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 |
2face669 | 1849 | || cleartype_active |
791f420f JR |
1850 | || force_p) |
1851 | { | |
60222d69 | 1852 | x_clear_glyph_string_rect (s, s->x, s->y + box_line_width, |
791f420f | 1853 | s->background_width, |
60222d69 | 1854 | s->height - 2 * box_line_width); |
791f420f JR |
1855 | s->background_filled_p = 1; |
1856 | } | |
1857 | } | |
1858 | } | |
1859 | ||
1860 | ||
1861 | /* Draw the foreground of glyph string S. */ | |
1862 | ||
1863 | static void | |
1864 | x_draw_glyph_string_foreground (s) | |
1865 | struct glyph_string *s; | |
1866 | { | |
1867 | int i, x; | |
01b220b6 | 1868 | HFONT old_font; |
791f420f JR |
1869 | |
1870 | /* If first glyph of S has a left box line, start drawing the text | |
1871 | of S to the right of that box line. */ | |
1872 | if (s->face->box != FACE_NO_BOX | |
1873 | && s->first_glyph->left_box_line_p) | |
1ea40aa2 | 1874 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1875 | else |
1876 | x = s->x; | |
1877 | ||
2face669 JR |
1878 | if (s->for_overlaps || (s->background_filled_p && s->hl != DRAW_CURSOR) |
1879 | || cleartype_active) | |
791f420f JR |
1880 | SetBkMode (s->hdc, TRANSPARENT); |
1881 | else | |
1882 | SetBkMode (s->hdc, OPAQUE); | |
1883 | ||
1884 | SetTextColor (s->hdc, s->gc->foreground); | |
1885 | SetBkColor (s->hdc, s->gc->background); | |
1886 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1887 | ||
1888 | if (s->font && s->font->hfont) | |
01b220b6 | 1889 | old_font = SelectObject (s->hdc, s->font->hfont); |
791f420f JR |
1890 | |
1891 | /* Draw characters of S as rectangles if S's font could not be | |
1892 | loaded. */ | |
1893 | if (s->font_not_found_p) | |
1894 | { | |
1895 | for (i = 0; i < s->nchars; ++i) | |
1896 | { | |
1897 | struct glyph *g = s->first_glyph + i; | |
1898 | ||
1899 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1, | |
1900 | s->height - 1); | |
1901 | x += g->pixel_width; | |
1902 | } | |
1903 | } | |
027f6f90 JR |
1904 | #ifdef USE_FONT_BACKEND |
1905 | else if (enable_font_backend) | |
1906 | { | |
027f6f90 JR |
1907 | int boff = s->font_info->baseline_offset; |
1908 | struct font *font = (struct font *) s->font_info; | |
1909 | int y; | |
1910 | ||
027f6f90 JR |
1911 | if (s->font_info->vertical_centering) |
1912 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1913 | ||
1914 | y = s->ybase - boff; | |
1915 | if (s->for_overlaps | |
1916 | || (s->background_filled_p && s->hl != DRAW_CURSOR)) | |
1917 | font->driver->draw (s, 0, s->nchars, x, y, 0); | |
1918 | else | |
1919 | font->driver->draw (s, 0, s->nchars, x, y, 1); | |
1920 | if (s->face->overstrike) | |
1921 | font->driver->draw (s, 0, s->nchars, x + 1, y, 0); | |
1922 | } | |
1923 | #endif /* USE_FONT_BACKEND */ | |
791f420f JR |
1924 | else |
1925 | { | |
1926 | char *char1b = (char *) s->char2b; | |
1927 | int boff = s->font_info->baseline_offset; | |
1928 | ||
1929 | if (s->font_info->vertical_centering) | |
1930 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1931 | ||
1932 | /* If we can use 8-bit functions, condense S->char2b. */ | |
1933 | if (!s->two_byte_p) | |
1934 | for (i = 0; i < s->nchars; ++i) | |
6b6bd726 | 1935 | char1b[i] = XCHAR2B_BYTE2 (&s->char2b[i]); |
791f420f JR |
1936 | |
1937 | /* Draw text with TextOut and friends. */ | |
1cb8c82e | 1938 | w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars); |
a18bb28d JR |
1939 | |
1940 | if (s->face->overstrike) | |
1941 | { | |
1942 | /* For overstriking (to simulate bold-face), draw the | |
1943 | characters again shifted to the right by one pixel. */ | |
4975e695 | 1944 | int old_BkMode = SetBkMode (s->hdc, TRANSPARENT); |
a18bb28d | 1945 | w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars); |
4975e695 JB |
1946 | if (old_BkMode && old_BkMode != TRANSPARENT) |
1947 | SetBkMode (s->hdc, old_BkMode); | |
a18bb28d | 1948 | } |
791f420f | 1949 | } |
01b220b6 JR |
1950 | if (s->font && s->font->hfont) |
1951 | SelectObject (s->hdc, old_font); | |
791f420f JR |
1952 | } |
1953 | ||
1954 | /* Draw the foreground of composite glyph string S. */ | |
1955 | ||
1956 | static void | |
1957 | x_draw_composite_glyph_string_foreground (s) | |
1958 | struct glyph_string *s; | |
1959 | { | |
027f6f90 | 1960 | int i, j, x; |
01b220b6 | 1961 | HFONT old_font; |
791f420f JR |
1962 | |
1963 | /* If first glyph of S has a left box line, start drawing the text | |
1964 | of S to the right of that box line. */ | |
027f6f90 | 1965 | if (s->face && s->face->box != FACE_NO_BOX |
791f420f | 1966 | && s->first_glyph->left_box_line_p) |
1ea40aa2 | 1967 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1968 | else |
1969 | x = s->x; | |
1970 | ||
1971 | /* S is a glyph string for a composition. S->gidx is the index of | |
1972 | the first character drawn for glyphs of this composition. | |
1973 | S->gidx == 0 means we are drawing the very first character of | |
1974 | this composition. */ | |
1975 | ||
1976 | SetTextColor (s->hdc, s->gc->foreground); | |
1977 | SetBkColor (s->hdc, s->gc->background); | |
1978 | SetBkMode (s->hdc, TRANSPARENT); | |
1979 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1980 | ||
01b220b6 JR |
1981 | if (s->font && s->font->hfont) |
1982 | old_font = SelectObject (s->hdc, s->font->hfont); | |
1983 | ||
791f420f JR |
1984 | /* Draw a rectangle for the composition if the font for the very |
1985 | first character of the composition could not be loaded. */ | |
1986 | if (s->font_not_found_p) | |
1987 | { | |
1988 | if (s->gidx == 0) | |
1989 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1, | |
1990 | s->height - 1); | |
1991 | } | |
027f6f90 JR |
1992 | #ifdef USE_FONT_BACKEND |
1993 | else if (enable_font_backend) | |
791f420f | 1994 | { |
027f6f90 JR |
1995 | struct font *font = (struct font *) s->font_info; |
1996 | int y = s->ybase; | |
1997 | int width = 0; | |
1998 | ||
1999 | if (s->cmp->method == COMPOSITION_WITH_GLYPH_STRING) | |
a18bb28d | 2000 | { |
027f6f90 JR |
2001 | Lisp_Object gstring = AREF (XHASH_TABLE (composition_hash_table) |
2002 | ->key_and_value, | |
2003 | s->cmp->hash_index * 2); | |
2004 | int from; | |
2005 | ||
2006 | for (i = from = 0; i < s->nchars; i++) | |
2007 | { | |
2008 | Lisp_Object g = LGSTRING_GLYPH (gstring, i); | |
2009 | Lisp_Object adjustment = LGLYPH_ADJUSTMENT (g); | |
2010 | int xoff, yoff, wadjust; | |
2011 | ||
2012 | if (! VECTORP (adjustment)) | |
2013 | { | |
0c16681f | 2014 | width += LGLYPH_WIDTH (g); |
027f6f90 JR |
2015 | continue; |
2016 | } | |
2017 | if (from < i) | |
2018 | { | |
2019 | font->driver->draw (s, from, i, x, y, 0); | |
2020 | x += width; | |
2021 | } | |
2022 | xoff = XINT (AREF (adjustment, 0)); | |
2023 | yoff = XINT (AREF (adjustment, 1)); | |
2024 | wadjust = XINT (AREF (adjustment, 2)); | |
2025 | ||
2026 | font->driver->draw (s, i, i + 1, x + xoff, y + yoff, 0); | |
0c16681f | 2027 | x += wadjust; |
027f6f90 JR |
2028 | from = i + 1; |
2029 | width = 0; | |
2030 | } | |
2031 | if (from < i) | |
2032 | font->driver->draw (s, from, i, x, y, 0); | |
2033 | } | |
2034 | else | |
2035 | { | |
2036 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2037 | if (COMPOSITION_GLYPH (s->cmp, j) != '\t') | |
2038 | { | |
2039 | int xx = x + s->cmp->offsets[j * 2]; | |
2040 | int yy = y - s->cmp->offsets[j * 2 + 1]; | |
2041 | ||
2042 | font->driver->draw (s, j, j + 1, xx, yy, 0); | |
2043 | if (s->face->overstrike) | |
2044 | font->driver->draw (s, j, j + 1, xx + 1, yy, 0); | |
2045 | } | |
a18bb28d | 2046 | } |
791f420f | 2047 | } |
027f6f90 JR |
2048 | #endif /* USE_FONT_BACKEND */ |
2049 | else | |
2050 | { | |
2051 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2052 | if (s->face) | |
2053 | { | |
2054 | w32_text_out (s, x + s->cmp->offsets[j * 2], | |
2055 | s->ybase - s->cmp->offsets[j * 2 + 1], | |
2056 | s->char2b + j, 1); | |
2057 | if (s->face->overstrike) | |
2058 | w32_text_out (s, x + s->cmp->offsets[j * 2] + 1, | |
2059 | s->ybase - s->cmp->offsets[j + 1], | |
2060 | s->char2b + j, 1); | |
2061 | } | |
2062 | } | |
a18bb28d | 2063 | |
01b220b6 JR |
2064 | if (s->font && s->font->hfont) |
2065 | SelectObject (s->hdc, old_font); | |
791f420f JR |
2066 | } |
2067 | ||
e5fa381b JR |
2068 | |
2069 | /* Brightness beyond which a color won't have its highlight brightness | |
2070 | boosted. | |
2071 | ||
2072 | Nominally, highlight colors for `3d' faces are calculated by | |
2073 | brightening an object's color by a constant scale factor, but this | |
2074 | doesn't yield good results for dark colors, so for colors who's | |
2075 | brightness is less than this value (on a scale of 0-255) have to | |
2076 | use an additional additive factor. | |
2077 | ||
2078 | The value here is set so that the default menu-bar/mode-line color | |
2079 | (grey75) will not have its highlights changed at all. */ | |
2080 | #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187 | |
2081 | ||
2082 | ||
791f420f JR |
2083 | /* Allocate a color which is lighter or darker than *COLOR by FACTOR |
2084 | or DELTA. Try a color with RGB values multiplied by FACTOR first. | |
2085 | If this produces the same color as COLOR, try a color where all RGB | |
2086 | values have DELTA added. Return the allocated color in *COLOR. | |
2087 | DISPLAY is the X display, CMAP is the colormap to operate on. | |
2088 | Value is non-zero if successful. */ | |
2089 | ||
2090 | static int | |
2091 | w32_alloc_lighter_color (f, color, factor, delta) | |
2092 | struct frame *f; | |
2093 | COLORREF *color; | |
2094 | double factor; | |
2095 | int delta; | |
2096 | { | |
2097 | COLORREF new; | |
e5fa381b JR |
2098 | long bright; |
2099 | ||
2100 | /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */ | |
2101 | delta /= 256; | |
791f420f JR |
2102 | |
2103 | /* Change RGB values by specified FACTOR. Avoid overflow! */ | |
2104 | xassert (factor >= 0); | |
2105 | new = PALETTERGB (min (0xff, factor * GetRValue (*color)), | |
2106 | min (0xff, factor * GetGValue (*color)), | |
2107 | min (0xff, factor * GetBValue (*color))); | |
e5fa381b JR |
2108 | |
2109 | /* Calculate brightness of COLOR. */ | |
2110 | bright = (2 * GetRValue (*color) + 3 * GetGValue (*color) | |
2111 | + GetBValue (*color)) / 6; | |
2112 | ||
2113 | /* We only boost colors that are darker than | |
2114 | HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */ | |
2115 | if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT) | |
2116 | /* Make an additive adjustment to NEW, because it's dark enough so | |
2117 | that scaling by FACTOR alone isn't enough. */ | |
2118 | { | |
2119 | /* How far below the limit this color is (0 - 1, 1 being darker). */ | |
2120 | double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT; | |
2121 | /* The additive adjustment. */ | |
2122 | int min_delta = delta * dimness * factor / 2; | |
d67d1627 | 2123 | |
e5fa381b JR |
2124 | if (factor < 1) |
2125 | new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))), | |
2126 | max (0, min (0xff, min_delta - GetGValue (*color))), | |
2127 | max (0, min (0xff, min_delta - GetBValue (*color)))); | |
2128 | else | |
2129 | new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))), | |
2130 | max (0, min (0xff, min_delta + GetGValue (*color))), | |
2131 | max (0, min (0xff, min_delta + GetBValue (*color)))); | |
2132 | } | |
d67d1627 | 2133 | |
791f420f JR |
2134 | if (new == *color) |
2135 | new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))), | |
2136 | max (0, min (0xff, delta + GetGValue (*color))), | |
2137 | max (0, min (0xff, delta + GetBValue (*color)))); | |
2138 | ||
01b220b6 JR |
2139 | /* TODO: Map to palette and retry with delta if same? */ |
2140 | /* TODO: Free colors (if using palette)? */ | |
93ff4395 | 2141 | |
791f420f JR |
2142 | if (new == *color) |
2143 | return 0; | |
2144 | ||
2145 | *color = new; | |
2146 | ||
2147 | return 1; | |
2148 | } | |
2149 | ||
2150 | ||
2151 | /* Set up the foreground color for drawing relief lines of glyph | |
2152 | string S. RELIEF is a pointer to a struct relief containing the GC | |
2153 | with which lines will be drawn. Use a color that is FACTOR or | |
2154 | DELTA lighter or darker than the relief's background which is found | |
2155 | in S->f->output_data.x->relief_background. If such a color cannot | |
2156 | be allocated, use DEFAULT_PIXEL, instead. */ | |
d67d1627 | 2157 | |
791f420f JR |
2158 | static void |
2159 | w32_setup_relief_color (f, relief, factor, delta, default_pixel) | |
2160 | struct frame *f; | |
2161 | struct relief *relief; | |
2162 | double factor; | |
2163 | int delta; | |
2164 | COLORREF default_pixel; | |
2165 | { | |
2166 | XGCValues xgcv; | |
2167 | struct w32_output *di = f->output_data.w32; | |
2168 | unsigned long mask = GCForeground; | |
2169 | COLORREF pixel; | |
2170 | COLORREF background = di->relief_background; | |
2171 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
2172 | ||
01b220b6 | 2173 | /* TODO: Free colors (if using palette)? */ |
93ff4395 | 2174 | |
791f420f JR |
2175 | /* Allocate new color. */ |
2176 | xgcv.foreground = default_pixel; | |
2177 | pixel = background; | |
2178 | if (w32_alloc_lighter_color (f, &pixel, factor, delta)) | |
2179 | { | |
2180 | relief->allocated_p = 1; | |
2181 | xgcv.foreground = relief->pixel = pixel; | |
2182 | } | |
d67d1627 | 2183 | |
791f420f JR |
2184 | if (relief->gc == 0) |
2185 | { | |
01b220b6 | 2186 | #if 0 /* TODO: stipple */ |
791f420f JR |
2187 | xgcv.stipple = dpyinfo->gray; |
2188 | mask |= GCStipple; | |
2189 | #endif | |
2190 | relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv); | |
2191 | } | |
2192 | else | |
2193 | XChangeGC (NULL, relief->gc, mask, &xgcv); | |
2194 | } | |
2195 | ||
2196 | ||
2197 | /* Set up colors for the relief lines around glyph string S. */ | |
2198 | ||
2199 | static void | |
2200 | x_setup_relief_colors (s) | |
2201 | struct glyph_string *s; | |
2202 | { | |
2203 | struct w32_output *di = s->f->output_data.w32; | |
2204 | COLORREF color; | |
2205 | ||
2206 | if (s->face->use_box_color_for_shadows_p) | |
2207 | color = s->face->box_color; | |
6ff3e5e3 | 2208 | else if (s->first_glyph->type == IMAGE_GLYPH |
6637c996 | 2209 | && s->img->pixmap |
6ff3e5e3 JR |
2210 | && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0)) |
2211 | color = IMAGE_BACKGROUND (s->img, s->f, 0); | |
791f420f JR |
2212 | else |
2213 | color = s->gc->background; | |
2214 | ||
2215 | if (di->white_relief.gc == 0 | |
2216 | || color != di->relief_background) | |
2217 | { | |
2218 | di->relief_background = color; | |
2219 | w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000, | |
2220 | WHITE_PIX_DEFAULT (s->f)); | |
2221 | w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000, | |
2222 | BLACK_PIX_DEFAULT (s->f)); | |
2223 | } | |
2224 | } | |
2225 | ||
2226 | ||
2227 | /* Draw a relief on frame F inside the rectangle given by LEFT_X, | |
2228 | TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief | |
2229 | to draw, it must be >= 0. RAISED_P non-zero means draw a raised | |
2230 | relief. LEFT_P non-zero means draw a relief on the left side of | |
2231 | the rectangle. RIGHT_P non-zero means draw a relief on the right | |
2232 | side of the rectangle. CLIP_RECT is the clipping rectangle to use | |
2233 | when drawing. */ | |
2234 | ||
2235 | static void | |
2236 | w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width, | |
cb0b194a | 2237 | raised_p, top_p, bot_p, left_p, right_p, clip_rect) |
791f420f | 2238 | struct frame *f; |
cb0b194a KS |
2239 | int left_x, top_y, right_x, bottom_y, width; |
2240 | int top_p, bot_p, left_p, right_p, raised_p; | |
791f420f JR |
2241 | RECT *clip_rect; |
2242 | { | |
2243 | int i; | |
2244 | XGCValues gc; | |
2245 | HDC hdc = get_frame_dc (f); | |
2246 | ||
2247 | if (raised_p) | |
e5fa381b | 2248 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
791f420f | 2249 | else |
e5fa381b | 2250 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f JR |
2251 | |
2252 | w32_set_clip_rectangle (hdc, clip_rect); | |
2253 | ||
2254 | /* Top. */ | |
cb0b194a KS |
2255 | if (top_p) |
2256 | for (i = 0; i < width; ++i) | |
2257 | w32_fill_area (f, hdc, gc.foreground, | |
2258 | left_x + i * left_p, top_y + i, | |
2259 | right_x - left_x - i * (left_p + right_p ) + 1, 1); | |
791f420f JR |
2260 | |
2261 | /* Left. */ | |
2262 | if (left_p) | |
2263 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2264 | w32_fill_area (f, hdc, gc.foreground, |
2265 | left_x + i, top_y + i, 1, | |
df3bd29d | 2266 | bottom_y - top_y - 2 * i + 1); |
791f420f JR |
2267 | |
2268 | if (raised_p) | |
e5fa381b | 2269 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f | 2270 | else |
e5fa381b | 2271 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
d67d1627 | 2272 | |
791f420f | 2273 | /* Bottom. */ |
cb0b194a KS |
2274 | if (bot_p) |
2275 | for (i = 0; i < width; ++i) | |
2276 | w32_fill_area (f, hdc, gc.foreground, | |
2277 | left_x + i * left_p, bottom_y - i, | |
2278 | right_x - left_x - i * (left_p + right_p) + 1, 1); | |
791f420f JR |
2279 | |
2280 | /* Right. */ | |
2281 | if (right_p) | |
2282 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2283 | w32_fill_area (f, hdc, gc.foreground, |
2284 | right_x - i, top_y + i + 1, 1, | |
df3bd29d | 2285 | bottom_y - top_y - 2 * i - 1); |
791f420f JR |
2286 | |
2287 | w32_set_clip_rectangle (hdc, NULL); | |
d67d1627 | 2288 | |
791f420f JR |
2289 | release_frame_dc (f, hdc); |
2290 | } | |
2291 | ||
2292 | ||
2293 | /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y, | |
2294 | RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to | |
2295 | draw, it must be >= 0. LEFT_P non-zero means draw a line on the | |
2296 | left side of the rectangle. RIGHT_P non-zero means draw a line | |
2297 | on the right side of the rectangle. CLIP_RECT is the clipping | |
2298 | rectangle to use when drawing. */ | |
2299 | ||
2300 | static void | |
2301 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2302 | left_p, right_p, clip_rect) | |
2303 | struct glyph_string *s; | |
2304 | int left_x, top_y, right_x, bottom_y, width, left_p, right_p; | |
2305 | RECT *clip_rect; | |
2306 | { | |
00fe468b | 2307 | w32_set_clip_rectangle (s->hdc, clip_rect); |
d67d1627 | 2308 | |
791f420f | 2309 | /* Top. */ |
00fe468b | 2310 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2311 | left_x, top_y, right_x - left_x + 1, width); |
791f420f JR |
2312 | |
2313 | /* Left. */ | |
2314 | if (left_p) | |
2315 | { | |
00fe468b | 2316 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2317 | left_x, top_y, width, bottom_y - top_y + 1); |
791f420f | 2318 | } |
d67d1627 | 2319 | |
791f420f | 2320 | /* Bottom. */ |
00fe468b | 2321 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2322 | left_x, bottom_y - width + 1, right_x - left_x + 1, width); |
d67d1627 | 2323 | |
791f420f JR |
2324 | /* Right. */ |
2325 | if (right_p) | |
2326 | { | |
00fe468b | 2327 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2328 | right_x - width + 1, top_y, width, bottom_y - top_y + 1); |
791f420f JR |
2329 | } |
2330 | ||
00fe468b | 2331 | w32_set_clip_rectangle (s->hdc, NULL); |
791f420f JR |
2332 | } |
2333 | ||
2334 | ||
2335 | /* Draw a box around glyph string S. */ | |
2336 | ||
2337 | static void | |
2338 | x_draw_glyph_string_box (s) | |
2339 | struct glyph_string *s; | |
2340 | { | |
2341 | int width, left_x, right_x, top_y, bottom_y, last_x, raised_p; | |
2342 | int left_p, right_p; | |
2343 | struct glyph *last_glyph; | |
2344 | RECT clip_rect; | |
2345 | ||
82ead4b1 KS |
2346 | last_x = ((s->row->full_width_p && !s->w->pseudo_window_p) |
2347 | ? WINDOW_RIGHT_EDGE_X (s->w) | |
2348 | : window_box_right (s->w, s->area)); | |
d67d1627 | 2349 | |
791f420f JR |
2350 | /* The glyph that may have a right box line. */ |
2351 | last_glyph = (s->cmp || s->img | |
2352 | ? s->first_glyph | |
2353 | : s->first_glyph + s->nchars - 1); | |
2354 | ||
1ea40aa2 | 2355 | width = eabs (s->face->box_line_width); |
791f420f JR |
2356 | raised_p = s->face->box == FACE_RAISED_BOX; |
2357 | left_x = s->x; | |
9f5a911b | 2358 | right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p |
791f420f JR |
2359 | ? last_x - 1 |
2360 | : min (last_x, s->x + s->background_width) - 1)); | |
2361 | top_y = s->y; | |
2362 | bottom_y = top_y + s->height - 1; | |
2363 | ||
2364 | left_p = (s->first_glyph->left_box_line_p | |
2365 | || (s->hl == DRAW_MOUSE_FACE | |
2366 | && (s->prev == NULL | |
2367 | || s->prev->hl != s->hl))); | |
2368 | right_p = (last_glyph->right_box_line_p | |
2369 | || (s->hl == DRAW_MOUSE_FACE | |
2370 | && (s->next == NULL | |
2371 | || s->next->hl != s->hl))); | |
d67d1627 | 2372 | |
89271099 | 2373 | get_glyph_string_clip_rect (s, &clip_rect); |
791f420f JR |
2374 | |
2375 | if (s->face->box == FACE_SIMPLE_BOX) | |
2376 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2377 | left_p, right_p, &clip_rect); | |
2378 | else | |
2379 | { | |
2380 | x_setup_relief_colors (s); | |
2381 | w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y, | |
cb0b194a | 2382 | width, raised_p, 1, 1, left_p, right_p, &clip_rect); |
791f420f JR |
2383 | } |
2384 | } | |
2385 | ||
2386 | ||
2387 | /* Draw foreground of image glyph string S. */ | |
2388 | ||
2389 | static void | |
2390 | x_draw_image_foreground (s) | |
2391 | struct glyph_string *s; | |
2392 | { | |
cb0b194a KS |
2393 | int x = s->x; |
2394 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2395 | |
2396 | /* If first glyph of S has a left box line, start drawing it to the | |
2397 | right of that line. */ | |
2398 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2399 | && s->first_glyph->left_box_line_p |
2400 | && s->slice.x == 0) | |
1ea40aa2 | 2401 | x += eabs (s->face->box_line_width); |
791f420f JR |
2402 | |
2403 | /* If there is a margin around the image, adjust x- and y-position | |
2404 | by that margin. */ | |
cb0b194a KS |
2405 | if (s->slice.x == 0) |
2406 | x += s->img->hmargin; | |
2407 | if (s->slice.y == 0) | |
2408 | y += s->img->vmargin; | |
791f420f JR |
2409 | |
2410 | SaveDC (s->hdc); | |
2411 | ||
2412 | if (s->img->pixmap) | |
2413 | { | |
d30591dc JR |
2414 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2415 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2416 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2417 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2418 | SetBkColor (compat_hdc, RGB (255, 255, 255)); | |
2419 | SetTextColor (s->hdc, RGB (0, 0, 0)); | |
2420 | x_set_glyph_string_clipping (s); | |
2421 | ||
791f420f JR |
2422 | if (s->img->mask) |
2423 | { | |
d30591dc JR |
2424 | HDC mask_dc = CreateCompatibleDC (s->hdc); |
2425 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2426 | ||
2427 | SetTextColor (s->hdc, RGB (255, 255, 255)); | |
2428 | SetBkColor (s->hdc, RGB (0, 0, 0)); | |
2429 | ||
cb0b194a KS |
2430 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2431 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2432 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2433 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2434 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2435 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2436 | |
2437 | SelectObject (mask_dc, mask_orig_obj); | |
2438 | DeleteDC (mask_dc); | |
791f420f JR |
2439 | } |
2440 | else | |
791f420f | 2441 | { |
d30591dc JR |
2442 | SetTextColor (s->hdc, s->gc->foreground); |
2443 | SetBkColor (s->hdc, s->gc->background); | |
2444 | ||
cb0b194a KS |
2445 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2446 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2447 | |
2448 | /* When the image has a mask, we can expect that at | |
2449 | least part of a mouse highlight or a block cursor will | |
2450 | be visible. If the image doesn't have a mask, make | |
2451 | a block cursor visible by drawing a rectangle around | |
2452 | the image. I believe it's looking better if we do | |
2453 | nothing here for mouse-face. */ | |
2454 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2455 | { |
2456 | int r = s->img->relief; | |
2457 | if (r < 0) r = -r; | |
2458 | w32_draw_rectangle (s->hdc, s->gc, x - r, y - r , | |
cb0b194a KS |
2459 | s->slice.width + r*2 - 1, |
2460 | s->slice.height + r*2 - 1); | |
c65eff23 | 2461 | } |
791f420f | 2462 | } |
d30591dc JR |
2463 | |
2464 | w32_set_clip_rectangle (s->hdc, NULL); | |
2465 | SelectObject (s->hdc, orig_brush); | |
2466 | DeleteObject (fg_brush); | |
2467 | SelectObject (compat_hdc, orig_obj); | |
2468 | DeleteDC (compat_hdc); | |
791f420f JR |
2469 | } |
2470 | else | |
cb0b194a KS |
2471 | w32_draw_rectangle (s->hdc, s->gc, x, y, |
2472 | s->slice.width - 1, s->slice.height - 1); | |
ee78dc32 | 2473 | |
791f420f JR |
2474 | RestoreDC (s->hdc ,-1); |
2475 | } | |
ee78dc32 | 2476 | |
791f420f | 2477 | |
791f420f JR |
2478 | /* Draw a relief around the image glyph string S. */ |
2479 | ||
2480 | static void | |
2481 | x_draw_image_relief (s) | |
2482 | struct glyph_string *s; | |
2483 | { | |
2484 | int x0, y0, x1, y1, thick, raised_p; | |
2485 | RECT r; | |
cb0b194a KS |
2486 | int x = s->x; |
2487 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
d67d1627 | 2488 | |
791f420f JR |
2489 | /* If first glyph of S has a left box line, start drawing it to the |
2490 | right of that line. */ | |
2491 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2492 | && s->first_glyph->left_box_line_p |
2493 | && s->slice.x == 0) | |
1ea40aa2 | 2494 | x += eabs (s->face->box_line_width); |
d67d1627 | 2495 | |
791f420f JR |
2496 | /* If there is a margin around the image, adjust x- and y-position |
2497 | by that margin. */ | |
cb0b194a KS |
2498 | if (s->slice.x == 0) |
2499 | x += s->img->hmargin; | |
2500 | if (s->slice.y == 0) | |
2501 | y += s->img->vmargin; | |
d67d1627 | 2502 | |
791f420f JR |
2503 | if (s->hl == DRAW_IMAGE_SUNKEN |
2504 | || s->hl == DRAW_IMAGE_RAISED) | |
2505 | { | |
6637c996 | 2506 | thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF; |
791f420f JR |
2507 | raised_p = s->hl == DRAW_IMAGE_RAISED; |
2508 | } | |
2509 | else | |
ee78dc32 | 2510 | { |
1ea40aa2 | 2511 | thick = eabs (s->img->relief); |
791f420f JR |
2512 | raised_p = s->img->relief > 0; |
2513 | } | |
d67d1627 | 2514 | |
791f420f JR |
2515 | x0 = x - thick; |
2516 | y0 = y - thick; | |
cb0b194a KS |
2517 | x1 = x + s->slice.width + thick - 1; |
2518 | y1 = y + s->slice.height + thick - 1; | |
d67d1627 | 2519 | |
791f420f | 2520 | x_setup_relief_colors (s); |
89271099 | 2521 | get_glyph_string_clip_rect (s, &r); |
cb0b194a KS |
2522 | w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p, |
2523 | s->slice.y == 0, | |
2524 | s->slice.y + s->slice.height == s->img->height, | |
2525 | s->slice.x == 0, | |
2526 | s->slice.x + s->slice.width == s->img->width, | |
2527 | &r); | |
791f420f | 2528 | } |
ee78dc32 | 2529 | |
791f420f JR |
2530 | |
2531 | /* Draw the foreground of image glyph string S to PIXMAP. */ | |
2532 | ||
2533 | static void | |
2534 | w32_draw_image_foreground_1 (s, pixmap) | |
2535 | struct glyph_string *s; | |
2536 | HBITMAP pixmap; | |
2537 | { | |
2538 | HDC hdc = CreateCompatibleDC (s->hdc); | |
2539 | HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap); | |
cb0b194a KS |
2540 | int x = 0; |
2541 | int y = s->ybase - s->y - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2542 | |
2543 | /* If first glyph of S has a left box line, start drawing it to the | |
2544 | right of that line. */ | |
2545 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2546 | && s->first_glyph->left_box_line_p |
2547 | && s->slice.x == 0) | |
1ea40aa2 | 2548 | x += eabs (s->face->box_line_width); |
791f420f JR |
2549 | |
2550 | /* If there is a margin around the image, adjust x- and y-position | |
2551 | by that margin. */ | |
cb0b194a KS |
2552 | if (s->slice.x == 0) |
2553 | x += s->img->hmargin; | |
2554 | if (s->slice.y == 0) | |
2555 | y += s->img->vmargin; | |
791f420f JR |
2556 | |
2557 | if (s->img->pixmap) | |
2558 | { | |
d30591dc JR |
2559 | HDC compat_hdc = CreateCompatibleDC (hdc); |
2560 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2561 | HBRUSH orig_brush = SelectObject (hdc, fg_brush); | |
2562 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2563 | ||
791f420f JR |
2564 | if (s->img->mask) |
2565 | { | |
d30591dc JR |
2566 | HDC mask_dc = CreateCompatibleDC (hdc); |
2567 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2568 | ||
2569 | SetTextColor (hdc, RGB (0, 0, 0)); | |
2570 | SetBkColor (hdc, RGB (255, 255, 255)); | |
cb0b194a KS |
2571 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2572 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2573 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2574 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2575 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2576 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2577 | |
2578 | SelectObject (mask_dc, mask_orig_obj); | |
2579 | DeleteDC (mask_dc); | |
791f420f JR |
2580 | } |
2581 | else | |
ef0e360f | 2582 | { |
d30591dc JR |
2583 | SetTextColor (hdc, s->gc->foreground); |
2584 | SetBkColor (hdc, s->gc->background); | |
2585 | ||
cb0b194a KS |
2586 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2587 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2588 | |
2589 | /* When the image has a mask, we can expect that at | |
2590 | least part of a mouse highlight or a block cursor will | |
2591 | be visible. If the image doesn't have a mask, make | |
2592 | a block cursor visible by drawing a rectangle around | |
2593 | the image. I believe it's looking better if we do | |
2594 | nothing here for mouse-face. */ | |
2595 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2596 | { |
2597 | int r = s->img->relief; | |
2598 | if (r < 0) r = -r; | |
cb0b194a KS |
2599 | w32_draw_rectangle (hdc, s->gc, x - r, y - r, |
2600 | s->slice.width + r*2 - 1, | |
2601 | s->slice.height + r*2 - 1); | |
c65eff23 | 2602 | } |
ef0e360f | 2603 | } |
d30591dc JR |
2604 | |
2605 | SelectObject (hdc, orig_brush); | |
2606 | DeleteObject (fg_brush); | |
2607 | SelectObject (compat_hdc, orig_obj); | |
2608 | DeleteDC (compat_hdc); | |
791f420f JR |
2609 | } |
2610 | else | |
cb0b194a KS |
2611 | w32_draw_rectangle (hdc, s->gc, x, y, |
2612 | s->slice.width - 1, s->slice.height - 1); | |
791f420f JR |
2613 | |
2614 | SelectObject (hdc, orig_hdc_obj); | |
2615 | DeleteDC (hdc); | |
2616 | } | |
2617 | ||
2618 | ||
2619 | /* Draw part of the background of glyph string S. X, Y, W, and H | |
2620 | give the rectangle to draw. */ | |
2621 | ||
2622 | static void | |
2623 | x_draw_glyph_string_bg_rect (s, x, y, w, h) | |
2624 | struct glyph_string *s; | |
2625 | int x, y, w, h; | |
2626 | { | |
01b220b6 | 2627 | #if 0 /* TODO: stipple */ |
791f420f JR |
2628 | if (s->stippled_p) |
2629 | { | |
2630 | /* Fill background with a stipple pattern. */ | |
2631 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2632 | XFillRectangle (s->display, s->window, s->gc, x, y, w, h); | |
2633 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2634 | } | |
2635 | else | |
2636 | #endif | |
2637 | x_clear_glyph_string_rect (s, x, y, w, h); | |
2638 | } | |
2639 | ||
2640 | ||
d67d1627 | 2641 | /* Draw image glyph string S. |
791f420f JR |
2642 | |
2643 | s->y | |
2644 | s->x +------------------------- | |
2645 | | s->face->box | |
2646 | | | |
2647 | | +------------------------- | |
d6ff54d5 | 2648 | | | s->img->vmargin |
791f420f JR |
2649 | | | |
2650 | | | +------------------- | |
2651 | | | | the image | |
cabb23bc | 2652 | |
791f420f JR |
2653 | */ |
2654 | ||
2655 | static void | |
2656 | x_draw_image_glyph_string (s) | |
2657 | struct glyph_string *s; | |
2658 | { | |
2659 | int x, y; | |
1ea40aa2 | 2660 | int box_line_hwidth = eabs (s->face->box_line_width); |
60222d69 | 2661 | int box_line_vwidth = max (s->face->box_line_width, 0); |
791f420f JR |
2662 | int height; |
2663 | HBITMAP pixmap = 0; | |
2664 | ||
60222d69 | 2665 | height = s->height - 2 * box_line_vwidth; |
791f420f JR |
2666 | |
2667 | /* Fill background with face under the image. Do it only if row is | |
2668 | taller than image or if image has a clip mask to reduce | |
2669 | flickering. */ | |
2670 | s->stippled_p = s->face->stipple != 0; | |
cb0b194a | 2671 | if (height > s->slice.height |
d6ff54d5 | 2672 | || s->img->hmargin |
c2cc16fa | 2673 | || s->img->vmargin |
791f420f | 2674 | || s->img->mask |
791f420f JR |
2675 | || s->img->pixmap == 0 |
2676 | || s->width != s->background_width) | |
2677 | { | |
cb0b194a KS |
2678 | x = s->x; |
2679 | if (s->first_glyph->left_box_line_p | |
2680 | && s->slice.x == 0) | |
2681 | x += box_line_hwidth; | |
2682 | ||
2683 | y = s->y; | |
2684 | if (s->slice.y == 0) | |
2685 | y += box_line_vwidth; | |
d67d1627 | 2686 | |
d30591dc | 2687 | #if 0 /* TODO: figure out if we need to do this on Windows. */ |
791f420f | 2688 | if (s->img->mask) |
ee78dc32 | 2689 | { |
c2cc16fa JR |
2690 | /* Create a pixmap as large as the glyph string. Fill it |
2691 | with the background color. Copy the image to it, using | |
2692 | its mask. Copy the temporary pixmap to the display. */ | |
791f420f JR |
2693 | Screen *screen = FRAME_X_SCREEN (s->f); |
2694 | int depth = DefaultDepthOfScreen (screen); | |
2695 | ||
2696 | /* Create a pixmap as large as the glyph string. */ | |
2697 | pixmap = XCreatePixmap (s->display, s->window, | |
2698 | s->background_width, | |
2699 | s->height, depth); | |
d67d1627 | 2700 | |
791f420f JR |
2701 | /* Don't clip in the following because we're working on the |
2702 | pixmap. */ | |
2703 | XSetClipMask (s->display, s->gc, None); | |
ee78dc32 | 2704 | |
791f420f JR |
2705 | /* Fill the pixmap with the background color/stipple. */ |
2706 | if (s->stippled_p) | |
2707 | { | |
2708 | /* Fill background with a stipple pattern. */ | |
2709 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2710 | XFillRectangle (s->display, pixmap, s->gc, | |
2711 | 0, 0, s->background_width, s->height); | |
2712 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2713 | } | |
ef0e360f | 2714 | else |
791f420f JR |
2715 | { |
2716 | XGCValues xgcv; | |
2717 | XGetGCValues (s->display, s->gc, GCForeground | GCBackground, | |
2718 | &xgcv); | |
2719 | XSetForeground (s->display, s->gc, xgcv.background); | |
2720 | XFillRectangle (s->display, pixmap, s->gc, | |
2721 | 0, 0, s->background_width, s->height); | |
2722 | XSetForeground (s->display, s->gc, xgcv.foreground); | |
2723 | } | |
ee78dc32 | 2724 | } |
791f420f JR |
2725 | else |
2726 | #endif | |
791f420f | 2727 | x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height); |
d67d1627 | 2728 | |
791f420f JR |
2729 | s->background_filled_p = 1; |
2730 | } | |
ee78dc32 | 2731 | |
791f420f JR |
2732 | /* Draw the foreground. */ |
2733 | if (pixmap != 0) | |
2734 | { | |
2735 | w32_draw_image_foreground_1 (s, pixmap); | |
2736 | x_set_glyph_string_clipping (s); | |
ee78dc32 | 2737 | { |
791f420f JR |
2738 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2739 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2740 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2741 | HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap); | |
2742 | ||
2743 | SetTextColor (s->hdc, s->gc->foreground); | |
2744 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
2745 | BitBlt (s->hdc, s->x, s->y, s->background_width, s->height, |
2746 | compat_hdc, 0, 0, SRCCOPY); | |
d30591dc | 2747 | |
791f420f JR |
2748 | SelectObject (s->hdc, orig_brush); |
2749 | DeleteObject (fg_brush); | |
2750 | SelectObject (compat_hdc, orig_obj); | |
2751 | DeleteDC (compat_hdc); | |
2752 | } | |
2753 | DeleteObject (pixmap); | |
2754 | pixmap = 0; | |
2755 | } | |
2756 | else | |
2757 | x_draw_image_foreground (s); | |
ee78dc32 | 2758 | |
791f420f JR |
2759 | /* If we must draw a relief around the image, do it. */ |
2760 | if (s->img->relief | |
2761 | || s->hl == DRAW_IMAGE_RAISED | |
2762 | || s->hl == DRAW_IMAGE_SUNKEN) | |
2763 | x_draw_image_relief (s); | |
2764 | } | |
ee78dc32 | 2765 | |
cabb23bc | 2766 | |
791f420f | 2767 | /* Draw stretch glyph string S. */ |
cabb23bc | 2768 | |
791f420f JR |
2769 | static void |
2770 | x_draw_stretch_glyph_string (s) | |
2771 | struct glyph_string *s; | |
2772 | { | |
2773 | xassert (s->first_glyph->type == STRETCH_GLYPH); | |
65c4903c | 2774 | |
791f420f JR |
2775 | if (s->hl == DRAW_CURSOR |
2776 | && !x_stretch_cursor_p) | |
2777 | { | |
2778 | /* If `x-stretch-block-cursor' is nil, don't draw a block cursor | |
2779 | as wide as the stretch glyph. */ | |
e8f6b0db KS |
2780 | int width, background_width = s->background_width; |
2781 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2782 | ||
2783 | if (x < left_x) | |
2784 | { | |
2785 | background_width -= left_x - x; | |
2786 | x = left_x; | |
2787 | } | |
2788 | width = min (FRAME_COLUMN_WIDTH (s->f), background_width); | |
cabb23bc | 2789 | |
791f420f | 2790 | /* Draw cursor. */ |
e8f6b0db | 2791 | x_draw_glyph_string_bg_rect (s, x, s->y, width, s->height); |
cabb23bc | 2792 | |
791f420f | 2793 | /* Clear rest using the GC of the original non-cursor face. */ |
e8f6b0db | 2794 | if (width < background_width) |
791f420f JR |
2795 | { |
2796 | XGCValues *gc = s->face->gc; | |
e8f6b0db KS |
2797 | int y = s->y; |
2798 | int w = background_width - width, h = s->height; | |
791f420f JR |
2799 | RECT r; |
2800 | HDC hdc = s->hdc; | |
9f5a911b | 2801 | |
e8f6b0db | 2802 | x += width; |
9f5a911b JR |
2803 | if (s->row->mouse_face_p |
2804 | && cursor_in_mouse_face_p (s->w)) | |
2805 | { | |
2806 | x_set_mouse_face_gc (s); | |
2807 | gc = s->gc; | |
2808 | } | |
2809 | else | |
2810 | gc = s->face->gc; | |
d67d1627 | 2811 | |
89271099 | 2812 | get_glyph_string_clip_rect (s, &r); |
791f420f JR |
2813 | w32_set_clip_rectangle (hdc, &r); |
2814 | ||
01b220b6 | 2815 | #if 0 /* TODO: stipple */ |
791f420f JR |
2816 | if (s->face->stipple) |
2817 | { | |
2818 | /* Fill background with a stipple pattern. */ | |
2819 | XSetFillStyle (s->display, gc, FillOpaqueStippled); | |
2820 | XFillRectangle (s->display, s->window, gc, x, y, w, h); | |
2821 | XSetFillStyle (s->display, gc, FillSolid); | |
2822 | } | |
2823 | else | |
2824 | #endif | |
2825 | { | |
2826 | w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h); | |
2827 | } | |
2828 | } | |
2829 | } | |
9f5a911b | 2830 | else if (!s->background_filled_p) |
e8f6b0db KS |
2831 | { |
2832 | int background_width = s->background_width; | |
2833 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2834 | ||
6c693929 KS |
2835 | /* Don't draw into left margin, fringe or scrollbar area |
2836 | except for header line and mode line. */ | |
2837 | if (x < left_x && !s->row->mode_line_p) | |
e8f6b0db KS |
2838 | { |
2839 | background_width -= left_x - x; | |
2840 | x = left_x; | |
2841 | } | |
2842 | if (background_width > 0) | |
2843 | x_draw_glyph_string_bg_rect (s, x, s->y, background_width, s->height); | |
5e6b6dcd | 2844 | } |
d67d1627 | 2845 | |
791f420f JR |
2846 | s->background_filled_p = 1; |
2847 | } | |
cabb23bc | 2848 | |
cabb23bc | 2849 | |
791f420f JR |
2850 | /* Draw glyph string S. */ |
2851 | ||
2852 | static void | |
2853 | x_draw_glyph_string (s) | |
2854 | struct glyph_string *s; | |
2855 | { | |
858a55c1 AI |
2856 | int relief_drawn_p = 0; |
2857 | ||
791f420f JR |
2858 | /* If S draws into the background of its successor, draw the |
2859 | background of the successor first so that S can draw into it. | |
2860 | This makes S->next use XDrawString instead of XDrawImageString. */ | |
c2ded1b7 | 2861 | if (s->next && s->right_overhang && !s->for_overlaps) |
791f420f | 2862 | { |
027f6f90 JR |
2863 | int width; |
2864 | struct glyph_string *next; | |
2865 | for (width = 0, next = s->next; next; | |
2866 | width += next->width, next = next->next) | |
2867 | if (next->first_glyph->type != IMAGE_GLYPH) | |
2868 | { | |
2869 | x_set_glyph_string_gc (next); | |
2870 | x_set_glyph_string_clipping (next); | |
2871 | x_draw_glyph_string_background (next, 1); | |
2872 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 2873 | next->num_clips = 0; |
027f6f90 JR |
2874 | #endif /* USE_FONT_BACKEND */ |
2875 | } | |
791f420f JR |
2876 | } |
2877 | ||
2878 | /* Set up S->gc, set clipping and draw S. */ | |
2879 | x_set_glyph_string_gc (s); | |
791f420f | 2880 | |
858a55c1 AI |
2881 | /* Draw relief (if any) in advance for char/composition so that the |
2882 | glyph string can be drawn over it. */ | |
c2ded1b7 | 2883 | if (!s->for_overlaps |
858a55c1 AI |
2884 | && s->face->box != FACE_NO_BOX |
2885 | && (s->first_glyph->type == CHAR_GLYPH | |
2886 | || s->first_glyph->type == COMPOSITE_GLYPH)) | |
2887 | ||
2888 | { | |
9f5a911b | 2889 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2890 | x_draw_glyph_string_background (s, 1); |
2891 | x_draw_glyph_string_box (s); | |
9f5a911b | 2892 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2893 | relief_drawn_p = 1; |
2894 | } | |
027f6f90 JR |
2895 | else if ((s->prev && s->prev->hl != s->hl && s->left_overhang) |
2896 | || (s->next && s->next->hl != s->hl && s->right_overhang)) | |
2897 | /* We must clip just this glyph. left_overhang part has already | |
2898 | drawn when s->prev was drawn, and right_overhang part will be | |
2899 | drawn later when s->next is drawn. */ | |
2900 | x_set_glyph_string_clipping_exactly (s, s); | |
9f5a911b JR |
2901 | else |
2902 | x_set_glyph_string_clipping (s); | |
858a55c1 | 2903 | |
791f420f JR |
2904 | switch (s->first_glyph->type) |
2905 | { | |
2906 | case IMAGE_GLYPH: | |
2907 | x_draw_image_glyph_string (s); | |
2908 | break; | |
2909 | ||
2910 | case STRETCH_GLYPH: | |
2911 | x_draw_stretch_glyph_string (s); | |
2912 | break; | |
2913 | ||
2914 | case CHAR_GLYPH: | |
c2ded1b7 | 2915 | if (s->for_overlaps) |
791f420f JR |
2916 | s->background_filled_p = 1; |
2917 | else | |
2918 | x_draw_glyph_string_background (s, 0); | |
2919 | x_draw_glyph_string_foreground (s); | |
2920 | break; | |
2921 | ||
2922 | case COMPOSITE_GLYPH: | |
c2ded1b7 | 2923 | if (s->for_overlaps || s->gidx > 0) |
791f420f JR |
2924 | s->background_filled_p = 1; |
2925 | else | |
2926 | x_draw_glyph_string_background (s, 1); | |
2927 | x_draw_composite_glyph_string_foreground (s); | |
2928 | break; | |
2929 | ||
2930 | default: | |
2931 | abort (); | |
2932 | } | |
2933 | ||
c2ded1b7 | 2934 | if (!s->for_overlaps) |
791f420f JR |
2935 | { |
2936 | /* Draw underline. */ | |
9ef2e2cf JR |
2937 | if (s->face->underline_p |
2938 | && (s->font->bdf || !s->font->tm.tmUnderlined)) | |
791f420f | 2939 | { |
027f6f90 | 2940 | unsigned long h; |
b70be253 | 2941 | int y; |
027f6f90 JR |
2942 | /* Get the underline thickness. Default is 1 pixel. */ |
2943 | #ifdef USE_FONT_BACKEND | |
2944 | if (enable_font_backend) | |
2945 | /* In the future, we must use information of font. */ | |
2946 | h = 1; | |
2947 | else | |
2948 | #endif /* USE_FONT_BACKEND */ | |
2949 | h = 1; | |
791f420f | 2950 | |
027f6f90 JR |
2951 | #ifdef USE_FONT_BACKEND |
2952 | if (enable_font_backend) | |
2953 | { | |
2954 | if (s->face->font) | |
2955 | /* In the future, we must use information of font. */ | |
2956 | y = s->ybase + (s->face->font->max_bounds.descent + 1) / 2; | |
2957 | else | |
2958 | y = s->y + s->height - h; | |
2959 | } | |
2960 | else | |
2961 | #endif | |
30f27523 | 2962 | { |
b70be253 JR |
2963 | y = s->y + s->height - h; |
2964 | /* TODO: Use font information for positioning and | |
2965 | thickness of underline. See OUTLINETEXTMETRIC, | |
2966 | and xterm.c. Note: If you make this work, | |
2967 | don't forget to change the doc string of | |
2968 | x-use-underline_color-position-properties | |
2969 | below. */ | |
2970 | #if 0 | |
2971 | if (!x_underline_at_descent_line) | |
027f6f90 | 2972 | { |
b70be253 | 2973 | ... |
027f6f90 | 2974 | } |
b70be253 | 2975 | #endif |
30f27523 | 2976 | } |
791f420f JR |
2977 | if (s->face->underline_defaulted_p) |
2978 | { | |
2979 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
b70be253 | 2980 | y, s->background_width, 1); |
791f420f JR |
2981 | } |
2982 | else | |
2983 | { | |
2984 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
b70be253 | 2985 | y, s->background_width, 1); |
791f420f JR |
2986 | } |
2987 | } | |
791f420f JR |
2988 | /* Draw overline. */ |
2989 | if (s->face->overline_p) | |
2990 | { | |
2991 | unsigned long dy = 0, h = 1; | |
2992 | ||
2993 | if (s->face->overline_color_defaulted_p) | |
027f6f90 JR |
2994 | { |
2995 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2996 | s->y + dy, s->background_width, h); | |
2997 | } | |
791f420f JR |
2998 | else |
2999 | { | |
59508699 | 3000 | w32_fill_area (s->f, s->hdc, s->face->overline_color, s->x, |
30f27523 | 3001 | s->y + dy, s->background_width, h); |
791f420f JR |
3002 | } |
3003 | } | |
3004 | ||
3005 | /* Draw strike-through. */ | |
9ef2e2cf JR |
3006 | if (s->face->strike_through_p |
3007 | && (s->font->bdf || !s->font->tm.tmStruckOut)) | |
791f420f JR |
3008 | { |
3009 | unsigned long h = 1; | |
3010 | unsigned long dy = (s->height - h) / 2; | |
3011 | ||
3012 | if (s->face->strike_through_color_defaulted_p) | |
3013 | { | |
3014 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy, | |
3015 | s->width, h); | |
3016 | } | |
3017 | else | |
3018 | { | |
def7fa34 | 3019 | w32_fill_area (s->f, s->hdc, s->face->strike_through_color, s->x, |
791f420f JR |
3020 | s->y + dy, s->width, h); |
3021 | } | |
3022 | } | |
3023 | ||
027f6f90 | 3024 | /* Draw relief if not yet drawn. */ |
858a55c1 | 3025 | if (!relief_drawn_p && s->face->box != FACE_NO_BOX) |
791f420f | 3026 | x_draw_glyph_string_box (s); |
027f6f90 JR |
3027 | |
3028 | if (s->prev) | |
3029 | { | |
3030 | struct glyph_string *prev; | |
3031 | ||
3032 | for (prev = s->prev; prev; prev = prev->prev) | |
3033 | if (prev->hl != s->hl | |
3034 | && prev->x + prev->width + prev->right_overhang > s->x) | |
3035 | { | |
3036 | /* As prev was drawn while clipped to its own area, we | |
3037 | must draw the right_overhang part using s->hl now. */ | |
3038 | enum draw_glyphs_face save = prev->hl; | |
3039 | ||
3040 | prev->hl = s->hl; | |
3041 | x_set_glyph_string_gc (prev); | |
3042 | x_set_glyph_string_clipping_exactly (s, prev); | |
3043 | if (prev->first_glyph->type == CHAR_GLYPH) | |
3044 | x_draw_glyph_string_foreground (prev); | |
3045 | else | |
3046 | x_draw_composite_glyph_string_foreground (prev); | |
3047 | w32_set_clip_rectangle (prev->hdc, NULL); | |
3048 | prev->hl = save; | |
3049 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3050 | prev->num_clips = 0; |
027f6f90 JR |
3051 | #endif /* USE_FONT_BACKEND */ |
3052 | } | |
3053 | } | |
3054 | ||
3055 | if (s->next) | |
3056 | { | |
3057 | struct glyph_string *next; | |
3058 | ||
3059 | for (next = s->next; next; next = next->next) | |
3060 | if (next->hl != s->hl | |
3061 | && next->x - next->left_overhang < s->x + s->width) | |
3062 | { | |
3063 | /* As next will be drawn while clipped to its own area, | |
3064 | we must draw the left_overhang part using s->hl now. */ | |
3065 | enum draw_glyphs_face save = next->hl; | |
3066 | ||
3067 | next->hl = s->hl; | |
3068 | x_set_glyph_string_gc (next); | |
3069 | x_set_glyph_string_clipping_exactly (s, next); | |
3070 | if (next->first_glyph->type == CHAR_GLYPH) | |
3071 | x_draw_glyph_string_foreground (next); | |
3072 | else | |
3073 | x_draw_composite_glyph_string_foreground (next); | |
3074 | w32_set_clip_rectangle (next->hdc, NULL); | |
3075 | next->hl = save; | |
3076 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3077 | next->num_clips = 0; |
027f6f90 JR |
3078 | #endif /* USE_FONT_BACKEND */ |
3079 | } | |
3080 | } | |
791f420f JR |
3081 | } |
3082 | ||
3083 | /* Reset clipping. */ | |
3084 | w32_set_clip_rectangle (s->hdc, NULL); | |
027f6f90 | 3085 | #ifdef USE_FONT_BACKEND |
3ca3504a | 3086 | s->num_clips = 0; |
027f6f90 | 3087 | #endif /* USE_FONT_BACKEND */ |
791f420f JR |
3088 | } |
3089 | ||
3090 | ||
89271099 | 3091 | /* Shift display to make room for inserted glyphs. */ |
ee78dc32 | 3092 | |
89271099 KS |
3093 | void |
3094 | w32_shift_glyphs_for_insert (f, x, y, width, height, shift_by) | |
3095 | struct frame *f; | |
3096 | int x, y, width, height, shift_by; | |
791f420f | 3097 | { |
791f420f JR |
3098 | HDC hdc; |
3099 | ||
791f420f | 3100 | hdc = get_frame_dc (f); |
89271099 KS |
3101 | BitBlt (hdc, x + shift_by, y, width, height, |
3102 | hdc, x, y, SRCCOPY); | |
791f420f | 3103 | |
791f420f | 3104 | release_frame_dc (f, hdc); |
ee78dc32 | 3105 | } |
791f420f JR |
3106 | |
3107 | ||
3108 | /* Delete N glyphs at the nominal cursor position. Not implemented | |
3109 | for X frames. */ | |
ee78dc32 | 3110 | |
96214669 | 3111 | static void |
4a418b10 JR |
3112 | x_delete_glyphs (f, n) |
3113 | struct frame *f; | |
791f420f | 3114 | register int n; |
ee78dc32 | 3115 | { |
7e6ac5b9 AI |
3116 | if (! FRAME_W32_P (f)) |
3117 | return; | |
3118 | ||
791f420f JR |
3119 | abort (); |
3120 | } | |
ee78dc32 | 3121 | |
ee78dc32 | 3122 | |
791f420f JR |
3123 | /* Clear entire frame. If updating_frame is non-null, clear that |
3124 | frame. Otherwise clear the selected frame. */ | |
3125 | ||
96214669 | 3126 | static void |
4a418b10 | 3127 | x_clear_frame (struct frame *f) |
ee78dc32 | 3128 | { |
7e6ac5b9 AI |
3129 | if (! FRAME_W32_P (f)) |
3130 | return; | |
3131 | ||
791f420f JR |
3132 | /* Clearing the frame will erase any cursor, so mark them all as no |
3133 | longer visible. */ | |
3134 | mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f))); | |
3135 | output_cursor.hpos = output_cursor.vpos = 0; | |
3136 | output_cursor.x = -1; | |
ee78dc32 | 3137 | |
791f420f JR |
3138 | /* We don't set the output cursor here because there will always |
3139 | follow an explicit cursor_to. */ | |
ee78dc32 GV |
3140 | BLOCK_INPUT; |
3141 | ||
fbd6baed | 3142 | w32_clear_window (f); |
ee78dc32 GV |
3143 | |
3144 | /* We have to clear the scroll bars, too. If we have changed | |
3145 | colors or something like that, then they should be notified. */ | |
3146 | x_scroll_bar_clear (f); | |
3147 | ||
3148 | UNBLOCK_INPUT; | |
3149 | } | |
791f420f | 3150 | |
ee78dc32 GV |
3151 | \f |
3152 | /* Make audible bell. */ | |
3153 | ||
96214669 | 3154 | static void |
4a418b10 | 3155 | w32_ring_bell (struct frame *f) |
ee78dc32 GV |
3156 | { |
3157 | BLOCK_INPUT; | |
3158 | ||
0f32f023 | 3159 | if (FRAME_W32_P (f) && visible_bell) |
8331e676 GV |
3160 | { |
3161 | int i; | |
4a418b10 | 3162 | HWND hwnd = FRAME_W32_WINDOW (f); |
8331e676 | 3163 | |
d67d1627 | 3164 | for (i = 0; i < 5; i++) |
8331e676 GV |
3165 | { |
3166 | FlashWindow (hwnd, TRUE); | |
3167 | Sleep (10); | |
3168 | } | |
3169 | FlashWindow (hwnd, FALSE); | |
3170 | } | |
ee78dc32 | 3171 | else |
4a418b10 | 3172 | w32_sys_ring_bell (f); |
ee78dc32 GV |
3173 | |
3174 | UNBLOCK_INPUT; | |
ee78dc32 | 3175 | } |
791f420f | 3176 | |
ee78dc32 | 3177 | \f |
791f420f JR |
3178 | /* Specify how many text lines, from the top of the window, |
3179 | should be affected by insert-lines and delete-lines operations. | |
3180 | This, and those operations, are used only within an update | |
3181 | that is bounded by calls to x_update_begin and x_update_end. */ | |
ee78dc32 | 3182 | |
96214669 | 3183 | static void |
791f420f JR |
3184 | w32_set_terminal_window (n) |
3185 | register int n; | |
ee78dc32 | 3186 | { |
791f420f | 3187 | /* This function intentionally left blank. */ |
ee78dc32 | 3188 | } |
791f420f JR |
3189 | |
3190 | \f | |
3191 | /*********************************************************************** | |
3192 | Line Dance | |
3193 | ***********************************************************************/ | |
3194 | ||
3195 | /* Perform an insert-lines or delete-lines operation, inserting N | |
3196 | lines or deleting -N lines at vertical position VPOS. */ | |
ee78dc32 | 3197 | |
96214669 | 3198 | static void |
4a418b10 JR |
3199 | x_ins_del_lines (f, vpos, n) |
3200 | struct frame *f; | |
791f420f | 3201 | int vpos, n; |
ee78dc32 | 3202 | { |
7e6ac5b9 AI |
3203 | if (! FRAME_W32_P (f)) |
3204 | return; | |
3205 | ||
ee78dc32 GV |
3206 | abort (); |
3207 | } | |
791f420f JR |
3208 | |
3209 | ||
3210 | /* Scroll part of the display as described by RUN. */ | |
3211 | ||
3212 | static void | |
3213 | x_scroll_run (w, run) | |
3214 | struct window *w; | |
3215 | struct run *run; | |
3216 | { | |
3217 | struct frame *f = XFRAME (w->frame); | |
3218 | int x, y, width, height, from_y, to_y, bottom_y; | |
4d6e8199 JR |
3219 | HWND hwnd = FRAME_W32_WINDOW (f); |
3220 | HRGN expect_dirty; | |
791f420f JR |
3221 | |
3222 | /* Get frame-relative bounding box of the text display area of W, | |
33c34bea KS |
3223 | without mode lines. Include in this box the left and right |
3224 | fringes of W. */ | |
791f420f | 3225 | window_box (w, -1, &x, &y, &width, &height); |
791f420f JR |
3226 | |
3227 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y); | |
3228 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y); | |
3229 | bottom_y = y + height; | |
3230 | ||
3231 | if (to_y < from_y) | |
3232 | { | |
3233 | /* Scrolling up. Make sure we don't copy part of the mode | |
3234 | line at the bottom. */ | |
3235 | if (from_y + run->height > bottom_y) | |
3236 | height = bottom_y - from_y; | |
3237 | else | |
3238 | height = run->height; | |
4d6e8199 | 3239 | expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y); |
791f420f JR |
3240 | } |
3241 | else | |
3242 | { | |
3243 | /* Scolling down. Make sure we don't copy over the mode line. | |
3244 | at the bottom. */ | |
3245 | if (to_y + run->height > bottom_y) | |
3246 | height = bottom_y - to_y; | |
3247 | else | |
3248 | height = run->height; | |
4d6e8199 | 3249 | expect_dirty = CreateRectRgn (x, y, x + width, to_y); |
791f420f JR |
3250 | } |
3251 | ||
3252 | BLOCK_INPUT; | |
d67d1627 | 3253 | |
791f420f JR |
3254 | /* Cursor off. Will be switched on again in x_update_window_end. */ |
3255 | updated_window = w; | |
3256 | x_clear_cursor (w); | |
3257 | ||
4d6e8199 JR |
3258 | { |
3259 | RECT from; | |
3260 | RECT to; | |
3261 | HRGN dirty = CreateRectRgn (0, 0, 0, 0); | |
3262 | HRGN combined = CreateRectRgn (0, 0, 0, 0); | |
3263 | ||
3264 | from.left = to.left = x; | |
3265 | from.right = to.right = x + width; | |
3266 | from.top = from_y; | |
3267 | from.bottom = from_y + height; | |
3268 | to.top = y; | |
3269 | to.bottom = bottom_y; | |
3270 | ||
3271 | ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty, | |
3272 | NULL, SW_INVALIDATE); | |
3273 | ||
3274 | /* Combine this with what we expect to be dirty. This covers the | |
3275 | case where not all of the region we expect is actually dirty. */ | |
3276 | CombineRgn (combined, dirty, expect_dirty, RGN_OR); | |
3277 | ||
3278 | /* If the dirty region is not what we expected, redraw the entire frame. */ | |
3279 | if (!EqualRgn (combined, expect_dirty)) | |
3280 | SET_FRAME_GARBAGED (f); | |
e8ac5d88 JR |
3281 | |
3282 | DeleteObject (dirty); | |
3283 | DeleteObject (combined); | |
4d6e8199 JR |
3284 | } |
3285 | ||
791f420f | 3286 | UNBLOCK_INPUT; |
e8ac5d88 | 3287 | DeleteObject (expect_dirty); |
791f420f JR |
3288 | } |
3289 | ||
9ef2e2cf | 3290 | |
ee78dc32 | 3291 | \f |
791f420f JR |
3292 | /*********************************************************************** |
3293 | Exposure Events | |
3294 | ***********************************************************************/ | |
d67d1627 | 3295 | |
96214669 | 3296 | static void |
89271099 | 3297 | frame_highlight (f) |
791f420f | 3298 | struct frame *f; |
ee78dc32 | 3299 | { |
89271099 KS |
3300 | x_update_cursor (f, 1); |
3301 | } | |
791f420f | 3302 | |
89271099 KS |
3303 | static void |
3304 | frame_unhighlight (f) | |
3305 | struct frame *f; | |
3306 | { | |
3307 | x_update_cursor (f, 1); | |
3308 | } | |
791f420f | 3309 | |
89271099 KS |
3310 | /* The focus has changed. Update the frames as necessary to reflect |
3311 | the new situation. Note that we can't change the selected frame | |
3312 | here, because the Lisp code we are interrupting might become confused. | |
3313 | Each event gets marked with the frame in which it occurred, so the | |
3314 | Lisp code can tell when the switch took place by examining the events. */ | |
791f420f | 3315 | |
89271099 KS |
3316 | static void |
3317 | x_new_focus_frame (dpyinfo, frame) | |
3318 | struct w32_display_info *dpyinfo; | |
3319 | struct frame *frame; | |
3320 | { | |
3321 | struct frame *old_focus = dpyinfo->w32_focus_frame; | |
791f420f | 3322 | |
89271099 | 3323 | if (frame != dpyinfo->w32_focus_frame) |
791f420f | 3324 | { |
89271099 KS |
3325 | /* Set this before calling other routines, so that they see |
3326 | the correct value of w32_focus_frame. */ | |
3327 | dpyinfo->w32_focus_frame = frame; | |
791f420f | 3328 | |
89271099 KS |
3329 | if (old_focus && old_focus->auto_lower) |
3330 | x_lower_frame (old_focus); | |
791f420f | 3331 | |
89271099 KS |
3332 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
3333 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
2df85294 | 3334 | else |
89271099 | 3335 | pending_autoraise_frame = 0; |
791f420f | 3336 | } |
89271099 KS |
3337 | |
3338 | x_frame_rehighlight (dpyinfo); | |
791f420f JR |
3339 | } |
3340 | ||
55131bef JR |
3341 | |
3342 | /* Handle FocusIn and FocusOut state changes for FRAME. | |
3343 | If FRAME has focus and there exists more than one frame, puts | |
3344 | a FOCUS_IN_EVENT into *BUFP. */ | |
3345 | ||
3346 | static void | |
3347 | x_focus_changed (type, state, dpyinfo, frame, bufp) | |
3348 | int type; | |
3349 | int state; | |
3350 | struct w32_display_info *dpyinfo; | |
3351 | struct frame *frame; | |
3352 | struct input_event *bufp; | |
3353 | { | |
3354 | if (type == WM_SETFOCUS) | |
3355 | { | |
3356 | if (dpyinfo->w32_focus_event_frame != frame) | |
3357 | { | |
3358 | x_new_focus_frame (dpyinfo, frame); | |
3359 | dpyinfo->w32_focus_event_frame = frame; | |
3360 | ||
3361 | /* Don't stop displaying the initial startup message | |
3362 | for a switch-frame event we don't need. */ | |
8e50cc2d SM |
3363 | if (NILP (Vterminal_frame) |
3364 | && CONSP (Vframe_list) | |
3365 | && !NILP (XCDR (Vframe_list))) | |
55131bef JR |
3366 | { |
3367 | bufp->kind = FOCUS_IN_EVENT; | |
3368 | XSETFRAME (bufp->frame_or_window, frame); | |
3369 | } | |
3370 | } | |
3371 | ||
3372 | frame->output_data.x->focus_state |= state; | |
3373 | ||
3374 | /* TODO: IME focus? */ | |
3375 | } | |
3376 | else if (type == WM_KILLFOCUS) | |
3377 | { | |
3378 | frame->output_data.x->focus_state &= ~state; | |
3379 | ||
3380 | if (dpyinfo->w32_focus_event_frame == frame) | |
3381 | { | |
3382 | dpyinfo->w32_focus_event_frame = 0; | |
3383 | x_new_focus_frame (dpyinfo, 0); | |
3384 | } | |
3385 | ||
3386 | /* TODO: IME focus? */ | |
3387 | } | |
3388 | } | |
3389 | ||
3390 | ||
3391 | /* The focus may have changed. Figure out if it is a real focus change, | |
3392 | by checking both FocusIn/Out and Enter/LeaveNotify events. | |
3393 | ||
3394 | Returns FOCUS_IN_EVENT event in *BUFP. */ | |
3395 | ||
3396 | static void | |
3397 | w32_detect_focus_change (dpyinfo, event, bufp) | |
3398 | struct w32_display_info *dpyinfo; | |
3399 | W32Msg *event; | |
3400 | struct input_event *bufp; | |
3401 | { | |
3402 | struct frame *frame; | |
3403 | ||
3404 | frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd); | |
3405 | if (! frame) | |
3406 | return; | |
3407 | ||
3408 | /* On w32, this is only called from focus events, so no switch needed. */ | |
3409 | x_focus_changed (event->msg.message, | |
3410 | (event->msg.message == WM_KILLFOCUS ? | |
3411 | FOCUS_IMPLICIT : FOCUS_EXPLICIT), | |
3412 | dpyinfo, frame, bufp); | |
3413 | } | |
3414 | ||
3415 | ||
89271099 | 3416 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ |
ee78dc32 GV |
3417 | |
3418 | void | |
3419 | x_mouse_leave (dpyinfo) | |
fbd6baed | 3420 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3421 | { |
fbd6baed | 3422 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
3423 | } |
3424 | ||
3425 | /* The focus has changed, or we have redirected a frame's focus to | |
3426 | another frame (this happens when a frame uses a surrogate | |
9ef2e2cf | 3427 | mini-buffer frame). Shift the highlight as appropriate. |
ee78dc32 GV |
3428 | |
3429 | The FRAME argument doesn't necessarily have anything to do with which | |
9ef2e2cf JR |
3430 | frame is being highlighted or un-highlighted; we only use it to find |
3431 | the appropriate X display info. */ | |
3432 | ||
ee78dc32 | 3433 | static void |
fbd6baed | 3434 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
3435 | struct frame *frame; |
3436 | { | |
7e6ac5b9 AI |
3437 | if (! FRAME_W32_P (frame)) |
3438 | return; | |
fbd6baed | 3439 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
3440 | } |
3441 | ||
3442 | static void | |
3443 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 3444 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3445 | { |
4baaed0f | 3446 | struct frame *old_highlight = dpyinfo->x_highlight_frame; |
ee78dc32 | 3447 | |
fbd6baed | 3448 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 3449 | { |
4baaed0f | 3450 | dpyinfo->x_highlight_frame |
8e50cc2d | 3451 | = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) |
fbd6baed GV |
3452 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) |
3453 | : dpyinfo->w32_focus_frame); | |
4baaed0f | 3454 | if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame)) |
ee78dc32 | 3455 | { |
fbd6baed | 3456 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
4baaed0f | 3457 | dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
3458 | } |
3459 | } | |
3460 | else | |
4baaed0f | 3461 | dpyinfo->x_highlight_frame = 0; |
ee78dc32 | 3462 | |
4baaed0f | 3463 | if (dpyinfo->x_highlight_frame != old_highlight) |
ee78dc32 GV |
3464 | { |
3465 | if (old_highlight) | |
3466 | frame_unhighlight (old_highlight); | |
4baaed0f KS |
3467 | if (dpyinfo->x_highlight_frame) |
3468 | frame_highlight (dpyinfo->x_highlight_frame); | |
ee78dc32 GV |
3469 | } |
3470 | } | |
3471 | \f | |
3472 | /* Keyboard processing - modifier keys, etc. */ | |
3473 | ||
3474 | /* Convert a keysym to its name. */ | |
3475 | ||
3476 | char * | |
3477 | x_get_keysym_name (keysym) | |
3478 | int keysym; | |
3479 | { | |
3480 | /* Make static so we can always return it */ | |
3481 | static char value[100]; | |
3482 | ||
3483 | BLOCK_INPUT; | |
9127e20e | 3484 | GetKeyNameText (keysym, value, 100); |
ee78dc32 GV |
3485 | UNBLOCK_INPUT; |
3486 | ||
3487 | return value; | |
3488 | } | |
9ef2e2cf JR |
3489 | |
3490 | ||
ee78dc32 GV |
3491 | \f |
3492 | /* Mouse clicks and mouse movement. Rah. */ | |
3493 | ||
53823ab9 JR |
3494 | /* Parse a button MESSAGE. The button index is returned in PBUTTON, and |
3495 | the state in PUP. XBUTTON provides extra information for extended mouse | |
3496 | button messages. Returns FALSE if unable to parse the message. */ | |
d67d1627 | 3497 | BOOL |
53823ab9 | 3498 | parse_button (message, xbutton, pbutton, pup) |
ee78dc32 | 3499 | int message; |
53823ab9 | 3500 | int xbutton; |
ee78dc32 GV |
3501 | int * pbutton; |
3502 | int * pup; | |
3503 | { | |
3504 | int button = 0; | |
3505 | int up = 0; | |
d67d1627 | 3506 | |
ee78dc32 GV |
3507 | switch (message) |
3508 | { | |
3509 | case WM_LBUTTONDOWN: | |
3510 | button = 0; | |
3511 | up = 0; | |
3512 | break; | |
3513 | case WM_LBUTTONUP: | |
3514 | button = 0; | |
3515 | up = 1; | |
3516 | break; | |
3517 | case WM_MBUTTONDOWN: | |
fbd6baed | 3518 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3519 | button = 1; |
3520 | else | |
3521 | button = 2; | |
ee78dc32 GV |
3522 | up = 0; |
3523 | break; | |
3524 | case WM_MBUTTONUP: | |
fbd6baed | 3525 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3526 | button = 1; |
3527 | else | |
3528 | button = 2; | |
ee78dc32 GV |
3529 | up = 1; |
3530 | break; | |
3531 | case WM_RBUTTONDOWN: | |
fbd6baed | 3532 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3533 | button = 2; |
3534 | else | |
3535 | button = 1; | |
ee78dc32 GV |
3536 | up = 0; |
3537 | break; | |
3538 | case WM_RBUTTONUP: | |
fbd6baed | 3539 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3540 | button = 2; |
3541 | else | |
3542 | button = 1; | |
ee78dc32 GV |
3543 | up = 1; |
3544 | break; | |
53823ab9 JR |
3545 | case WM_XBUTTONDOWN: |
3546 | button = xbutton + 2; | |
3547 | up = 0; | |
3548 | break; | |
3549 | case WM_XBUTTONUP: | |
3550 | button = xbutton + 2; | |
3551 | up = 1; | |
3552 | break; | |
ee78dc32 GV |
3553 | default: |
3554 | return (FALSE); | |
3555 | } | |
d67d1627 | 3556 | |
ee78dc32 GV |
3557 | if (pup) *pup = up; |
3558 | if (pbutton) *pbutton = button; | |
d67d1627 | 3559 | |
ee78dc32 GV |
3560 | return (TRUE); |
3561 | } | |
3562 | ||
3563 | ||
3564 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
3565 | ||
3566 | If the event is a button press, then note that we have grabbed | |
3567 | the mouse. */ | |
3568 | ||
ec48c3a7 | 3569 | static Lisp_Object |
ee78dc32 GV |
3570 | construct_mouse_click (result, msg, f) |
3571 | struct input_event *result; | |
fbd6baed | 3572 | W32Msg *msg; |
ee78dc32 GV |
3573 | struct frame *f; |
3574 | { | |
3575 | int button; | |
3576 | int up; | |
3577 | ||
53823ab9 JR |
3578 | parse_button (msg->msg.message, HIWORD (msg->msg.wParam), |
3579 | &button, &up); | |
ee78dc32 | 3580 | |
3b8f9651 | 3581 | /* Make the event type NO_EVENT; we'll change that when we decide |
ee78dc32 | 3582 | otherwise. */ |
3b8f9651 | 3583 | result->kind = MOUSE_CLICK_EVENT; |
ee78dc32 GV |
3584 | result->code = button; |
3585 | result->timestamp = msg->msg.time; | |
3586 | result->modifiers = (msg->dwModifiers | |
3587 | | (up | |
3588 | ? up_modifier | |
3589 | : down_modifier)); | |
3590 | ||
ec48c3a7 JR |
3591 | XSETINT (result->x, LOWORD (msg->msg.lParam)); |
3592 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
3593 | XSETFRAME (result->frame_or_window, f); | |
3594 | result->arg = Qnil; | |
3595 | return Qnil; | |
ee78dc32 GV |
3596 | } |
3597 | ||
ec48c3a7 | 3598 | static Lisp_Object |
689004fa GV |
3599 | construct_mouse_wheel (result, msg, f) |
3600 | struct input_event *result; | |
3601 | W32Msg *msg; | |
3602 | struct frame *f; | |
3603 | { | |
3604 | POINT p; | |
637ad49d JR |
3605 | int delta; |
3606 | ||
1526bc23 JR |
3607 | result->kind = msg->msg.message == WM_MOUSEHWHEEL ? HORIZ_WHEEL_EVENT |
3608 | : WHEEL_EVENT; | |
637ad49d | 3609 | result->code = 0; |
689004fa | 3610 | result->timestamp = msg->msg.time; |
637ad49d JR |
3611 | |
3612 | /* A WHEEL_DELTA positive value indicates that the wheel was rotated | |
3613 | forward, away from the user (up); a negative value indicates that | |
3614 | the wheel was rotated backward, toward the user (down). */ | |
3615 | delta = GET_WHEEL_DELTA_WPARAM (msg->msg.wParam); | |
3616 | ||
3617 | /* The up and down modifiers indicate if the wheel was rotated up or | |
3618 | down based on WHEEL_DELTA value. */ | |
3619 | result->modifiers = (msg->dwModifiers | |
3620 | | ((delta < 0 ) ? down_modifier : up_modifier)); | |
3621 | ||
8b03732e JR |
3622 | /* With multiple monitors, we can legitimately get negative |
3623 | coordinates, so cast to short to interpret them correctly. */ | |
3624 | p.x = (short) LOWORD (msg->msg.lParam); | |
3625 | p.y = (short) HIWORD (msg->msg.lParam); | |
9127e20e | 3626 | ScreenToClient (msg->msg.hwnd, &p); |
689004fa GV |
3627 | XSETINT (result->x, p.x); |
3628 | XSETINT (result->y, p.y); | |
3629 | XSETFRAME (result->frame_or_window, f); | |
7e889510 | 3630 | result->arg = Qnil; |
ec48c3a7 | 3631 | return Qnil; |
689004fa GV |
3632 | } |
3633 | ||
ec48c3a7 | 3634 | static Lisp_Object |
12857dfd RS |
3635 | construct_drag_n_drop (result, msg, f) |
3636 | struct input_event *result; | |
3637 | W32Msg *msg; | |
3638 | struct frame *f; | |
3639 | { | |
3640 | Lisp_Object files; | |
3641 | Lisp_Object frame; | |
3642 | HDROP hdrop; | |
3643 | POINT p; | |
3644 | WORD num_files; | |
89271099 KS |
3645 | char *name; |
3646 | int i, len; | |
d67d1627 | 3647 | |
89271099 KS |
3648 | result->kind = DRAG_N_DROP_EVENT; |
3649 | result->code = 0; | |
3650 | result->timestamp = msg->msg.time; | |
3651 | result->modifiers = msg->dwModifiers; | |
791f420f | 3652 | |
89271099 KS |
3653 | hdrop = (HDROP) msg->msg.wParam; |
3654 | DragQueryPoint (hdrop, &p); | |
791f420f | 3655 | |
89271099 KS |
3656 | #if 0 |
3657 | p.x = LOWORD (msg->msg.lParam); | |
3658 | p.y = HIWORD (msg->msg.lParam); | |
3659 | ScreenToClient (msg->msg.hwnd, &p); | |
3660 | #endif | |
791f420f | 3661 | |
89271099 KS |
3662 | XSETINT (result->x, p.x); |
3663 | XSETINT (result->y, p.y); | |
791f420f | 3664 | |
89271099 KS |
3665 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
3666 | files = Qnil; | |
ee78dc32 | 3667 | |
89271099 KS |
3668 | for (i = 0; i < num_files; i++) |
3669 | { | |
3670 | len = DragQueryFile (hdrop, i, NULL, 0); | |
3671 | if (len <= 0) | |
3672 | continue; | |
3673 | name = alloca (len + 1); | |
3674 | DragQueryFile (hdrop, i, name, len + 1); | |
3675 | files = Fcons (DECODE_FILE (build_string (name)), files); | |
ee78dc32 GV |
3676 | } |
3677 | ||
89271099 | 3678 | DragFinish (hdrop); |
2bf04b9d | 3679 | |
89271099 | 3680 | XSETFRAME (frame, f); |
00cff0a1 YM |
3681 | result->frame_or_window = frame; |
3682 | result->arg = files; | |
89271099 | 3683 | return Qnil; |
ee78dc32 GV |
3684 | } |
3685 | ||
89271099 KS |
3686 | \f |
3687 | /* Function to report a mouse movement to the mainstream Emacs code. | |
3688 | The input handler calls this. | |
ee78dc32 | 3689 | |
89271099 KS |
3690 | We have received a mouse movement event, which is given in *event. |
3691 | If the mouse is over a different glyph than it was last time, tell | |
3692 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
3693 | another motion event, so we can check again the next time it moves. */ | |
31d4844a | 3694 | |
89271099 KS |
3695 | static MSG last_mouse_motion_event; |
3696 | static Lisp_Object last_mouse_motion_frame; | |
ec48c3a7 | 3697 | |
fc5c7550 | 3698 | static int |
89271099 KS |
3699 | note_mouse_movement (frame, msg) |
3700 | FRAME_PTR frame; | |
3701 | MSG *msg; | |
ec48c3a7 | 3702 | { |
89271099 KS |
3703 | int mouse_x = LOWORD (msg->lParam); |
3704 | int mouse_y = HIWORD (msg->lParam); | |
ec48c3a7 | 3705 | |
89271099 KS |
3706 | last_mouse_movement_time = msg->time; |
3707 | memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event)); | |
3708 | XSETFRAME (last_mouse_motion_frame, frame); | |
31d4844a | 3709 | |
027f6f90 JR |
3710 | if (!FRAME_X_OUTPUT (frame)) |
3711 | return 0; | |
3712 | ||
89271099 KS |
3713 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
3714 | { | |
3715 | frame->mouse_moved = 1; | |
3716 | last_mouse_scroll_bar = Qnil; | |
3717 | note_mouse_highlight (frame, -1, -1); | |
d3499758 | 3718 | last_mouse_glyph_frame = 0; |
fc5c7550 | 3719 | return 1; |
89271099 | 3720 | } |
31d4844a | 3721 | |
89271099 | 3722 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
d3499758 JR |
3723 | if (frame != last_mouse_glyph_frame |
3724 | || mouse_x < last_mouse_glyph.left | |
fc5c7550 YM |
3725 | || mouse_x >= last_mouse_glyph.right |
3726 | || mouse_y < last_mouse_glyph.top | |
3727 | || mouse_y >= last_mouse_glyph.bottom) | |
31d4844a | 3728 | { |
89271099 KS |
3729 | frame->mouse_moved = 1; |
3730 | last_mouse_scroll_bar = Qnil; | |
3731 | note_mouse_highlight (frame, mouse_x, mouse_y); | |
3732 | /* Remember the mouse position here, as w32_mouse_position only | |
3733 | gets called when mouse tracking is enabled but we also need | |
3734 | to keep track of the mouse for help_echo and highlighting at | |
3735 | other times. */ | |
1bb92eca | 3736 | remember_mouse_glyph (frame, mouse_x, mouse_y, &last_mouse_glyph); |
d3499758 | 3737 | last_mouse_glyph_frame = frame; |
fc5c7550 | 3738 | return 1; |
31d4844a | 3739 | } |
fc5c7550 YM |
3740 | |
3741 | return 0; | |
31d4844a | 3742 | } |
89271099 | 3743 | |
ee78dc32 | 3744 | \f |
89271099 KS |
3745 | /************************************************************************ |
3746 | Mouse Face | |
3747 | ************************************************************************/ | |
3748 | ||
9ef2e2cf | 3749 | static struct scroll_bar *x_window_to_scroll_bar (); |
ee78dc32 | 3750 | static void x_scroll_bar_report_motion (); |
549808db | 3751 | static void x_check_fullscreen P_ ((struct frame *)); |
9f5a911b | 3752 | |
89271099 KS |
3753 | static void |
3754 | redo_mouse_highlight () | |
3755 | { | |
3756 | if (!NILP (last_mouse_motion_frame) | |
3757 | && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame))) | |
3758 | note_mouse_highlight (XFRAME (last_mouse_motion_frame), | |
3759 | LOWORD (last_mouse_motion_event.lParam), | |
3760 | HIWORD (last_mouse_motion_event.lParam)); | |
3761 | } | |
3762 | ||
1bb8a291 | 3763 | static void |
89271099 KS |
3764 | w32_define_cursor (window, cursor) |
3765 | Window window; | |
3766 | Cursor cursor; | |
3767 | { | |
3768 | PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0); | |
3769 | } | |
ee78dc32 GV |
3770 | /* Return the current position of the mouse. |
3771 | *fp should be a frame which indicates which display to ask about. | |
3772 | ||
3773 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
3774 | and *part to the frame, window, and scroll bar part that the mouse | |
3775 | is over. Set *x and *y to the portion and whole of the mouse's | |
3776 | position on the scroll bar. | |
3777 | ||
3778 | If the mouse movement started elsewhere, set *fp to the frame the | |
3779 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
3780 | the mouse is over. | |
3781 | ||
9ef2e2cf | 3782 | Set *time to the server time-stamp for the time at which the mouse |
ee78dc32 GV |
3783 | was at this position. |
3784 | ||
3785 | Don't store anything if we don't have a valid set of values to report. | |
3786 | ||
3787 | This clears the mouse_moved flag, so we can wait for the next mouse | |
9ef2e2cf | 3788 | movement. */ |
ee78dc32 GV |
3789 | |
3790 | static void | |
fbd6baed | 3791 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
3792 | FRAME_PTR *fp; |
3793 | int insist; | |
3794 | Lisp_Object *bar_window; | |
3795 | enum scroll_bar_part *part; | |
3796 | Lisp_Object *x, *y; | |
3797 | unsigned long *time; | |
3798 | { | |
3799 | FRAME_PTR f1; | |
3800 | ||
3801 | BLOCK_INPUT; | |
3802 | ||
95fa970d | 3803 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
ee78dc32 GV |
3804 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
3805 | else | |
3806 | { | |
3807 | POINT pt; | |
3808 | ||
3809 | Lisp_Object frame, tail; | |
3810 | ||
3811 | /* Clear the mouse-moved flag for every frame on this display. */ | |
3812 | FOR_EACH_FRAME (tail, frame) | |
3813 | XFRAME (frame)->mouse_moved = 0; | |
3814 | ||
3815 | last_mouse_scroll_bar = Qnil; | |
d67d1627 | 3816 | |
ee78dc32 GV |
3817 | GetCursorPos (&pt); |
3818 | ||
3819 | /* Now we have a position on the root; find the innermost window | |
3820 | containing the pointer. */ | |
3821 | { | |
fbd6baed | 3822 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
3823 | && FRAME_LIVE_P (last_mouse_frame)) |
3824 | { | |
08712a41 AI |
3825 | /* If mouse was grabbed on a frame, give coords for that frame |
3826 | even if the mouse is now outside it. */ | |
ee78dc32 GV |
3827 | f1 = last_mouse_frame; |
3828 | } | |
3829 | else | |
3830 | { | |
08712a41 | 3831 | /* Is window under mouse one of our frames? */ |
9f5a911b | 3832 | f1 = x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), |
9127e20e | 3833 | WindowFromPoint (pt)); |
ee78dc32 GV |
3834 | } |
3835 | ||
3836 | /* If not, is it one of our scroll bars? */ | |
3837 | if (! f1) | |
3838 | { | |
9127e20e JR |
3839 | struct scroll_bar *bar |
3840 | = x_window_to_scroll_bar (WindowFromPoint (pt)); | |
ee78dc32 GV |
3841 | |
3842 | if (bar) | |
3843 | { | |
3844 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3845 | } | |
3846 | } | |
3847 | ||
95fa970d | 3848 | if (f1 == 0 && insist > 0) |
791f420f | 3849 | f1 = SELECTED_FRAME (); |
ee78dc32 GV |
3850 | |
3851 | if (f1) | |
3852 | { | |
791f420f JR |
3853 | /* Ok, we found a frame. Store all the values. |
3854 | last_mouse_glyph is a rectangle used to reduce the | |
3855 | generation of mouse events. To not miss any motion | |
3856 | events, we must divide the frame into rectangles of the | |
3857 | size of the smallest character that could be displayed | |
3858 | on it, i.e. into the same rectangles that matrices on | |
3859 | the frame are divided into. */ | |
3860 | ||
791f420f | 3861 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
1bb92eca | 3862 | remember_mouse_glyph (f1, pt.x, pt.y, &last_mouse_glyph); |
d3499758 | 3863 | last_mouse_glyph_frame = f1; |
ee78dc32 GV |
3864 | |
3865 | *bar_window = Qnil; | |
3866 | *part = 0; | |
3867 | *fp = f1; | |
3868 | XSETINT (*x, pt.x); | |
3869 | XSETINT (*y, pt.y); | |
3870 | *time = last_mouse_movement_time; | |
3871 | } | |
3872 | } | |
3873 | } | |
3874 | ||
3875 | UNBLOCK_INPUT; | |
3876 | } | |
791f420f | 3877 | |
ee78dc32 | 3878 | \f |
89271099 KS |
3879 | /*********************************************************************** |
3880 | Tool-bars | |
3881 | ***********************************************************************/ | |
3882 | ||
3883 | /* Handle mouse button event on the tool-bar of frame F, at | |
3884 | frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress | |
3885 | or ButtonRelase. */ | |
3886 | ||
3887 | static void | |
3888 | w32_handle_tool_bar_click (f, button_event) | |
3889 | struct frame *f; | |
3890 | struct input_event *button_event; | |
3891 | { | |
3892 | int x = XFASTINT (button_event->x); | |
3893 | int y = XFASTINT (button_event->y); | |
3894 | ||
3895 | if (button_event->modifiers & down_modifier) | |
3896 | handle_tool_bar_click (f, x, y, 1, 0); | |
3897 | else | |
3898 | handle_tool_bar_click (f, x, y, 0, | |
3899 | button_event->modifiers & ~up_modifier); | |
3900 | } | |
3901 | ||
3902 | ||
3903 | \f | |
3904 | /*********************************************************************** | |
3905 | Scroll bars | |
3906 | ***********************************************************************/ | |
3907 | ||
ee78dc32 GV |
3908 | /* Scroll bar support. */ |
3909 | ||
ec48c3a7 | 3910 | /* Given a window ID, find the struct scroll_bar which manages it. |
ee78dc32 GV |
3911 | This can be called in GC, so we have to make sure to strip off mark |
3912 | bits. */ | |
9ef2e2cf JR |
3913 | |
3914 | static struct scroll_bar * | |
ee78dc32 GV |
3915 | x_window_to_scroll_bar (window_id) |
3916 | Window window_id; | |
3917 | { | |
791f420f | 3918 | Lisp_Object tail; |
ee78dc32 | 3919 | |
8e50cc2d | 3920 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
ee78dc32 GV |
3921 | { |
3922 | Lisp_Object frame, bar, condemned; | |
3923 | ||
8e713be6 | 3924 | frame = XCAR (tail); |
ee78dc32 | 3925 | /* All elements of Vframe_list should be frames. */ |
8e50cc2d | 3926 | if (! FRAMEP (frame)) |
ee78dc32 GV |
3927 | abort (); |
3928 | ||
3929 | /* Scan this frame's scroll bar list for a scroll bar with the | |
3930 | right window ID. */ | |
3931 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
3932 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
3933 | /* This trick allows us to search both the ordinary and | |
3934 | condemned scroll bar lists with one loop. */ | |
8e50cc2d | 3935 | ! NILP (bar) || (bar = condemned, |
ee78dc32 | 3936 | condemned = Qnil, |
8e50cc2d | 3937 | ! NILP (bar)); |
ee78dc32 | 3938 | bar = XSCROLL_BAR (bar)->next) |
fbd6baed | 3939 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
3940 | return XSCROLL_BAR (bar); |
3941 | } | |
3942 | ||
3943 | return 0; | |
3944 | } | |
3945 | ||
791f420f JR |
3946 | |
3947 | \f | |
3948 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3949 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
3950 | ||
3951 | static void | |
3952 | w32_set_scroll_bar_thumb (bar, portion, position, whole) | |
3953 | struct scroll_bar *bar; | |
3954 | int portion, position, whole; | |
3955 | { | |
3956 | Window w = SCROLL_BAR_W32_WINDOW (bar); | |
feade168 KS |
3957 | /* We use the whole scroll-bar height in the calculations below, to |
3958 | avoid strange effects like scrolling backwards when just clicking | |
3959 | on the handle (without moving it). */ | |
3960 | double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) | |
3961 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
791f420f JR |
3962 | int sb_page, sb_pos; |
3963 | BOOL draggingp = !NILP (bar->dragging) ? TRUE : FALSE; | |
818a1a5d | 3964 | SCROLLINFO si; |
791f420f | 3965 | |
feade168 KS |
3966 | /* We used to change the nPage setting while dragging the handle, |
3967 | but that had very strange effects (such as scrolling backwards | |
3968 | while dragging downwards). | |
3969 | ||
3970 | Now, we don't change the nPage setting while dragging unless we | |
3971 | get near to the end of the buffer, in which case we often have to | |
3972 | resize the handle to "go all the way". */ | |
3973 | ||
3974 | if (draggingp) | |
791f420f | 3975 | { |
feade168 KS |
3976 | int near_bottom_p; |
3977 | BLOCK_INPUT; | |
3978 | si.cbSize = sizeof (si); | |
3979 | si.fMask = SIF_POS | SIF_PAGE; | |
3980 | GetScrollInfo(w, SB_CTL, &si); | |
3981 | near_bottom_p = si.nPos + si.nPage >= range; | |
3982 | UNBLOCK_INPUT; | |
3983 | if (!near_bottom_p) | |
3984 | return; | |
3985 | } | |
f65aa365 | 3986 | |
791f420f JR |
3987 | if (whole) |
3988 | { | |
3989 | /* Position scroll bar at rock bottom if the bottom of the | |
3990 | buffer is visible. This avoids shinking the thumb away | |
3991 | to nothing if it is held at the bottom of the buffer. */ | |
feade168 KS |
3992 | if (position + portion >= whole && !draggingp) |
3993 | { | |
3994 | sb_page = range * (whole - position) / whole; | |
3995 | sb_pos = range; | |
3996 | } | |
3997 | else | |
3998 | { | |
3999 | sb_pos = position * range / whole; | |
4000 | sb_page = (min (portion, (whole - position)) * range) / whole; | |
4001 | } | |
791f420f JR |
4002 | } |
4003 | else | |
4004 | { | |
4005 | sb_page = range; | |
4006 | sb_pos = 0; | |
4007 | } | |
4008 | ||
feade168 KS |
4009 | sb_page = max (sb_page, VERTICAL_SCROLL_BAR_MIN_HANDLE); |
4010 | ||
791f420f JR |
4011 | BLOCK_INPUT; |
4012 | ||
818a1a5d | 4013 | si.cbSize = sizeof (si); |
feade168 | 4014 | si.fMask = SIF_PAGE | SIF_POS; |
818a1a5d JR |
4015 | si.nPage = sb_page; |
4016 | si.nPos = sb_pos; | |
4017 | ||
feade168 | 4018 | SetScrollInfo (w, SB_CTL, &si, TRUE); |
791f420f JR |
4019 | |
4020 | UNBLOCK_INPUT; | |
4021 | } | |
4022 | ||
4023 | \f | |
4024 | /************************************************************************ | |
4025 | Scroll bars, general | |
4026 | ************************************************************************/ | |
d67d1627 | 4027 | |
decb374a | 4028 | static HWND |
ee78dc32 GV |
4029 | my_create_scrollbar (f, bar) |
4030 | struct frame * f; | |
4031 | struct scroll_bar * bar; | |
4032 | { | |
689004fa | 4033 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
d67d1627 | 4034 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, |
689004fa | 4035 | (LPARAM) bar); |
ee78dc32 GV |
4036 | } |
4037 | ||
ab76d376 | 4038 | /*#define ATTACH_THREADS*/ |
52cf03a1 | 4039 | |
14d050df | 4040 | static BOOL |
689004fa | 4041 | my_show_window (FRAME_PTR f, HWND hwnd, int how) |
52cf03a1 GV |
4042 | { |
4043 | #ifndef ATTACH_THREADS | |
689004fa GV |
4044 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
4045 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 4046 | #else |
689004fa | 4047 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
4048 | #endif |
4049 | } | |
4050 | ||
14d050df | 4051 | static void |
52cf03a1 | 4052 | my_set_window_pos (HWND hwnd, HWND hwndAfter, |
689004fa | 4053 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
4054 | { |
4055 | #ifndef ATTACH_THREADS | |
689004fa GV |
4056 | WINDOWPOS pos; |
4057 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
4058 | pos.x = x; |
4059 | pos.y = y; | |
4060 | pos.cx = cx; | |
4061 | pos.cy = cy; | |
4062 | pos.flags = flags; | |
4063 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
4064 | #else | |
4065 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
4066 | #endif | |
4067 | } | |
4068 | ||
14d050df | 4069 | static void |
689004fa GV |
4070 | my_set_focus (f, hwnd) |
4071 | struct frame * f; | |
4072 | HWND hwnd; | |
4073 | { | |
d67d1627 | 4074 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, |
689004fa GV |
4075 | (WPARAM) hwnd, 0); |
4076 | } | |
4077 | ||
14d050df | 4078 | static void |
ef0e360f GV |
4079 | my_set_foreground_window (hwnd) |
4080 | HWND hwnd; | |
4081 | { | |
4082 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
4083 | } | |
4084 | ||
14d050df JB |
4085 | |
4086 | static void | |
ee78dc32 GV |
4087 | my_destroy_window (f, hwnd) |
4088 | struct frame * f; | |
4089 | HWND hwnd; | |
4090 | { | |
d67d1627 | 4091 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
4092 | (WPARAM) hwnd, 0); |
4093 | } | |
4094 | ||
791f420f JR |
4095 | /* Create a scroll bar and return the scroll bar vector for it. W is |
4096 | the Emacs window on which to create the scroll bar. TOP, LEFT, | |
4097 | WIDTH and HEIGHT are.the pixel coordinates and dimensions of the | |
4098 | scroll bar. */ | |
4099 | ||
ee78dc32 | 4100 | static struct scroll_bar * |
791f420f JR |
4101 | x_scroll_bar_create (w, top, left, width, height) |
4102 | struct window *w; | |
ee78dc32 GV |
4103 | int top, left, width, height; |
4104 | { | |
791f420f JR |
4105 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
4106 | HWND hwnd; | |
818a1a5d | 4107 | SCROLLINFO si; |
ee78dc32 GV |
4108 | struct scroll_bar *bar |
4109 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
ee78dc32 GV |
4110 | |
4111 | BLOCK_INPUT; | |
4112 | ||
791f420f | 4113 | XSETWINDOW (bar->window, w); |
ee78dc32 GV |
4114 | XSETINT (bar->top, top); |
4115 | XSETINT (bar->left, left); | |
4116 | XSETINT (bar->width, width); | |
4117 | XSETINT (bar->height, height); | |
4118 | XSETINT (bar->start, 0); | |
4119 | XSETINT (bar->end, 0); | |
4120 | bar->dragging = Qnil; | |
06929222 | 4121 | bar->fringe_extended_p = Qnil; |
ee78dc32 GV |
4122 | |
4123 | /* Requires geometry to be set before call to create the real window */ | |
4124 | ||
4125 | hwnd = my_create_scrollbar (f, bar); | |
4126 | ||
818a1a5d JR |
4127 | si.cbSize = sizeof (si); |
4128 | si.fMask = SIF_ALL; | |
4129 | si.nMin = 0; | |
4130 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4131 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4132 | si.nPage = si.nMax; | |
4133 | si.nPos = 0; | |
689004fa | 4134 | |
818a1a5d | 4135 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); |
ee78dc32 | 4136 | |
fbd6baed | 4137 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
4138 | |
4139 | /* Add bar to its frame's list of scroll bars. */ | |
4140 | bar->next = FRAME_SCROLL_BARS (f); | |
4141 | bar->prev = Qnil; | |
4142 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4143 | if (! NILP (bar->next)) | |
4144 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
4145 | ||
4146 | UNBLOCK_INPUT; | |
4147 | ||
4148 | return bar; | |
4149 | } | |
4150 | ||
ee78dc32 | 4151 | |
791f420f JR |
4152 | /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to |
4153 | nil. */ | |
ee78dc32 | 4154 | |
ee78dc32 GV |
4155 | static void |
4156 | x_scroll_bar_remove (bar) | |
4157 | struct scroll_bar *bar; | |
4158 | { | |
4159 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
4160 | ||
4161 | BLOCK_INPUT; | |
4162 | ||
4163 | /* Destroy the window. */ | |
fbd6baed | 4164 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
4165 | |
4166 | /* Disassociate this scroll bar from its window. */ | |
4167 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
4168 | ||
4169 | UNBLOCK_INPUT; | |
4170 | } | |
4171 | ||
4172 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
4173 | that we are displaying PORTION characters out of a total of WHOLE | |
4174 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
4175 | create one. */ | |
4176 | static void | |
791f420f JR |
4177 | w32_set_vertical_scroll_bar (w, portion, whole, position) |
4178 | struct window *w; | |
ee78dc32 GV |
4179 | int portion, whole, position; |
4180 | { | |
791f420f | 4181 | struct frame *f = XFRAME (w->frame); |
ee78dc32 | 4182 | struct scroll_bar *bar; |
9ef2e2cf | 4183 | int top, height, left, sb_left, width, sb_width; |
62e50ec6 | 4184 | int window_y, window_height; |
06929222 | 4185 | int fringe_extended_p; |
791f420f JR |
4186 | |
4187 | /* Get window dimensions. */ | |
62e50ec6 | 4188 | window_box (w, -1, 0, &window_y, 0, &window_height); |
791f420f | 4189 | top = window_y; |
62e50ec6 | 4190 | width = WINDOW_CONFIG_SCROLL_BAR_COLS (w) * FRAME_COLUMN_WIDTH (f); |
791f420f JR |
4191 | height = window_height; |
4192 | ||
4193 | /* Compute the left edge of the scroll bar area. */ | |
62e50ec6 | 4194 | left = WINDOW_SCROLL_BAR_AREA_X (w); |
791f420f JR |
4195 | |
4196 | /* Compute the width of the scroll bar which might be less than | |
4197 | the width of the area reserved for the scroll bar. */ | |
62e50ec6 KS |
4198 | if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w) > 0) |
4199 | sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); | |
791f420f JR |
4200 | else |
4201 | sb_width = width; | |
ee78dc32 | 4202 | |
791f420f | 4203 | /* Compute the left edge of the scroll bar. */ |
62e50ec6 | 4204 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w)) |
06929222 | 4205 | sb_left = left + (WINDOW_RIGHTMOST_P (w) ? width - sb_width : 0); |
ee78dc32 | 4206 | else |
06929222 YM |
4207 | sb_left = left + (WINDOW_LEFTMOST_P (w) ? 0 : width - sb_width); |
4208 | ||
4209 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w)) | |
4210 | fringe_extended_p = (WINDOW_LEFTMOST_P (w) | |
4211 | && WINDOW_LEFT_FRINGE_WIDTH (w) | |
4212 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4213 | || WINDOW_LEFT_MARGIN_COLS (w) == 0)); | |
ee78dc32 | 4214 | else |
06929222 YM |
4215 | fringe_extended_p = (WINDOW_RIGHTMOST_P (w) |
4216 | && WINDOW_RIGHT_FRINGE_WIDTH (w) | |
4217 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4218 | || WINDOW_RIGHT_MARGIN_COLS (w) == 0)); | |
791f420f JR |
4219 | |
4220 | /* Does the scroll bar exist yet? */ | |
4221 | if (NILP (w->vertical_scroll_bar)) | |
ee78dc32 | 4222 | { |
00fe468b | 4223 | HDC hdc; |
791f420f | 4224 | BLOCK_INPUT; |
6ff3e5e3 | 4225 | if (width > 0 && height > 0) |
9f5a911b JR |
4226 | { |
4227 | hdc = get_frame_dc (f); | |
06929222 YM |
4228 | if (fringe_extended_p) |
4229 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4230 | else | |
4231 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4232 | release_frame_dc (f, hdc); |
4233 | } | |
791f420f | 4234 | UNBLOCK_INPUT; |
00fe468b | 4235 | |
791f420f | 4236 | bar = x_scroll_bar_create (w, top, sb_left, sb_width, height); |
ee78dc32 | 4237 | } |
791f420f JR |
4238 | else |
4239 | { | |
d67d1627 | 4240 | /* It may just need to be moved and resized. */ |
791f420f JR |
4241 | HWND hwnd; |
4242 | ||
4243 | bar = XSCROLL_BAR (w->vertical_scroll_bar); | |
4244 | hwnd = SCROLL_BAR_W32_WINDOW (bar); | |
4245 | ||
4246 | /* If already correctly positioned, do nothing. */ | |
4247 | if ( XINT (bar->left) == sb_left | |
4248 | && XINT (bar->top) == top | |
4249 | && XINT (bar->width) == sb_width | |
06929222 YM |
4250 | && XINT (bar->height) == height |
4251 | && !NILP (bar->fringe_extended_p) == fringe_extended_p ) | |
791f420f JR |
4252 | { |
4253 | /* Redraw after clear_frame. */ | |
4254 | if (!my_show_window (f, hwnd, SW_NORMAL)) | |
4255 | InvalidateRect (hwnd, NULL, FALSE); | |
4256 | } | |
4257 | else | |
4258 | { | |
00fe468b | 4259 | HDC hdc; |
818a1a5d JR |
4260 | SCROLLINFO si; |
4261 | ||
791f420f | 4262 | BLOCK_INPUT; |
9f5a911b JR |
4263 | if (width && height) |
4264 | { | |
4265 | hdc = get_frame_dc (f); | |
4266 | /* Since Windows scroll bars are smaller than the space reserved | |
4267 | for them on the frame, we have to clear "under" them. */ | |
06929222 YM |
4268 | if (fringe_extended_p) |
4269 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4270 | else | |
4271 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4272 | release_frame_dc (f, hdc); |
4273 | } | |
791f420f JR |
4274 | /* Make sure scroll bar is "visible" before moving, to ensure the |
4275 | area of the parent window now exposed will be refreshed. */ | |
4276 | my_show_window (f, hwnd, SW_HIDE); | |
9f5a911b JR |
4277 | MoveWindow (hwnd, sb_left + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
4278 | top, sb_width - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
4279 | max (height, 1), TRUE); | |
ee78dc32 | 4280 | |
818a1a5d JR |
4281 | si.cbSize = sizeof (si); |
4282 | si.fMask = SIF_RANGE; | |
4283 | si.nMin = 0; | |
4284 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4285 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4286 | ||
4287 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
ee78dc32 | 4288 | |
791f420f | 4289 | my_show_window (f, hwnd, SW_NORMAL); |
ab76d376 | 4290 | /* InvalidateRect (w, NULL, FALSE); */ |
791f420f JR |
4291 | |
4292 | /* Remember new settings. */ | |
4293 | XSETINT (bar->left, sb_left); | |
4294 | XSETINT (bar->top, top); | |
4295 | XSETINT (bar->width, sb_width); | |
4296 | XSETINT (bar->height, height); | |
4297 | ||
4298 | UNBLOCK_INPUT; | |
4299 | } | |
4300 | } | |
06929222 YM |
4301 | bar->fringe_extended_p = fringe_extended_p ? Qt : Qnil; |
4302 | ||
791f420f | 4303 | w32_set_scroll_bar_thumb (bar, portion, position, whole); |
ee78dc32 | 4304 | |
791f420f | 4305 | XSETVECTOR (w->vertical_scroll_bar, bar); |
ee78dc32 GV |
4306 | } |
4307 | ||
4308 | ||
4309 | /* The following three hooks are used when we're doing a thorough | |
4310 | redisplay of the frame. We don't explicitly know which scroll bars | |
4311 | are going to be deleted, because keeping track of when windows go | |
4312 | away is a real pain - "Can you say set-window-configuration, boys | |
4313 | and girls?" Instead, we just assert at the beginning of redisplay | |
4314 | that *all* scroll bars are to be removed, and then save a scroll bar | |
4315 | from the fiery pit when we actually redisplay its window. */ | |
4316 | ||
4317 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
4318 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
9ef2e2cf JR |
4319 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. */ |
4320 | ||
ee78dc32 | 4321 | static void |
fbd6baed | 4322 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
4323 | FRAME_PTR frame; |
4324 | { | |
ef0e360f GV |
4325 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
4326 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
4327 | { | |
4328 | Lisp_Object bar; | |
4329 | bar = FRAME_SCROLL_BARS (frame); | |
4330 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
4331 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
4332 | XSCROLL_BAR (bar)->prev = Qnil; | |
4333 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
4334 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
4335 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
4336 | } | |
ee78dc32 GV |
4337 | } |
4338 | ||
c2cc16fa | 4339 | |
9ef2e2cf | 4340 | /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle. |
ee78dc32 | 4341 | Note that WINDOW isn't necessarily condemned at all. */ |
c2cc16fa | 4342 | |
ee78dc32 | 4343 | static void |
fbd6baed | 4344 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
4345 | struct window *window; |
4346 | { | |
4347 | struct scroll_bar *bar; | |
c2cc16fa | 4348 | struct frame *f; |
ee78dc32 GV |
4349 | |
4350 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
4351 | if (NILP (window->vertical_scroll_bar)) | |
4352 | abort (); | |
4353 | ||
4354 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
4355 | ||
ef0e360f | 4356 | /* Unlink it from the condemned list. */ |
c2cc16fa JR |
4357 | f = XFRAME (WINDOW_FRAME (window)); |
4358 | if (NILP (bar->prev)) | |
4359 | { | |
4360 | /* If the prev pointer is nil, it must be the first in one of | |
4361 | the lists. */ | |
4362 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
4363 | /* It's not condemned. Everything's fine. */ | |
4364 | return; | |
4365 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
4366 | window->vertical_scroll_bar)) | |
4367 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
4368 | else | |
4369 | /* If its prev pointer is nil, it must be at the front of | |
4370 | one or the other! */ | |
4371 | abort (); | |
4372 | } | |
4373 | else | |
4374 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
ef0e360f | 4375 | |
c2cc16fa JR |
4376 | if (! NILP (bar->next)) |
4377 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
ef0e360f | 4378 | |
c2cc16fa JR |
4379 | bar->next = FRAME_SCROLL_BARS (f); |
4380 | bar->prev = Qnil; | |
4381 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4382 | if (! NILP (bar->next)) | |
4383 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
ee78dc32 GV |
4384 | } |
4385 | ||
4386 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
4387 | last call to `*condemn_scroll_bars_hook'. */ | |
9ef2e2cf | 4388 | |
ee78dc32 | 4389 | static void |
fbd6baed | 4390 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
4391 | FRAME_PTR f; |
4392 | { | |
4393 | Lisp_Object bar, next; | |
4394 | ||
4395 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
4396 | ||
4397 | /* Clear out the condemned list now so we won't try to process any | |
4398 | more events on the hapless scroll bars. */ | |
4399 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
4400 | ||
4401 | for (; ! NILP (bar); bar = next) | |
4402 | { | |
4403 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
4404 | ||
4405 | x_scroll_bar_remove (b); | |
4406 | ||
4407 | next = b->next; | |
4408 | b->next = b->prev = Qnil; | |
4409 | } | |
4410 | ||
4411 | /* Now there should be no references to the condemned scroll bars, | |
4412 | and they should get garbage-collected. */ | |
4413 | } | |
4414 | ||
4415 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3b8f9651 | 4416 | is set to something other than NO_EVENT, it is enqueued. |
ee78dc32 GV |
4417 | |
4418 | This may be called from a signal handler, so we have to ignore GC | |
4419 | mark bits. */ | |
2c28562d | 4420 | |
52cf03a1 | 4421 | static int |
c2cc16fa | 4422 | w32_scroll_bar_handle_click (bar, msg, emacs_event) |
ee78dc32 | 4423 | struct scroll_bar *bar; |
fbd6baed | 4424 | W32Msg *msg; |
ee78dc32 GV |
4425 | struct input_event *emacs_event; |
4426 | { | |
8e50cc2d | 4427 | if (! WINDOWP (bar->window)) |
ee78dc32 GV |
4428 | abort (); |
4429 | ||
4b219faa | 4430 | emacs_event->kind = SCROLL_BAR_CLICK_EVENT; |
ee78dc32 | 4431 | emacs_event->code = 0; |
52cf03a1 GV |
4432 | /* not really meaningful to distinguish up/down */ |
4433 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 | 4434 | emacs_event->frame_or_window = bar->window; |
7e889510 | 4435 | emacs_event->arg = Qnil; |
ee78dc32 GV |
4436 | emacs_event->timestamp = msg->msg.time; |
4437 | ||
4438 | { | |
791f420f | 4439 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
689004fa GV |
4440 | int y; |
4441 | int dragging = !NILP (bar->dragging); | |
818a1a5d | 4442 | SCROLLINFO si; |
689004fa | 4443 | |
818a1a5d JR |
4444 | si.cbSize = sizeof (si); |
4445 | si.fMask = SIF_POS; | |
689004fa | 4446 | |
818a1a5d JR |
4447 | GetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); |
4448 | y = si.nPos; | |
689004fa GV |
4449 | |
4450 | bar->dragging = Qnil; | |
ee78dc32 | 4451 | |
9ef2e2cf JR |
4452 | |
4453 | last_mouse_scroll_bar_pos = msg->msg.wParam; | |
d67d1627 | 4454 | |
ee78dc32 | 4455 | switch (LOWORD (msg->msg.wParam)) |
2c28562d | 4456 | { |
2c28562d | 4457 | case SB_LINEDOWN: |
52cf03a1 | 4458 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 4459 | break; |
2c28562d | 4460 | case SB_LINEUP: |
52cf03a1 | 4461 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 4462 | break; |
2c28562d | 4463 | case SB_PAGEUP: |
ee78dc32 GV |
4464 | emacs_event->part = scroll_bar_above_handle; |
4465 | break; | |
2c28562d | 4466 | case SB_PAGEDOWN: |
ee78dc32 GV |
4467 | emacs_event->part = scroll_bar_below_handle; |
4468 | break; | |
2c28562d | 4469 | case SB_TOP: |
ee78dc32 GV |
4470 | emacs_event->part = scroll_bar_handle; |
4471 | y = 0; | |
4472 | break; | |
2c28562d | 4473 | case SB_BOTTOM: |
ee78dc32 GV |
4474 | emacs_event->part = scroll_bar_handle; |
4475 | y = top_range; | |
4476 | break; | |
689004fa | 4477 | case SB_THUMBTRACK: |
2c28562d | 4478 | case SB_THUMBPOSITION: |
791f420f JR |
4479 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
4480 | y = HIWORD (msg->msg.wParam); | |
689004fa | 4481 | bar->dragging = Qt; |
ee78dc32 | 4482 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
4483 | |
4484 | /* "Silently" update current position. */ | |
818a1a5d JR |
4485 | { |
4486 | SCROLLINFO si; | |
689004fa | 4487 | |
818a1a5d JR |
4488 | si.cbSize = sizeof (si); |
4489 | si.fMask = SIF_POS; | |
4490 | si.nPos = y; | |
4491 | /* Remember apparent position (we actually lag behind the real | |
4492 | position, so don't set that directly. */ | |
4493 | last_scroll_bar_drag_pos = y; | |
689004fa | 4494 | |
818a1a5d JR |
4495 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); |
4496 | } | |
ee78dc32 | 4497 | break; |
2c28562d | 4498 | case SB_ENDSCROLL: |
689004fa GV |
4499 | /* If this is the end of a drag sequence, then reset the scroll |
4500 | handle size to normal and do a final redraw. Otherwise do | |
4501 | nothing. */ | |
4502 | if (dragging) | |
4503 | { | |
818a1a5d JR |
4504 | SCROLLINFO si; |
4505 | int start = XINT (bar->start); | |
4506 | int end = XINT (bar->end); | |
4507 | ||
4508 | si.cbSize = sizeof (si); | |
4509 | si.fMask = SIF_PAGE | SIF_POS; | |
4510 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4511 | si.nPos = last_scroll_bar_drag_pos; | |
4512 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
689004fa GV |
4513 | } |
4514 | /* fall through */ | |
2c28562d | 4515 | default: |
3b8f9651 | 4516 | emacs_event->kind = NO_EVENT; |
52cf03a1 | 4517 | return FALSE; |
2c28562d | 4518 | } |
52cf03a1 | 4519 | |
ee78dc32 GV |
4520 | XSETINT (emacs_event->x, y); |
4521 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
4522 | |
4523 | return TRUE; | |
ee78dc32 GV |
4524 | } |
4525 | } | |
4526 | ||
4527 | /* Return information to the user about the current position of the mouse | |
4528 | on the scroll bar. */ | |
9ef2e2cf | 4529 | |
ee78dc32 GV |
4530 | static void |
4531 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
4532 | FRAME_PTR *fp; | |
4533 | Lisp_Object *bar_window; | |
4534 | enum scroll_bar_part *part; | |
4535 | Lisp_Object *x, *y; | |
4536 | unsigned long *time; | |
4537 | { | |
4538 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 4539 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
4540 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
4541 | int pos; | |
791f420f | 4542 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
818a1a5d | 4543 | SCROLLINFO si; |
ee78dc32 GV |
4544 | |
4545 | BLOCK_INPUT; | |
4546 | ||
4547 | *fp = f; | |
4548 | *bar_window = bar->window; | |
4549 | ||
818a1a5d JR |
4550 | si.cbSize = sizeof (si); |
4551 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
689004fa | 4552 | |
818a1a5d JR |
4553 | GetScrollInfo (w, SB_CTL, &si); |
4554 | pos = si.nPos; | |
4555 | top_range = si.nMax - si.nPage + 1; | |
ee78dc32 GV |
4556 | |
4557 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
4558 | { | |
4559 | case SB_THUMBPOSITION: | |
4560 | case SB_THUMBTRACK: | |
4561 | *part = scroll_bar_handle; | |
791f420f | 4562 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
ee78dc32 GV |
4563 | pos = HIWORD (last_mouse_scroll_bar_pos); |
4564 | break; | |
4565 | case SB_LINEDOWN: | |
4566 | *part = scroll_bar_handle; | |
4567 | pos++; | |
4568 | break; | |
4569 | default: | |
4570 | *part = scroll_bar_handle; | |
4571 | break; | |
4572 | } | |
4573 | ||
9127e20e JR |
4574 | XSETINT (*x, pos); |
4575 | XSETINT (*y, top_range); | |
ee78dc32 GV |
4576 | |
4577 | f->mouse_moved = 0; | |
4578 | last_mouse_scroll_bar = Qnil; | |
4579 | ||
4580 | *time = last_mouse_movement_time; | |
4581 | ||
4582 | UNBLOCK_INPUT; | |
4583 | } | |
4584 | ||
9ef2e2cf | 4585 | |
ee78dc32 GV |
4586 | /* The screen has been cleared so we may have changed foreground or |
4587 | background colors, and the scroll bars may need to be redrawn. | |
4588 | Clear out the scroll bars, and ask for expose events, so we can | |
4589 | redraw them. */ | |
9ef2e2cf | 4590 | |
791f420f | 4591 | void |
ee78dc32 | 4592 | x_scroll_bar_clear (f) |
9ef2e2cf | 4593 | FRAME_PTR f; |
ee78dc32 | 4594 | { |
ee78dc32 GV |
4595 | Lisp_Object bar; |
4596 | ||
9ef2e2cf JR |
4597 | /* We can have scroll bars even if this is 0, |
4598 | if we just turned off scroll bar mode. | |
4599 | But in that case we should not clear them. */ | |
4600 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
4601 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
4602 | bar = XSCROLL_BAR (bar)->next) | |
4603 | { | |
4604 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); | |
4605 | HDC hdc = GetDC (window); | |
4606 | RECT rect; | |
52cf03a1 | 4607 | |
9ef2e2cf JR |
4608 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
4609 | arranges to refresh the scroll bar if hidden. */ | |
4610 | my_show_window (f, window, SW_HIDE); | |
689004fa | 4611 | |
9ef2e2cf JR |
4612 | GetClientRect (window, &rect); |
4613 | select_palette (f, hdc); | |
4614 | w32_clear_rect (f, hdc, &rect); | |
4615 | deselect_palette (f, hdc); | |
689004fa | 4616 | |
9ef2e2cf JR |
4617 | ReleaseDC (window, hdc); |
4618 | } | |
52cf03a1 GV |
4619 | } |
4620 | ||
ee78dc32 | 4621 | \f |
fbd6baed | 4622 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
4623 | |
4624 | /* Record the last 100 characters stored | |
4625 | to help debug the loss-of-chars-during-GC problem. */ | |
9ef2e2cf JR |
4626 | |
4627 | static int temp_index; | |
4628 | static short temp_buffer[100]; | |
ee78dc32 | 4629 | |
2e3566d8 JR |
4630 | /* Temporarily store lead byte of DBCS input sequences. */ |
4631 | static char dbcs_lead = 0; | |
afd153f0 | 4632 | |
fbd6baed | 4633 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
4634 | This routine is called by the SIGIO handler. |
4635 | We return as soon as there are no more events to be read. | |
4636 | ||
ee78dc32 GV |
4637 | We return the number of characters stored into the buffer, |
4638 | thus pretending to be `read'. | |
4639 | ||
d67d1627 | 4640 | EXPECTED is nonzero if the caller knows input is available. |
ee78dc32 GV |
4641 | |
4642 | Some of these messages are reposted back to the message queue since the | |
d67d1627 | 4643 | system calls the windows proc directly in a context where we cannot return |
decb374a | 4644 | the data nor can we guarantee the state we are in. So if we dispatch them |
ee78dc32 GV |
4645 | we will get into an infinite loop. To prevent this from ever happening we |
4646 | will set a variable to indicate we are in the read_socket call and indicate | |
d67d1627 | 4647 | which message we are processing since the windows proc gets called |
e9e23e23 | 4648 | recursively with different messages by the system. |
ee78dc32 GV |
4649 | */ |
4650 | ||
4651 | int | |
6b61353c | 4652 | w32_read_socket (sd, expected, hold_quit) |
ee78dc32 | 4653 | register int sd; |
ee78dc32 | 4654 | int expected; |
6b61353c | 4655 | struct input_event *hold_quit; |
ee78dc32 GV |
4656 | { |
4657 | int count = 0; | |
689004fa | 4658 | int check_visibility = 0; |
fbd6baed | 4659 | W32Msg msg; |
ee78dc32 | 4660 | struct frame *f; |
fbd6baed | 4661 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4662 | |
4663 | if (interrupt_input_blocked) | |
4664 | { | |
4665 | interrupt_input_pending = 1; | |
4666 | return -1; | |
4667 | } | |
4668 | ||
4669 | interrupt_input_pending = 0; | |
4670 | BLOCK_INPUT; | |
4671 | ||
4672 | /* So people can tell when we have read the available input. */ | |
4673 | input_signal_count++; | |
4674 | ||
07c07cfe | 4675 | /* TODO: ghostscript integration. */ |
52cf03a1 | 4676 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 | 4677 | { |
6b61353c KH |
4678 | struct input_event inev; |
4679 | int do_help = 0; | |
4680 | ||
4681 | EVENT_INIT (inev); | |
4682 | inev.kind = NO_EVENT; | |
4683 | inev.arg = Qnil; | |
4684 | ||
ee78dc32 GV |
4685 | switch (msg.msg.message) |
4686 | { | |
ee78dc32 | 4687 | case WM_PAINT: |
9f5a911b | 4688 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
ee78dc32 | 4689 | |
d67d1627 | 4690 | if (f) |
9f5a911b JR |
4691 | { |
4692 | if (msg.rect.right == msg.rect.left || | |
4693 | msg.rect.bottom == msg.rect.top) | |
4694 | { | |
4695 | /* We may get paint messages even though the client | |
4696 | area is clipped - these are not expose events. */ | |
4697 | DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f, | |
d5db4077 | 4698 | SDATA (f->name))); |
9f5a911b JR |
4699 | } |
4700 | else if (f->async_visible != 1) | |
4701 | { | |
4702 | /* Definitely not obscured, so mark as visible. */ | |
4703 | f->async_visible = 1; | |
4704 | f->async_iconified = 0; | |
4705 | SET_FRAME_GARBAGED (f); | |
4706 | DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f, | |
d5db4077 | 4707 | SDATA (f->name))); |
9f5a911b JR |
4708 | |
4709 | /* WM_PAINT serves as MapNotify as well, so report | |
4710 | visibility changes properly. */ | |
4711 | if (f->iconified) | |
4712 | { | |
6b61353c KH |
4713 | inev.kind = DEICONIFY_EVENT; |
4714 | XSETFRAME (inev.frame_or_window, f); | |
9f5a911b JR |
4715 | } |
4716 | else if (! NILP (Vframe_list) | |
4717 | && ! NILP (XCDR (Vframe_list))) | |
4718 | /* Force a redisplay sooner or later to update the | |
4719 | frame titles in case this is the second frame. */ | |
4720 | record_asynch_buffer_change (); | |
4721 | } | |
4722 | else | |
4723 | { | |
4724 | HDC hdc = get_frame_dc (f); | |
4725 | ||
4726 | /* Erase background again for safety. */ | |
4727 | w32_clear_rect (f, hdc, &msg.rect); | |
4728 | release_frame_dc (f, hdc); | |
4729 | expose_frame (f, | |
4730 | msg.rect.left, | |
4731 | msg.rect.top, | |
4732 | msg.rect.right - msg.rect.left, | |
4733 | msg.rect.bottom - msg.rect.top); | |
4734 | } | |
4735 | } | |
52cf03a1 | 4736 | break; |
689004fa | 4737 | |
f98169a0 GV |
4738 | case WM_INPUTLANGCHANGE: |
4739 | /* Generate a language change event. */ | |
4740 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4741 | ||
4742 | if (f) | |
4743 | { | |
6b61353c KH |
4744 | inev.kind = LANGUAGE_CHANGE_EVENT; |
4745 | XSETFRAME (inev.frame_or_window, f); | |
4746 | inev.code = msg.msg.wParam; | |
4747 | inev.modifiers = msg.msg.lParam & 0xffff; | |
f98169a0 GV |
4748 | } |
4749 | break; | |
4750 | ||
ee78dc32 GV |
4751 | case WM_KEYDOWN: |
4752 | case WM_SYSKEYDOWN: | |
4753 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4754 | |
ee78dc32 GV |
4755 | if (f && !f->iconified) |
4756 | { | |
442a3a96 KS |
4757 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4758 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4759 | { |
3d26a7c2 | 4760 | clear_mouse_face (dpyinfo); |
6b61353c | 4761 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4762 | } |
4763 | ||
ee78dc32 GV |
4764 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4765 | temp_index = 0; | |
4766 | temp_buffer[temp_index++] = msg.msg.wParam; | |
6b61353c KH |
4767 | inev.kind = NON_ASCII_KEYSTROKE_EVENT; |
4768 | inev.code = msg.msg.wParam; | |
4769 | inev.modifiers = msg.dwModifiers; | |
4770 | XSETFRAME (inev.frame_or_window, f); | |
4771 | inev.timestamp = msg.msg.time; | |
ee78dc32 GV |
4772 | } |
4773 | break; | |
689004fa | 4774 | |
a60b0333 | 4775 | case WM_UNICHAR: |
ee78dc32 GV |
4776 | case WM_SYSCHAR: |
4777 | case WM_CHAR: | |
4778 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4779 | |
ee78dc32 GV |
4780 | if (f && !f->iconified) |
4781 | { | |
442a3a96 KS |
4782 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4783 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4784 | { |
3d26a7c2 | 4785 | clear_mouse_face (dpyinfo); |
6b61353c | 4786 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4787 | } |
4788 | ||
f98169a0 GV |
4789 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4790 | temp_index = 0; | |
4791 | temp_buffer[temp_index++] = msg.msg.wParam; | |
480cb5d2 JR |
4792 | |
4793 | inev.modifiers = msg.dwModifiers; | |
4794 | XSETFRAME (inev.frame_or_window, f); | |
4795 | inev.timestamp = msg.msg.time; | |
4796 | ||
a60b0333 JR |
4797 | if (msg.msg.message == WM_UNICHAR) |
4798 | { | |
a60b0333 JR |
4799 | inev.code = msg.msg.wParam; |
4800 | } | |
480cb5d2 JR |
4801 | else if (msg.msg.wParam < 256) |
4802 | { | |
4803 | wchar_t code; | |
4804 | char dbcs[2]; | |
4805 | dbcs[0] = 0; | |
4806 | dbcs[1] = (char) msg.msg.wParam; | |
4807 | ||
4808 | if (dbcs_lead) | |
4809 | { | |
4810 | dbcs[0] = dbcs_lead; | |
4811 | dbcs_lead = 0; | |
4812 | if (!MultiByteToWideChar (CP_ACP, 0, dbcs, 2, &code, 1)) | |
4813 | { | |
4814 | /* Garbage */ | |
4815 | DebPrint (("Invalid DBCS sequence: %d %d\n", | |
4816 | dbcs[0], dbcs[1])); | |
4817 | inev.kind = NO_EVENT; | |
4818 | break; | |
4819 | } | |
4820 | } | |
4821 | else if (IsDBCSLeadByteEx (CP_ACP, (BYTE) msg.msg.wParam)) | |
4822 | { | |
4823 | dbcs_lead = (char) msg.msg.wParam; | |
4824 | inev.kind = NO_EVENT; | |
4825 | break; | |
4826 | } | |
4827 | else | |
4828 | { | |
4829 | if (!MultiByteToWideChar (CP_ACP, 0, &dbcs[1], 1, | |
4830 | &code, 1)) | |
4831 | { | |
4832 | /* What to do with garbage? */ | |
4833 | DebPrint (("Invalid character: %d\n", dbcs[1])); | |
4834 | inev.kind = NO_EVENT; | |
4835 | break; | |
4836 | } | |
4837 | } | |
4838 | inev.code = code; | |
4839 | } | |
a60b0333 JR |
4840 | else |
4841 | { | |
480cb5d2 JR |
4842 | /* Windows shouldn't generate WM_CHAR events above 0xFF |
4843 | in non-Unicode message handlers. */ | |
4844 | DebPrint (("Non-byte WM_CHAR: %d\n", msg.msg.wParam)); | |
4845 | inev.kind = NO_EVENT; | |
4846 | break; | |
a60b0333 | 4847 | } |
480cb5d2 JR |
4848 | inev.kind = inev.code < 128 ? ASCII_KEYSTROKE_EVENT |
4849 | : MULTIBYTE_CHAR_KEYSTROKE_EVENT; | |
ee78dc32 GV |
4850 | } |
4851 | break; | |
689004fa | 4852 | |
4b219faa JR |
4853 | case WM_APPCOMMAND: |
4854 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4855 | ||
4856 | if (f && !f->iconified) | |
4857 | { | |
4858 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) | |
4859 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
4860 | { | |
4861 | clear_mouse_face (dpyinfo); | |
4862 | dpyinfo->mouse_face_hidden = 1; | |
4863 | } | |
4864 | ||
4865 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
4866 | temp_index = 0; | |
4867 | temp_buffer[temp_index++] = msg.msg.wParam; | |
4868 | inev.kind = MULTIMEDIA_KEY_EVENT; | |
4869 | inev.code = GET_APPCOMMAND_LPARAM(msg.msg.lParam); | |
4870 | inev.modifiers = msg.dwModifiers; | |
4871 | XSETFRAME (inev.frame_or_window, f); | |
4872 | inev.timestamp = msg.msg.time; | |
4873 | } | |
4874 | break; | |
4875 | ||
ee78dc32 | 4876 | case WM_MOUSEMOVE: |
706ddb8f JR |
4877 | /* Ignore non-movement. */ |
4878 | { | |
4879 | int x = LOWORD (msg.msg.lParam); | |
4880 | int y = HIWORD (msg.msg.lParam); | |
4881 | if (x == last_mousemove_x && y == last_mousemove_y) | |
4882 | break; | |
4883 | last_mousemove_x = x; | |
4884 | last_mousemove_y = y; | |
4885 | } | |
4886 | ||
89271099 | 4887 | previous_help_echo_string = help_echo_string; |
fc5c7550 | 4888 | help_echo_string = Qnil; |
791f420f | 4889 | |
ee78dc32 GV |
4890 | if (dpyinfo->grabbed && last_mouse_frame |
4891 | && FRAME_LIVE_P (last_mouse_frame)) | |
4892 | f = last_mouse_frame; | |
4893 | else | |
4894 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4895 | |
3d26a7c2 KS |
4896 | if (dpyinfo->mouse_face_hidden) |
4897 | { | |
4898 | dpyinfo->mouse_face_hidden = 0; | |
4899 | clear_mouse_face (dpyinfo); | |
4900 | } | |
4901 | ||
ee78dc32 | 4902 | if (f) |
a18bb28d JR |
4903 | { |
4904 | /* Generate SELECT_WINDOW_EVENTs when needed. */ | |
92b23323 | 4905 | if (!NILP (Vmouse_autoselect_window)) |
a18bb28d JR |
4906 | { |
4907 | Lisp_Object window; | |
a18bb28d JR |
4908 | int x = LOWORD (msg.msg.lParam); |
4909 | int y = HIWORD (msg.msg.lParam); | |
4910 | ||
62e50ec6 | 4911 | window = window_from_coordinates (f, x, y, 0, 0, 0, 0); |
a18bb28d JR |
4912 | |
4913 | /* Window will be selected only when it is not | |
4914 | selected now and last mouse movement event was | |
4915 | not in it. Minibuffer window will be selected | |
e0f24100 | 4916 | only when it is active. */ |
a18bb28d JR |
4917 | if (WINDOWP(window) |
4918 | && !EQ (window, last_window) | |
74a9b36f MR |
4919 | && !EQ (window, selected_window) |
4920 | /* For click-to-focus window managers | |
4921 | create event iff we don't leave the | |
4922 | selected frame. */ | |
4923 | && (focus_follows_mouse | |
4924 | || (EQ (XWINDOW (window)->frame, | |
4925 | XWINDOW (selected_window)->frame)))) | |
a18bb28d | 4926 | { |
6b61353c KH |
4927 | inev.kind = SELECT_WINDOW_EVENT; |
4928 | inev.frame_or_window = window; | |
a18bb28d JR |
4929 | } |
4930 | ||
4931 | last_window=window; | |
4932 | } | |
fc5c7550 YM |
4933 | if (!note_mouse_movement (f, &msg.msg)) |
4934 | help_echo_string = previous_help_echo_string; | |
a18bb28d | 4935 | } |
ee78dc32 | 4936 | else |
791f420f JR |
4937 | { |
4938 | /* If we move outside the frame, then we're | |
4939 | certainly no longer on any text in the frame. */ | |
5b844253 | 4940 | clear_mouse_face (dpyinfo); |
791f420f JR |
4941 | } |
4942 | ||
89271099 | 4943 | /* If the contents of the global variable help_echo_string |
791f420f | 4944 | has changed, generate a HELP_EVENT. */ |
e597eb7d JR |
4945 | #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE. |
4946 | But it was originally changed to this to fix a bug, so I have | |
4947 | not removed it completely in case the bug is still there. */ | |
89271099 KS |
4948 | if (help_echo_string != previous_help_echo_string || |
4949 | (!NILP (help_echo_string) && !STRINGP (help_echo_string) && f->mouse_moved)) | |
e597eb7d JR |
4950 | #else /* This is what xterm.c does. */ |
4951 | if (!NILP (help_echo_string) | |
4952 | || !NILP (previous_help_echo_string)) | |
6b61353c | 4953 | do_help = 1; |
e597eb7d | 4954 | #endif |
791f420f | 4955 | break; |
689004fa | 4956 | |
ee78dc32 GV |
4957 | case WM_LBUTTONDOWN: |
4958 | case WM_LBUTTONUP: | |
4959 | case WM_MBUTTONDOWN: | |
4960 | case WM_MBUTTONUP: | |
4961 | case WM_RBUTTONDOWN: | |
4962 | case WM_RBUTTONUP: | |
53823ab9 JR |
4963 | case WM_XBUTTONDOWN: |
4964 | case WM_XBUTTONUP: | |
ee78dc32 | 4965 | { |
791f420f JR |
4966 | /* If we decide we want to generate an event to be seen |
4967 | by the rest of Emacs, we put it here. */ | |
791f420f | 4968 | int tool_bar_p = 0; |
ee78dc32 GV |
4969 | int button; |
4970 | int up; | |
791f420f | 4971 | |
ee78dc32 GV |
4972 | if (dpyinfo->grabbed && last_mouse_frame |
4973 | && FRAME_LIVE_P (last_mouse_frame)) | |
4974 | f = last_mouse_frame; | |
4975 | else | |
4976 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4977 | |
ee78dc32 GV |
4978 | if (f) |
4979 | { | |
6b61353c | 4980 | construct_mouse_click (&inev, &msg, f); |
d67d1627 | 4981 | |
791f420f JR |
4982 | /* Is this in the tool-bar? */ |
4983 | if (WINDOWP (f->tool_bar_window) | |
62e50ec6 | 4984 | && WINDOW_TOTAL_LINES (XWINDOW (f->tool_bar_window))) |
791f420f JR |
4985 | { |
4986 | Lisp_Object window; | |
6b61353c KH |
4987 | int x = XFASTINT (inev.x); |
4988 | int y = XFASTINT (inev.y); | |
791f420f | 4989 | |
62e50ec6 | 4990 | window = window_from_coordinates (f, x, y, 0, 0, 0, 1); |
b8b47c19 | 4991 | |
791f420f JR |
4992 | if (EQ (window, f->tool_bar_window)) |
4993 | { | |
6b61353c | 4994 | w32_handle_tool_bar_click (f, &inev); |
791f420f JR |
4995 | tool_bar_p = 1; |
4996 | } | |
4997 | } | |
4998 | ||
6b61353c KH |
4999 | if (tool_bar_p |
5000 | || (dpyinfo->w32_focus_frame | |
5001 | && f != dpyinfo->w32_focus_frame)) | |
5002 | inev.kind = NO_EVENT; | |
ee78dc32 | 5003 | } |
d67d1627 | 5004 | |
53823ab9 JR |
5005 | parse_button (msg.msg.message, HIWORD (msg.msg.wParam), |
5006 | &button, &up); | |
5007 | ||
ee78dc32 GV |
5008 | if (up) |
5009 | { | |
5010 | dpyinfo->grabbed &= ~ (1 << button); | |
5011 | } | |
5012 | else | |
5013 | { | |
5014 | dpyinfo->grabbed |= (1 << button); | |
5015 | last_mouse_frame = f; | |
791f420f JR |
5016 | /* Ignore any mouse motion that happened |
5017 | before this event; any subsequent mouse-movement | |
5018 | Emacs events should reflect only motion after | |
5019 | the ButtonPress. */ | |
5020 | if (f != 0) | |
5021 | f->mouse_moved = 0; | |
5022 | ||
5023 | if (!tool_bar_p) | |
5024 | last_tool_bar_item = -1; | |
ee78dc32 | 5025 | } |
689004fa | 5026 | break; |
ee78dc32 | 5027 | } |
d67d1627 | 5028 | |
1c64a4a2 | 5029 | case WM_MOUSEWHEEL: |
1526bc23 | 5030 | case WM_MOUSEHWHEEL: |
1c64a4a2 | 5031 | { |
1c64a4a2 JB |
5032 | if (dpyinfo->grabbed && last_mouse_frame |
5033 | && FRAME_LIVE_P (last_mouse_frame)) | |
5034 | f = last_mouse_frame; | |
5035 | else | |
5036 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5037 | ||
5038 | if (f) | |
5039 | { | |
1c64a4a2 | 5040 | |
6b61353c KH |
5041 | if (!dpyinfo->w32_focus_frame |
5042 | || f == dpyinfo->w32_focus_frame) | |
1c64a4a2 | 5043 | { |
637ad49d | 5044 | /* Emit an Emacs wheel-up/down event. */ |
6b61353c | 5045 | construct_mouse_wheel (&inev, &msg, f); |
1c64a4a2 | 5046 | } |
637ad49d JR |
5047 | /* Ignore any mouse motion that happened before this |
5048 | event; any subsequent mouse-movement Emacs events | |
5049 | should reflect only motion after the | |
db9cd97a | 5050 | ButtonPress. */ |
637ad49d | 5051 | f->mouse_moved = 0; |
1c64a4a2 | 5052 | } |
637ad49d JR |
5053 | last_mouse_frame = f; |
5054 | last_tool_bar_item = -1; | |
1c64a4a2 | 5055 | } |
ee78dc32 | 5056 | break; |
689004fa | 5057 | |
12857dfd RS |
5058 | case WM_DROPFILES: |
5059 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5060 | ||
5061 | if (f) | |
6b61353c | 5062 | construct_drag_n_drop (&inev, &msg, f); |
12857dfd RS |
5063 | break; |
5064 | ||
ee78dc32 GV |
5065 | case WM_VSCROLL: |
5066 | { | |
689004fa GV |
5067 | struct scroll_bar *bar = |
5068 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
d67d1627 | 5069 | |
6b61353c KH |
5070 | if (bar) |
5071 | w32_scroll_bar_handle_click (bar, &msg, &inev); | |
689004fa | 5072 | break; |
ee78dc32 | 5073 | } |
d67d1627 | 5074 | |
689004fa | 5075 | case WM_WINDOWPOSCHANGED: |
549808db JR |
5076 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5077 | if (f) | |
5078 | { | |
62e50ec6 KS |
5079 | if (f->want_fullscreen & FULLSCREEN_WAIT) |
5080 | f->want_fullscreen &= ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH); | |
549808db JR |
5081 | } |
5082 | check_visibility = 1; | |
5083 | break; | |
5084 | ||
689004fa GV |
5085 | case WM_ACTIVATE: |
5086 | case WM_ACTIVATEAPP: | |
549808db JR |
5087 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5088 | if (f) | |
5089 | x_check_fullscreen (f); | |
689004fa | 5090 | check_visibility = 1; |
ee78dc32 | 5091 | break; |
689004fa | 5092 | |
ee78dc32 GV |
5093 | case WM_MOVE: |
5094 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5095 | |
ee78dc32 GV |
5096 | if (f && !f->async_iconified) |
5097 | { | |
689004fa GV |
5098 | int x, y; |
5099 | ||
5100 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5101 | f->left_pos = x; |
5102 | f->top_pos = y; | |
ee78dc32 | 5103 | } |
689004fa GV |
5104 | |
5105 | check_visibility = 1; | |
5106 | break; | |
5107 | ||
5108 | case WM_SHOWWINDOW: | |
b71b8111 JR |
5109 | /* wParam non-zero means Window is about to be shown, 0 means |
5110 | about to be hidden. */ | |
5111 | /* Redo the mouse-highlight after the tooltip has gone. */ | |
5112 | if (!msg.msg.wParam && msg.msg.hwnd == tip_window) | |
5113 | { | |
5114 | tip_window = NULL; | |
5115 | redo_mouse_highlight (); | |
5116 | } | |
5117 | ||
689004fa GV |
5118 | /* If window has been obscured or exposed by another window |
5119 | being maximised or minimised/restored, then recheck | |
5120 | visibility of all frames. Direct changes to our own | |
5121 | windows get handled by WM_SIZE. */ | |
5122 | #if 0 | |
5123 | if (msg.msg.lParam != 0) | |
5124 | check_visibility = 1; | |
5125 | else | |
5126 | { | |
5127 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5128 | f->async_visible = msg.msg.wParam; | |
5129 | } | |
5130 | #endif | |
5131 | ||
5132 | check_visibility = 1; | |
ee78dc32 | 5133 | break; |
689004fa | 5134 | |
ee78dc32 GV |
5135 | case WM_SIZE: |
5136 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5137 | |
689004fa GV |
5138 | /* Inform lisp of whether frame has been iconified etc. */ |
5139 | if (f) | |
ee78dc32 | 5140 | { |
689004fa | 5141 | switch (msg.msg.wParam) |
ee78dc32 | 5142 | { |
689004fa GV |
5143 | case SIZE_MINIMIZED: |
5144 | f->async_visible = 0; | |
ee78dc32 | 5145 | f->async_iconified = 1; |
d67d1627 | 5146 | |
6b61353c KH |
5147 | inev.kind = ICONIFY_EVENT; |
5148 | XSETFRAME (inev.frame_or_window, f); | |
689004fa GV |
5149 | break; |
5150 | ||
5151 | case SIZE_MAXIMIZED: | |
5152 | case SIZE_RESTORED: | |
ee78dc32 GV |
5153 | f->async_visible = 1; |
5154 | f->async_iconified = 0; | |
d67d1627 | 5155 | |
d64b707c | 5156 | /* wait_reading_process_output will notice this and update |
ee78dc32 GV |
5157 | the frame's display structures. */ |
5158 | SET_FRAME_GARBAGED (f); | |
d67d1627 | 5159 | |
ee78dc32 GV |
5160 | if (f->iconified) |
5161 | { | |
31d4844a KH |
5162 | int x, y; |
5163 | ||
5164 | /* Reset top and left positions of the Window | |
5165 | here since Windows sends a WM_MOVE message | |
5166 | BEFORE telling us the Window is minimized | |
5167 | when the Window is iconified, with 3000,3000 | |
5168 | as the co-ords. */ | |
5169 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5170 | f->left_pos = x; |
5171 | f->top_pos = y; | |
31d4844a | 5172 | |
6b61353c KH |
5173 | inev.kind = DEICONIFY_EVENT; |
5174 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5175 | } |
9ef2e2cf JR |
5176 | else if (! NILP (Vframe_list) |
5177 | && ! NILP (XCDR (Vframe_list))) | |
ee78dc32 GV |
5178 | /* Force a redisplay sooner or later |
5179 | to update the frame titles | |
5180 | in case this is the second frame. */ | |
5181 | record_asynch_buffer_change (); | |
689004fa | 5182 | break; |
ee78dc32 | 5183 | } |
ee78dc32 | 5184 | } |
689004fa | 5185 | |
ef0e360f GV |
5186 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
5187 | { | |
5188 | RECT rect; | |
5189 | int rows; | |
5190 | int columns; | |
5191 | int width; | |
5192 | int height; | |
d67d1627 | 5193 | |
9127e20e | 5194 | GetClientRect (msg.msg.hwnd, &rect); |
d67d1627 | 5195 | |
ef0e360f GV |
5196 | height = rect.bottom - rect.top; |
5197 | width = rect.right - rect.left; | |
d67d1627 | 5198 | |
62e50ec6 KS |
5199 | rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, height); |
5200 | columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, width); | |
d67d1627 | 5201 | |
ef0e360f | 5202 | /* TODO: Clip size to the screen dimensions. */ |
d67d1627 | 5203 | |
ef0e360f GV |
5204 | /* Even if the number of character rows and columns has |
5205 | not changed, the font size may have changed, so we need | |
5206 | to check the pixel dimensions as well. */ | |
d67d1627 | 5207 | |
62e50ec6 KS |
5208 | if (columns != FRAME_COLS (f) |
5209 | || rows != FRAME_LINES (f) | |
5210 | || width != FRAME_PIXEL_WIDTH (f) | |
5211 | || height != FRAME_PIXEL_HEIGHT (f)) | |
ef0e360f | 5212 | { |
791f420f | 5213 | change_frame_size (f, rows, columns, 0, 1, 0); |
ef0e360f | 5214 | SET_FRAME_GARBAGED (f); |
31d4844a | 5215 | cancel_mouse_face (f); |
62e50ec6 KS |
5216 | FRAME_PIXEL_WIDTH (f) = width; |
5217 | FRAME_PIXEL_HEIGHT (f) = height; | |
5218 | f->win_gravity = NorthWestGravity; | |
ef0e360f GV |
5219 | } |
5220 | } | |
5221 | ||
689004fa GV |
5222 | check_visibility = 1; |
5223 | break; | |
5224 | ||
1576fbfa JR |
5225 | case WM_MOUSELEAVE: |
5226 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5227 | if (f) | |
5228 | { | |
5229 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5230 | { | |
5231 | /* If we move outside the frame, then we're | |
5232 | certainly no longer on any text in the frame. */ | |
5233 | clear_mouse_face (dpyinfo); | |
5234 | dpyinfo->mouse_face_mouse_frame = 0; | |
5235 | } | |
5236 | ||
5237 | /* Generate a nil HELP_EVENT to cancel a help-echo. | |
5238 | Do it only if there's something to cancel. | |
5239 | Otherwise, the startup message is cleared when | |
5240 | the mouse leaves the frame. */ | |
5241 | if (any_help_event_p) | |
6b61353c | 5242 | do_help = -1; |
1576fbfa JR |
5243 | } |
5244 | break; | |
d67d1627 | 5245 | |
689004fa | 5246 | case WM_SETFOCUS: |
55131bef | 5247 | w32_detect_focus_change (dpyinfo, &msg, &inev); |
791f420f | 5248 | |
791f420f JR |
5249 | dpyinfo->grabbed = 0; |
5250 | check_visibility = 1; | |
5251 | break; | |
5252 | ||
689004fa | 5253 | case WM_KILLFOCUS: |
791f420f | 5254 | f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd); |
08712a41 | 5255 | |
791f420f JR |
5256 | if (f) |
5257 | { | |
791f420f JR |
5258 | if (f == dpyinfo->w32_focus_event_frame) |
5259 | dpyinfo->w32_focus_event_frame = 0; | |
5260 | ||
5261 | if (f == dpyinfo->w32_focus_frame) | |
5262 | x_new_focus_frame (dpyinfo, 0); | |
5263 | ||
5264 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5265 | { | |
5266 | /* If we move outside the frame, then we're | |
5267 | certainly no longer on any text in the frame. */ | |
5268 | clear_mouse_face (dpyinfo); | |
5269 | dpyinfo->mouse_face_mouse_frame = 0; | |
5270 | } | |
9ef2e2cf | 5271 | |
791f420f JR |
5272 | /* Generate a nil HELP_EVENT to cancel a help-echo. |
5273 | Do it only if there's something to cancel. | |
5274 | Otherwise, the startup message is cleared when | |
5275 | the mouse leaves the frame. */ | |
5276 | if (any_help_event_p) | |
6b61353c | 5277 | do_help = -1; |
791f420f | 5278 | } |
689004fa | 5279 | |
08712a41 | 5280 | dpyinfo->grabbed = 0; |
689004fa | 5281 | check_visibility = 1; |
ee78dc32 | 5282 | break; |
689004fa | 5283 | |
ee78dc32 GV |
5284 | case WM_CLOSE: |
5285 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5286 | |
ee78dc32 GV |
5287 | if (f) |
5288 | { | |
6b61353c KH |
5289 | inev.kind = DELETE_WINDOW_EVENT; |
5290 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5291 | } |
689004fa GV |
5292 | break; |
5293 | ||
5294 | case WM_INITMENU: | |
5295 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5296 | |
689004fa GV |
5297 | if (f) |
5298 | { | |
6b61353c KH |
5299 | inev.kind = MENU_BAR_ACTIVATE_EVENT; |
5300 | XSETFRAME (inev.frame_or_window, f); | |
689004fa | 5301 | } |
ee78dc32 | 5302 | break; |
689004fa | 5303 | |
ee78dc32 GV |
5304 | case WM_COMMAND: |
5305 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 5306 | |
ee78dc32 GV |
5307 | if (f) |
5308 | { | |
f98169a0 GV |
5309 | extern void menubar_selection_callback |
5310 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 5311 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 5312 | } |
689004fa GV |
5313 | |
5314 | check_visibility = 1; | |
5315 | break; | |
5316 | ||
5317 | case WM_DISPLAYCHANGE: | |
5318 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5319 | ||
d67d1627 | 5320 | if (f) |
689004fa GV |
5321 | { |
5322 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
5323 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
5324 | dpyinfo->n_cbits = msg.msg.wParam; | |
5325 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
5326 | dpyinfo->height)); | |
5327 | } | |
d67d1627 | 5328 | |
689004fa | 5329 | check_visibility = 1; |
ee78dc32 | 5330 | break; |
e7efd97e GV |
5331 | |
5332 | default: | |
e471b241 | 5333 | /* Check for messages registered at runtime. */ |
e7efd97e GV |
5334 | if (msg.msg.message == msh_mousewheel) |
5335 | { | |
e471b241 | 5336 | /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */ |
66f30e44 | 5337 | msg.msg.message = WM_MOUSEWHEEL; |
e471b241 | 5338 | prepend_msg (&msg); |
e7efd97e GV |
5339 | } |
5340 | break; | |
ee78dc32 | 5341 | } |
6b61353c KH |
5342 | |
5343 | if (inev.kind != NO_EVENT) | |
5344 | { | |
5345 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
5346 | count++; | |
5347 | } | |
5348 | ||
5349 | if (do_help | |
5350 | && !(hold_quit && hold_quit->kind != NO_EVENT)) | |
5351 | { | |
5352 | Lisp_Object frame; | |
5353 | ||
5354 | if (f) | |
5355 | XSETFRAME (frame, f); | |
5356 | else | |
5357 | frame = Qnil; | |
5358 | ||
5359 | if (do_help > 0) | |
5360 | { | |
e597eb7d | 5361 | if (NILP (help_echo_string)) |
6b61353c KH |
5362 | { |
5363 | help_echo_object = help_echo_window = Qnil; | |
5364 | help_echo_pos = -1; | |
5365 | } | |
5366 | ||
5367 | any_help_event_p = 1; | |
5368 | gen_help_event (help_echo_string, frame, help_echo_window, | |
5369 | help_echo_object, help_echo_pos); | |
5370 | } | |
5371 | else | |
5372 | { | |
5373 | help_echo_string = Qnil; | |
5374 | gen_help_event (Qnil, frame, Qnil, Qnil, 0); | |
5375 | } | |
5376 | count++; | |
5377 | } | |
ee78dc32 GV |
5378 | } |
5379 | ||
5380 | /* If the focus was just given to an autoraising frame, | |
5381 | raise it now. */ | |
5382 | /* ??? This ought to be able to handle more than one such frame. */ | |
5383 | if (pending_autoraise_frame) | |
5384 | { | |
5385 | x_raise_frame (pending_autoraise_frame); | |
5386 | pending_autoraise_frame = 0; | |
5387 | } | |
5388 | ||
689004fa GV |
5389 | /* Check which frames are still visisble, if we have enqueued any user |
5390 | events or been notified of events that may affect visibility. We | |
5391 | do this here because there doesn't seem to be any direct | |
5392 | notification from Windows that the visibility of a window has | |
5393 | changed (at least, not in all cases). */ | |
5394 | if (count > 0 || check_visibility) | |
5395 | { | |
5396 | Lisp_Object tail, frame; | |
5397 | ||
5398 | FOR_EACH_FRAME (tail, frame) | |
1c64a4a2 JB |
5399 | { |
5400 | FRAME_PTR f = XFRAME (frame); | |
5401 | /* The tooltip has been drawn already. Avoid the | |
5402 | SET_FRAME_GARBAGED below. */ | |
5403 | if (EQ (frame, tip_frame)) | |
5404 | continue; | |
5405 | ||
5406 | /* Check "visible" frames and mark each as obscured or not. | |
5407 | Note that async_visible is nonzero for unobscured and | |
5408 | obscured frames, but zero for hidden and iconified frames. */ | |
5409 | if (FRAME_W32_P (f) && f->async_visible) | |
5410 | { | |
5411 | RECT clipbox; | |
5412 | HDC hdc; | |
5413 | ||
5414 | enter_crit (); | |
5415 | /* Query clipping rectangle for the entire window area | |
5416 | (GetWindowDC), not just the client portion (GetDC). | |
5417 | Otherwise, the scrollbars and menubar aren't counted as | |
5418 | part of the visible area of the frame, and we may think | |
5419 | the frame is obscured when really a scrollbar is still | |
5420 | visible and gets WM_PAINT messages above. */ | |
5421 | hdc = GetWindowDC (FRAME_W32_WINDOW (f)); | |
5422 | GetClipBox (hdc, &clipbox); | |
5423 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); | |
5424 | leave_crit (); | |
5425 | ||
5426 | if (clipbox.right == clipbox.left | |
5427 | || clipbox.bottom == clipbox.top) | |
5428 | { | |
5429 | /* Frame has become completely obscured so mark as | |
5430 | such (we do this by setting async_visible to 2 so | |
5431 | that FRAME_VISIBLE_P is still true, but redisplay | |
5432 | will skip it). */ | |
5433 | f->async_visible = 2; | |
689004fa | 5434 | |
1c64a4a2 JB |
5435 | if (!FRAME_OBSCURED_P (f)) |
5436 | { | |
5437 | DebPrint (("frame %p (%s) obscured\n", f, | |
5438 | SDATA (f->name))); | |
5439 | } | |
5440 | } | |
5441 | else | |
5442 | { | |
5443 | /* Frame is not obscured, so mark it as such. */ | |
5444 | f->async_visible = 1; | |
689004fa | 5445 | |
1c64a4a2 JB |
5446 | if (FRAME_OBSCURED_P (f)) |
5447 | { | |
5448 | SET_FRAME_GARBAGED (f); | |
5449 | DebPrint (("obscured frame %p (%s) found to be visible\n", f, | |
5450 | SDATA (f->name))); | |
689004fa | 5451 | |
1c64a4a2 JB |
5452 | /* Force a redisplay sooner or later. */ |
5453 | record_asynch_buffer_change (); | |
5454 | } | |
5455 | } | |
5456 | } | |
5457 | } | |
689004fa GV |
5458 | } |
5459 | ||
ee78dc32 GV |
5460 | UNBLOCK_INPUT; |
5461 | return count; | |
5462 | } | |
791f420f | 5463 | |
9ef2e2cf | 5464 | |
ee78dc32 | 5465 | \f |
791f420f JR |
5466 | /*********************************************************************** |
5467 | Text Cursor | |
5468 | ***********************************************************************/ | |
5469 | ||
791f420f JR |
5470 | /* Set clipping for output in glyph row ROW. W is the window in which |
5471 | we operate. GC is the graphics context to set clipping in. | |
ee78dc32 | 5472 | |
791f420f JR |
5473 | ROW may be a text row or, e.g., a mode line. Text rows must be |
5474 | clipped to the interior of the window dedicated to text display, | |
5475 | mode lines must be clipped to the whole window. */ | |
ee78dc32 GV |
5476 | |
5477 | static void | |
b5a2e277 | 5478 | w32_clip_to_row (w, row, area, hdc) |
791f420f JR |
5479 | struct window *w; |
5480 | struct glyph_row *row; | |
b5a2e277 | 5481 | int area; |
791f420f | 5482 | HDC hdc; |
ee78dc32 | 5483 | { |
791f420f JR |
5484 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
5485 | RECT clip_rect; | |
b5a2e277 | 5486 | int window_x, window_y, window_width; |
52cf03a1 | 5487 | |
b5a2e277 | 5488 | window_box (w, area, &window_x, &window_y, &window_width, 0); |
52cf03a1 | 5489 | |
b5a2e277 | 5490 | clip_rect.left = window_x; |
791f420f JR |
5491 | clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
5492 | clip_rect.top = max (clip_rect.top, window_y); | |
5493 | clip_rect.right = clip_rect.left + window_width; | |
5494 | clip_rect.bottom = clip_rect.top + row->visible_height; | |
5495 | ||
791f420f | 5496 | w32_set_clip_rectangle (hdc, &clip_rect); |
ee78dc32 GV |
5497 | } |
5498 | ||
791f420f JR |
5499 | |
5500 | /* Draw a hollow box cursor on window W in glyph row ROW. */ | |
ee78dc32 GV |
5501 | |
5502 | static void | |
791f420f JR |
5503 | x_draw_hollow_cursor (w, row) |
5504 | struct window *w; | |
5505 | struct glyph_row *row; | |
ee78dc32 | 5506 | { |
791f420f | 5507 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
988646fc | 5508 | HDC hdc; |
791f420f | 5509 | RECT rect; |
b756209d | 5510 | int left, top, h; |
791f420f JR |
5511 | struct glyph *cursor_glyph; |
5512 | HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); | |
5513 | ||
07c07cfe JR |
5514 | /* Get the glyph the cursor is on. If we can't tell because |
5515 | the current matrix is invalid or such, give up. */ | |
5516 | cursor_glyph = get_phys_cursor_glyph (w); | |
5517 | if (cursor_glyph == NULL) | |
5518 | return; | |
5519 | ||
4d91ce74 | 5520 | /* Compute frame-relative coordinates for phys cursor. */ |
b756209d EZ |
5521 | get_phys_cursor_geometry (w, row, cursor_glyph, &left, &top, &h); |
5522 | rect.left = left; | |
5523 | rect.top = top; | |
07c07cfe | 5524 | rect.bottom = rect.top + h; |
4d91ce74 | 5525 | rect.right = rect.left + w->phys_cursor_width; |
ee78dc32 | 5526 | |
988646fc | 5527 | hdc = get_frame_dc (f); |
a18bb28d | 5528 | /* Set clipping, draw the rectangle, and reset clipping again. */ |
b5a2e277 | 5529 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
791f420f JR |
5530 | FrameRect (hdc, &rect, hb); |
5531 | DeleteObject (hb); | |
a18bb28d | 5532 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 5533 | release_frame_dc (f, hdc); |
ee78dc32 GV |
5534 | } |
5535 | ||
791f420f JR |
5536 | |
5537 | /* Draw a bar cursor on window W in glyph row ROW. | |
5538 | ||
5539 | Implementation note: One would like to draw a bar cursor with an | |
5540 | angle equal to the one given by the font property XA_ITALIC_ANGLE. | |
5541 | Unfortunately, I didn't find a font yet that has this property set. | |
5542 | --gerd. */ | |
ee78dc32 GV |
5543 | |
5544 | static void | |
17456df1 | 5545 | x_draw_bar_cursor (w, row, width, kind) |
791f420f JR |
5546 | struct window *w; |
5547 | struct glyph_row *row; | |
9ef2e2cf | 5548 | int width; |
17456df1 | 5549 | enum text_cursor_kinds kind; |
ee78dc32 | 5550 | { |
c2cc16fa JR |
5551 | struct frame *f = XFRAME (w->frame); |
5552 | struct glyph *cursor_glyph; | |
5553 | int x; | |
5554 | HDC hdc; | |
791f420f | 5555 | |
c2cc16fa JR |
5556 | /* If cursor is out of bounds, don't draw garbage. This can happen |
5557 | in mini-buffer windows when switching between echo area glyphs | |
5558 | and mini-buffer. */ | |
5559 | cursor_glyph = get_phys_cursor_glyph (w); | |
5560 | if (cursor_glyph == NULL) | |
5561 | return; | |
9ef2e2cf | 5562 | |
c2cc16fa JR |
5563 | /* If on an image, draw like a normal cursor. That's usually better |
5564 | visible than drawing a bar, esp. if the image is large so that | |
5565 | the bar might not be in the window. */ | |
5566 | if (cursor_glyph->type == IMAGE_GLYPH) | |
5567 | { | |
5568 | struct glyph_row *row; | |
5569 | row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos); | |
89271099 | 5570 | draw_phys_cursor_glyph (w, row, DRAW_CURSOR); |
c2cc16fa JR |
5571 | } |
5572 | else | |
5573 | { | |
6ff3e5e3 JR |
5574 | COLORREF cursor_color = f->output_data.w32->cursor_pixel; |
5575 | struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id); | |
5576 | ||
6ff3e5e3 JR |
5577 | /* If the glyph's background equals the color we normally draw |
5578 | the bar cursor in, the bar cursor in its normal color is | |
5579 | invisible. Use the glyph's foreground color instead in this | |
5580 | case, on the assumption that the glyph's colors are chosen so | |
5581 | that the glyph is legible. */ | |
5582 | if (face->background == cursor_color) | |
5583 | cursor_color = face->foreground; | |
5584 | ||
c2cc16fa | 5585 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
a18bb28d JR |
5586 | |
5587 | if (width < 0) | |
5588 | width = FRAME_CURSOR_WIDTH (f); | |
5589 | width = min (cursor_glyph->pixel_width, width); | |
5590 | ||
5591 | w->phys_cursor_width = width; | |
5592 | ||
5593 | ||
c2cc16fa | 5594 | hdc = get_frame_dc (f); |
b5a2e277 | 5595 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
17456df1 JR |
5596 | |
5597 | if (kind == BAR_CURSOR) | |
5598 | { | |
5599 | w32_fill_area (f, hdc, cursor_color, x, | |
5600 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y), | |
5601 | width, row->height); | |
5602 | } | |
5603 | else | |
5604 | { | |
5605 | w32_fill_area (f, hdc, cursor_color, x, | |
5606 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y + | |
5607 | row->height - width), | |
5608 | cursor_glyph->pixel_width, width); | |
5609 | } | |
a18bb28d JR |
5610 | |
5611 | w32_set_clip_rectangle (hdc, NULL); | |
c2cc16fa | 5612 | release_frame_dc (f, hdc); |
791f420f | 5613 | } |
ee78dc32 GV |
5614 | } |
5615 | ||
791f420f | 5616 | |
89271099 | 5617 | /* RIF: Define cursor CURSOR on frame F. */ |
791f420f | 5618 | |
ee78dc32 | 5619 | static void |
89271099 KS |
5620 | w32_define_frame_cursor (f, cursor) |
5621 | struct frame *f; | |
5622 | Cursor cursor; | |
ee78dc32 | 5623 | { |
89271099 | 5624 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); |
791f420f | 5625 | } |
ee78dc32 | 5626 | |
ee78dc32 | 5627 | |
89271099 | 5628 | /* RIF: Clear area on frame F. */ |
ee78dc32 | 5629 | |
791f420f | 5630 | static void |
89271099 KS |
5631 | w32_clear_frame_area (f, x, y, width, height) |
5632 | struct frame *f; | |
5633 | int x, y, width, height; | |
791f420f | 5634 | { |
89271099 | 5635 | HDC hdc; |
791f420f | 5636 | |
89271099 KS |
5637 | hdc = get_frame_dc (f); |
5638 | w32_clear_area (f, hdc, x, y, width, height); | |
5639 | release_frame_dc (f, hdc); | |
791f420f | 5640 | } |
ee78dc32 | 5641 | |
89271099 | 5642 | /* RIF: Draw or clear cursor on window W. */ |
791f420f JR |
5643 | |
5644 | static void | |
e5a3b7d9 | 5645 | w32_draw_window_cursor (w, glyph_row, x, y, cursor_type, cursor_width, on_p, active_p) |
791f420f | 5646 | struct window *w; |
89271099 | 5647 | struct glyph_row *glyph_row; |
e5a3b7d9 KS |
5648 | int x, y; |
5649 | int cursor_type, cursor_width; | |
5650 | int on_p, active_p; | |
ee78dc32 | 5651 | { |
e5a3b7d9 | 5652 | if (on_p) |
791f420f | 5653 | { |
99558ce8 JR |
5654 | /* If the user wants to use the system caret, make sure our own |
5655 | cursor remains invisible. */ | |
5656 | if (w32_use_visible_system_caret) | |
5657 | { | |
6b61353c KH |
5658 | /* Call to erase_phys_cursor here seems to use the |
5659 | wrong values of w->phys_cursor, as they have been | |
5660 | overwritten before this function was called. */ | |
99558ce8 | 5661 | if (w->phys_cursor_type != NO_CURSOR) |
89271099 | 5662 | erase_phys_cursor (w); |
99558ce8 | 5663 | |
e5a3b7d9 | 5664 | cursor_type = w->phys_cursor_type = NO_CURSOR; |
e1429afe | 5665 | w->phys_cursor_width = -1; |
99558ce8 JR |
5666 | } |
5667 | else | |
e1429afe | 5668 | { |
e5a3b7d9 | 5669 | w->phys_cursor_type = cursor_type; |
e1429afe | 5670 | } |
99558ce8 | 5671 | |
791f420f JR |
5672 | w->phys_cursor_on_p = 1; |
5673 | ||
abb15ebd JR |
5674 | /* If this is the active cursor, we need to track it with the |
5675 | system caret, so third party software like screen magnifiers | |
5676 | and speech synthesizers can follow the cursor. */ | |
e5a3b7d9 | 5677 | if (active_p) |
abb15ebd | 5678 | { |
0648dde0 | 5679 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
99558ce8 | 5680 | HWND hwnd = FRAME_W32_WINDOW (f); |
abb15ebd | 5681 | |
99558ce8 JR |
5682 | w32_system_caret_x |
5683 | = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
5684 | w32_system_caret_y | |
5685 | = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
5686 | + glyph_row->ascent - w->phys_cursor_ascent); | |
5687 | ||
5688 | /* If the size of the active cursor changed, destroy the old | |
5689 | system caret. */ | |
5690 | if (w32_system_caret_hwnd | |
5691 | && (w32_system_caret_height != w->phys_cursor_height)) | |
5692 | PostMessage (hwnd, WM_EMACS_DESTROY_CARET, 0, 0); | |
5693 | ||
5694 | w32_system_caret_height = w->phys_cursor_height; | |
5695 | ||
5696 | /* Move the system caret. */ | |
5697 | PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0); | |
abb15ebd JR |
5698 | } |
5699 | ||
6b61353c KH |
5700 | if (glyph_row->exact_window_width_line_p |
5701 | && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA]) | |
5702 | { | |
5703 | glyph_row->cursor_in_fringe_p = 1; | |
5704 | draw_fringe_bitmap (w, glyph_row, 0); | |
5705 | return; | |
5706 | } | |
5707 | ||
e5a3b7d9 | 5708 | switch (cursor_type) |
ee78dc32 | 5709 | { |
791f420f JR |
5710 | case HOLLOW_BOX_CURSOR: |
5711 | x_draw_hollow_cursor (w, glyph_row); | |
5712 | break; | |
5713 | ||
5714 | case FILLED_BOX_CURSOR: | |
89271099 | 5715 | draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR); |
791f420f JR |
5716 | break; |
5717 | ||
5718 | case BAR_CURSOR: | |
e5a3b7d9 | 5719 | x_draw_bar_cursor (w, glyph_row, cursor_width, BAR_CURSOR); |
17456df1 JR |
5720 | break; |
5721 | ||
5722 | case HBAR_CURSOR: | |
e5a3b7d9 | 5723 | x_draw_bar_cursor (w, glyph_row, cursor_width, HBAR_CURSOR); |
791f420f | 5724 | break; |
ee78dc32 | 5725 | |
791f420f | 5726 | case NO_CURSOR: |
a18bb28d | 5727 | w->phys_cursor_width = 0; |
791f420f JR |
5728 | break; |
5729 | ||
5730 | default: | |
5731 | abort (); | |
5732 | } | |
ee78dc32 GV |
5733 | } |
5734 | } | |
5735 | ||
689004fa | 5736 | |
ee78dc32 | 5737 | \f |
7f5d1df8 GV |
5738 | /* Icons. */ |
5739 | ||
5740 | int | |
5741 | x_bitmap_icon (f, icon) | |
5742 | struct frame *f; | |
5743 | Lisp_Object icon; | |
5744 | { | |
945a75f8 JR |
5745 | HANDLE main_icon; |
5746 | HANDLE small_icon = NULL; | |
7f5d1df8 GV |
5747 | |
5748 | if (FRAME_W32_WINDOW (f) == 0) | |
5749 | return 1; | |
5750 | ||
5751 | if (NILP (icon)) | |
945a75f8 | 5752 | main_icon = LoadIcon (hinst, EMACS_CLASS); |
7f5d1df8 | 5753 | else if (STRINGP (icon)) |
945a75f8 JR |
5754 | { |
5755 | /* Load the main icon from the named file. */ | |
5756 | main_icon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0, | |
5757 | LR_DEFAULTSIZE | LR_LOADFROMFILE); | |
5758 | /* Try to load a small icon to go with it. */ | |
5759 | small_icon = LoadImage (NULL, (LPCSTR) SDATA (icon), IMAGE_ICON, | |
5760 | GetSystemMetrics (SM_CXSMICON), | |
5761 | GetSystemMetrics (SM_CYSMICON), | |
5762 | LR_LOADFROMFILE); | |
5763 | } | |
7f5d1df8 GV |
5764 | else if (SYMBOLP (icon)) |
5765 | { | |
5766 | LPCTSTR name; | |
5767 | ||
5768 | if (EQ (icon, intern ("application"))) | |
5769 | name = (LPCTSTR) IDI_APPLICATION; | |
5770 | else if (EQ (icon, intern ("hand"))) | |
5771 | name = (LPCTSTR) IDI_HAND; | |
5772 | else if (EQ (icon, intern ("question"))) | |
5773 | name = (LPCTSTR) IDI_QUESTION; | |
5774 | else if (EQ (icon, intern ("exclamation"))) | |
5775 | name = (LPCTSTR) IDI_EXCLAMATION; | |
5776 | else if (EQ (icon, intern ("asterisk"))) | |
5777 | name = (LPCTSTR) IDI_ASTERISK; | |
5778 | else if (EQ (icon, intern ("winlogo"))) | |
5779 | name = (LPCTSTR) IDI_WINLOGO; | |
5780 | else | |
5781 | return 1; | |
5782 | ||
945a75f8 | 5783 | main_icon = LoadIcon (NULL, name); |
7f5d1df8 GV |
5784 | } |
5785 | else | |
5786 | return 1; | |
5787 | ||
945a75f8 | 5788 | if (main_icon == NULL) |
7f5d1df8 GV |
5789 | return 1; |
5790 | ||
791f420f | 5791 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, |
945a75f8 JR |
5792 | (LPARAM) main_icon); |
5793 | ||
5794 | /* If there is a small icon that goes with it, set that too. */ | |
5795 | if (small_icon) | |
5796 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_SMALL, | |
5797 | (LPARAM) small_icon); | |
7f5d1df8 GV |
5798 | |
5799 | return 0; | |
5800 | } | |
5801 | ||
5802 | \f | |
c2cc16fa JR |
5803 | /************************************************************************ |
5804 | Handling X errors | |
5805 | ************************************************************************/ | |
5806 | ||
5807 | /* Display Error Handling functions not used on W32. Listing them here | |
5808 | helps diff stay in step when comparing w32term.c with xterm.c. | |
5809 | ||
5810 | x_error_catcher (display, error) | |
5811 | x_catch_errors (dpy) | |
5812 | x_catch_errors_unwind (old_val) | |
5813 | x_check_errors (dpy, format) | |
16ca6226 EZ |
5814 | x_fully_uncatch_errors () |
5815 | x_catching_errors () | |
c2cc16fa JR |
5816 | x_had_errors_p (dpy) |
5817 | x_clear_errors (dpy) | |
5818 | x_uncatch_errors (dpy, count) | |
5819 | x_trace_wire () | |
5820 | x_connection_signal (signalnum) | |
5821 | x_connection_closed (dpy, error_message) | |
5822 | x_error_quitter (display, error) | |
5823 | x_error_handler (display, error) | |
5824 | x_io_error_quitter (display) | |
5825 | ||
5826 | */ | |
5827 | ||
5828 | \f | |
ee78dc32 GV |
5829 | /* Changing the font of the frame. */ |
5830 | ||
5831 | /* Give frame F the font named FONTNAME as its default font, and | |
5832 | return the full name of that font. FONTNAME may be a wildcard | |
5833 | pattern; in that case, we choose some font that fits the pattern. | |
5834 | The return value shows which font we chose. */ | |
5835 | ||
5836 | Lisp_Object | |
5837 | x_new_font (f, fontname) | |
5838 | struct frame *f; | |
5839 | register char *fontname; | |
5840 | { | |
cabb23bc | 5841 | struct font_info *fontp |
43d69ceb | 5842 | = FS_LOAD_FONT (f, fontname); |
ee78dc32 | 5843 | |
cabb23bc | 5844 | if (!fontp) |
791f420f | 5845 | return Qnil; |
ee78dc32 | 5846 | |
66f30e44 JR |
5847 | if (FRAME_FONT (f) == (XFontStruct *) (fontp->font)) |
5848 | /* This font is already set in frame F. There's nothing more to | |
5849 | do. */ | |
5850 | return build_string (fontp->full_name); | |
5851 | ||
cabb23bc | 5852 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
791f420f | 5853 | FRAME_BASELINE_OFFSET (f) = fontp->baseline_offset; |
cabb23bc | 5854 | FRAME_FONTSET (f) = -1; |
ee78dc32 | 5855 | |
3aefd49f JR |
5856 | FRAME_COLUMN_WIDTH (f) = fontp->average_width; |
5857 | FRAME_SPACE_WIDTH (f) = fontp->space_width; | |
62e50ec6 KS |
5858 | FRAME_LINE_HEIGHT (f) = FONT_HEIGHT (FRAME_FONT (f)); |
5859 | ||
5860 | compute_fringe_widths (f, 1); | |
5861 | ||
ee78dc32 | 5862 | /* Compute the scroll bar width in character columns. */ |
62e50ec6 | 5863 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) |
ee78dc32 | 5864 | { |
62e50ec6 KS |
5865 | int wid = FRAME_COLUMN_WIDTH (f); |
5866 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5867 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid-1) / wid; | |
ee78dc32 GV |
5868 | } |
5869 | else | |
ec48c3a7 | 5870 | { |
62e50ec6 KS |
5871 | int wid = FRAME_COLUMN_WIDTH (f); |
5872 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
ec48c3a7 | 5873 | } |
ee78dc32 GV |
5874 | |
5875 | /* Now make the frame display the given font. */ | |
fbd6baed | 5876 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 5877 | { |
49be9f70 | 5878 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) |
62e50ec6 | 5879 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
ee78dc32 | 5880 | } |
ee78dc32 | 5881 | |
791f420f | 5882 | return build_string (fontp->full_name); |
ee78dc32 GV |
5883 | } |
5884 | \f | |
66f30e44 JR |
5885 | /* Give frame F the fontset named FONTSETNAME as its default fontset, |
5886 | and return the full name of that fontset. FONTSETNAME may be a | |
5887 | wildcard pattern; in that case, we choose some fontset that fits | |
5888 | the pattern. FONTSETNAME may be a font name for ASCII characters; | |
5889 | in that case, we create a fontset from that font name. | |
5890 | ||
5891 | The return value shows which fontset we chose. | |
5892 | If FONTSETNAME specifies the default fontset, return Qt. | |
5893 | If an ASCII font in the specified fontset can't be loaded, return | |
5894 | Qnil. */ | |
cabb23bc GV |
5895 | |
5896 | Lisp_Object | |
5897 | x_new_fontset (f, fontsetname) | |
5898 | struct frame *f; | |
66f30e44 | 5899 | Lisp_Object fontsetname; |
cabb23bc | 5900 | { |
66f30e44 | 5901 | int fontset = fs_query_fontset (fontsetname, 0); |
cabb23bc GV |
5902 | Lisp_Object result; |
5903 | ||
66f30e44 | 5904 | if (fontset > 0 && FRAME_FONTSET(f) == fontset) |
cabb23bc GV |
5905 | /* This fontset is already set in frame F. There's nothing more |
5906 | to do. */ | |
93ff4395 | 5907 | return fontset_name (fontset); |
66f30e44 JR |
5908 | else if (fontset == 0) |
5909 | /* The default fontset can't be the default font. */ | |
5910 | return Qt; | |
cabb23bc | 5911 | |
66f30e44 JR |
5912 | if (fontset > 0) |
5913 | result = x_new_font (f, (SDATA (fontset_ascii (fontset)))); | |
5914 | else | |
5915 | result = x_new_font (f, SDATA (fontsetname)); | |
cabb23bc GV |
5916 | |
5917 | if (!STRINGP (result)) | |
5918 | /* Can't load ASCII font. */ | |
5919 | return Qnil; | |
5920 | ||
66f30e44 JR |
5921 | if (fontset < 0) |
5922 | fontset = new_fontset_from_font_name (result); | |
5923 | ||
cabb23bc GV |
5924 | /* Since x_new_font doesn't update any fontset information, do it now. */ |
5925 | FRAME_FONTSET(f) = fontset; | |
cabb23bc | 5926 | |
66f30e44 | 5927 | return fontset_name (fontset); |
cabb23bc | 5928 | } |
791f420f | 5929 | |
027f6f90 JR |
5930 | #ifdef USE_FONT_BACKEND |
5931 | Lisp_Object | |
5932 | x_new_fontset2 (f, fontset, font_object) | |
5933 | struct frame *f; | |
5934 | int fontset; | |
5935 | Lisp_Object font_object; | |
5936 | { | |
5937 | struct font *font = XSAVE_VALUE (font_object)->pointer; | |
5938 | ||
5939 | if (FRAME_FONT_OBJECT (f) == font) | |
5940 | /* This font is already set in frame F. There's nothing more to | |
5941 | do. */ | |
5942 | return fontset_name (fontset); | |
5943 | ||
5944 | BLOCK_INPUT; | |
5945 | ||
5946 | FRAME_FONT_OBJECT (f) = font; | |
5947 | FRAME_FONT (f) = font->font.font; | |
5948 | FRAME_BASELINE_OFFSET (f) = font->font.baseline_offset; | |
5949 | FRAME_FONTSET (f) = fontset; | |
5950 | ||
5951 | FRAME_COLUMN_WIDTH (f) = font->font.average_width; | |
5952 | FRAME_SPACE_WIDTH (f) = font->font.space_width; | |
5953 | FRAME_LINE_HEIGHT (f) = font->font.height; | |
5954 | ||
5955 | compute_fringe_widths (f, 1); | |
5956 | ||
5957 | /* Compute the scroll bar width in character columns. */ | |
5958 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) | |
5959 | { | |
5960 | int wid = FRAME_COLUMN_WIDTH (f); | |
5961 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5962 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid; | |
5963 | } | |
5964 | else | |
5965 | { | |
5966 | int wid = FRAME_COLUMN_WIDTH (f); | |
5967 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
5968 | } | |
5969 | ||
5970 | /* Now make the frame display the given font. */ | |
5971 | if (FRAME_X_WINDOW (f) != 0) | |
5972 | { | |
5973 | /* Don't change the size of a tip frame; there's no point in | |
5974 | doing it because it's done in Fx_show_tip, and it leads to | |
5975 | problems because the tip frame has no widget. */ | |
5976 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) | |
5977 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); | |
5978 | } | |
5979 | ||
5980 | #ifdef HAVE_X_I18N | |
5981 | if (FRAME_XIC (f) | |
5982 | && (FRAME_XIC_STYLE (f) & (XIMPreeditPosition | XIMStatusArea))) | |
5983 | xic_set_xfontset (f, SDATA (fontset_ascii (fontset))); | |
5984 | #endif | |
5985 | ||
5986 | UNBLOCK_INPUT; | |
5987 | ||
5988 | return fontset_name (fontset); | |
5989 | } | |
5990 | #endif /* USE_FONT_BACKEND */ | |
5991 | ||
c2cc16fa JR |
5992 | \f |
5993 | /*********************************************************************** | |
5994 | TODO: W32 Input Methods | |
5995 | ***********************************************************************/ | |
5996 | /* Listing missing functions from xterm.c helps diff stay in step. | |
791f420f | 5997 | |
c2cc16fa JR |
5998 | xim_destroy_callback (xim, client_data, call_data) |
5999 | xim_open_dpy (dpyinfo, resource_name) | |
6000 | struct xim_inst_t | |
6001 | xim_instantiate_callback (display, client_data, call_data) | |
6002 | xim_initialize (dpyinfo, resource_name) | |
6003 | xim_close_dpy (dpyinfo) | |
791f420f | 6004 | |
c2cc16fa | 6005 | */ |
791f420f | 6006 | |
cabb23bc | 6007 | \f |
689004fa GV |
6008 | /* Calculate the absolute position in frame F |
6009 | from its current recorded position values and gravity. */ | |
6010 | ||
9ef2e2cf | 6011 | void |
ee78dc32 GV |
6012 | x_calc_absolute_position (f) |
6013 | struct frame *f; | |
6014 | { | |
62e50ec6 | 6015 | int flags = f->size_hint_flags; |
ee78dc32 | 6016 | |
83676aa2 KS |
6017 | /* The sum of the widths of the frame's left and right borders, and |
6018 | the sum of the heights of the frame's top and bottom borders (in | |
6019 | pixels) drawn by Windows. */ | |
6020 | unsigned int left_right_borders_width, top_bottom_borders_height; | |
6021 | ||
6022 | /* Try to get the actual values of these two variables. We compute | |
6023 | the border width (height) by subtracting the width (height) of | |
6024 | the frame's client area from the width (height) of the frame's | |
6025 | entire window. */ | |
6026 | WINDOWPLACEMENT wp = { 0 }; | |
6027 | RECT client_rect = { 0 }; | |
6028 | ||
6029 | if (GetWindowPlacement (FRAME_W32_WINDOW (f), &wp) | |
6030 | && GetClientRect (FRAME_W32_WINDOW (f), &client_rect)) | |
6031 | { | |
6032 | left_right_borders_width = | |
6033 | (wp.rcNormalPosition.right - wp.rcNormalPosition.left) - | |
6034 | (client_rect.right - client_rect.left); | |
6035 | ||
6036 | top_bottom_borders_height = | |
6037 | (wp.rcNormalPosition.bottom - wp.rcNormalPosition.top) - | |
6038 | (client_rect.bottom - client_rect.top); | |
6039 | } | |
6040 | else | |
6041 | { | |
6042 | /* Use sensible default values. */ | |
6043 | left_right_borders_width = 8; | |
6044 | top_bottom_borders_height = 32; | |
6045 | } | |
6046 | ||
6047 | /* Treat negative positions as relative to the rightmost bottommost | |
ee78dc32 GV |
6048 | position that fits on the screen. */ |
6049 | if (flags & XNegative) | |
62e50ec6 | 6050 | f->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
62e50ec6 | 6051 | - FRAME_PIXEL_WIDTH (f) |
83676aa2 KS |
6052 | + f->left_pos |
6053 | - (left_right_borders_width - 1)); | |
158cba56 | 6054 | |
ee78dc32 | 6055 | if (flags & YNegative) |
62e50ec6 | 6056 | f->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
62e50ec6 | 6057 | - FRAME_PIXEL_HEIGHT (f) |
83676aa2 KS |
6058 | + f->top_pos |
6059 | - (top_bottom_borders_height - 1)); | |
6060 | ||
6061 | /* The left_pos and top_pos are now relative to the top and left | |
6062 | screen edges, so the flags should correspond. */ | |
62e50ec6 | 6063 | f->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
6064 | } |
6065 | ||
6066 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
6067 | to really change the position, and 0 when calling from | |
6068 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
6069 | position values). It is -1 when calling from x_set_frame_parameters, | |
6070 | which means, do adjust for borders but don't change the gravity. */ | |
6071 | ||
9ef2e2cf | 6072 | void |
ee78dc32 GV |
6073 | x_set_offset (f, xoff, yoff, change_gravity) |
6074 | struct frame *f; | |
6075 | register int xoff, yoff; | |
6076 | int change_gravity; | |
6077 | { | |
6078 | int modified_top, modified_left; | |
6079 | ||
6080 | if (change_gravity > 0) | |
6081 | { | |
62e50ec6 KS |
6082 | f->top_pos = yoff; |
6083 | f->left_pos = xoff; | |
6084 | f->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 6085 | if (xoff < 0) |
62e50ec6 | 6086 | f->size_hint_flags |= XNegative; |
ee78dc32 | 6087 | if (yoff < 0) |
62e50ec6 KS |
6088 | f->size_hint_flags |= YNegative; |
6089 | f->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
6090 | } |
6091 | x_calc_absolute_position (f); | |
6092 | ||
6093 | BLOCK_INPUT; | |
6094 | x_wm_set_size_hint (f, (long) 0, 0); | |
6095 | ||
62e50ec6 KS |
6096 | modified_left = f->left_pos; |
6097 | modified_top = f->top_pos; | |
ee78dc32 | 6098 | |
fbd6baed | 6099 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
6100 | NULL, |
6101 | modified_left, modified_top, | |
cabb23bc | 6102 | 0, 0, |
689004fa | 6103 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
6104 | UNBLOCK_INPUT; |
6105 | } | |
6106 | ||
549808db JR |
6107 | |
6108 | /* Check if we need to resize the frame due to a fullscreen request. | |
6109 | If so needed, resize the frame. */ | |
6110 | static void | |
6111 | x_check_fullscreen (f) | |
6112 | struct frame *f; | |
6113 | { | |
62e50ec6 | 6114 | if (f->want_fullscreen & FULLSCREEN_BOTH) |
549808db JR |
6115 | { |
6116 | int width, height, ign; | |
d67d1627 | 6117 | |
62e50ec6 | 6118 | x_real_positions (f, &f->left_pos, &f->top_pos); |
549808db JR |
6119 | |
6120 | x_fullscreen_adjust (f, &width, &height, &ign, &ign); | |
d67d1627 | 6121 | |
549808db | 6122 | /* We do not need to move the window, it shall be taken care of |
66f30e44 | 6123 | when setting WM manager hints. */ |
62e50ec6 | 6124 | if (FRAME_COLS (f) != width || FRAME_LINES (f) != height) |
549808db JR |
6125 | { |
6126 | change_frame_size (f, height, width, 0, 1, 0); | |
6127 | SET_FRAME_GARBAGED (f); | |
6128 | cancel_mouse_face (f); | |
6129 | ||
6130 | /* Wait for the change of frame size to occur */ | |
62e50ec6 | 6131 | f->want_fullscreen |= FULLSCREEN_WAIT; |
549808db JR |
6132 | } |
6133 | } | |
6134 | } | |
6135 | ||
ee78dc32 GV |
6136 | /* Call this to change the size of frame F's x-window. |
6137 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
6138 | for this size change and subsequent size changes. | |
6139 | Otherwise we leave the window gravity unchanged. */ | |
c2cc16fa | 6140 | |
791f420f | 6141 | void |
ee78dc32 GV |
6142 | x_set_window_size (f, change_gravity, cols, rows) |
6143 | struct frame *f; | |
6144 | int change_gravity; | |
6145 | int cols, rows; | |
6146 | { | |
6147 | int pixelwidth, pixelheight; | |
d67d1627 | 6148 | |
ee78dc32 | 6149 | BLOCK_INPUT; |
d67d1627 | 6150 | |
ee78dc32 | 6151 | check_frame_size (f, &rows, &cols); |
62e50ec6 KS |
6152 | f->scroll_bar_actual_width |
6153 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
d33c49e8 | 6154 | |
b6ae1532 | 6155 | compute_fringe_widths (f, 0); |
d33c49e8 | 6156 | |
62e50ec6 KS |
6157 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
6158 | pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows); | |
d67d1627 | 6159 | |
62e50ec6 | 6160 | f->win_gravity = NorthWestGravity; |
ee78dc32 | 6161 | x_wm_set_size_hint (f, (long) 0, 0); |
d67d1627 | 6162 | |
ee78dc32 GV |
6163 | { |
6164 | RECT rect; | |
6165 | ||
6166 | rect.left = rect.top = 0; | |
6167 | rect.right = pixelwidth; | |
6168 | rect.bottom = pixelheight; | |
d67d1627 | 6169 | |
fbd6baed | 6170 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 6171 | FRAME_EXTERNAL_MENU_BAR (f)); |
d67d1627 | 6172 | |
fbd6baed | 6173 | my_set_window_pos (FRAME_W32_WINDOW (f), |
d67d1627 | 6174 | NULL, |
52cf03a1 | 6175 | 0, 0, |
689004fa GV |
6176 | rect.right - rect.left, |
6177 | rect.bottom - rect.top, | |
6178 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 | 6179 | } |
d67d1627 | 6180 | |
f8d1a163 JR |
6181 | #if 0 |
6182 | /* The following mirrors what is done in xterm.c. It appears to be | |
6183 | for informing lisp of the new size immediately, while the actual | |
6184 | resize will happen asynchronously. But on Windows, the menu bar | |
6185 | automatically wraps when the frame is too narrow to contain it, | |
6186 | and that causes any calculations made here to come out wrong. The | |
6187 | end is some nasty buggy behaviour, including the potential loss | |
6188 | of the minibuffer. | |
6189 | ||
6190 | Disabling this code is either not sufficient to fix the problems | |
6191 | completely, or it causes fresh problems, but at least it removes | |
6192 | the most problematic symptom of the minibuffer becoming unusable. | |
6193 | ||
6194 | ----------------------------------------------------------------- | |
6195 | ||
6196 | Now, strictly speaking, we can't be sure that this is accurate, | |
ee78dc32 GV |
6197 | but the window manager will get around to dealing with the size |
6198 | change request eventually, and we'll hear how it went when the | |
6199 | ConfigureNotify event gets here. | |
d67d1627 | 6200 | |
ee78dc32 GV |
6201 | We could just not bother storing any of this information here, |
6202 | and let the ConfigureNotify event set everything up, but that | |
ec48c3a7 | 6203 | might be kind of confusing to the Lisp code, since size changes |
ee78dc32 | 6204 | wouldn't be reported in the frame parameters until some random |
791f420f JR |
6205 | point in the future when the ConfigureNotify event arrives. |
6206 | ||
6207 | We pass 1 for DELAY since we can't run Lisp code inside of | |
6208 | a BLOCK_INPUT. */ | |
6209 | change_frame_size (f, rows, cols, 0, 1, 0); | |
62e50ec6 KS |
6210 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
6211 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
ee78dc32 | 6212 | |
689004fa GV |
6213 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
6214 | receive in the ConfigureNotify event; if we get what we asked | |
6215 | for, then the event won't cause the screen to become garbaged, so | |
6216 | we have to make sure to do it here. */ | |
6217 | SET_FRAME_GARBAGED (f); | |
6218 | ||
ee78dc32 | 6219 | /* If cursor was outside the new size, mark it as off. */ |
791f420f | 6220 | mark_window_cursors_off (XWINDOW (f->root_window)); |
ee78dc32 | 6221 | |
689004fa | 6222 | /* Clear out any recollection of where the mouse highlighting was, |
d67d1627 | 6223 | since it might be in a place that's outside the new frame size. |
689004fa GV |
6224 | Actually checking whether it is outside is a pain in the neck, |
6225 | so don't try--just let the highlighting be done afresh with new size. */ | |
31d4844a | 6226 | cancel_mouse_face (f); |
f8d1a163 | 6227 | #endif |
31d4844a | 6228 | |
ee78dc32 GV |
6229 | UNBLOCK_INPUT; |
6230 | } | |
6231 | \f | |
6232 | /* Mouse warping. */ | |
6233 | ||
ec48c3a7 JR |
6234 | void x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y); |
6235 | ||
6236 | void | |
6237 | x_set_mouse_position (f, x, y) | |
6238 | struct frame *f; | |
6239 | int x, y; | |
6240 | { | |
6241 | int pix_x, pix_y; | |
6242 | ||
62e50ec6 KS |
6243 | pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2; |
6244 | pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2; | |
ec48c3a7 JR |
6245 | |
6246 | if (pix_x < 0) pix_x = 0; | |
62e50ec6 | 6247 | if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f); |
ec48c3a7 JR |
6248 | |
6249 | if (pix_y < 0) pix_y = 0; | |
62e50ec6 | 6250 | if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f); |
ec48c3a7 JR |
6251 | |
6252 | x_set_mouse_pixel_position (f, pix_x, pix_y); | |
6253 | } | |
6254 | ||
1bcd16f2 MB |
6255 | void |
6256 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
6257 | struct frame *f; | |
6258 | int pix_x, pix_y; | |
6259 | { | |
689004fa GV |
6260 | RECT rect; |
6261 | POINT pt; | |
6262 | ||
1bcd16f2 MB |
6263 | BLOCK_INPUT; |
6264 | ||
689004fa GV |
6265 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
6266 | pt.x = rect.left + pix_x; | |
6267 | pt.y = rect.top + pix_y; | |
6268 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 6269 | |
689004fa | 6270 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
6271 | |
6272 | UNBLOCK_INPUT; | |
6273 | } | |
6274 | ||
ee78dc32 GV |
6275 | \f |
6276 | /* focus shifting, raising and lowering. */ | |
6277 | ||
ec48c3a7 | 6278 | void |
ee78dc32 GV |
6279 | x_focus_on_frame (f) |
6280 | struct frame *f; | |
6281 | { | |
689004fa GV |
6282 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
6283 | ||
6284 | /* Give input focus to frame. */ | |
6285 | BLOCK_INPUT; | |
6286 | #if 0 | |
6287 | /* Try not to change its Z-order if possible. */ | |
6288 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
6289 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
6290 | else | |
6291 | #endif | |
ef0e360f | 6292 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 6293 | UNBLOCK_INPUT; |
ee78dc32 GV |
6294 | } |
6295 | ||
ec48c3a7 | 6296 | void |
ee78dc32 GV |
6297 | x_unfocus_frame (f) |
6298 | struct frame *f; | |
6299 | { | |
6300 | } | |
6301 | ||
6302 | /* Raise frame F. */ | |
791f420f | 6303 | void |
ee78dc32 GV |
6304 | x_raise_frame (f) |
6305 | struct frame *f; | |
6306 | { | |
689004fa GV |
6307 | BLOCK_INPUT; |
6308 | ||
6309 | /* Strictly speaking, raise-frame should only change the frame's Z | |
6310 | order, leaving input focus unchanged. This is reasonable behaviour | |
6311 | on X where the usual policy is point-to-focus. However, this | |
6312 | behaviour would be very odd on Windows where the usual policy is | |
6313 | click-to-focus. | |
6314 | ||
6315 | On X, if the mouse happens to be over the raised frame, it gets | |
6316 | input focus anyway (so the window with focus will never be | |
6317 | completely obscured) - if not, then just moving the mouse over it | |
6318 | is sufficient to give it focus. On Windows, the user must actually | |
6319 | click on the frame (preferrably the title bar so as not to move | |
6320 | point), which is more awkward. Also, no other Windows program | |
6321 | raises a window to the top but leaves another window (possibly now | |
6322 | completely obscured) with input focus. | |
6323 | ||
6324 | Because there is a system setting on Windows that allows the user | |
6325 | to choose the point to focus policy, we make the strict semantics | |
6326 | optional, but by default we grab focus when raising. */ | |
6327 | ||
6328 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 6329 | { |
689004fa GV |
6330 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
6331 | not already the foreground application: the frame is raised | |
6332 | above all other frames belonging to us, but not above the | |
6333 | current top window. To achieve that, we have to resort to this | |
6334 | more cumbersome method. */ | |
6335 | ||
6336 | HDWP handle = BeginDeferWindowPos (2); | |
6337 | if (handle) | |
6338 | { | |
6339 | DeferWindowPos (handle, | |
6340 | FRAME_W32_WINDOW (f), | |
6341 | HWND_TOP, | |
6342 | 0, 0, 0, 0, | |
6343 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6344 | ||
6345 | DeferWindowPos (handle, | |
6346 | GetForegroundWindow (), | |
6347 | FRAME_W32_WINDOW (f), | |
6348 | 0, 0, 0, 0, | |
6349 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6350 | ||
6351 | EndDeferWindowPos (handle); | |
6352 | } | |
ee78dc32 | 6353 | } |
689004fa GV |
6354 | else |
6355 | { | |
ef0e360f | 6356 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
6357 | } |
6358 | ||
6359 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6360 | } |
6361 | ||
6362 | /* Lower frame F. */ | |
791f420f | 6363 | void |
ee78dc32 GV |
6364 | x_lower_frame (f) |
6365 | struct frame *f; | |
6366 | { | |
689004fa GV |
6367 | BLOCK_INPUT; |
6368 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
6369 | HWND_BOTTOM, | |
6370 | 0, 0, 0, 0, | |
6371 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6372 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6373 | } |
6374 | ||
6375 | static void | |
ec48c3a7 | 6376 | w32_frame_raise_lower (f, raise_flag) |
ee78dc32 | 6377 | FRAME_PTR f; |
ec48c3a7 | 6378 | int raise_flag; |
ee78dc32 | 6379 | { |
7e6ac5b9 AI |
6380 | if (! FRAME_W32_P (f)) |
6381 | return; | |
6382 | ||
ec48c3a7 | 6383 | if (raise_flag) |
ee78dc32 GV |
6384 | x_raise_frame (f); |
6385 | else | |
6386 | x_lower_frame (f); | |
6387 | } | |
6388 | \f | |
6389 | /* Change of visibility. */ | |
6390 | ||
6391 | /* This tries to wait until the frame is really visible. | |
6392 | However, if the window manager asks the user where to position | |
6393 | the frame, this will return before the user finishes doing that. | |
6394 | The frame will not actually be visible at that time, | |
6395 | but it will become visible later when the window manager | |
6396 | finishes with it. */ | |
6397 | ||
ec48c3a7 | 6398 | void |
ee78dc32 GV |
6399 | x_make_frame_visible (f) |
6400 | struct frame *f; | |
6401 | { | |
7f5d1df8 GV |
6402 | Lisp_Object type; |
6403 | ||
ee78dc32 GV |
6404 | BLOCK_INPUT; |
6405 | ||
7f5d1df8 GV |
6406 | type = x_icon_type (f); |
6407 | if (!NILP (type)) | |
6408 | x_bitmap_icon (f, type); | |
6409 | ||
ee78dc32 GV |
6410 | if (! FRAME_VISIBLE_P (f)) |
6411 | { | |
6412 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
6413 | call x_set_offset a second time | |
6414 | if we get to x_make_frame_visible a second time | |
6415 | before the window gets really visible. */ | |
6416 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 6417 | && ! f->output_data.w32->asked_for_visible) |
8958048c EZ |
6418 | { |
6419 | RECT workarea_rect; | |
6420 | RECT window_rect; | |
6421 | ||
6422 | /* Adjust vertical window position in order to avoid being | |
6423 | covered by a task bar placed at the bottom of the desktop. */ | |
6424 | SystemParametersInfo(SPI_GETWORKAREA, 0, &workarea_rect, 0); | |
6425 | GetWindowRect(FRAME_W32_WINDOW(f), &window_rect); | |
6426 | if (window_rect.bottom > workarea_rect.bottom | |
6427 | && window_rect.top > workarea_rect.top) | |
6428 | f->top_pos = max (window_rect.top | |
6429 | - window_rect.bottom + workarea_rect.bottom, | |
6430 | workarea_rect.top); | |
6431 | ||
6432 | x_set_offset (f, f->left_pos, f->top_pos, 0); | |
6433 | } | |
ee78dc32 | 6434 | |
fbd6baed | 6435 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 6436 | |
4d6e8199 | 6437 | /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */ |
689004fa | 6438 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); |
ee78dc32 GV |
6439 | } |
6440 | ||
6441 | /* Synchronize to ensure Emacs knows the frame is visible | |
6442 | before we do anything else. We do this loop with input not blocked | |
6443 | so that incoming events are handled. */ | |
6444 | { | |
6445 | Lisp_Object frame; | |
791f420f | 6446 | int count; |
ee78dc32 GV |
6447 | |
6448 | /* This must come after we set COUNT. */ | |
6449 | UNBLOCK_INPUT; | |
6450 | ||
6451 | XSETFRAME (frame, f); | |
6452 | ||
791f420f JR |
6453 | /* Wait until the frame is visible. Process X events until a |
6454 | MapNotify event has been seen, or until we think we won't get a | |
6455 | MapNotify at all.. */ | |
6456 | for (count = input_signal_count + 10; | |
6457 | input_signal_count < count && !FRAME_VISIBLE_P (f);) | |
ee78dc32 | 6458 | { |
791f420f | 6459 | /* Force processing of queued events. */ |
01b220b6 | 6460 | /* TODO: x_sync equivalent? */ |
791f420f | 6461 | |
ee78dc32 GV |
6462 | /* Machines that do polling rather than SIGIO have been observed |
6463 | to go into a busy-wait here. So we'll fake an alarm signal | |
6464 | to let the handler know that there's something to be read. | |
6465 | We used to raise a real alarm, but it seems that the handler | |
6466 | isn't always enabled here. This is probably a bug. */ | |
6467 | if (input_polling_used ()) | |
6468 | { | |
6469 | /* It could be confusing if a real alarm arrives while processing | |
6470 | the fake one. Turn it off and let the handler reset it. */ | |
a9b4e0ec AI |
6471 | int old_poll_suppress_count = poll_suppress_count; |
6472 | poll_suppress_count = 1; | |
6473 | poll_for_input_1 (); | |
6474 | poll_suppress_count = old_poll_suppress_count; | |
ee78dc32 | 6475 | } |
ee78dc32 GV |
6476 | } |
6477 | FRAME_SAMPLE_VISIBILITY (f); | |
6478 | } | |
6479 | } | |
6480 | ||
6481 | /* Change from mapped state to withdrawn state. */ | |
6482 | ||
6483 | /* Make the frame visible (mapped and not iconified). */ | |
6484 | ||
6485 | x_make_frame_invisible (f) | |
6486 | struct frame *f; | |
6487 | { | |
ee78dc32 | 6488 | /* Don't keep the highlight on an invisible frame. */ |
4baaed0f KS |
6489 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6490 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
d67d1627 | 6491 | |
ee78dc32 | 6492 | BLOCK_INPUT; |
d67d1627 | 6493 | |
689004fa | 6494 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
d67d1627 | 6495 | |
ee78dc32 GV |
6496 | /* We can't distinguish this from iconification |
6497 | just by the event that we get from the server. | |
6498 | So we can't win using the usual strategy of letting | |
6499 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
6500 | and synchronize with the server to make sure we agree. */ | |
6501 | f->visible = 0; | |
6502 | FRAME_ICONIFIED_P (f) = 0; | |
6503 | f->async_visible = 0; | |
6504 | f->async_iconified = 0; | |
d67d1627 | 6505 | |
ee78dc32 GV |
6506 | UNBLOCK_INPUT; |
6507 | } | |
6508 | ||
6509 | /* Change window state from mapped to iconified. */ | |
6510 | ||
52cf03a1 GV |
6511 | void |
6512 | x_iconify_frame (f) | |
ee78dc32 GV |
6513 | struct frame *f; |
6514 | { | |
7f5d1df8 | 6515 | Lisp_Object type; |
ee78dc32 GV |
6516 | |
6517 | /* Don't keep the highlight on an invisible frame. */ | |
4baaed0f KS |
6518 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6519 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
ee78dc32 GV |
6520 | |
6521 | if (f->async_iconified) | |
6522 | return; | |
6523 | ||
6524 | BLOCK_INPUT; | |
6525 | ||
7f5d1df8 GV |
6526 | type = x_icon_type (f); |
6527 | if (!NILP (type)) | |
6528 | x_bitmap_icon (f, type); | |
6529 | ||
689004fa | 6530 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 6531 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
6532 | |
6533 | UNBLOCK_INPUT; | |
6534 | } | |
c2cc16fa | 6535 | |
ee78dc32 | 6536 | \f |
25badd7a | 6537 | /* Free X resources of frame F. */ |
ee78dc32 | 6538 | |
25badd7a AI |
6539 | void |
6540 | x_free_frame_resources (f) | |
ee78dc32 GV |
6541 | struct frame *f; |
6542 | { | |
fbd6baed | 6543 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
6544 | |
6545 | BLOCK_INPUT; | |
6546 | ||
027f6f90 JR |
6547 | #ifdef USE_FONT_BACKEND |
6548 | /* We must free faces before destroying windows because some | |
6549 | font-driver (e.g. xft) access a window while finishing a | |
6550 | face. */ | |
6551 | if (enable_font_backend | |
6552 | && FRAME_FACE_CACHE (f)) | |
6553 | free_frame_faces (f); | |
6554 | #endif /* USE_FONT_BACKEND */ | |
6555 | ||
25badd7a AI |
6556 | if (FRAME_W32_WINDOW (f)) |
6557 | my_destroy_window (f, FRAME_W32_WINDOW (f)); | |
d67d1627 | 6558 | |
ee78dc32 | 6559 | free_frame_menubar (f); |
ee78dc32 | 6560 | |
5bcee7ef KL |
6561 | unload_color (f, FRAME_FOREGROUND_PIXEL (f)); |
6562 | unload_color (f, FRAME_BACKGROUND_PIXEL (f)); | |
25badd7a AI |
6563 | unload_color (f, f->output_data.w32->cursor_pixel); |
6564 | unload_color (f, f->output_data.w32->cursor_foreground_pixel); | |
6565 | unload_color (f, f->output_data.w32->border_pixel); | |
6566 | unload_color (f, f->output_data.w32->mouse_pixel); | |
c2cc16fa JR |
6567 | if (f->output_data.w32->white_relief.allocated_p) |
6568 | unload_color (f, f->output_data.w32->white_relief.pixel); | |
6569 | if (f->output_data.w32->black_relief.allocated_p) | |
6570 | unload_color (f, f->output_data.w32->black_relief.pixel); | |
6571 | ||
25badd7a AI |
6572 | if (FRAME_FACE_CACHE (f)) |
6573 | free_frame_faces (f); | |
d67d1627 | 6574 | |
fbd6baed | 6575 | xfree (f->output_data.w32); |
25badd7a | 6576 | f->output_data.w32 = NULL; |
d67d1627 | 6577 | |
fbd6baed GV |
6578 | if (f == dpyinfo->w32_focus_frame) |
6579 | dpyinfo->w32_focus_frame = 0; | |
6580 | if (f == dpyinfo->w32_focus_event_frame) | |
6581 | dpyinfo->w32_focus_event_frame = 0; | |
4baaed0f KS |
6582 | if (f == dpyinfo->x_highlight_frame) |
6583 | dpyinfo->x_highlight_frame = 0; | |
ee78dc32 | 6584 | |
ee78dc32 GV |
6585 | if (f == dpyinfo->mouse_face_mouse_frame) |
6586 | { | |
6587 | dpyinfo->mouse_face_beg_row | |
6588 | = dpyinfo->mouse_face_beg_col = -1; | |
6589 | dpyinfo->mouse_face_end_row | |
6590 | = dpyinfo->mouse_face_end_col = -1; | |
6591 | dpyinfo->mouse_face_window = Qnil; | |
25badd7a AI |
6592 | dpyinfo->mouse_face_deferred_gc = 0; |
6593 | dpyinfo->mouse_face_mouse_frame = 0; | |
ee78dc32 GV |
6594 | } |
6595 | ||
6596 | UNBLOCK_INPUT; | |
6597 | } | |
25badd7a AI |
6598 | |
6599 | ||
6600 | /* Destroy the window of frame F. */ | |
4a418b10 | 6601 | void |
25badd7a AI |
6602 | x_destroy_window (f) |
6603 | struct frame *f; | |
6604 | { | |
6605 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6606 | ||
6607 | x_free_frame_resources (f); | |
25badd7a AI |
6608 | dpyinfo->reference_count--; |
6609 | } | |
c2cc16fa | 6610 | |
ee78dc32 GV |
6611 | \f |
6612 | /* Setting window manager hints. */ | |
6613 | ||
6614 | /* Set the normal size hints for the window manager, for frame F. | |
6615 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
6616 | that the window now has. | |
6617 | If USER_POSITION is nonzero, we set the USPosition | |
6618 | flag (this is useful when FLAGS is 0). */ | |
791f420f | 6619 | void |
ee78dc32 GV |
6620 | x_wm_set_size_hint (f, flags, user_position) |
6621 | struct frame *f; | |
6622 | long flags; | |
6623 | int user_position; | |
6624 | { | |
fbd6baed | 6625 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 | 6626 | |
97c23857 | 6627 | enter_crit (); |
ee78dc32 | 6628 | |
62e50ec6 KS |
6629 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
6630 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
6631 | SetWindowLong (window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
6632 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width); | |
ee78dc32 | 6633 | |
97c23857 | 6634 | leave_crit (); |
ee78dc32 GV |
6635 | } |
6636 | ||
6637 | /* Window manager things */ | |
c65fd370 RS |
6638 | void |
6639 | x_wm_set_icon_position (f, icon_x, icon_y) | |
ee78dc32 GV |
6640 | struct frame *f; |
6641 | int icon_x, icon_y; | |
6642 | { | |
6643 | #if 0 | |
fbd6baed | 6644 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
6645 | |
6646 | f->display.x->wm_hints.flags |= IconPositionHint; | |
6647 | f->display.x->wm_hints.icon_x = icon_x; | |
6648 | f->display.x->wm_hints.icon_y = icon_y; | |
6649 | ||
6650 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
6651 | #endif | |
6652 | } | |
6653 | ||
c2cc16fa JR |
6654 | \f |
6655 | /*********************************************************************** | |
6656 | Fonts | |
6657 | ***********************************************************************/ | |
6658 | ||
6659 | /* The following functions are listed here to help diff stay in step | |
6660 | with xterm.c. See w32fns.c for definitions. | |
6661 | ||
6662 | x_get_font_info (f, font_idx) | |
6663 | x_list_fonts (f, pattern, size, maxnames) | |
6664 | ||
6665 | */ | |
6666 | ||
6667 | #if GLYPH_DEBUG | |
6668 | ||
6669 | /* Check that FONT is valid on frame F. It is if it can be found in F's | |
6670 | font table. */ | |
6671 | ||
6672 | static void | |
6673 | x_check_font (f, font) | |
6674 | struct frame *f; | |
6675 | XFontStruct *font; | |
6676 | { | |
6677 | int i; | |
6678 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6679 | ||
6680 | xassert (font != NULL); | |
9ef2e2cf | 6681 | |
c2cc16fa | 6682 | for (i = 0; i < dpyinfo->n_fonts; i++) |
d67d1627 | 6683 | if (dpyinfo->font_table[i].name |
c2cc16fa JR |
6684 | && font == dpyinfo->font_table[i].font) |
6685 | break; | |
6686 | ||
6687 | xassert (i < dpyinfo->n_fonts); | |
6688 | } | |
6689 | ||
6690 | #endif /* GLYPH_DEBUG != 0 */ | |
6691 | ||
6692 | /* Set *W to the minimum width, *H to the minimum font height of FONT. | |
6693 | Note: There are (broken) X fonts out there with invalid XFontStruct | |
6694 | min_bounds contents. For example, handa@etl.go.jp reports that | |
6695 | "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts | |
6696 | have font->min_bounds.width == 0. */ | |
6697 | ||
6698 | static INLINE void | |
6699 | x_font_min_bounds (font, w, h) | |
6700 | XFontStruct *font; | |
6701 | int *w, *h; | |
6702 | { | |
6703 | /* | |
6704 | * TODO: Windows does not appear to offer min bound, only | |
6705 | * average and maximum width, and maximum height. | |
6706 | */ | |
6707 | *h = FONT_HEIGHT (font); | |
11e260be | 6708 | *w = FONT_AVG_WIDTH (font); |
c2cc16fa JR |
6709 | } |
6710 | ||
6711 | ||
6712 | /* Compute the smallest character width and smallest font height over | |
6713 | all fonts available on frame F. Set the members smallest_char_width | |
6714 | and smallest_font_height in F's x_display_info structure to | |
6715 | the values computed. Value is non-zero if smallest_font_height or | |
6716 | smallest_char_width become smaller than they were before. */ | |
6717 | ||
6718 | int | |
6719 | x_compute_min_glyph_bounds (f) | |
6720 | struct frame *f; | |
6721 | { | |
6722 | int i; | |
6723 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6724 | XFontStruct *font; | |
6725 | int old_width = dpyinfo->smallest_char_width; | |
6726 | int old_height = dpyinfo->smallest_font_height; | |
d67d1627 | 6727 | |
c2cc16fa JR |
6728 | dpyinfo->smallest_font_height = 100000; |
6729 | dpyinfo->smallest_char_width = 100000; | |
d67d1627 | 6730 | |
c2cc16fa JR |
6731 | for (i = 0; i < dpyinfo->n_fonts; ++i) |
6732 | if (dpyinfo->font_table[i].name) | |
6733 | { | |
6734 | struct font_info *fontp = dpyinfo->font_table + i; | |
6735 | int w, h; | |
d67d1627 | 6736 | |
c2cc16fa JR |
6737 | font = (XFontStruct *) fontp->font; |
6738 | xassert (font != (XFontStruct *) ~0); | |
6739 | x_font_min_bounds (font, &w, &h); | |
d67d1627 | 6740 | |
c2cc16fa JR |
6741 | dpyinfo->smallest_font_height = min (dpyinfo->smallest_font_height, h); |
6742 | dpyinfo->smallest_char_width = min (dpyinfo->smallest_char_width, w); | |
6743 | } | |
6744 | ||
6745 | xassert (dpyinfo->smallest_char_width > 0 | |
6746 | && dpyinfo->smallest_font_height > 0); | |
6747 | ||
6748 | return (dpyinfo->n_fonts == 1 | |
6749 | || dpyinfo->smallest_char_width < old_width | |
6750 | || dpyinfo->smallest_font_height < old_height); | |
6751 | } | |
6752 | ||
6753 | /* The following functions are listed here to help diff stay in step | |
6754 | with xterm.c. See w32fns.c for definitions. | |
6755 | ||
6756 | x_load_font (f, fontname, size) | |
6757 | x_query_font (f, fontname) | |
6758 | x_find_ccl_program (fontp) | |
6759 | ||
6760 | */ | |
ee78dc32 | 6761 | \f |
791f420f JR |
6762 | /*********************************************************************** |
6763 | Initialization | |
6764 | ***********************************************************************/ | |
ee78dc32 | 6765 | |
fbd6baed | 6766 | static int w32_initialized = 0; |
ee78dc32 | 6767 | |
f7737f5d JR |
6768 | void |
6769 | w32_initialize_display_info (display_name) | |
6770 | Lisp_Object display_name; | |
6771 | { | |
6772 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
6773 | ||
6774 | bzero (dpyinfo, sizeof (*dpyinfo)); | |
6775 | ||
6776 | /* Put it on w32_display_name_list. */ | |
6777 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
6778 | w32_display_name_list); | |
6779 | dpyinfo->name_list_element = XCAR (w32_display_name_list); | |
d67d1627 | 6780 | |
f7737f5d | 6781 | dpyinfo->w32_id_name |
d5db4077 KR |
6782 | = (char *) xmalloc (SCHARS (Vinvocation_name) |
6783 | + SCHARS (Vsystem_name) | |
f7737f5d JR |
6784 | + 2); |
6785 | sprintf (dpyinfo->w32_id_name, "%s@%s", | |
d5db4077 | 6786 | SDATA (Vinvocation_name), SDATA (Vsystem_name)); |
f7737f5d JR |
6787 | |
6788 | /* Default Console mode values - overridden when running in GUI mode | |
6789 | with values obtained from system metrics. */ | |
6790 | dpyinfo->resx = 1; | |
6791 | dpyinfo->resy = 1; | |
6792 | dpyinfo->height_in = 1; | |
6793 | dpyinfo->width_in = 1; | |
6794 | dpyinfo->n_planes = 1; | |
6795 | dpyinfo->n_cbits = 4; | |
6796 | dpyinfo->n_fonts = 0; | |
6797 | dpyinfo->smallest_font_height = 1; | |
6798 | dpyinfo->smallest_char_width = 1; | |
6799 | ||
6800 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
6801 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
6802 | dpyinfo->mouse_face_face_id = DEFAULT_FACE_ID; | |
6803 | dpyinfo->mouse_face_window = Qnil; | |
9f5a911b | 6804 | dpyinfo->mouse_face_overlay = Qnil; |
3d26a7c2 | 6805 | dpyinfo->mouse_face_hidden = 0; |
2bf04b9d JR |
6806 | |
6807 | dpyinfo->vertical_scroll_bar_cursor = w32_load_cursor (IDC_ARROW); | |
01b220b6 | 6808 | /* TODO: dpyinfo->gray */ |
f7737f5d JR |
6809 | |
6810 | } | |
6811 | ||
c13a8a91 JB |
6812 | /* Create an xrdb-style database of resources to supercede registry settings. |
6813 | The database is just a concatenation of C strings, finished by an additional | |
decb374a | 6814 | \0. The strings are submitted to some basic normalization, so |
c13a8a91 JB |
6815 | |
6816 | [ *]option[ *]:[ *]value... | |
6817 | ||
6818 | becomes | |
6819 | ||
6820 | option:value... | |
6821 | ||
6822 | but any whitespace following value is not removed. */ | |
6823 | ||
6824 | static char * | |
6825 | w32_make_rdb (xrm_option) | |
6826 | char *xrm_option; | |
6827 | { | |
6828 | char *buffer = xmalloc (strlen (xrm_option) + 2); | |
6829 | char *current = buffer; | |
6830 | char ch; | |
6831 | int in_option = 1; | |
6832 | int before_value = 0; | |
6833 | ||
6834 | do { | |
6835 | ch = *xrm_option++; | |
6836 | ||
6837 | if (ch == '\n') | |
6838 | { | |
6839 | *current++ = '\0'; | |
6840 | in_option = 1; | |
6841 | before_value = 0; | |
6842 | } | |
6843 | else if (ch != ' ') | |
6844 | { | |
6845 | *current++ = ch; | |
6846 | if (in_option && (ch == ':')) | |
6847 | { | |
6848 | in_option = 0; | |
6849 | before_value = 1; | |
6850 | } | |
6851 | else if (before_value) | |
6852 | { | |
6853 | before_value = 0; | |
6854 | } | |
6855 | } | |
6856 | else if (!(in_option || before_value)) | |
6857 | { | |
6858 | *current++ = ch; | |
6859 | } | |
6860 | } while (ch); | |
6861 | ||
6862 | *current = '\0'; | |
6863 | ||
6864 | return buffer; | |
6865 | } | |
6866 | ||
4a418b10 JR |
6867 | void |
6868 | x_flush (struct frame * f) | |
6869 | { /* Nothing to do */ } | |
6870 | ||
6871 | ||
6872 | extern frame_parm_handler w32_frame_parm_handlers[]; | |
6873 | ||
6874 | static struct redisplay_interface w32_redisplay_interface = | |
6875 | { | |
6876 | w32_frame_parm_handlers, | |
6877 | x_produce_glyphs, | |
6878 | x_write_glyphs, | |
6879 | x_insert_glyphs, | |
6880 | x_clear_end_of_line, | |
6881 | x_scroll_run, | |
6882 | x_after_update_window_line, | |
6883 | x_update_window_begin, | |
6884 | x_update_window_end, | |
6885 | x_cursor_to, | |
6886 | x_flush, | |
6887 | 0, /* flush_display_optional */ | |
6888 | x_clear_window_mouse_face, | |
6889 | w32_get_glyph_overhangs, | |
6890 | x_fix_overlapping_area, | |
6891 | w32_draw_fringe_bitmap, | |
6892 | w32_define_fringe_bitmap, | |
6893 | w32_destroy_fringe_bitmap, | |
6894 | w32_per_char_metric, | |
6895 | w32_encode_char, | |
6896 | NULL, /* w32_compute_glyph_string_overhangs */ | |
6897 | x_draw_glyph_string, | |
6898 | w32_define_frame_cursor, | |
6899 | w32_clear_frame_area, | |
6900 | w32_draw_window_cursor, | |
6901 | w32_draw_vertical_window_border, | |
6902 | w32_shift_glyphs_for_insert | |
6903 | }; | |
6904 | ||
6905 | static void x_delete_terminal (struct terminal *term); | |
6906 | ||
6907 | static struct terminal * | |
6908 | w32_create_terminal (struct w32_display_info *dpyinfo) | |
6909 | { | |
6910 | struct terminal *terminal; | |
def7fa34 | 6911 | |
4a418b10 JR |
6912 | terminal = create_terminal (); |
6913 | ||
6914 | terminal->type = output_w32; | |
6915 | terminal->display_info.w32 = dpyinfo; | |
6916 | dpyinfo->terminal = terminal; | |
6917 | ||
6918 | /* MSVC does not type K&R functions with no arguments correctly, and | |
6919 | so we must explicitly cast them. */ | |
6920 | terminal->clear_frame_hook = x_clear_frame; | |
6921 | terminal->ins_del_lines_hook = x_ins_del_lines; | |
6922 | terminal->delete_glyphs_hook = x_delete_glyphs; | |
6923 | terminal->ring_bell_hook = w32_ring_bell; | |
6924 | terminal->reset_terminal_modes_hook = w32_reset_terminal_modes; | |
6925 | terminal->set_terminal_modes_hook = w32_set_terminal_modes; | |
6926 | terminal->update_begin_hook = x_update_begin; | |
6927 | terminal->update_end_hook = x_update_end; | |
6928 | terminal->set_terminal_window_hook = w32_set_terminal_window; | |
6929 | terminal->read_socket_hook = w32_read_socket; | |
6930 | terminal->frame_up_to_date_hook = w32_frame_up_to_date; | |
6931 | terminal->mouse_position_hook = w32_mouse_position; | |
6932 | terminal->frame_rehighlight_hook = w32_frame_rehighlight; | |
6933 | terminal->frame_raise_lower_hook = w32_frame_raise_lower; | |
6934 | // terminal->fullscreen_hook = XTfullscreen_hook; | |
6935 | terminal->set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
6936 | terminal->condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
6937 | terminal->redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
6938 | terminal->judge_scroll_bars_hook = w32_judge_scroll_bars; | |
6939 | ||
6940 | terminal->delete_frame_hook = x_destroy_window; | |
6941 | terminal->delete_terminal_hook = x_delete_terminal; | |
def7fa34 | 6942 | |
4a418b10 JR |
6943 | terminal->rif = &w32_redisplay_interface; |
6944 | terminal->scroll_region_ok = 1; /* We'll scroll partial frames. */ | |
6945 | terminal->char_ins_del_ok = 1; | |
6946 | terminal->line_ins_del_ok = 1; /* We'll just blt 'em. */ | |
6947 | terminal->fast_clear_end_of_line = 1; /* X does this well. */ | |
6948 | terminal->memory_below_frame = 0; /* We don't remember what scrolls | |
6949 | off the bottom. */ | |
6950 | ||
1526bc23 JR |
6951 | #ifdef MULTI_KBOARD |
6952 | /* We don't yet support separate terminals on W32, so don't try to share | |
6953 | keyboards between virtual terminals that are on the same physical | |
6954 | terminal like X does. */ | |
6955 | terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD)); | |
6956 | init_kboard (terminal->kboard); | |
70b8d0a4 | 6957 | terminal->kboard->Vwindow_system = intern ("w32"); |
1526bc23 JR |
6958 | terminal->kboard->next_kboard = all_kboards; |
6959 | all_kboards = terminal->kboard; | |
6960 | /* Don't let the initial kboard remain current longer than necessary. | |
6961 | That would cause problems if a file loaded on startup tries to | |
6962 | prompt in the mini-buffer. */ | |
6963 | if (current_kboard == initial_kboard) | |
6964 | current_kboard = terminal->kboard; | |
6965 | terminal->kboard->reference_count++; | |
6966 | #endif | |
6967 | ||
4a418b10 JR |
6968 | return terminal; |
6969 | } | |
6970 | ||
6971 | static void | |
6972 | x_delete_terminal (struct terminal *terminal) | |
6973 | { | |
6974 | struct w32_display_info *dpyinfo = terminal->display_info.w32; | |
6975 | int i; | |
6976 | ||
6977 | /* Protect against recursive calls. Fdelete_frame in | |
6978 | delete_terminal calls us back when it deletes our last frame. */ | |
adc54316 | 6979 | if (!terminal->name) |
4a418b10 JR |
6980 | return; |
6981 | ||
6982 | BLOCK_INPUT; | |
6983 | /* Free the fonts in the font table. */ | |
6984 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
6985 | if (dpyinfo->font_table[i].name) | |
6986 | { | |
6987 | DeleteObject (((XFontStruct*)(dpyinfo->font_table[i].font))->hfont); | |
6988 | } | |
6989 | ||
6990 | x_delete_display (dpyinfo); | |
6991 | UNBLOCK_INPUT; | |
6992 | } | |
6993 | ||
fbd6baed GV |
6994 | struct w32_display_info * |
6995 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
6996 | Lisp_Object display_name; |
6997 | char *xrm_option; | |
6998 | char *resource_name; | |
6999 | { | |
fbd6baed | 7000 | struct w32_display_info *dpyinfo; |
4a418b10 | 7001 | struct terminal *terminal; |
ee78dc32 | 7002 | HDC hdc; |
d67d1627 | 7003 | |
ee78dc32 | 7004 | BLOCK_INPUT; |
d67d1627 | 7005 | |
fbd6baed | 7006 | if (!w32_initialized) |
ee78dc32 | 7007 | { |
fbd6baed GV |
7008 | w32_initialize (); |
7009 | w32_initialized = 1; | |
ee78dc32 | 7010 | } |
d67d1627 | 7011 | |
f7737f5d | 7012 | w32_initialize_display_info (display_name); |
ee78dc32 | 7013 | |
f7737f5d | 7014 | dpyinfo = &one_w32_display_info; |
4a418b10 JR |
7015 | terminal = w32_create_terminal (dpyinfo); |
7016 | ||
7017 | /* Set the name of the terminal. */ | |
7018 | terminal->name = (char *) xmalloc (SBYTES (display_name) + 1); | |
7019 | strncpy (terminal->name, SDATA (display_name), SBYTES (display_name)); | |
7020 | terminal->name[SBYTES (display_name)] = 0; | |
8c3b00cb | 7021 | |
c13a8a91 JB |
7022 | dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL; |
7023 | ||
8c3b00cb AI |
7024 | /* Put this display on the chain. */ |
7025 | dpyinfo->next = x_display_list; | |
7026 | x_display_list = dpyinfo; | |
d67d1627 | 7027 | |
52cf03a1 | 7028 | hdc = GetDC (GetDesktopWindow ()); |
791f420f | 7029 | |
ee78dc32 GV |
7030 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); |
7031 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
7032 | dpyinfo->root_window = GetDesktopWindow (); | |
7033 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
7034 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
55689ab1 JR |
7035 | dpyinfo->resx = GetDeviceCaps (hdc, LOGPIXELSX); |
7036 | dpyinfo->resy = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 7037 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
354884c4 | 7038 | dpyinfo->terminal->image_cache = make_image_cache (); |
55689ab1 JR |
7039 | dpyinfo->height_in = dpyinfo->height / dpyinfo->resx; |
7040 | dpyinfo->width_in = dpyinfo->width / dpyinfo->resy; | |
ee78dc32 | 7041 | ReleaseDC (GetDesktopWindow (), hdc); |
52cf03a1 GV |
7042 | |
7043 | /* initialise palette with white and black */ | |
7044 | { | |
316ed821 | 7045 | XColor color; |
55689ab1 JR |
7046 | w32_defined_color (0, "white", &color, 1); |
7047 | w32_defined_color (0, "black", &color, 1); | |
52cf03a1 GV |
7048 | } |
7049 | ||
543c3ccd JR |
7050 | /* Add the default keyboard. */ |
7051 | add_keyboard_wait_descriptor (0); | |
7052 | ||
b6ae1532 KS |
7053 | /* Create Fringe Bitmaps and store them for later use. |
7054 | ||
7055 | On W32, bitmaps are all unsigned short, as Windows requires | |
7056 | bitmap data to be Word aligned. For some reason they are | |
7057 | horizontally reflected compared to how they appear on X, so we | |
7058 | need to bitswap and convert to unsigned shorts before creating | |
7059 | the bitmaps. */ | |
09b69f01 | 7060 | w32_init_fringe (terminal->rif); |
f7737f5d | 7061 | |
ee78dc32 | 7062 | #ifdef F_SETOWN |
ee78dc32 | 7063 | fcntl (connection, F_SETOWN, getpid ()); |
ee78dc32 | 7064 | #endif /* ! defined (F_SETOWN) */ |
ee78dc32 GV |
7065 | |
7066 | #ifdef SIGIO | |
7067 | if (interrupt_input) | |
7068 | init_sigio (connection); | |
7069 | #endif /* ! defined (SIGIO) */ | |
7070 | ||
7071 | UNBLOCK_INPUT; | |
7072 | ||
7073 | return dpyinfo; | |
7074 | } | |
7075 | \f | |
7076 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
ee78dc32 GV |
7077 | void |
7078 | x_delete_display (dpyinfo) | |
fbd6baed | 7079 | struct w32_display_info *dpyinfo; |
ee78dc32 | 7080 | { |
fbd6baed | 7081 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 7082 | We can't use Fdelq because that can quit. */ |
fbd6baed | 7083 | if (! NILP (w32_display_name_list) |
8e713be6 KR |
7084 | && EQ (XCAR (w32_display_name_list), dpyinfo->name_list_element)) |
7085 | w32_display_name_list = XCDR (w32_display_name_list); | |
ee78dc32 GV |
7086 | else |
7087 | { | |
7088 | Lisp_Object tail; | |
7089 | ||
fbd6baed | 7090 | tail = w32_display_name_list; |
8e713be6 | 7091 | while (CONSP (tail) && CONSP (XCDR (tail))) |
ee78dc32 | 7092 | { |
f7737f5d | 7093 | if (EQ (XCAR (XCDR (tail)), dpyinfo->name_list_element)) |
ee78dc32 | 7094 | { |
f3fbd155 | 7095 | XSETCDR (tail, XCDR (XCDR (tail))); |
ee78dc32 GV |
7096 | break; |
7097 | } | |
8e713be6 | 7098 | tail = XCDR (tail); |
ee78dc32 GV |
7099 | } |
7100 | } | |
7101 | ||
52cf03a1 GV |
7102 | /* free palette table */ |
7103 | { | |
fbd6baed | 7104 | struct w32_palette_entry * plist; |
52cf03a1 GV |
7105 | |
7106 | plist = dpyinfo->color_list; | |
7107 | while (plist) | |
7108 | { | |
fbd6baed | 7109 | struct w32_palette_entry * pentry = plist; |
52cf03a1 | 7110 | plist = plist->next; |
9127e20e | 7111 | xfree (pentry); |
52cf03a1 GV |
7112 | } |
7113 | dpyinfo->color_list = NULL; | |
7114 | if (dpyinfo->palette) | |
7115 | DeleteObject(dpyinfo->palette); | |
7116 | } | |
ee78dc32 | 7117 | xfree (dpyinfo->font_table); |
fbd6baed | 7118 | xfree (dpyinfo->w32_id_name); |
f7737f5d | 7119 | |
6b61353c | 7120 | w32_reset_fringes (); |
ee78dc32 GV |
7121 | } |
7122 | \f | |
fbd6baed | 7123 | /* Set up use of W32. */ |
ee78dc32 | 7124 | |
b0d4e0c7 | 7125 | DWORD WINAPI w32_msg_worker (void * arg); |
ee78dc32 | 7126 | |
1bb8a291 | 7127 | static void |
fbd6baed GV |
7128 | w32_initialize () |
7129 | { | |
ee78dc32 GV |
7130 | baud_rate = 19200; |
7131 | ||
abb15ebd JR |
7132 | w32_system_caret_hwnd = NULL; |
7133 | w32_system_caret_height = 0; | |
abb15ebd JR |
7134 | w32_system_caret_x = 0; |
7135 | w32_system_caret_y = 0; | |
7136 | ||
c2baa2b6 JR |
7137 | /* Initialize w32_use_visible_system_caret based on whether a screen |
7138 | reader is in use. */ | |
7139 | if (!SystemParametersInfo (SPI_GETSCREENREADER, 0, | |
7140 | &w32_use_visible_system_caret, 0)) | |
7141 | w32_use_visible_system_caret = 0; | |
7142 | ||
791f420f JR |
7143 | last_tool_bar_item = -1; |
7144 | any_help_event_p = 0; | |
7145 | ||
689004fa GV |
7146 | /* Initialize input mode: interrupt_input off, no flow control, allow |
7147 | 8 bit character input, standard quit char. */ | |
7148 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
7149 | |
7150 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
7151 | ||
7152 | init_crit (); | |
7153 | ||
7154 | dwMainThreadId = GetCurrentThreadId (); | |
d67d1627 | 7155 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), |
ee78dc32 GV |
7156 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); |
7157 | ||
7158 | /* Wait for thread to start */ | |
7159 | ||
7160 | { | |
7161 | MSG msg; | |
7162 | ||
7163 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
7164 | ||
d67d1627 | 7165 | hWindowsThread = CreateThread (NULL, 0, |
b0d4e0c7 JR |
7166 | w32_msg_worker, |
7167 | 0, 0, &dwWindowsThreadId); | |
ee78dc32 GV |
7168 | |
7169 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
7170 | } | |
d67d1627 | 7171 | |
52cf03a1 | 7172 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 7173 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
7174 | following call to AttachThreadInput, which should do precisely what |
7175 | we need, causes major problems when Emacs is linked as a console | |
7176 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 7177 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
7178 | calls for us (ones that affect, or depend on, the active/focus |
7179 | window state. */ | |
7180 | #ifdef ATTACH_THREADS | |
e9e23e23 | 7181 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 7182 | #endif |
689004fa | 7183 | |
33e40ce7 | 7184 | /* Dynamically link to optional system components. */ |
689004fa | 7185 | { |
82e11ab1 JR |
7186 | UINT smoothing_type; |
7187 | BOOL smoothing_enabled; | |
7188 | ||
41375f89 | 7189 | HANDLE gdi_lib = LoadLibrary ("gdi32.dll"); |
689004fa | 7190 | |
41375f89 | 7191 | #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn) |
689004fa | 7192 | |
41375f89 JR |
7193 | LOAD_PROC (gdi_lib, GetFontUnicodeRanges); |
7194 | ||
689004fa GV |
7195 | #undef LOAD_PROC |
7196 | ||
41375f89 | 7197 | FreeLibrary (gdi_lib); |
689004fa | 7198 | |
33e40ce7 JR |
7199 | /* Ensure scrollbar handle is at least 5 pixels. */ |
7200 | vertical_scroll_bar_min_handle = 5; | |
689004fa GV |
7201 | |
7202 | /* For either kind of scroll bar, take account of the arrows; these | |
7203 | effectively form the border of the main scroll bar range. */ | |
7204 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
7205 | = GetSystemMetrics (SM_CYVSCROLL); | |
c2baa2b6 JR |
7206 | |
7207 | /* Constants that are not always defined by the system headers | |
7208 | since they only exist on certain versions of Windows. */ | |
7209 | #ifndef SPI_GETFONTSMOOTHING | |
7210 | #define SPI_GETFONTSMOOTHING 0x4A | |
7211 | #endif | |
7212 | #ifndef SPI_GETFONTSMOOTHINGTYPE | |
7213 | #define SPI_GETFONTSMOOTHINGTYPE 0x0200A | |
7214 | #endif | |
7215 | #ifndef FE_FONTSMOOTHINGCLEARTYPE | |
7216 | #define FE_FONTSMOOTHINGCLEARTYPE 0x2 | |
7217 | #endif | |
7218 | ||
7219 | /* Determine if Cleartype is in use. Used to enable a hack in | |
7220 | the char metric calculations which adds extra pixels to | |
7221 | compensate for the "sub-pixels" that are not counted by the | |
7222 | system APIs. */ | |
7223 | cleartype_active = | |
7224 | SystemParametersInfo (SPI_GETFONTSMOOTHING, 0, &smoothing_enabled, 0) | |
7225 | && smoothing_enabled | |
7226 | && SystemParametersInfo (SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing_type, 0) | |
7227 | && smoothing_type == FE_FONTSMOOTHINGCLEARTYPE; | |
689004fa | 7228 | } |
ee78dc32 GV |
7229 | } |
7230 | ||
7231 | void | |
fbd6baed | 7232 | syms_of_w32term () |
ee78dc32 | 7233 | { |
fbd6baed GV |
7234 | staticpro (&w32_display_name_list); |
7235 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
7236 | |
7237 | staticpro (&last_mouse_scroll_bar); | |
7238 | last_mouse_scroll_bar = Qnil; | |
7239 | ||
5f33dbf7 | 7240 | DEFSYM (Qvendor_specific_keysyms, "vendor-specific-keysyms"); |
52cf03a1 | 7241 | |
fbd6baed | 7242 | DEFVAR_INT ("w32-num-mouse-buttons", |
e597eb7d | 7243 | &w32_num_mouse_buttons, |
33f09670 | 7244 | doc: /* Number of physical mouse buttons. */); |
e597eb7d | 7245 | w32_num_mouse_buttons = 2; |
52cf03a1 | 7246 | |
fbd6baed GV |
7247 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
7248 | &Vw32_swap_mouse_buttons, | |
33f09670 JR |
7249 | doc: /* Swap the mapping of middle and right mouse buttons. |
7250 | When nil, middle button is mouse-2 and right button is mouse-3. */); | |
fbd6baed | 7251 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
7252 | |
7253 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
7254 | &Vw32_grab_focus_on_raise, | |
33f09670 JR |
7255 | doc: /* Raised frame grabs input focus. |
7256 | When t, `raise-frame' grabs input focus as well. This fits well | |
7257 | with the normal Windows click-to-focus policy, but might not be | |
7258 | desirable when using a point-to-focus policy. */); | |
689004fa GV |
7259 | Vw32_grab_focus_on_raise = Qt; |
7260 | ||
7261 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
7262 | &Vw32_capslock_is_shiftlock, | |
33f09670 JR |
7263 | doc: /* Apply CapsLock state to non character input keys. |
7264 | When nil, CapsLock only affects normal character input keys. */); | |
689004fa | 7265 | Vw32_capslock_is_shiftlock = Qnil; |
ef0e360f GV |
7266 | |
7267 | DEFVAR_LISP ("w32-recognize-altgr", | |
7268 | &Vw32_recognize_altgr, | |
33f09670 JR |
7269 | doc: /* Recognize right-alt and left-ctrl as AltGr. |
7270 | When nil, the right-alt and left-ctrl key combination is | |
d67d1627 | 7271 | interpreted normally. */); |
ef0e360f | 7272 | Vw32_recognize_altgr = Qt; |
bc6af935 | 7273 | |
484fa2c1 GV |
7274 | DEFVAR_BOOL ("w32-enable-unicode-output", |
7275 | &w32_enable_unicode_output, | |
33f09670 JR |
7276 | doc: /* Enable the use of Unicode for text output if non-nil. |
7277 | Unicode output may prevent some third party applications for displaying | |
7278 | Far-East Languages on Windows 95/98 from working properly. | |
7279 | NT uses Unicode internally anyway, so this flag will probably have no | |
decb374a | 7280 | effect on NT machines. */); |
484fa2c1 | 7281 | w32_enable_unicode_output = 1; |
a1b9438c | 7282 | |
99558ce8 JR |
7283 | DEFVAR_BOOL ("w32-use-visible-system-caret", |
7284 | &w32_use_visible_system_caret, | |
7285 | doc: /* Flag to make the system caret visible. | |
7286 | When this is non-nil, Emacs will indicate the position of point by | |
7287 | using the system caret instead of drawing its own cursor. Some screen | |
7288 | reader software does not track the system cursor properly when it is | |
7289 | invisible, and gets confused by Emacs drawing its own cursor, so this | |
d67d1627 | 7290 | variable is initialized to t when Emacs detects that screen reader |
99558ce8 JR |
7291 | software is running as it starts up. |
7292 | ||
7293 | When this variable is set, other variables affecting the appearance of | |
7294 | the cursor have no effect. */); | |
7295 | ||
c2baa2b6 | 7296 | w32_use_visible_system_caret = 0; |
99558ce8 | 7297 | |
099b6577 EZ |
7298 | /* We don't yet support this, but defining this here avoids whining |
7299 | from cus-start.el and other places, like "M-x set-variable". */ | |
7300 | DEFVAR_BOOL ("x-use-underline-position-properties", | |
7301 | &x_use_underline_position_properties, | |
7302 | doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties. | |
e1e4b63b | 7303 | A value of nil means ignore them. If you encounter fonts with bogus |
099b6577 EZ |
7304 | UNDERLINE_POSITION font properties, for example 7x13 on XFree prior |
7305 | to 4.1, set this to nil. | |
7306 | ||
7307 | NOTE: Not supported on MS-Windows yet. */); | |
7308 | x_use_underline_position_properties = 0; | |
7309 | ||
30f27523 KS |
7310 | DEFVAR_BOOL ("x-underline-at-descent-line", |
7311 | &x_underline_at_descent_line, | |
7312 | doc: /* *Non-nil means to draw the underline at the same place as the descent line. | |
e1e4b63b JB |
7313 | A value of nil means to draw the underline according to the value of the |
7314 | variable `x-use-underline-position-properties', which is usually at the | |
7315 | baseline level. The default value is nil. */); | |
30f27523 KS |
7316 | x_underline_at_descent_line = 0; |
7317 | ||
5bf04520 | 7318 | DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars, |
33f09670 | 7319 | doc: /* If not nil, Emacs uses toolkit scroll bars. */); |
5bf04520 | 7320 | Vx_toolkit_scroll_bars = Qt; |
791f420f JR |
7321 | |
7322 | staticpro (&last_mouse_motion_frame); | |
7323 | last_mouse_motion_frame = Qnil; | |
ee78dc32 | 7324 | } |
6b61353c KH |
7325 | |
7326 | /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646 | |
7327 | (do not change this comment) */ |