Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Implementation of GUI terminal on the Microsoft W32 API. |
feade168 KS |
2 | Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998, |
3 | 1999, 2000, 2001, 2002, 2003, 2004, 2005, | |
8cabe764 | 4 | 2006, 2007, 2008 Free Software Foundation, Inc. |
ee78dc32 GV |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
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 | |
684d6f5b | 10 | the Free Software Foundation; either version 3, or (at your option) |
ee78dc32 GV |
11 | any later version. |
12 | ||
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. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9ef2e2cf | 19 | along with GNU Emacs; see the file COPYING. If not, write to |
4fc5845f LK |
20 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
ee78dc32 | 22 | |
ee78dc32 | 23 | #include <config.h> |
68c45bf0 | 24 | #include <signal.h> |
ee78dc32 | 25 | #include <stdio.h> |
791f420f | 26 | #include <stdlib.h> |
ee78dc32 GV |
27 | #include "lisp.h" |
28 | #include "blockinput.h" | |
689004fa | 29 | #include "w32term.h" |
ee78dc32 GV |
30 | |
31 | #include "systty.h" | |
32 | #include "systime.h" | |
33 | ||
34 | #include <ctype.h> | |
35 | #include <errno.h> | |
36 | #include <setjmp.h> | |
37 | #include <sys/stat.h> | |
38 | ||
66f30e44 JR |
39 | #include "charset.h" |
40 | #include "character.h" | |
41 | #include "coding.h" | |
42 | #include "ccl.h" | |
ee78dc32 GV |
43 | #include "frame.h" |
44 | #include "dispextern.h" | |
93ff4395 | 45 | #include "fontset.h" |
ee78dc32 GV |
46 | #include "termhooks.h" |
47 | #include "termopts.h" | |
48 | #include "termchar.h" | |
49 | #include "gnu.h" | |
50 | #include "disptab.h" | |
51 | #include "buffer.h" | |
52 | #include "window.h" | |
66f30e44 | 53 | #include "keyboard.h" |
ee78dc32 | 54 | #include "intervals.h" |
66f30e44 JR |
55 | #include "process.h" |
56 | #include "atimer.h" | |
57 | #include "keymap.h" | |
58 | ||
59 | #include "w32heap.h" | |
60 | #include "w32bdf.h" | |
61 | #include <shellapi.h> | |
ee78dc32 | 62 | |
027f6f90 JR |
63 | #ifdef USE_FONT_BACKEND |
64 | #include "font.h" | |
65 | #endif /* USE_FONT_BACKEND */ | |
66 | ||
791f420f | 67 | \f |
33c34bea | 68 | /* Fringe bitmaps. */ |
791f420f | 69 | |
0e9e9a2c KS |
70 | static int max_fringe_bmp = 0; |
71 | static HBITMAP *fringe_bmp = 0; | |
791f420f | 72 | |
5bf04520 | 73 | /* Non-nil means Emacs uses toolkit scroll bars. */ |
791f420f | 74 | |
5bf04520 | 75 | Lisp_Object Vx_toolkit_scroll_bars; |
791f420f | 76 | |
706ddb8f | 77 | /* Temporary variables for w32_read_socket. */ |
791f420f | 78 | |
706ddb8f JR |
79 | static int last_mousemove_x = 0; |
80 | static int last_mousemove_y = 0; | |
791f420f | 81 | |
af3a05ed JR |
82 | /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */ |
83 | #ifndef GET_WHEEL_DELTA_WPARAM | |
84 | #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam)) | |
85 | #endif | |
86 | ||
791f420f JR |
87 | /* Non-zero means that a HELP_EVENT has been generated since Emacs |
88 | start. */ | |
89 | ||
90 | static int any_help_event_p; | |
91 | ||
a18bb28d JR |
92 | /* Last window where we saw the mouse. Used by mouse-autoselect-window. */ |
93 | static Lisp_Object last_window; | |
94 | ||
099b6577 EZ |
95 | /* Non-zero means make use of UNDERLINE_POSITION font properties. |
96 | (Not yet supported, see TODO in x_draw_glyph_string.) */ | |
97 | int x_use_underline_position_properties; | |
98 | ||
30f27523 KS |
99 | /* Non-zero means to draw the underline at the same place as the descent line. */ |
100 | ||
101 | int x_underline_at_descent_line; | |
102 | ||
e7efd97e GV |
103 | extern unsigned int msh_mousewheel; |
104 | ||
ee78dc32 GV |
105 | extern void free_frame_menubar (); |
106 | ||
9ef2e2cf | 107 | extern int w32_codepage_for_font (char *fontname); |
2bf04b9d | 108 | extern Cursor w32_load_cursor (LPCTSTR name); |
9ef2e2cf | 109 | |
82f9d565 AI |
110 | extern glyph_metric *w32_BDF_TextMetric(bdffont *fontp, |
111 | unsigned char *text, int dim); | |
52cf03a1 GV |
112 | extern Lisp_Object Vwindow_system; |
113 | ||
ee78dc32 GV |
114 | #define x_any_window_to_frame x_window_to_frame |
115 | #define x_top_window_to_frame x_window_to_frame | |
116 | ||
117 | \f | |
fbd6baed GV |
118 | /* This is display since w32 does not support multiple ones. */ |
119 | struct w32_display_info one_w32_display_info; | |
8c3b00cb | 120 | struct w32_display_info *x_display_list; |
ee78dc32 GV |
121 | |
122 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 123 | one for each element of w32_display_list and in the same order. |
ee78dc32 GV |
124 | NAME is the name of the frame. |
125 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 126 | Lisp_Object w32_display_name_list; |
ee78dc32 | 127 | |
41375f89 JR |
128 | |
129 | #ifndef GLYPHSET | |
130 | /* Pre Windows 2000, this was not available, but define it here so | |
131 | that Emacs compiled on such a platform will run on newer versions. */ | |
132 | ||
133 | typedef struct tagWCRANGE | |
134 | { | |
135 | WCHAR wcLow; | |
136 | USHORT cGlyphs; | |
137 | } WCRANGE; | |
138 | ||
139 | typedef struct tagGLYPHSET | |
140 | { | |
141 | DWORD cbThis; | |
142 | DWORD flAccel; | |
143 | DWORD cGlyphsSupported; | |
144 | DWORD cRanges; | |
145 | WCRANGE ranges[1]; | |
146 | } GLYPHSET; | |
147 | ||
148 | #endif | |
149 | ||
150 | /* Dynamic linking to GetFontUnicodeRanges (not available on 95, 98, ME). */ | |
151 | DWORD (PASCAL *pfnGetFontUnicodeRanges) (HDC device, GLYPHSET *ranges); | |
152 | ||
ee78dc32 GV |
153 | /* Frame being updated by update_frame. This is declared in term.c. |
154 | This is set by update_begin and looked at by all the | |
fbd6baed | 155 | w32 functions. It is zero while not inside an update. |
791f420f | 156 | In that case, the w32 functions assume that `SELECTED_FRAME ()' |
ee78dc32 GV |
157 | is the frame to apply to. */ |
158 | extern struct frame *updating_frame; | |
159 | ||
160 | /* This is a frame waiting to be autoraised, within w32_read_socket. */ | |
161 | struct frame *pending_autoraise_frame; | |
162 | ||
abb15ebd JR |
163 | /* The handle of the frame that currently owns the system caret. */ |
164 | HWND w32_system_caret_hwnd; | |
abb15ebd JR |
165 | int w32_system_caret_height; |
166 | int w32_system_caret_x; | |
167 | int w32_system_caret_y; | |
99558ce8 | 168 | int w32_use_visible_system_caret; |
abb15ebd | 169 | |
484fa2c1 | 170 | /* Flag to enable Unicode output in case users wish to use programs |
cabb23bc GV |
171 | like Twinbridge on '95 rather than installed system level support |
172 | for Far East languages. */ | |
484fa2c1 | 173 | int w32_enable_unicode_output; |
cabb23bc | 174 | |
c2baa2b6 JR |
175 | /* Flag to enable Cleartype hack for font metrics. */ |
176 | static int cleartype_active; | |
177 | ||
e9e23e23 GV |
178 | DWORD dwWindowsThreadId = 0; |
179 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
180 | DWORD dwMainThreadId = 0; |
181 | HANDLE hMainThread = NULL; | |
182 | ||
689004fa GV |
183 | int vertical_scroll_bar_min_handle; |
184 | int vertical_scroll_bar_top_border; | |
185 | int vertical_scroll_bar_bottom_border; | |
186 | ||
187 | int last_scroll_bar_drag_pos; | |
188 | ||
ee78dc32 GV |
189 | /* Mouse movement. */ |
190 | ||
191 | /* Where the mouse was last time we reported a mouse event. */ | |
9ef2e2cf | 192 | |
ee78dc32 | 193 | static RECT last_mouse_glyph; |
d3499758 | 194 | static FRAME_PTR last_mouse_glyph_frame; |
791f420f | 195 | static Lisp_Object last_mouse_press_frame; |
ee78dc32 | 196 | |
e597eb7d | 197 | int w32_num_mouse_buttons; |
52cf03a1 | 198 | |
fbd6baed | 199 | Lisp_Object Vw32_swap_mouse_buttons; |
52cf03a1 | 200 | |
689004fa GV |
201 | /* Control whether x_raise_frame also sets input focus. */ |
202 | Lisp_Object Vw32_grab_focus_on_raise; | |
203 | ||
204 | /* Control whether Caps Lock affects non-ascii characters. */ | |
205 | Lisp_Object Vw32_capslock_is_shiftlock; | |
206 | ||
ef0e360f GV |
207 | /* Control whether right-alt and left-ctrl should be recognized as AltGr. */ |
208 | Lisp_Object Vw32_recognize_altgr; | |
209 | ||
ee78dc32 GV |
210 | /* The scroll bar in which the last motion event occurred. |
211 | ||
212 | If the last motion event occurred in a scroll bar, we set this | |
fbd6baed | 213 | so w32_mouse_position can know whether to report a scroll bar motion or |
ee78dc32 GV |
214 | an ordinary motion. |
215 | ||
216 | If the last motion event didn't occur in a scroll bar, we set this | |
fbd6baed | 217 | to Qnil, to tell w32_mouse_position to return an ordinary motion event. */ |
9ef2e2cf JR |
218 | static Lisp_Object last_mouse_scroll_bar; |
219 | static int last_mouse_scroll_bar_pos; | |
ee78dc32 | 220 | |
fbd6baed | 221 | /* This is a hack. We would really prefer that w32_mouse_position would |
ee78dc32 | 222 | return the time associated with the position it returns, but there |
9ef2e2cf | 223 | doesn't seem to be any way to wrest the time-stamp from the server |
ee78dc32 GV |
224 | along with the position query. So, we just keep track of the time |
225 | of the last movement we received, and return that in hopes that | |
226 | it's somewhat accurate. */ | |
ee78dc32 | 227 | |
9ef2e2cf JR |
228 | static Time last_mouse_movement_time; |
229 | ||
230 | /* Incremented by w32_read_socket whenever it really tries to read | |
231 | events. */ | |
a1b9438c | 232 | |
ee78dc32 GV |
233 | #ifdef __STDC__ |
234 | static int volatile input_signal_count; | |
235 | #else | |
236 | static int input_signal_count; | |
237 | #endif | |
238 | ||
239 | extern Lisp_Object Vcommand_line_args, Vsystem_name; | |
240 | ||
38006079 | 241 | #ifndef USE_CRT_DLL |
ee78dc32 | 242 | extern int errno; |
38006079 | 243 | #endif |
ee78dc32 GV |
244 | |
245 | /* A mask of extra modifier bits to put into every keyboard char. */ | |
9ef2e2cf | 246 | |
31ade731 | 247 | extern EMACS_INT extra_keyboard_modifiers; |
ee78dc32 | 248 | |
38006079 | 249 | static void x_update_window_end P_ ((struct window *, int, int)); |
791f420f JR |
250 | static void w32_handle_tool_bar_click P_ ((struct frame *, |
251 | struct input_event *)); | |
1bb8a291 | 252 | static void w32_define_cursor P_ ((Window, Cursor)); |
791f420f JR |
253 | |
254 | void x_lower_frame P_ ((struct frame *)); | |
255 | void x_scroll_bar_clear P_ ((struct frame *)); | |
256 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
257 | void x_raise_frame P_ ((struct frame *)); | |
258 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
259 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
260 | void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
1bb8a291 | 261 | static void w32_initialize P_ ((void)); |
791f420f JR |
262 | static void x_font_min_bounds P_ ((XFontStruct *, int *, int *)); |
263 | int x_compute_min_glyph_bounds P_ ((struct frame *)); | |
791f420f JR |
264 | static void x_update_end P_ ((struct frame *)); |
265 | static void w32_frame_up_to_date P_ ((struct frame *)); | |
4a418b10 JR |
266 | static void w32_set_terminal_modes P_ ((struct terminal *)); |
267 | static void w32_reset_terminal_modes P_ ((struct terminal *)); | |
268 | static void x_clear_frame P_ ((struct frame *)); | |
791f420f JR |
269 | static void frame_highlight P_ ((struct frame *)); |
270 | static void frame_unhighlight P_ ((struct frame *)); | |
73dc743c JR |
271 | static void x_new_focus_frame P_ ((struct w32_display_info *, |
272 | struct frame *)); | |
55131bef JR |
273 | static void x_focus_changed P_ ((int, int, struct w32_display_info *, |
274 | struct frame *, struct input_event *)); | |
275 | static void w32_detect_focus_change P_ ((struct w32_display_info *, | |
276 | W32Msg *, struct input_event *)); | |
791f420f JR |
277 | static void w32_frame_rehighlight P_ ((struct frame *)); |
278 | static void x_frame_rehighlight P_ ((struct w32_display_info *)); | |
279 | static void x_draw_hollow_cursor P_ ((struct window *, struct glyph_row *)); | |
70fa9f1f JR |
280 | static void x_draw_bar_cursor P_ ((struct window *, struct glyph_row *, int, |
281 | enum text_cursor_kinds)); | |
b5a2e277 | 282 | static void w32_clip_to_row P_ ((struct window *, struct glyph_row *, int, HDC)); |
14d050df JB |
283 | static BOOL my_show_window P_ ((struct frame *, HWND, int)); |
284 | static void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
285 | static void my_set_focus P_ ((struct frame *, HWND)); | |
286 | static void my_set_foreground_window P_ ((HWND)); | |
287 | static void my_destroy_window P_ ((struct frame *, HWND)); | |
791f420f | 288 | |
ee78dc32 GV |
289 | static Lisp_Object Qvendor_specific_keysyms; |
290 | ||
ee78dc32 | 291 | \f |
9ef2e2cf JR |
292 | /*********************************************************************** |
293 | Debugging | |
294 | ***********************************************************************/ | |
295 | ||
ee78dc32 | 296 | #if 0 |
9ef2e2cf JR |
297 | |
298 | /* This is a function useful for recording debugging information about | |
299 | the sequence of occurrences in this file. */ | |
ee78dc32 | 300 | |
d67d1627 | 301 | struct record |
ee78dc32 GV |
302 | { |
303 | char *locus; | |
304 | int type; | |
305 | }; | |
306 | ||
307 | struct record event_record[100]; | |
308 | ||
309 | int event_record_index; | |
310 | ||
311 | record_event (locus, type) | |
312 | char *locus; | |
313 | int type; | |
314 | { | |
315 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
316 | event_record_index = 0; | |
317 | ||
318 | event_record[event_record_index].locus = locus; | |
319 | event_record[event_record_index].type = type; | |
320 | event_record_index++; | |
321 | } | |
322 | ||
323 | #endif /* 0 */ | |
324 | \f | |
791f420f | 325 | |
c65fd370 RS |
326 | void |
327 | XChangeGC (void * ignore, XGCValues* gc, unsigned long mask, | |
328 | XGCValues *xgcv) | |
791f420f JR |
329 | { |
330 | if (mask & GCForeground) | |
331 | gc->foreground = xgcv->foreground; | |
332 | if (mask & GCBackground) | |
333 | gc->background = xgcv->background; | |
334 | if (mask & GCFont) | |
335 | gc->font = xgcv->font; | |
336 | } | |
337 | ||
338 | XGCValues *XCreateGC (void * ignore, Window window, unsigned long mask, | |
339 | XGCValues *xgcv) | |
340 | { | |
341 | XGCValues *gc = (XGCValues *) xmalloc (sizeof (XGCValues)); | |
342 | bzero (gc, sizeof (XGCValues)); | |
343 | ||
344 | XChangeGC (ignore, gc, mask, xgcv); | |
345 | ||
346 | return gc; | |
347 | } | |
348 | ||
c65fd370 RS |
349 | void |
350 | XGetGCValues (void* ignore, XGCValues *gc, | |
791f420f JR |
351 | unsigned long mask, XGCValues *xgcv) |
352 | { | |
353 | XChangeGC (ignore, xgcv, mask, gc); | |
354 | } | |
355 | ||
791f420f JR |
356 | static void |
357 | w32_set_clip_rectangle (HDC hdc, RECT *rect) | |
358 | { | |
359 | if (rect) | |
360 | { | |
361 | HRGN clip_region = CreateRectRgnIndirect (rect); | |
362 | SelectClipRgn (hdc, clip_region); | |
363 | DeleteObject (clip_region); | |
364 | } | |
365 | else | |
366 | SelectClipRgn (hdc, NULL); | |
367 | } | |
368 | ||
791f420f JR |
369 | |
370 | /* Draw a hollow rectangle at the specified position. */ | |
371 | void | |
372 | w32_draw_rectangle (HDC hdc, XGCValues *gc, int x, int y, | |
373 | int width, int height) | |
374 | { | |
375 | HBRUSH hb, oldhb; | |
376 | HPEN hp, oldhp; | |
377 | ||
378 | hb = CreateSolidBrush (gc->background); | |
379 | hp = CreatePen (PS_SOLID, 0, gc->foreground); | |
380 | oldhb = SelectObject (hdc, hb); | |
381 | oldhp = SelectObject (hdc, hp); | |
382 | ||
383 | Rectangle (hdc, x, y, x + width, y + height); | |
384 | ||
385 | SelectObject (hdc, oldhb); | |
386 | SelectObject (hdc, oldhp); | |
387 | DeleteObject (hb); | |
388 | DeleteObject (hp); | |
389 | } | |
390 | ||
391 | /* Draw a filled rectangle at the specified position. */ | |
d67d1627 | 392 | void |
00fe468b | 393 | w32_fill_rect (f, hdc, pix, lprect) |
ee78dc32 | 394 | FRAME_PTR f; |
00fe468b | 395 | HDC hdc; |
ee78dc32 GV |
396 | COLORREF pix; |
397 | RECT * lprect; | |
398 | { | |
ee78dc32 | 399 | HBRUSH hb; |
791f420f | 400 | |
ee78dc32 | 401 | hb = CreateSolidBrush (pix); |
ee78dc32 | 402 | FillRect (hdc, lprect, hb); |
ee78dc32 | 403 | DeleteObject (hb); |
ee78dc32 GV |
404 | } |
405 | ||
d67d1627 | 406 | void |
fbd6baed | 407 | w32_clear_window (f) |
ee78dc32 GV |
408 | FRAME_PTR f; |
409 | { | |
410 | RECT rect; | |
00fe468b | 411 | HDC hdc = get_frame_dc (f); |
52cf03a1 | 412 | |
e4a52412 JR |
413 | /* Under certain conditions, this can be called at startup with |
414 | a console frame pointer before the GUI frame is created. An HDC | |
415 | of 0 indicates this. */ | |
416 | if (hdc) | |
417 | { | |
418 | GetClientRect (FRAME_W32_WINDOW (f), &rect); | |
419 | w32_clear_rect (f, hdc, &rect); | |
420 | } | |
421 | ||
00fe468b | 422 | release_frame_dc (f, hdc); |
ee78dc32 GV |
423 | } |
424 | ||
425 | \f | |
791f420f JR |
426 | /*********************************************************************** |
427 | Starting and ending an update | |
428 | ***********************************************************************/ | |
d67d1627 | 429 | |
791f420f JR |
430 | /* Start an update of frame F. This function is installed as a hook |
431 | for update_begin, i.e. it is called when update_begin is called. | |
432 | This function is called prior to calls to x_update_window_begin for | |
99012074 | 433 | each window being updated. */ |
ee78dc32 | 434 | |
96214669 | 435 | static void |
791f420f | 436 | x_update_begin (f) |
ee78dc32 GV |
437 | struct frame *f; |
438 | { | |
99012074 AI |
439 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); |
440 | ||
7e6ac5b9 AI |
441 | if (! FRAME_W32_P (f)) |
442 | return; | |
443 | ||
99012074 AI |
444 | /* Regenerate display palette before drawing if list of requested |
445 | colors has changed. */ | |
446 | if (display_info->regen_palette) | |
447 | { | |
448 | w32_regenerate_palette (f); | |
449 | display_info->regen_palette = FALSE; | |
450 | } | |
791f420f | 451 | } |
ee78dc32 | 452 | |
791f420f JR |
453 | |
454 | /* Start update of window W. Set the global variable updated_window | |
455 | to the window being updated and set output_cursor to the cursor | |
456 | position of W. */ | |
457 | ||
458 | static void | |
459 | x_update_window_begin (w) | |
460 | struct window *w; | |
461 | { | |
462 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
463 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); | |
464 | ||
99558ce8 | 465 | /* Hide the system caret during an update. */ |
9785d95b BK |
466 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
467 | { | |
468 | SendMessage (w32_system_caret_hwnd, WM_EMACS_HIDE_CARET, 0, 0); | |
469 | } | |
99558ce8 | 470 | |
791f420f JR |
471 | updated_window = w; |
472 | set_output_cursor (&w->cursor); | |
ee78dc32 GV |
473 | |
474 | BLOCK_INPUT; | |
475 | ||
791f420f | 476 | if (f == display_info->mouse_face_mouse_frame) |
ee78dc32 GV |
477 | { |
478 | /* Don't do highlighting for mouse motion during the update. */ | |
791f420f | 479 | display_info->mouse_face_defer = 1; |
ee78dc32 | 480 | |
9ef2e2cf JR |
481 | /* If F needs to be redrawn, simply forget about any prior mouse |
482 | highlighting. */ | |
ee78dc32 | 483 | if (FRAME_GARBAGED_P (f)) |
791f420f JR |
484 | display_info->mouse_face_window = Qnil; |
485 | ||
ec48c3a7 JR |
486 | #if 0 /* Rows in a current matrix containing glyphs in mouse-face have |
487 | their mouse_face_p flag set, which means that they are always | |
488 | unequal to rows in a desired matrix which never have that | |
489 | flag set. So, rows containing mouse-face glyphs are never | |
490 | scrolled, and we don't have to switch the mouse highlight off | |
491 | here to prevent it from being scrolled. */ | |
d67d1627 | 492 | |
791f420f JR |
493 | /* Can we tell that this update does not affect the window |
494 | where the mouse highlight is? If so, no need to turn off. | |
495 | Likewise, don't do anything if the frame is garbaged; | |
496 | in that case, the frame's current matrix that we would use | |
497 | is all wrong, and we will redisplay that line anyway. */ | |
498 | if (!NILP (display_info->mouse_face_window) | |
499 | && w == XWINDOW (display_info->mouse_face_window)) | |
ee78dc32 | 500 | { |
791f420f | 501 | int i; |
ee78dc32 | 502 | |
791f420f JR |
503 | for (i = 0; i < w->desired_matrix->nrows; ++i) |
504 | if (MATRIX_ROW_ENABLED_P (w->desired_matrix, i)) | |
ee78dc32 GV |
505 | break; |
506 | ||
791f420f JR |
507 | if (i < w->desired_matrix->nrows) |
508 | clear_mouse_face (display_info); | |
ee78dc32 | 509 | } |
ec48c3a7 | 510 | #endif /* 0 */ |
ee78dc32 GV |
511 | } |
512 | ||
513 | UNBLOCK_INPUT; | |
514 | } | |
515 | ||
89271099 | 516 | /* Draw a vertical window border from (x,y0) to (x,y1) */ |
791f420f | 517 | |
96214669 | 518 | static void |
89271099 | 519 | w32_draw_vertical_window_border (w, x, y0, y1) |
791f420f | 520 | struct window *w; |
89271099 | 521 | int x, y0, y1; |
ee78dc32 | 522 | { |
791f420f | 523 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
89271099 KS |
524 | RECT r; |
525 | HDC hdc; | |
cf2c08ca | 526 | struct face *face; |
1c64a4a2 | 527 | |
89271099 KS |
528 | r.left = x; |
529 | r.right = x + 1; | |
530 | r.top = y0; | |
531 | r.bottom = y1; | |
d67d1627 | 532 | |
89271099 | 533 | hdc = get_frame_dc (f); |
cf2c08ca EZ |
534 | face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID); |
535 | if (face) | |
536 | w32_fill_rect (f, hdc, face->foreground, &r); | |
537 | else | |
538 | w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r); | |
539 | ||
89271099 | 540 | release_frame_dc (f, hdc); |
791f420f | 541 | } |
ee78dc32 | 542 | |
d67d1627 | 543 | |
ec48c3a7 JR |
544 | /* End update of window W (which is equal to updated_window). |
545 | ||
546 | Draw vertical borders between horizontally adjacent windows, and | |
547 | display W's cursor if CURSOR_ON_P is non-zero. | |
548 | ||
549 | MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing | |
550 | glyphs in mouse-face were overwritten. In that case we have to | |
551 | make sure that the mouse-highlight is properly redrawn. | |
552 | ||
553 | W may be a menu bar pseudo-window in case we don't have X toolkit | |
554 | support. Such windows don't have a cursor, so don't display it | |
555 | here. */ | |
791f420f JR |
556 | |
557 | static void | |
ec48c3a7 | 558 | x_update_window_end (w, cursor_on_p, mouse_face_overwritten_p) |
791f420f | 559 | struct window *w; |
ec48c3a7 | 560 | int cursor_on_p, mouse_face_overwritten_p; |
791f420f | 561 | { |
89271099 | 562 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame)); |
9f5a911b | 563 | |
791f420f JR |
564 | if (!w->pseudo_window_p) |
565 | { | |
566 | BLOCK_INPUT; | |
ec48c3a7 | 567 | |
791f420f | 568 | if (cursor_on_p) |
89271099 KS |
569 | display_and_set_cursor (w, 1, output_cursor.hpos, |
570 | output_cursor.vpos, | |
571 | output_cursor.x, output_cursor.y); | |
d67d1627 | 572 | |
f94a2622 KS |
573 | if (draw_window_fringes (w, 1)) |
574 | x_draw_vertical_border (w); | |
6b61353c | 575 | |
791f420f JR |
576 | UNBLOCK_INPUT; |
577 | } | |
9f5a911b JR |
578 | |
579 | /* If a row with mouse-face was overwritten, arrange for | |
580 | XTframe_up_to_date to redisplay the mouse highlight. */ | |
581 | if (mouse_face_overwritten_p) | |
582 | { | |
583 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
584 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
585 | dpyinfo->mouse_face_window = Qnil; | |
586 | } | |
587 | ||
99558ce8 JR |
588 | /* Unhide the caret. This won't actually show the cursor, unless it |
589 | was visible before the corresponding call to HideCaret in | |
590 | x_update_window_begin. */ | |
9785d95b BK |
591 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
592 | { | |
593 | SendMessage (w32_system_caret_hwnd, WM_EMACS_SHOW_CARET, 0, 0); | |
594 | } | |
99558ce8 | 595 | |
791f420f JR |
596 | updated_window = NULL; |
597 | } | |
598 | ||
9ef2e2cf JR |
599 | |
600 | /* End update of frame F. This function is installed as a hook in | |
601 | update_end. */ | |
602 | ||
791f420f JR |
603 | static void |
604 | x_update_end (f) | |
605 | struct frame *f; | |
606 | { | |
7e6ac5b9 AI |
607 | if (! FRAME_W32_P (f)) |
608 | return; | |
609 | ||
791f420f JR |
610 | /* Mouse highlight may be displayed again. */ |
611 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
ee78dc32 GV |
612 | } |
613 | ||
9ef2e2cf | 614 | |
791f420f JR |
615 | /* This function is called from various places in xdisp.c whenever a |
616 | complete update has been performed. The global variable | |
617 | updated_window is not available here. */ | |
ee78dc32 | 618 | |
96214669 | 619 | static void |
fbd6baed | 620 | w32_frame_up_to_date (f) |
791f420f | 621 | struct frame *f; |
ee78dc32 | 622 | { |
791f420f | 623 | if (FRAME_W32_P (f)) |
ee78dc32 | 624 | { |
791f420f | 625 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
89271099 | 626 | |
791f420f JR |
627 | if (dpyinfo->mouse_face_deferred_gc |
628 | || f == dpyinfo->mouse_face_mouse_frame) | |
629 | { | |
630 | BLOCK_INPUT; | |
631 | if (dpyinfo->mouse_face_mouse_frame) | |
632 | note_mouse_highlight (dpyinfo->mouse_face_mouse_frame, | |
633 | dpyinfo->mouse_face_mouse_x, | |
634 | dpyinfo->mouse_face_mouse_y); | |
635 | dpyinfo->mouse_face_deferred_gc = 0; | |
636 | UNBLOCK_INPUT; | |
637 | } | |
ee78dc32 GV |
638 | } |
639 | } | |
791f420f JR |
640 | |
641 | ||
642 | /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay | |
33c34bea | 643 | arrow bitmaps, or clear the fringes if no bitmaps are required |
791f420f | 644 | before DESIRED_ROW is made current. The window being updated is |
b71b8111 | 645 | found in updated_window. This function is called from |
791f420f JR |
646 | update_window_line only if it is known that there are differences |
647 | between bitmaps to be drawn between current row and DESIRED_ROW. */ | |
648 | ||
649 | static void | |
650 | x_after_update_window_line (desired_row) | |
651 | struct glyph_row *desired_row; | |
652 | { | |
653 | struct window *w = updated_window; | |
6ff3e5e3 JR |
654 | struct frame *f; |
655 | int width, height; | |
656 | ||
791f420f | 657 | xassert (w); |
d67d1627 | 658 | |
791f420f | 659 | if (!desired_row->mode_line_p && !w->pseudo_window_p) |
6b61353c | 660 | desired_row->redraw_fringe_bitmaps_p = 1; |
791f420f | 661 | |
6ff3e5e3 JR |
662 | /* When a window has disappeared, make sure that no rest of |
663 | full-width rows stays visible in the internal border. Could | |
664 | check here if updated_window is the leftmost/rightmost window, | |
665 | but I guess it's not worth doing since vertically split windows | |
666 | are almost never used, internal border is rarely set, and the | |
667 | overhead is very small. */ | |
668 | if (windows_or_buffers_changed | |
669 | && desired_row->full_width_p | |
670 | && (f = XFRAME (w->frame), | |
671 | width = FRAME_INTERNAL_BORDER_WIDTH (f), | |
672 | width != 0) | |
673 | && (height = desired_row->visible_height, | |
674 | height > 0)) | |
675 | { | |
676 | int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y)); | |
89271099 | 677 | |
6ff3e5e3 JR |
678 | /* Internal border is drawn below the tool bar. */ |
679 | if (WINDOWP (f->tool_bar_window) | |
680 | && w == XWINDOW (f->tool_bar_window)) | |
681 | y -= width; | |
682 | ||
683 | BLOCK_INPUT; | |
684 | { | |
685 | HDC hdc = get_frame_dc (f); | |
686 | w32_clear_area (f, hdc, 0, y, width, height); | |
62e50ec6 | 687 | w32_clear_area (f, hdc, FRAME_PIXEL_WIDTH (f) - width, |
6ff3e5e3 JR |
688 | y, width, height); |
689 | release_frame_dc (f, hdc); | |
690 | } | |
791f420f JR |
691 | UNBLOCK_INPUT; |
692 | } | |
693 | } | |
694 | ||
695 | ||
33c34bea | 696 | /* Draw the bitmap WHICH in one of the left or right fringes of |
791f420f JR |
697 | window W. ROW is the glyph row for which to display the bitmap; it |
698 | determines the vertical position at which the bitmap has to be | |
699 | drawn. */ | |
700 | ||
701 | static void | |
b6ae1532 | 702 | w32_draw_fringe_bitmap (w, row, p) |
791f420f | 703 | struct window *w; |
791f420f | 704 | struct glyph_row *row; |
b6ae1532 | 705 | struct draw_fringe_bitmap_params *p; |
791f420f JR |
706 | { |
707 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
b6ae1532 KS |
708 | HDC hdc; |
709 | struct face *face = p->face; | |
6b61353c | 710 | int rowY; |
b6ae1532 KS |
711 | |
712 | hdc = get_frame_dc (f); | |
791f420f | 713 | |
06929222 YM |
714 | if (!p->overlay_p) |
715 | { | |
716 | int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny; | |
717 | ||
718 | /* If the fringe is adjacent to the left (right) scroll bar of a | |
719 | leftmost (rightmost, respectively) window, then extend its | |
720 | background to the gap between the fringe and the bar. */ | |
721 | if ((WINDOW_LEFTMOST_P (w) | |
722 | && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w)) | |
723 | || (WINDOW_RIGHTMOST_P (w) | |
724 | && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w))) | |
725 | { | |
726 | int sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); | |
727 | ||
728 | if (sb_width > 0) | |
729 | { | |
730 | int left = WINDOW_SCROLL_BAR_AREA_X (w); | |
731 | int width = (WINDOW_CONFIG_SCROLL_BAR_COLS (w) | |
732 | * FRAME_COLUMN_WIDTH (f)); | |
733 | ||
734 | if (bx < 0) | |
735 | { | |
736 | /* Bitmap fills the fringe. */ | |
737 | if (left + width == p->x) | |
738 | bx = left + sb_width; | |
739 | else if (p->x + p->wd == left) | |
740 | bx = left; | |
741 | if (bx >= 0) | |
742 | { | |
743 | int header_line_height = WINDOW_HEADER_LINE_HEIGHT (w); | |
744 | ||
745 | nx = width - sb_width; | |
746 | by = WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height, | |
747 | row->y)); | |
748 | ny = row->visible_height; | |
749 | } | |
750 | } | |
751 | else | |
752 | { | |
753 | if (left + width == bx) | |
754 | { | |
755 | bx = left + sb_width; | |
756 | nx += width - sb_width; | |
757 | } | |
758 | else if (bx + nx == left) | |
759 | nx += width - sb_width; | |
760 | } | |
761 | } | |
762 | } | |
763 | ||
764 | if (bx >= 0 && nx > 0) | |
765 | w32_fill_area (f, hdc, face->background, bx, by, nx, ny); | |
766 | } | |
767 | ||
791f420f | 768 | /* Must clip because of partially visible lines. */ |
6b61353c KH |
769 | rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
770 | if (p->y < rowY) | |
771 | { | |
772 | /* Adjust position of "bottom aligned" bitmap on partially | |
773 | visible last row. */ | |
774 | int oldY = row->y; | |
775 | int oldVH = row->visible_height; | |
776 | row->visible_height = p->h; | |
777 | row->y -= rowY - p->y; | |
b5a2e277 | 778 | w32_clip_to_row (w, row, -1, hdc); |
6b61353c KH |
779 | row->y = oldY; |
780 | row->visible_height = oldVH; | |
781 | } | |
782 | else | |
b5a2e277 | 783 | w32_clip_to_row (w, row, -1, hdc); |
791f420f | 784 | |
0e9e9a2c | 785 | if (p->which && p->which < max_fringe_bmp) |
b6ae1532 KS |
786 | { |
787 | HBITMAP pixmap = fringe_bmp[p->which]; | |
788 | HDC compat_hdc; | |
789 | HANDLE horig_obj; | |
791f420f | 790 | |
b6ae1532 | 791 | compat_hdc = CreateCompatibleDC (hdc); |
6b61353c | 792 | |
b6ae1532 | 793 | SaveDC (hdc); |
791f420f | 794 | |
b6ae1532 | 795 | horig_obj = SelectObject (compat_hdc, pixmap); |
fccb8288 | 796 | |
6b61353c KH |
797 | /* Paint overlays transparently. */ |
798 | if (p->overlay_p) | |
799 | { | |
800 | HBRUSH h_brush, h_orig_brush; | |
801 | ||
802 | SetTextColor (hdc, BLACK_PIX_DEFAULT (f)); | |
803 | SetBkColor (hdc, WHITE_PIX_DEFAULT (f)); | |
804 | h_brush = CreateSolidBrush (face->foreground); | |
805 | h_orig_brush = SelectObject (hdc, h_brush); | |
806 | ||
807 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
808 | compat_hdc, 0, p->dh, | |
809 | DSTINVERT); | |
810 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
811 | compat_hdc, 0, p->dh, | |
812 | 0x2E064A); | |
813 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
814 | compat_hdc, 0, p->dh, | |
815 | DSTINVERT); | |
816 | ||
817 | SelectObject (hdc, h_orig_brush); | |
818 | DeleteObject (h_brush); | |
819 | } | |
820 | else | |
821 | { | |
822 | SetTextColor (hdc, face->background); | |
823 | SetBkColor (hdc, (p->cursor_p | |
824 | ? f->output_data.w32->cursor_pixel | |
825 | : face->foreground)); | |
826 | ||
827 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
828 | compat_hdc, 0, p->dh, | |
829 | SRCCOPY); | |
830 | } | |
791f420f | 831 | |
b6ae1532 KS |
832 | SelectObject (compat_hdc, horig_obj); |
833 | DeleteDC (compat_hdc); | |
834 | RestoreDC (hdc, -1); | |
d33c49e8 | 835 | } |
791f420f | 836 | |
b6ae1532 | 837 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 838 | |
791f420f JR |
839 | release_frame_dc (f, hdc); |
840 | } | |
841 | ||
6b61353c KH |
842 | static void |
843 | w32_define_fringe_bitmap (which, bits, h, wd) | |
844 | int which; | |
845 | unsigned short *bits; | |
846 | int h, wd; | |
847 | { | |
0e9e9a2c KS |
848 | if (which >= max_fringe_bmp) |
849 | { | |
850 | int i = max_fringe_bmp; | |
851 | max_fringe_bmp = which + 20; | |
852 | fringe_bmp = (HBITMAP *) xrealloc (fringe_bmp, max_fringe_bmp * sizeof (HBITMAP)); | |
853 | while (i < max_fringe_bmp) | |
854 | fringe_bmp[i++] = 0; | |
855 | } | |
856 | ||
6b61353c KH |
857 | fringe_bmp[which] = CreateBitmap (wd, h, 1, 1, bits); |
858 | } | |
859 | ||
860 | static void | |
861 | w32_destroy_fringe_bitmap (which) | |
862 | int which; | |
863 | { | |
0e9e9a2c KS |
864 | if (which >= max_fringe_bmp) |
865 | return; | |
866 | ||
6b61353c KH |
867 | if (fringe_bmp[which]) |
868 | DeleteObject (fringe_bmp[which]); | |
869 | fringe_bmp[which] = 0; | |
870 | } | |
871 | ||
872 | ||
ee78dc32 | 873 | \f |
9ef2e2cf JR |
874 | /* This is called when starting Emacs and when restarting after |
875 | suspend. When starting Emacs, no window is mapped. And nothing | |
876 | must be done to Emacs's own window if it is suspended (though that | |
877 | rarely happens). */ | |
ee78dc32 | 878 | |
96214669 | 879 | static void |
4a418b10 | 880 | w32_set_terminal_modes (struct terminal *term) |
ee78dc32 GV |
881 | { |
882 | } | |
883 | ||
9ef2e2cf JR |
884 | /* This is called when exiting or suspending Emacs. Exiting will make |
885 | the W32 windows go away, and suspending requires no action. */ | |
ee78dc32 | 886 | |
96214669 | 887 | static void |
4a418b10 | 888 | w32_reset_terminal_modes (struct terminal *term) |
ee78dc32 GV |
889 | { |
890 | } | |
791f420f | 891 | |
9ef2e2cf | 892 | |
ee78dc32 | 893 | \f |
791f420f JR |
894 | /*********************************************************************** |
895 | Display Iterator | |
896 | ***********************************************************************/ | |
897 | ||
898 | /* Function prototypes of this page. */ | |
899 | ||
3aefd49f | 900 | XCharStruct *w32_per_char_metric P_ ((XFontStruct *, wchar_t *, int)); |
66f30e44 JR |
901 | static int w32_encode_char P_ ((int, wchar_t *, struct font_info *, |
902 | struct charset *, int *)); | |
cabb23bc | 903 | |
791f420f JR |
904 | |
905 | /* Get metrics of character CHAR2B in FONT. Value is always non-null. | |
906 | If CHAR2B is not contained in FONT, the font's default character | |
9ef2e2cf | 907 | metric is returned. */ |
791f420f | 908 | |
82f9d565 AI |
909 | static int |
910 | w32_bdf_per_char_metric (font, char2b, dim, pcm) | |
9127e20e JR |
911 | XFontStruct *font; |
912 | wchar_t *char2b; | |
913 | int dim; | |
82f9d565 | 914 | XCharStruct * pcm; |
9127e20e JR |
915 | { |
916 | glyph_metric * bdf_metric; | |
917 | char buf[2]; | |
9127e20e JR |
918 | |
919 | if (dim == 1) | |
4b99045f | 920 | buf[0] = (char)(*char2b); |
9127e20e JR |
921 | else |
922 | { | |
6b6bd726 KS |
923 | buf[0] = XCHAR2B_BYTE1 (char2b); |
924 | buf[1] = XCHAR2B_BYTE2 (char2b); | |
9127e20e JR |
925 | } |
926 | ||
927 | bdf_metric = w32_BDF_TextMetric (font->bdf, buf, dim); | |
928 | ||
929 | if (bdf_metric) | |
930 | { | |
931 | pcm->width = bdf_metric->dwidth; | |
932 | pcm->lbearing = bdf_metric->bbox; | |
933 | pcm->rbearing = bdf_metric->dwidth | |
934 | - (bdf_metric->bbox + bdf_metric->bbw); | |
935 | pcm->ascent = bdf_metric->bboy + bdf_metric->bbh; | |
00c96995 | 936 | pcm->descent = -bdf_metric->bboy; |
82f9d565 AI |
937 | |
938 | return 1; | |
9127e20e | 939 | } |
82f9d565 | 940 | return 0; |
9127e20e JR |
941 | } |
942 | ||
943 | ||
82f9d565 AI |
944 | static int |
945 | w32_native_per_char_metric (font, char2b, font_type, pcm) | |
791f420f JR |
946 | XFontStruct *font; |
947 | wchar_t *char2b; | |
9ef2e2cf | 948 | enum w32_char_font_type font_type; |
82f9d565 | 949 | XCharStruct * pcm; |
cabb23bc | 950 | { |
82f9d565 AI |
951 | HDC hdc = GetDC (NULL); |
952 | HFONT old_font; | |
953 | BOOL retval = FALSE; | |
cabb23bc | 954 | |
791f420f | 955 | xassert (font && char2b); |
82f9d565 AI |
956 | xassert (font->hfont); |
957 | xassert (font_type == UNICODE_FONT || font_type == ANSI_FONT); | |
cabb23bc | 958 | |
82f9d565 | 959 | old_font = SelectObject (hdc, font->hfont); |
791f420f | 960 | |
dfaaaafb | 961 | if ((font->tm.tmPitchAndFamily & TMPF_TRUETYPE) != 0) |
791f420f | 962 | { |
dfaaaafb AI |
963 | ABC char_widths; |
964 | ||
965 | if (font_type == UNICODE_FONT) | |
966 | retval = GetCharABCWidthsW (hdc, *char2b, *char2b, &char_widths); | |
82f9d565 | 967 | else |
dfaaaafb AI |
968 | retval = GetCharABCWidthsA (hdc, *char2b, *char2b, &char_widths); |
969 | ||
970 | if (retval) | |
971 | { | |
f6dd0c50 JR |
972 | #if 0 |
973 | /* Disabled until we can find a way to get the right results | |
974 | on all versions of Windows. */ | |
975 | ||
73dc743c JR |
976 | /* Don't trust the ABC widths. For synthesized fonts they are |
977 | wrong, and so is the result of GetCharWidth()! */ | |
978 | int real_width; | |
979 | GetCharWidth (hdc, *char2b, *char2b, &real_width); | |
f6dd0c50 | 980 | #endif |
c2baa2b6 JR |
981 | if (cleartype_active) |
982 | { | |
983 | /* Cleartype antialiasing causes characters to overhang | |
984 | by a pixel on each side compared with what GetCharABCWidths | |
985 | reports. */ | |
986 | char_widths.abcA -= 1; | |
987 | char_widths.abcC -= 1; | |
988 | char_widths.abcB += 2; | |
989 | } | |
990 | ||
dfaaaafb | 991 | pcm->width = char_widths.abcA + char_widths.abcB + char_widths.abcC; |
f6dd0c50 | 992 | #if 0 |
73dc743c JR |
993 | /* As far as I can tell, this is the best way to determine what |
994 | ExtTextOut will do with the broken font. */ | |
995 | if (pcm->width != real_width) | |
996 | pcm->width = (pcm->width + real_width) / 2; | |
f6dd0c50 | 997 | #endif |
dfaaaafb | 998 | pcm->lbearing = char_widths.abcA; |
73dc743c | 999 | pcm->rbearing = char_widths.abcA + char_widths.abcB; |
82f9d565 AI |
1000 | pcm->ascent = FONT_BASE (font); |
1001 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 1002 | } |
791f420f | 1003 | } |
82f9d565 AI |
1004 | |
1005 | if (!retval) | |
791f420f | 1006 | { |
82f9d565 AI |
1007 | /* Either font is not a True-type font, or GetCharABCWidthsW |
1008 | failed (it is not supported on Windows 9x for instance), so we | |
1009 | can't determine the full info we would like. All is not lost | |
1010 | though - we can call GetTextExtentPoint32 to get rbearing and | |
1011 | deduce width based on the font's per-string overhang. lbearing | |
1012 | is assumed to be zero. */ | |
01b220b6 JR |
1013 | |
1014 | /* TODO: Some Thai characters (and other composites if Windows | |
1015 | supports them) do have lbearing, and report their total width | |
1016 | as zero. Need some way of handling them when | |
1017 | GetCharABCWidthsW fails. */ | |
82f9d565 AI |
1018 | SIZE sz; |
1019 | ||
1020 | if (font_type == UNICODE_FONT) | |
1021 | retval = GetTextExtentPoint32W (hdc, char2b, 1, &sz); | |
1022 | else | |
1023 | retval = GetTextExtentPoint32A (hdc, (char*)char2b, 1, &sz); | |
791f420f JR |
1024 | |
1025 | if (retval) | |
dfaaaafb | 1026 | { |
b70be253 JR |
1027 | pcm->width = sz.cx; |
1028 | pcm->rbearing = sz.cx + font->tm.tmOverhang; | |
dfaaaafb | 1029 | pcm->lbearing = 0; |
82f9d565 AI |
1030 | pcm->ascent = FONT_BASE (font); |
1031 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 1032 | } |
791f420f JR |
1033 | } |
1034 | ||
791f420f | 1035 | |
93ff4395 JR |
1036 | if (pcm->width == 0 && (pcm->rbearing - pcm->lbearing) == 0) |
1037 | { | |
82f9d565 | 1038 | retval = FALSE; |
93ff4395 JR |
1039 | } |
1040 | ||
82f9d565 AI |
1041 | SelectObject (hdc, old_font); |
1042 | ReleaseDC (NULL, hdc); | |
1043 | ||
1044 | return retval; | |
1045 | } | |
1046 | ||
1047 | ||
3aefd49f | 1048 | XCharStruct * |
82f9d565 AI |
1049 | w32_per_char_metric (font, char2b, font_type) |
1050 | XFontStruct *font; | |
1051 | wchar_t *char2b; | |
6b6bd726 | 1052 | int /* enum w32_char_font_type */ font_type; |
82f9d565 AI |
1053 | { |
1054 | /* The result metric information. */ | |
1055 | XCharStruct *pcm; | |
1056 | BOOL retval; | |
1057 | ||
1058 | xassert (font && char2b); | |
66f30e44 JR |
1059 | |
1060 | /* TODO: This function is currently called through the RIF, and in | |
1061 | some cases font_type is UNKNOWN_FONT. We currently allow the | |
1062 | cached metrics to be used, which seems to work, but in cases | |
1063 | where font_type is UNKNOWN_FONT, we probably haven't encoded | |
1064 | char2b appropriately. All callers need checking to see what they | |
1065 | are passing. This is most likely to affect variable width fonts | |
1066 | outside the Latin-1 range, particularly in languages like Thai | |
1067 | that rely on rbearing and lbearing to provide composition. I | |
1068 | don't think that is working currently anyway, but we don't seem | |
1069 | to have anyone testing such languages on Windows. */ | |
e9eee23e | 1070 | |
82f9d565 | 1071 | /* Handle the common cases quickly. */ |
4b99045f | 1072 | if (!font->bdf && font->per_char == NULL) |
82f9d565 AI |
1073 | /* TODO: determine whether char2b exists in font? */ |
1074 | return &font->max_bounds; | |
4b99045f | 1075 | else if (!font->bdf && *char2b < 128) |
82f9d565 AI |
1076 | return &font->per_char[*char2b]; |
1077 | ||
66f30e44 JR |
1078 | xassert (font_type != UNKNOWN_FONT); |
1079 | ||
82f9d565 AI |
1080 | pcm = &font->scratch; |
1081 | ||
1082 | if (font_type == BDF_1D_FONT) | |
1083 | retval = w32_bdf_per_char_metric (font, char2b, 1, pcm); | |
1084 | else if (font_type == BDF_2D_FONT) | |
1085 | retval = w32_bdf_per_char_metric (font, char2b, 2, pcm); | |
1086 | else | |
1087 | retval = w32_native_per_char_metric (font, char2b, font_type, pcm); | |
1088 | ||
1089 | if (retval) | |
1090 | return pcm; | |
1091 | ||
1092 | return NULL; | |
1093 | } | |
1094 | ||
1095 | void | |
1096 | w32_cache_char_metrics (font) | |
1097 | XFontStruct *font; | |
1098 | { | |
1099 | wchar_t char2b = L'x'; | |
1100 | ||
1101 | /* Cache char metrics for the common cases. */ | |
1102 | if (font->bdf) | |
1103 | { | |
1104 | /* TODO: determine whether font is fixed-pitch. */ | |
00c96995 JR |
1105 | if (!w32_bdf_per_char_metric (font, &char2b, 1, &font->max_bounds)) |
1106 | { | |
1107 | /* Use the font width and height as max bounds, as not all BDF | |
1108 | fonts contain the letter 'x'. */ | |
11e260be | 1109 | font->max_bounds.width = FONT_WIDTH (font); |
00c96995 | 1110 | font->max_bounds.lbearing = -font->bdf->llx; |
11e260be | 1111 | font->max_bounds.rbearing = FONT_WIDTH (font) - font->bdf->urx; |
00c96995 JR |
1112 | font->max_bounds.ascent = FONT_BASE (font); |
1113 | font->max_bounds.descent = FONT_DESCENT (font); | |
1114 | } | |
82f9d565 AI |
1115 | } |
1116 | else | |
1117 | { | |
f1eed8ff JR |
1118 | if (((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) != 0) |
1119 | /* Some fonts (eg DBCS fonts) are marked as fixed width even | |
1120 | though they contain characters of different widths. */ | |
1121 | || (font->tm.tmMaxCharWidth != font->tm.tmAveCharWidth)) | |
82f9d565 AI |
1122 | { |
1123 | /* Font is not fixed pitch, so cache per_char info for the | |
1124 | ASCII characters. It would be much more work, and probably | |
1125 | not worth it, to cache other chars, since we may change | |
1126 | between using Unicode and ANSI text drawing functions at | |
1127 | run-time. */ | |
1128 | int i; | |
1129 | ||
1130 | font->per_char = xmalloc (128 * sizeof(XCharStruct)); | |
1131 | for (i = 0; i < 128; i++) | |
1132 | { | |
1133 | char2b = i; | |
1134 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1135 | &font->per_char[i]); | |
1136 | } | |
1137 | } | |
1138 | else | |
1139 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1140 | &font->max_bounds); | |
1141 | } | |
791f420f JR |
1142 | } |
1143 | ||
1144 | ||
9ef2e2cf | 1145 | /* Determine if a font is double byte. */ |
decb374a JB |
1146 | static int |
1147 | w32_font_is_double_byte (XFontStruct *font) | |
9ef2e2cf JR |
1148 | { |
1149 | return font->double_byte_p; | |
1150 | } | |
1151 | ||
1152 | ||
d67d1627 | 1153 | static BOOL |
d6ff54d5 JR |
1154 | w32_use_unicode_for_codepage (codepage) |
1155 | int codepage; | |
1156 | { | |
1157 | /* If the current codepage is supported, use Unicode for output. */ | |
1158 | return (w32_enable_unicode_output | |
1159 | && codepage != CP_8BIT | |
1160 | && (codepage == CP_UNICODE || IsValidCodePage (codepage))); | |
1161 | } | |
1162 | ||
791f420f JR |
1163 | /* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is |
1164 | the two-byte form of C. Encoding is returned in *CHAR2B. */ | |
1165 | ||
6b6bd726 | 1166 | static int /* enum w32_char_font_type */ |
66f30e44 | 1167 | w32_encode_char (c, char2b, font_info, charset, two_byte_p) |
791f420f JR |
1168 | int c; |
1169 | wchar_t *char2b; | |
1170 | struct font_info *font_info; | |
66f30e44 | 1171 | struct charset *charset; |
9ef2e2cf | 1172 | int * two_byte_p; |
791f420f | 1173 | { |
791f420f | 1174 | int codepage; |
9ef2e2cf | 1175 | int unicode_p = 0; |
344630d6 | 1176 | int internal_two_byte_p = 0; |
9ef2e2cf | 1177 | |
791f420f JR |
1178 | XFontStruct *font = font_info->font; |
1179 | ||
344630d6 | 1180 | internal_two_byte_p = w32_font_is_double_byte (font); |
41375f89 JR |
1181 | codepage = font_info->codepage; |
1182 | ||
1183 | /* If font can output unicode, use the original unicode character. */ | |
1184 | if ( font && !font->bdf && w32_use_unicode_for_codepage (codepage) | |
1185 | && c >= 0x100) | |
1186 | { | |
1187 | *char2b = c; | |
1188 | unicode_p = 1; | |
1189 | internal_two_byte_p = 1; | |
1190 | } | |
9ef2e2cf | 1191 | |
791f420f JR |
1192 | /* FONT_INFO may define a scheme by which to encode byte1 and byte2. |
1193 | This may be either a program in a special encoder language or a | |
1194 | fixed encoding. */ | |
41375f89 | 1195 | else if (font_info->font_encoder) |
791f420f JR |
1196 | { |
1197 | /* It's a program. */ | |
1198 | struct ccl_program *ccl = font_info->font_encoder; | |
1199 | ||
1200 | if (CHARSET_DIMENSION (charset) == 1) | |
1201 | { | |
8f924df7 | 1202 | ccl->reg[0] = CHARSET_ID (charset); |
6b6bd726 | 1203 | ccl->reg[1] = XCHAR2B_BYTE2 (char2b); |
2bf04b9d | 1204 | ccl->reg[2] = -1; |
791f420f JR |
1205 | } |
1206 | else | |
1207 | { | |
8f924df7 | 1208 | ccl->reg[0] = CHARSET_ID (charset); |
6b6bd726 KS |
1209 | ccl->reg[1] = XCHAR2B_BYTE1 (char2b); |
1210 | ccl->reg[2] = XCHAR2B_BYTE2 (char2b); | |
791f420f JR |
1211 | } |
1212 | ||
8f924df7 | 1213 | ccl_driver (ccl, NULL, NULL, 0, 0, Qnil); |
791f420f JR |
1214 | |
1215 | /* We assume that MSBs are appropriately set/reset by CCL | |
1216 | program. */ | |
344630d6 | 1217 | if (!internal_two_byte_p) /* 1-byte font */ |
6b6bd726 | 1218 | STORE_XCHAR2B (char2b, 0, ccl->reg[1]); |
791f420f | 1219 | else |
6b6bd726 | 1220 | STORE_XCHAR2B (char2b, ccl->reg[1], ccl->reg[2]); |
791f420f | 1221 | } |
66f30e44 | 1222 | else if (font_info->encoding_type) |
791f420f JR |
1223 | { |
1224 | /* Fixed encoding scheme. See fontset.h for the meaning of the | |
1225 | encoding numbers. */ | |
66f30e44 | 1226 | unsigned char enc = font_info->encoding_type; |
d67d1627 | 1227 | |
791f420f JR |
1228 | if ((enc == 1 || enc == 2) |
1229 | && CHARSET_DIMENSION (charset) == 2) | |
6b6bd726 | 1230 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b) | 0x80, XCHAR2B_BYTE2 (char2b)); |
d67d1627 | 1231 | |
41375f89 | 1232 | if (enc == 1 || enc == 3 || (enc == 4 && CHARSET_DIMENSION (charset) == 1)) |
6b6bd726 | 1233 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b) | 0x80); |
791f420f JR |
1234 | else if (enc == 4) |
1235 | { | |
41375f89 | 1236 | int code = (int) (*char2b); |
791f420f | 1237 | |
8f924df7 KH |
1238 | JIS_TO_SJIS (code); |
1239 | STORE_XCHAR2B (char2b, (code >> 8), (code & 0xFF)); | |
791f420f JR |
1240 | } |
1241 | } | |
344630d6 JR |
1242 | |
1243 | if (two_byte_p) | |
1244 | *two_byte_p = internal_two_byte_p; | |
1245 | ||
9ef2e2cf JR |
1246 | if (!font) |
1247 | return UNKNOWN_FONT; | |
9127e20e JR |
1248 | else if (font->bdf && CHARSET_DIMENSION (charset) == 1) |
1249 | return BDF_1D_FONT; | |
9ef2e2cf | 1250 | else if (font->bdf) |
9127e20e | 1251 | return BDF_2D_FONT; |
9ef2e2cf JR |
1252 | else if (unicode_p) |
1253 | return UNICODE_FONT; | |
1254 | else | |
1255 | return ANSI_FONT; | |
791f420f JR |
1256 | } |
1257 | ||
1258 | ||
66f30e44 JR |
1259 | /* Return a char-table whose elements are t if the font FONT_INFO |
1260 | contains a glyph for the corresponding character, and nil if not. | |
1261 | ||
1262 | Fixme: For the moment, this function works only for fonts whose | |
1263 | glyph encoding is the same as Unicode (e.g. ISO10646-1 fonts). */ | |
1264 | ||
1265 | Lisp_Object | |
1266 | x_get_font_repertory (f, font_info) | |
1267 | FRAME_PTR f; | |
1268 | struct font_info *font_info; | |
1269 | { | |
66f30e44 JR |
1270 | XFontStruct *font = (XFontStruct *) font_info->font; |
1271 | Lisp_Object table; | |
1272 | int min_byte1, max_byte1, min_byte2, max_byte2; | |
027f6f90 JR |
1273 | int c; |
1274 | struct charset *charset = CHARSET_FROM_ID (font_info->charset); | |
1275 | int offset = CHARSET_OFFSET (charset); | |
66f30e44 JR |
1276 | |
1277 | table = Fmake_char_table (Qnil, Qnil); | |
1278 | ||
41375f89 JR |
1279 | if (!font->bdf && pfnGetFontUnicodeRanges) |
1280 | { | |
1281 | GLYPHSET *glyphset; | |
1282 | DWORD glyphset_size; | |
1283 | HDC display = get_frame_dc (f); | |
1284 | HFONT prev_font; | |
1285 | int i; | |
1286 | ||
1287 | prev_font = SelectObject (display, font->hfont); | |
1288 | ||
1289 | /* First call GetFontUnicodeRanges to find out how big a structure | |
1290 | we need. */ | |
1291 | glyphset_size = pfnGetFontUnicodeRanges (display, NULL); | |
1292 | if (glyphset_size) | |
1293 | { | |
1294 | glyphset = (GLYPHSET *) alloca (glyphset_size); | |
1295 | glyphset->cbThis = glyphset_size; | |
1296 | ||
1297 | /* Now call it again to get the ranges. */ | |
1298 | glyphset_size = pfnGetFontUnicodeRanges (display, glyphset); | |
1299 | ||
1300 | if (glyphset_size) | |
1301 | { | |
1302 | /* Store the ranges in TABLE. */ | |
1303 | for (i = 0; i < glyphset->cRanges; i++) | |
1304 | { | |
1305 | int from = glyphset->ranges[i].wcLow; | |
1306 | int to = from + glyphset->ranges[i].cGlyphs - 1; | |
1307 | char_table_set_range (table, from, to, Qt); | |
1308 | } | |
1309 | } | |
1310 | } | |
1311 | ||
1312 | SelectObject (display, prev_font); | |
1313 | release_frame_dc (f, display); | |
1314 | ||
1315 | /* If we got the information we wanted above, then return it. */ | |
1316 | if (glyphset_size) | |
1317 | return table; | |
1318 | } | |
1319 | ||
1320 | #if 0 /* TODO: Convert to work on Windows so BDF and older platforms work. */ | |
1321 | /* When GetFontUnicodeRanges is not available or does not work, | |
1322 | work it out manually. */ | |
66f30e44 JR |
1323 | min_byte1 = font->min_byte1; |
1324 | max_byte1 = font->max_byte1; | |
1325 | min_byte2 = font->min_char_or_byte2; | |
1326 | max_byte2 = font->max_char_or_byte2; | |
1327 | if (min_byte1 == 0 && max_byte1 == 0) | |
1328 | { | |
1329 | if (! font->per_char || font->all_chars_exist == True) | |
027f6f90 JR |
1330 | { |
1331 | if (offset >= 0) | |
1332 | char_table_set_range (table, offset + min_byte2, | |
1333 | offset + max_byte2, Qt); | |
1334 | else | |
1335 | for (; min_byte2 <= max_byte2; min_byte2++) | |
1336 | { | |
1337 | c = DECODE_CHAR (charset, min_byte2); | |
1338 | CHAR_TABLE_SET (table, c, Qt); | |
1339 | } | |
1340 | } | |
66f30e44 JR |
1341 | else |
1342 | { | |
1343 | XCharStruct *pcm = font->per_char; | |
1344 | int from = -1; | |
1345 | int i; | |
1346 | ||
1347 | for (i = min_byte2; i <= max_byte2; i++, pcm++) | |
1348 | { | |
1349 | if (pcm->width == 0 && pcm->rbearing == pcm->lbearing) | |
1350 | { | |
1351 | if (from >= 0) | |
1352 | { | |
027f6f90 JR |
1353 | if (offset >= 0) |
1354 | char_table_set_range (table, offset + from, | |
1355 | offset + i - 1, Qt); | |
1356 | else | |
1357 | for (; from < i; from++) | |
1358 | { | |
1359 | c = DECODE_CHAR (charset, from); | |
1360 | CHAR_TABLE_SET (table, c, Qt); | |
1361 | } | |
66f30e44 JR |
1362 | from = -1; |
1363 | } | |
1364 | } | |
1365 | else if (from < 0) | |
1366 | from = i; | |
1367 | } | |
1368 | if (from >= 0) | |
027f6f90 JR |
1369 | { |
1370 | if (offset >= 0) | |
1371 | char_table_set_range (table, offset + from, offset + i - 1, | |
1372 | Qt); | |
1373 | else | |
1374 | for (; from < i; from++) | |
1375 | { | |
1376 | c = DECODE_CHAR (charset, from); | |
1377 | CHAR_TABLE_SET (table, c, Qt); | |
1378 | } | |
1379 | } | |
66f30e44 JR |
1380 | } |
1381 | } | |
1382 | else | |
1383 | { | |
1384 | if (! font->per_char || font->all_chars_exist == True) | |
1385 | { | |
027f6f90 | 1386 | int i, j; |
66f30e44 | 1387 | |
027f6f90 JR |
1388 | if (offset >= 0) |
1389 | for (i = min_byte1; i <= max_byte1; i++) | |
1390 | char_table_set_range | |
1391 | (table, offset + ((i << 8) | min_byte2), | |
1392 | offset + ((i << 8) | max_byte2), Qt); | |
1393 | else | |
1394 | for (i = min_byte1; i <= max_byte1; i++) | |
1395 | for (j = min_byte2; j <= max_byte2; j++) | |
1396 | { | |
1397 | unsiged code = (i << 8) | j; | |
1398 | c = DECODE_CHAR (charset, code); | |
1399 | CHAR_TABLE_SET (table, c, Qt); | |
1400 | } | |
66f30e44 JR |
1401 | } |
1402 | else | |
1403 | { | |
1404 | XCharStruct *pcm = font->per_char; | |
1405 | int i; | |
1406 | ||
1407 | for (i = min_byte1; i <= max_byte1; i++) | |
1408 | { | |
1409 | int from = -1; | |
1410 | int j; | |
1411 | ||
1412 | for (j = min_byte2; j <= max_byte2; j++, pcm++) | |
1413 | { | |
1414 | if (pcm->width == 0 && pcm->rbearing == pcm->lbearing) | |
1415 | { | |
1416 | if (from >= 0) | |
1417 | { | |
027f6f90 JR |
1418 | if (offset >= 0) |
1419 | char_table_set_range | |
1420 | (table, offset + ((i << 8) | from), | |
1421 | offset + ((i << 8) | (j - 1)), Qt); | |
1422 | else | |
1423 | { | |
1424 | for (; from < j; from++) | |
1425 | { | |
1426 | unsigned code = (i << 8) | from; | |
1427 | c = ENCODE_CHAR (charset, code); | |
1428 | CHAR_TABLE_SET (table, c, Qt); | |
1429 | } | |
1430 | } | |
66f30e44 JR |
1431 | from = -1; |
1432 | } | |
1433 | } | |
1434 | else if (from < 0) | |
1435 | from = j; | |
1436 | } | |
1437 | if (from >= 0) | |
027f6f90 JR |
1438 | { |
1439 | if (offset >= 0) | |
1440 | char_table_set_range | |
1441 | (table, offset + ((i << 8) | from), | |
1442 | offset + ((i << 8) | (j - 1)), Qt); | |
1443 | else | |
1444 | { | |
1445 | for (; from < j; from++) | |
1446 | { | |
1447 | unsigned code = (i << 8) | from; | |
1448 | c = DECODE_CHAR (charset, code); | |
1449 | CHAR_TABLE_SET (table, c, Qt); | |
1450 | } | |
1451 | } | |
1452 | } | |
66f30e44 JR |
1453 | } |
1454 | } | |
1455 | } | |
66f30e44 | 1456 | #endif |
41375f89 | 1457 | return table; |
66f30e44 JR |
1458 | } |
1459 | ||
cabb23bc | 1460 | \f |
791f420f JR |
1461 | /*********************************************************************** |
1462 | Glyph display | |
1463 | ***********************************************************************/ | |
1464 | ||
791f420f | 1465 | |
9ef2e2cf | 1466 | /* Encapsulate the different ways of displaying text under W32. */ |
791f420f | 1467 | |
1cb8c82e JR |
1468 | static void |
1469 | w32_text_out (s, x, y,chars,nchars) | |
791f420f JR |
1470 | struct glyph_string * s; |
1471 | int x, y; | |
1472 | wchar_t * chars; | |
1473 | int nchars; | |
1474 | { | |
6b61353c KH |
1475 | int charset_dim = w32_font_is_double_byte (s->font) ? 2 : 1; |
1476 | if (s->font->bdf) | |
1477 | w32_BDF_TextOut (s->font->bdf, s->hdc, | |
00c96995 JR |
1478 | x, y, (char *) chars, charset_dim, |
1479 | nchars * charset_dim, 0); | |
6b6bd726 | 1480 | else if (s->first_glyph->font_type == UNICODE_FONT) |
791f420f JR |
1481 | ExtTextOutW (s->hdc, x, y, 0, NULL, chars, nchars, NULL); |
1482 | else | |
1cb8c82e JR |
1483 | ExtTextOutA (s->hdc, x, y, 0, NULL, (char *) chars, |
1484 | nchars * charset_dim, NULL); | |
791f420f JR |
1485 | } |
1486 | ||
6b6bd726 | 1487 | |
791f420f JR |
1488 | static void x_set_glyph_string_clipping P_ ((struct glyph_string *)); |
1489 | static void x_set_glyph_string_gc P_ ((struct glyph_string *)); | |
1490 | static void x_draw_glyph_string_background P_ ((struct glyph_string *, | |
1491 | int)); | |
1492 | static void x_draw_glyph_string_foreground P_ ((struct glyph_string *)); | |
1493 | static void x_draw_composite_glyph_string_foreground P_ ((struct glyph_string *)); | |
791f420f JR |
1494 | static void x_draw_glyph_string_box P_ ((struct glyph_string *)); |
1495 | static void x_draw_glyph_string P_ ((struct glyph_string *)); | |
791f420f JR |
1496 | static void x_set_cursor_gc P_ ((struct glyph_string *)); |
1497 | static void x_set_mode_line_face_gc P_ ((struct glyph_string *)); | |
1498 | static void x_set_mouse_face_gc P_ ((struct glyph_string *)); | |
791f420f JR |
1499 | static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int); |
1500 | static void w32_setup_relief_color P_ ((struct frame *, struct relief *, | |
1501 | double, int, COLORREF)); | |
1502 | static void x_setup_relief_colors P_ ((struct glyph_string *)); | |
1503 | static void x_draw_image_glyph_string P_ ((struct glyph_string *)); | |
1504 | static void x_draw_image_relief P_ ((struct glyph_string *)); | |
1505 | static void x_draw_image_foreground P_ ((struct glyph_string *)); | |
1506 | static void w32_draw_image_foreground_1 P_ ((struct glyph_string *, HBITMAP)); | |
791f420f JR |
1507 | static void x_clear_glyph_string_rect P_ ((struct glyph_string *, int, |
1508 | int, int, int)); | |
1509 | static void w32_draw_relief_rect P_ ((struct frame *, int, int, int, int, | |
cb0b194a KS |
1510 | int, int, int, int, int, int, |
1511 | RECT *)); | |
791f420f JR |
1512 | static void w32_draw_box_rect P_ ((struct glyph_string *, int, int, int, int, |
1513 | int, int, int, RECT *)); | |
c2cc16fa JR |
1514 | |
1515 | #if GLYPH_DEBUG | |
1516 | static void x_check_font P_ ((struct frame *, XFontStruct *)); | |
1517 | #endif | |
791f420f | 1518 | |
d67d1627 | 1519 | |
791f420f JR |
1520 | /* Set S->gc to a suitable GC for drawing glyph string S in cursor |
1521 | face. */ | |
1522 | ||
1523 | static void | |
1524 | x_set_cursor_gc (s) | |
1525 | struct glyph_string *s; | |
1526 | { | |
1527 | if (s->font == FRAME_FONT (s->f) | |
1528 | && s->face->background == FRAME_BACKGROUND_PIXEL (s->f) | |
1529 | && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f) | |
1530 | && !s->cmp) | |
1531 | s->gc = s->f->output_data.w32->cursor_gc; | |
1532 | else | |
1533 | { | |
1534 | /* Cursor on non-default face: must merge. */ | |
1535 | XGCValues xgcv; | |
1536 | unsigned long mask; | |
1537 | ||
1538 | xgcv.background = s->f->output_data.w32->cursor_pixel; | |
1539 | xgcv.foreground = s->face->background; | |
1540 | ||
1541 | /* If the glyph would be invisible, try a different foreground. */ | |
1542 | if (xgcv.foreground == xgcv.background) | |
1543 | xgcv.foreground = s->face->foreground; | |
1544 | if (xgcv.foreground == xgcv.background) | |
1545 | xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel; | |
1546 | if (xgcv.foreground == xgcv.background) | |
1547 | xgcv.foreground = s->face->foreground; | |
1548 | ||
1549 | /* Make sure the cursor is distinct from text in this face. */ | |
1550 | if (xgcv.background == s->face->background | |
1551 | && xgcv.foreground == s->face->foreground) | |
1552 | { | |
1553 | xgcv.background = s->face->foreground; | |
1554 | xgcv.foreground = s->face->background; | |
1555 | } | |
1556 | ||
1557 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1558 | xgcv.font = s->font; | |
1559 | mask = GCForeground | GCBackground | GCFont; | |
1560 | ||
1561 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) | |
1562 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1563 | mask, &xgcv); | |
1564 | else | |
1565 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1566 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
1567 | ||
1568 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; | |
1569 | } | |
1570 | } | |
1571 | ||
1572 | ||
1573 | /* Set up S->gc of glyph string S for drawing text in mouse face. */ | |
d67d1627 | 1574 | |
791f420f JR |
1575 | static void |
1576 | x_set_mouse_face_gc (s) | |
1577 | struct glyph_string *s; | |
d67d1627 | 1578 | { |
791f420f | 1579 | int face_id; |
93ff4395 | 1580 | struct face *face; |
791f420f | 1581 | |
c2cc16fa | 1582 | /* What face has to be used last for the mouse face? */ |
791f420f | 1583 | face_id = FRAME_W32_DISPLAY_INFO (s->f)->mouse_face_face_id; |
93ff4395 | 1584 | face = FACE_FROM_ID (s->f, face_id); |
c2cc16fa JR |
1585 | if (face == NULL) |
1586 | face = FACE_FROM_ID (s->f, MOUSE_FACE_ID); | |
d67d1627 | 1587 | |
c2cc16fa | 1588 | if (s->first_glyph->type == CHAR_GLYPH) |
14ee5d4c | 1589 | face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch, -1, Qnil); |
c2cc16fa | 1590 | else |
14ee5d4c | 1591 | face_id = FACE_FOR_CHAR (s->f, face, 0, -1, Qnil); |
791f420f JR |
1592 | s->face = FACE_FROM_ID (s->f, face_id); |
1593 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); | |
1594 | ||
1595 | /* If font in this face is same as S->font, use it. */ | |
1596 | if (s->font == s->face->font) | |
1597 | s->gc = s->face->gc; | |
027f6f90 JR |
1598 | #ifdef USE_FONT_BACKEND |
1599 | else if (enable_font_backend) | |
1600 | /* No need of setting a font for s->gc. */ | |
1601 | s->gc = s->face->gc; | |
1602 | #endif /* USE_FONT_BACKEND */ | |
791f420f JR |
1603 | else |
1604 | { | |
1605 | /* Otherwise construct scratch_cursor_gc with values from FACE | |
1606 | but font FONT. */ | |
1607 | XGCValues xgcv; | |
1608 | unsigned long mask; | |
d67d1627 | 1609 | |
791f420f JR |
1610 | xgcv.background = s->face->background; |
1611 | xgcv.foreground = s->face->foreground; | |
1612 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1613 | xgcv.font = s->font; | |
1614 | mask = GCForeground | GCBackground | GCFont; | |
d67d1627 | 1615 | |
791f420f JR |
1616 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) |
1617 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1618 | mask, &xgcv); | |
1619 | else | |
1620 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1621 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
d67d1627 | 1622 | |
791f420f JR |
1623 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; |
1624 | } | |
1625 | ||
1626 | xassert (s->gc != 0); | |
1627 | } | |
1628 | ||
1629 | ||
1630 | /* Set S->gc of glyph string S to a GC suitable for drawing a mode line. | |
1631 | Faces to use in the mode line have already been computed when the | |
1632 | matrix was built, so there isn't much to do, here. */ | |
1633 | ||
1634 | static INLINE void | |
1635 | x_set_mode_line_face_gc (s) | |
1636 | struct glyph_string *s; | |
d67d1627 | 1637 | { |
791f420f | 1638 | s->gc = s->face->gc; |
791f420f JR |
1639 | } |
1640 | ||
1641 | ||
1642 | /* Set S->gc of glyph string S for drawing that glyph string. Set | |
1643 | S->stippled_p to a non-zero value if the face of S has a stipple | |
1644 | pattern. */ | |
1645 | ||
1646 | static INLINE void | |
1647 | x_set_glyph_string_gc (s) | |
1648 | struct glyph_string *s; | |
1649 | { | |
ec48c3a7 | 1650 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); |
d67d1627 | 1651 | |
791f420f JR |
1652 | if (s->hl == DRAW_NORMAL_TEXT) |
1653 | { | |
1654 | s->gc = s->face->gc; | |
1655 | s->stippled_p = s->face->stipple != 0; | |
1656 | } | |
1657 | else if (s->hl == DRAW_INVERSE_VIDEO) | |
1658 | { | |
1659 | x_set_mode_line_face_gc (s); | |
1660 | s->stippled_p = s->face->stipple != 0; | |
1661 | } | |
1662 | else if (s->hl == DRAW_CURSOR) | |
1663 | { | |
1664 | x_set_cursor_gc (s); | |
1665 | s->stippled_p = 0; | |
1666 | } | |
1667 | else if (s->hl == DRAW_MOUSE_FACE) | |
1668 | { | |
1669 | x_set_mouse_face_gc (s); | |
1670 | s->stippled_p = s->face->stipple != 0; | |
1671 | } | |
1672 | else if (s->hl == DRAW_IMAGE_RAISED | |
1673 | || s->hl == DRAW_IMAGE_SUNKEN) | |
1674 | { | |
1675 | s->gc = s->face->gc; | |
1676 | s->stippled_p = s->face->stipple != 0; | |
1677 | } | |
1678 | else | |
1679 | { | |
1680 | s->gc = s->face->gc; | |
1681 | s->stippled_p = s->face->stipple != 0; | |
1682 | } | |
1683 | ||
1684 | /* GC must have been set. */ | |
1685 | xassert (s->gc != 0); | |
1686 | } | |
1687 | ||
1688 | ||
791f420f JR |
1689 | /* Set clipping for output of glyph string S. S may be part of a mode |
1690 | line or menu if we don't have X toolkit support. */ | |
1691 | ||
1692 | static INLINE void | |
1693 | x_set_glyph_string_clipping (s) | |
1694 | struct glyph_string *s; | |
1695 | { | |
027f6f90 | 1696 | #ifdef USE_FONT_BACKEND |
3ca3504a JR |
1697 | RECT *r = s->clip; |
1698 | #else | |
1699 | RECT r[2]; | |
1700 | #endif | |
1701 | int n = get_glyph_string_clip_rects (s, r, 2); | |
1702 | ||
1703 | if (n == 1) | |
1704 | w32_set_clip_rectangle (s->hdc, r); | |
1705 | else if (n > 1) | |
1706 | { | |
1707 | HRGN full_clip, clip1, clip2; | |
1708 | clip1 = CreateRectRgnIndirect (r); | |
1709 | clip2 = CreateRectRgnIndirect (r + 1); | |
1710 | if (CombineRgn (full_clip, clip1, clip2, RGN_OR) != ERROR) | |
1711 | { | |
1712 | SelectClipRgn (s->hdc, full_clip); | |
1713 | } | |
1714 | DeleteObject (clip1); | |
1715 | DeleteObject (clip2); | |
1716 | DeleteObject (full_clip); | |
1717 | } | |
1718 | #ifdef USE_FONT_BACKEND | |
1719 | s->num_clips = n; | |
027f6f90 | 1720 | #endif /* USE_FONT_BACKEND */ |
791f420f JR |
1721 | } |
1722 | ||
027f6f90 JR |
1723 | /* Set SRC's clipping for output of glyph string DST. This is called |
1724 | when we are drawing DST's left_overhang or right_overhang only in | |
1725 | the area of SRC. */ | |
1726 | ||
1727 | static void | |
1728 | x_set_glyph_string_clipping_exactly (src, dst) | |
1729 | struct glyph_string *src, *dst; | |
1730 | { | |
1731 | RECT r; | |
1732 | ||
1733 | #ifdef USE_FONT_BACKEND | |
1734 | if (enable_font_backend) | |
1735 | { | |
3ca3504a JR |
1736 | r.left = src->x; |
1737 | r.right = r.left + src->width; | |
1738 | r.top = src->y; | |
1739 | r.bottom = r.top + src->height; | |
1740 | dst->clip[0] = r; | |
1741 | dst->num_clips = 1; | |
027f6f90 JR |
1742 | } |
1743 | else | |
1744 | { | |
1745 | #endif /* USE_FONT_BACKEND */ | |
1746 | struct glyph_string *clip_head = src->clip_head; | |
1747 | struct glyph_string *clip_tail = src->clip_tail; | |
1748 | ||
1749 | /* This foces clipping just this glyph string. */ | |
1750 | src->clip_head = src->clip_tail = src; | |
1751 | get_glyph_string_clip_rect (src, &r); | |
1752 | src->clip_head = clip_head, src->clip_tail = clip_tail; | |
1753 | #ifdef USE_FONT_BACKEND | |
1754 | } | |
1755 | #endif /* USE_FONT_BACKEND */ | |
1756 | w32_set_clip_rectangle (dst->hdc, &r); | |
1757 | } | |
791f420f | 1758 | |
6b6bd726 KS |
1759 | /* RIF: |
1760 | Compute left and right overhang of glyph string S. If S is a glyph | |
791f420f JR |
1761 | string for a composition, assume overhangs don't exist. */ |
1762 | ||
6b6bd726 KS |
1763 | static void |
1764 | w32_compute_glyph_string_overhangs (s) | |
791f420f JR |
1765 | struct glyph_string *s; |
1766 | { | |
01b220b6 | 1767 | /* TODO: Windows does not appear to have a method for |
158cba56 JR |
1768 | getting this info without getting the ABC widths for each |
1769 | individual character and working it out manually. */ | |
791f420f JR |
1770 | } |
1771 | ||
1772 | ||
791f420f | 1773 | static void |
6b6bd726 | 1774 | w32_get_glyph_overhangs (glyph, f, left, right) |
791f420f JR |
1775 | struct glyph *glyph; |
1776 | struct frame *f; | |
1777 | int *left, *right; | |
1778 | { | |
1779 | HDC hdc = get_frame_dc (f); | |
9ef2e2cf | 1780 | /* Convert to unicode! */ |
6b6bd726 | 1781 | x_get_glyph_overhangs (glyph, f, left, right); |
791f420f JR |
1782 | release_frame_dc (f, hdc); |
1783 | } | |
1784 | ||
1785 | ||
791f420f JR |
1786 | /* Fill rectangle X, Y, W, H with background color of glyph string S. */ |
1787 | ||
1788 | static INLINE void | |
1789 | x_clear_glyph_string_rect (s, x, y, w, h) | |
1790 | struct glyph_string *s; | |
1791 | int x, y, w, h; | |
1792 | { | |
1793 | int real_x = x; | |
1794 | int real_y = y; | |
1795 | int real_w = w; | |
1796 | int real_h = h; | |
1797 | #if 0 | |
1798 | /* Take clipping into account. */ | |
1799 | if (s->gc->clip_mask == Rect) | |
1800 | { | |
1801 | real_x = max (real_x, s->gc->clip_rectangle.left); | |
1802 | real_y = max (real_y, s->gc->clip_rectangle.top); | |
1803 | real_w = min (real_w, s->gc->clip_rectangle.right | |
1804 | - s->gc->clip_rectangle.left); | |
1805 | real_h = min (real_h, s->gc->clip_rectangle.bottom | |
1806 | - s->gc->clip_rectangle.top); | |
1807 | } | |
1808 | #endif | |
1809 | w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y, | |
1810 | real_w, real_h); | |
1811 | } | |
1812 | ||
1813 | ||
1814 | /* Draw the background of glyph_string S. If S->background_filled_p | |
1815 | is non-zero don't draw it. FORCE_P non-zero means draw the | |
1816 | background even if it wouldn't be drawn normally. This is used | |
1817 | when a string preceding S draws into the background of S, or S | |
1818 | contains the first component of a composition. */ | |
1819 | ||
1820 | static void | |
1821 | x_draw_glyph_string_background (s, force_p) | |
1822 | struct glyph_string *s; | |
1823 | int force_p; | |
1824 | { | |
1825 | /* Nothing to do if background has already been drawn or if it | |
1826 | shouldn't be drawn in the first place. */ | |
1827 | if (!s->background_filled_p) | |
1828 | { | |
60222d69 AI |
1829 | int box_line_width = max (s->face->box_line_width, 0); |
1830 | ||
01b220b6 | 1831 | #if 0 /* TODO: stipple */ |
791f420f JR |
1832 | if (s->stippled_p) |
1833 | { | |
1834 | /* Fill background with a stipple pattern. */ | |
1835 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
1836 | XFillRectangle (s->display, s->window, s->gc, s->x, | |
60222d69 | 1837 | s->y + box_line_width, |
791f420f | 1838 | s->background_width, |
60222d69 | 1839 | s->height - 2 * box_line_width); |
791f420f JR |
1840 | XSetFillStyle (s->display, s->gc, FillSolid); |
1841 | s->background_filled_p = 1; | |
1842 | } | |
1843 | else | |
1844 | #endif | |
60222d69 | 1845 | if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width |
791f420f JR |
1846 | || s->font_not_found_p |
1847 | || s->extends_to_end_of_line_p | |
9127e20e | 1848 | || s->font->bdf |
791f420f JR |
1849 | || force_p) |
1850 | { | |
60222d69 | 1851 | x_clear_glyph_string_rect (s, s->x, s->y + box_line_width, |
791f420f | 1852 | s->background_width, |
60222d69 | 1853 | s->height - 2 * box_line_width); |
791f420f JR |
1854 | s->background_filled_p = 1; |
1855 | } | |
1856 | } | |
1857 | } | |
1858 | ||
1859 | ||
1860 | /* Draw the foreground of glyph string S. */ | |
1861 | ||
1862 | static void | |
1863 | x_draw_glyph_string_foreground (s) | |
1864 | struct glyph_string *s; | |
1865 | { | |
1866 | int i, x; | |
01b220b6 | 1867 | HFONT old_font; |
791f420f JR |
1868 | |
1869 | /* If first glyph of S has a left box line, start drawing the text | |
1870 | of S to the right of that box line. */ | |
1871 | if (s->face->box != FACE_NO_BOX | |
1872 | && s->first_glyph->left_box_line_p) | |
1ea40aa2 | 1873 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1874 | else |
1875 | x = s->x; | |
1876 | ||
c2ded1b7 | 1877 | if (s->for_overlaps || (s->background_filled_p && s->hl != DRAW_CURSOR)) |
791f420f JR |
1878 | SetBkMode (s->hdc, TRANSPARENT); |
1879 | else | |
1880 | SetBkMode (s->hdc, OPAQUE); | |
1881 | ||
1882 | SetTextColor (s->hdc, s->gc->foreground); | |
1883 | SetBkColor (s->hdc, s->gc->background); | |
1884 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1885 | ||
1886 | if (s->font && s->font->hfont) | |
01b220b6 | 1887 | old_font = SelectObject (s->hdc, s->font->hfont); |
791f420f JR |
1888 | |
1889 | /* Draw characters of S as rectangles if S's font could not be | |
1890 | loaded. */ | |
1891 | if (s->font_not_found_p) | |
1892 | { | |
1893 | for (i = 0; i < s->nchars; ++i) | |
1894 | { | |
1895 | struct glyph *g = s->first_glyph + i; | |
1896 | ||
1897 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1, | |
1898 | s->height - 1); | |
1899 | x += g->pixel_width; | |
1900 | } | |
1901 | } | |
027f6f90 JR |
1902 | #ifdef USE_FONT_BACKEND |
1903 | else if (enable_font_backend) | |
1904 | { | |
027f6f90 JR |
1905 | int boff = s->font_info->baseline_offset; |
1906 | struct font *font = (struct font *) s->font_info; | |
1907 | int y; | |
1908 | ||
027f6f90 JR |
1909 | if (s->font_info->vertical_centering) |
1910 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1911 | ||
1912 | y = s->ybase - boff; | |
1913 | if (s->for_overlaps | |
1914 | || (s->background_filled_p && s->hl != DRAW_CURSOR)) | |
1915 | font->driver->draw (s, 0, s->nchars, x, y, 0); | |
1916 | else | |
1917 | font->driver->draw (s, 0, s->nchars, x, y, 1); | |
1918 | if (s->face->overstrike) | |
1919 | font->driver->draw (s, 0, s->nchars, x + 1, y, 0); | |
1920 | } | |
1921 | #endif /* USE_FONT_BACKEND */ | |
791f420f JR |
1922 | else |
1923 | { | |
1924 | char *char1b = (char *) s->char2b; | |
1925 | int boff = s->font_info->baseline_offset; | |
1926 | ||
1927 | if (s->font_info->vertical_centering) | |
1928 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1929 | ||
1930 | /* If we can use 8-bit functions, condense S->char2b. */ | |
1931 | if (!s->two_byte_p) | |
1932 | for (i = 0; i < s->nchars; ++i) | |
6b6bd726 | 1933 | char1b[i] = XCHAR2B_BYTE2 (&s->char2b[i]); |
791f420f JR |
1934 | |
1935 | /* Draw text with TextOut and friends. */ | |
1cb8c82e | 1936 | w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars); |
a18bb28d JR |
1937 | |
1938 | if (s->face->overstrike) | |
1939 | { | |
1940 | /* For overstriking (to simulate bold-face), draw the | |
1941 | characters again shifted to the right by one pixel. */ | |
4975e695 | 1942 | int old_BkMode = SetBkMode (s->hdc, TRANSPARENT); |
a18bb28d | 1943 | w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars); |
4975e695 JB |
1944 | if (old_BkMode && old_BkMode != TRANSPARENT) |
1945 | SetBkMode (s->hdc, old_BkMode); | |
a18bb28d | 1946 | } |
791f420f | 1947 | } |
01b220b6 JR |
1948 | if (s->font && s->font->hfont) |
1949 | SelectObject (s->hdc, old_font); | |
791f420f JR |
1950 | } |
1951 | ||
1952 | /* Draw the foreground of composite glyph string S. */ | |
1953 | ||
1954 | static void | |
1955 | x_draw_composite_glyph_string_foreground (s) | |
1956 | struct glyph_string *s; | |
1957 | { | |
027f6f90 | 1958 | int i, j, x; |
01b220b6 | 1959 | HFONT old_font; |
791f420f JR |
1960 | |
1961 | /* If first glyph of S has a left box line, start drawing the text | |
1962 | of S to the right of that box line. */ | |
027f6f90 | 1963 | if (s->face && s->face->box != FACE_NO_BOX |
791f420f | 1964 | && s->first_glyph->left_box_line_p) |
1ea40aa2 | 1965 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1966 | else |
1967 | x = s->x; | |
1968 | ||
1969 | /* S is a glyph string for a composition. S->gidx is the index of | |
1970 | the first character drawn for glyphs of this composition. | |
1971 | S->gidx == 0 means we are drawing the very first character of | |
1972 | this composition. */ | |
1973 | ||
1974 | SetTextColor (s->hdc, s->gc->foreground); | |
1975 | SetBkColor (s->hdc, s->gc->background); | |
1976 | SetBkMode (s->hdc, TRANSPARENT); | |
1977 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1978 | ||
01b220b6 JR |
1979 | if (s->font && s->font->hfont) |
1980 | old_font = SelectObject (s->hdc, s->font->hfont); | |
1981 | ||
791f420f JR |
1982 | /* Draw a rectangle for the composition if the font for the very |
1983 | first character of the composition could not be loaded. */ | |
1984 | if (s->font_not_found_p) | |
1985 | { | |
1986 | if (s->gidx == 0) | |
1987 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1, | |
1988 | s->height - 1); | |
1989 | } | |
027f6f90 JR |
1990 | #ifdef USE_FONT_BACKEND |
1991 | else if (enable_font_backend) | |
791f420f | 1992 | { |
027f6f90 JR |
1993 | struct font *font = (struct font *) s->font_info; |
1994 | int y = s->ybase; | |
1995 | int width = 0; | |
1996 | ||
1997 | if (s->cmp->method == COMPOSITION_WITH_GLYPH_STRING) | |
a18bb28d | 1998 | { |
027f6f90 JR |
1999 | Lisp_Object gstring = AREF (XHASH_TABLE (composition_hash_table) |
2000 | ->key_and_value, | |
2001 | s->cmp->hash_index * 2); | |
2002 | int from; | |
2003 | ||
2004 | for (i = from = 0; i < s->nchars; i++) | |
2005 | { | |
2006 | Lisp_Object g = LGSTRING_GLYPH (gstring, i); | |
2007 | Lisp_Object adjustment = LGLYPH_ADJUSTMENT (g); | |
2008 | int xoff, yoff, wadjust; | |
2009 | ||
2010 | if (! VECTORP (adjustment)) | |
2011 | { | |
0c16681f | 2012 | width += LGLYPH_WIDTH (g); |
027f6f90 JR |
2013 | continue; |
2014 | } | |
2015 | if (from < i) | |
2016 | { | |
2017 | font->driver->draw (s, from, i, x, y, 0); | |
2018 | x += width; | |
2019 | } | |
2020 | xoff = XINT (AREF (adjustment, 0)); | |
2021 | yoff = XINT (AREF (adjustment, 1)); | |
2022 | wadjust = XINT (AREF (adjustment, 2)); | |
2023 | ||
2024 | font->driver->draw (s, i, i + 1, x + xoff, y + yoff, 0); | |
0c16681f | 2025 | x += wadjust; |
027f6f90 JR |
2026 | from = i + 1; |
2027 | width = 0; | |
2028 | } | |
2029 | if (from < i) | |
2030 | font->driver->draw (s, from, i, x, y, 0); | |
2031 | } | |
2032 | else | |
2033 | { | |
2034 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2035 | if (COMPOSITION_GLYPH (s->cmp, j) != '\t') | |
2036 | { | |
2037 | int xx = x + s->cmp->offsets[j * 2]; | |
2038 | int yy = y - s->cmp->offsets[j * 2 + 1]; | |
2039 | ||
2040 | font->driver->draw (s, j, j + 1, xx, yy, 0); | |
2041 | if (s->face->overstrike) | |
2042 | font->driver->draw (s, j, j + 1, xx + 1, yy, 0); | |
2043 | } | |
a18bb28d | 2044 | } |
791f420f | 2045 | } |
027f6f90 JR |
2046 | #endif /* USE_FONT_BACKEND */ |
2047 | else | |
2048 | { | |
2049 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2050 | if (s->face) | |
2051 | { | |
2052 | w32_text_out (s, x + s->cmp->offsets[j * 2], | |
2053 | s->ybase - s->cmp->offsets[j * 2 + 1], | |
2054 | s->char2b + j, 1); | |
2055 | if (s->face->overstrike) | |
2056 | w32_text_out (s, x + s->cmp->offsets[j * 2] + 1, | |
2057 | s->ybase - s->cmp->offsets[j + 1], | |
2058 | s->char2b + j, 1); | |
2059 | } | |
2060 | } | |
a18bb28d | 2061 | |
01b220b6 JR |
2062 | if (s->font && s->font->hfont) |
2063 | SelectObject (s->hdc, old_font); | |
791f420f JR |
2064 | } |
2065 | ||
e5fa381b JR |
2066 | |
2067 | /* Brightness beyond which a color won't have its highlight brightness | |
2068 | boosted. | |
2069 | ||
2070 | Nominally, highlight colors for `3d' faces are calculated by | |
2071 | brightening an object's color by a constant scale factor, but this | |
2072 | doesn't yield good results for dark colors, so for colors who's | |
2073 | brightness is less than this value (on a scale of 0-255) have to | |
2074 | use an additional additive factor. | |
2075 | ||
2076 | The value here is set so that the default menu-bar/mode-line color | |
2077 | (grey75) will not have its highlights changed at all. */ | |
2078 | #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187 | |
2079 | ||
2080 | ||
791f420f JR |
2081 | /* Allocate a color which is lighter or darker than *COLOR by FACTOR |
2082 | or DELTA. Try a color with RGB values multiplied by FACTOR first. | |
2083 | If this produces the same color as COLOR, try a color where all RGB | |
2084 | values have DELTA added. Return the allocated color in *COLOR. | |
2085 | DISPLAY is the X display, CMAP is the colormap to operate on. | |
2086 | Value is non-zero if successful. */ | |
2087 | ||
2088 | static int | |
2089 | w32_alloc_lighter_color (f, color, factor, delta) | |
2090 | struct frame *f; | |
2091 | COLORREF *color; | |
2092 | double factor; | |
2093 | int delta; | |
2094 | { | |
2095 | COLORREF new; | |
e5fa381b JR |
2096 | long bright; |
2097 | ||
2098 | /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */ | |
2099 | delta /= 256; | |
791f420f JR |
2100 | |
2101 | /* Change RGB values by specified FACTOR. Avoid overflow! */ | |
2102 | xassert (factor >= 0); | |
2103 | new = PALETTERGB (min (0xff, factor * GetRValue (*color)), | |
2104 | min (0xff, factor * GetGValue (*color)), | |
2105 | min (0xff, factor * GetBValue (*color))); | |
e5fa381b JR |
2106 | |
2107 | /* Calculate brightness of COLOR. */ | |
2108 | bright = (2 * GetRValue (*color) + 3 * GetGValue (*color) | |
2109 | + GetBValue (*color)) / 6; | |
2110 | ||
2111 | /* We only boost colors that are darker than | |
2112 | HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */ | |
2113 | if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT) | |
2114 | /* Make an additive adjustment to NEW, because it's dark enough so | |
2115 | that scaling by FACTOR alone isn't enough. */ | |
2116 | { | |
2117 | /* How far below the limit this color is (0 - 1, 1 being darker). */ | |
2118 | double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT; | |
2119 | /* The additive adjustment. */ | |
2120 | int min_delta = delta * dimness * factor / 2; | |
d67d1627 | 2121 | |
e5fa381b JR |
2122 | if (factor < 1) |
2123 | new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))), | |
2124 | max (0, min (0xff, min_delta - GetGValue (*color))), | |
2125 | max (0, min (0xff, min_delta - GetBValue (*color)))); | |
2126 | else | |
2127 | new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))), | |
2128 | max (0, min (0xff, min_delta + GetGValue (*color))), | |
2129 | max (0, min (0xff, min_delta + GetBValue (*color)))); | |
2130 | } | |
d67d1627 | 2131 | |
791f420f JR |
2132 | if (new == *color) |
2133 | new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))), | |
2134 | max (0, min (0xff, delta + GetGValue (*color))), | |
2135 | max (0, min (0xff, delta + GetBValue (*color)))); | |
2136 | ||
01b220b6 JR |
2137 | /* TODO: Map to palette and retry with delta if same? */ |
2138 | /* TODO: Free colors (if using palette)? */ | |
93ff4395 | 2139 | |
791f420f JR |
2140 | if (new == *color) |
2141 | return 0; | |
2142 | ||
2143 | *color = new; | |
2144 | ||
2145 | return 1; | |
2146 | } | |
2147 | ||
2148 | ||
2149 | /* Set up the foreground color for drawing relief lines of glyph | |
2150 | string S. RELIEF is a pointer to a struct relief containing the GC | |
2151 | with which lines will be drawn. Use a color that is FACTOR or | |
2152 | DELTA lighter or darker than the relief's background which is found | |
2153 | in S->f->output_data.x->relief_background. If such a color cannot | |
2154 | be allocated, use DEFAULT_PIXEL, instead. */ | |
d67d1627 | 2155 | |
791f420f JR |
2156 | static void |
2157 | w32_setup_relief_color (f, relief, factor, delta, default_pixel) | |
2158 | struct frame *f; | |
2159 | struct relief *relief; | |
2160 | double factor; | |
2161 | int delta; | |
2162 | COLORREF default_pixel; | |
2163 | { | |
2164 | XGCValues xgcv; | |
2165 | struct w32_output *di = f->output_data.w32; | |
2166 | unsigned long mask = GCForeground; | |
2167 | COLORREF pixel; | |
2168 | COLORREF background = di->relief_background; | |
2169 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
2170 | ||
01b220b6 | 2171 | /* TODO: Free colors (if using palette)? */ |
93ff4395 | 2172 | |
791f420f JR |
2173 | /* Allocate new color. */ |
2174 | xgcv.foreground = default_pixel; | |
2175 | pixel = background; | |
2176 | if (w32_alloc_lighter_color (f, &pixel, factor, delta)) | |
2177 | { | |
2178 | relief->allocated_p = 1; | |
2179 | xgcv.foreground = relief->pixel = pixel; | |
2180 | } | |
d67d1627 | 2181 | |
791f420f JR |
2182 | if (relief->gc == 0) |
2183 | { | |
01b220b6 | 2184 | #if 0 /* TODO: stipple */ |
791f420f JR |
2185 | xgcv.stipple = dpyinfo->gray; |
2186 | mask |= GCStipple; | |
2187 | #endif | |
2188 | relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv); | |
2189 | } | |
2190 | else | |
2191 | XChangeGC (NULL, relief->gc, mask, &xgcv); | |
2192 | } | |
2193 | ||
2194 | ||
2195 | /* Set up colors for the relief lines around glyph string S. */ | |
2196 | ||
2197 | static void | |
2198 | x_setup_relief_colors (s) | |
2199 | struct glyph_string *s; | |
2200 | { | |
2201 | struct w32_output *di = s->f->output_data.w32; | |
2202 | COLORREF color; | |
2203 | ||
2204 | if (s->face->use_box_color_for_shadows_p) | |
2205 | color = s->face->box_color; | |
6ff3e5e3 | 2206 | else if (s->first_glyph->type == IMAGE_GLYPH |
6637c996 | 2207 | && s->img->pixmap |
6ff3e5e3 JR |
2208 | && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0)) |
2209 | color = IMAGE_BACKGROUND (s->img, s->f, 0); | |
791f420f JR |
2210 | else |
2211 | color = s->gc->background; | |
2212 | ||
2213 | if (di->white_relief.gc == 0 | |
2214 | || color != di->relief_background) | |
2215 | { | |
2216 | di->relief_background = color; | |
2217 | w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000, | |
2218 | WHITE_PIX_DEFAULT (s->f)); | |
2219 | w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000, | |
2220 | BLACK_PIX_DEFAULT (s->f)); | |
2221 | } | |
2222 | } | |
2223 | ||
2224 | ||
2225 | /* Draw a relief on frame F inside the rectangle given by LEFT_X, | |
2226 | TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief | |
2227 | to draw, it must be >= 0. RAISED_P non-zero means draw a raised | |
2228 | relief. LEFT_P non-zero means draw a relief on the left side of | |
2229 | the rectangle. RIGHT_P non-zero means draw a relief on the right | |
2230 | side of the rectangle. CLIP_RECT is the clipping rectangle to use | |
2231 | when drawing. */ | |
2232 | ||
2233 | static void | |
2234 | w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width, | |
cb0b194a | 2235 | raised_p, top_p, bot_p, left_p, right_p, clip_rect) |
791f420f | 2236 | struct frame *f; |
cb0b194a KS |
2237 | int left_x, top_y, right_x, bottom_y, width; |
2238 | int top_p, bot_p, left_p, right_p, raised_p; | |
791f420f JR |
2239 | RECT *clip_rect; |
2240 | { | |
2241 | int i; | |
2242 | XGCValues gc; | |
2243 | HDC hdc = get_frame_dc (f); | |
2244 | ||
2245 | if (raised_p) | |
e5fa381b | 2246 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
791f420f | 2247 | else |
e5fa381b | 2248 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f JR |
2249 | |
2250 | w32_set_clip_rectangle (hdc, clip_rect); | |
2251 | ||
2252 | /* Top. */ | |
cb0b194a KS |
2253 | if (top_p) |
2254 | for (i = 0; i < width; ++i) | |
2255 | w32_fill_area (f, hdc, gc.foreground, | |
2256 | left_x + i * left_p, top_y + i, | |
2257 | right_x - left_x - i * (left_p + right_p ) + 1, 1); | |
791f420f JR |
2258 | |
2259 | /* Left. */ | |
2260 | if (left_p) | |
2261 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2262 | w32_fill_area (f, hdc, gc.foreground, |
2263 | left_x + i, top_y + i, 1, | |
df3bd29d | 2264 | bottom_y - top_y - 2 * i + 1); |
791f420f JR |
2265 | |
2266 | if (raised_p) | |
e5fa381b | 2267 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f | 2268 | else |
e5fa381b | 2269 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
d67d1627 | 2270 | |
791f420f | 2271 | /* Bottom. */ |
cb0b194a KS |
2272 | if (bot_p) |
2273 | for (i = 0; i < width; ++i) | |
2274 | w32_fill_area (f, hdc, gc.foreground, | |
2275 | left_x + i * left_p, bottom_y - i, | |
2276 | right_x - left_x - i * (left_p + right_p) + 1, 1); | |
791f420f JR |
2277 | |
2278 | /* Right. */ | |
2279 | if (right_p) | |
2280 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2281 | w32_fill_area (f, hdc, gc.foreground, |
2282 | right_x - i, top_y + i + 1, 1, | |
df3bd29d | 2283 | bottom_y - top_y - 2 * i - 1); |
791f420f JR |
2284 | |
2285 | w32_set_clip_rectangle (hdc, NULL); | |
d67d1627 | 2286 | |
791f420f JR |
2287 | release_frame_dc (f, hdc); |
2288 | } | |
2289 | ||
2290 | ||
2291 | /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y, | |
2292 | RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to | |
2293 | draw, it must be >= 0. LEFT_P non-zero means draw a line on the | |
2294 | left side of the rectangle. RIGHT_P non-zero means draw a line | |
2295 | on the right side of the rectangle. CLIP_RECT is the clipping | |
2296 | rectangle to use when drawing. */ | |
2297 | ||
2298 | static void | |
2299 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2300 | left_p, right_p, clip_rect) | |
2301 | struct glyph_string *s; | |
2302 | int left_x, top_y, right_x, bottom_y, width, left_p, right_p; | |
2303 | RECT *clip_rect; | |
2304 | { | |
00fe468b | 2305 | w32_set_clip_rectangle (s->hdc, clip_rect); |
d67d1627 | 2306 | |
791f420f | 2307 | /* Top. */ |
00fe468b | 2308 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2309 | left_x, top_y, right_x - left_x + 1, width); |
791f420f JR |
2310 | |
2311 | /* Left. */ | |
2312 | if (left_p) | |
2313 | { | |
00fe468b | 2314 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2315 | left_x, top_y, width, bottom_y - top_y + 1); |
791f420f | 2316 | } |
d67d1627 | 2317 | |
791f420f | 2318 | /* Bottom. */ |
00fe468b | 2319 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2320 | left_x, bottom_y - width + 1, right_x - left_x + 1, width); |
d67d1627 | 2321 | |
791f420f JR |
2322 | /* Right. */ |
2323 | if (right_p) | |
2324 | { | |
00fe468b | 2325 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2326 | right_x - width + 1, top_y, width, bottom_y - top_y + 1); |
791f420f JR |
2327 | } |
2328 | ||
00fe468b | 2329 | w32_set_clip_rectangle (s->hdc, NULL); |
791f420f JR |
2330 | } |
2331 | ||
2332 | ||
2333 | /* Draw a box around glyph string S. */ | |
2334 | ||
2335 | static void | |
2336 | x_draw_glyph_string_box (s) | |
2337 | struct glyph_string *s; | |
2338 | { | |
2339 | int width, left_x, right_x, top_y, bottom_y, last_x, raised_p; | |
2340 | int left_p, right_p; | |
2341 | struct glyph *last_glyph; | |
2342 | RECT clip_rect; | |
2343 | ||
82ead4b1 KS |
2344 | last_x = ((s->row->full_width_p && !s->w->pseudo_window_p) |
2345 | ? WINDOW_RIGHT_EDGE_X (s->w) | |
2346 | : window_box_right (s->w, s->area)); | |
d67d1627 | 2347 | |
791f420f JR |
2348 | /* The glyph that may have a right box line. */ |
2349 | last_glyph = (s->cmp || s->img | |
2350 | ? s->first_glyph | |
2351 | : s->first_glyph + s->nchars - 1); | |
2352 | ||
1ea40aa2 | 2353 | width = eabs (s->face->box_line_width); |
791f420f JR |
2354 | raised_p = s->face->box == FACE_RAISED_BOX; |
2355 | left_x = s->x; | |
9f5a911b | 2356 | right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p |
791f420f JR |
2357 | ? last_x - 1 |
2358 | : min (last_x, s->x + s->background_width) - 1)); | |
2359 | top_y = s->y; | |
2360 | bottom_y = top_y + s->height - 1; | |
2361 | ||
2362 | left_p = (s->first_glyph->left_box_line_p | |
2363 | || (s->hl == DRAW_MOUSE_FACE | |
2364 | && (s->prev == NULL | |
2365 | || s->prev->hl != s->hl))); | |
2366 | right_p = (last_glyph->right_box_line_p | |
2367 | || (s->hl == DRAW_MOUSE_FACE | |
2368 | && (s->next == NULL | |
2369 | || s->next->hl != s->hl))); | |
d67d1627 | 2370 | |
89271099 | 2371 | get_glyph_string_clip_rect (s, &clip_rect); |
791f420f JR |
2372 | |
2373 | if (s->face->box == FACE_SIMPLE_BOX) | |
2374 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2375 | left_p, right_p, &clip_rect); | |
2376 | else | |
2377 | { | |
2378 | x_setup_relief_colors (s); | |
2379 | w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y, | |
cb0b194a | 2380 | width, raised_p, 1, 1, left_p, right_p, &clip_rect); |
791f420f JR |
2381 | } |
2382 | } | |
2383 | ||
2384 | ||
2385 | /* Draw foreground of image glyph string S. */ | |
2386 | ||
2387 | static void | |
2388 | x_draw_image_foreground (s) | |
2389 | struct glyph_string *s; | |
2390 | { | |
cb0b194a KS |
2391 | int x = s->x; |
2392 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2393 | |
2394 | /* If first glyph of S has a left box line, start drawing it to the | |
2395 | right of that line. */ | |
2396 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2397 | && s->first_glyph->left_box_line_p |
2398 | && s->slice.x == 0) | |
1ea40aa2 | 2399 | x += eabs (s->face->box_line_width); |
791f420f JR |
2400 | |
2401 | /* If there is a margin around the image, adjust x- and y-position | |
2402 | by that margin. */ | |
cb0b194a KS |
2403 | if (s->slice.x == 0) |
2404 | x += s->img->hmargin; | |
2405 | if (s->slice.y == 0) | |
2406 | y += s->img->vmargin; | |
791f420f JR |
2407 | |
2408 | SaveDC (s->hdc); | |
2409 | ||
2410 | if (s->img->pixmap) | |
2411 | { | |
d30591dc JR |
2412 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2413 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2414 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2415 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2416 | SetBkColor (compat_hdc, RGB (255, 255, 255)); | |
2417 | SetTextColor (s->hdc, RGB (0, 0, 0)); | |
2418 | x_set_glyph_string_clipping (s); | |
2419 | ||
791f420f JR |
2420 | if (s->img->mask) |
2421 | { | |
d30591dc JR |
2422 | HDC mask_dc = CreateCompatibleDC (s->hdc); |
2423 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2424 | ||
2425 | SetTextColor (s->hdc, RGB (255, 255, 255)); | |
2426 | SetBkColor (s->hdc, RGB (0, 0, 0)); | |
2427 | ||
cb0b194a KS |
2428 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2429 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2430 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2431 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2432 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2433 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2434 | |
2435 | SelectObject (mask_dc, mask_orig_obj); | |
2436 | DeleteDC (mask_dc); | |
791f420f JR |
2437 | } |
2438 | else | |
791f420f | 2439 | { |
d30591dc JR |
2440 | SetTextColor (s->hdc, s->gc->foreground); |
2441 | SetBkColor (s->hdc, s->gc->background); | |
2442 | ||
cb0b194a KS |
2443 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2444 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2445 | |
2446 | /* When the image has a mask, we can expect that at | |
2447 | least part of a mouse highlight or a block cursor will | |
2448 | be visible. If the image doesn't have a mask, make | |
2449 | a block cursor visible by drawing a rectangle around | |
2450 | the image. I believe it's looking better if we do | |
2451 | nothing here for mouse-face. */ | |
2452 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2453 | { |
2454 | int r = s->img->relief; | |
2455 | if (r < 0) r = -r; | |
2456 | w32_draw_rectangle (s->hdc, s->gc, x - r, y - r , | |
cb0b194a KS |
2457 | s->slice.width + r*2 - 1, |
2458 | s->slice.height + r*2 - 1); | |
c65eff23 | 2459 | } |
791f420f | 2460 | } |
d30591dc JR |
2461 | |
2462 | w32_set_clip_rectangle (s->hdc, NULL); | |
2463 | SelectObject (s->hdc, orig_brush); | |
2464 | DeleteObject (fg_brush); | |
2465 | SelectObject (compat_hdc, orig_obj); | |
2466 | DeleteDC (compat_hdc); | |
791f420f JR |
2467 | } |
2468 | else | |
cb0b194a KS |
2469 | w32_draw_rectangle (s->hdc, s->gc, x, y, |
2470 | s->slice.width - 1, s->slice.height - 1); | |
ee78dc32 | 2471 | |
791f420f JR |
2472 | RestoreDC (s->hdc ,-1); |
2473 | } | |
ee78dc32 | 2474 | |
791f420f | 2475 | |
791f420f JR |
2476 | /* Draw a relief around the image glyph string S. */ |
2477 | ||
2478 | static void | |
2479 | x_draw_image_relief (s) | |
2480 | struct glyph_string *s; | |
2481 | { | |
2482 | int x0, y0, x1, y1, thick, raised_p; | |
2483 | RECT r; | |
cb0b194a KS |
2484 | int x = s->x; |
2485 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
d67d1627 | 2486 | |
791f420f JR |
2487 | /* If first glyph of S has a left box line, start drawing it to the |
2488 | right of that line. */ | |
2489 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2490 | && s->first_glyph->left_box_line_p |
2491 | && s->slice.x == 0) | |
1ea40aa2 | 2492 | x += eabs (s->face->box_line_width); |
d67d1627 | 2493 | |
791f420f JR |
2494 | /* If there is a margin around the image, adjust x- and y-position |
2495 | by that margin. */ | |
cb0b194a KS |
2496 | if (s->slice.x == 0) |
2497 | x += s->img->hmargin; | |
2498 | if (s->slice.y == 0) | |
2499 | y += s->img->vmargin; | |
d67d1627 | 2500 | |
791f420f JR |
2501 | if (s->hl == DRAW_IMAGE_SUNKEN |
2502 | || s->hl == DRAW_IMAGE_RAISED) | |
2503 | { | |
6637c996 | 2504 | thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF; |
791f420f JR |
2505 | raised_p = s->hl == DRAW_IMAGE_RAISED; |
2506 | } | |
2507 | else | |
ee78dc32 | 2508 | { |
1ea40aa2 | 2509 | thick = eabs (s->img->relief); |
791f420f JR |
2510 | raised_p = s->img->relief > 0; |
2511 | } | |
d67d1627 | 2512 | |
791f420f JR |
2513 | x0 = x - thick; |
2514 | y0 = y - thick; | |
cb0b194a KS |
2515 | x1 = x + s->slice.width + thick - 1; |
2516 | y1 = y + s->slice.height + thick - 1; | |
d67d1627 | 2517 | |
791f420f | 2518 | x_setup_relief_colors (s); |
89271099 | 2519 | get_glyph_string_clip_rect (s, &r); |
cb0b194a KS |
2520 | w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p, |
2521 | s->slice.y == 0, | |
2522 | s->slice.y + s->slice.height == s->img->height, | |
2523 | s->slice.x == 0, | |
2524 | s->slice.x + s->slice.width == s->img->width, | |
2525 | &r); | |
791f420f | 2526 | } |
ee78dc32 | 2527 | |
791f420f JR |
2528 | |
2529 | /* Draw the foreground of image glyph string S to PIXMAP. */ | |
2530 | ||
2531 | static void | |
2532 | w32_draw_image_foreground_1 (s, pixmap) | |
2533 | struct glyph_string *s; | |
2534 | HBITMAP pixmap; | |
2535 | { | |
2536 | HDC hdc = CreateCompatibleDC (s->hdc); | |
2537 | HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap); | |
cb0b194a KS |
2538 | int x = 0; |
2539 | int y = s->ybase - s->y - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2540 | |
2541 | /* If first glyph of S has a left box line, start drawing it to the | |
2542 | right of that line. */ | |
2543 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2544 | && s->first_glyph->left_box_line_p |
2545 | && s->slice.x == 0) | |
1ea40aa2 | 2546 | x += eabs (s->face->box_line_width); |
791f420f JR |
2547 | |
2548 | /* If there is a margin around the image, adjust x- and y-position | |
2549 | by that margin. */ | |
cb0b194a KS |
2550 | if (s->slice.x == 0) |
2551 | x += s->img->hmargin; | |
2552 | if (s->slice.y == 0) | |
2553 | y += s->img->vmargin; | |
791f420f JR |
2554 | |
2555 | if (s->img->pixmap) | |
2556 | { | |
d30591dc JR |
2557 | HDC compat_hdc = CreateCompatibleDC (hdc); |
2558 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2559 | HBRUSH orig_brush = SelectObject (hdc, fg_brush); | |
2560 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2561 | ||
791f420f JR |
2562 | if (s->img->mask) |
2563 | { | |
d30591dc JR |
2564 | HDC mask_dc = CreateCompatibleDC (hdc); |
2565 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2566 | ||
2567 | SetTextColor (hdc, RGB (0, 0, 0)); | |
2568 | SetBkColor (hdc, RGB (255, 255, 255)); | |
cb0b194a KS |
2569 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2570 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2571 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2572 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2573 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2574 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2575 | |
2576 | SelectObject (mask_dc, mask_orig_obj); | |
2577 | DeleteDC (mask_dc); | |
791f420f JR |
2578 | } |
2579 | else | |
ef0e360f | 2580 | { |
d30591dc JR |
2581 | SetTextColor (hdc, s->gc->foreground); |
2582 | SetBkColor (hdc, s->gc->background); | |
2583 | ||
cb0b194a KS |
2584 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2585 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2586 | |
2587 | /* When the image has a mask, we can expect that at | |
2588 | least part of a mouse highlight or a block cursor will | |
2589 | be visible. If the image doesn't have a mask, make | |
2590 | a block cursor visible by drawing a rectangle around | |
2591 | the image. I believe it's looking better if we do | |
2592 | nothing here for mouse-face. */ | |
2593 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2594 | { |
2595 | int r = s->img->relief; | |
2596 | if (r < 0) r = -r; | |
cb0b194a KS |
2597 | w32_draw_rectangle (hdc, s->gc, x - r, y - r, |
2598 | s->slice.width + r*2 - 1, | |
2599 | s->slice.height + r*2 - 1); | |
c65eff23 | 2600 | } |
ef0e360f | 2601 | } |
d30591dc JR |
2602 | |
2603 | SelectObject (hdc, orig_brush); | |
2604 | DeleteObject (fg_brush); | |
2605 | SelectObject (compat_hdc, orig_obj); | |
2606 | DeleteDC (compat_hdc); | |
791f420f JR |
2607 | } |
2608 | else | |
cb0b194a KS |
2609 | w32_draw_rectangle (hdc, s->gc, x, y, |
2610 | s->slice.width - 1, s->slice.height - 1); | |
791f420f JR |
2611 | |
2612 | SelectObject (hdc, orig_hdc_obj); | |
2613 | DeleteDC (hdc); | |
2614 | } | |
2615 | ||
2616 | ||
2617 | /* Draw part of the background of glyph string S. X, Y, W, and H | |
2618 | give the rectangle to draw. */ | |
2619 | ||
2620 | static void | |
2621 | x_draw_glyph_string_bg_rect (s, x, y, w, h) | |
2622 | struct glyph_string *s; | |
2623 | int x, y, w, h; | |
2624 | { | |
01b220b6 | 2625 | #if 0 /* TODO: stipple */ |
791f420f JR |
2626 | if (s->stippled_p) |
2627 | { | |
2628 | /* Fill background with a stipple pattern. */ | |
2629 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2630 | XFillRectangle (s->display, s->window, s->gc, x, y, w, h); | |
2631 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2632 | } | |
2633 | else | |
2634 | #endif | |
2635 | x_clear_glyph_string_rect (s, x, y, w, h); | |
2636 | } | |
2637 | ||
2638 | ||
d67d1627 | 2639 | /* Draw image glyph string S. |
791f420f JR |
2640 | |
2641 | s->y | |
2642 | s->x +------------------------- | |
2643 | | s->face->box | |
2644 | | | |
2645 | | +------------------------- | |
d6ff54d5 | 2646 | | | s->img->vmargin |
791f420f JR |
2647 | | | |
2648 | | | +------------------- | |
2649 | | | | the image | |
cabb23bc | 2650 | |
791f420f JR |
2651 | */ |
2652 | ||
2653 | static void | |
2654 | x_draw_image_glyph_string (s) | |
2655 | struct glyph_string *s; | |
2656 | { | |
2657 | int x, y; | |
1ea40aa2 | 2658 | int box_line_hwidth = eabs (s->face->box_line_width); |
60222d69 | 2659 | int box_line_vwidth = max (s->face->box_line_width, 0); |
791f420f JR |
2660 | int height; |
2661 | HBITMAP pixmap = 0; | |
2662 | ||
60222d69 | 2663 | height = s->height - 2 * box_line_vwidth; |
791f420f JR |
2664 | |
2665 | /* Fill background with face under the image. Do it only if row is | |
2666 | taller than image or if image has a clip mask to reduce | |
2667 | flickering. */ | |
2668 | s->stippled_p = s->face->stipple != 0; | |
cb0b194a | 2669 | if (height > s->slice.height |
d6ff54d5 | 2670 | || s->img->hmargin |
c2cc16fa | 2671 | || s->img->vmargin |
791f420f | 2672 | || s->img->mask |
791f420f JR |
2673 | || s->img->pixmap == 0 |
2674 | || s->width != s->background_width) | |
2675 | { | |
cb0b194a KS |
2676 | x = s->x; |
2677 | if (s->first_glyph->left_box_line_p | |
2678 | && s->slice.x == 0) | |
2679 | x += box_line_hwidth; | |
2680 | ||
2681 | y = s->y; | |
2682 | if (s->slice.y == 0) | |
2683 | y += box_line_vwidth; | |
d67d1627 | 2684 | |
d30591dc | 2685 | #if 0 /* TODO: figure out if we need to do this on Windows. */ |
791f420f | 2686 | if (s->img->mask) |
ee78dc32 | 2687 | { |
c2cc16fa JR |
2688 | /* Create a pixmap as large as the glyph string. Fill it |
2689 | with the background color. Copy the image to it, using | |
2690 | its mask. Copy the temporary pixmap to the display. */ | |
791f420f JR |
2691 | Screen *screen = FRAME_X_SCREEN (s->f); |
2692 | int depth = DefaultDepthOfScreen (screen); | |
2693 | ||
2694 | /* Create a pixmap as large as the glyph string. */ | |
2695 | pixmap = XCreatePixmap (s->display, s->window, | |
2696 | s->background_width, | |
2697 | s->height, depth); | |
d67d1627 | 2698 | |
791f420f JR |
2699 | /* Don't clip in the following because we're working on the |
2700 | pixmap. */ | |
2701 | XSetClipMask (s->display, s->gc, None); | |
ee78dc32 | 2702 | |
791f420f JR |
2703 | /* Fill the pixmap with the background color/stipple. */ |
2704 | if (s->stippled_p) | |
2705 | { | |
2706 | /* Fill background with a stipple pattern. */ | |
2707 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2708 | XFillRectangle (s->display, pixmap, s->gc, | |
2709 | 0, 0, s->background_width, s->height); | |
2710 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2711 | } | |
ef0e360f | 2712 | else |
791f420f JR |
2713 | { |
2714 | XGCValues xgcv; | |
2715 | XGetGCValues (s->display, s->gc, GCForeground | GCBackground, | |
2716 | &xgcv); | |
2717 | XSetForeground (s->display, s->gc, xgcv.background); | |
2718 | XFillRectangle (s->display, pixmap, s->gc, | |
2719 | 0, 0, s->background_width, s->height); | |
2720 | XSetForeground (s->display, s->gc, xgcv.foreground); | |
2721 | } | |
ee78dc32 | 2722 | } |
791f420f JR |
2723 | else |
2724 | #endif | |
791f420f | 2725 | x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height); |
d67d1627 | 2726 | |
791f420f JR |
2727 | s->background_filled_p = 1; |
2728 | } | |
ee78dc32 | 2729 | |
791f420f JR |
2730 | /* Draw the foreground. */ |
2731 | if (pixmap != 0) | |
2732 | { | |
2733 | w32_draw_image_foreground_1 (s, pixmap); | |
2734 | x_set_glyph_string_clipping (s); | |
ee78dc32 | 2735 | { |
791f420f JR |
2736 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2737 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2738 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2739 | HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap); | |
2740 | ||
2741 | SetTextColor (s->hdc, s->gc->foreground); | |
2742 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
2743 | BitBlt (s->hdc, s->x, s->y, s->background_width, s->height, |
2744 | compat_hdc, 0, 0, SRCCOPY); | |
d30591dc | 2745 | |
791f420f JR |
2746 | SelectObject (s->hdc, orig_brush); |
2747 | DeleteObject (fg_brush); | |
2748 | SelectObject (compat_hdc, orig_obj); | |
2749 | DeleteDC (compat_hdc); | |
2750 | } | |
2751 | DeleteObject (pixmap); | |
2752 | pixmap = 0; | |
2753 | } | |
2754 | else | |
2755 | x_draw_image_foreground (s); | |
ee78dc32 | 2756 | |
791f420f JR |
2757 | /* If we must draw a relief around the image, do it. */ |
2758 | if (s->img->relief | |
2759 | || s->hl == DRAW_IMAGE_RAISED | |
2760 | || s->hl == DRAW_IMAGE_SUNKEN) | |
2761 | x_draw_image_relief (s); | |
2762 | } | |
ee78dc32 | 2763 | |
cabb23bc | 2764 | |
791f420f | 2765 | /* Draw stretch glyph string S. */ |
cabb23bc | 2766 | |
791f420f JR |
2767 | static void |
2768 | x_draw_stretch_glyph_string (s) | |
2769 | struct glyph_string *s; | |
2770 | { | |
2771 | xassert (s->first_glyph->type == STRETCH_GLYPH); | |
65c4903c | 2772 | |
791f420f JR |
2773 | if (s->hl == DRAW_CURSOR |
2774 | && !x_stretch_cursor_p) | |
2775 | { | |
2776 | /* If `x-stretch-block-cursor' is nil, don't draw a block cursor | |
2777 | as wide as the stretch glyph. */ | |
e8f6b0db KS |
2778 | int width, background_width = s->background_width; |
2779 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2780 | ||
2781 | if (x < left_x) | |
2782 | { | |
2783 | background_width -= left_x - x; | |
2784 | x = left_x; | |
2785 | } | |
2786 | width = min (FRAME_COLUMN_WIDTH (s->f), background_width); | |
cabb23bc | 2787 | |
791f420f | 2788 | /* Draw cursor. */ |
e8f6b0db | 2789 | x_draw_glyph_string_bg_rect (s, x, s->y, width, s->height); |
cabb23bc | 2790 | |
791f420f | 2791 | /* Clear rest using the GC of the original non-cursor face. */ |
e8f6b0db | 2792 | if (width < background_width) |
791f420f JR |
2793 | { |
2794 | XGCValues *gc = s->face->gc; | |
e8f6b0db KS |
2795 | int y = s->y; |
2796 | int w = background_width - width, h = s->height; | |
791f420f JR |
2797 | RECT r; |
2798 | HDC hdc = s->hdc; | |
9f5a911b | 2799 | |
e8f6b0db | 2800 | x += width; |
9f5a911b JR |
2801 | if (s->row->mouse_face_p |
2802 | && cursor_in_mouse_face_p (s->w)) | |
2803 | { | |
2804 | x_set_mouse_face_gc (s); | |
2805 | gc = s->gc; | |
2806 | } | |
2807 | else | |
2808 | gc = s->face->gc; | |
d67d1627 | 2809 | |
89271099 | 2810 | get_glyph_string_clip_rect (s, &r); |
791f420f JR |
2811 | w32_set_clip_rectangle (hdc, &r); |
2812 | ||
01b220b6 | 2813 | #if 0 /* TODO: stipple */ |
791f420f JR |
2814 | if (s->face->stipple) |
2815 | { | |
2816 | /* Fill background with a stipple pattern. */ | |
2817 | XSetFillStyle (s->display, gc, FillOpaqueStippled); | |
2818 | XFillRectangle (s->display, s->window, gc, x, y, w, h); | |
2819 | XSetFillStyle (s->display, gc, FillSolid); | |
2820 | } | |
2821 | else | |
2822 | #endif | |
2823 | { | |
2824 | w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h); | |
2825 | } | |
2826 | } | |
2827 | } | |
9f5a911b | 2828 | else if (!s->background_filled_p) |
e8f6b0db KS |
2829 | { |
2830 | int background_width = s->background_width; | |
2831 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2832 | ||
6c693929 KS |
2833 | /* Don't draw into left margin, fringe or scrollbar area |
2834 | except for header line and mode line. */ | |
2835 | if (x < left_x && !s->row->mode_line_p) | |
e8f6b0db KS |
2836 | { |
2837 | background_width -= left_x - x; | |
2838 | x = left_x; | |
2839 | } | |
2840 | if (background_width > 0) | |
2841 | x_draw_glyph_string_bg_rect (s, x, s->y, background_width, s->height); | |
5e6b6dcd | 2842 | } |
d67d1627 | 2843 | |
791f420f JR |
2844 | s->background_filled_p = 1; |
2845 | } | |
cabb23bc | 2846 | |
cabb23bc | 2847 | |
791f420f JR |
2848 | /* Draw glyph string S. */ |
2849 | ||
2850 | static void | |
2851 | x_draw_glyph_string (s) | |
2852 | struct glyph_string *s; | |
2853 | { | |
858a55c1 AI |
2854 | int relief_drawn_p = 0; |
2855 | ||
791f420f JR |
2856 | /* If S draws into the background of its successor, draw the |
2857 | background of the successor first so that S can draw into it. | |
2858 | This makes S->next use XDrawString instead of XDrawImageString. */ | |
c2ded1b7 | 2859 | if (s->next && s->right_overhang && !s->for_overlaps) |
791f420f | 2860 | { |
027f6f90 JR |
2861 | int width; |
2862 | struct glyph_string *next; | |
2863 | for (width = 0, next = s->next; next; | |
2864 | width += next->width, next = next->next) | |
2865 | if (next->first_glyph->type != IMAGE_GLYPH) | |
2866 | { | |
2867 | x_set_glyph_string_gc (next); | |
2868 | x_set_glyph_string_clipping (next); | |
2869 | x_draw_glyph_string_background (next, 1); | |
2870 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 2871 | next->num_clips = 0; |
027f6f90 JR |
2872 | #endif /* USE_FONT_BACKEND */ |
2873 | } | |
791f420f JR |
2874 | } |
2875 | ||
2876 | /* Set up S->gc, set clipping and draw S. */ | |
2877 | x_set_glyph_string_gc (s); | |
791f420f | 2878 | |
858a55c1 AI |
2879 | /* Draw relief (if any) in advance for char/composition so that the |
2880 | glyph string can be drawn over it. */ | |
c2ded1b7 | 2881 | if (!s->for_overlaps |
858a55c1 AI |
2882 | && s->face->box != FACE_NO_BOX |
2883 | && (s->first_glyph->type == CHAR_GLYPH | |
2884 | || s->first_glyph->type == COMPOSITE_GLYPH)) | |
2885 | ||
2886 | { | |
9f5a911b | 2887 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2888 | x_draw_glyph_string_background (s, 1); |
2889 | x_draw_glyph_string_box (s); | |
9f5a911b | 2890 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2891 | relief_drawn_p = 1; |
2892 | } | |
027f6f90 JR |
2893 | else if ((s->prev && s->prev->hl != s->hl && s->left_overhang) |
2894 | || (s->next && s->next->hl != s->hl && s->right_overhang)) | |
2895 | /* We must clip just this glyph. left_overhang part has already | |
2896 | drawn when s->prev was drawn, and right_overhang part will be | |
2897 | drawn later when s->next is drawn. */ | |
2898 | x_set_glyph_string_clipping_exactly (s, s); | |
9f5a911b JR |
2899 | else |
2900 | x_set_glyph_string_clipping (s); | |
858a55c1 | 2901 | |
791f420f JR |
2902 | switch (s->first_glyph->type) |
2903 | { | |
2904 | case IMAGE_GLYPH: | |
2905 | x_draw_image_glyph_string (s); | |
2906 | break; | |
2907 | ||
2908 | case STRETCH_GLYPH: | |
2909 | x_draw_stretch_glyph_string (s); | |
2910 | break; | |
2911 | ||
2912 | case CHAR_GLYPH: | |
c2ded1b7 | 2913 | if (s->for_overlaps) |
791f420f JR |
2914 | s->background_filled_p = 1; |
2915 | else | |
2916 | x_draw_glyph_string_background (s, 0); | |
2917 | x_draw_glyph_string_foreground (s); | |
2918 | break; | |
2919 | ||
2920 | case COMPOSITE_GLYPH: | |
c2ded1b7 | 2921 | if (s->for_overlaps || s->gidx > 0) |
791f420f JR |
2922 | s->background_filled_p = 1; |
2923 | else | |
2924 | x_draw_glyph_string_background (s, 1); | |
2925 | x_draw_composite_glyph_string_foreground (s); | |
2926 | break; | |
2927 | ||
2928 | default: | |
2929 | abort (); | |
2930 | } | |
2931 | ||
c2ded1b7 | 2932 | if (!s->for_overlaps) |
791f420f JR |
2933 | { |
2934 | /* Draw underline. */ | |
9ef2e2cf JR |
2935 | if (s->face->underline_p |
2936 | && (s->font->bdf || !s->font->tm.tmUnderlined)) | |
791f420f | 2937 | { |
027f6f90 | 2938 | unsigned long h; |
b70be253 | 2939 | int y; |
027f6f90 JR |
2940 | /* Get the underline thickness. Default is 1 pixel. */ |
2941 | #ifdef USE_FONT_BACKEND | |
2942 | if (enable_font_backend) | |
2943 | /* In the future, we must use information of font. */ | |
2944 | h = 1; | |
2945 | else | |
2946 | #endif /* USE_FONT_BACKEND */ | |
2947 | h = 1; | |
791f420f | 2948 | |
027f6f90 JR |
2949 | #ifdef USE_FONT_BACKEND |
2950 | if (enable_font_backend) | |
2951 | { | |
2952 | if (s->face->font) | |
2953 | /* In the future, we must use information of font. */ | |
2954 | y = s->ybase + (s->face->font->max_bounds.descent + 1) / 2; | |
2955 | else | |
2956 | y = s->y + s->height - h; | |
2957 | } | |
2958 | else | |
2959 | #endif | |
30f27523 | 2960 | { |
b70be253 JR |
2961 | y = s->y + s->height - h; |
2962 | /* TODO: Use font information for positioning and | |
2963 | thickness of underline. See OUTLINETEXTMETRIC, | |
2964 | and xterm.c. Note: If you make this work, | |
2965 | don't forget to change the doc string of | |
2966 | x-use-underline_color-position-properties | |
2967 | below. */ | |
2968 | #if 0 | |
2969 | if (!x_underline_at_descent_line) | |
027f6f90 | 2970 | { |
b70be253 | 2971 | ... |
027f6f90 | 2972 | } |
b70be253 | 2973 | #endif |
30f27523 | 2974 | } |
791f420f JR |
2975 | if (s->face->underline_defaulted_p) |
2976 | { | |
2977 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
b70be253 | 2978 | y, s->background_width, 1); |
791f420f JR |
2979 | } |
2980 | else | |
2981 | { | |
2982 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
b70be253 | 2983 | y, s->background_width, 1); |
791f420f JR |
2984 | } |
2985 | } | |
791f420f JR |
2986 | /* Draw overline. */ |
2987 | if (s->face->overline_p) | |
2988 | { | |
2989 | unsigned long dy = 0, h = 1; | |
2990 | ||
2991 | if (s->face->overline_color_defaulted_p) | |
027f6f90 JR |
2992 | { |
2993 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2994 | s->y + dy, s->background_width, h); | |
2995 | } | |
791f420f JR |
2996 | else |
2997 | { | |
59508699 | 2998 | w32_fill_area (s->f, s->hdc, s->face->overline_color, s->x, |
30f27523 | 2999 | s->y + dy, s->background_width, h); |
791f420f JR |
3000 | } |
3001 | } | |
3002 | ||
3003 | /* Draw strike-through. */ | |
9ef2e2cf JR |
3004 | if (s->face->strike_through_p |
3005 | && (s->font->bdf || !s->font->tm.tmStruckOut)) | |
791f420f JR |
3006 | { |
3007 | unsigned long h = 1; | |
3008 | unsigned long dy = (s->height - h) / 2; | |
3009 | ||
3010 | if (s->face->strike_through_color_defaulted_p) | |
3011 | { | |
3012 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy, | |
3013 | s->width, h); | |
3014 | } | |
3015 | else | |
3016 | { | |
def7fa34 | 3017 | w32_fill_area (s->f, s->hdc, s->face->strike_through_color, s->x, |
791f420f JR |
3018 | s->y + dy, s->width, h); |
3019 | } | |
3020 | } | |
3021 | ||
027f6f90 | 3022 | /* Draw relief if not yet drawn. */ |
858a55c1 | 3023 | if (!relief_drawn_p && s->face->box != FACE_NO_BOX) |
791f420f | 3024 | x_draw_glyph_string_box (s); |
027f6f90 JR |
3025 | |
3026 | if (s->prev) | |
3027 | { | |
3028 | struct glyph_string *prev; | |
3029 | ||
3030 | for (prev = s->prev; prev; prev = prev->prev) | |
3031 | if (prev->hl != s->hl | |
3032 | && prev->x + prev->width + prev->right_overhang > s->x) | |
3033 | { | |
3034 | /* As prev was drawn while clipped to its own area, we | |
3035 | must draw the right_overhang part using s->hl now. */ | |
3036 | enum draw_glyphs_face save = prev->hl; | |
3037 | ||
3038 | prev->hl = s->hl; | |
3039 | x_set_glyph_string_gc (prev); | |
3040 | x_set_glyph_string_clipping_exactly (s, prev); | |
3041 | if (prev->first_glyph->type == CHAR_GLYPH) | |
3042 | x_draw_glyph_string_foreground (prev); | |
3043 | else | |
3044 | x_draw_composite_glyph_string_foreground (prev); | |
3045 | w32_set_clip_rectangle (prev->hdc, NULL); | |
3046 | prev->hl = save; | |
3047 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3048 | prev->num_clips = 0; |
027f6f90 JR |
3049 | #endif /* USE_FONT_BACKEND */ |
3050 | } | |
3051 | } | |
3052 | ||
3053 | if (s->next) | |
3054 | { | |
3055 | struct glyph_string *next; | |
3056 | ||
3057 | for (next = s->next; next; next = next->next) | |
3058 | if (next->hl != s->hl | |
3059 | && next->x - next->left_overhang < s->x + s->width) | |
3060 | { | |
3061 | /* As next will be drawn while clipped to its own area, | |
3062 | we must draw the left_overhang part using s->hl now. */ | |
3063 | enum draw_glyphs_face save = next->hl; | |
3064 | ||
3065 | next->hl = s->hl; | |
3066 | x_set_glyph_string_gc (next); | |
3067 | x_set_glyph_string_clipping_exactly (s, next); | |
3068 | if (next->first_glyph->type == CHAR_GLYPH) | |
3069 | x_draw_glyph_string_foreground (next); | |
3070 | else | |
3071 | x_draw_composite_glyph_string_foreground (next); | |
3072 | w32_set_clip_rectangle (next->hdc, NULL); | |
3073 | next->hl = save; | |
3074 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3075 | next->num_clips = 0; |
027f6f90 JR |
3076 | #endif /* USE_FONT_BACKEND */ |
3077 | } | |
3078 | } | |
791f420f JR |
3079 | } |
3080 | ||
3081 | /* Reset clipping. */ | |
3082 | w32_set_clip_rectangle (s->hdc, NULL); | |
027f6f90 | 3083 | #ifdef USE_FONT_BACKEND |
3ca3504a | 3084 | s->num_clips = 0; |
027f6f90 | 3085 | #endif /* USE_FONT_BACKEND */ |
791f420f JR |
3086 | } |
3087 | ||
3088 | ||
89271099 | 3089 | /* Shift display to make room for inserted glyphs. */ |
ee78dc32 | 3090 | |
89271099 KS |
3091 | void |
3092 | w32_shift_glyphs_for_insert (f, x, y, width, height, shift_by) | |
3093 | struct frame *f; | |
3094 | int x, y, width, height, shift_by; | |
791f420f | 3095 | { |
791f420f JR |
3096 | HDC hdc; |
3097 | ||
791f420f | 3098 | hdc = get_frame_dc (f); |
89271099 KS |
3099 | BitBlt (hdc, x + shift_by, y, width, height, |
3100 | hdc, x, y, SRCCOPY); | |
791f420f | 3101 | |
791f420f | 3102 | release_frame_dc (f, hdc); |
ee78dc32 | 3103 | } |
791f420f JR |
3104 | |
3105 | ||
3106 | /* Delete N glyphs at the nominal cursor position. Not implemented | |
3107 | for X frames. */ | |
ee78dc32 | 3108 | |
96214669 | 3109 | static void |
4a418b10 JR |
3110 | x_delete_glyphs (f, n) |
3111 | struct frame *f; | |
791f420f | 3112 | register int n; |
ee78dc32 | 3113 | { |
7e6ac5b9 AI |
3114 | if (! FRAME_W32_P (f)) |
3115 | return; | |
3116 | ||
791f420f JR |
3117 | abort (); |
3118 | } | |
ee78dc32 | 3119 | |
ee78dc32 | 3120 | |
791f420f JR |
3121 | /* Clear entire frame. If updating_frame is non-null, clear that |
3122 | frame. Otherwise clear the selected frame. */ | |
3123 | ||
96214669 | 3124 | static void |
4a418b10 | 3125 | x_clear_frame (struct frame *f) |
ee78dc32 | 3126 | { |
7e6ac5b9 AI |
3127 | if (! FRAME_W32_P (f)) |
3128 | return; | |
3129 | ||
791f420f JR |
3130 | /* Clearing the frame will erase any cursor, so mark them all as no |
3131 | longer visible. */ | |
3132 | mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f))); | |
3133 | output_cursor.hpos = output_cursor.vpos = 0; | |
3134 | output_cursor.x = -1; | |
ee78dc32 | 3135 | |
791f420f JR |
3136 | /* We don't set the output cursor here because there will always |
3137 | follow an explicit cursor_to. */ | |
ee78dc32 GV |
3138 | BLOCK_INPUT; |
3139 | ||
fbd6baed | 3140 | w32_clear_window (f); |
ee78dc32 GV |
3141 | |
3142 | /* We have to clear the scroll bars, too. If we have changed | |
3143 | colors or something like that, then they should be notified. */ | |
3144 | x_scroll_bar_clear (f); | |
3145 | ||
3146 | UNBLOCK_INPUT; | |
3147 | } | |
791f420f | 3148 | |
ee78dc32 GV |
3149 | \f |
3150 | /* Make audible bell. */ | |
3151 | ||
96214669 | 3152 | static void |
4a418b10 | 3153 | w32_ring_bell (struct frame *f) |
ee78dc32 GV |
3154 | { |
3155 | BLOCK_INPUT; | |
3156 | ||
0f32f023 | 3157 | if (FRAME_W32_P (f) && visible_bell) |
8331e676 GV |
3158 | { |
3159 | int i; | |
4a418b10 | 3160 | HWND hwnd = FRAME_W32_WINDOW (f); |
8331e676 | 3161 | |
d67d1627 | 3162 | for (i = 0; i < 5; i++) |
8331e676 GV |
3163 | { |
3164 | FlashWindow (hwnd, TRUE); | |
3165 | Sleep (10); | |
3166 | } | |
3167 | FlashWindow (hwnd, FALSE); | |
3168 | } | |
ee78dc32 | 3169 | else |
4a418b10 | 3170 | w32_sys_ring_bell (f); |
ee78dc32 GV |
3171 | |
3172 | UNBLOCK_INPUT; | |
ee78dc32 | 3173 | } |
791f420f | 3174 | |
ee78dc32 | 3175 | \f |
791f420f JR |
3176 | /* Specify how many text lines, from the top of the window, |
3177 | should be affected by insert-lines and delete-lines operations. | |
3178 | This, and those operations, are used only within an update | |
3179 | that is bounded by calls to x_update_begin and x_update_end. */ | |
ee78dc32 | 3180 | |
96214669 | 3181 | static void |
791f420f JR |
3182 | w32_set_terminal_window (n) |
3183 | register int n; | |
ee78dc32 | 3184 | { |
791f420f | 3185 | /* This function intentionally left blank. */ |
ee78dc32 | 3186 | } |
791f420f JR |
3187 | |
3188 | \f | |
3189 | /*********************************************************************** | |
3190 | Line Dance | |
3191 | ***********************************************************************/ | |
3192 | ||
3193 | /* Perform an insert-lines or delete-lines operation, inserting N | |
3194 | lines or deleting -N lines at vertical position VPOS. */ | |
ee78dc32 | 3195 | |
96214669 | 3196 | static void |
4a418b10 JR |
3197 | x_ins_del_lines (f, vpos, n) |
3198 | struct frame *f; | |
791f420f | 3199 | int vpos, n; |
ee78dc32 | 3200 | { |
7e6ac5b9 AI |
3201 | if (! FRAME_W32_P (f)) |
3202 | return; | |
3203 | ||
ee78dc32 GV |
3204 | abort (); |
3205 | } | |
791f420f JR |
3206 | |
3207 | ||
3208 | /* Scroll part of the display as described by RUN. */ | |
3209 | ||
3210 | static void | |
3211 | x_scroll_run (w, run) | |
3212 | struct window *w; | |
3213 | struct run *run; | |
3214 | { | |
3215 | struct frame *f = XFRAME (w->frame); | |
3216 | int x, y, width, height, from_y, to_y, bottom_y; | |
4d6e8199 JR |
3217 | HWND hwnd = FRAME_W32_WINDOW (f); |
3218 | HRGN expect_dirty; | |
791f420f JR |
3219 | |
3220 | /* Get frame-relative bounding box of the text display area of W, | |
33c34bea KS |
3221 | without mode lines. Include in this box the left and right |
3222 | fringes of W. */ | |
791f420f | 3223 | window_box (w, -1, &x, &y, &width, &height); |
791f420f JR |
3224 | |
3225 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y); | |
3226 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y); | |
3227 | bottom_y = y + height; | |
3228 | ||
3229 | if (to_y < from_y) | |
3230 | { | |
3231 | /* Scrolling up. Make sure we don't copy part of the mode | |
3232 | line at the bottom. */ | |
3233 | if (from_y + run->height > bottom_y) | |
3234 | height = bottom_y - from_y; | |
3235 | else | |
3236 | height = run->height; | |
4d6e8199 | 3237 | expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y); |
791f420f JR |
3238 | } |
3239 | else | |
3240 | { | |
3241 | /* Scolling down. Make sure we don't copy over the mode line. | |
3242 | at the bottom. */ | |
3243 | if (to_y + run->height > bottom_y) | |
3244 | height = bottom_y - to_y; | |
3245 | else | |
3246 | height = run->height; | |
4d6e8199 | 3247 | expect_dirty = CreateRectRgn (x, y, x + width, to_y); |
791f420f JR |
3248 | } |
3249 | ||
3250 | BLOCK_INPUT; | |
d67d1627 | 3251 | |
791f420f JR |
3252 | /* Cursor off. Will be switched on again in x_update_window_end. */ |
3253 | updated_window = w; | |
3254 | x_clear_cursor (w); | |
3255 | ||
4d6e8199 JR |
3256 | { |
3257 | RECT from; | |
3258 | RECT to; | |
3259 | HRGN dirty = CreateRectRgn (0, 0, 0, 0); | |
3260 | HRGN combined = CreateRectRgn (0, 0, 0, 0); | |
3261 | ||
3262 | from.left = to.left = x; | |
3263 | from.right = to.right = x + width; | |
3264 | from.top = from_y; | |
3265 | from.bottom = from_y + height; | |
3266 | to.top = y; | |
3267 | to.bottom = bottom_y; | |
3268 | ||
3269 | ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty, | |
3270 | NULL, SW_INVALIDATE); | |
3271 | ||
3272 | /* Combine this with what we expect to be dirty. This covers the | |
3273 | case where not all of the region we expect is actually dirty. */ | |
3274 | CombineRgn (combined, dirty, expect_dirty, RGN_OR); | |
3275 | ||
3276 | /* If the dirty region is not what we expected, redraw the entire frame. */ | |
3277 | if (!EqualRgn (combined, expect_dirty)) | |
3278 | SET_FRAME_GARBAGED (f); | |
e8ac5d88 JR |
3279 | |
3280 | DeleteObject (dirty); | |
3281 | DeleteObject (combined); | |
4d6e8199 JR |
3282 | } |
3283 | ||
791f420f | 3284 | UNBLOCK_INPUT; |
e8ac5d88 | 3285 | DeleteObject (expect_dirty); |
791f420f JR |
3286 | } |
3287 | ||
9ef2e2cf | 3288 | |
ee78dc32 | 3289 | \f |
791f420f JR |
3290 | /*********************************************************************** |
3291 | Exposure Events | |
3292 | ***********************************************************************/ | |
d67d1627 | 3293 | |
96214669 | 3294 | static void |
89271099 | 3295 | frame_highlight (f) |
791f420f | 3296 | struct frame *f; |
ee78dc32 | 3297 | { |
89271099 KS |
3298 | x_update_cursor (f, 1); |
3299 | } | |
791f420f | 3300 | |
89271099 KS |
3301 | static void |
3302 | frame_unhighlight (f) | |
3303 | struct frame *f; | |
3304 | { | |
3305 | x_update_cursor (f, 1); | |
3306 | } | |
791f420f | 3307 | |
89271099 KS |
3308 | /* The focus has changed. Update the frames as necessary to reflect |
3309 | the new situation. Note that we can't change the selected frame | |
3310 | here, because the Lisp code we are interrupting might become confused. | |
3311 | Each event gets marked with the frame in which it occurred, so the | |
3312 | Lisp code can tell when the switch took place by examining the events. */ | |
791f420f | 3313 | |
89271099 KS |
3314 | static void |
3315 | x_new_focus_frame (dpyinfo, frame) | |
3316 | struct w32_display_info *dpyinfo; | |
3317 | struct frame *frame; | |
3318 | { | |
3319 | struct frame *old_focus = dpyinfo->w32_focus_frame; | |
791f420f | 3320 | |
89271099 | 3321 | if (frame != dpyinfo->w32_focus_frame) |
791f420f | 3322 | { |
89271099 KS |
3323 | /* Set this before calling other routines, so that they see |
3324 | the correct value of w32_focus_frame. */ | |
3325 | dpyinfo->w32_focus_frame = frame; | |
791f420f | 3326 | |
89271099 KS |
3327 | if (old_focus && old_focus->auto_lower) |
3328 | x_lower_frame (old_focus); | |
791f420f | 3329 | |
89271099 KS |
3330 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
3331 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
2df85294 | 3332 | else |
89271099 | 3333 | pending_autoraise_frame = 0; |
791f420f | 3334 | } |
89271099 KS |
3335 | |
3336 | x_frame_rehighlight (dpyinfo); | |
791f420f JR |
3337 | } |
3338 | ||
55131bef JR |
3339 | |
3340 | /* Handle FocusIn and FocusOut state changes for FRAME. | |
3341 | If FRAME has focus and there exists more than one frame, puts | |
3342 | a FOCUS_IN_EVENT into *BUFP. */ | |
3343 | ||
3344 | static void | |
3345 | x_focus_changed (type, state, dpyinfo, frame, bufp) | |
3346 | int type; | |
3347 | int state; | |
3348 | struct w32_display_info *dpyinfo; | |
3349 | struct frame *frame; | |
3350 | struct input_event *bufp; | |
3351 | { | |
3352 | if (type == WM_SETFOCUS) | |
3353 | { | |
3354 | if (dpyinfo->w32_focus_event_frame != frame) | |
3355 | { | |
3356 | x_new_focus_frame (dpyinfo, frame); | |
3357 | dpyinfo->w32_focus_event_frame = frame; | |
3358 | ||
3359 | /* Don't stop displaying the initial startup message | |
3360 | for a switch-frame event we don't need. */ | |
8e50cc2d SM |
3361 | if (NILP (Vterminal_frame) |
3362 | && CONSP (Vframe_list) | |
3363 | && !NILP (XCDR (Vframe_list))) | |
55131bef JR |
3364 | { |
3365 | bufp->kind = FOCUS_IN_EVENT; | |
3366 | XSETFRAME (bufp->frame_or_window, frame); | |
3367 | } | |
3368 | } | |
3369 | ||
3370 | frame->output_data.x->focus_state |= state; | |
3371 | ||
3372 | /* TODO: IME focus? */ | |
3373 | } | |
3374 | else if (type == WM_KILLFOCUS) | |
3375 | { | |
3376 | frame->output_data.x->focus_state &= ~state; | |
3377 | ||
3378 | if (dpyinfo->w32_focus_event_frame == frame) | |
3379 | { | |
3380 | dpyinfo->w32_focus_event_frame = 0; | |
3381 | x_new_focus_frame (dpyinfo, 0); | |
3382 | } | |
3383 | ||
3384 | /* TODO: IME focus? */ | |
3385 | } | |
3386 | } | |
3387 | ||
3388 | ||
3389 | /* The focus may have changed. Figure out if it is a real focus change, | |
3390 | by checking both FocusIn/Out and Enter/LeaveNotify events. | |
3391 | ||
3392 | Returns FOCUS_IN_EVENT event in *BUFP. */ | |
3393 | ||
3394 | static void | |
3395 | w32_detect_focus_change (dpyinfo, event, bufp) | |
3396 | struct w32_display_info *dpyinfo; | |
3397 | W32Msg *event; | |
3398 | struct input_event *bufp; | |
3399 | { | |
3400 | struct frame *frame; | |
3401 | ||
3402 | frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd); | |
3403 | if (! frame) | |
3404 | return; | |
3405 | ||
3406 | /* On w32, this is only called from focus events, so no switch needed. */ | |
3407 | x_focus_changed (event->msg.message, | |
3408 | (event->msg.message == WM_KILLFOCUS ? | |
3409 | FOCUS_IMPLICIT : FOCUS_EXPLICIT), | |
3410 | dpyinfo, frame, bufp); | |
3411 | } | |
3412 | ||
3413 | ||
89271099 | 3414 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ |
ee78dc32 GV |
3415 | |
3416 | void | |
3417 | x_mouse_leave (dpyinfo) | |
fbd6baed | 3418 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3419 | { |
fbd6baed | 3420 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
3421 | } |
3422 | ||
3423 | /* The focus has changed, or we have redirected a frame's focus to | |
3424 | another frame (this happens when a frame uses a surrogate | |
9ef2e2cf | 3425 | mini-buffer frame). Shift the highlight as appropriate. |
ee78dc32 GV |
3426 | |
3427 | The FRAME argument doesn't necessarily have anything to do with which | |
9ef2e2cf JR |
3428 | frame is being highlighted or un-highlighted; we only use it to find |
3429 | the appropriate X display info. */ | |
3430 | ||
ee78dc32 | 3431 | static void |
fbd6baed | 3432 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
3433 | struct frame *frame; |
3434 | { | |
7e6ac5b9 AI |
3435 | if (! FRAME_W32_P (frame)) |
3436 | return; | |
fbd6baed | 3437 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
3438 | } |
3439 | ||
3440 | static void | |
3441 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 3442 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3443 | { |
4baaed0f | 3444 | struct frame *old_highlight = dpyinfo->x_highlight_frame; |
ee78dc32 | 3445 | |
fbd6baed | 3446 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 3447 | { |
4baaed0f | 3448 | dpyinfo->x_highlight_frame |
8e50cc2d | 3449 | = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) |
fbd6baed GV |
3450 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) |
3451 | : dpyinfo->w32_focus_frame); | |
4baaed0f | 3452 | if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame)) |
ee78dc32 | 3453 | { |
fbd6baed | 3454 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
4baaed0f | 3455 | dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
3456 | } |
3457 | } | |
3458 | else | |
4baaed0f | 3459 | dpyinfo->x_highlight_frame = 0; |
ee78dc32 | 3460 | |
4baaed0f | 3461 | if (dpyinfo->x_highlight_frame != old_highlight) |
ee78dc32 GV |
3462 | { |
3463 | if (old_highlight) | |
3464 | frame_unhighlight (old_highlight); | |
4baaed0f KS |
3465 | if (dpyinfo->x_highlight_frame) |
3466 | frame_highlight (dpyinfo->x_highlight_frame); | |
ee78dc32 GV |
3467 | } |
3468 | } | |
3469 | \f | |
3470 | /* Keyboard processing - modifier keys, etc. */ | |
3471 | ||
3472 | /* Convert a keysym to its name. */ | |
3473 | ||
3474 | char * | |
3475 | x_get_keysym_name (keysym) | |
3476 | int keysym; | |
3477 | { | |
3478 | /* Make static so we can always return it */ | |
3479 | static char value[100]; | |
3480 | ||
3481 | BLOCK_INPUT; | |
9127e20e | 3482 | GetKeyNameText (keysym, value, 100); |
ee78dc32 GV |
3483 | UNBLOCK_INPUT; |
3484 | ||
3485 | return value; | |
3486 | } | |
9ef2e2cf JR |
3487 | |
3488 | ||
ee78dc32 GV |
3489 | \f |
3490 | /* Mouse clicks and mouse movement. Rah. */ | |
3491 | ||
53823ab9 JR |
3492 | /* Parse a button MESSAGE. The button index is returned in PBUTTON, and |
3493 | the state in PUP. XBUTTON provides extra information for extended mouse | |
3494 | button messages. Returns FALSE if unable to parse the message. */ | |
d67d1627 | 3495 | BOOL |
53823ab9 | 3496 | parse_button (message, xbutton, pbutton, pup) |
ee78dc32 | 3497 | int message; |
53823ab9 | 3498 | int xbutton; |
ee78dc32 GV |
3499 | int * pbutton; |
3500 | int * pup; | |
3501 | { | |
3502 | int button = 0; | |
3503 | int up = 0; | |
d67d1627 | 3504 | |
ee78dc32 GV |
3505 | switch (message) |
3506 | { | |
3507 | case WM_LBUTTONDOWN: | |
3508 | button = 0; | |
3509 | up = 0; | |
3510 | break; | |
3511 | case WM_LBUTTONUP: | |
3512 | button = 0; | |
3513 | up = 1; | |
3514 | break; | |
3515 | case WM_MBUTTONDOWN: | |
fbd6baed | 3516 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3517 | button = 1; |
3518 | else | |
3519 | button = 2; | |
ee78dc32 GV |
3520 | up = 0; |
3521 | break; | |
3522 | case WM_MBUTTONUP: | |
fbd6baed | 3523 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3524 | button = 1; |
3525 | else | |
3526 | button = 2; | |
ee78dc32 GV |
3527 | up = 1; |
3528 | break; | |
3529 | case WM_RBUTTONDOWN: | |
fbd6baed | 3530 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3531 | button = 2; |
3532 | else | |
3533 | button = 1; | |
ee78dc32 GV |
3534 | up = 0; |
3535 | break; | |
3536 | case WM_RBUTTONUP: | |
fbd6baed | 3537 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3538 | button = 2; |
3539 | else | |
3540 | button = 1; | |
ee78dc32 GV |
3541 | up = 1; |
3542 | break; | |
53823ab9 JR |
3543 | case WM_XBUTTONDOWN: |
3544 | button = xbutton + 2; | |
3545 | up = 0; | |
3546 | break; | |
3547 | case WM_XBUTTONUP: | |
3548 | button = xbutton + 2; | |
3549 | up = 1; | |
3550 | break; | |
ee78dc32 GV |
3551 | default: |
3552 | return (FALSE); | |
3553 | } | |
d67d1627 | 3554 | |
ee78dc32 GV |
3555 | if (pup) *pup = up; |
3556 | if (pbutton) *pbutton = button; | |
d67d1627 | 3557 | |
ee78dc32 GV |
3558 | return (TRUE); |
3559 | } | |
3560 | ||
3561 | ||
3562 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
3563 | ||
3564 | If the event is a button press, then note that we have grabbed | |
3565 | the mouse. */ | |
3566 | ||
ec48c3a7 | 3567 | static Lisp_Object |
ee78dc32 GV |
3568 | construct_mouse_click (result, msg, f) |
3569 | struct input_event *result; | |
fbd6baed | 3570 | W32Msg *msg; |
ee78dc32 GV |
3571 | struct frame *f; |
3572 | { | |
3573 | int button; | |
3574 | int up; | |
3575 | ||
53823ab9 JR |
3576 | parse_button (msg->msg.message, HIWORD (msg->msg.wParam), |
3577 | &button, &up); | |
ee78dc32 | 3578 | |
3b8f9651 | 3579 | /* Make the event type NO_EVENT; we'll change that when we decide |
ee78dc32 | 3580 | otherwise. */ |
3b8f9651 | 3581 | result->kind = MOUSE_CLICK_EVENT; |
ee78dc32 GV |
3582 | result->code = button; |
3583 | result->timestamp = msg->msg.time; | |
3584 | result->modifiers = (msg->dwModifiers | |
3585 | | (up | |
3586 | ? up_modifier | |
3587 | : down_modifier)); | |
3588 | ||
ec48c3a7 JR |
3589 | XSETINT (result->x, LOWORD (msg->msg.lParam)); |
3590 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
3591 | XSETFRAME (result->frame_or_window, f); | |
3592 | result->arg = Qnil; | |
3593 | return Qnil; | |
ee78dc32 GV |
3594 | } |
3595 | ||
ec48c3a7 | 3596 | static Lisp_Object |
689004fa GV |
3597 | construct_mouse_wheel (result, msg, f) |
3598 | struct input_event *result; | |
3599 | W32Msg *msg; | |
3600 | struct frame *f; | |
3601 | { | |
3602 | POINT p; | |
637ad49d JR |
3603 | int delta; |
3604 | ||
1526bc23 JR |
3605 | result->kind = msg->msg.message == WM_MOUSEHWHEEL ? HORIZ_WHEEL_EVENT |
3606 | : WHEEL_EVENT; | |
637ad49d | 3607 | result->code = 0; |
689004fa | 3608 | result->timestamp = msg->msg.time; |
637ad49d JR |
3609 | |
3610 | /* A WHEEL_DELTA positive value indicates that the wheel was rotated | |
3611 | forward, away from the user (up); a negative value indicates that | |
3612 | the wheel was rotated backward, toward the user (down). */ | |
3613 | delta = GET_WHEEL_DELTA_WPARAM (msg->msg.wParam); | |
3614 | ||
3615 | /* The up and down modifiers indicate if the wheel was rotated up or | |
3616 | down based on WHEEL_DELTA value. */ | |
3617 | result->modifiers = (msg->dwModifiers | |
3618 | | ((delta < 0 ) ? down_modifier : up_modifier)); | |
3619 | ||
8b03732e JR |
3620 | /* With multiple monitors, we can legitimately get negative |
3621 | coordinates, so cast to short to interpret them correctly. */ | |
3622 | p.x = (short) LOWORD (msg->msg.lParam); | |
3623 | p.y = (short) HIWORD (msg->msg.lParam); | |
9127e20e | 3624 | ScreenToClient (msg->msg.hwnd, &p); |
689004fa GV |
3625 | XSETINT (result->x, p.x); |
3626 | XSETINT (result->y, p.y); | |
3627 | XSETFRAME (result->frame_or_window, f); | |
7e889510 | 3628 | result->arg = Qnil; |
ec48c3a7 | 3629 | return Qnil; |
689004fa GV |
3630 | } |
3631 | ||
ec48c3a7 | 3632 | static Lisp_Object |
12857dfd RS |
3633 | construct_drag_n_drop (result, msg, f) |
3634 | struct input_event *result; | |
3635 | W32Msg *msg; | |
3636 | struct frame *f; | |
3637 | { | |
3638 | Lisp_Object files; | |
3639 | Lisp_Object frame; | |
3640 | HDROP hdrop; | |
3641 | POINT p; | |
3642 | WORD num_files; | |
89271099 KS |
3643 | char *name; |
3644 | int i, len; | |
d67d1627 | 3645 | |
89271099 KS |
3646 | result->kind = DRAG_N_DROP_EVENT; |
3647 | result->code = 0; | |
3648 | result->timestamp = msg->msg.time; | |
3649 | result->modifiers = msg->dwModifiers; | |
791f420f | 3650 | |
89271099 KS |
3651 | hdrop = (HDROP) msg->msg.wParam; |
3652 | DragQueryPoint (hdrop, &p); | |
791f420f | 3653 | |
89271099 KS |
3654 | #if 0 |
3655 | p.x = LOWORD (msg->msg.lParam); | |
3656 | p.y = HIWORD (msg->msg.lParam); | |
3657 | ScreenToClient (msg->msg.hwnd, &p); | |
3658 | #endif | |
791f420f | 3659 | |
89271099 KS |
3660 | XSETINT (result->x, p.x); |
3661 | XSETINT (result->y, p.y); | |
791f420f | 3662 | |
89271099 KS |
3663 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
3664 | files = Qnil; | |
ee78dc32 | 3665 | |
89271099 KS |
3666 | for (i = 0; i < num_files; i++) |
3667 | { | |
3668 | len = DragQueryFile (hdrop, i, NULL, 0); | |
3669 | if (len <= 0) | |
3670 | continue; | |
3671 | name = alloca (len + 1); | |
3672 | DragQueryFile (hdrop, i, name, len + 1); | |
3673 | files = Fcons (DECODE_FILE (build_string (name)), files); | |
ee78dc32 GV |
3674 | } |
3675 | ||
89271099 | 3676 | DragFinish (hdrop); |
2bf04b9d | 3677 | |
89271099 | 3678 | XSETFRAME (frame, f); |
00cff0a1 YM |
3679 | result->frame_or_window = frame; |
3680 | result->arg = files; | |
89271099 | 3681 | return Qnil; |
ee78dc32 GV |
3682 | } |
3683 | ||
89271099 KS |
3684 | \f |
3685 | /* Function to report a mouse movement to the mainstream Emacs code. | |
3686 | The input handler calls this. | |
ee78dc32 | 3687 | |
89271099 KS |
3688 | We have received a mouse movement event, which is given in *event. |
3689 | If the mouse is over a different glyph than it was last time, tell | |
3690 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
3691 | another motion event, so we can check again the next time it moves. */ | |
31d4844a | 3692 | |
89271099 KS |
3693 | static MSG last_mouse_motion_event; |
3694 | static Lisp_Object last_mouse_motion_frame; | |
ec48c3a7 | 3695 | |
fc5c7550 | 3696 | static int |
89271099 KS |
3697 | note_mouse_movement (frame, msg) |
3698 | FRAME_PTR frame; | |
3699 | MSG *msg; | |
ec48c3a7 | 3700 | { |
89271099 KS |
3701 | int mouse_x = LOWORD (msg->lParam); |
3702 | int mouse_y = HIWORD (msg->lParam); | |
ec48c3a7 | 3703 | |
89271099 KS |
3704 | last_mouse_movement_time = msg->time; |
3705 | memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event)); | |
3706 | XSETFRAME (last_mouse_motion_frame, frame); | |
31d4844a | 3707 | |
027f6f90 JR |
3708 | if (!FRAME_X_OUTPUT (frame)) |
3709 | return 0; | |
3710 | ||
89271099 KS |
3711 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
3712 | { | |
3713 | frame->mouse_moved = 1; | |
3714 | last_mouse_scroll_bar = Qnil; | |
3715 | note_mouse_highlight (frame, -1, -1); | |
d3499758 | 3716 | last_mouse_glyph_frame = 0; |
fc5c7550 | 3717 | return 1; |
89271099 | 3718 | } |
31d4844a | 3719 | |
89271099 | 3720 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
d3499758 JR |
3721 | if (frame != last_mouse_glyph_frame |
3722 | || mouse_x < last_mouse_glyph.left | |
fc5c7550 YM |
3723 | || mouse_x >= last_mouse_glyph.right |
3724 | || mouse_y < last_mouse_glyph.top | |
3725 | || mouse_y >= last_mouse_glyph.bottom) | |
31d4844a | 3726 | { |
89271099 KS |
3727 | frame->mouse_moved = 1; |
3728 | last_mouse_scroll_bar = Qnil; | |
3729 | note_mouse_highlight (frame, mouse_x, mouse_y); | |
3730 | /* Remember the mouse position here, as w32_mouse_position only | |
3731 | gets called when mouse tracking is enabled but we also need | |
3732 | to keep track of the mouse for help_echo and highlighting at | |
3733 | other times. */ | |
1bb92eca | 3734 | remember_mouse_glyph (frame, mouse_x, mouse_y, &last_mouse_glyph); |
d3499758 | 3735 | last_mouse_glyph_frame = frame; |
fc5c7550 | 3736 | return 1; |
31d4844a | 3737 | } |
fc5c7550 YM |
3738 | |
3739 | return 0; | |
31d4844a | 3740 | } |
89271099 | 3741 | |
ee78dc32 | 3742 | \f |
89271099 KS |
3743 | /************************************************************************ |
3744 | Mouse Face | |
3745 | ************************************************************************/ | |
3746 | ||
9ef2e2cf | 3747 | static struct scroll_bar *x_window_to_scroll_bar (); |
ee78dc32 | 3748 | static void x_scroll_bar_report_motion (); |
549808db | 3749 | static void x_check_fullscreen P_ ((struct frame *)); |
9f5a911b | 3750 | |
89271099 KS |
3751 | static void |
3752 | redo_mouse_highlight () | |
3753 | { | |
3754 | if (!NILP (last_mouse_motion_frame) | |
3755 | && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame))) | |
3756 | note_mouse_highlight (XFRAME (last_mouse_motion_frame), | |
3757 | LOWORD (last_mouse_motion_event.lParam), | |
3758 | HIWORD (last_mouse_motion_event.lParam)); | |
3759 | } | |
3760 | ||
1bb8a291 | 3761 | static void |
89271099 KS |
3762 | w32_define_cursor (window, cursor) |
3763 | Window window; | |
3764 | Cursor cursor; | |
3765 | { | |
3766 | PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0); | |
3767 | } | |
ee78dc32 GV |
3768 | /* Return the current position of the mouse. |
3769 | *fp should be a frame which indicates which display to ask about. | |
3770 | ||
3771 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
3772 | and *part to the frame, window, and scroll bar part that the mouse | |
3773 | is over. Set *x and *y to the portion and whole of the mouse's | |
3774 | position on the scroll bar. | |
3775 | ||
3776 | If the mouse movement started elsewhere, set *fp to the frame the | |
3777 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
3778 | the mouse is over. | |
3779 | ||
9ef2e2cf | 3780 | Set *time to the server time-stamp for the time at which the mouse |
ee78dc32 GV |
3781 | was at this position. |
3782 | ||
3783 | Don't store anything if we don't have a valid set of values to report. | |
3784 | ||
3785 | This clears the mouse_moved flag, so we can wait for the next mouse | |
9ef2e2cf | 3786 | movement. */ |
ee78dc32 GV |
3787 | |
3788 | static void | |
fbd6baed | 3789 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
3790 | FRAME_PTR *fp; |
3791 | int insist; | |
3792 | Lisp_Object *bar_window; | |
3793 | enum scroll_bar_part *part; | |
3794 | Lisp_Object *x, *y; | |
3795 | unsigned long *time; | |
3796 | { | |
3797 | FRAME_PTR f1; | |
3798 | ||
3799 | BLOCK_INPUT; | |
3800 | ||
95fa970d | 3801 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
ee78dc32 GV |
3802 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
3803 | else | |
3804 | { | |
3805 | POINT pt; | |
3806 | ||
3807 | Lisp_Object frame, tail; | |
3808 | ||
3809 | /* Clear the mouse-moved flag for every frame on this display. */ | |
3810 | FOR_EACH_FRAME (tail, frame) | |
3811 | XFRAME (frame)->mouse_moved = 0; | |
3812 | ||
3813 | last_mouse_scroll_bar = Qnil; | |
d67d1627 | 3814 | |
ee78dc32 GV |
3815 | GetCursorPos (&pt); |
3816 | ||
3817 | /* Now we have a position on the root; find the innermost window | |
3818 | containing the pointer. */ | |
3819 | { | |
fbd6baed | 3820 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
3821 | && FRAME_LIVE_P (last_mouse_frame)) |
3822 | { | |
08712a41 AI |
3823 | /* If mouse was grabbed on a frame, give coords for that frame |
3824 | even if the mouse is now outside it. */ | |
ee78dc32 GV |
3825 | f1 = last_mouse_frame; |
3826 | } | |
3827 | else | |
3828 | { | |
08712a41 | 3829 | /* Is window under mouse one of our frames? */ |
9f5a911b | 3830 | f1 = x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), |
9127e20e | 3831 | WindowFromPoint (pt)); |
ee78dc32 GV |
3832 | } |
3833 | ||
3834 | /* If not, is it one of our scroll bars? */ | |
3835 | if (! f1) | |
3836 | { | |
9127e20e JR |
3837 | struct scroll_bar *bar |
3838 | = x_window_to_scroll_bar (WindowFromPoint (pt)); | |
ee78dc32 GV |
3839 | |
3840 | if (bar) | |
3841 | { | |
3842 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3843 | } | |
3844 | } | |
3845 | ||
95fa970d | 3846 | if (f1 == 0 && insist > 0) |
791f420f | 3847 | f1 = SELECTED_FRAME (); |
ee78dc32 GV |
3848 | |
3849 | if (f1) | |
3850 | { | |
791f420f JR |
3851 | /* Ok, we found a frame. Store all the values. |
3852 | last_mouse_glyph is a rectangle used to reduce the | |
3853 | generation of mouse events. To not miss any motion | |
3854 | events, we must divide the frame into rectangles of the | |
3855 | size of the smallest character that could be displayed | |
3856 | on it, i.e. into the same rectangles that matrices on | |
3857 | the frame are divided into. */ | |
3858 | ||
791f420f | 3859 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
1bb92eca | 3860 | remember_mouse_glyph (f1, pt.x, pt.y, &last_mouse_glyph); |
d3499758 | 3861 | last_mouse_glyph_frame = f1; |
ee78dc32 GV |
3862 | |
3863 | *bar_window = Qnil; | |
3864 | *part = 0; | |
3865 | *fp = f1; | |
3866 | XSETINT (*x, pt.x); | |
3867 | XSETINT (*y, pt.y); | |
3868 | *time = last_mouse_movement_time; | |
3869 | } | |
3870 | } | |
3871 | } | |
3872 | ||
3873 | UNBLOCK_INPUT; | |
3874 | } | |
791f420f | 3875 | |
ee78dc32 | 3876 | \f |
89271099 KS |
3877 | /*********************************************************************** |
3878 | Tool-bars | |
3879 | ***********************************************************************/ | |
3880 | ||
3881 | /* Handle mouse button event on the tool-bar of frame F, at | |
3882 | frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress | |
3883 | or ButtonRelase. */ | |
3884 | ||
3885 | static void | |
3886 | w32_handle_tool_bar_click (f, button_event) | |
3887 | struct frame *f; | |
3888 | struct input_event *button_event; | |
3889 | { | |
3890 | int x = XFASTINT (button_event->x); | |
3891 | int y = XFASTINT (button_event->y); | |
3892 | ||
3893 | if (button_event->modifiers & down_modifier) | |
3894 | handle_tool_bar_click (f, x, y, 1, 0); | |
3895 | else | |
3896 | handle_tool_bar_click (f, x, y, 0, | |
3897 | button_event->modifiers & ~up_modifier); | |
3898 | } | |
3899 | ||
3900 | ||
3901 | \f | |
3902 | /*********************************************************************** | |
3903 | Scroll bars | |
3904 | ***********************************************************************/ | |
3905 | ||
ee78dc32 GV |
3906 | /* Scroll bar support. */ |
3907 | ||
ec48c3a7 | 3908 | /* Given a window ID, find the struct scroll_bar which manages it. |
ee78dc32 GV |
3909 | This can be called in GC, so we have to make sure to strip off mark |
3910 | bits. */ | |
9ef2e2cf JR |
3911 | |
3912 | static struct scroll_bar * | |
ee78dc32 GV |
3913 | x_window_to_scroll_bar (window_id) |
3914 | Window window_id; | |
3915 | { | |
791f420f | 3916 | Lisp_Object tail; |
ee78dc32 | 3917 | |
8e50cc2d | 3918 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
ee78dc32 GV |
3919 | { |
3920 | Lisp_Object frame, bar, condemned; | |
3921 | ||
8e713be6 | 3922 | frame = XCAR (tail); |
ee78dc32 | 3923 | /* All elements of Vframe_list should be frames. */ |
8e50cc2d | 3924 | if (! FRAMEP (frame)) |
ee78dc32 GV |
3925 | abort (); |
3926 | ||
3927 | /* Scan this frame's scroll bar list for a scroll bar with the | |
3928 | right window ID. */ | |
3929 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
3930 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
3931 | /* This trick allows us to search both the ordinary and | |
3932 | condemned scroll bar lists with one loop. */ | |
8e50cc2d | 3933 | ! NILP (bar) || (bar = condemned, |
ee78dc32 | 3934 | condemned = Qnil, |
8e50cc2d | 3935 | ! NILP (bar)); |
ee78dc32 | 3936 | bar = XSCROLL_BAR (bar)->next) |
fbd6baed | 3937 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
3938 | return XSCROLL_BAR (bar); |
3939 | } | |
3940 | ||
3941 | return 0; | |
3942 | } | |
3943 | ||
791f420f JR |
3944 | |
3945 | \f | |
3946 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3947 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
3948 | ||
3949 | static void | |
3950 | w32_set_scroll_bar_thumb (bar, portion, position, whole) | |
3951 | struct scroll_bar *bar; | |
3952 | int portion, position, whole; | |
3953 | { | |
3954 | Window w = SCROLL_BAR_W32_WINDOW (bar); | |
feade168 KS |
3955 | /* We use the whole scroll-bar height in the calculations below, to |
3956 | avoid strange effects like scrolling backwards when just clicking | |
3957 | on the handle (without moving it). */ | |
3958 | double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) | |
3959 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
791f420f JR |
3960 | int sb_page, sb_pos; |
3961 | BOOL draggingp = !NILP (bar->dragging) ? TRUE : FALSE; | |
818a1a5d | 3962 | SCROLLINFO si; |
791f420f | 3963 | |
feade168 KS |
3964 | /* We used to change the nPage setting while dragging the handle, |
3965 | but that had very strange effects (such as scrolling backwards | |
3966 | while dragging downwards). | |
3967 | ||
3968 | Now, we don't change the nPage setting while dragging unless we | |
3969 | get near to the end of the buffer, in which case we often have to | |
3970 | resize the handle to "go all the way". */ | |
3971 | ||
3972 | if (draggingp) | |
791f420f | 3973 | { |
feade168 KS |
3974 | int near_bottom_p; |
3975 | BLOCK_INPUT; | |
3976 | si.cbSize = sizeof (si); | |
3977 | si.fMask = SIF_POS | SIF_PAGE; | |
3978 | GetScrollInfo(w, SB_CTL, &si); | |
3979 | near_bottom_p = si.nPos + si.nPage >= range; | |
3980 | UNBLOCK_INPUT; | |
3981 | if (!near_bottom_p) | |
3982 | return; | |
3983 | } | |
f65aa365 | 3984 | |
791f420f JR |
3985 | if (whole) |
3986 | { | |
3987 | /* Position scroll bar at rock bottom if the bottom of the | |
3988 | buffer is visible. This avoids shinking the thumb away | |
3989 | to nothing if it is held at the bottom of the buffer. */ | |
feade168 KS |
3990 | if (position + portion >= whole && !draggingp) |
3991 | { | |
3992 | sb_page = range * (whole - position) / whole; | |
3993 | sb_pos = range; | |
3994 | } | |
3995 | else | |
3996 | { | |
3997 | sb_pos = position * range / whole; | |
3998 | sb_page = (min (portion, (whole - position)) * range) / whole; | |
3999 | } | |
791f420f JR |
4000 | } |
4001 | else | |
4002 | { | |
4003 | sb_page = range; | |
4004 | sb_pos = 0; | |
4005 | } | |
4006 | ||
feade168 KS |
4007 | sb_page = max (sb_page, VERTICAL_SCROLL_BAR_MIN_HANDLE); |
4008 | ||
791f420f JR |
4009 | BLOCK_INPUT; |
4010 | ||
818a1a5d | 4011 | si.cbSize = sizeof (si); |
feade168 | 4012 | si.fMask = SIF_PAGE | SIF_POS; |
818a1a5d JR |
4013 | si.nPage = sb_page; |
4014 | si.nPos = sb_pos; | |
4015 | ||
feade168 | 4016 | SetScrollInfo (w, SB_CTL, &si, TRUE); |
791f420f JR |
4017 | |
4018 | UNBLOCK_INPUT; | |
4019 | } | |
4020 | ||
4021 | \f | |
4022 | /************************************************************************ | |
4023 | Scroll bars, general | |
4024 | ************************************************************************/ | |
d67d1627 | 4025 | |
decb374a | 4026 | static HWND |
ee78dc32 GV |
4027 | my_create_scrollbar (f, bar) |
4028 | struct frame * f; | |
4029 | struct scroll_bar * bar; | |
4030 | { | |
689004fa | 4031 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
d67d1627 | 4032 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, |
689004fa | 4033 | (LPARAM) bar); |
ee78dc32 GV |
4034 | } |
4035 | ||
ab76d376 | 4036 | /*#define ATTACH_THREADS*/ |
52cf03a1 | 4037 | |
14d050df | 4038 | static BOOL |
689004fa | 4039 | my_show_window (FRAME_PTR f, HWND hwnd, int how) |
52cf03a1 GV |
4040 | { |
4041 | #ifndef ATTACH_THREADS | |
689004fa GV |
4042 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
4043 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 4044 | #else |
689004fa | 4045 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
4046 | #endif |
4047 | } | |
4048 | ||
14d050df | 4049 | static void |
52cf03a1 | 4050 | my_set_window_pos (HWND hwnd, HWND hwndAfter, |
689004fa | 4051 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
4052 | { |
4053 | #ifndef ATTACH_THREADS | |
689004fa GV |
4054 | WINDOWPOS pos; |
4055 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
4056 | pos.x = x; |
4057 | pos.y = y; | |
4058 | pos.cx = cx; | |
4059 | pos.cy = cy; | |
4060 | pos.flags = flags; | |
4061 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
4062 | #else | |
4063 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
4064 | #endif | |
4065 | } | |
4066 | ||
14d050df | 4067 | static void |
689004fa GV |
4068 | my_set_focus (f, hwnd) |
4069 | struct frame * f; | |
4070 | HWND hwnd; | |
4071 | { | |
d67d1627 | 4072 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, |
689004fa GV |
4073 | (WPARAM) hwnd, 0); |
4074 | } | |
4075 | ||
14d050df | 4076 | static void |
ef0e360f GV |
4077 | my_set_foreground_window (hwnd) |
4078 | HWND hwnd; | |
4079 | { | |
4080 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
4081 | } | |
4082 | ||
14d050df JB |
4083 | |
4084 | static void | |
ee78dc32 GV |
4085 | my_destroy_window (f, hwnd) |
4086 | struct frame * f; | |
4087 | HWND hwnd; | |
4088 | { | |
d67d1627 | 4089 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
4090 | (WPARAM) hwnd, 0); |
4091 | } | |
4092 | ||
791f420f JR |
4093 | /* Create a scroll bar and return the scroll bar vector for it. W is |
4094 | the Emacs window on which to create the scroll bar. TOP, LEFT, | |
4095 | WIDTH and HEIGHT are.the pixel coordinates and dimensions of the | |
4096 | scroll bar. */ | |
4097 | ||
ee78dc32 | 4098 | static struct scroll_bar * |
791f420f JR |
4099 | x_scroll_bar_create (w, top, left, width, height) |
4100 | struct window *w; | |
ee78dc32 GV |
4101 | int top, left, width, height; |
4102 | { | |
791f420f JR |
4103 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
4104 | HWND hwnd; | |
818a1a5d | 4105 | SCROLLINFO si; |
ee78dc32 GV |
4106 | struct scroll_bar *bar |
4107 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
ee78dc32 GV |
4108 | |
4109 | BLOCK_INPUT; | |
4110 | ||
791f420f | 4111 | XSETWINDOW (bar->window, w); |
ee78dc32 GV |
4112 | XSETINT (bar->top, top); |
4113 | XSETINT (bar->left, left); | |
4114 | XSETINT (bar->width, width); | |
4115 | XSETINT (bar->height, height); | |
4116 | XSETINT (bar->start, 0); | |
4117 | XSETINT (bar->end, 0); | |
4118 | bar->dragging = Qnil; | |
06929222 | 4119 | bar->fringe_extended_p = Qnil; |
ee78dc32 GV |
4120 | |
4121 | /* Requires geometry to be set before call to create the real window */ | |
4122 | ||
4123 | hwnd = my_create_scrollbar (f, bar); | |
4124 | ||
818a1a5d JR |
4125 | si.cbSize = sizeof (si); |
4126 | si.fMask = SIF_ALL; | |
4127 | si.nMin = 0; | |
4128 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4129 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4130 | si.nPage = si.nMax; | |
4131 | si.nPos = 0; | |
689004fa | 4132 | |
818a1a5d | 4133 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); |
ee78dc32 | 4134 | |
fbd6baed | 4135 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
4136 | |
4137 | /* Add bar to its frame's list of scroll bars. */ | |
4138 | bar->next = FRAME_SCROLL_BARS (f); | |
4139 | bar->prev = Qnil; | |
4140 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4141 | if (! NILP (bar->next)) | |
4142 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
4143 | ||
4144 | UNBLOCK_INPUT; | |
4145 | ||
4146 | return bar; | |
4147 | } | |
4148 | ||
ee78dc32 | 4149 | |
791f420f JR |
4150 | /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to |
4151 | nil. */ | |
ee78dc32 | 4152 | |
ee78dc32 GV |
4153 | static void |
4154 | x_scroll_bar_remove (bar) | |
4155 | struct scroll_bar *bar; | |
4156 | { | |
4157 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
4158 | ||
4159 | BLOCK_INPUT; | |
4160 | ||
4161 | /* Destroy the window. */ | |
fbd6baed | 4162 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
4163 | |
4164 | /* Disassociate this scroll bar from its window. */ | |
4165 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
4166 | ||
4167 | UNBLOCK_INPUT; | |
4168 | } | |
4169 | ||
4170 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
4171 | that we are displaying PORTION characters out of a total of WHOLE | |
4172 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
4173 | create one. */ | |
4174 | static void | |
791f420f JR |
4175 | w32_set_vertical_scroll_bar (w, portion, whole, position) |
4176 | struct window *w; | |
ee78dc32 GV |
4177 | int portion, whole, position; |
4178 | { | |
791f420f | 4179 | struct frame *f = XFRAME (w->frame); |
ee78dc32 | 4180 | struct scroll_bar *bar; |
9ef2e2cf | 4181 | int top, height, left, sb_left, width, sb_width; |
62e50ec6 | 4182 | int window_y, window_height; |
06929222 | 4183 | int fringe_extended_p; |
791f420f JR |
4184 | |
4185 | /* Get window dimensions. */ | |
62e50ec6 | 4186 | window_box (w, -1, 0, &window_y, 0, &window_height); |
791f420f | 4187 | top = window_y; |
62e50ec6 | 4188 | width = WINDOW_CONFIG_SCROLL_BAR_COLS (w) * FRAME_COLUMN_WIDTH (f); |
791f420f JR |
4189 | height = window_height; |
4190 | ||
4191 | /* Compute the left edge of the scroll bar area. */ | |
62e50ec6 | 4192 | left = WINDOW_SCROLL_BAR_AREA_X (w); |
791f420f JR |
4193 | |
4194 | /* Compute the width of the scroll bar which might be less than | |
4195 | the width of the area reserved for the scroll bar. */ | |
62e50ec6 KS |
4196 | if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w) > 0) |
4197 | sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); | |
791f420f JR |
4198 | else |
4199 | sb_width = width; | |
ee78dc32 | 4200 | |
791f420f | 4201 | /* Compute the left edge of the scroll bar. */ |
62e50ec6 | 4202 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w)) |
06929222 | 4203 | sb_left = left + (WINDOW_RIGHTMOST_P (w) ? width - sb_width : 0); |
ee78dc32 | 4204 | else |
06929222 YM |
4205 | sb_left = left + (WINDOW_LEFTMOST_P (w) ? 0 : width - sb_width); |
4206 | ||
4207 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w)) | |
4208 | fringe_extended_p = (WINDOW_LEFTMOST_P (w) | |
4209 | && WINDOW_LEFT_FRINGE_WIDTH (w) | |
4210 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4211 | || WINDOW_LEFT_MARGIN_COLS (w) == 0)); | |
ee78dc32 | 4212 | else |
06929222 YM |
4213 | fringe_extended_p = (WINDOW_RIGHTMOST_P (w) |
4214 | && WINDOW_RIGHT_FRINGE_WIDTH (w) | |
4215 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4216 | || WINDOW_RIGHT_MARGIN_COLS (w) == 0)); | |
791f420f JR |
4217 | |
4218 | /* Does the scroll bar exist yet? */ | |
4219 | if (NILP (w->vertical_scroll_bar)) | |
ee78dc32 | 4220 | { |
00fe468b | 4221 | HDC hdc; |
791f420f | 4222 | BLOCK_INPUT; |
6ff3e5e3 | 4223 | if (width > 0 && height > 0) |
9f5a911b JR |
4224 | { |
4225 | hdc = get_frame_dc (f); | |
06929222 YM |
4226 | if (fringe_extended_p) |
4227 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4228 | else | |
4229 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4230 | release_frame_dc (f, hdc); |
4231 | } | |
791f420f | 4232 | UNBLOCK_INPUT; |
00fe468b | 4233 | |
791f420f | 4234 | bar = x_scroll_bar_create (w, top, sb_left, sb_width, height); |
ee78dc32 | 4235 | } |
791f420f JR |
4236 | else |
4237 | { | |
d67d1627 | 4238 | /* It may just need to be moved and resized. */ |
791f420f JR |
4239 | HWND hwnd; |
4240 | ||
4241 | bar = XSCROLL_BAR (w->vertical_scroll_bar); | |
4242 | hwnd = SCROLL_BAR_W32_WINDOW (bar); | |
4243 | ||
4244 | /* If already correctly positioned, do nothing. */ | |
4245 | if ( XINT (bar->left) == sb_left | |
4246 | && XINT (bar->top) == top | |
4247 | && XINT (bar->width) == sb_width | |
06929222 YM |
4248 | && XINT (bar->height) == height |
4249 | && !NILP (bar->fringe_extended_p) == fringe_extended_p ) | |
791f420f JR |
4250 | { |
4251 | /* Redraw after clear_frame. */ | |
4252 | if (!my_show_window (f, hwnd, SW_NORMAL)) | |
4253 | InvalidateRect (hwnd, NULL, FALSE); | |
4254 | } | |
4255 | else | |
4256 | { | |
00fe468b | 4257 | HDC hdc; |
818a1a5d JR |
4258 | SCROLLINFO si; |
4259 | ||
791f420f | 4260 | BLOCK_INPUT; |
9f5a911b JR |
4261 | if (width && height) |
4262 | { | |
4263 | hdc = get_frame_dc (f); | |
4264 | /* Since Windows scroll bars are smaller than the space reserved | |
4265 | for them on the frame, we have to clear "under" them. */ | |
06929222 YM |
4266 | if (fringe_extended_p) |
4267 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4268 | else | |
4269 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4270 | release_frame_dc (f, hdc); |
4271 | } | |
791f420f JR |
4272 | /* Make sure scroll bar is "visible" before moving, to ensure the |
4273 | area of the parent window now exposed will be refreshed. */ | |
4274 | my_show_window (f, hwnd, SW_HIDE); | |
9f5a911b JR |
4275 | MoveWindow (hwnd, sb_left + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
4276 | top, sb_width - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
4277 | max (height, 1), TRUE); | |
ee78dc32 | 4278 | |
818a1a5d JR |
4279 | si.cbSize = sizeof (si); |
4280 | si.fMask = SIF_RANGE; | |
4281 | si.nMin = 0; | |
4282 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4283 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4284 | ||
4285 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
ee78dc32 | 4286 | |
791f420f | 4287 | my_show_window (f, hwnd, SW_NORMAL); |
ab76d376 | 4288 | /* InvalidateRect (w, NULL, FALSE); */ |
791f420f JR |
4289 | |
4290 | /* Remember new settings. */ | |
4291 | XSETINT (bar->left, sb_left); | |
4292 | XSETINT (bar->top, top); | |
4293 | XSETINT (bar->width, sb_width); | |
4294 | XSETINT (bar->height, height); | |
4295 | ||
4296 | UNBLOCK_INPUT; | |
4297 | } | |
4298 | } | |
06929222 YM |
4299 | bar->fringe_extended_p = fringe_extended_p ? Qt : Qnil; |
4300 | ||
791f420f | 4301 | w32_set_scroll_bar_thumb (bar, portion, position, whole); |
ee78dc32 | 4302 | |
791f420f | 4303 | XSETVECTOR (w->vertical_scroll_bar, bar); |
ee78dc32 GV |
4304 | } |
4305 | ||
4306 | ||
4307 | /* The following three hooks are used when we're doing a thorough | |
4308 | redisplay of the frame. We don't explicitly know which scroll bars | |
4309 | are going to be deleted, because keeping track of when windows go | |
4310 | away is a real pain - "Can you say set-window-configuration, boys | |
4311 | and girls?" Instead, we just assert at the beginning of redisplay | |
4312 | that *all* scroll bars are to be removed, and then save a scroll bar | |
4313 | from the fiery pit when we actually redisplay its window. */ | |
4314 | ||
4315 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
4316 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
9ef2e2cf JR |
4317 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. */ |
4318 | ||
ee78dc32 | 4319 | static void |
fbd6baed | 4320 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
4321 | FRAME_PTR frame; |
4322 | { | |
ef0e360f GV |
4323 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
4324 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
4325 | { | |
4326 | Lisp_Object bar; | |
4327 | bar = FRAME_SCROLL_BARS (frame); | |
4328 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
4329 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
4330 | XSCROLL_BAR (bar)->prev = Qnil; | |
4331 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
4332 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
4333 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
4334 | } | |
ee78dc32 GV |
4335 | } |
4336 | ||
c2cc16fa | 4337 | |
9ef2e2cf | 4338 | /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle. |
ee78dc32 | 4339 | Note that WINDOW isn't necessarily condemned at all. */ |
c2cc16fa | 4340 | |
ee78dc32 | 4341 | static void |
fbd6baed | 4342 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
4343 | struct window *window; |
4344 | { | |
4345 | struct scroll_bar *bar; | |
c2cc16fa | 4346 | struct frame *f; |
ee78dc32 GV |
4347 | |
4348 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
4349 | if (NILP (window->vertical_scroll_bar)) | |
4350 | abort (); | |
4351 | ||
4352 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
4353 | ||
ef0e360f | 4354 | /* Unlink it from the condemned list. */ |
c2cc16fa JR |
4355 | f = XFRAME (WINDOW_FRAME (window)); |
4356 | if (NILP (bar->prev)) | |
4357 | { | |
4358 | /* If the prev pointer is nil, it must be the first in one of | |
4359 | the lists. */ | |
4360 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
4361 | /* It's not condemned. Everything's fine. */ | |
4362 | return; | |
4363 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
4364 | window->vertical_scroll_bar)) | |
4365 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
4366 | else | |
4367 | /* If its prev pointer is nil, it must be at the front of | |
4368 | one or the other! */ | |
4369 | abort (); | |
4370 | } | |
4371 | else | |
4372 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
ef0e360f | 4373 | |
c2cc16fa JR |
4374 | if (! NILP (bar->next)) |
4375 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
ef0e360f | 4376 | |
c2cc16fa JR |
4377 | bar->next = FRAME_SCROLL_BARS (f); |
4378 | bar->prev = Qnil; | |
4379 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4380 | if (! NILP (bar->next)) | |
4381 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
ee78dc32 GV |
4382 | } |
4383 | ||
4384 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
4385 | last call to `*condemn_scroll_bars_hook'. */ | |
9ef2e2cf | 4386 | |
ee78dc32 | 4387 | static void |
fbd6baed | 4388 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
4389 | FRAME_PTR f; |
4390 | { | |
4391 | Lisp_Object bar, next; | |
4392 | ||
4393 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
4394 | ||
4395 | /* Clear out the condemned list now so we won't try to process any | |
4396 | more events on the hapless scroll bars. */ | |
4397 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
4398 | ||
4399 | for (; ! NILP (bar); bar = next) | |
4400 | { | |
4401 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
4402 | ||
4403 | x_scroll_bar_remove (b); | |
4404 | ||
4405 | next = b->next; | |
4406 | b->next = b->prev = Qnil; | |
4407 | } | |
4408 | ||
4409 | /* Now there should be no references to the condemned scroll bars, | |
4410 | and they should get garbage-collected. */ | |
4411 | } | |
4412 | ||
4413 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3b8f9651 | 4414 | is set to something other than NO_EVENT, it is enqueued. |
ee78dc32 GV |
4415 | |
4416 | This may be called from a signal handler, so we have to ignore GC | |
4417 | mark bits. */ | |
2c28562d | 4418 | |
52cf03a1 | 4419 | static int |
c2cc16fa | 4420 | w32_scroll_bar_handle_click (bar, msg, emacs_event) |
ee78dc32 | 4421 | struct scroll_bar *bar; |
fbd6baed | 4422 | W32Msg *msg; |
ee78dc32 GV |
4423 | struct input_event *emacs_event; |
4424 | { | |
8e50cc2d | 4425 | if (! WINDOWP (bar->window)) |
ee78dc32 GV |
4426 | abort (); |
4427 | ||
4b219faa | 4428 | emacs_event->kind = SCROLL_BAR_CLICK_EVENT; |
ee78dc32 | 4429 | emacs_event->code = 0; |
52cf03a1 GV |
4430 | /* not really meaningful to distinguish up/down */ |
4431 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 | 4432 | emacs_event->frame_or_window = bar->window; |
7e889510 | 4433 | emacs_event->arg = Qnil; |
ee78dc32 GV |
4434 | emacs_event->timestamp = msg->msg.time; |
4435 | ||
4436 | { | |
791f420f | 4437 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
689004fa GV |
4438 | int y; |
4439 | int dragging = !NILP (bar->dragging); | |
818a1a5d | 4440 | SCROLLINFO si; |
689004fa | 4441 | |
818a1a5d JR |
4442 | si.cbSize = sizeof (si); |
4443 | si.fMask = SIF_POS; | |
689004fa | 4444 | |
818a1a5d JR |
4445 | GetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); |
4446 | y = si.nPos; | |
689004fa GV |
4447 | |
4448 | bar->dragging = Qnil; | |
ee78dc32 | 4449 | |
9ef2e2cf JR |
4450 | |
4451 | last_mouse_scroll_bar_pos = msg->msg.wParam; | |
d67d1627 | 4452 | |
ee78dc32 | 4453 | switch (LOWORD (msg->msg.wParam)) |
2c28562d | 4454 | { |
2c28562d | 4455 | case SB_LINEDOWN: |
52cf03a1 | 4456 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 4457 | break; |
2c28562d | 4458 | case SB_LINEUP: |
52cf03a1 | 4459 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 4460 | break; |
2c28562d | 4461 | case SB_PAGEUP: |
ee78dc32 GV |
4462 | emacs_event->part = scroll_bar_above_handle; |
4463 | break; | |
2c28562d | 4464 | case SB_PAGEDOWN: |
ee78dc32 GV |
4465 | emacs_event->part = scroll_bar_below_handle; |
4466 | break; | |
2c28562d | 4467 | case SB_TOP: |
ee78dc32 GV |
4468 | emacs_event->part = scroll_bar_handle; |
4469 | y = 0; | |
4470 | break; | |
2c28562d | 4471 | case SB_BOTTOM: |
ee78dc32 GV |
4472 | emacs_event->part = scroll_bar_handle; |
4473 | y = top_range; | |
4474 | break; | |
689004fa | 4475 | case SB_THUMBTRACK: |
2c28562d | 4476 | case SB_THUMBPOSITION: |
791f420f JR |
4477 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
4478 | y = HIWORD (msg->msg.wParam); | |
689004fa | 4479 | bar->dragging = Qt; |
ee78dc32 | 4480 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
4481 | |
4482 | /* "Silently" update current position. */ | |
818a1a5d JR |
4483 | { |
4484 | SCROLLINFO si; | |
689004fa | 4485 | |
818a1a5d JR |
4486 | si.cbSize = sizeof (si); |
4487 | si.fMask = SIF_POS; | |
4488 | si.nPos = y; | |
4489 | /* Remember apparent position (we actually lag behind the real | |
4490 | position, so don't set that directly. */ | |
4491 | last_scroll_bar_drag_pos = y; | |
689004fa | 4492 | |
818a1a5d JR |
4493 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); |
4494 | } | |
ee78dc32 | 4495 | break; |
2c28562d | 4496 | case SB_ENDSCROLL: |
689004fa GV |
4497 | /* If this is the end of a drag sequence, then reset the scroll |
4498 | handle size to normal and do a final redraw. Otherwise do | |
4499 | nothing. */ | |
4500 | if (dragging) | |
4501 | { | |
818a1a5d JR |
4502 | SCROLLINFO si; |
4503 | int start = XINT (bar->start); | |
4504 | int end = XINT (bar->end); | |
4505 | ||
4506 | si.cbSize = sizeof (si); | |
4507 | si.fMask = SIF_PAGE | SIF_POS; | |
4508 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4509 | si.nPos = last_scroll_bar_drag_pos; | |
4510 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
689004fa GV |
4511 | } |
4512 | /* fall through */ | |
2c28562d | 4513 | default: |
3b8f9651 | 4514 | emacs_event->kind = NO_EVENT; |
52cf03a1 | 4515 | return FALSE; |
2c28562d | 4516 | } |
52cf03a1 | 4517 | |
ee78dc32 GV |
4518 | XSETINT (emacs_event->x, y); |
4519 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
4520 | |
4521 | return TRUE; | |
ee78dc32 GV |
4522 | } |
4523 | } | |
4524 | ||
4525 | /* Return information to the user about the current position of the mouse | |
4526 | on the scroll bar. */ | |
9ef2e2cf | 4527 | |
ee78dc32 GV |
4528 | static void |
4529 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
4530 | FRAME_PTR *fp; | |
4531 | Lisp_Object *bar_window; | |
4532 | enum scroll_bar_part *part; | |
4533 | Lisp_Object *x, *y; | |
4534 | unsigned long *time; | |
4535 | { | |
4536 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 4537 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
4538 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
4539 | int pos; | |
791f420f | 4540 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
818a1a5d | 4541 | SCROLLINFO si; |
ee78dc32 GV |
4542 | |
4543 | BLOCK_INPUT; | |
4544 | ||
4545 | *fp = f; | |
4546 | *bar_window = bar->window; | |
4547 | ||
818a1a5d JR |
4548 | si.cbSize = sizeof (si); |
4549 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
689004fa | 4550 | |
818a1a5d JR |
4551 | GetScrollInfo (w, SB_CTL, &si); |
4552 | pos = si.nPos; | |
4553 | top_range = si.nMax - si.nPage + 1; | |
ee78dc32 GV |
4554 | |
4555 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
4556 | { | |
4557 | case SB_THUMBPOSITION: | |
4558 | case SB_THUMBTRACK: | |
4559 | *part = scroll_bar_handle; | |
791f420f | 4560 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
ee78dc32 GV |
4561 | pos = HIWORD (last_mouse_scroll_bar_pos); |
4562 | break; | |
4563 | case SB_LINEDOWN: | |
4564 | *part = scroll_bar_handle; | |
4565 | pos++; | |
4566 | break; | |
4567 | default: | |
4568 | *part = scroll_bar_handle; | |
4569 | break; | |
4570 | } | |
4571 | ||
9127e20e JR |
4572 | XSETINT (*x, pos); |
4573 | XSETINT (*y, top_range); | |
ee78dc32 GV |
4574 | |
4575 | f->mouse_moved = 0; | |
4576 | last_mouse_scroll_bar = Qnil; | |
4577 | ||
4578 | *time = last_mouse_movement_time; | |
4579 | ||
4580 | UNBLOCK_INPUT; | |
4581 | } | |
4582 | ||
9ef2e2cf | 4583 | |
ee78dc32 GV |
4584 | /* The screen has been cleared so we may have changed foreground or |
4585 | background colors, and the scroll bars may need to be redrawn. | |
4586 | Clear out the scroll bars, and ask for expose events, so we can | |
4587 | redraw them. */ | |
9ef2e2cf | 4588 | |
791f420f | 4589 | void |
ee78dc32 | 4590 | x_scroll_bar_clear (f) |
9ef2e2cf | 4591 | FRAME_PTR f; |
ee78dc32 | 4592 | { |
ee78dc32 GV |
4593 | Lisp_Object bar; |
4594 | ||
9ef2e2cf JR |
4595 | /* We can have scroll bars even if this is 0, |
4596 | if we just turned off scroll bar mode. | |
4597 | But in that case we should not clear them. */ | |
4598 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
4599 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
4600 | bar = XSCROLL_BAR (bar)->next) | |
4601 | { | |
4602 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); | |
4603 | HDC hdc = GetDC (window); | |
4604 | RECT rect; | |
52cf03a1 | 4605 | |
9ef2e2cf JR |
4606 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
4607 | arranges to refresh the scroll bar if hidden. */ | |
4608 | my_show_window (f, window, SW_HIDE); | |
689004fa | 4609 | |
9ef2e2cf JR |
4610 | GetClientRect (window, &rect); |
4611 | select_palette (f, hdc); | |
4612 | w32_clear_rect (f, hdc, &rect); | |
4613 | deselect_palette (f, hdc); | |
689004fa | 4614 | |
9ef2e2cf JR |
4615 | ReleaseDC (window, hdc); |
4616 | } | |
52cf03a1 GV |
4617 | } |
4618 | ||
ee78dc32 | 4619 | \f |
fbd6baed | 4620 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
4621 | |
4622 | /* Record the last 100 characters stored | |
4623 | to help debug the loss-of-chars-during-GC problem. */ | |
9ef2e2cf JR |
4624 | |
4625 | static int temp_index; | |
4626 | static short temp_buffer[100]; | |
ee78dc32 | 4627 | |
2e3566d8 JR |
4628 | /* Temporarily store lead byte of DBCS input sequences. */ |
4629 | static char dbcs_lead = 0; | |
afd153f0 | 4630 | |
fbd6baed | 4631 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
4632 | This routine is called by the SIGIO handler. |
4633 | We return as soon as there are no more events to be read. | |
4634 | ||
ee78dc32 GV |
4635 | We return the number of characters stored into the buffer, |
4636 | thus pretending to be `read'. | |
4637 | ||
d67d1627 | 4638 | EXPECTED is nonzero if the caller knows input is available. |
ee78dc32 GV |
4639 | |
4640 | Some of these messages are reposted back to the message queue since the | |
d67d1627 | 4641 | system calls the windows proc directly in a context where we cannot return |
decb374a | 4642 | the data nor can we guarantee the state we are in. So if we dispatch them |
ee78dc32 GV |
4643 | we will get into an infinite loop. To prevent this from ever happening we |
4644 | will set a variable to indicate we are in the read_socket call and indicate | |
d67d1627 | 4645 | which message we are processing since the windows proc gets called |
e9e23e23 | 4646 | recursively with different messages by the system. |
ee78dc32 GV |
4647 | */ |
4648 | ||
4649 | int | |
6b61353c | 4650 | w32_read_socket (sd, expected, hold_quit) |
ee78dc32 | 4651 | register int sd; |
ee78dc32 | 4652 | int expected; |
6b61353c | 4653 | struct input_event *hold_quit; |
ee78dc32 GV |
4654 | { |
4655 | int count = 0; | |
689004fa | 4656 | int check_visibility = 0; |
fbd6baed | 4657 | W32Msg msg; |
ee78dc32 | 4658 | struct frame *f; |
fbd6baed | 4659 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4660 | |
4661 | if (interrupt_input_blocked) | |
4662 | { | |
4663 | interrupt_input_pending = 1; | |
4664 | return -1; | |
4665 | } | |
4666 | ||
4667 | interrupt_input_pending = 0; | |
4668 | BLOCK_INPUT; | |
4669 | ||
4670 | /* So people can tell when we have read the available input. */ | |
4671 | input_signal_count++; | |
4672 | ||
07c07cfe | 4673 | /* TODO: ghostscript integration. */ |
52cf03a1 | 4674 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 | 4675 | { |
6b61353c KH |
4676 | struct input_event inev; |
4677 | int do_help = 0; | |
4678 | ||
4679 | EVENT_INIT (inev); | |
4680 | inev.kind = NO_EVENT; | |
4681 | inev.arg = Qnil; | |
4682 | ||
ee78dc32 GV |
4683 | switch (msg.msg.message) |
4684 | { | |
ee78dc32 | 4685 | case WM_PAINT: |
9f5a911b | 4686 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
ee78dc32 | 4687 | |
d67d1627 | 4688 | if (f) |
9f5a911b JR |
4689 | { |
4690 | if (msg.rect.right == msg.rect.left || | |
4691 | msg.rect.bottom == msg.rect.top) | |
4692 | { | |
4693 | /* We may get paint messages even though the client | |
4694 | area is clipped - these are not expose events. */ | |
4695 | DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f, | |
d5db4077 | 4696 | SDATA (f->name))); |
9f5a911b JR |
4697 | } |
4698 | else if (f->async_visible != 1) | |
4699 | { | |
4700 | /* Definitely not obscured, so mark as visible. */ | |
4701 | f->async_visible = 1; | |
4702 | f->async_iconified = 0; | |
4703 | SET_FRAME_GARBAGED (f); | |
4704 | DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f, | |
d5db4077 | 4705 | SDATA (f->name))); |
9f5a911b JR |
4706 | |
4707 | /* WM_PAINT serves as MapNotify as well, so report | |
4708 | visibility changes properly. */ | |
4709 | if (f->iconified) | |
4710 | { | |
6b61353c KH |
4711 | inev.kind = DEICONIFY_EVENT; |
4712 | XSETFRAME (inev.frame_or_window, f); | |
9f5a911b JR |
4713 | } |
4714 | else if (! NILP (Vframe_list) | |
4715 | && ! NILP (XCDR (Vframe_list))) | |
4716 | /* Force a redisplay sooner or later to update the | |
4717 | frame titles in case this is the second frame. */ | |
4718 | record_asynch_buffer_change (); | |
4719 | } | |
4720 | else | |
4721 | { | |
4722 | HDC hdc = get_frame_dc (f); | |
4723 | ||
4724 | /* Erase background again for safety. */ | |
4725 | w32_clear_rect (f, hdc, &msg.rect); | |
4726 | release_frame_dc (f, hdc); | |
4727 | expose_frame (f, | |
4728 | msg.rect.left, | |
4729 | msg.rect.top, | |
4730 | msg.rect.right - msg.rect.left, | |
4731 | msg.rect.bottom - msg.rect.top); | |
4732 | } | |
4733 | } | |
52cf03a1 | 4734 | break; |
689004fa | 4735 | |
f98169a0 GV |
4736 | case WM_INPUTLANGCHANGE: |
4737 | /* Generate a language change event. */ | |
4738 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4739 | ||
4740 | if (f) | |
4741 | { | |
6b61353c KH |
4742 | inev.kind = LANGUAGE_CHANGE_EVENT; |
4743 | XSETFRAME (inev.frame_or_window, f); | |
4744 | inev.code = msg.msg.wParam; | |
4745 | inev.modifiers = msg.msg.lParam & 0xffff; | |
f98169a0 GV |
4746 | } |
4747 | break; | |
4748 | ||
ee78dc32 GV |
4749 | case WM_KEYDOWN: |
4750 | case WM_SYSKEYDOWN: | |
4751 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4752 | |
ee78dc32 GV |
4753 | if (f && !f->iconified) |
4754 | { | |
442a3a96 KS |
4755 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4756 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4757 | { |
3d26a7c2 | 4758 | clear_mouse_face (dpyinfo); |
6b61353c | 4759 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4760 | } |
4761 | ||
ee78dc32 GV |
4762 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4763 | temp_index = 0; | |
4764 | temp_buffer[temp_index++] = msg.msg.wParam; | |
6b61353c KH |
4765 | inev.kind = NON_ASCII_KEYSTROKE_EVENT; |
4766 | inev.code = msg.msg.wParam; | |
4767 | inev.modifiers = msg.dwModifiers; | |
4768 | XSETFRAME (inev.frame_or_window, f); | |
4769 | inev.timestamp = msg.msg.time; | |
ee78dc32 GV |
4770 | } |
4771 | break; | |
689004fa | 4772 | |
a60b0333 | 4773 | case WM_UNICHAR: |
ee78dc32 GV |
4774 | case WM_SYSCHAR: |
4775 | case WM_CHAR: | |
4776 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4777 | |
ee78dc32 GV |
4778 | if (f && !f->iconified) |
4779 | { | |
442a3a96 KS |
4780 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4781 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4782 | { |
3d26a7c2 | 4783 | clear_mouse_face (dpyinfo); |
6b61353c | 4784 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4785 | } |
4786 | ||
f98169a0 GV |
4787 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4788 | temp_index = 0; | |
4789 | temp_buffer[temp_index++] = msg.msg.wParam; | |
480cb5d2 JR |
4790 | |
4791 | inev.modifiers = msg.dwModifiers; | |
4792 | XSETFRAME (inev.frame_or_window, f); | |
4793 | inev.timestamp = msg.msg.time; | |
4794 | ||
a60b0333 JR |
4795 | if (msg.msg.message == WM_UNICHAR) |
4796 | { | |
a60b0333 JR |
4797 | inev.code = msg.msg.wParam; |
4798 | } | |
480cb5d2 JR |
4799 | else if (msg.msg.wParam < 256) |
4800 | { | |
4801 | wchar_t code; | |
4802 | char dbcs[2]; | |
4803 | dbcs[0] = 0; | |
4804 | dbcs[1] = (char) msg.msg.wParam; | |
4805 | ||
4806 | if (dbcs_lead) | |
4807 | { | |
4808 | dbcs[0] = dbcs_lead; | |
4809 | dbcs_lead = 0; | |
4810 | if (!MultiByteToWideChar (CP_ACP, 0, dbcs, 2, &code, 1)) | |
4811 | { | |
4812 | /* Garbage */ | |
4813 | DebPrint (("Invalid DBCS sequence: %d %d\n", | |
4814 | dbcs[0], dbcs[1])); | |
4815 | inev.kind = NO_EVENT; | |
4816 | break; | |
4817 | } | |
4818 | } | |
4819 | else if (IsDBCSLeadByteEx (CP_ACP, (BYTE) msg.msg.wParam)) | |
4820 | { | |
4821 | dbcs_lead = (char) msg.msg.wParam; | |
4822 | inev.kind = NO_EVENT; | |
4823 | break; | |
4824 | } | |
4825 | else | |
4826 | { | |
4827 | if (!MultiByteToWideChar (CP_ACP, 0, &dbcs[1], 1, | |
4828 | &code, 1)) | |
4829 | { | |
4830 | /* What to do with garbage? */ | |
4831 | DebPrint (("Invalid character: %d\n", dbcs[1])); | |
4832 | inev.kind = NO_EVENT; | |
4833 | break; | |
4834 | } | |
4835 | } | |
4836 | inev.code = code; | |
4837 | } | |
a60b0333 JR |
4838 | else |
4839 | { | |
480cb5d2 JR |
4840 | /* Windows shouldn't generate WM_CHAR events above 0xFF |
4841 | in non-Unicode message handlers. */ | |
4842 | DebPrint (("Non-byte WM_CHAR: %d\n", msg.msg.wParam)); | |
4843 | inev.kind = NO_EVENT; | |
4844 | break; | |
a60b0333 | 4845 | } |
480cb5d2 JR |
4846 | inev.kind = inev.code < 128 ? ASCII_KEYSTROKE_EVENT |
4847 | : MULTIBYTE_CHAR_KEYSTROKE_EVENT; | |
ee78dc32 GV |
4848 | } |
4849 | break; | |
689004fa | 4850 | |
4b219faa JR |
4851 | case WM_APPCOMMAND: |
4852 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4853 | ||
4854 | if (f && !f->iconified) | |
4855 | { | |
4856 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) | |
4857 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
4858 | { | |
4859 | clear_mouse_face (dpyinfo); | |
4860 | dpyinfo->mouse_face_hidden = 1; | |
4861 | } | |
4862 | ||
4863 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
4864 | temp_index = 0; | |
4865 | temp_buffer[temp_index++] = msg.msg.wParam; | |
4866 | inev.kind = MULTIMEDIA_KEY_EVENT; | |
4867 | inev.code = GET_APPCOMMAND_LPARAM(msg.msg.lParam); | |
4868 | inev.modifiers = msg.dwModifiers; | |
4869 | XSETFRAME (inev.frame_or_window, f); | |
4870 | inev.timestamp = msg.msg.time; | |
4871 | } | |
4872 | break; | |
4873 | ||
ee78dc32 | 4874 | case WM_MOUSEMOVE: |
706ddb8f JR |
4875 | /* Ignore non-movement. */ |
4876 | { | |
4877 | int x = LOWORD (msg.msg.lParam); | |
4878 | int y = HIWORD (msg.msg.lParam); | |
4879 | if (x == last_mousemove_x && y == last_mousemove_y) | |
4880 | break; | |
4881 | last_mousemove_x = x; | |
4882 | last_mousemove_y = y; | |
4883 | } | |
4884 | ||
89271099 | 4885 | previous_help_echo_string = help_echo_string; |
fc5c7550 | 4886 | help_echo_string = Qnil; |
791f420f | 4887 | |
ee78dc32 GV |
4888 | if (dpyinfo->grabbed && last_mouse_frame |
4889 | && FRAME_LIVE_P (last_mouse_frame)) | |
4890 | f = last_mouse_frame; | |
4891 | else | |
4892 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4893 | |
3d26a7c2 KS |
4894 | if (dpyinfo->mouse_face_hidden) |
4895 | { | |
4896 | dpyinfo->mouse_face_hidden = 0; | |
4897 | clear_mouse_face (dpyinfo); | |
4898 | } | |
4899 | ||
ee78dc32 | 4900 | if (f) |
a18bb28d JR |
4901 | { |
4902 | /* Generate SELECT_WINDOW_EVENTs when needed. */ | |
92b23323 | 4903 | if (!NILP (Vmouse_autoselect_window)) |
a18bb28d JR |
4904 | { |
4905 | Lisp_Object window; | |
a18bb28d JR |
4906 | int x = LOWORD (msg.msg.lParam); |
4907 | int y = HIWORD (msg.msg.lParam); | |
4908 | ||
62e50ec6 | 4909 | window = window_from_coordinates (f, x, y, 0, 0, 0, 0); |
a18bb28d JR |
4910 | |
4911 | /* Window will be selected only when it is not | |
4912 | selected now and last mouse movement event was | |
4913 | not in it. Minibuffer window will be selected | |
e0f24100 | 4914 | only when it is active. */ |
a18bb28d JR |
4915 | if (WINDOWP(window) |
4916 | && !EQ (window, last_window) | |
74a9b36f MR |
4917 | && !EQ (window, selected_window) |
4918 | /* For click-to-focus window managers | |
4919 | create event iff we don't leave the | |
4920 | selected frame. */ | |
4921 | && (focus_follows_mouse | |
4922 | || (EQ (XWINDOW (window)->frame, | |
4923 | XWINDOW (selected_window)->frame)))) | |
a18bb28d | 4924 | { |
6b61353c KH |
4925 | inev.kind = SELECT_WINDOW_EVENT; |
4926 | inev.frame_or_window = window; | |
a18bb28d JR |
4927 | } |
4928 | ||
4929 | last_window=window; | |
4930 | } | |
fc5c7550 YM |
4931 | if (!note_mouse_movement (f, &msg.msg)) |
4932 | help_echo_string = previous_help_echo_string; | |
a18bb28d | 4933 | } |
ee78dc32 | 4934 | else |
791f420f JR |
4935 | { |
4936 | /* If we move outside the frame, then we're | |
4937 | certainly no longer on any text in the frame. */ | |
5b844253 | 4938 | clear_mouse_face (dpyinfo); |
791f420f JR |
4939 | } |
4940 | ||
89271099 | 4941 | /* If the contents of the global variable help_echo_string |
791f420f | 4942 | has changed, generate a HELP_EVENT. */ |
e597eb7d JR |
4943 | #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE. |
4944 | But it was originally changed to this to fix a bug, so I have | |
4945 | not removed it completely in case the bug is still there. */ | |
89271099 KS |
4946 | if (help_echo_string != previous_help_echo_string || |
4947 | (!NILP (help_echo_string) && !STRINGP (help_echo_string) && f->mouse_moved)) | |
e597eb7d JR |
4948 | #else /* This is what xterm.c does. */ |
4949 | if (!NILP (help_echo_string) | |
4950 | || !NILP (previous_help_echo_string)) | |
6b61353c | 4951 | do_help = 1; |
e597eb7d | 4952 | #endif |
791f420f | 4953 | break; |
689004fa | 4954 | |
ee78dc32 GV |
4955 | case WM_LBUTTONDOWN: |
4956 | case WM_LBUTTONUP: | |
4957 | case WM_MBUTTONDOWN: | |
4958 | case WM_MBUTTONUP: | |
4959 | case WM_RBUTTONDOWN: | |
4960 | case WM_RBUTTONUP: | |
53823ab9 JR |
4961 | case WM_XBUTTONDOWN: |
4962 | case WM_XBUTTONUP: | |
ee78dc32 | 4963 | { |
791f420f JR |
4964 | /* If we decide we want to generate an event to be seen |
4965 | by the rest of Emacs, we put it here. */ | |
791f420f | 4966 | int tool_bar_p = 0; |
ee78dc32 GV |
4967 | int button; |
4968 | int up; | |
791f420f | 4969 | |
ee78dc32 GV |
4970 | if (dpyinfo->grabbed && last_mouse_frame |
4971 | && FRAME_LIVE_P (last_mouse_frame)) | |
4972 | f = last_mouse_frame; | |
4973 | else | |
4974 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4975 | |
ee78dc32 GV |
4976 | if (f) |
4977 | { | |
6b61353c | 4978 | construct_mouse_click (&inev, &msg, f); |
d67d1627 | 4979 | |
791f420f JR |
4980 | /* Is this in the tool-bar? */ |
4981 | if (WINDOWP (f->tool_bar_window) | |
62e50ec6 | 4982 | && WINDOW_TOTAL_LINES (XWINDOW (f->tool_bar_window))) |
791f420f JR |
4983 | { |
4984 | Lisp_Object window; | |
6b61353c KH |
4985 | int x = XFASTINT (inev.x); |
4986 | int y = XFASTINT (inev.y); | |
791f420f | 4987 | |
62e50ec6 | 4988 | window = window_from_coordinates (f, x, y, 0, 0, 0, 1); |
b8b47c19 | 4989 | |
791f420f JR |
4990 | if (EQ (window, f->tool_bar_window)) |
4991 | { | |
6b61353c | 4992 | w32_handle_tool_bar_click (f, &inev); |
791f420f JR |
4993 | tool_bar_p = 1; |
4994 | } | |
4995 | } | |
4996 | ||
6b61353c KH |
4997 | if (tool_bar_p |
4998 | || (dpyinfo->w32_focus_frame | |
4999 | && f != dpyinfo->w32_focus_frame)) | |
5000 | inev.kind = NO_EVENT; | |
ee78dc32 | 5001 | } |
d67d1627 | 5002 | |
53823ab9 JR |
5003 | parse_button (msg.msg.message, HIWORD (msg.msg.wParam), |
5004 | &button, &up); | |
5005 | ||
ee78dc32 GV |
5006 | if (up) |
5007 | { | |
5008 | dpyinfo->grabbed &= ~ (1 << button); | |
5009 | } | |
5010 | else | |
5011 | { | |
5012 | dpyinfo->grabbed |= (1 << button); | |
5013 | last_mouse_frame = f; | |
791f420f JR |
5014 | /* Ignore any mouse motion that happened |
5015 | before this event; any subsequent mouse-movement | |
5016 | Emacs events should reflect only motion after | |
5017 | the ButtonPress. */ | |
5018 | if (f != 0) | |
5019 | f->mouse_moved = 0; | |
5020 | ||
5021 | if (!tool_bar_p) | |
5022 | last_tool_bar_item = -1; | |
ee78dc32 | 5023 | } |
689004fa | 5024 | break; |
ee78dc32 | 5025 | } |
d67d1627 | 5026 | |
1c64a4a2 | 5027 | case WM_MOUSEWHEEL: |
1526bc23 | 5028 | case WM_MOUSEHWHEEL: |
1c64a4a2 | 5029 | { |
1c64a4a2 JB |
5030 | if (dpyinfo->grabbed && last_mouse_frame |
5031 | && FRAME_LIVE_P (last_mouse_frame)) | |
5032 | f = last_mouse_frame; | |
5033 | else | |
5034 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5035 | ||
5036 | if (f) | |
5037 | { | |
1c64a4a2 | 5038 | |
6b61353c KH |
5039 | if (!dpyinfo->w32_focus_frame |
5040 | || f == dpyinfo->w32_focus_frame) | |
1c64a4a2 | 5041 | { |
637ad49d | 5042 | /* Emit an Emacs wheel-up/down event. */ |
6b61353c | 5043 | construct_mouse_wheel (&inev, &msg, f); |
1c64a4a2 | 5044 | } |
637ad49d JR |
5045 | /* Ignore any mouse motion that happened before this |
5046 | event; any subsequent mouse-movement Emacs events | |
5047 | should reflect only motion after the | |
db9cd97a | 5048 | ButtonPress. */ |
637ad49d | 5049 | f->mouse_moved = 0; |
1c64a4a2 | 5050 | } |
637ad49d JR |
5051 | last_mouse_frame = f; |
5052 | last_tool_bar_item = -1; | |
1c64a4a2 | 5053 | } |
ee78dc32 | 5054 | break; |
689004fa | 5055 | |
12857dfd RS |
5056 | case WM_DROPFILES: |
5057 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5058 | ||
5059 | if (f) | |
6b61353c | 5060 | construct_drag_n_drop (&inev, &msg, f); |
12857dfd RS |
5061 | break; |
5062 | ||
ee78dc32 GV |
5063 | case WM_VSCROLL: |
5064 | { | |
689004fa GV |
5065 | struct scroll_bar *bar = |
5066 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
d67d1627 | 5067 | |
6b61353c KH |
5068 | if (bar) |
5069 | w32_scroll_bar_handle_click (bar, &msg, &inev); | |
689004fa | 5070 | break; |
ee78dc32 | 5071 | } |
d67d1627 | 5072 | |
689004fa | 5073 | case WM_WINDOWPOSCHANGED: |
549808db JR |
5074 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5075 | if (f) | |
5076 | { | |
62e50ec6 KS |
5077 | if (f->want_fullscreen & FULLSCREEN_WAIT) |
5078 | f->want_fullscreen &= ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH); | |
549808db JR |
5079 | } |
5080 | check_visibility = 1; | |
5081 | break; | |
5082 | ||
689004fa GV |
5083 | case WM_ACTIVATE: |
5084 | case WM_ACTIVATEAPP: | |
549808db JR |
5085 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5086 | if (f) | |
5087 | x_check_fullscreen (f); | |
689004fa | 5088 | check_visibility = 1; |
ee78dc32 | 5089 | break; |
689004fa | 5090 | |
ee78dc32 GV |
5091 | case WM_MOVE: |
5092 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5093 | |
ee78dc32 GV |
5094 | if (f && !f->async_iconified) |
5095 | { | |
689004fa GV |
5096 | int x, y; |
5097 | ||
5098 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5099 | f->left_pos = x; |
5100 | f->top_pos = y; | |
ee78dc32 | 5101 | } |
689004fa GV |
5102 | |
5103 | check_visibility = 1; | |
5104 | break; | |
5105 | ||
5106 | case WM_SHOWWINDOW: | |
b71b8111 JR |
5107 | /* wParam non-zero means Window is about to be shown, 0 means |
5108 | about to be hidden. */ | |
5109 | /* Redo the mouse-highlight after the tooltip has gone. */ | |
5110 | if (!msg.msg.wParam && msg.msg.hwnd == tip_window) | |
5111 | { | |
5112 | tip_window = NULL; | |
5113 | redo_mouse_highlight (); | |
5114 | } | |
5115 | ||
689004fa GV |
5116 | /* If window has been obscured or exposed by another window |
5117 | being maximised or minimised/restored, then recheck | |
5118 | visibility of all frames. Direct changes to our own | |
5119 | windows get handled by WM_SIZE. */ | |
5120 | #if 0 | |
5121 | if (msg.msg.lParam != 0) | |
5122 | check_visibility = 1; | |
5123 | else | |
5124 | { | |
5125 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5126 | f->async_visible = msg.msg.wParam; | |
5127 | } | |
5128 | #endif | |
5129 | ||
5130 | check_visibility = 1; | |
ee78dc32 | 5131 | break; |
689004fa | 5132 | |
ee78dc32 GV |
5133 | case WM_SIZE: |
5134 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5135 | |
689004fa GV |
5136 | /* Inform lisp of whether frame has been iconified etc. */ |
5137 | if (f) | |
ee78dc32 | 5138 | { |
689004fa | 5139 | switch (msg.msg.wParam) |
ee78dc32 | 5140 | { |
689004fa GV |
5141 | case SIZE_MINIMIZED: |
5142 | f->async_visible = 0; | |
ee78dc32 | 5143 | f->async_iconified = 1; |
d67d1627 | 5144 | |
6b61353c KH |
5145 | inev.kind = ICONIFY_EVENT; |
5146 | XSETFRAME (inev.frame_or_window, f); | |
689004fa GV |
5147 | break; |
5148 | ||
5149 | case SIZE_MAXIMIZED: | |
5150 | case SIZE_RESTORED: | |
ee78dc32 GV |
5151 | f->async_visible = 1; |
5152 | f->async_iconified = 0; | |
d67d1627 | 5153 | |
d64b707c | 5154 | /* wait_reading_process_output will notice this and update |
ee78dc32 GV |
5155 | the frame's display structures. */ |
5156 | SET_FRAME_GARBAGED (f); | |
d67d1627 | 5157 | |
ee78dc32 GV |
5158 | if (f->iconified) |
5159 | { | |
31d4844a KH |
5160 | int x, y; |
5161 | ||
5162 | /* Reset top and left positions of the Window | |
5163 | here since Windows sends a WM_MOVE message | |
5164 | BEFORE telling us the Window is minimized | |
5165 | when the Window is iconified, with 3000,3000 | |
5166 | as the co-ords. */ | |
5167 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5168 | f->left_pos = x; |
5169 | f->top_pos = y; | |
31d4844a | 5170 | |
6b61353c KH |
5171 | inev.kind = DEICONIFY_EVENT; |
5172 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5173 | } |
9ef2e2cf JR |
5174 | else if (! NILP (Vframe_list) |
5175 | && ! NILP (XCDR (Vframe_list))) | |
ee78dc32 GV |
5176 | /* Force a redisplay sooner or later |
5177 | to update the frame titles | |
5178 | in case this is the second frame. */ | |
5179 | record_asynch_buffer_change (); | |
689004fa | 5180 | break; |
ee78dc32 | 5181 | } |
ee78dc32 | 5182 | } |
689004fa | 5183 | |
ef0e360f GV |
5184 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
5185 | { | |
5186 | RECT rect; | |
5187 | int rows; | |
5188 | int columns; | |
5189 | int width; | |
5190 | int height; | |
d67d1627 | 5191 | |
9127e20e | 5192 | GetClientRect (msg.msg.hwnd, &rect); |
d67d1627 | 5193 | |
ef0e360f GV |
5194 | height = rect.bottom - rect.top; |
5195 | width = rect.right - rect.left; | |
d67d1627 | 5196 | |
62e50ec6 KS |
5197 | rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, height); |
5198 | columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, width); | |
d67d1627 | 5199 | |
ef0e360f | 5200 | /* TODO: Clip size to the screen dimensions. */ |
d67d1627 | 5201 | |
ef0e360f GV |
5202 | /* Even if the number of character rows and columns has |
5203 | not changed, the font size may have changed, so we need | |
5204 | to check the pixel dimensions as well. */ | |
d67d1627 | 5205 | |
62e50ec6 KS |
5206 | if (columns != FRAME_COLS (f) |
5207 | || rows != FRAME_LINES (f) | |
5208 | || width != FRAME_PIXEL_WIDTH (f) | |
5209 | || height != FRAME_PIXEL_HEIGHT (f)) | |
ef0e360f | 5210 | { |
791f420f | 5211 | change_frame_size (f, rows, columns, 0, 1, 0); |
ef0e360f | 5212 | SET_FRAME_GARBAGED (f); |
31d4844a | 5213 | cancel_mouse_face (f); |
62e50ec6 KS |
5214 | FRAME_PIXEL_WIDTH (f) = width; |
5215 | FRAME_PIXEL_HEIGHT (f) = height; | |
5216 | f->win_gravity = NorthWestGravity; | |
ef0e360f GV |
5217 | } |
5218 | } | |
5219 | ||
689004fa GV |
5220 | check_visibility = 1; |
5221 | break; | |
5222 | ||
1576fbfa JR |
5223 | case WM_MOUSELEAVE: |
5224 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5225 | if (f) | |
5226 | { | |
5227 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5228 | { | |
5229 | /* If we move outside the frame, then we're | |
5230 | certainly no longer on any text in the frame. */ | |
5231 | clear_mouse_face (dpyinfo); | |
5232 | dpyinfo->mouse_face_mouse_frame = 0; | |
5233 | } | |
5234 | ||
5235 | /* Generate a nil HELP_EVENT to cancel a help-echo. | |
5236 | Do it only if there's something to cancel. | |
5237 | Otherwise, the startup message is cleared when | |
5238 | the mouse leaves the frame. */ | |
5239 | if (any_help_event_p) | |
6b61353c | 5240 | do_help = -1; |
1576fbfa JR |
5241 | } |
5242 | break; | |
d67d1627 | 5243 | |
689004fa | 5244 | case WM_SETFOCUS: |
55131bef | 5245 | w32_detect_focus_change (dpyinfo, &msg, &inev); |
791f420f | 5246 | |
791f420f JR |
5247 | dpyinfo->grabbed = 0; |
5248 | check_visibility = 1; | |
5249 | break; | |
5250 | ||
689004fa | 5251 | case WM_KILLFOCUS: |
791f420f | 5252 | f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd); |
08712a41 | 5253 | |
791f420f JR |
5254 | if (f) |
5255 | { | |
791f420f JR |
5256 | if (f == dpyinfo->w32_focus_event_frame) |
5257 | dpyinfo->w32_focus_event_frame = 0; | |
5258 | ||
5259 | if (f == dpyinfo->w32_focus_frame) | |
5260 | x_new_focus_frame (dpyinfo, 0); | |
5261 | ||
5262 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5263 | { | |
5264 | /* If we move outside the frame, then we're | |
5265 | certainly no longer on any text in the frame. */ | |
5266 | clear_mouse_face (dpyinfo); | |
5267 | dpyinfo->mouse_face_mouse_frame = 0; | |
5268 | } | |
9ef2e2cf | 5269 | |
791f420f JR |
5270 | /* Generate a nil HELP_EVENT to cancel a help-echo. |
5271 | Do it only if there's something to cancel. | |
5272 | Otherwise, the startup message is cleared when | |
5273 | the mouse leaves the frame. */ | |
5274 | if (any_help_event_p) | |
6b61353c | 5275 | do_help = -1; |
791f420f | 5276 | } |
689004fa | 5277 | |
08712a41 | 5278 | dpyinfo->grabbed = 0; |
689004fa | 5279 | check_visibility = 1; |
ee78dc32 | 5280 | break; |
689004fa | 5281 | |
ee78dc32 GV |
5282 | case WM_CLOSE: |
5283 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5284 | |
ee78dc32 GV |
5285 | if (f) |
5286 | { | |
6b61353c KH |
5287 | inev.kind = DELETE_WINDOW_EVENT; |
5288 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5289 | } |
689004fa GV |
5290 | break; |
5291 | ||
5292 | case WM_INITMENU: | |
5293 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5294 | |
689004fa GV |
5295 | if (f) |
5296 | { | |
6b61353c KH |
5297 | inev.kind = MENU_BAR_ACTIVATE_EVENT; |
5298 | XSETFRAME (inev.frame_or_window, f); | |
689004fa | 5299 | } |
ee78dc32 | 5300 | break; |
689004fa | 5301 | |
ee78dc32 GV |
5302 | case WM_COMMAND: |
5303 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 5304 | |
ee78dc32 GV |
5305 | if (f) |
5306 | { | |
f98169a0 GV |
5307 | extern void menubar_selection_callback |
5308 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 5309 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 5310 | } |
689004fa GV |
5311 | |
5312 | check_visibility = 1; | |
5313 | break; | |
5314 | ||
5315 | case WM_DISPLAYCHANGE: | |
5316 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5317 | ||
d67d1627 | 5318 | if (f) |
689004fa GV |
5319 | { |
5320 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
5321 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
5322 | dpyinfo->n_cbits = msg.msg.wParam; | |
5323 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
5324 | dpyinfo->height)); | |
5325 | } | |
d67d1627 | 5326 | |
689004fa | 5327 | check_visibility = 1; |
ee78dc32 | 5328 | break; |
e7efd97e GV |
5329 | |
5330 | default: | |
e471b241 | 5331 | /* Check for messages registered at runtime. */ |
e7efd97e GV |
5332 | if (msg.msg.message == msh_mousewheel) |
5333 | { | |
e471b241 | 5334 | /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */ |
66f30e44 | 5335 | msg.msg.message = WM_MOUSEWHEEL; |
e471b241 | 5336 | prepend_msg (&msg); |
e7efd97e GV |
5337 | } |
5338 | break; | |
ee78dc32 | 5339 | } |
6b61353c KH |
5340 | |
5341 | if (inev.kind != NO_EVENT) | |
5342 | { | |
5343 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
5344 | count++; | |
5345 | } | |
5346 | ||
5347 | if (do_help | |
5348 | && !(hold_quit && hold_quit->kind != NO_EVENT)) | |
5349 | { | |
5350 | Lisp_Object frame; | |
5351 | ||
5352 | if (f) | |
5353 | XSETFRAME (frame, f); | |
5354 | else | |
5355 | frame = Qnil; | |
5356 | ||
5357 | if (do_help > 0) | |
5358 | { | |
e597eb7d | 5359 | if (NILP (help_echo_string)) |
6b61353c KH |
5360 | { |
5361 | help_echo_object = help_echo_window = Qnil; | |
5362 | help_echo_pos = -1; | |
5363 | } | |
5364 | ||
5365 | any_help_event_p = 1; | |
5366 | gen_help_event (help_echo_string, frame, help_echo_window, | |
5367 | help_echo_object, help_echo_pos); | |
5368 | } | |
5369 | else | |
5370 | { | |
5371 | help_echo_string = Qnil; | |
5372 | gen_help_event (Qnil, frame, Qnil, Qnil, 0); | |
5373 | } | |
5374 | count++; | |
5375 | } | |
ee78dc32 GV |
5376 | } |
5377 | ||
5378 | /* If the focus was just given to an autoraising frame, | |
5379 | raise it now. */ | |
5380 | /* ??? This ought to be able to handle more than one such frame. */ | |
5381 | if (pending_autoraise_frame) | |
5382 | { | |
5383 | x_raise_frame (pending_autoraise_frame); | |
5384 | pending_autoraise_frame = 0; | |
5385 | } | |
5386 | ||
689004fa GV |
5387 | /* Check which frames are still visisble, if we have enqueued any user |
5388 | events or been notified of events that may affect visibility. We | |
5389 | do this here because there doesn't seem to be any direct | |
5390 | notification from Windows that the visibility of a window has | |
5391 | changed (at least, not in all cases). */ | |
5392 | if (count > 0 || check_visibility) | |
5393 | { | |
5394 | Lisp_Object tail, frame; | |
5395 | ||
5396 | FOR_EACH_FRAME (tail, frame) | |
1c64a4a2 JB |
5397 | { |
5398 | FRAME_PTR f = XFRAME (frame); | |
5399 | /* The tooltip has been drawn already. Avoid the | |
5400 | SET_FRAME_GARBAGED below. */ | |
5401 | if (EQ (frame, tip_frame)) | |
5402 | continue; | |
5403 | ||
5404 | /* Check "visible" frames and mark each as obscured or not. | |
5405 | Note that async_visible is nonzero for unobscured and | |
5406 | obscured frames, but zero for hidden and iconified frames. */ | |
5407 | if (FRAME_W32_P (f) && f->async_visible) | |
5408 | { | |
5409 | RECT clipbox; | |
5410 | HDC hdc; | |
5411 | ||
5412 | enter_crit (); | |
5413 | /* Query clipping rectangle for the entire window area | |
5414 | (GetWindowDC), not just the client portion (GetDC). | |
5415 | Otherwise, the scrollbars and menubar aren't counted as | |
5416 | part of the visible area of the frame, and we may think | |
5417 | the frame is obscured when really a scrollbar is still | |
5418 | visible and gets WM_PAINT messages above. */ | |
5419 | hdc = GetWindowDC (FRAME_W32_WINDOW (f)); | |
5420 | GetClipBox (hdc, &clipbox); | |
5421 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); | |
5422 | leave_crit (); | |
5423 | ||
5424 | if (clipbox.right == clipbox.left | |
5425 | || clipbox.bottom == clipbox.top) | |
5426 | { | |
5427 | /* Frame has become completely obscured so mark as | |
5428 | such (we do this by setting async_visible to 2 so | |
5429 | that FRAME_VISIBLE_P is still true, but redisplay | |
5430 | will skip it). */ | |
5431 | f->async_visible = 2; | |
689004fa | 5432 | |
1c64a4a2 JB |
5433 | if (!FRAME_OBSCURED_P (f)) |
5434 | { | |
5435 | DebPrint (("frame %p (%s) obscured\n", f, | |
5436 | SDATA (f->name))); | |
5437 | } | |
5438 | } | |
5439 | else | |
5440 | { | |
5441 | /* Frame is not obscured, so mark it as such. */ | |
5442 | f->async_visible = 1; | |
689004fa | 5443 | |
1c64a4a2 JB |
5444 | if (FRAME_OBSCURED_P (f)) |
5445 | { | |
5446 | SET_FRAME_GARBAGED (f); | |
5447 | DebPrint (("obscured frame %p (%s) found to be visible\n", f, | |
5448 | SDATA (f->name))); | |
689004fa | 5449 | |
1c64a4a2 JB |
5450 | /* Force a redisplay sooner or later. */ |
5451 | record_asynch_buffer_change (); | |
5452 | } | |
5453 | } | |
5454 | } | |
5455 | } | |
689004fa GV |
5456 | } |
5457 | ||
ee78dc32 GV |
5458 | UNBLOCK_INPUT; |
5459 | return count; | |
5460 | } | |
791f420f | 5461 | |
9ef2e2cf | 5462 | |
ee78dc32 | 5463 | \f |
791f420f JR |
5464 | /*********************************************************************** |
5465 | Text Cursor | |
5466 | ***********************************************************************/ | |
5467 | ||
791f420f JR |
5468 | /* Set clipping for output in glyph row ROW. W is the window in which |
5469 | we operate. GC is the graphics context to set clipping in. | |
ee78dc32 | 5470 | |
791f420f JR |
5471 | ROW may be a text row or, e.g., a mode line. Text rows must be |
5472 | clipped to the interior of the window dedicated to text display, | |
5473 | mode lines must be clipped to the whole window. */ | |
ee78dc32 GV |
5474 | |
5475 | static void | |
b5a2e277 | 5476 | w32_clip_to_row (w, row, area, hdc) |
791f420f JR |
5477 | struct window *w; |
5478 | struct glyph_row *row; | |
b5a2e277 | 5479 | int area; |
791f420f | 5480 | HDC hdc; |
ee78dc32 | 5481 | { |
791f420f JR |
5482 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
5483 | RECT clip_rect; | |
b5a2e277 | 5484 | int window_x, window_y, window_width; |
52cf03a1 | 5485 | |
b5a2e277 | 5486 | window_box (w, area, &window_x, &window_y, &window_width, 0); |
52cf03a1 | 5487 | |
b5a2e277 | 5488 | clip_rect.left = window_x; |
791f420f JR |
5489 | clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
5490 | clip_rect.top = max (clip_rect.top, window_y); | |
5491 | clip_rect.right = clip_rect.left + window_width; | |
5492 | clip_rect.bottom = clip_rect.top + row->visible_height; | |
5493 | ||
791f420f | 5494 | w32_set_clip_rectangle (hdc, &clip_rect); |
ee78dc32 GV |
5495 | } |
5496 | ||
791f420f JR |
5497 | |
5498 | /* Draw a hollow box cursor on window W in glyph row ROW. */ | |
ee78dc32 GV |
5499 | |
5500 | static void | |
791f420f JR |
5501 | x_draw_hollow_cursor (w, row) |
5502 | struct window *w; | |
5503 | struct glyph_row *row; | |
ee78dc32 | 5504 | { |
791f420f | 5505 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
988646fc | 5506 | HDC hdc; |
791f420f | 5507 | RECT rect; |
b756209d | 5508 | int left, top, h; |
791f420f JR |
5509 | struct glyph *cursor_glyph; |
5510 | HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); | |
5511 | ||
07c07cfe JR |
5512 | /* Get the glyph the cursor is on. If we can't tell because |
5513 | the current matrix is invalid or such, give up. */ | |
5514 | cursor_glyph = get_phys_cursor_glyph (w); | |
5515 | if (cursor_glyph == NULL) | |
5516 | return; | |
5517 | ||
4d91ce74 | 5518 | /* Compute frame-relative coordinates for phys cursor. */ |
b756209d EZ |
5519 | get_phys_cursor_geometry (w, row, cursor_glyph, &left, &top, &h); |
5520 | rect.left = left; | |
5521 | rect.top = top; | |
07c07cfe | 5522 | rect.bottom = rect.top + h; |
4d91ce74 | 5523 | rect.right = rect.left + w->phys_cursor_width; |
ee78dc32 | 5524 | |
988646fc | 5525 | hdc = get_frame_dc (f); |
a18bb28d | 5526 | /* Set clipping, draw the rectangle, and reset clipping again. */ |
b5a2e277 | 5527 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
791f420f JR |
5528 | FrameRect (hdc, &rect, hb); |
5529 | DeleteObject (hb); | |
a18bb28d | 5530 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 5531 | release_frame_dc (f, hdc); |
ee78dc32 GV |
5532 | } |
5533 | ||
791f420f JR |
5534 | |
5535 | /* Draw a bar cursor on window W in glyph row ROW. | |
5536 | ||
5537 | Implementation note: One would like to draw a bar cursor with an | |
5538 | angle equal to the one given by the font property XA_ITALIC_ANGLE. | |
5539 | Unfortunately, I didn't find a font yet that has this property set. | |
5540 | --gerd. */ | |
ee78dc32 GV |
5541 | |
5542 | static void | |
17456df1 | 5543 | x_draw_bar_cursor (w, row, width, kind) |
791f420f JR |
5544 | struct window *w; |
5545 | struct glyph_row *row; | |
9ef2e2cf | 5546 | int width; |
17456df1 | 5547 | enum text_cursor_kinds kind; |
ee78dc32 | 5548 | { |
c2cc16fa JR |
5549 | struct frame *f = XFRAME (w->frame); |
5550 | struct glyph *cursor_glyph; | |
5551 | int x; | |
5552 | HDC hdc; | |
791f420f | 5553 | |
c2cc16fa JR |
5554 | /* If cursor is out of bounds, don't draw garbage. This can happen |
5555 | in mini-buffer windows when switching between echo area glyphs | |
5556 | and mini-buffer. */ | |
5557 | cursor_glyph = get_phys_cursor_glyph (w); | |
5558 | if (cursor_glyph == NULL) | |
5559 | return; | |
9ef2e2cf | 5560 | |
c2cc16fa JR |
5561 | /* If on an image, draw like a normal cursor. That's usually better |
5562 | visible than drawing a bar, esp. if the image is large so that | |
5563 | the bar might not be in the window. */ | |
5564 | if (cursor_glyph->type == IMAGE_GLYPH) | |
5565 | { | |
5566 | struct glyph_row *row; | |
5567 | row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos); | |
89271099 | 5568 | draw_phys_cursor_glyph (w, row, DRAW_CURSOR); |
c2cc16fa JR |
5569 | } |
5570 | else | |
5571 | { | |
6ff3e5e3 JR |
5572 | COLORREF cursor_color = f->output_data.w32->cursor_pixel; |
5573 | struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id); | |
5574 | ||
6ff3e5e3 JR |
5575 | /* If the glyph's background equals the color we normally draw |
5576 | the bar cursor in, the bar cursor in its normal color is | |
5577 | invisible. Use the glyph's foreground color instead in this | |
5578 | case, on the assumption that the glyph's colors are chosen so | |
5579 | that the glyph is legible. */ | |
5580 | if (face->background == cursor_color) | |
5581 | cursor_color = face->foreground; | |
5582 | ||
c2cc16fa | 5583 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
a18bb28d JR |
5584 | |
5585 | if (width < 0) | |
5586 | width = FRAME_CURSOR_WIDTH (f); | |
5587 | width = min (cursor_glyph->pixel_width, width); | |
5588 | ||
5589 | w->phys_cursor_width = width; | |
5590 | ||
5591 | ||
c2cc16fa | 5592 | hdc = get_frame_dc (f); |
b5a2e277 | 5593 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
17456df1 JR |
5594 | |
5595 | if (kind == BAR_CURSOR) | |
5596 | { | |
5597 | w32_fill_area (f, hdc, cursor_color, x, | |
5598 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y), | |
5599 | width, row->height); | |
5600 | } | |
5601 | else | |
5602 | { | |
5603 | w32_fill_area (f, hdc, cursor_color, x, | |
5604 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y + | |
5605 | row->height - width), | |
5606 | cursor_glyph->pixel_width, width); | |
5607 | } | |
a18bb28d JR |
5608 | |
5609 | w32_set_clip_rectangle (hdc, NULL); | |
c2cc16fa | 5610 | release_frame_dc (f, hdc); |
791f420f | 5611 | } |
ee78dc32 GV |
5612 | } |
5613 | ||
791f420f | 5614 | |
89271099 | 5615 | /* RIF: Define cursor CURSOR on frame F. */ |
791f420f | 5616 | |
ee78dc32 | 5617 | static void |
89271099 KS |
5618 | w32_define_frame_cursor (f, cursor) |
5619 | struct frame *f; | |
5620 | Cursor cursor; | |
ee78dc32 | 5621 | { |
89271099 | 5622 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); |
791f420f | 5623 | } |
ee78dc32 | 5624 | |
ee78dc32 | 5625 | |
89271099 | 5626 | /* RIF: Clear area on frame F. */ |
ee78dc32 | 5627 | |
791f420f | 5628 | static void |
89271099 KS |
5629 | w32_clear_frame_area (f, x, y, width, height) |
5630 | struct frame *f; | |
5631 | int x, y, width, height; | |
791f420f | 5632 | { |
89271099 | 5633 | HDC hdc; |
791f420f | 5634 | |
89271099 KS |
5635 | hdc = get_frame_dc (f); |
5636 | w32_clear_area (f, hdc, x, y, width, height); | |
5637 | release_frame_dc (f, hdc); | |
791f420f | 5638 | } |
ee78dc32 | 5639 | |
89271099 | 5640 | /* RIF: Draw or clear cursor on window W. */ |
791f420f JR |
5641 | |
5642 | static void | |
e5a3b7d9 | 5643 | w32_draw_window_cursor (w, glyph_row, x, y, cursor_type, cursor_width, on_p, active_p) |
791f420f | 5644 | struct window *w; |
89271099 | 5645 | struct glyph_row *glyph_row; |
e5a3b7d9 KS |
5646 | int x, y; |
5647 | int cursor_type, cursor_width; | |
5648 | int on_p, active_p; | |
ee78dc32 | 5649 | { |
e5a3b7d9 | 5650 | if (on_p) |
791f420f | 5651 | { |
99558ce8 JR |
5652 | /* If the user wants to use the system caret, make sure our own |
5653 | cursor remains invisible. */ | |
5654 | if (w32_use_visible_system_caret) | |
5655 | { | |
6b61353c KH |
5656 | /* Call to erase_phys_cursor here seems to use the |
5657 | wrong values of w->phys_cursor, as they have been | |
5658 | overwritten before this function was called. */ | |
99558ce8 | 5659 | if (w->phys_cursor_type != NO_CURSOR) |
89271099 | 5660 | erase_phys_cursor (w); |
99558ce8 | 5661 | |
e5a3b7d9 | 5662 | cursor_type = w->phys_cursor_type = NO_CURSOR; |
e1429afe | 5663 | w->phys_cursor_width = -1; |
99558ce8 JR |
5664 | } |
5665 | else | |
e1429afe | 5666 | { |
e5a3b7d9 | 5667 | w->phys_cursor_type = cursor_type; |
e1429afe | 5668 | } |
99558ce8 | 5669 | |
791f420f JR |
5670 | w->phys_cursor_on_p = 1; |
5671 | ||
abb15ebd JR |
5672 | /* If this is the active cursor, we need to track it with the |
5673 | system caret, so third party software like screen magnifiers | |
5674 | and speech synthesizers can follow the cursor. */ | |
e5a3b7d9 | 5675 | if (active_p) |
abb15ebd | 5676 | { |
0648dde0 | 5677 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
99558ce8 | 5678 | HWND hwnd = FRAME_W32_WINDOW (f); |
abb15ebd | 5679 | |
99558ce8 JR |
5680 | w32_system_caret_x |
5681 | = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
5682 | w32_system_caret_y | |
5683 | = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
5684 | + glyph_row->ascent - w->phys_cursor_ascent); | |
5685 | ||
5686 | /* If the size of the active cursor changed, destroy the old | |
5687 | system caret. */ | |
5688 | if (w32_system_caret_hwnd | |
5689 | && (w32_system_caret_height != w->phys_cursor_height)) | |
5690 | PostMessage (hwnd, WM_EMACS_DESTROY_CARET, 0, 0); | |
5691 | ||
5692 | w32_system_caret_height = w->phys_cursor_height; | |
5693 | ||
5694 | /* Move the system caret. */ | |
5695 | PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0); | |
abb15ebd JR |
5696 | } |
5697 | ||
6b61353c KH |
5698 | if (glyph_row->exact_window_width_line_p |
5699 | && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA]) | |
5700 | { | |
5701 | glyph_row->cursor_in_fringe_p = 1; | |
5702 | draw_fringe_bitmap (w, glyph_row, 0); | |
5703 | return; | |
5704 | } | |
5705 | ||
e5a3b7d9 | 5706 | switch (cursor_type) |
ee78dc32 | 5707 | { |
791f420f JR |
5708 | case HOLLOW_BOX_CURSOR: |
5709 | x_draw_hollow_cursor (w, glyph_row); | |
5710 | break; | |
5711 | ||
5712 | case FILLED_BOX_CURSOR: | |
89271099 | 5713 | draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR); |
791f420f JR |
5714 | break; |
5715 | ||
5716 | case BAR_CURSOR: | |
e5a3b7d9 | 5717 | x_draw_bar_cursor (w, glyph_row, cursor_width, BAR_CURSOR); |
17456df1 JR |
5718 | break; |
5719 | ||
5720 | case HBAR_CURSOR: | |
e5a3b7d9 | 5721 | x_draw_bar_cursor (w, glyph_row, cursor_width, HBAR_CURSOR); |
791f420f | 5722 | break; |
ee78dc32 | 5723 | |
791f420f | 5724 | case NO_CURSOR: |
a18bb28d | 5725 | w->phys_cursor_width = 0; |
791f420f JR |
5726 | break; |
5727 | ||
5728 | default: | |
5729 | abort (); | |
5730 | } | |
ee78dc32 GV |
5731 | } |
5732 | } | |
5733 | ||
689004fa | 5734 | |
ee78dc32 | 5735 | \f |
7f5d1df8 GV |
5736 | /* Icons. */ |
5737 | ||
5738 | int | |
5739 | x_bitmap_icon (f, icon) | |
5740 | struct frame *f; | |
5741 | Lisp_Object icon; | |
5742 | { | |
945a75f8 JR |
5743 | HANDLE main_icon; |
5744 | HANDLE small_icon = NULL; | |
7f5d1df8 GV |
5745 | |
5746 | if (FRAME_W32_WINDOW (f) == 0) | |
5747 | return 1; | |
5748 | ||
5749 | if (NILP (icon)) | |
945a75f8 | 5750 | main_icon = LoadIcon (hinst, EMACS_CLASS); |
7f5d1df8 | 5751 | else if (STRINGP (icon)) |
945a75f8 JR |
5752 | { |
5753 | /* Load the main icon from the named file. */ | |
5754 | main_icon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0, | |
5755 | LR_DEFAULTSIZE | LR_LOADFROMFILE); | |
5756 | /* Try to load a small icon to go with it. */ | |
5757 | small_icon = LoadImage (NULL, (LPCSTR) SDATA (icon), IMAGE_ICON, | |
5758 | GetSystemMetrics (SM_CXSMICON), | |
5759 | GetSystemMetrics (SM_CYSMICON), | |
5760 | LR_LOADFROMFILE); | |
5761 | } | |
7f5d1df8 GV |
5762 | else if (SYMBOLP (icon)) |
5763 | { | |
5764 | LPCTSTR name; | |
5765 | ||
5766 | if (EQ (icon, intern ("application"))) | |
5767 | name = (LPCTSTR) IDI_APPLICATION; | |
5768 | else if (EQ (icon, intern ("hand"))) | |
5769 | name = (LPCTSTR) IDI_HAND; | |
5770 | else if (EQ (icon, intern ("question"))) | |
5771 | name = (LPCTSTR) IDI_QUESTION; | |
5772 | else if (EQ (icon, intern ("exclamation"))) | |
5773 | name = (LPCTSTR) IDI_EXCLAMATION; | |
5774 | else if (EQ (icon, intern ("asterisk"))) | |
5775 | name = (LPCTSTR) IDI_ASTERISK; | |
5776 | else if (EQ (icon, intern ("winlogo"))) | |
5777 | name = (LPCTSTR) IDI_WINLOGO; | |
5778 | else | |
5779 | return 1; | |
5780 | ||
945a75f8 | 5781 | main_icon = LoadIcon (NULL, name); |
7f5d1df8 GV |
5782 | } |
5783 | else | |
5784 | return 1; | |
5785 | ||
945a75f8 | 5786 | if (main_icon == NULL) |
7f5d1df8 GV |
5787 | return 1; |
5788 | ||
791f420f | 5789 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, |
945a75f8 JR |
5790 | (LPARAM) main_icon); |
5791 | ||
5792 | /* If there is a small icon that goes with it, set that too. */ | |
5793 | if (small_icon) | |
5794 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_SMALL, | |
5795 | (LPARAM) small_icon); | |
7f5d1df8 GV |
5796 | |
5797 | return 0; | |
5798 | } | |
5799 | ||
5800 | \f | |
c2cc16fa JR |
5801 | /************************************************************************ |
5802 | Handling X errors | |
5803 | ************************************************************************/ | |
5804 | ||
5805 | /* Display Error Handling functions not used on W32. Listing them here | |
5806 | helps diff stay in step when comparing w32term.c with xterm.c. | |
5807 | ||
5808 | x_error_catcher (display, error) | |
5809 | x_catch_errors (dpy) | |
5810 | x_catch_errors_unwind (old_val) | |
5811 | x_check_errors (dpy, format) | |
16ca6226 EZ |
5812 | x_fully_uncatch_errors () |
5813 | x_catching_errors () | |
c2cc16fa JR |
5814 | x_had_errors_p (dpy) |
5815 | x_clear_errors (dpy) | |
5816 | x_uncatch_errors (dpy, count) | |
5817 | x_trace_wire () | |
5818 | x_connection_signal (signalnum) | |
5819 | x_connection_closed (dpy, error_message) | |
5820 | x_error_quitter (display, error) | |
5821 | x_error_handler (display, error) | |
5822 | x_io_error_quitter (display) | |
5823 | ||
5824 | */ | |
5825 | ||
5826 | \f | |
ee78dc32 GV |
5827 | /* Changing the font of the frame. */ |
5828 | ||
5829 | /* Give frame F the font named FONTNAME as its default font, and | |
5830 | return the full name of that font. FONTNAME may be a wildcard | |
5831 | pattern; in that case, we choose some font that fits the pattern. | |
5832 | The return value shows which font we chose. */ | |
5833 | ||
5834 | Lisp_Object | |
5835 | x_new_font (f, fontname) | |
5836 | struct frame *f; | |
5837 | register char *fontname; | |
5838 | { | |
cabb23bc | 5839 | struct font_info *fontp |
43d69ceb | 5840 | = FS_LOAD_FONT (f, fontname); |
ee78dc32 | 5841 | |
cabb23bc | 5842 | if (!fontp) |
791f420f | 5843 | return Qnil; |
ee78dc32 | 5844 | |
66f30e44 JR |
5845 | if (FRAME_FONT (f) == (XFontStruct *) (fontp->font)) |
5846 | /* This font is already set in frame F. There's nothing more to | |
5847 | do. */ | |
5848 | return build_string (fontp->full_name); | |
5849 | ||
cabb23bc | 5850 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
791f420f | 5851 | FRAME_BASELINE_OFFSET (f) = fontp->baseline_offset; |
cabb23bc | 5852 | FRAME_FONTSET (f) = -1; |
ee78dc32 | 5853 | |
3aefd49f JR |
5854 | FRAME_COLUMN_WIDTH (f) = fontp->average_width; |
5855 | FRAME_SPACE_WIDTH (f) = fontp->space_width; | |
62e50ec6 KS |
5856 | FRAME_LINE_HEIGHT (f) = FONT_HEIGHT (FRAME_FONT (f)); |
5857 | ||
5858 | compute_fringe_widths (f, 1); | |
5859 | ||
ee78dc32 | 5860 | /* Compute the scroll bar width in character columns. */ |
62e50ec6 | 5861 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) |
ee78dc32 | 5862 | { |
62e50ec6 KS |
5863 | int wid = FRAME_COLUMN_WIDTH (f); |
5864 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5865 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid-1) / wid; | |
ee78dc32 GV |
5866 | } |
5867 | else | |
ec48c3a7 | 5868 | { |
62e50ec6 KS |
5869 | int wid = FRAME_COLUMN_WIDTH (f); |
5870 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
ec48c3a7 | 5871 | } |
ee78dc32 GV |
5872 | |
5873 | /* Now make the frame display the given font. */ | |
fbd6baed | 5874 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 5875 | { |
49be9f70 | 5876 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) |
62e50ec6 | 5877 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
ee78dc32 | 5878 | } |
ee78dc32 | 5879 | |
791f420f | 5880 | return build_string (fontp->full_name); |
ee78dc32 GV |
5881 | } |
5882 | \f | |
66f30e44 JR |
5883 | /* Give frame F the fontset named FONTSETNAME as its default fontset, |
5884 | and return the full name of that fontset. FONTSETNAME may be a | |
5885 | wildcard pattern; in that case, we choose some fontset that fits | |
5886 | the pattern. FONTSETNAME may be a font name for ASCII characters; | |
5887 | in that case, we create a fontset from that font name. | |
5888 | ||
5889 | The return value shows which fontset we chose. | |
5890 | If FONTSETNAME specifies the default fontset, return Qt. | |
5891 | If an ASCII font in the specified fontset can't be loaded, return | |
5892 | Qnil. */ | |
cabb23bc GV |
5893 | |
5894 | Lisp_Object | |
5895 | x_new_fontset (f, fontsetname) | |
5896 | struct frame *f; | |
66f30e44 | 5897 | Lisp_Object fontsetname; |
cabb23bc | 5898 | { |
66f30e44 | 5899 | int fontset = fs_query_fontset (fontsetname, 0); |
cabb23bc GV |
5900 | Lisp_Object result; |
5901 | ||
66f30e44 | 5902 | if (fontset > 0 && FRAME_FONTSET(f) == fontset) |
cabb23bc GV |
5903 | /* This fontset is already set in frame F. There's nothing more |
5904 | to do. */ | |
93ff4395 | 5905 | return fontset_name (fontset); |
66f30e44 JR |
5906 | else if (fontset == 0) |
5907 | /* The default fontset can't be the default font. */ | |
5908 | return Qt; | |
cabb23bc | 5909 | |
66f30e44 JR |
5910 | if (fontset > 0) |
5911 | result = x_new_font (f, (SDATA (fontset_ascii (fontset)))); | |
5912 | else | |
5913 | result = x_new_font (f, SDATA (fontsetname)); | |
cabb23bc GV |
5914 | |
5915 | if (!STRINGP (result)) | |
5916 | /* Can't load ASCII font. */ | |
5917 | return Qnil; | |
5918 | ||
66f30e44 JR |
5919 | if (fontset < 0) |
5920 | fontset = new_fontset_from_font_name (result); | |
5921 | ||
cabb23bc GV |
5922 | /* Since x_new_font doesn't update any fontset information, do it now. */ |
5923 | FRAME_FONTSET(f) = fontset; | |
cabb23bc | 5924 | |
66f30e44 | 5925 | return fontset_name (fontset); |
cabb23bc | 5926 | } |
791f420f | 5927 | |
027f6f90 JR |
5928 | #ifdef USE_FONT_BACKEND |
5929 | Lisp_Object | |
5930 | x_new_fontset2 (f, fontset, font_object) | |
5931 | struct frame *f; | |
5932 | int fontset; | |
5933 | Lisp_Object font_object; | |
5934 | { | |
5935 | struct font *font = XSAVE_VALUE (font_object)->pointer; | |
5936 | ||
5937 | if (FRAME_FONT_OBJECT (f) == font) | |
5938 | /* This font is already set in frame F. There's nothing more to | |
5939 | do. */ | |
5940 | return fontset_name (fontset); | |
5941 | ||
5942 | BLOCK_INPUT; | |
5943 | ||
5944 | FRAME_FONT_OBJECT (f) = font; | |
5945 | FRAME_FONT (f) = font->font.font; | |
5946 | FRAME_BASELINE_OFFSET (f) = font->font.baseline_offset; | |
5947 | FRAME_FONTSET (f) = fontset; | |
5948 | ||
5949 | FRAME_COLUMN_WIDTH (f) = font->font.average_width; | |
5950 | FRAME_SPACE_WIDTH (f) = font->font.space_width; | |
5951 | FRAME_LINE_HEIGHT (f) = font->font.height; | |
5952 | ||
5953 | compute_fringe_widths (f, 1); | |
5954 | ||
5955 | /* Compute the scroll bar width in character columns. */ | |
5956 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) | |
5957 | { | |
5958 | int wid = FRAME_COLUMN_WIDTH (f); | |
5959 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5960 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid; | |
5961 | } | |
5962 | else | |
5963 | { | |
5964 | int wid = FRAME_COLUMN_WIDTH (f); | |
5965 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
5966 | } | |
5967 | ||
5968 | /* Now make the frame display the given font. */ | |
5969 | if (FRAME_X_WINDOW (f) != 0) | |
5970 | { | |
5971 | /* Don't change the size of a tip frame; there's no point in | |
5972 | doing it because it's done in Fx_show_tip, and it leads to | |
5973 | problems because the tip frame has no widget. */ | |
5974 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) | |
5975 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); | |
5976 | } | |
5977 | ||
5978 | #ifdef HAVE_X_I18N | |
5979 | if (FRAME_XIC (f) | |
5980 | && (FRAME_XIC_STYLE (f) & (XIMPreeditPosition | XIMStatusArea))) | |
5981 | xic_set_xfontset (f, SDATA (fontset_ascii (fontset))); | |
5982 | #endif | |
5983 | ||
5984 | UNBLOCK_INPUT; | |
5985 | ||
5986 | return fontset_name (fontset); | |
5987 | } | |
5988 | #endif /* USE_FONT_BACKEND */ | |
5989 | ||
c2cc16fa JR |
5990 | \f |
5991 | /*********************************************************************** | |
5992 | TODO: W32 Input Methods | |
5993 | ***********************************************************************/ | |
5994 | /* Listing missing functions from xterm.c helps diff stay in step. | |
791f420f | 5995 | |
c2cc16fa JR |
5996 | xim_destroy_callback (xim, client_data, call_data) |
5997 | xim_open_dpy (dpyinfo, resource_name) | |
5998 | struct xim_inst_t | |
5999 | xim_instantiate_callback (display, client_data, call_data) | |
6000 | xim_initialize (dpyinfo, resource_name) | |
6001 | xim_close_dpy (dpyinfo) | |
791f420f | 6002 | |
c2cc16fa | 6003 | */ |
791f420f | 6004 | |
cabb23bc | 6005 | \f |
689004fa GV |
6006 | /* Calculate the absolute position in frame F |
6007 | from its current recorded position values and gravity. */ | |
6008 | ||
9ef2e2cf | 6009 | void |
ee78dc32 GV |
6010 | x_calc_absolute_position (f) |
6011 | struct frame *f; | |
6012 | { | |
62e50ec6 | 6013 | int flags = f->size_hint_flags; |
ee78dc32 | 6014 | |
83676aa2 KS |
6015 | /* The sum of the widths of the frame's left and right borders, and |
6016 | the sum of the heights of the frame's top and bottom borders (in | |
6017 | pixels) drawn by Windows. */ | |
6018 | unsigned int left_right_borders_width, top_bottom_borders_height; | |
6019 | ||
6020 | /* Try to get the actual values of these two variables. We compute | |
6021 | the border width (height) by subtracting the width (height) of | |
6022 | the frame's client area from the width (height) of the frame's | |
6023 | entire window. */ | |
6024 | WINDOWPLACEMENT wp = { 0 }; | |
6025 | RECT client_rect = { 0 }; | |
6026 | ||
6027 | if (GetWindowPlacement (FRAME_W32_WINDOW (f), &wp) | |
6028 | && GetClientRect (FRAME_W32_WINDOW (f), &client_rect)) | |
6029 | { | |
6030 | left_right_borders_width = | |
6031 | (wp.rcNormalPosition.right - wp.rcNormalPosition.left) - | |
6032 | (client_rect.right - client_rect.left); | |
6033 | ||
6034 | top_bottom_borders_height = | |
6035 | (wp.rcNormalPosition.bottom - wp.rcNormalPosition.top) - | |
6036 | (client_rect.bottom - client_rect.top); | |
6037 | } | |
6038 | else | |
6039 | { | |
6040 | /* Use sensible default values. */ | |
6041 | left_right_borders_width = 8; | |
6042 | top_bottom_borders_height = 32; | |
6043 | } | |
6044 | ||
6045 | /* Treat negative positions as relative to the rightmost bottommost | |
ee78dc32 GV |
6046 | position that fits on the screen. */ |
6047 | if (flags & XNegative) | |
62e50ec6 | 6048 | f->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
62e50ec6 | 6049 | - FRAME_PIXEL_WIDTH (f) |
83676aa2 KS |
6050 | + f->left_pos |
6051 | - (left_right_borders_width - 1)); | |
158cba56 | 6052 | |
ee78dc32 | 6053 | if (flags & YNegative) |
62e50ec6 | 6054 | f->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
62e50ec6 | 6055 | - FRAME_PIXEL_HEIGHT (f) |
83676aa2 KS |
6056 | + f->top_pos |
6057 | - (top_bottom_borders_height - 1)); | |
6058 | ||
6059 | /* The left_pos and top_pos are now relative to the top and left | |
6060 | screen edges, so the flags should correspond. */ | |
62e50ec6 | 6061 | f->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
6062 | } |
6063 | ||
6064 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
6065 | to really change the position, and 0 when calling from | |
6066 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
6067 | position values). It is -1 when calling from x_set_frame_parameters, | |
6068 | which means, do adjust for borders but don't change the gravity. */ | |
6069 | ||
9ef2e2cf | 6070 | void |
ee78dc32 GV |
6071 | x_set_offset (f, xoff, yoff, change_gravity) |
6072 | struct frame *f; | |
6073 | register int xoff, yoff; | |
6074 | int change_gravity; | |
6075 | { | |
6076 | int modified_top, modified_left; | |
6077 | ||
6078 | if (change_gravity > 0) | |
6079 | { | |
62e50ec6 KS |
6080 | f->top_pos = yoff; |
6081 | f->left_pos = xoff; | |
6082 | f->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 6083 | if (xoff < 0) |
62e50ec6 | 6084 | f->size_hint_flags |= XNegative; |
ee78dc32 | 6085 | if (yoff < 0) |
62e50ec6 KS |
6086 | f->size_hint_flags |= YNegative; |
6087 | f->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
6088 | } |
6089 | x_calc_absolute_position (f); | |
6090 | ||
6091 | BLOCK_INPUT; | |
6092 | x_wm_set_size_hint (f, (long) 0, 0); | |
6093 | ||
62e50ec6 KS |
6094 | modified_left = f->left_pos; |
6095 | modified_top = f->top_pos; | |
ee78dc32 | 6096 | |
fbd6baed | 6097 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
6098 | NULL, |
6099 | modified_left, modified_top, | |
cabb23bc | 6100 | 0, 0, |
689004fa | 6101 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
6102 | UNBLOCK_INPUT; |
6103 | } | |
6104 | ||
549808db JR |
6105 | |
6106 | /* Check if we need to resize the frame due to a fullscreen request. | |
6107 | If so needed, resize the frame. */ | |
6108 | static void | |
6109 | x_check_fullscreen (f) | |
6110 | struct frame *f; | |
6111 | { | |
62e50ec6 | 6112 | if (f->want_fullscreen & FULLSCREEN_BOTH) |
549808db JR |
6113 | { |
6114 | int width, height, ign; | |
d67d1627 | 6115 | |
62e50ec6 | 6116 | x_real_positions (f, &f->left_pos, &f->top_pos); |
549808db JR |
6117 | |
6118 | x_fullscreen_adjust (f, &width, &height, &ign, &ign); | |
d67d1627 | 6119 | |
549808db | 6120 | /* We do not need to move the window, it shall be taken care of |
66f30e44 | 6121 | when setting WM manager hints. */ |
62e50ec6 | 6122 | if (FRAME_COLS (f) != width || FRAME_LINES (f) != height) |
549808db JR |
6123 | { |
6124 | change_frame_size (f, height, width, 0, 1, 0); | |
6125 | SET_FRAME_GARBAGED (f); | |
6126 | cancel_mouse_face (f); | |
6127 | ||
6128 | /* Wait for the change of frame size to occur */ | |
62e50ec6 | 6129 | f->want_fullscreen |= FULLSCREEN_WAIT; |
549808db JR |
6130 | } |
6131 | } | |
6132 | } | |
6133 | ||
ee78dc32 GV |
6134 | /* Call this to change the size of frame F's x-window. |
6135 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
6136 | for this size change and subsequent size changes. | |
6137 | Otherwise we leave the window gravity unchanged. */ | |
c2cc16fa | 6138 | |
791f420f | 6139 | void |
ee78dc32 GV |
6140 | x_set_window_size (f, change_gravity, cols, rows) |
6141 | struct frame *f; | |
6142 | int change_gravity; | |
6143 | int cols, rows; | |
6144 | { | |
6145 | int pixelwidth, pixelheight; | |
d67d1627 | 6146 | |
ee78dc32 | 6147 | BLOCK_INPUT; |
d67d1627 | 6148 | |
ee78dc32 | 6149 | check_frame_size (f, &rows, &cols); |
62e50ec6 KS |
6150 | f->scroll_bar_actual_width |
6151 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
d33c49e8 | 6152 | |
b6ae1532 | 6153 | compute_fringe_widths (f, 0); |
d33c49e8 | 6154 | |
62e50ec6 KS |
6155 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
6156 | pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows); | |
d67d1627 | 6157 | |
62e50ec6 | 6158 | f->win_gravity = NorthWestGravity; |
ee78dc32 | 6159 | x_wm_set_size_hint (f, (long) 0, 0); |
d67d1627 | 6160 | |
ee78dc32 GV |
6161 | { |
6162 | RECT rect; | |
6163 | ||
6164 | rect.left = rect.top = 0; | |
6165 | rect.right = pixelwidth; | |
6166 | rect.bottom = pixelheight; | |
d67d1627 | 6167 | |
fbd6baed | 6168 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 6169 | FRAME_EXTERNAL_MENU_BAR (f)); |
d67d1627 | 6170 | |
fbd6baed | 6171 | my_set_window_pos (FRAME_W32_WINDOW (f), |
d67d1627 | 6172 | NULL, |
52cf03a1 | 6173 | 0, 0, |
689004fa GV |
6174 | rect.right - rect.left, |
6175 | rect.bottom - rect.top, | |
6176 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 | 6177 | } |
d67d1627 | 6178 | |
f8d1a163 JR |
6179 | #if 0 |
6180 | /* The following mirrors what is done in xterm.c. It appears to be | |
6181 | for informing lisp of the new size immediately, while the actual | |
6182 | resize will happen asynchronously. But on Windows, the menu bar | |
6183 | automatically wraps when the frame is too narrow to contain it, | |
6184 | and that causes any calculations made here to come out wrong. The | |
6185 | end is some nasty buggy behaviour, including the potential loss | |
6186 | of the minibuffer. | |
6187 | ||
6188 | Disabling this code is either not sufficient to fix the problems | |
6189 | completely, or it causes fresh problems, but at least it removes | |
6190 | the most problematic symptom of the minibuffer becoming unusable. | |
6191 | ||
6192 | ----------------------------------------------------------------- | |
6193 | ||
6194 | Now, strictly speaking, we can't be sure that this is accurate, | |
ee78dc32 GV |
6195 | but the window manager will get around to dealing with the size |
6196 | change request eventually, and we'll hear how it went when the | |
6197 | ConfigureNotify event gets here. | |
d67d1627 | 6198 | |
ee78dc32 GV |
6199 | We could just not bother storing any of this information here, |
6200 | and let the ConfigureNotify event set everything up, but that | |
ec48c3a7 | 6201 | might be kind of confusing to the Lisp code, since size changes |
ee78dc32 | 6202 | wouldn't be reported in the frame parameters until some random |
791f420f JR |
6203 | point in the future when the ConfigureNotify event arrives. |
6204 | ||
6205 | We pass 1 for DELAY since we can't run Lisp code inside of | |
6206 | a BLOCK_INPUT. */ | |
6207 | change_frame_size (f, rows, cols, 0, 1, 0); | |
62e50ec6 KS |
6208 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
6209 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
ee78dc32 | 6210 | |
689004fa GV |
6211 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
6212 | receive in the ConfigureNotify event; if we get what we asked | |
6213 | for, then the event won't cause the screen to become garbaged, so | |
6214 | we have to make sure to do it here. */ | |
6215 | SET_FRAME_GARBAGED (f); | |
6216 | ||
ee78dc32 | 6217 | /* If cursor was outside the new size, mark it as off. */ |
791f420f | 6218 | mark_window_cursors_off (XWINDOW (f->root_window)); |
ee78dc32 | 6219 | |
689004fa | 6220 | /* Clear out any recollection of where the mouse highlighting was, |
d67d1627 | 6221 | since it might be in a place that's outside the new frame size. |
689004fa GV |
6222 | Actually checking whether it is outside is a pain in the neck, |
6223 | so don't try--just let the highlighting be done afresh with new size. */ | |
31d4844a | 6224 | cancel_mouse_face (f); |
f8d1a163 | 6225 | #endif |
31d4844a | 6226 | |
ee78dc32 GV |
6227 | UNBLOCK_INPUT; |
6228 | } | |
6229 | \f | |
6230 | /* Mouse warping. */ | |
6231 | ||
ec48c3a7 JR |
6232 | void x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y); |
6233 | ||
6234 | void | |
6235 | x_set_mouse_position (f, x, y) | |
6236 | struct frame *f; | |
6237 | int x, y; | |
6238 | { | |
6239 | int pix_x, pix_y; | |
6240 | ||
62e50ec6 KS |
6241 | pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2; |
6242 | pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2; | |
ec48c3a7 JR |
6243 | |
6244 | if (pix_x < 0) pix_x = 0; | |
62e50ec6 | 6245 | if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f); |
ec48c3a7 JR |
6246 | |
6247 | if (pix_y < 0) pix_y = 0; | |
62e50ec6 | 6248 | if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f); |
ec48c3a7 JR |
6249 | |
6250 | x_set_mouse_pixel_position (f, pix_x, pix_y); | |
6251 | } | |
6252 | ||
1bcd16f2 MB |
6253 | void |
6254 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
6255 | struct frame *f; | |
6256 | int pix_x, pix_y; | |
6257 | { | |
689004fa GV |
6258 | RECT rect; |
6259 | POINT pt; | |
6260 | ||
1bcd16f2 MB |
6261 | BLOCK_INPUT; |
6262 | ||
689004fa GV |
6263 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
6264 | pt.x = rect.left + pix_x; | |
6265 | pt.y = rect.top + pix_y; | |
6266 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 6267 | |
689004fa | 6268 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
6269 | |
6270 | UNBLOCK_INPUT; | |
6271 | } | |
6272 | ||
ee78dc32 GV |
6273 | \f |
6274 | /* focus shifting, raising and lowering. */ | |
6275 | ||
ec48c3a7 | 6276 | void |
ee78dc32 GV |
6277 | x_focus_on_frame (f) |
6278 | struct frame *f; | |
6279 | { | |
689004fa GV |
6280 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
6281 | ||
6282 | /* Give input focus to frame. */ | |
6283 | BLOCK_INPUT; | |
6284 | #if 0 | |
6285 | /* Try not to change its Z-order if possible. */ | |
6286 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
6287 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
6288 | else | |
6289 | #endif | |
ef0e360f | 6290 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 6291 | UNBLOCK_INPUT; |
ee78dc32 GV |
6292 | } |
6293 | ||
ec48c3a7 | 6294 | void |
ee78dc32 GV |
6295 | x_unfocus_frame (f) |
6296 | struct frame *f; | |
6297 | { | |
6298 | } | |
6299 | ||
6300 | /* Raise frame F. */ | |
791f420f | 6301 | void |
ee78dc32 GV |
6302 | x_raise_frame (f) |
6303 | struct frame *f; | |
6304 | { | |
689004fa GV |
6305 | BLOCK_INPUT; |
6306 | ||
6307 | /* Strictly speaking, raise-frame should only change the frame's Z | |
6308 | order, leaving input focus unchanged. This is reasonable behaviour | |
6309 | on X where the usual policy is point-to-focus. However, this | |
6310 | behaviour would be very odd on Windows where the usual policy is | |
6311 | click-to-focus. | |
6312 | ||
6313 | On X, if the mouse happens to be over the raised frame, it gets | |
6314 | input focus anyway (so the window with focus will never be | |
6315 | completely obscured) - if not, then just moving the mouse over it | |
6316 | is sufficient to give it focus. On Windows, the user must actually | |
6317 | click on the frame (preferrably the title bar so as not to move | |
6318 | point), which is more awkward. Also, no other Windows program | |
6319 | raises a window to the top but leaves another window (possibly now | |
6320 | completely obscured) with input focus. | |
6321 | ||
6322 | Because there is a system setting on Windows that allows the user | |
6323 | to choose the point to focus policy, we make the strict semantics | |
6324 | optional, but by default we grab focus when raising. */ | |
6325 | ||
6326 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 6327 | { |
689004fa GV |
6328 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
6329 | not already the foreground application: the frame is raised | |
6330 | above all other frames belonging to us, but not above the | |
6331 | current top window. To achieve that, we have to resort to this | |
6332 | more cumbersome method. */ | |
6333 | ||
6334 | HDWP handle = BeginDeferWindowPos (2); | |
6335 | if (handle) | |
6336 | { | |
6337 | DeferWindowPos (handle, | |
6338 | FRAME_W32_WINDOW (f), | |
6339 | HWND_TOP, | |
6340 | 0, 0, 0, 0, | |
6341 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6342 | ||
6343 | DeferWindowPos (handle, | |
6344 | GetForegroundWindow (), | |
6345 | FRAME_W32_WINDOW (f), | |
6346 | 0, 0, 0, 0, | |
6347 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6348 | ||
6349 | EndDeferWindowPos (handle); | |
6350 | } | |
ee78dc32 | 6351 | } |
689004fa GV |
6352 | else |
6353 | { | |
ef0e360f | 6354 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
6355 | } |
6356 | ||
6357 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6358 | } |
6359 | ||
6360 | /* Lower frame F. */ | |
791f420f | 6361 | void |
ee78dc32 GV |
6362 | x_lower_frame (f) |
6363 | struct frame *f; | |
6364 | { | |
689004fa GV |
6365 | BLOCK_INPUT; |
6366 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
6367 | HWND_BOTTOM, | |
6368 | 0, 0, 0, 0, | |
6369 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6370 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6371 | } |
6372 | ||
6373 | static void | |
ec48c3a7 | 6374 | w32_frame_raise_lower (f, raise_flag) |
ee78dc32 | 6375 | FRAME_PTR f; |
ec48c3a7 | 6376 | int raise_flag; |
ee78dc32 | 6377 | { |
7e6ac5b9 AI |
6378 | if (! FRAME_W32_P (f)) |
6379 | return; | |
6380 | ||
ec48c3a7 | 6381 | if (raise_flag) |
ee78dc32 GV |
6382 | x_raise_frame (f); |
6383 | else | |
6384 | x_lower_frame (f); | |
6385 | } | |
6386 | \f | |
6387 | /* Change of visibility. */ | |
6388 | ||
6389 | /* This tries to wait until the frame is really visible. | |
6390 | However, if the window manager asks the user where to position | |
6391 | the frame, this will return before the user finishes doing that. | |
6392 | The frame will not actually be visible at that time, | |
6393 | but it will become visible later when the window manager | |
6394 | finishes with it. */ | |
6395 | ||
ec48c3a7 | 6396 | void |
ee78dc32 GV |
6397 | x_make_frame_visible (f) |
6398 | struct frame *f; | |
6399 | { | |
7f5d1df8 GV |
6400 | Lisp_Object type; |
6401 | ||
ee78dc32 GV |
6402 | BLOCK_INPUT; |
6403 | ||
7f5d1df8 GV |
6404 | type = x_icon_type (f); |
6405 | if (!NILP (type)) | |
6406 | x_bitmap_icon (f, type); | |
6407 | ||
ee78dc32 GV |
6408 | if (! FRAME_VISIBLE_P (f)) |
6409 | { | |
6410 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
6411 | call x_set_offset a second time | |
6412 | if we get to x_make_frame_visible a second time | |
6413 | before the window gets really visible. */ | |
6414 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 6415 | && ! f->output_data.w32->asked_for_visible) |
8958048c EZ |
6416 | { |
6417 | RECT workarea_rect; | |
6418 | RECT window_rect; | |
6419 | ||
6420 | /* Adjust vertical window position in order to avoid being | |
6421 | covered by a task bar placed at the bottom of the desktop. */ | |
6422 | SystemParametersInfo(SPI_GETWORKAREA, 0, &workarea_rect, 0); | |
6423 | GetWindowRect(FRAME_W32_WINDOW(f), &window_rect); | |
6424 | if (window_rect.bottom > workarea_rect.bottom | |
6425 | && window_rect.top > workarea_rect.top) | |
6426 | f->top_pos = max (window_rect.top | |
6427 | - window_rect.bottom + workarea_rect.bottom, | |
6428 | workarea_rect.top); | |
6429 | ||
6430 | x_set_offset (f, f->left_pos, f->top_pos, 0); | |
6431 | } | |
ee78dc32 | 6432 | |
fbd6baed | 6433 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 6434 | |
4d6e8199 | 6435 | /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */ |
689004fa | 6436 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); |
ee78dc32 GV |
6437 | } |
6438 | ||
6439 | /* Synchronize to ensure Emacs knows the frame is visible | |
6440 | before we do anything else. We do this loop with input not blocked | |
6441 | so that incoming events are handled. */ | |
6442 | { | |
6443 | Lisp_Object frame; | |
791f420f | 6444 | int count; |
ee78dc32 GV |
6445 | |
6446 | /* This must come after we set COUNT. */ | |
6447 | UNBLOCK_INPUT; | |
6448 | ||
6449 | XSETFRAME (frame, f); | |
6450 | ||
791f420f JR |
6451 | /* Wait until the frame is visible. Process X events until a |
6452 | MapNotify event has been seen, or until we think we won't get a | |
6453 | MapNotify at all.. */ | |
6454 | for (count = input_signal_count + 10; | |
6455 | input_signal_count < count && !FRAME_VISIBLE_P (f);) | |
ee78dc32 | 6456 | { |
791f420f | 6457 | /* Force processing of queued events. */ |
01b220b6 | 6458 | /* TODO: x_sync equivalent? */ |
791f420f | 6459 | |
ee78dc32 GV |
6460 | /* Machines that do polling rather than SIGIO have been observed |
6461 | to go into a busy-wait here. So we'll fake an alarm signal | |
6462 | to let the handler know that there's something to be read. | |
6463 | We used to raise a real alarm, but it seems that the handler | |
6464 | isn't always enabled here. This is probably a bug. */ | |
6465 | if (input_polling_used ()) | |
6466 | { | |
6467 | /* It could be confusing if a real alarm arrives while processing | |
6468 | the fake one. Turn it off and let the handler reset it. */ | |
a9b4e0ec AI |
6469 | int old_poll_suppress_count = poll_suppress_count; |
6470 | poll_suppress_count = 1; | |
6471 | poll_for_input_1 (); | |
6472 | poll_suppress_count = old_poll_suppress_count; | |
ee78dc32 | 6473 | } |
ee78dc32 GV |
6474 | } |
6475 | FRAME_SAMPLE_VISIBILITY (f); | |
6476 | } | |
6477 | } | |
6478 | ||
6479 | /* Change from mapped state to withdrawn state. */ | |
6480 | ||
6481 | /* Make the frame visible (mapped and not iconified). */ | |
6482 | ||
6483 | x_make_frame_invisible (f) | |
6484 | struct frame *f; | |
6485 | { | |
ee78dc32 | 6486 | /* Don't keep the highlight on an invisible frame. */ |
4baaed0f KS |
6487 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6488 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
d67d1627 | 6489 | |
ee78dc32 | 6490 | BLOCK_INPUT; |
d67d1627 | 6491 | |
689004fa | 6492 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
d67d1627 | 6493 | |
ee78dc32 GV |
6494 | /* We can't distinguish this from iconification |
6495 | just by the event that we get from the server. | |
6496 | So we can't win using the usual strategy of letting | |
6497 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
6498 | and synchronize with the server to make sure we agree. */ | |
6499 | f->visible = 0; | |
6500 | FRAME_ICONIFIED_P (f) = 0; | |
6501 | f->async_visible = 0; | |
6502 | f->async_iconified = 0; | |
d67d1627 | 6503 | |
ee78dc32 GV |
6504 | UNBLOCK_INPUT; |
6505 | } | |
6506 | ||
6507 | /* Change window state from mapped to iconified. */ | |
6508 | ||
52cf03a1 GV |
6509 | void |
6510 | x_iconify_frame (f) | |
ee78dc32 GV |
6511 | struct frame *f; |
6512 | { | |
7f5d1df8 | 6513 | Lisp_Object type; |
ee78dc32 GV |
6514 | |
6515 | /* Don't keep the highlight on an invisible frame. */ | |
4baaed0f KS |
6516 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6517 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
ee78dc32 GV |
6518 | |
6519 | if (f->async_iconified) | |
6520 | return; | |
6521 | ||
6522 | BLOCK_INPUT; | |
6523 | ||
7f5d1df8 GV |
6524 | type = x_icon_type (f); |
6525 | if (!NILP (type)) | |
6526 | x_bitmap_icon (f, type); | |
6527 | ||
689004fa | 6528 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 6529 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
6530 | |
6531 | UNBLOCK_INPUT; | |
6532 | } | |
c2cc16fa | 6533 | |
ee78dc32 | 6534 | \f |
25badd7a | 6535 | /* Free X resources of frame F. */ |
ee78dc32 | 6536 | |
25badd7a AI |
6537 | void |
6538 | x_free_frame_resources (f) | |
ee78dc32 GV |
6539 | struct frame *f; |
6540 | { | |
fbd6baed | 6541 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
6542 | |
6543 | BLOCK_INPUT; | |
6544 | ||
027f6f90 JR |
6545 | #ifdef USE_FONT_BACKEND |
6546 | /* We must free faces before destroying windows because some | |
6547 | font-driver (e.g. xft) access a window while finishing a | |
6548 | face. */ | |
6549 | if (enable_font_backend | |
6550 | && FRAME_FACE_CACHE (f)) | |
6551 | free_frame_faces (f); | |
6552 | #endif /* USE_FONT_BACKEND */ | |
6553 | ||
25badd7a AI |
6554 | if (FRAME_W32_WINDOW (f)) |
6555 | my_destroy_window (f, FRAME_W32_WINDOW (f)); | |
d67d1627 | 6556 | |
ee78dc32 | 6557 | free_frame_menubar (f); |
ee78dc32 | 6558 | |
5bcee7ef KL |
6559 | unload_color (f, FRAME_FOREGROUND_PIXEL (f)); |
6560 | unload_color (f, FRAME_BACKGROUND_PIXEL (f)); | |
25badd7a AI |
6561 | unload_color (f, f->output_data.w32->cursor_pixel); |
6562 | unload_color (f, f->output_data.w32->cursor_foreground_pixel); | |
6563 | unload_color (f, f->output_data.w32->border_pixel); | |
6564 | unload_color (f, f->output_data.w32->mouse_pixel); | |
c2cc16fa JR |
6565 | if (f->output_data.w32->white_relief.allocated_p) |
6566 | unload_color (f, f->output_data.w32->white_relief.pixel); | |
6567 | if (f->output_data.w32->black_relief.allocated_p) | |
6568 | unload_color (f, f->output_data.w32->black_relief.pixel); | |
6569 | ||
25badd7a AI |
6570 | if (FRAME_FACE_CACHE (f)) |
6571 | free_frame_faces (f); | |
d67d1627 | 6572 | |
fbd6baed | 6573 | xfree (f->output_data.w32); |
25badd7a | 6574 | f->output_data.w32 = NULL; |
d67d1627 | 6575 | |
fbd6baed GV |
6576 | if (f == dpyinfo->w32_focus_frame) |
6577 | dpyinfo->w32_focus_frame = 0; | |
6578 | if (f == dpyinfo->w32_focus_event_frame) | |
6579 | dpyinfo->w32_focus_event_frame = 0; | |
4baaed0f KS |
6580 | if (f == dpyinfo->x_highlight_frame) |
6581 | dpyinfo->x_highlight_frame = 0; | |
ee78dc32 | 6582 | |
ee78dc32 GV |
6583 | if (f == dpyinfo->mouse_face_mouse_frame) |
6584 | { | |
6585 | dpyinfo->mouse_face_beg_row | |
6586 | = dpyinfo->mouse_face_beg_col = -1; | |
6587 | dpyinfo->mouse_face_end_row | |
6588 | = dpyinfo->mouse_face_end_col = -1; | |
6589 | dpyinfo->mouse_face_window = Qnil; | |
25badd7a AI |
6590 | dpyinfo->mouse_face_deferred_gc = 0; |
6591 | dpyinfo->mouse_face_mouse_frame = 0; | |
ee78dc32 GV |
6592 | } |
6593 | ||
6594 | UNBLOCK_INPUT; | |
6595 | } | |
25badd7a AI |
6596 | |
6597 | ||
6598 | /* Destroy the window of frame F. */ | |
4a418b10 | 6599 | void |
25badd7a AI |
6600 | x_destroy_window (f) |
6601 | struct frame *f; | |
6602 | { | |
6603 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6604 | ||
6605 | x_free_frame_resources (f); | |
25badd7a AI |
6606 | dpyinfo->reference_count--; |
6607 | } | |
c2cc16fa | 6608 | |
ee78dc32 GV |
6609 | \f |
6610 | /* Setting window manager hints. */ | |
6611 | ||
6612 | /* Set the normal size hints for the window manager, for frame F. | |
6613 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
6614 | that the window now has. | |
6615 | If USER_POSITION is nonzero, we set the USPosition | |
6616 | flag (this is useful when FLAGS is 0). */ | |
791f420f | 6617 | void |
ee78dc32 GV |
6618 | x_wm_set_size_hint (f, flags, user_position) |
6619 | struct frame *f; | |
6620 | long flags; | |
6621 | int user_position; | |
6622 | { | |
fbd6baed | 6623 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 | 6624 | |
97c23857 | 6625 | enter_crit (); |
ee78dc32 | 6626 | |
62e50ec6 KS |
6627 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
6628 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
6629 | SetWindowLong (window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
6630 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width); | |
ee78dc32 | 6631 | |
97c23857 | 6632 | leave_crit (); |
ee78dc32 GV |
6633 | } |
6634 | ||
6635 | /* Window manager things */ | |
c65fd370 RS |
6636 | void |
6637 | x_wm_set_icon_position (f, icon_x, icon_y) | |
ee78dc32 GV |
6638 | struct frame *f; |
6639 | int icon_x, icon_y; | |
6640 | { | |
6641 | #if 0 | |
fbd6baed | 6642 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
6643 | |
6644 | f->display.x->wm_hints.flags |= IconPositionHint; | |
6645 | f->display.x->wm_hints.icon_x = icon_x; | |
6646 | f->display.x->wm_hints.icon_y = icon_y; | |
6647 | ||
6648 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
6649 | #endif | |
6650 | } | |
6651 | ||
c2cc16fa JR |
6652 | \f |
6653 | /*********************************************************************** | |
6654 | Fonts | |
6655 | ***********************************************************************/ | |
6656 | ||
6657 | /* The following functions are listed here to help diff stay in step | |
6658 | with xterm.c. See w32fns.c for definitions. | |
6659 | ||
6660 | x_get_font_info (f, font_idx) | |
6661 | x_list_fonts (f, pattern, size, maxnames) | |
6662 | ||
6663 | */ | |
6664 | ||
6665 | #if GLYPH_DEBUG | |
6666 | ||
6667 | /* Check that FONT is valid on frame F. It is if it can be found in F's | |
6668 | font table. */ | |
6669 | ||
6670 | static void | |
6671 | x_check_font (f, font) | |
6672 | struct frame *f; | |
6673 | XFontStruct *font; | |
6674 | { | |
6675 | int i; | |
6676 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6677 | ||
6678 | xassert (font != NULL); | |
9ef2e2cf | 6679 | |
c2cc16fa | 6680 | for (i = 0; i < dpyinfo->n_fonts; i++) |
d67d1627 | 6681 | if (dpyinfo->font_table[i].name |
c2cc16fa JR |
6682 | && font == dpyinfo->font_table[i].font) |
6683 | break; | |
6684 | ||
6685 | xassert (i < dpyinfo->n_fonts); | |
6686 | } | |
6687 | ||
6688 | #endif /* GLYPH_DEBUG != 0 */ | |
6689 | ||
6690 | /* Set *W to the minimum width, *H to the minimum font height of FONT. | |
6691 | Note: There are (broken) X fonts out there with invalid XFontStruct | |
6692 | min_bounds contents. For example, handa@etl.go.jp reports that | |
6693 | "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts | |
6694 | have font->min_bounds.width == 0. */ | |
6695 | ||
6696 | static INLINE void | |
6697 | x_font_min_bounds (font, w, h) | |
6698 | XFontStruct *font; | |
6699 | int *w, *h; | |
6700 | { | |
6701 | /* | |
6702 | * TODO: Windows does not appear to offer min bound, only | |
6703 | * average and maximum width, and maximum height. | |
6704 | */ | |
6705 | *h = FONT_HEIGHT (font); | |
11e260be | 6706 | *w = FONT_AVG_WIDTH (font); |
c2cc16fa JR |
6707 | } |
6708 | ||
6709 | ||
6710 | /* Compute the smallest character width and smallest font height over | |
6711 | all fonts available on frame F. Set the members smallest_char_width | |
6712 | and smallest_font_height in F's x_display_info structure to | |
6713 | the values computed. Value is non-zero if smallest_font_height or | |
6714 | smallest_char_width become smaller than they were before. */ | |
6715 | ||
6716 | int | |
6717 | x_compute_min_glyph_bounds (f) | |
6718 | struct frame *f; | |
6719 | { | |
6720 | int i; | |
6721 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6722 | XFontStruct *font; | |
6723 | int old_width = dpyinfo->smallest_char_width; | |
6724 | int old_height = dpyinfo->smallest_font_height; | |
d67d1627 | 6725 | |
c2cc16fa JR |
6726 | dpyinfo->smallest_font_height = 100000; |
6727 | dpyinfo->smallest_char_width = 100000; | |
d67d1627 | 6728 | |
c2cc16fa JR |
6729 | for (i = 0; i < dpyinfo->n_fonts; ++i) |
6730 | if (dpyinfo->font_table[i].name) | |
6731 | { | |
6732 | struct font_info *fontp = dpyinfo->font_table + i; | |
6733 | int w, h; | |
d67d1627 | 6734 | |
c2cc16fa JR |
6735 | font = (XFontStruct *) fontp->font; |
6736 | xassert (font != (XFontStruct *) ~0); | |
6737 | x_font_min_bounds (font, &w, &h); | |
d67d1627 | 6738 | |
c2cc16fa JR |
6739 | dpyinfo->smallest_font_height = min (dpyinfo->smallest_font_height, h); |
6740 | dpyinfo->smallest_char_width = min (dpyinfo->smallest_char_width, w); | |
6741 | } | |
6742 | ||
6743 | xassert (dpyinfo->smallest_char_width > 0 | |
6744 | && dpyinfo->smallest_font_height > 0); | |
6745 | ||
6746 | return (dpyinfo->n_fonts == 1 | |
6747 | || dpyinfo->smallest_char_width < old_width | |
6748 | || dpyinfo->smallest_font_height < old_height); | |
6749 | } | |
6750 | ||
6751 | /* The following functions are listed here to help diff stay in step | |
6752 | with xterm.c. See w32fns.c for definitions. | |
6753 | ||
6754 | x_load_font (f, fontname, size) | |
6755 | x_query_font (f, fontname) | |
6756 | x_find_ccl_program (fontp) | |
6757 | ||
6758 | */ | |
ee78dc32 | 6759 | \f |
791f420f JR |
6760 | /*********************************************************************** |
6761 | Initialization | |
6762 | ***********************************************************************/ | |
ee78dc32 | 6763 | |
fbd6baed | 6764 | static int w32_initialized = 0; |
ee78dc32 | 6765 | |
f7737f5d JR |
6766 | void |
6767 | w32_initialize_display_info (display_name) | |
6768 | Lisp_Object display_name; | |
6769 | { | |
6770 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
6771 | ||
6772 | bzero (dpyinfo, sizeof (*dpyinfo)); | |
6773 | ||
6774 | /* Put it on w32_display_name_list. */ | |
6775 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
6776 | w32_display_name_list); | |
6777 | dpyinfo->name_list_element = XCAR (w32_display_name_list); | |
d67d1627 | 6778 | |
f7737f5d | 6779 | dpyinfo->w32_id_name |
d5db4077 KR |
6780 | = (char *) xmalloc (SCHARS (Vinvocation_name) |
6781 | + SCHARS (Vsystem_name) | |
f7737f5d JR |
6782 | + 2); |
6783 | sprintf (dpyinfo->w32_id_name, "%s@%s", | |
d5db4077 | 6784 | SDATA (Vinvocation_name), SDATA (Vsystem_name)); |
f7737f5d JR |
6785 | |
6786 | /* Default Console mode values - overridden when running in GUI mode | |
6787 | with values obtained from system metrics. */ | |
6788 | dpyinfo->resx = 1; | |
6789 | dpyinfo->resy = 1; | |
6790 | dpyinfo->height_in = 1; | |
6791 | dpyinfo->width_in = 1; | |
6792 | dpyinfo->n_planes = 1; | |
6793 | dpyinfo->n_cbits = 4; | |
6794 | dpyinfo->n_fonts = 0; | |
6795 | dpyinfo->smallest_font_height = 1; | |
6796 | dpyinfo->smallest_char_width = 1; | |
6797 | ||
6798 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
6799 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
6800 | dpyinfo->mouse_face_face_id = DEFAULT_FACE_ID; | |
6801 | dpyinfo->mouse_face_window = Qnil; | |
9f5a911b | 6802 | dpyinfo->mouse_face_overlay = Qnil; |
3d26a7c2 | 6803 | dpyinfo->mouse_face_hidden = 0; |
2bf04b9d JR |
6804 | |
6805 | dpyinfo->vertical_scroll_bar_cursor = w32_load_cursor (IDC_ARROW); | |
01b220b6 | 6806 | /* TODO: dpyinfo->gray */ |
f7737f5d JR |
6807 | |
6808 | } | |
6809 | ||
c13a8a91 JB |
6810 | /* Create an xrdb-style database of resources to supercede registry settings. |
6811 | The database is just a concatenation of C strings, finished by an additional | |
decb374a | 6812 | \0. The strings are submitted to some basic normalization, so |
c13a8a91 JB |
6813 | |
6814 | [ *]option[ *]:[ *]value... | |
6815 | ||
6816 | becomes | |
6817 | ||
6818 | option:value... | |
6819 | ||
6820 | but any whitespace following value is not removed. */ | |
6821 | ||
6822 | static char * | |
6823 | w32_make_rdb (xrm_option) | |
6824 | char *xrm_option; | |
6825 | { | |
6826 | char *buffer = xmalloc (strlen (xrm_option) + 2); | |
6827 | char *current = buffer; | |
6828 | char ch; | |
6829 | int in_option = 1; | |
6830 | int before_value = 0; | |
6831 | ||
6832 | do { | |
6833 | ch = *xrm_option++; | |
6834 | ||
6835 | if (ch == '\n') | |
6836 | { | |
6837 | *current++ = '\0'; | |
6838 | in_option = 1; | |
6839 | before_value = 0; | |
6840 | } | |
6841 | else if (ch != ' ') | |
6842 | { | |
6843 | *current++ = ch; | |
6844 | if (in_option && (ch == ':')) | |
6845 | { | |
6846 | in_option = 0; | |
6847 | before_value = 1; | |
6848 | } | |
6849 | else if (before_value) | |
6850 | { | |
6851 | before_value = 0; | |
6852 | } | |
6853 | } | |
6854 | else if (!(in_option || before_value)) | |
6855 | { | |
6856 | *current++ = ch; | |
6857 | } | |
6858 | } while (ch); | |
6859 | ||
6860 | *current = '\0'; | |
6861 | ||
6862 | return buffer; | |
6863 | } | |
6864 | ||
4a418b10 JR |
6865 | void |
6866 | x_flush (struct frame * f) | |
6867 | { /* Nothing to do */ } | |
6868 | ||
6869 | ||
6870 | extern frame_parm_handler w32_frame_parm_handlers[]; | |
6871 | ||
6872 | static struct redisplay_interface w32_redisplay_interface = | |
6873 | { | |
6874 | w32_frame_parm_handlers, | |
6875 | x_produce_glyphs, | |
6876 | x_write_glyphs, | |
6877 | x_insert_glyphs, | |
6878 | x_clear_end_of_line, | |
6879 | x_scroll_run, | |
6880 | x_after_update_window_line, | |
6881 | x_update_window_begin, | |
6882 | x_update_window_end, | |
6883 | x_cursor_to, | |
6884 | x_flush, | |
6885 | 0, /* flush_display_optional */ | |
6886 | x_clear_window_mouse_face, | |
6887 | w32_get_glyph_overhangs, | |
6888 | x_fix_overlapping_area, | |
6889 | w32_draw_fringe_bitmap, | |
6890 | w32_define_fringe_bitmap, | |
6891 | w32_destroy_fringe_bitmap, | |
6892 | w32_per_char_metric, | |
6893 | w32_encode_char, | |
6894 | NULL, /* w32_compute_glyph_string_overhangs */ | |
6895 | x_draw_glyph_string, | |
6896 | w32_define_frame_cursor, | |
6897 | w32_clear_frame_area, | |
6898 | w32_draw_window_cursor, | |
6899 | w32_draw_vertical_window_border, | |
6900 | w32_shift_glyphs_for_insert | |
6901 | }; | |
6902 | ||
6903 | static void x_delete_terminal (struct terminal *term); | |
6904 | ||
6905 | static struct terminal * | |
6906 | w32_create_terminal (struct w32_display_info *dpyinfo) | |
6907 | { | |
6908 | struct terminal *terminal; | |
def7fa34 | 6909 | |
4a418b10 JR |
6910 | terminal = create_terminal (); |
6911 | ||
6912 | terminal->type = output_w32; | |
6913 | terminal->display_info.w32 = dpyinfo; | |
6914 | dpyinfo->terminal = terminal; | |
6915 | ||
6916 | /* MSVC does not type K&R functions with no arguments correctly, and | |
6917 | so we must explicitly cast them. */ | |
6918 | terminal->clear_frame_hook = x_clear_frame; | |
6919 | terminal->ins_del_lines_hook = x_ins_del_lines; | |
6920 | terminal->delete_glyphs_hook = x_delete_glyphs; | |
6921 | terminal->ring_bell_hook = w32_ring_bell; | |
6922 | terminal->reset_terminal_modes_hook = w32_reset_terminal_modes; | |
6923 | terminal->set_terminal_modes_hook = w32_set_terminal_modes; | |
6924 | terminal->update_begin_hook = x_update_begin; | |
6925 | terminal->update_end_hook = x_update_end; | |
6926 | terminal->set_terminal_window_hook = w32_set_terminal_window; | |
6927 | terminal->read_socket_hook = w32_read_socket; | |
6928 | terminal->frame_up_to_date_hook = w32_frame_up_to_date; | |
6929 | terminal->mouse_position_hook = w32_mouse_position; | |
6930 | terminal->frame_rehighlight_hook = w32_frame_rehighlight; | |
6931 | terminal->frame_raise_lower_hook = w32_frame_raise_lower; | |
6932 | // terminal->fullscreen_hook = XTfullscreen_hook; | |
6933 | terminal->set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
6934 | terminal->condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
6935 | terminal->redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
6936 | terminal->judge_scroll_bars_hook = w32_judge_scroll_bars; | |
6937 | ||
6938 | terminal->delete_frame_hook = x_destroy_window; | |
6939 | terminal->delete_terminal_hook = x_delete_terminal; | |
def7fa34 | 6940 | |
4a418b10 JR |
6941 | terminal->rif = &w32_redisplay_interface; |
6942 | terminal->scroll_region_ok = 1; /* We'll scroll partial frames. */ | |
6943 | terminal->char_ins_del_ok = 1; | |
6944 | terminal->line_ins_del_ok = 1; /* We'll just blt 'em. */ | |
6945 | terminal->fast_clear_end_of_line = 1; /* X does this well. */ | |
6946 | terminal->memory_below_frame = 0; /* We don't remember what scrolls | |
6947 | off the bottom. */ | |
6948 | ||
1526bc23 JR |
6949 | #ifdef MULTI_KBOARD |
6950 | /* We don't yet support separate terminals on W32, so don't try to share | |
6951 | keyboards between virtual terminals that are on the same physical | |
6952 | terminal like X does. */ | |
6953 | terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD)); | |
6954 | init_kboard (terminal->kboard); | |
70b8d0a4 | 6955 | terminal->kboard->Vwindow_system = intern ("w32"); |
1526bc23 JR |
6956 | terminal->kboard->next_kboard = all_kboards; |
6957 | all_kboards = terminal->kboard; | |
6958 | /* Don't let the initial kboard remain current longer than necessary. | |
6959 | That would cause problems if a file loaded on startup tries to | |
6960 | prompt in the mini-buffer. */ | |
6961 | if (current_kboard == initial_kboard) | |
6962 | current_kboard = terminal->kboard; | |
6963 | terminal->kboard->reference_count++; | |
6964 | #endif | |
6965 | ||
4a418b10 JR |
6966 | return terminal; |
6967 | } | |
6968 | ||
6969 | static void | |
6970 | x_delete_terminal (struct terminal *terminal) | |
6971 | { | |
6972 | struct w32_display_info *dpyinfo = terminal->display_info.w32; | |
6973 | int i; | |
6974 | ||
6975 | /* Protect against recursive calls. Fdelete_frame in | |
6976 | delete_terminal calls us back when it deletes our last frame. */ | |
adc54316 | 6977 | if (!terminal->name) |
4a418b10 JR |
6978 | return; |
6979 | ||
6980 | BLOCK_INPUT; | |
6981 | /* Free the fonts in the font table. */ | |
6982 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
6983 | if (dpyinfo->font_table[i].name) | |
6984 | { | |
6985 | DeleteObject (((XFontStruct*)(dpyinfo->font_table[i].font))->hfont); | |
6986 | } | |
6987 | ||
6988 | x_delete_display (dpyinfo); | |
6989 | UNBLOCK_INPUT; | |
6990 | } | |
6991 | ||
fbd6baed GV |
6992 | struct w32_display_info * |
6993 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
6994 | Lisp_Object display_name; |
6995 | char *xrm_option; | |
6996 | char *resource_name; | |
6997 | { | |
fbd6baed | 6998 | struct w32_display_info *dpyinfo; |
4a418b10 | 6999 | struct terminal *terminal; |
ee78dc32 | 7000 | HDC hdc; |
d67d1627 | 7001 | |
ee78dc32 | 7002 | BLOCK_INPUT; |
d67d1627 | 7003 | |
fbd6baed | 7004 | if (!w32_initialized) |
ee78dc32 | 7005 | { |
fbd6baed GV |
7006 | w32_initialize (); |
7007 | w32_initialized = 1; | |
ee78dc32 | 7008 | } |
d67d1627 | 7009 | |
f7737f5d | 7010 | w32_initialize_display_info (display_name); |
ee78dc32 | 7011 | |
f7737f5d | 7012 | dpyinfo = &one_w32_display_info; |
4a418b10 JR |
7013 | terminal = w32_create_terminal (dpyinfo); |
7014 | ||
7015 | /* Set the name of the terminal. */ | |
7016 | terminal->name = (char *) xmalloc (SBYTES (display_name) + 1); | |
7017 | strncpy (terminal->name, SDATA (display_name), SBYTES (display_name)); | |
7018 | terminal->name[SBYTES (display_name)] = 0; | |
8c3b00cb | 7019 | |
c13a8a91 JB |
7020 | dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL; |
7021 | ||
8c3b00cb AI |
7022 | /* Put this display on the chain. */ |
7023 | dpyinfo->next = x_display_list; | |
7024 | x_display_list = dpyinfo; | |
d67d1627 | 7025 | |
52cf03a1 | 7026 | hdc = GetDC (GetDesktopWindow ()); |
791f420f | 7027 | |
ee78dc32 GV |
7028 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); |
7029 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
7030 | dpyinfo->root_window = GetDesktopWindow (); | |
7031 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
7032 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
55689ab1 JR |
7033 | dpyinfo->resx = GetDeviceCaps (hdc, LOGPIXELSX); |
7034 | dpyinfo->resy = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 7035 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
354884c4 | 7036 | dpyinfo->terminal->image_cache = make_image_cache (); |
55689ab1 JR |
7037 | dpyinfo->height_in = dpyinfo->height / dpyinfo->resx; |
7038 | dpyinfo->width_in = dpyinfo->width / dpyinfo->resy; | |
ee78dc32 | 7039 | ReleaseDC (GetDesktopWindow (), hdc); |
52cf03a1 GV |
7040 | |
7041 | /* initialise palette with white and black */ | |
7042 | { | |
316ed821 | 7043 | XColor color; |
55689ab1 JR |
7044 | w32_defined_color (0, "white", &color, 1); |
7045 | w32_defined_color (0, "black", &color, 1); | |
52cf03a1 GV |
7046 | } |
7047 | ||
543c3ccd JR |
7048 | /* Add the default keyboard. */ |
7049 | add_keyboard_wait_descriptor (0); | |
7050 | ||
b6ae1532 KS |
7051 | /* Create Fringe Bitmaps and store them for later use. |
7052 | ||
7053 | On W32, bitmaps are all unsigned short, as Windows requires | |
7054 | bitmap data to be Word aligned. For some reason they are | |
7055 | horizontally reflected compared to how they appear on X, so we | |
7056 | need to bitswap and convert to unsigned shorts before creating | |
7057 | the bitmaps. */ | |
09b69f01 | 7058 | w32_init_fringe (terminal->rif); |
f7737f5d | 7059 | |
ee78dc32 | 7060 | #ifdef F_SETOWN |
ee78dc32 | 7061 | fcntl (connection, F_SETOWN, getpid ()); |
ee78dc32 | 7062 | #endif /* ! defined (F_SETOWN) */ |
ee78dc32 GV |
7063 | |
7064 | #ifdef SIGIO | |
7065 | if (interrupt_input) | |
7066 | init_sigio (connection); | |
7067 | #endif /* ! defined (SIGIO) */ | |
7068 | ||
7069 | UNBLOCK_INPUT; | |
7070 | ||
7071 | return dpyinfo; | |
7072 | } | |
7073 | \f | |
7074 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
ee78dc32 GV |
7075 | void |
7076 | x_delete_display (dpyinfo) | |
fbd6baed | 7077 | struct w32_display_info *dpyinfo; |
ee78dc32 | 7078 | { |
fbd6baed | 7079 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 7080 | We can't use Fdelq because that can quit. */ |
fbd6baed | 7081 | if (! NILP (w32_display_name_list) |
8e713be6 KR |
7082 | && EQ (XCAR (w32_display_name_list), dpyinfo->name_list_element)) |
7083 | w32_display_name_list = XCDR (w32_display_name_list); | |
ee78dc32 GV |
7084 | else |
7085 | { | |
7086 | Lisp_Object tail; | |
7087 | ||
fbd6baed | 7088 | tail = w32_display_name_list; |
8e713be6 | 7089 | while (CONSP (tail) && CONSP (XCDR (tail))) |
ee78dc32 | 7090 | { |
f7737f5d | 7091 | if (EQ (XCAR (XCDR (tail)), dpyinfo->name_list_element)) |
ee78dc32 | 7092 | { |
f3fbd155 | 7093 | XSETCDR (tail, XCDR (XCDR (tail))); |
ee78dc32 GV |
7094 | break; |
7095 | } | |
8e713be6 | 7096 | tail = XCDR (tail); |
ee78dc32 GV |
7097 | } |
7098 | } | |
7099 | ||
52cf03a1 GV |
7100 | /* free palette table */ |
7101 | { | |
fbd6baed | 7102 | struct w32_palette_entry * plist; |
52cf03a1 GV |
7103 | |
7104 | plist = dpyinfo->color_list; | |
7105 | while (plist) | |
7106 | { | |
fbd6baed | 7107 | struct w32_palette_entry * pentry = plist; |
52cf03a1 | 7108 | plist = plist->next; |
9127e20e | 7109 | xfree (pentry); |
52cf03a1 GV |
7110 | } |
7111 | dpyinfo->color_list = NULL; | |
7112 | if (dpyinfo->palette) | |
7113 | DeleteObject(dpyinfo->palette); | |
7114 | } | |
ee78dc32 | 7115 | xfree (dpyinfo->font_table); |
fbd6baed | 7116 | xfree (dpyinfo->w32_id_name); |
f7737f5d | 7117 | |
6b61353c | 7118 | w32_reset_fringes (); |
ee78dc32 GV |
7119 | } |
7120 | \f | |
fbd6baed | 7121 | /* Set up use of W32. */ |
ee78dc32 | 7122 | |
b0d4e0c7 | 7123 | DWORD WINAPI w32_msg_worker (void * arg); |
ee78dc32 | 7124 | |
1bb8a291 | 7125 | static void |
fbd6baed GV |
7126 | w32_initialize () |
7127 | { | |
ee78dc32 GV |
7128 | baud_rate = 19200; |
7129 | ||
abb15ebd JR |
7130 | w32_system_caret_hwnd = NULL; |
7131 | w32_system_caret_height = 0; | |
abb15ebd JR |
7132 | w32_system_caret_x = 0; |
7133 | w32_system_caret_y = 0; | |
7134 | ||
c2baa2b6 JR |
7135 | /* Initialize w32_use_visible_system_caret based on whether a screen |
7136 | reader is in use. */ | |
7137 | if (!SystemParametersInfo (SPI_GETSCREENREADER, 0, | |
7138 | &w32_use_visible_system_caret, 0)) | |
7139 | w32_use_visible_system_caret = 0; | |
7140 | ||
791f420f JR |
7141 | last_tool_bar_item = -1; |
7142 | any_help_event_p = 0; | |
7143 | ||
689004fa GV |
7144 | /* Initialize input mode: interrupt_input off, no flow control, allow |
7145 | 8 bit character input, standard quit char. */ | |
7146 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
7147 | |
7148 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
7149 | ||
7150 | init_crit (); | |
7151 | ||
7152 | dwMainThreadId = GetCurrentThreadId (); | |
d67d1627 | 7153 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), |
ee78dc32 GV |
7154 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); |
7155 | ||
7156 | /* Wait for thread to start */ | |
7157 | ||
7158 | { | |
7159 | MSG msg; | |
7160 | ||
7161 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
7162 | ||
d67d1627 | 7163 | hWindowsThread = CreateThread (NULL, 0, |
b0d4e0c7 JR |
7164 | w32_msg_worker, |
7165 | 0, 0, &dwWindowsThreadId); | |
ee78dc32 GV |
7166 | |
7167 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
7168 | } | |
d67d1627 | 7169 | |
52cf03a1 | 7170 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 7171 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
7172 | following call to AttachThreadInput, which should do precisely what |
7173 | we need, causes major problems when Emacs is linked as a console | |
7174 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 7175 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
7176 | calls for us (ones that affect, or depend on, the active/focus |
7177 | window state. */ | |
7178 | #ifdef ATTACH_THREADS | |
e9e23e23 | 7179 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 7180 | #endif |
689004fa | 7181 | |
33e40ce7 | 7182 | /* Dynamically link to optional system components. */ |
689004fa | 7183 | { |
82e11ab1 JR |
7184 | UINT smoothing_type; |
7185 | BOOL smoothing_enabled; | |
7186 | ||
41375f89 | 7187 | HANDLE gdi_lib = LoadLibrary ("gdi32.dll"); |
689004fa | 7188 | |
41375f89 | 7189 | #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn) |
689004fa | 7190 | |
41375f89 JR |
7191 | LOAD_PROC (gdi_lib, GetFontUnicodeRanges); |
7192 | ||
689004fa GV |
7193 | #undef LOAD_PROC |
7194 | ||
41375f89 | 7195 | FreeLibrary (gdi_lib); |
689004fa | 7196 | |
33e40ce7 JR |
7197 | /* Ensure scrollbar handle is at least 5 pixels. */ |
7198 | vertical_scroll_bar_min_handle = 5; | |
689004fa GV |
7199 | |
7200 | /* For either kind of scroll bar, take account of the arrows; these | |
7201 | effectively form the border of the main scroll bar range. */ | |
7202 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
7203 | = GetSystemMetrics (SM_CYVSCROLL); | |
c2baa2b6 JR |
7204 | |
7205 | /* Constants that are not always defined by the system headers | |
7206 | since they only exist on certain versions of Windows. */ | |
7207 | #ifndef SPI_GETFONTSMOOTHING | |
7208 | #define SPI_GETFONTSMOOTHING 0x4A | |
7209 | #endif | |
7210 | #ifndef SPI_GETFONTSMOOTHINGTYPE | |
7211 | #define SPI_GETFONTSMOOTHINGTYPE 0x0200A | |
7212 | #endif | |
7213 | #ifndef FE_FONTSMOOTHINGCLEARTYPE | |
7214 | #define FE_FONTSMOOTHINGCLEARTYPE 0x2 | |
7215 | #endif | |
7216 | ||
7217 | /* Determine if Cleartype is in use. Used to enable a hack in | |
7218 | the char metric calculations which adds extra pixels to | |
7219 | compensate for the "sub-pixels" that are not counted by the | |
7220 | system APIs. */ | |
7221 | cleartype_active = | |
7222 | SystemParametersInfo (SPI_GETFONTSMOOTHING, 0, &smoothing_enabled, 0) | |
7223 | && smoothing_enabled | |
7224 | && SystemParametersInfo (SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing_type, 0) | |
7225 | && smoothing_type == FE_FONTSMOOTHINGCLEARTYPE; | |
689004fa | 7226 | } |
ee78dc32 GV |
7227 | } |
7228 | ||
7229 | void | |
fbd6baed | 7230 | syms_of_w32term () |
ee78dc32 | 7231 | { |
fbd6baed GV |
7232 | staticpro (&w32_display_name_list); |
7233 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
7234 | |
7235 | staticpro (&last_mouse_scroll_bar); | |
7236 | last_mouse_scroll_bar = Qnil; | |
7237 | ||
5f33dbf7 | 7238 | DEFSYM (Qvendor_specific_keysyms, "vendor-specific-keysyms"); |
52cf03a1 | 7239 | |
fbd6baed | 7240 | DEFVAR_INT ("w32-num-mouse-buttons", |
e597eb7d | 7241 | &w32_num_mouse_buttons, |
33f09670 | 7242 | doc: /* Number of physical mouse buttons. */); |
e597eb7d | 7243 | w32_num_mouse_buttons = 2; |
52cf03a1 | 7244 | |
fbd6baed GV |
7245 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
7246 | &Vw32_swap_mouse_buttons, | |
33f09670 JR |
7247 | doc: /* Swap the mapping of middle and right mouse buttons. |
7248 | When nil, middle button is mouse-2 and right button is mouse-3. */); | |
fbd6baed | 7249 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
7250 | |
7251 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
7252 | &Vw32_grab_focus_on_raise, | |
33f09670 JR |
7253 | doc: /* Raised frame grabs input focus. |
7254 | When t, `raise-frame' grabs input focus as well. This fits well | |
7255 | with the normal Windows click-to-focus policy, but might not be | |
7256 | desirable when using a point-to-focus policy. */); | |
689004fa GV |
7257 | Vw32_grab_focus_on_raise = Qt; |
7258 | ||
7259 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
7260 | &Vw32_capslock_is_shiftlock, | |
33f09670 JR |
7261 | doc: /* Apply CapsLock state to non character input keys. |
7262 | When nil, CapsLock only affects normal character input keys. */); | |
689004fa | 7263 | Vw32_capslock_is_shiftlock = Qnil; |
ef0e360f GV |
7264 | |
7265 | DEFVAR_LISP ("w32-recognize-altgr", | |
7266 | &Vw32_recognize_altgr, | |
33f09670 JR |
7267 | doc: /* Recognize right-alt and left-ctrl as AltGr. |
7268 | When nil, the right-alt and left-ctrl key combination is | |
d67d1627 | 7269 | interpreted normally. */); |
ef0e360f | 7270 | Vw32_recognize_altgr = Qt; |
bc6af935 | 7271 | |
484fa2c1 GV |
7272 | DEFVAR_BOOL ("w32-enable-unicode-output", |
7273 | &w32_enable_unicode_output, | |
33f09670 JR |
7274 | doc: /* Enable the use of Unicode for text output if non-nil. |
7275 | Unicode output may prevent some third party applications for displaying | |
7276 | Far-East Languages on Windows 95/98 from working properly. | |
7277 | NT uses Unicode internally anyway, so this flag will probably have no | |
decb374a | 7278 | effect on NT machines. */); |
484fa2c1 | 7279 | w32_enable_unicode_output = 1; |
a1b9438c | 7280 | |
99558ce8 JR |
7281 | DEFVAR_BOOL ("w32-use-visible-system-caret", |
7282 | &w32_use_visible_system_caret, | |
7283 | doc: /* Flag to make the system caret visible. | |
7284 | When this is non-nil, Emacs will indicate the position of point by | |
7285 | using the system caret instead of drawing its own cursor. Some screen | |
7286 | reader software does not track the system cursor properly when it is | |
7287 | invisible, and gets confused by Emacs drawing its own cursor, so this | |
d67d1627 | 7288 | variable is initialized to t when Emacs detects that screen reader |
99558ce8 JR |
7289 | software is running as it starts up. |
7290 | ||
7291 | When this variable is set, other variables affecting the appearance of | |
7292 | the cursor have no effect. */); | |
7293 | ||
c2baa2b6 | 7294 | w32_use_visible_system_caret = 0; |
99558ce8 | 7295 | |
099b6577 EZ |
7296 | /* We don't yet support this, but defining this here avoids whining |
7297 | from cus-start.el and other places, like "M-x set-variable". */ | |
7298 | DEFVAR_BOOL ("x-use-underline-position-properties", | |
7299 | &x_use_underline_position_properties, | |
7300 | doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties. | |
e1e4b63b | 7301 | A value of nil means ignore them. If you encounter fonts with bogus |
099b6577 EZ |
7302 | UNDERLINE_POSITION font properties, for example 7x13 on XFree prior |
7303 | to 4.1, set this to nil. | |
7304 | ||
7305 | NOTE: Not supported on MS-Windows yet. */); | |
7306 | x_use_underline_position_properties = 0; | |
7307 | ||
30f27523 KS |
7308 | DEFVAR_BOOL ("x-underline-at-descent-line", |
7309 | &x_underline_at_descent_line, | |
7310 | doc: /* *Non-nil means to draw the underline at the same place as the descent line. | |
e1e4b63b JB |
7311 | A value of nil means to draw the underline according to the value of the |
7312 | variable `x-use-underline-position-properties', which is usually at the | |
7313 | baseline level. The default value is nil. */); | |
30f27523 KS |
7314 | x_underline_at_descent_line = 0; |
7315 | ||
5bf04520 | 7316 | DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars, |
33f09670 | 7317 | doc: /* If not nil, Emacs uses toolkit scroll bars. */); |
5bf04520 | 7318 | Vx_toolkit_scroll_bars = Qt; |
791f420f JR |
7319 | |
7320 | staticpro (&last_mouse_motion_frame); | |
7321 | last_mouse_motion_frame = Qnil; | |
ee78dc32 | 7322 | } |
6b61353c KH |
7323 | |
7324 | /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646 | |
7325 | (do not change this comment) */ |