glyph
== NULL
)
4937 /* Compute frame-relative coordinates for phys cursor. */
4938 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
4941 rect
.bottom
= rect
.top
+ h
;
4942 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
4944 hdc
= get_frame_dc (f
);
4945 /* Set clipping, draw the rectangle, and reset clipping again. */
4946 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
4947 FrameRect (hdc
, &rect
, hb
);
4949 w32_set_clip_rectangle (hdc
, NULL
);
4950 release_frame_dc (f
, hdc
);
4954 /* Draw a bar cursor on window W in glyph row ROW.
4956 Implementation note: One would like to draw a bar cursor with an
4957 angle equal to the one given by the font property XA_ITALIC_ANGLE.
4958 Unfortunately, I didn't find a font yet that has this property set.
4962 x_draw_bar_cursor (w
, row
, width
, kind
)
4964 struct glyph_row
*row
;
4966 enum text_cursor_kinds kind
;
4968 struct frame
*f
= XFRAME (w
->frame
);
4969 struct glyph
*cursor_glyph
;
4971 /* If cursor is out of bounds, don't draw garbage. This can happen
4972 in mini-buffer windows when switching between echo area glyphs
4974 cursor_glyph
= get_phys_cursor_glyph (w
);
4975 if (cursor_glyph
== NULL
)
4978 /* If on an image, draw like a normal cursor. That's usually better
4979 visible than drawing a bar, esp. if the image is large so that
4980 the bar might not be in the window. */
4981 if (cursor_glyph
->type
== IMAGE_GLYPH
)
4983 struct glyph_row
*row
;
4984 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
4985 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
4989 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
4990 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
4994 /* If the glyph's background equals the color we normally draw
4995 the bar cursor in, the bar cursor in its normal color is
4996 invisible. Use the glyph's foreground color instead in this
4997 case, on the assumption that the glyph's colors are chosen so
4998 that the glyph is legible. */
4999 if (face
->background
== cursor_color
)
5000 cursor_color
= face
->foreground
;
5002 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5004 hdc
= get_frame_dc (f
);
5005 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5007 if (kind
== BAR_CURSOR
)
5010 width
= FRAME_CURSOR_WIDTH (f
);
5011 width
= min (cursor_glyph
->pixel_width
, width
);
5013 w
->phys_cursor_width
= width
;
5015 w32_fill_area (f
, hdc
, cursor_color
, x
,
5016 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5017 width
, row
->height
);
5021 int dummy_x
, dummy_y
, dummy_h
;
5024 width
= row
->height
;
5026 width
= min (row
->height
, width
);
5028 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5029 &dummy_y
, &dummy_h
);
5030 w32_fill_area (f
, hdc
, cursor_color
, x
,
5031 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5032 row
->height
- width
),
5033 w
->phys_cursor_width
, width
);
5036 w32_set_clip_rectangle (hdc
, NULL
);
5037 release_frame_dc (f
, hdc
);
5042 /* RIF: Define cursor CURSOR on frame F. */
5045 w32_define_frame_cursor (f
, cursor
)
5049 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5053 /* RIF: Clear area on frame F. */
5056 w32_clear_frame_area (f
, x
, y
, width
, height
)
5058 int x
, y
, width
, height
;
5062 hdc
= get_frame_dc (f
);
5063 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5064 release_frame_dc (f
, hdc
);
5067 /* RIF: Draw or clear cursor on window W. */
5070 w32_draw_window_cursor (w
, glyph_row
, x
, y
, cursor_type
, cursor_width
, on_p
, active_p
)
5072 struct glyph_row
*glyph_row
;
5074 int cursor_type
, cursor_width
;
5079 /* If the user wants to use the system caret, make sure our own
5080 cursor remains invisible. */
5081 if (w32_use_visible_system_caret
)
5083 /* Call to erase_phys_cursor here seems to use the
5084 wrong values of w->phys_cursor, as they have been
5085 overwritten before this function was called. */
5086 if (w
->phys_cursor_type
!= NO_CURSOR
)
5087 erase_phys_cursor (w
);
5089 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5090 w
->phys_cursor_width
= -1;
5094 w
->phys_cursor_type
= cursor_type
;
5097 w
->phys_cursor_on_p
= 1;
5099 /* If this is the active cursor, we need to track it with the
5100 system caret, so third party software like screen magnifiers
5101 and speech synthesizers can follow the cursor. */
5104 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5105 HWND hwnd
= FRAME_W32_WINDOW (f
);
5108 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5110 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5111 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5113 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5115 /* If the size of the active cursor changed, destroy the old
5117 if (w32_system_caret_hwnd
5118 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5119 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5121 w32_system_caret_height
= w
->phys_cursor_height
;
5123 /* Move the system caret. */
5124 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5127 if (glyph_row
->exact_window_width_line_p
5128 && w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])
5130 glyph_row
->cursor_in_fringe_p
= 1;
5131 draw_fringe_bitmap (w
, glyph_row
, 0);
5135 switch (cursor_type
)
5137 case HOLLOW_BOX_CURSOR
:
5138 x_draw_hollow_cursor (w
, glyph_row
);
5141 case FILLED_BOX_CURSOR
:
5142 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5146 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5150 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5154 w
->phys_cursor_width
= 0;
5168 x_bitmap_icon (f
, icon
)
5173 HANDLE small_icon
= NULL
;
5175 if (FRAME_W32_WINDOW (f
) == 0)
5179 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5180 else if (STRINGP (icon
))
5182 /* Load the main icon from the named file. */
5183 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5184 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5185 /* Try to load a small icon to go with it. */
5186 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5187 GetSystemMetrics (SM_CXSMICON
),
5188 GetSystemMetrics (SM_CYSMICON
),
5191 else if (SYMBOLP (icon
))
5195 if (EQ (icon
, intern ("application")))
5196 name
= (LPCTSTR
) IDI_APPLICATION
;
5197 else if (EQ (icon
, intern ("hand")))
5198 name
= (LPCTSTR
) IDI_HAND
;
5199 else if (EQ (icon
, intern ("question")))
5200 name
= (LPCTSTR
) IDI_QUESTION
;
5201 else if (EQ (icon
, intern ("exclamation")))
5202 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5203 else if (EQ (icon
, intern ("asterisk")))
5204 name
= (LPCTSTR
) IDI_ASTERISK
;
5205 else if (EQ (icon
, intern ("winlogo")))
5206 name
= (LPCTSTR
) IDI_WINLOGO
;
5210 main_icon
= LoadIcon (NULL
, name
);
5215 if (main_icon
== NULL
)
5218 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5219 (LPARAM
) main_icon
);
5221 /* If there is a small icon that goes with it, set that too. */
5223 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5224 (LPARAM
) small_icon
);
5230 /************************************************************************
5232 ************************************************************************/
5234 /* Display Error Handling functions not used on W32. Listing them here
5235 helps diff stay in step when comparing w32term.c with xterm.c.
5237 x_error_catcher (display, error)
5238 x_catch_errors (dpy)
5239 x_catch_errors_unwind (old_val)
5240 x_check_errors (dpy, format)
5241 x_fully_uncatch_errors ()
5242 x_catching_errors ()
5243 x_had_errors_p (dpy)
5244 x_clear_errors (dpy)
5245 x_uncatch_errors (dpy, count)
5247 x_connection_signal (signalnum)
5248 x_connection_closed (dpy, error_message)
5249 x_error_quitter (display, error)
5250 x_error_handler (display, error)
5251 x_io_error_quitter (display)
5256 /* Changing the font of the frame. */
5259 x_new_font (f
, font_object
, fontset
)
5261 Lisp_Object font_object
;
5264 struct font
*font
= XFONT_OBJECT (font_object
);
5267 fontset
= fontset_from_font (font_object
);
5268 FRAME_FONTSET (f
) = fontset
;
5269 if (FRAME_FONT (f
) == font
)
5270 /* This font is already set in frame F. There's nothing more to
5274 FRAME_FONT (f
) = font
;
5275 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5276 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5277 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5278 FRAME_LINE_HEIGHT (f
) = font
->height
;
5280 compute_fringe_widths (f
, 1);
5282 /* Compute the scroll bar width in character columns. */
5283 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5285 int wid
= FRAME_COLUMN_WIDTH (f
);
5286 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5287 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5291 int wid
= FRAME_COLUMN_WIDTH (f
);
5292 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5295 /* Now make the frame display the given font. */
5296 if (FRAME_X_WINDOW (f
) != 0)
5298 /* Don't change the size of a tip frame; there's no point in
5299 doing it because it's done in Fx_show_tip, and it leads to
5300 problems because the tip frame has no widget. */
5301 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5302 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5305 /* X version sets font of input methods here also. */
5311 /***********************************************************************
5312 TODO: W32 Input Methods
5313 ***********************************************************************/
5314 /* Listing missing functions from xterm.c helps diff stay in step.
5316 xim_destroy_callback (xim, client_data, call_data)
5317 xim_open_dpy (dpyinfo, resource_name)
5319 xim_instantiate_callback (display, client_data, call_data)
5320 xim_initialize (dpyinfo, resource_name)
5321 xim_close_dpy (dpyinfo)
5326 /* Calculate the absolute position in frame F
5327 from its current recorded position values and gravity. */
5330 x_calc_absolute_position (f
)
5333 int flags
= f
->size_hint_flags
;
5335 /* The sum of the widths of the frame's left and right borders, and
5336 the sum of the heights of the frame's top and bottom borders (in
5337 pixels) drawn by Windows. */
5338 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5340 /* Try to get the actual values of these two variables. We compute
5341 the border width (height) by subtracting the width (height) of
5342 the frame's client area from the width (height) of the frame's
5344 WINDOWPLACEMENT wp
= { 0 };
5345 RECT client_rect
= { 0 };
5347 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5348 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5350 left_right_borders_width
=
5351 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5352 (client_rect
.right
- client_rect
.left
);
5354 top_bottom_borders_height
=
5355 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5356 (client_rect
.bottom
- client_rect
.top
);
5360 /* Use sensible default values. */
5361 left_right_borders_width
= 8;
5362 top_bottom_borders_height
= 32;
5365 /* Treat negative positions as relative to the rightmost bottommost
5366 position that fits on the screen. */
5367 if (flags
& XNegative
)
5368 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5369 - FRAME_PIXEL_WIDTH (f
)
5371 - (left_right_borders_width
- 1));
5373 if (flags
& YNegative
)
5374 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5375 - FRAME_PIXEL_HEIGHT (f
)
5377 - (top_bottom_borders_height
- 1));
5379 /* The left_pos and top_pos are now relative to the top and left
5380 screen edges, so the flags should correspond. */
5381 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5384 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5385 to really change the position, and 0 when calling from
5386 x_make_frame_visible (in that case, XOFF and YOFF are the current
5387 position values). It is -1 when calling from x_set_frame_parameters,
5388 which means, do adjust for borders but don't change the gravity. */
5391 x_set_offset (f
, xoff
, yoff
, change_gravity
)
5393 register int xoff
, yoff
;
5396 int modified_top
, modified_left
;
5398 if (change_gravity
> 0)
5402 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5404 f
->size_hint_flags
|= XNegative
;
5406 f
->size_hint_flags
|= YNegative
;
5407 f
->win_gravity
= NorthWestGravity
;
5409 x_calc_absolute_position (f
);
5412 x_wm_set_size_hint (f
, (long) 0, 0);
5414 modified_left
= f
->left_pos
;
5415 modified_top
= f
->top_pos
;
5417 my_set_window_pos (FRAME_W32_WINDOW (f
),
5419 modified_left
, modified_top
,
5421 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5426 /* Check if we need to resize the frame due to a fullscreen request.
5427 If so needed, resize the frame. */
5429 x_check_fullscreen (f
)
5432 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5434 int width
, height
, ign
;
5436 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5438 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5440 /* We do not need to move the window, it shall be taken care of
5441 when setting WM manager hints. */
5442 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5444 change_frame_size (f
, height
, width
, 0, 1, 0);
5445 SET_FRAME_GARBAGED (f
);
5446 cancel_mouse_face (f
);
5448 /* Wait for the change of frame size to occur */
5449 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5454 /* Call this to change the size of frame F's x-window.
5455 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5456 for this size change and subsequent size changes.
5457 Otherwise we leave the window gravity unchanged. */
5460 x_set_window_size (f
, change_gravity
, cols
, rows
)
5465 int pixelwidth
, pixelheight
;
5469 check_frame_size (f
, &rows
, &cols
);
5470 f
->scroll_bar_actual_width
5471 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5473 compute_fringe_widths (f
, 0);
5475 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5476 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5478 f
->win_gravity
= NorthWestGravity
;
5479 x_wm_set_size_hint (f
, (long) 0, 0);
5484 rect
.left
= rect
.top
= 0;
5485 rect
.right
= pixelwidth
;
5486 rect
.bottom
= pixelheight
;
5488 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
,
5489 FRAME_EXTERNAL_MENU_BAR (f
));
5491 my_set_window_pos (FRAME_W32_WINDOW (f
),
5494 rect
.right
- rect
.left
,
5495 rect
.bottom
- rect
.top
,
5496 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5500 /* The following mirrors what is done in xterm.c. It appears to be
5501 for informing lisp of the new size immediately, while the actual
5502 resize will happen asynchronously. But on Windows, the menu bar
5503 automatically wraps when the frame is too narrow to contain it,
5504 and that causes any calculations made here to come out wrong. The
5505 end is some nasty buggy behavior, including the potential loss
5508 Disabling this code is either not sufficient to fix the problems
5509 completely, or it causes fresh problems, but at least it removes
5510 the most problematic symptom of the minibuffer becoming unusable.
5512 -----------------------------------------------------------------
5514 Now, strictly speaking, we can't be sure that this is accurate,
5515 but the window manager will get around to dealing with the size
5516 change request eventually, and we'll hear how it went when the
5517 ConfigureNotify event gets here.
5519 We could just not bother storing any of this information here,
5520 and let the ConfigureNotify event set everything up, but that
5521 might be kind of confusing to the Lisp code, since size changes
5522 wouldn't be reported in the frame parameters until some random
5523 point in the future when the ConfigureNotify event arrives.
5525 We pass 1 for DELAY since we can't run Lisp code inside of
5527 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5528 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5529 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5531 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5532 receive in the ConfigureNotify event; if we get what we asked
5533 for, then the event won't cause the screen to become garbaged, so
5534 we have to make sure to do it here. */
5535 SET_FRAME_GARBAGED (f
);
5537 /* If cursor was outside the new size, mark it as off. */
5538 mark_window_cursors_off (XWINDOW (f
->root_window
));
5540 /* Clear out any recollection of where the mouse highlighting was,
5541 since it might be in a place that's outside the new frame size.
5542 Actually checking whether it is outside is a pain in the neck,
5543 so don't try--just let the highlighting be done afresh with new size. */
5544 cancel_mouse_face (f
);
5550 /* Mouse warping. */
5552 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5555 x_set_mouse_position (f
, x
, y
)
5561 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5562 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5564 if (pix_x
< 0) pix_x
= 0;
5565 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5567 if (pix_y
< 0) pix_y
= 0;
5568 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5570 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5574 x_set_mouse_pixel_position (f
, pix_x
, pix_y
)
5583 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5584 pt
.x
= rect
.left
+ pix_x
;
5585 pt
.y
= rect
.top
+ pix_y
;
5586 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5588 SetCursorPos (pt
.x
, pt
.y
);
5594 /* focus shifting, raising and lowering. */
5597 x_focus_on_frame (f
)
5600 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5602 /* Give input focus to frame. */
5605 /* Try not to change its Z-order if possible. */
5606 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5607 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5610 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5620 /* Raise frame F. */
5627 /* Strictly speaking, raise-frame should only change the frame's Z
5628 order, leaving input focus unchanged. This is reasonable behavior
5629 on X where the usual policy is point-to-focus. However, this
5630 behavior would be very odd on Windows where the usual policy is
5633 On X, if the mouse happens to be over the raised frame, it gets
5634 input focus anyway (so the window with focus will never be
5635 completely obscured) - if not, then just moving the mouse over it
5636 is sufficient to give it focus. On Windows, the user must actually
5637 click on the frame (preferrably the title bar so as not to move
5638 point), which is more awkward. Also, no other Windows program
5639 raises a window to the top but leaves another window (possibly now
5640 completely obscured) with input focus.
5642 Because there is a system setting on Windows that allows the user
5643 to choose the point to focus policy, we make the strict semantics
5644 optional, but by default we grab focus when raising. */
5646 if (NILP (Vw32_grab_focus_on_raise
))
5648 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5649 not already the foreground application: the frame is raised
5650 above all other frames belonging to us, but not above the
5651 current top window. To achieve that, we have to resort to this
5652 more cumbersome method. */
5654 HDWP handle
= BeginDeferWindowPos (2);
5657 DeferWindowPos (handle
,
5658 FRAME_W32_WINDOW (f
),
5661 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5663 DeferWindowPos (handle
,
5664 GetForegroundWindow (),
5665 FRAME_W32_WINDOW (f
),
5667 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5669 EndDeferWindowPos (handle
);
5674 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5680 /* Lower frame F. */
5686 my_set_window_pos (FRAME_W32_WINDOW (f
),
5689 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5694 w32_frame_raise_lower (f
, raise_flag
)
5698 if (! FRAME_W32_P (f
))
5707 /* Change of visibility. */
5709 /* This tries to wait until the frame is really visible.
5710 However, if the window manager asks the user where to position
5711 the frame, this will return before the user finishes doing that.
5712 The frame will not actually be visible at that time,
5713 but it will become visible later when the window manager
5714 finishes with it. */
5717 x_make_frame_visible (f
)
5724 type
= x_icon_type (f
);
5726 x_bitmap_icon (f
, type
);
5728 if (! FRAME_VISIBLE_P (f
))
5730 /* We test FRAME_GARBAGED_P here to make sure we don't
5731 call x_set_offset a second time
5732 if we get to x_make_frame_visible a second time
5733 before the window gets really visible. */
5734 if (! FRAME_ICONIFIED_P (f
)
5735 && ! f
->output_data
.w32
->asked_for_visible
)
5740 /* Adjust vertical window position in order to avoid being
5741 covered by a task bar placed at the bottom of the desktop. */
5742 SystemParametersInfo(SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5743 GetWindowRect(FRAME_W32_WINDOW(f
), &window_rect
);
5744 if (window_rect
.bottom
> workarea_rect
.bottom
5745 && window_rect
.top
> workarea_rect
.top
)
5746 f
->top_pos
= max (window_rect
.top
5747 - window_rect
.bottom
+ workarea_rect
.bottom
,
5750 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5753 f
->output_data
.w32
->asked_for_visible
= 1;
5755 /* The first of these seems to give more expected behavior, but
5756 was added as a commented out line in Sept 1997, with the
5757 second version remaining uncommented. There may have been
5758 some problem with it that led to it not being enabled,
5759 so the old version remains commented out below in case we
5760 decide we need to go back to it [23.0.60 2008-06-09]. */
5761 my_show_window (f
, FRAME_W32_WINDOW (f
),
5762 f
->async_iconified
? SW_RESTORE
: SW_SHOW
);
5763 /* my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); */
5766 /* Synchronize to ensure Emacs knows the frame is visible
5767 before we do anything else. We do this loop with input not blocked
5768 so that incoming events are handled. */
5773 /* This must come after we set COUNT. */
5776 XSETFRAME (frame
, f
);
5778 /* Wait until the frame is visible. Process X events until a
5779 MapNotify event has been seen, or until we think we won't get a
5780 MapNotify at all.. */
5781 for (count
= input_signal_count
+ 10;
5782 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5784 /* Force processing of queued events. */
5785 /* TODO: x_sync equivalent? */
5787 /* Machines that do polling rather than SIGIO have been observed
5788 to go into a busy-wait here. So we'll fake an alarm signal
5789 to let the handler know that there's something to be read.
5790 We used to raise a real alarm, but it seems that the handler
5791 isn't always enabled here. This is probably a bug. */
5792 if (input_polling_used ())
5794 /* It could be confusing if a real alarm arrives while processing
5795 the fake one. Turn it off and let the handler reset it. */
5796 int old_poll_suppress_count
= poll_suppress_count
;
5797 poll_suppress_count
= 1;
5798 poll_for_input_1 ();
5799 poll_suppress_count
= old_poll_suppress_count
;
5802 FRAME_SAMPLE_VISIBILITY (f
);
5806 /* Change from mapped state to withdrawn state. */
5808 /* Make the frame visible (mapped and not iconified). */
5810 x_make_frame_invisible (f
)
5813 /* Don't keep the highlight on an invisible frame. */
5814 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5815 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5819 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5821 /* We can't distinguish this from iconification
5822 just by the event that we get from the server.
5823 So we can't win using the usual strategy of letting
5824 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5825 and synchronize with the server to make sure we agree. */
5827 FRAME_ICONIFIED_P (f
) = 0;
5828 f
->async_visible
= 0;
5829 f
->async_iconified
= 0;
5834 /* Change window state from mapped to iconified. */
5842 /* Don't keep the highlight on an invisible frame. */
5843 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5844 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5846 if (f
->async_iconified
)
5851 type
= x_icon_type (f
);
5853 x_bitmap_icon (f
, type
);
5855 /* Simulate the user minimizing the frame. */
5856 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
5862 /* Free X resources of frame F. */
5865 x_free_frame_resources (f
)
5868 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5872 /* We must free faces before destroying windows because some
5873 font-driver (e.g. xft) access a window while finishing a
5875 if (FRAME_FACE_CACHE (f
))
5876 free_frame_faces (f
);
5878 if (FRAME_W32_WINDOW (f
))
5879 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
5881 free_frame_menubar (f
);
5883 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
5884 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
5885 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
5886 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
5887 unload_color (f
, f
->output_data
.w32
->border_pixel
);
5888 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
5889 if (f
->output_data
.w32
->white_relief
.allocated_p
)
5890 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
5891 if (f
->output_data
.w32
->black_relief
.allocated_p
)
5892 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
5894 if (FRAME_FACE_CACHE (f
))
5895 free_frame_faces (f
);
5897 xfree (f
->output_data
.w32
);
5898 f
->output_data
.w32
= NULL
;
5900 if (f
== dpyinfo
->w32_focus_frame
)
5901 dpyinfo
->w32_focus_frame
= 0;
5902 if (f
== dpyinfo
->w32_focus_event_frame
)
5903 dpyinfo
->w32_focus_event_frame
= 0;
5904 if (f
== dpyinfo
->x_highlight_frame
)
5905 dpyinfo
->x_highlight_frame
= 0;
5907 if (f
== dpyinfo
->mouse_face_mouse_frame
)
5909 dpyinfo
->mouse_face_beg_row
5910 = dpyinfo
->mouse_face_beg_col
= -1;
5911 dpyinfo
->mouse_face_end_row
5912 = dpyinfo
->mouse_face_end_col
= -1;
5913 dpyinfo
->mouse_face_window
= Qnil
;
5914 dpyinfo
->mouse_face_deferred_gc
= 0;
5915 dpyinfo
->mouse_face_mouse_frame
= 0;
5922 /* Destroy the window of frame F. */
5924 x_destroy_window (f
)
5927 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5929 x_free_frame_resources (f
);
5930 dpyinfo
->reference_count
--;
5934 /* Setting window manager hints. */
5936 /* Set the normal size hints for the window manager, for frame F.
5937 FLAGS is the flags word to use--or 0 meaning preserve the flags
5938 that the window now has.
5939 If USER_POSITION is nonzero, we set the USPosition
5940 flag (this is useful when FLAGS is 0). */
5942 x_wm_set_size_hint (f
, flags
, user_position
)
5947 Window window
= FRAME_W32_WINDOW (f
);
5951 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
5952 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
5953 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
5954 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
5959 /* Window manager things */
5961 x_wm_set_icon_position (f
, icon_x
, icon_y
)
5966 Window window
= FRAME_W32_WINDOW (f
);
5968 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
5969 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
5970 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
5972 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
5977 /***********************************************************************
5979 ***********************************************************************/
5981 static int w32_initialized
= 0;
5984 w32_initialize_display_info (display_name
)
5985 Lisp_Object display_name
;
5987 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5989 bzero (dpyinfo
, sizeof (*dpyinfo
));
5991 /* Put it on w32_display_name_list. */
5992 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
5993 w32_display_name_list
);
5994 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
5996 dpyinfo
->w32_id_name
5997 = (char *) xmalloc (SCHARS (Vinvocation_name
)
5998 + SCHARS (Vsystem_name
)
6000 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6001 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6003 /* Default Console mode values - overridden when running in GUI mode
6004 with values obtained from system metrics. */
6007 dpyinfo
->n_planes
= 1;
6008 dpyinfo
->n_cbits
= 4;
6009 dpyinfo
->n_fonts
= 0;
6010 dpyinfo
->smallest_font_height
= 1;
6011 dpyinfo
->smallest_char_width
= 1;
6013 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
6014 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
6015 dpyinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6016 dpyinfo
->mouse_face_window
= Qnil
;
6017 dpyinfo
->mouse_face_overlay
= Qnil
;
6018 dpyinfo
->mouse_face_hidden
= 0;
6020 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6021 /* TODO: dpyinfo->gray */
6025 /* Create an xrdb-style database of resources to supercede registry settings.
6026 The database is just a concatenation of C strings, finished by an additional
6027 \0. The strings are submitted to some basic normalization, so
6029 [ *]option[ *]:[ *]value...
6035 but any whitespace following value is not removed. */
6038 w32_make_rdb (xrm_option
)
6041 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6042 char *current
= buffer
;
6045 int before_value
= 0;
6059 if (in_option
&& (ch
== ':'))
6064 else if (before_value
)
6069 else if (!(in_option
|| before_value
))
6081 x_flush (struct frame
* f
)
6082 { /* Nothing to do */ }
6085 extern frame_parm_handler w32_frame_parm_handlers
[];
6087 static struct redisplay_interface w32_redisplay_interface
=
6089 w32_frame_parm_handlers
,
6093 x_clear_end_of_line
,
6095 x_after_update_window_line
,
6096 x_update_window_begin
,
6097 x_update_window_end
,
6100 0, /* flush_display_optional */
6101 x_clear_window_mouse_face
,
6102 x_get_glyph_overhangs
,
6103 x_fix_overlapping_area
,
6104 w32_draw_fringe_bitmap
,
6105 w32_define_fringe_bitmap
,
6106 w32_destroy_fringe_bitmap
,
6107 w32_compute_glyph_string_overhangs
,
6108 x_draw_glyph_string
,
6109 w32_define_frame_cursor
,
6110 w32_clear_frame_area
,
6111 w32_draw_window_cursor
,
6112 w32_draw_vertical_window_border
,
6113 w32_shift_glyphs_for_insert
6116 static void x_delete_terminal (struct terminal
*term
);
6118 static struct terminal
*
6119 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6121 struct terminal
*terminal
;
6123 terminal
= create_terminal ();
6125 terminal
->type
= output_w32
;
6126 terminal
->display_info
.w32
= dpyinfo
;
6127 dpyinfo
->terminal
= terminal
;
6129 /* MSVC does not type K&R functions with no arguments correctly, and
6130 so we must explicitly cast them. */
6131 terminal
->clear_frame_hook
= x_clear_frame
;
6132 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6133 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6134 terminal
->ring_bell_hook
= w32_ring_bell
;
6135 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6136 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6137 terminal
->update_begin_hook
= x_update_begin
;
6138 terminal
->update_end_hook
= x_update_end
;
6139 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6140 terminal
->read_socket_hook
= w32_read_socket
;
6141 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6142 terminal
->mouse_position_hook
= w32_mouse_position
;
6143 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6144 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6145 // terminal->fullscreen_hook = XTfullscreen_hook;
6146 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6147 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6148 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6149 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6151 terminal
->delete_frame_hook
= x_destroy_window
;
6152 terminal
->delete_terminal_hook
= x_delete_terminal
;
6154 terminal
->rif
= &w32_redisplay_interface
;
6155 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6156 terminal
->char_ins_del_ok
= 1;
6157 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6158 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6159 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6162 /* We don't yet support separate terminals on W32, so don't try to share
6163 keyboards between virtual terminals that are on the same physical
6164 terminal like X does. */
6165 terminal
->kboard
= (KBOARD
*) xmalloc (sizeof (KBOARD
));
6166 init_kboard (terminal
->kboard
);
6167 terminal
->kboard
->Vwindow_system
= intern ("w32");
6168 terminal
->kboard
->next_kboard
= all_kboards
;
6169 all_kboards
= terminal
->kboard
;
6170 /* Don't let the initial kboard remain current longer than necessary.
6171 That would cause problems if a file loaded on startup tries to
6172 prompt in the mini-buffer. */
6173 if (current_kboard
== initial_kboard
)
6174 current_kboard
= terminal
->kboard
;
6175 terminal
->kboard
->reference_count
++;
6181 x_delete_terminal (struct terminal
*terminal
)
6183 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6186 /* Protect against recursive calls. delete_frame in
6187 delete_terminal calls us back when it deletes our last frame. */
6188 if (!terminal
->name
)
6193 x_delete_display (dpyinfo
);
6197 struct w32_display_info
*
6198 w32_term_init (display_name
, xrm_option
, resource_name
)
6199 Lisp_Object display_name
;
6201 char *resource_name
;
6203 struct w32_display_info
*dpyinfo
;
6204 struct terminal
*terminal
;
6209 if (!w32_initialized
)
6212 w32_initialized
= 1;
6215 w32_initialize_display_info (display_name
);
6217 dpyinfo
= &one_w32_display_info
;
6218 terminal
= w32_create_terminal (dpyinfo
);
6220 /* Set the name of the terminal. */
6221 terminal
->name
= (char *) xmalloc (SBYTES (display_name
) + 1);
6222 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6223 terminal
->name
[SBYTES (display_name
)] = 0;
6225 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6227 /* Put this display on the chain. */
6228 dpyinfo
->next
= x_display_list
;
6229 x_display_list
= dpyinfo
;
6233 dpyinfo
->root_window
= GetDesktopWindow ();
6234 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6235 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6236 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6237 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6238 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6239 ReleaseDC (NULL
, hdc
);
6241 /* initialise palette with white and black */
6244 w32_defined_color (0, "white", &color
, 1);
6245 w32_defined_color (0, "black", &color
, 1);
6248 /* Add the default keyboard. */
6249 add_keyboard_wait_descriptor (0);
6251 /* Create Fringe Bitmaps and store them for later use.
6253 On W32, bitmaps are all unsigned short, as Windows requires
6254 bitmap data to be Word aligned. For some reason they are
6255 horizontally reflected compared to how they appear on X, so we
6256 need to bitswap and convert to unsigned shorts before creating
6258 w32_init_fringe (terminal
->rif
);
6261 fcntl (connection
, F_SETOWN
, getpid ());
6262 #endif /* ! defined (F_SETOWN) */
6265 if (interrupt_input
)
6266 init_sigio (connection
);
6267 #endif /* ! defined (SIGIO) */
6274 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6276 x_delete_display (dpyinfo
)
6277 struct w32_display_info
*dpyinfo
;
6279 /* Discard this display from w32_display_name_list and w32_display_list.
6280 We can't use Fdelq because that can quit. */
6281 if (! NILP (w32_display_name_list
)
6282 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6283 w32_display_name_list
= XCDR (w32_display_name_list
);
6288 tail
= w32_display_name_list
;
6289 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6291 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6293 XSETCDR (tail
, XCDR (XCDR (tail
)));
6300 /* free palette table */
6302 struct w32_palette_entry
* plist
;
6304 plist
= dpyinfo
->color_list
;
6307 struct w32_palette_entry
* pentry
= plist
;
6308 plist
= plist
->next
;
6311 dpyinfo
->color_list
= NULL
;
6312 if (dpyinfo
->palette
)
6313 DeleteObject(dpyinfo
->palette
);
6315 xfree (dpyinfo
->w32_id_name
);
6317 w32_reset_fringes ();
6320 /* Set up use of W32. */
6322 DWORD WINAPI
w32_msg_worker (void * arg
);
6328 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6332 w32_system_caret_hwnd
= NULL
;
6333 w32_system_caret_height
= 0;
6334 w32_system_caret_x
= 0;
6335 w32_system_caret_y
= 0;
6337 /* On Windows 7 and later, we need to set the user model ID
6338 to associate emacsclient launched files with Emacs frames
6340 shell
= GetModuleHandle ("shell32.dll");
6344 = (void *) GetProcAddress (shell
,
6345 "SetCurrentProcessExplicitAppUserModelID");
6347 /* If the function is defined, then we are running on Windows 7
6348 or newer, and the UI uses this to group related windows
6349 together. Since emacs, runemacs, emacsclient are related, we
6350 want them grouped even though the executables are different,
6351 so we need to set a consistent ID between them. */
6353 set_user_model (L
"GNU.Emacs");
6356 /* Initialize w32_use_visible_system_caret based on whether a screen
6357 reader is in use. */
6358 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6359 &w32_use_visible_system_caret
, 0))
6360 w32_use_visible_system_caret
= 0;
6362 last_tool_bar_item
= -1;
6363 any_help_event_p
= 0;
6365 /* Initialize input mode: interrupt_input off, no flow control, allow
6366 8 bit character input, standard quit char. */
6367 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6370 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6371 keyboard_codepage
= codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6374 /* Create the window thread - it will terminate itself when the app
6378 dwMainThreadId
= GetCurrentThreadId ();
6379 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6380 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6382 /* Wait for thread to start */
6386 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6388 hWindowsThread
= CreateThread (NULL
, 0,
6390 0, 0, &dwWindowsThreadId
);
6392 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6395 /* It is desirable that mainThread should have the same notion of
6396 focus window and active window as windowsThread. Unfortunately, the
6397 following call to AttachThreadInput, which should do precisely what
6398 we need, causes major problems when Emacs is linked as a console
6399 program. Unfortunately, we have good reasons for doing that, so
6400 instead we need to send messages to windowsThread to make some API
6401 calls for us (ones that affect, or depend on, the active/focus
6403 #ifdef ATTACH_THREADS
6404 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6407 /* Dynamically link to optional system components. */
6409 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6411 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6413 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6417 /* Ensure scrollbar handle is at least 5 pixels. */
6418 vertical_scroll_bar_min_handle
= 5;
6420 /* For either kind of scroll bar, take account of the arrows; these
6421 effectively form the border of the main scroll bar range. */
6422 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6423 = GetSystemMetrics (SM_CYVSCROLL
);
6430 staticpro (&w32_display_name_list
);
6431 w32_display_name_list
= Qnil
;
6433 staticpro (&last_mouse_scroll_bar
);
6434 last_mouse_scroll_bar
= Qnil
;
6436 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6438 DEFVAR_INT ("w32-num-mouse-buttons",
6439 &w32_num_mouse_buttons
,
6440 doc
: /* Number of physical mouse buttons. */);
6441 w32_num_mouse_buttons
= 2;
6443 DEFVAR_LISP ("w32-swap-mouse-buttons",
6444 &Vw32_swap_mouse_buttons
,
6445 doc
: /* Swap the mapping of middle and right mouse buttons.
6446 When nil, middle button is mouse-2 and right button is mouse-3. */);
6447 Vw32_swap_mouse_buttons
= Qnil
;
6449 DEFVAR_LISP ("w32-grab-focus-on-raise",
6450 &Vw32_grab_focus_on_raise
,
6451 doc
: /* Raised frame grabs input focus.
6452 When t, `raise-frame' grabs input focus as well. This fits well
6453 with the normal Windows click-to-focus policy, but might not be
6454 desirable when using a point-to-focus policy. */);
6455 Vw32_grab_focus_on_raise
= Qt
;
6457 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6458 &Vw32_capslock_is_shiftlock
,
6459 doc
: /* Apply CapsLock state to non character input keys.
6460 When nil, CapsLock only affects normal character input keys. */);
6461 Vw32_capslock_is_shiftlock
= Qnil
;
6463 DEFVAR_LISP ("w32-recognize-altgr",
6464 &Vw32_recognize_altgr
,
6465 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6466 When nil, the right-alt and left-ctrl key combination is
6467 interpreted normally. */);
6468 Vw32_recognize_altgr
= Qt
;
6470 DEFVAR_BOOL ("w32-use-visible-system-caret",
6471 &w32_use_visible_system_caret
,
6472 doc
: /* Flag to make the system caret visible.
6473 When this is non-nil, Emacs will indicate the position of point by
6474 using the system caret instead of drawing its own cursor. Some screen
6475 reader software does not track the system cursor properly when it is
6476 invisible, and gets confused by Emacs drawing its own cursor, so this
6477 variable is initialized to t when Emacs detects that screen reader
6478 software is running as it starts up.
6480 When this variable is set, other variables affecting the appearance of
6481 the cursor have no effect. */);
6483 w32_use_visible_system_caret
= 0;
6485 /* We don't yet support this, but defining this here avoids whining
6486 from cus-start.el and other places, like "M-x set-variable". */
6487 DEFVAR_BOOL ("x-use-underline-position-properties",
6488 &x_use_underline_position_properties
,
6489 doc
: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
6490 A value of nil means ignore them. If you encounter fonts with bogus
6491 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6492 to 4.1, set this to nil. */);
6493 x_use_underline_position_properties
= 0;
6495 DEFVAR_BOOL ("x-underline-at-descent-line",
6496 &x_underline_at_descent_line
,
6497 doc
: /* *Non-nil means to draw the underline at the same place as the descent line.
6498 A value of nil means to draw the underline according to the value of the
6499 variable `x-use-underline-position-properties', which is usually at the
6500 baseline level. The default value is nil. */);
6501 x_underline_at_descent_line
= 0;
6503 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars
,
6504 doc
: /* If not nil, Emacs uses toolkit scroll bars. */);
6505 Vx_toolkit_scroll_bars
= Qt
;
6507 staticpro (&last_mouse_motion_frame
);
6508 last_mouse_motion_frame
= Qnil
;
6511 /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646
6512 (do not change this comment) */