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f392e843 JD |
1 | /* Functions for creating and updating GTK widgets. |
2 | Copyright (C) 2003 | |
3 | Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "config.h" | |
23 | ||
24 | #ifdef USE_GTK | |
e8794476 JD |
25 | #include <string.h> |
26 | #include <stdio.h> | |
f392e843 JD |
27 | #include "lisp.h" |
28 | #include "xterm.h" | |
29 | #include "blockinput.h" | |
30 | #include "window.h" | |
31 | #include "atimer.h" | |
32 | #include "gtkutil.h" | |
33 | #include "termhooks.h" | |
5b07197a DL |
34 | #include "keyboard.h" |
35 | #include "charset.h" | |
36 | #include "coding.h" | |
f392e843 JD |
37 | #include <gdk/gdkkeysyms.h> |
38 | ||
810f2256 | 39 | |
f392e843 | 40 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 41 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 42 | |
810f2256 JD |
43 | \f |
44 | /*********************************************************************** | |
45 | Display handling functions | |
46 | ***********************************************************************/ | |
47 | ||
48 | #ifdef HAVE_GTK_MULTIDISPLAY | |
49 | ||
50 | /* Return the GdkDisplay that corresponds to the X display DPY. */ | |
71bacd48 | 51 | |
810f2256 JD |
52 | static GdkDisplay * |
53 | xg_get_gdk_display (dpy) | |
54 | Display *dpy; | |
55 | { | |
56 | return gdk_x11_lookup_xdisplay (dpy); | |
57 | } | |
58 | ||
59 | /* When the GTK widget W is to be created on a display for F that | |
60 | is not the default display, set the display for W. | |
61 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 62 | |
810f2256 JD |
63 | static void |
64 | xg_set_screen (w, f) | |
65 | GtkWidget *w; | |
66 | FRAME_PTR f; | |
67 | { | |
68 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
69 | { | |
70 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
71 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
72 | ||
73 | if (GTK_IS_MENU (w)) | |
74 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
75 | else | |
76 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
77 | } | |
78 | } | |
79 | ||
80 | ||
81 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
82 | ||
83 | /* Make some defines so we can use the GTK 2.2 functions when | |
84 | compiling with GTK 2.0. */ | |
71bacd48 | 85 | |
810f2256 JD |
86 | #define xg_set_screen(w, f) |
87 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
88 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
89 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
90 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
91 | #define GdkDisplay void | |
92 | ||
93 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
94 | ||
95 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
96 | *DPY is set to NULL if the display can't be opened. | |
97 | ||
98 | Returns non-zero if display could be opened, zero if display could not | |
99 | be opened, and less than zero if the GTK version doesn't support | |
100 | multipe displays. */ | |
71bacd48 | 101 | |
810f2256 JD |
102 | int |
103 | xg_display_open (display_name, dpy) | |
104 | char *display_name; | |
105 | Display **dpy; | |
106 | { | |
107 | #ifdef HAVE_GTK_MULTIDISPLAY | |
108 | GdkDisplay *gdpy; | |
109 | ||
110 | gdpy = gdk_display_open (display_name); | |
111 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; | |
112 | ||
113 | return gdpy != NULL; | |
114 | ||
115 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
116 | ||
117 | return -1; | |
118 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
119 | } | |
120 | ||
121 | ||
71bacd48 JD |
122 | /* Close display DPY. */ |
123 | ||
810f2256 JD |
124 | void |
125 | xg_display_close (Display *dpy) | |
126 | { | |
127 | #ifdef HAVE_GTK_MULTIDISPLAY | |
128 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
129 | ||
130 | /* GTK 2.2 has a bug that makes gdk_display_close crash (bug | |
131 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way | |
132 | we can continue running, but there will be memory leaks. */ | |
133 | ||
134 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 4 | |
135 | ||
136 | /* If this is the default display, we must change it before calling | |
137 | dispose, otherwise it will crash. */ | |
138 | if (gdk_display_get_default () == gdpy) | |
139 | { | |
140 | struct x_display_info *dpyinfo; | |
141 | Display *new_dpy = 0; | |
142 | GdkDisplay *gdpy_new; | |
143 | ||
144 | /* Find another display. */ | |
145 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
146 | if (dpyinfo->display != dpy) | |
147 | { | |
148 | new_dpy = dpyinfo->display; | |
149 | break; | |
150 | } | |
151 | ||
152 | if (! new_dpy) return; /* Emacs will exit anyway. */ | |
153 | ||
154 | gdpy_new = gdk_x11_lookup_xdisplay (new_dpy); | |
155 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
156 | gdpy_new); | |
157 | } | |
158 | ||
159 | g_object_run_dispose (G_OBJECT (gdpy)); | |
160 | ||
161 | #else | |
162 | /* I hope this will be fixed in GTK 2.4. It is what bug 85715 says. */ | |
163 | gdk_display_close (gdpy); | |
164 | #endif | |
165 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
166 | } | |
cea9be54 | 167 | |
f392e843 JD |
168 | \f |
169 | /*********************************************************************** | |
170 | Utility functions | |
171 | ***********************************************************************/ | |
172 | /* The timer for scroll bar repetition and menu bar timeouts. | |
173 | NULL if no timer is started. */ | |
174 | static struct atimer *xg_timer; | |
175 | ||
f392e843 JD |
176 | |
177 | /* The next two variables and functions are taken from lwlib. */ | |
178 | static widget_value *widget_value_free_list; | |
179 | static int malloc_cpt; | |
180 | ||
181 | /* Allocate a widget_value structure, either by taking one from the | |
182 | widget_value_free_list or by malloc:ing a new one. | |
183 | ||
184 | Return a pointer to the allocated structure. */ | |
71bacd48 | 185 | |
f392e843 JD |
186 | widget_value * |
187 | malloc_widget_value () | |
188 | { | |
189 | widget_value *wv; | |
190 | if (widget_value_free_list) | |
191 | { | |
192 | wv = widget_value_free_list; | |
193 | widget_value_free_list = wv->free_list; | |
194 | wv->free_list = 0; | |
195 | } | |
196 | else | |
197 | { | |
198 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
199 | malloc_cpt++; | |
200 | } | |
201 | memset (wv, 0, sizeof (widget_value)); | |
202 | return wv; | |
203 | } | |
204 | ||
205 | /* This is analogous to free. It frees only what was allocated | |
206 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 207 | |
f392e843 JD |
208 | void |
209 | free_widget_value (wv) | |
210 | widget_value *wv; | |
211 | { | |
212 | if (wv->free_list) | |
213 | abort (); | |
214 | ||
215 | if (malloc_cpt > 25) | |
216 | { | |
217 | /* When the number of already allocated cells is too big, | |
218 | We free it. */ | |
219 | free (wv); | |
220 | malloc_cpt--; | |
221 | } | |
222 | else | |
223 | { | |
224 | wv->free_list = widget_value_free_list; | |
225 | widget_value_free_list = wv; | |
226 | } | |
227 | } | |
228 | ||
f392e843 | 229 | |
810f2256 JD |
230 | /* Create and return the cursor to be used for popup menus and |
231 | scroll bars on display DPY. */ | |
71bacd48 | 232 | |
810f2256 JD |
233 | GdkCursor * |
234 | xg_create_default_cursor (dpy) | |
235 | Display *dpy; | |
236 | { | |
237 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
238 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
239 | } | |
240 | ||
5b166323 JD |
241 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
242 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
243 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
244 | will look bad. For display with more than 8 planes we just use the | |
245 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
246 | able to use external pixmaps, it looks bad whatever we do. | |
247 | The image is defined on the display where frame F is. | |
248 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
249 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
250 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 251 | |
5b166323 JD |
252 | static GtkWidget * |
253 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
254 | FRAME_PTR f; |
255 | struct image *img; | |
5b166323 JD |
256 | GtkWidget *widget; |
257 | GtkImage *old_widget; | |
810f2256 | 258 | { |
5b166323 JD |
259 | GdkPixmap *gpix; |
260 | GdkPixmap *gmask; | |
03ecb80f JD |
261 | GdkDisplay *gdpy; |
262 | ||
263 | /* If we are on a one bit display, let GTK do all the image handling. | |
264 | This seems to be the only way to make insensitive and activated icons | |
265 | look good. */ | |
266 | if (x_screen_planes (f) == 1) | |
267 | { | |
268 | Lisp_Object specified_file = Qnil; | |
269 | Lisp_Object tail; | |
270 | extern Lisp_Object QCfile; | |
271 | ||
272 | for (tail = XCDR (img->spec); | |
273 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
274 | tail = XCDR (XCDR (tail))) | |
275 | if (EQ (XCAR (tail), QCfile)) | |
276 | specified_file = XCAR (XCDR (tail)); | |
277 | ||
278 | if (STRINGP (specified_file)) | |
279 | { | |
280 | ||
281 | Lisp_Object file = Qnil; | |
282 | struct gcpro gcpro1; | |
283 | GCPRO1 (file); | |
284 | ||
285 | file = x_find_image_file (specified_file); | |
286 | /* We already loaded the image once before calling this | |
287 | function, so this should not fail. */ | |
288 | xassert (STRINGP (file) != 0); | |
289 | ||
290 | if (! old_widget) | |
291 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SDATA (file))); | |
292 | else | |
293 | gtk_image_set_from_file (old_widget, SDATA (file)); | |
294 | ||
295 | UNGCPRO; | |
296 | return GTK_WIDGET (old_widget); | |
297 | } | |
298 | } | |
810f2256 | 299 | |
03ecb80f | 300 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
301 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
302 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
303 | ||
304 | if (x_screen_planes (f) > 8 || x_screen_planes (f) == 1) | |
305 | { | |
306 | if (! old_widget) | |
307 | old_widget = GTK_IMAGE (gtk_image_new_from_pixmap (gpix, gmask)); | |
308 | else | |
309 | gtk_image_set_from_pixmap (old_widget, gpix, gmask); | |
310 | } | |
311 | else | |
312 | { | |
03ecb80f JD |
313 | /* This is a workaround to make icons look good on pseudo color |
314 | displays. Apparently GTK expects the images to have an alpha | |
315 | channel. If they don't, insensitive and activated icons will | |
316 | look bad. This workaround does not work on monochrome displays, | |
317 | and is not needed on true color/static color displays (i.e. | |
318 | 16 bits and higher). */ | |
5b166323 JD |
319 | int x, y, width, height, rowstride, mask_rowstride; |
320 | GdkPixbuf *icon_buf, *tmp_buf; | |
321 | guchar *pixels; | |
322 | guchar *mask_pixels; | |
323 | ||
324 | gdk_drawable_get_size (gpix, &width, &height); | |
325 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, | |
326 | gpix, | |
327 | gtk_widget_get_colormap (widget), | |
328 | 0, 0, 0, 0, width, height); | |
329 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
330 | g_object_unref (G_OBJECT (tmp_buf)); | |
331 | ||
332 | if (gmask) | |
333 | { | |
334 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
335 | gmask, | |
336 | NULL, | |
337 | 0, 0, 0, 0, | |
338 | width, height); | |
339 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
340 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
341 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
342 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
343 | int y; | |
344 | ||
345 | for (y = 0; y < height; ++y) | |
346 | { | |
347 | guchar *iconptr, *maskptr; | |
348 | int x; | |
349 | ||
350 | iconptr = pixels + y * rowstride; | |
351 | maskptr = mask_pixels + y * mask_rowstride; | |
352 | ||
353 | for (x = 0; x < width; ++x) | |
354 | { | |
355 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
356 | just R is sufficient. */ | |
357 | if (maskptr[0] == 0) | |
358 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
359 | ||
360 | iconptr += rowstride/width; | |
361 | maskptr += mask_rowstride/width; | |
362 | } | |
363 | } | |
364 | ||
5b166323 JD |
365 | g_object_unref (G_OBJECT (mask_buf)); |
366 | } | |
367 | ||
5b166323 JD |
368 | if (! old_widget) |
369 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
370 | else | |
371 | gtk_image_set_from_pixbuf (old_widget, icon_buf); | |
372 | ||
373 | g_object_unref (G_OBJECT (icon_buf)); | |
374 | } | |
375 | ||
74cdfe05 JD |
376 | g_object_unref (G_OBJECT (gpix)); |
377 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
378 | ||
5b166323 | 379 | return GTK_WIDGET (old_widget); |
810f2256 JD |
380 | } |
381 | ||
382 | ||
383 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
384 | for scroll bars and menu because they create widgets internally, | |
385 | and it is those widgets that are visible. */ | |
71bacd48 | 386 | |
810f2256 | 387 | static void |
f392e843 JD |
388 | xg_set_cursor (w, cursor) |
389 | GtkWidget *w; | |
810f2256 | 390 | GdkCursor *cursor; |
f392e843 JD |
391 | { |
392 | GList *children = gdk_window_peek_children (w->window); | |
393 | ||
810f2256 | 394 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
395 | |
396 | /* The scroll bar widget has more than one GDK window (had to look at | |
397 | the source to figure this out), and there is no way to set cursor | |
398 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
399 | Ditto for menus. */ | |
400 | ||
401 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 402 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
403 | } |
404 | ||
405 | /* Timer function called when a timeout occurs for xg_timer. | |
406 | This function processes all GTK events in a recursive event loop. | |
407 | This is done because GTK timer events are not seen by Emacs event | |
408 | detection, Emacs only looks for X events. When a scroll bar has the | |
409 | pointer (detected by button press/release events below) an Emacs | |
410 | timer is started, and this function can then check if the GTK timer | |
411 | has expired by calling the GTK event loop. | |
412 | Also, when a menu is active, it has a small timeout before it | |
413 | pops down the sub menu under it. */ | |
71bacd48 | 414 | |
f392e843 JD |
415 | static void |
416 | xg_process_timeouts (timer) | |
417 | struct atimer *timer; | |
418 | { | |
419 | BLOCK_INPUT; | |
420 | /* Ideally we would like to just handle timer events, like the Xt version | |
421 | of this does in xterm.c, but there is no such feature in GTK. */ | |
422 | while (gtk_events_pending ()) | |
423 | gtk_main_iteration (); | |
424 | UNBLOCK_INPUT; | |
425 | } | |
426 | ||
427 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
428 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 429 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 430 | |
f392e843 JD |
431 | static void |
432 | xg_start_timer () | |
433 | { | |
434 | if (! xg_timer) | |
435 | { | |
436 | EMACS_TIME interval; | |
437 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
438 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
439 | interval, | |
440 | xg_process_timeouts, | |
441 | 0); | |
442 | } | |
443 | } | |
444 | ||
445 | /* Stop the xg_timer if started. */ | |
71bacd48 | 446 | |
f392e843 JD |
447 | static void |
448 | xg_stop_timer () | |
449 | { | |
450 | if (xg_timer) | |
451 | { | |
452 | cancel_atimer (xg_timer); | |
453 | xg_timer = 0; | |
454 | } | |
455 | } | |
456 | ||
457 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 458 | |
f392e843 JD |
459 | static void |
460 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
461 | { | |
462 | xg_list_node *list_start = list->next; | |
177c0ea7 | 463 | |
f392e843 JD |
464 | if (list_start) list_start->prev = node; |
465 | node->next = list_start; | |
466 | node->prev = 0; | |
467 | list->next = node; | |
468 | } | |
469 | ||
470 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 471 | |
f392e843 JD |
472 | static void |
473 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
474 | { | |
475 | xg_list_node *list_start = list->next; | |
476 | if (node == list_start) | |
477 | { | |
478 | list->next = node->next; | |
479 | if (list->next) list->next->prev = 0; | |
480 | } | |
481 | else | |
482 | { | |
483 | node->prev->next = node->next; | |
484 | if (node->next) node->next->prev = node->prev; | |
485 | } | |
486 | } | |
487 | ||
488 | /* Allocate and return a utf8 version of STR. If STR is already | |
489 | utf8 or NULL, just return STR. | |
490 | If not, a new string is allocated and the caller must free the result | |
491 | with g_free. */ | |
71bacd48 | 492 | |
f392e843 JD |
493 | static char * |
494 | get_utf8_string (str) | |
495 | char *str; | |
496 | { | |
497 | char *utf8_str = str; | |
177c0ea7 | 498 | |
f392e843 JD |
499 | /* If not UTF-8, try current locale. */ |
500 | if (str && !g_utf8_validate (str, -1, NULL)) | |
501 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); | |
502 | ||
503 | return utf8_str; | |
504 | } | |
505 | ||
506 | ||
507 | \f | |
508 | /*********************************************************************** | |
509 | General functions for creating widgets, resizing, events, e.t.c. | |
510 | ***********************************************************************/ | |
511 | ||
512 | /* Make a geometry string and pass that to GTK. It seems this is the | |
513 | only way to get geometry position right if the user explicitly | |
514 | asked for a position when starting Emacs. | |
515 | F is the frame we shall set geometry for. */ | |
71bacd48 | 516 | |
f392e843 JD |
517 | static void |
518 | xg_set_geometry (f) | |
519 | FRAME_PTR f; | |
520 | { | |
be786000 | 521 | if (f->size_hint_flags & USPosition) |
f392e843 | 522 | { |
be786000 KS |
523 | int left = f->left_pos; |
524 | int xneg = f->size_hint_flags & XNegative; | |
525 | int top = f->top_pos; | |
526 | int yneg = f->size_hint_flags & YNegative; | |
f392e843 | 527 | char geom_str[32]; |
177c0ea7 | 528 | |
f392e843 JD |
529 | if (xneg) |
530 | left = -left; | |
531 | if (yneg) | |
532 | top = -top; | |
533 | ||
534 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
be786000 | 535 | FRAME_PIXEL_WIDTH (f), |
f392e843 JD |
536 | FRAME_TOTAL_PIXEL_HEIGHT (f), |
537 | (xneg ? '-' : '+'), left, | |
538 | (yneg ? '-' : '+'), top); | |
539 | ||
540 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
541 | geom_str)) | |
542 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
543 | } | |
544 | } | |
545 | ||
177c0ea7 | 546 | |
f392e843 JD |
547 | /* Resize the outer window of frame F after chainging the height. |
548 | This happend when the menu bar or the tool bar is added or removed. | |
549 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ | |
71bacd48 | 550 | |
f392e843 JD |
551 | static void |
552 | xg_resize_outer_widget (f, columns, rows) | |
553 | FRAME_PTR f; | |
554 | int columns; | |
555 | int rows; | |
556 | { | |
557 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
be786000 | 558 | FRAME_PIXEL_WIDTH (f), FRAME_TOTAL_PIXEL_HEIGHT (f)); |
f392e843 JD |
559 | |
560 | /* base_height is now changed. */ | |
561 | x_wm_set_size_hint (f, 0, 0); | |
562 | ||
563 | /* If we are not mapped yet, set geometry once again, as window | |
564 | height now have changed. */ | |
565 | if (! GTK_WIDGET_MAPPED (FRAME_GTK_OUTER_WIDGET (f))) | |
566 | xg_set_geometry (f); | |
567 | ||
568 | xg_frame_set_char_size (f, columns, rows); | |
569 | gdk_window_process_all_updates (); | |
570 | } | |
571 | ||
572 | /* Function to handle resize of our widgets. Since Emacs has some layouts | |
573 | that does not fit well with GTK standard containers, we do most layout | |
574 | manually. | |
575 | F is the frame to resize. | |
576 | PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */ | |
71bacd48 | 577 | |
f392e843 JD |
578 | void |
579 | xg_resize_widgets (f, pixelwidth, pixelheight) | |
580 | FRAME_PTR f; | |
581 | int pixelwidth, pixelheight; | |
582 | { | |
583 | int mbheight = FRAME_MENUBAR_HEIGHT (f); | |
584 | int tbheight = FRAME_TOOLBAR_HEIGHT (f); | |
be786000 KS |
585 | int rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, (pixelheight |
586 | - mbheight - tbheight)); | |
587 | int columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); | |
177c0ea7 | 588 | |
f392e843 | 589 | if (FRAME_GTK_WIDGET (f) |
1755a397 JD |
590 | && (columns != FRAME_COLS (f) |
591 | || rows != FRAME_LINES (f) | |
592 | || pixelwidth != FRAME_PIXEL_WIDTH (f) | |
593 | || pixelheight != FRAME_PIXEL_HEIGHT (f))) | |
f392e843 JD |
594 | { |
595 | struct x_output *x = f->output_data.x; | |
596 | GtkAllocation all; | |
597 | ||
598 | all.y = mbheight + tbheight; | |
599 | all.x = 0; | |
600 | ||
601 | all.width = pixelwidth; | |
602 | all.height = pixelheight - mbheight - tbheight; | |
603 | ||
604 | gtk_widget_size_allocate (x->edit_widget, &all); | |
cea9be54 | 605 | |
f392e843 JD |
606 | change_frame_size (f, rows, columns, 0, 1, 0); |
607 | SET_FRAME_GARBAGED (f); | |
608 | cancel_mouse_face (f); | |
609 | } | |
610 | } | |
611 | ||
612 | ||
613 | /* Update our widget size to be COLS/ROWS characters for frame F. */ | |
71bacd48 | 614 | |
f392e843 JD |
615 | void |
616 | xg_frame_set_char_size (f, cols, rows) | |
617 | FRAME_PTR f; | |
618 | int cols; | |
619 | int rows; | |
620 | { | |
be786000 | 621 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 622 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 623 | int pixelwidth; |
177c0ea7 | 624 | |
f392e843 JD |
625 | /* Take into account the size of the scroll bar. Always use the |
626 | number of columns occupied by the scroll bar here otherwise we | |
627 | might end up with a frame width that is not a multiple of the | |
628 | frame's character width which is bad for vertically split | |
629 | windows. */ | |
be786000 KS |
630 | f->scroll_bar_actual_width |
631 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 632 | |
055d3c98 | 633 | compute_fringe_widths (f, 0); |
f392e843 | 634 | |
be786000 | 635 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 636 | after calculating that value. */ |
be786000 | 637 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 638 | |
f392e843 JD |
639 | /* Must resize our top level widget. Font size may have changed, |
640 | but not rows/cols. */ | |
641 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
642 | pixelwidth, pixelheight); | |
643 | xg_resize_widgets (f, pixelwidth, pixelheight); | |
f26fab36 | 644 | x_wm_set_size_hint (f, 0, 0); |
5fd6f727 JD |
645 | SET_FRAME_GARBAGED (f); |
646 | cancel_mouse_face (f); | |
f392e843 JD |
647 | } |
648 | ||
810f2256 | 649 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
650 | Must be done like this, because GtkWidget:s can have "hidden" |
651 | X Window that aren't accessible. | |
652 | ||
653 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 654 | |
f392e843 | 655 | GtkWidget * |
810f2256 JD |
656 | xg_win_to_widget (dpy, wdesc) |
657 | Display *dpy; | |
f392e843 JD |
658 | Window wdesc; |
659 | { | |
660 | gpointer gdkwin; | |
661 | GtkWidget *gwdesc = 0; | |
662 | ||
663 | BLOCK_INPUT; | |
810f2256 JD |
664 | |
665 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
666 | wdesc); | |
f392e843 JD |
667 | if (gdkwin) |
668 | { | |
669 | GdkEvent event; | |
670 | event.any.window = gdkwin; | |
671 | gwdesc = gtk_get_event_widget (&event); | |
672 | } | |
177c0ea7 | 673 | |
f392e843 JD |
674 | UNBLOCK_INPUT; |
675 | return gwdesc; | |
676 | } | |
677 | ||
678 | /* Fill in the GdkColor C so that it represents PIXEL. | |
679 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 680 | |
f392e843 JD |
681 | static void |
682 | xg_pix_to_gcolor (w, pixel, c) | |
683 | GtkWidget *w; | |
684 | unsigned long pixel; | |
685 | GdkColor *c; | |
686 | { | |
687 | GdkColormap *map = gtk_widget_get_colormap (w); | |
688 | gdk_colormap_query_color (map, pixel, c); | |
689 | } | |
690 | ||
691 | /* Create and set up the GTK widgets for frame F. | |
692 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 693 | |
f392e843 JD |
694 | int |
695 | xg_create_frame_widgets (f) | |
696 | FRAME_PTR f; | |
697 | { | |
698 | GtkWidget *wtop; | |
699 | GtkWidget *wvbox; | |
700 | GtkWidget *wfixed; | |
701 | GdkColor bg; | |
702 | GtkRcStyle *style; | |
703 | int i; | |
704 | char *title = 0; | |
177c0ea7 | 705 | |
f392e843 JD |
706 | BLOCK_INPUT; |
707 | ||
708 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
810f2256 JD |
709 | xg_set_screen (wtop, f); |
710 | ||
f392e843 JD |
711 | wvbox = gtk_vbox_new (FALSE, 0); |
712 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 713 | |
f392e843 JD |
714 | if (! wtop || ! wvbox || ! wfixed) |
715 | { | |
716 | if (wtop) gtk_widget_destroy (wtop); | |
717 | if (wvbox) gtk_widget_destroy (wvbox); | |
718 | if (wfixed) gtk_widget_destroy (wfixed); | |
719 | ||
720 | return 0; | |
721 | } | |
722 | ||
723 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
724 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
725 | gtk_widget_set_name (wvbox, "pane"); | |
726 | gtk_widget_set_name (wfixed, SDATA (Vx_resource_name)); | |
727 | ||
728 | /* If this frame has a title or name, set it in the title bar. */ | |
5b07197a DL |
729 | if (! NILP (f->title)) title = SDATA (ENCODE_UTF_8 (f->title)); |
730 | else if (! NILP (f->name)) title = SDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
731 | |
732 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 733 | |
f392e843 JD |
734 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
735 | FRAME_GTK_WIDGET (f) = wfixed; | |
736 | f->output_data.x->vbox_widget = wvbox; | |
737 | ||
738 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
739 | ||
810f2256 JD |
740 | gtk_widget_set_size_request (wfixed, FRAME_PIXEL_WIDTH (f), |
741 | FRAME_PIXEL_HEIGHT (f)); | |
177c0ea7 | 742 | |
f392e843 JD |
743 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
744 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
745 | ||
746 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
747 | update_frame_tool_bar (f); | |
748 | ||
749 | /* The tool bar is created but first there are no items in it. | |
750 | This causes it to be zero height. Later items are added, but then | |
751 | the frame is already mapped, so there is a "jumping" resize. | |
752 | This makes geometry handling difficult, for example -0-0 will end | |
753 | up in the wrong place as tool bar height has not been taken into account. | |
754 | So we cheat a bit by setting a height that is what it will have | |
755 | later on when tool bar items are added. */ | |
5500be54 | 756 | if (FRAME_EXTERNAL_TOOL_BAR (f) && f->n_tool_bar_items == 0) |
f392e843 | 757 | FRAME_TOOLBAR_HEIGHT (f) = 34; |
177c0ea7 | 758 | |
7863d625 JD |
759 | |
760 | /* We don't want this widget double buffered, because we draw on it | |
761 | with regular X drawing primitives, so from a GTK/GDK point of | |
762 | view, the widget is totally blank. When an expose comes, this | |
763 | will make the widget blank, and then Emacs redraws it. This flickers | |
764 | a lot, so we turn off double buffering. */ | |
f392e843 | 765 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 766 | |
f392e843 JD |
767 | /* GTK documents says use gtk_window_set_resizable. But then a user |
768 | can't shrink the window from its starting size. */ | |
769 | gtk_window_set_policy (GTK_WINDOW (wtop), TRUE, TRUE, TRUE); | |
770 | gtk_window_set_wmclass (GTK_WINDOW (wtop), | |
771 | SDATA (Vx_resource_name), | |
772 | SDATA (Vx_resource_class)); | |
773 | ||
774 | /* Add callback to do nothing on WM_DELETE_WINDOW. The default in | |
775 | GTK is to destroy the widget. We want Emacs to do that instead. */ | |
776 | g_signal_connect (G_OBJECT (wtop), "delete-event", | |
777 | G_CALLBACK (gtk_true), 0); | |
177c0ea7 | 778 | |
f392e843 JD |
779 | /* Convert our geometry parameters into a geometry string |
780 | and specify it. | |
781 | GTK will itself handle calculating the real position this way. */ | |
782 | xg_set_geometry (f); | |
783 | ||
784 | gtk_widget_add_events (wfixed, | |
785 | GDK_POINTER_MOTION_MASK | |
786 | | GDK_EXPOSURE_MASK | |
787 | | GDK_BUTTON_PRESS_MASK | |
788 | | GDK_BUTTON_RELEASE_MASK | |
789 | | GDK_KEY_PRESS_MASK | |
790 | | GDK_ENTER_NOTIFY_MASK | |
791 | | GDK_LEAVE_NOTIFY_MASK | |
792 | | GDK_FOCUS_CHANGE_MASK | |
793 | | GDK_STRUCTURE_MASK | |
794 | | GDK_VISIBILITY_NOTIFY_MASK); | |
795 | ||
796 | /* Must realize the windows so the X window gets created. It is used | |
797 | by callers of this function. */ | |
798 | gtk_widget_realize (wfixed); | |
799 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
800 | ||
801 | /* Since GTK clears its window by filling with the background color, | |
802 | we must keep X and GTK background in sync. */ | |
803 | xg_pix_to_gcolor (wfixed, f->output_data.x->background_pixel, &bg); | |
804 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); | |
805 | ||
806 | /* Also, do not let any background pixmap to be set, this looks very | |
807 | bad as Emacs overwrites the background pixmap with its own idea | |
808 | of background color. */ | |
809 | style = gtk_widget_get_modifier_style (wfixed); | |
810 | ||
811 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
812 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
813 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 814 | |
f392e843 | 815 | /* GTK does not set any border, and they look bad with GTK. */ |
be786000 KS |
816 | f->border_width = 0; |
817 | f->internal_border_width = 0; | |
f392e843 JD |
818 | |
819 | UNBLOCK_INPUT; | |
820 | ||
821 | return 1; | |
822 | } | |
823 | ||
824 | /* Set the normal size hints for the window manager, for frame F. | |
825 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
826 | that the window now has. | |
827 | If USER_POSITION is nonzero, we set the User Position | |
828 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 829 | |
f392e843 JD |
830 | void |
831 | x_wm_set_size_hint (f, flags, user_position) | |
832 | FRAME_PTR f; | |
833 | long flags; | |
834 | int user_position; | |
835 | { | |
836 | if (FRAME_GTK_OUTER_WIDGET (f)) | |
837 | { | |
838 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
839 | to its own defaults. */ | |
840 | GdkGeometry size_hints; | |
841 | gint hint_flags = 0; | |
842 | int base_width, base_height; | |
843 | int min_rows = 0, min_cols = 0; | |
be786000 | 844 | int win_gravity = f->win_gravity; |
177c0ea7 | 845 | |
f392e843 JD |
846 | if (flags) |
847 | { | |
848 | memset (&size_hints, 0, sizeof (size_hints)); | |
849 | f->output_data.x->size_hints = size_hints; | |
850 | f->output_data.x->hint_flags = hint_flags; | |
851 | } | |
852 | else | |
be786000 | 853 | flags = f->size_hint_flags; |
177c0ea7 | 854 | |
f392e843 JD |
855 | size_hints = f->output_data.x->size_hints; |
856 | hint_flags = f->output_data.x->hint_flags; | |
857 | ||
858 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
be786000 KS |
859 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); |
860 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
f392e843 JD |
861 | |
862 | hint_flags |= GDK_HINT_BASE_SIZE; | |
be786000 KS |
863 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); |
864 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
f392e843 JD |
865 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
866 | ||
867 | check_frame_size (f, &min_rows, &min_cols); | |
868 | ||
869 | size_hints.base_width = base_width; | |
870 | size_hints.base_height = base_height; | |
871 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
872 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
873 | ||
177c0ea7 | 874 | |
f392e843 JD |
875 | /* These currently have a one to one mapping with the X values, but I |
876 | don't think we should rely on that. */ | |
877 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
878 | size_hints.win_gravity = 0; | |
879 | if (win_gravity == NorthWestGravity) | |
880 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
881 | else if (win_gravity == NorthGravity) | |
882 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
883 | else if (win_gravity == NorthEastGravity) | |
884 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
885 | else if (win_gravity == WestGravity) | |
886 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
887 | else if (win_gravity == CenterGravity) | |
888 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
889 | else if (win_gravity == EastGravity) | |
890 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
891 | else if (win_gravity == SouthWestGravity) | |
892 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
893 | else if (win_gravity == SouthGravity) | |
894 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
895 | else if (win_gravity == SouthEastGravity) | |
896 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
897 | else if (win_gravity == StaticGravity) | |
898 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
899 | ||
900 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
901 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
902 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
903 | ||
904 | if (user_position) | |
905 | { | |
906 | hint_flags &= ~GDK_HINT_POS; | |
907 | hint_flags |= GDK_HINT_USER_POS; | |
908 | } | |
909 | ||
910 | BLOCK_INPUT; | |
911 | ||
912 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
913 | FRAME_GTK_OUTER_WIDGET (f), | |
914 | &size_hints, | |
915 | hint_flags); | |
916 | ||
917 | f->output_data.x->size_hints = size_hints; | |
918 | f->output_data.x->hint_flags = hint_flags; | |
919 | UNBLOCK_INPUT; | |
920 | } | |
921 | } | |
922 | ||
923 | /* Change background color of a frame. | |
924 | Since GTK uses the background colour to clear the window, we must | |
925 | keep the GTK and X colors in sync. | |
926 | F is the frame to change, | |
927 | BG is the pixel value to change to. */ | |
71bacd48 | 928 | |
f392e843 JD |
929 | void |
930 | xg_set_background_color (f, bg) | |
931 | FRAME_PTR f; | |
932 | unsigned long bg; | |
933 | { | |
934 | if (FRAME_GTK_WIDGET (f)) | |
935 | { | |
936 | GdkColor gdk_bg; | |
937 | ||
938 | BLOCK_INPUT; | |
939 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
940 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
941 | UNBLOCK_INPUT; | |
942 | } | |
943 | } | |
944 | ||
945 | ||
946 | \f | |
947 | /*********************************************************************** | |
948 | Dialog functions | |
949 | ***********************************************************************/ | |
950 | /* Return the dialog title to use for a dialog of type KEY. | |
951 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 952 | |
f392e843 JD |
953 | static char * |
954 | get_dialog_title (char key) | |
955 | { | |
956 | char *title = ""; | |
177c0ea7 | 957 | |
f392e843 JD |
958 | switch (key) { |
959 | case 'E': case 'e': | |
960 | title = "Error"; | |
961 | break; | |
962 | ||
963 | case 'I': case 'i': | |
964 | title = "Information"; | |
965 | break; | |
966 | ||
967 | case 'L': case 'l': | |
968 | title = "Prompt"; | |
969 | break; | |
970 | ||
971 | case 'P': case 'p': | |
972 | title = "Prompt"; | |
973 | break; | |
974 | ||
975 | case 'Q': case 'q': | |
976 | title = "Question"; | |
977 | break; | |
978 | } | |
979 | ||
980 | return title; | |
981 | } | |
982 | ||
983 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
984 | the dialog, but return TRUE so the event does not propagate further | |
985 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
986 | and we can always destrou the widget manually, regardles of how | |
987 | it was popped down (button press or WM_DELETE_WINDOW). | |
988 | W is the dialog widget. | |
989 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
990 | user_data is NULL (not used). | |
991 | ||
992 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 993 | |
f392e843 JD |
994 | static gboolean |
995 | dialog_delete_callback (w, event, user_data) | |
996 | GtkWidget *w; | |
997 | GdkEvent *event; | |
998 | gpointer user_data; | |
999 | { | |
1000 | gtk_widget_unmap (w); | |
1001 | return TRUE; | |
1002 | } | |
1003 | ||
1004 | /* Create a popup dialog window. See also xg_create_widget below. | |
1005 | WV is a widget_value describing the dialog. | |
1006 | SELECT_CB is the callback to use when a button has been pressed. | |
1007 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1008 | ||
1009 | Returns the GTK dialog widget. */ | |
71bacd48 | 1010 | |
f392e843 JD |
1011 | static GtkWidget * |
1012 | create_dialog (wv, select_cb, deactivate_cb) | |
1013 | widget_value *wv; | |
1014 | GCallback select_cb; | |
1015 | GCallback deactivate_cb; | |
1016 | { | |
1017 | char *title = get_dialog_title (wv->name[0]); | |
1018 | int total_buttons = wv->name[1] - '0'; | |
1019 | int right_buttons = wv->name[4] - '0'; | |
1020 | int left_buttons; | |
1021 | int button_nr = 0; | |
1022 | int button_spacing = 10; | |
1023 | GtkWidget *wdialog = gtk_dialog_new (); | |
1024 | widget_value *item; | |
1025 | GtkBox *cur_box; | |
1026 | GtkWidget *wvbox; | |
1027 | GtkWidget *whbox_up; | |
1028 | GtkWidget *whbox_down; | |
1029 | ||
1030 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1031 | instead. This looks better. */ | |
1032 | int make_two_rows = total_buttons > 4; | |
1033 | ||
1034 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1035 | left_buttons = total_buttons - right_buttons; | |
1036 | ||
1037 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1038 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1039 | ||
1040 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1041 | ||
1042 | if (make_two_rows) | |
1043 | { | |
1044 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1045 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1046 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1047 | ||
1048 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1049 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1050 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1051 | ||
1052 | cur_box = GTK_BOX (whbox_up); | |
1053 | } | |
1054 | ||
1055 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1056 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1057 | |
f392e843 JD |
1058 | if (deactivate_cb) |
1059 | { | |
1060 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1061 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1062 | } | |
1063 | ||
1064 | for (item = wv->contents; item; item = item->next) | |
1065 | { | |
1066 | char *utf8_label = get_utf8_string (item->value); | |
1067 | GtkWidget *w; | |
1068 | GtkRequisition req; | |
1069 | ||
0a1d6de0 | 1070 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1071 | { |
1072 | /* This is the text part of the dialog. */ | |
1073 | w = gtk_label_new (utf8_label); | |
1074 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1075 | gtk_label_new (""), | |
1076 | FALSE, FALSE, 0); | |
1077 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1078 | TRUE, TRUE, 0); | |
1079 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1080 | ||
1081 | /* Try to make dialog look better. Must realize first so | |
1082 | the widget can calculate the size it needs. */ | |
1083 | gtk_widget_realize (w); | |
1084 | gtk_widget_size_request (w, &req); | |
1085 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1086 | req.height); | |
0a1d6de0 | 1087 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1088 | button_spacing = 2*req.width/strlen (item->value); |
1089 | } | |
1090 | else | |
1091 | { | |
1092 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1093 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1094 | if (! item->enabled) |
1095 | gtk_widget_set_sensitive (w, FALSE); | |
1096 | if (select_cb) | |
1097 | g_signal_connect (G_OBJECT (w), "clicked", | |
1098 | select_cb, item->call_data); | |
1099 | ||
1100 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1101 | if (++button_nr == left_buttons) | |
1102 | { | |
1103 | if (make_two_rows) | |
1104 | cur_box = GTK_BOX (whbox_down); | |
1105 | else | |
1106 | gtk_box_pack_start (cur_box, | |
1107 | gtk_label_new (""), | |
1108 | TRUE, TRUE, | |
1109 | button_spacing); | |
1110 | } | |
1111 | } | |
1112 | ||
1113 | if (utf8_label && utf8_label != item->value) | |
1114 | g_free (utf8_label); | |
1115 | } | |
1116 | ||
1117 | return wdialog; | |
1118 | } | |
1119 | ||
1120 | ||
f9d64bb3 JD |
1121 | \f |
1122 | /*********************************************************************** | |
1123 | File dialog functions | |
1124 | ***********************************************************************/ | |
f9d64bb3 | 1125 | #ifdef HAVE_GTK_FILE_BOTH |
0a4f23f3 | 1126 | int use_old_gtk_file_dialog; |
f9d64bb3 JD |
1127 | #endif |
1128 | ||
457a8155 JD |
1129 | /* Function that is called when the file dialog pops down. |
1130 | W is the dialog widget, RESPONSE is the response code. | |
1131 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1132 | ||
1133 | static void | |
1134 | xg_file_response_cb (w, | |
1135 | response, | |
1136 | user_data) | |
1137 | GtkDialog *w; | |
1138 | gint response; | |
1139 | gpointer user_data; | |
1140 | { | |
1141 | int *ptr = (int *) user_data; | |
1142 | *ptr = response; | |
1143 | } | |
1144 | ||
1145 | ||
1146 | /* Destroy the dialog. This makes it pop down. */ | |
1147 | ||
1148 | static Lisp_Object | |
1149 | pop_down_file_dialog (arg) | |
1150 | Lisp_Object arg; | |
1151 | { | |
1152 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
1153 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); | |
1154 | return Qnil; | |
1155 | } | |
1156 | ||
1157 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1158 | |
1159 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1160 | |
1161 | /* Return the selected file for file chooser dialog W. | |
1162 | The returned string must be free:d. */ | |
1163 | ||
1164 | static char * | |
1165 | xg_get_file_name_from_chooser (w) | |
1166 | GtkWidget *w; | |
1167 | { | |
1168 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1169 | } | |
1170 | ||
f9d64bb3 JD |
1171 | /* Read a file name from the user using a file chooser dialog. |
1172 | F is the current frame. | |
1173 | PROMPT is a prompt to show to the user. May not be NULL. | |
1174 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1175 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1176 | file. *FUNC is set to a function that can be used to retrieve the |
1177 | selected file name from the returned widget. | |
f9d64bb3 | 1178 | |
457a8155 | 1179 | Returns the created widget. */ |
f9d64bb3 | 1180 | |
457a8155 JD |
1181 | static GtkWidget * |
1182 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1183 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1184 | FRAME_PTR f; |
1185 | char *prompt; | |
1186 | char *default_filename; | |
1187 | int mustmatch_p, only_dir_p; | |
457a8155 | 1188 | xg_get_file_func *func; |
f9d64bb3 JD |
1189 | { |
1190 | GtkWidget *filewin; | |
1191 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); | |
f9d64bb3 JD |
1192 | GtkFileChooserAction action = (mustmatch_p ? |
1193 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1194 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
1195 | ||
1196 | if (only_dir_p) | |
1197 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1198 | ||
1199 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1200 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1201 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1202 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1203 | GTK_RESPONSE_OK, |
1204 | NULL); | |
1205 | ||
f9d64bb3 | 1206 | if (default_filename) |
a872928c JD |
1207 | { |
1208 | Lisp_Object file; | |
1209 | struct gcpro gcpro1; | |
1210 | GCPRO1 (file); | |
1211 | ||
1212 | /* File chooser does not understand ~/... in the file name. It must be | |
1213 | an absolute name starting with /. */ | |
1214 | if (default_filename[0] != '/') | |
1215 | { | |
1216 | file = Fexpand_file_name (build_string (default_filename), Qnil); | |
1217 | default_filename = SDATA (file); | |
1218 | } | |
1219 | ||
1220 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), | |
1221 | default_filename); | |
1222 | ||
1223 | UNGCPRO; | |
1224 | } | |
f9d64bb3 | 1225 | |
457a8155 JD |
1226 | *func = xg_get_file_name_from_chooser; |
1227 | return filewin; | |
f9d64bb3 JD |
1228 | } |
1229 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1230 | ||
1231 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1232 | |
457a8155 JD |
1233 | /* Return the selected file for file selector dialog W. |
1234 | The returned string must be free:d. */ | |
71bacd48 | 1235 | |
457a8155 JD |
1236 | static char * |
1237 | xg_get_file_name_from_selector (w) | |
f392e843 | 1238 | GtkWidget *w; |
f392e843 | 1239 | { |
457a8155 JD |
1240 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1241 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1242 | } |
1243 | ||
457a8155 | 1244 | /* Create a file selection dialog. |
f392e843 JD |
1245 | F is the current frame. |
1246 | PROMPT is a prompt to show to the user. May not be NULL. | |
1247 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1248 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1249 | file. *FUNC is set to a function that can be used to retrieve the |
1250 | selected file name from the returned widget. | |
f392e843 | 1251 | |
457a8155 | 1252 | Returns the created widget. */ |
71bacd48 | 1253 | |
457a8155 | 1254 | static GtkWidget * |
f9d64bb3 | 1255 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1256 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1257 | FRAME_PTR f; |
1258 | char *prompt; | |
1259 | char *default_filename; | |
f9d64bb3 | 1260 | int mustmatch_p, only_dir_p; |
457a8155 | 1261 | xg_get_file_func *func; |
f392e843 JD |
1262 | { |
1263 | GtkWidget *filewin; | |
1264 | GtkFileSelection *filesel; | |
177c0ea7 | 1265 | |
f392e843 JD |
1266 | filewin = gtk_file_selection_new (prompt); |
1267 | filesel = GTK_FILE_SELECTION (filewin); | |
1268 | ||
f392e843 JD |
1269 | if (default_filename) |
1270 | gtk_file_selection_set_filename (filesel, default_filename); | |
1271 | ||
1272 | if (mustmatch_p) | |
1273 | { | |
1274 | /* The selection_entry part of filesel is not documented. */ | |
1275 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1276 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1277 | } | |
1278 | ||
457a8155 | 1279 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1280 | |
457a8155 | 1281 | return filewin; |
f392e843 | 1282 | } |
f9d64bb3 JD |
1283 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1284 | ||
1285 | /* Read a file name from the user using a file dialog, either the old | |
1286 | file selection dialog, or the new file chooser dialog. Which to use | |
1287 | depends on what the GTK version used has, and what the value of | |
1288 | gtk-use-old-file-dialog. | |
1289 | F is the current frame. | |
1290 | PROMPT is a prompt to show to the user. May not be NULL. | |
1291 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1292 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1293 | file. | |
1294 | ||
1295 | Returns a file name or NULL if no file was selected. | |
1296 | The returned string must be freed by the caller. */ | |
1297 | ||
1298 | char * | |
1299 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1300 | FRAME_PTR f; | |
1301 | char *prompt; | |
1302 | char *default_filename; | |
1303 | int mustmatch_p, only_dir_p; | |
1304 | { | |
457a8155 JD |
1305 | GtkWidget *w; |
1306 | int count = SPECPDL_INDEX (); | |
1307 | char *fn = 0; | |
1308 | int filesel_done = 0; | |
1309 | xg_get_file_func func; | |
1310 | ||
f9d64bb3 JD |
1311 | #ifdef HAVE_GTK_FILE_BOTH |
1312 | if (use_old_gtk_file_dialog) | |
457a8155 JD |
1313 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1314 | mustmatch_p, only_dir_p, &func); | |
1315 | else | |
1316 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1317 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1318 | |
1319 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1320 | ||
1321 | #ifdef HAVE_GTK_FILE_SELECTION_DIALOG_NEW | |
457a8155 JD |
1322 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1323 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1324 | #endif |
1325 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1326 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1327 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1328 | #endif |
1329 | ||
1330 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1331 | |
1332 | xg_set_screen (w, f); | |
1333 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1334 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1335 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1336 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1337 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1338 | ||
1339 | g_signal_connect (G_OBJECT (w), | |
1340 | "response", | |
1341 | G_CALLBACK (xg_file_response_cb), | |
1342 | &filesel_done); | |
1343 | ||
1344 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1345 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1346 | ||
1347 | gtk_widget_show (w); | |
1348 | ||
1349 | record_unwind_protect (pop_down_file_dialog, make_save_value (w, 0)); | |
1350 | while (! filesel_done) | |
1351 | { | |
1352 | x_menu_wait_for_event (0); | |
1353 | gtk_main_iteration (); | |
1354 | } | |
1355 | ||
1356 | if (filesel_done == GTK_RESPONSE_OK) | |
1357 | fn = (*func) (w); | |
1358 | ||
1359 | unbind_to (count, Qnil); | |
1360 | ||
1361 | return fn; | |
f9d64bb3 | 1362 | } |
f392e843 JD |
1363 | |
1364 | \f | |
1365 | /*********************************************************************** | |
1366 | Menu functions. | |
1367 | ***********************************************************************/ | |
1368 | ||
1369 | /* The name of menu items that can be used for citomization. Since GTK | |
1370 | RC files are very crude and primitive, we have to set this on all | |
1371 | menu item names so a user can easily cutomize menu items. */ | |
1372 | ||
1373 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1374 | ||
1375 | ||
1376 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1377 | during GC. The next member points to the items. */ | |
1378 | static xg_list_node xg_menu_cb_list; | |
1379 | ||
1380 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1381 | during GC. The next member points to the items. */ | |
1382 | static xg_list_node xg_menu_item_cb_list; | |
1383 | ||
1384 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1385 | F is the frame CL_DATA will be initialized for. | |
1386 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1387 | ||
1388 | The menu bar and all sub menus under the menu bar in a frame | |
1389 | share the same structure, hence the reference count. | |
177c0ea7 | 1390 | |
f392e843 JD |
1391 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1392 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1393 | |
f392e843 JD |
1394 | static xg_menu_cb_data * |
1395 | make_cl_data (cl_data, f, highlight_cb) | |
1396 | xg_menu_cb_data *cl_data; | |
1397 | FRAME_PTR f; | |
1398 | GCallback highlight_cb; | |
1399 | { | |
1400 | if (! cl_data) | |
1401 | { | |
1402 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1403 | cl_data->f = f; | |
1404 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1405 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1406 | cl_data->highlight_cb = highlight_cb; | |
1407 | cl_data->ref_count = 0; | |
1408 | ||
1409 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1410 | } | |
1411 | ||
1412 | cl_data->ref_count++; | |
1413 | ||
1414 | return cl_data; | |
1415 | } | |
1416 | ||
1417 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1418 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1419 | ||
1420 | When the menu bar is updated, menu items may have been added and/or | |
1421 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1422 | then update CL_DATA since it is used to determine which menu | |
1423 | item that is invoked in the menu. | |
1424 | HIGHLIGHT_CB could change, there is no check that the same | |
1425 | function is given when modifying a menu bar as was given when | |
1426 | creating the menu bar. */ | |
71bacd48 | 1427 | |
f392e843 JD |
1428 | static void |
1429 | update_cl_data (cl_data, f, highlight_cb) | |
1430 | xg_menu_cb_data *cl_data; | |
1431 | FRAME_PTR f; | |
1432 | GCallback highlight_cb; | |
1433 | { | |
1434 | if (cl_data) | |
1435 | { | |
1436 | cl_data->f = f; | |
1437 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1438 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1439 | cl_data->highlight_cb = highlight_cb; | |
1440 | } | |
1441 | } | |
1442 | ||
1443 | /* Decrease reference count for CL_DATA. | |
1444 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1445 | |
f392e843 JD |
1446 | static void |
1447 | unref_cl_data (cl_data) | |
1448 | xg_menu_cb_data *cl_data; | |
1449 | { | |
1450 | if (cl_data && cl_data->ref_count > 0) | |
1451 | { | |
1452 | cl_data->ref_count--; | |
1453 | if (cl_data->ref_count == 0) | |
1454 | { | |
1455 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1456 | xfree (cl_data); | |
1457 | } | |
1458 | } | |
1459 | } | |
1460 | ||
1461 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1462 | |
f392e843 JD |
1463 | void |
1464 | xg_mark_data () | |
1465 | { | |
1466 | xg_list_node *iter; | |
1467 | ||
1468 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1469 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1470 | |
1471 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1472 | { | |
1473 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1474 | ||
1475 | if (! NILP (cb_data->help)) | |
631f2082 | 1476 | mark_object (cb_data->help); |
f392e843 JD |
1477 | } |
1478 | } | |
1479 | ||
1480 | ||
1481 | /* Callback called when a menu item is destroyed. Used to free data. | |
1482 | W is the widget that is being destroyed (not used). | |
1483 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1484 | |
f392e843 JD |
1485 | static void |
1486 | menuitem_destroy_callback (w, client_data) | |
1487 | GtkWidget *w; | |
1488 | gpointer client_data; | |
1489 | { | |
1490 | if (client_data) | |
1491 | { | |
1492 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1493 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1494 | xfree (data); | |
1495 | } | |
1496 | } | |
1497 | ||
1498 | /* Callback called when the pointer enters/leaves a menu item. | |
1499 | W is the menu item. | |
1500 | EVENT is either an enter event or leave event. | |
1501 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. | |
1502 | ||
1503 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1504 | |
f392e843 JD |
1505 | static gboolean |
1506 | menuitem_highlight_callback (w, event, client_data) | |
1507 | GtkWidget *w; | |
1508 | GdkEventCrossing *event; | |
1509 | gpointer client_data; | |
1510 | { | |
1511 | if (client_data) | |
1512 | { | |
1513 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1514 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : client_data; | |
177c0ea7 | 1515 | |
f392e843 JD |
1516 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1517 | { | |
1518 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; | |
1519 | (*func) (w, call_data); | |
1520 | } | |
1521 | } | |
1522 | ||
1523 | return FALSE; | |
1524 | } | |
1525 | ||
1526 | /* Callback called when a menu is destroyed. Used to free data. | |
1527 | W is the widget that is being destroyed (not used). | |
1528 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1529 | |
f392e843 JD |
1530 | static void |
1531 | menu_destroy_callback (w, client_data) | |
1532 | GtkWidget *w; | |
1533 | gpointer client_data; | |
1534 | { | |
1535 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1536 | } | |
1537 | ||
1538 | /* Callback called when a menu does a grab or ungrab. That means the | |
1539 | menu has been activated or deactivated. | |
1540 | Used to start a timer so the small timeout the menus in GTK uses before | |
1541 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1542 | W is the widget that does the grab (not used). | |
1543 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1544 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1545 | |
f392e843 JD |
1546 | static void |
1547 | menu_grab_callback (GtkWidget *widget, | |
1548 | gboolean ungrab_p, | |
1549 | gpointer client_data) | |
1550 | { | |
1551 | /* Keep track of total number of grabs. */ | |
1552 | static int cnt; | |
1553 | ||
1554 | if (ungrab_p) cnt--; | |
1555 | else cnt++; | |
1556 | ||
1557 | if (cnt > 0 && ! xg_timer) xg_start_timer (); | |
1558 | else if (cnt == 0 && xg_timer) xg_stop_timer (); | |
1559 | } | |
1560 | ||
1561 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1562 | must be non-NULL) and can be inserted into a menu item. | |
1563 | ||
1564 | Returns the GtkHBox. */ | |
71bacd48 | 1565 | |
f392e843 JD |
1566 | static GtkWidget * |
1567 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1568 | char *utf8_label; | |
1569 | char *utf8_key; | |
1570 | { | |
1571 | GtkWidget *wlbl; | |
1572 | GtkWidget *wkey; | |
1573 | GtkWidget *wbox; | |
177c0ea7 | 1574 | |
f392e843 | 1575 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1576 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1577 | wkey = gtk_label_new (utf8_key); |
1578 | ||
1579 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1580 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1581 | |
f392e843 JD |
1582 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1583 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1584 | ||
1585 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1586 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1587 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1588 | |
1589 | return wbox; | |
1590 | } | |
1591 | ||
1592 | /* Make and return a menu item widget with the key to the right. | |
1593 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1594 | UTF8_KEY is the text representing the key binding. | |
1595 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1596 | |
f392e843 JD |
1597 | GROUP is an in/out parameter. If the menu item to be created is not |
1598 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1599 | If the menu item to be created is part of a radio menu group, on entry | |
1600 | *GROUP contains the group to use, or NULL if this is the first item | |
1601 | in the group. On exit, *GROUP contains the radio item group. | |
1602 | ||
1603 | Unfortunately, keys don't line up as nicely as in Motif, | |
1604 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1605 | |
f392e843 JD |
1606 | static GtkWidget * |
1607 | make_menu_item (utf8_label, utf8_key, item, group) | |
1608 | char *utf8_label; | |
1609 | char *utf8_key; | |
1610 | widget_value *item; | |
1611 | GSList **group; | |
1612 | { | |
1613 | GtkWidget *w; | |
1614 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1615 | |
adcb132c JD |
1616 | /* It has been observed that some menu items have a NULL name field. |
1617 | This will lead to this function being called with a NULL utf8_label. | |
1618 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1619 | name remains to be investigated. */ | |
1620 | if (! utf8_label) utf8_label = " "; | |
1621 | ||
f392e843 JD |
1622 | if (utf8_key) |
1623 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1624 | |
f392e843 JD |
1625 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1626 | { | |
1627 | *group = NULL; | |
1628 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1629 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1630 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1631 | } | |
1632 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1633 | { | |
1634 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1635 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1636 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1637 | if (item->selected) | |
1638 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1639 | } | |
1640 | else | |
1641 | { | |
1642 | *group = NULL; | |
1643 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1644 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1645 | } |
177c0ea7 | 1646 | |
f392e843 JD |
1647 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1648 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1649 | ||
1650 | return w; | |
1651 | } | |
1652 | ||
5fd6f727 | 1653 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 1654 | separator type) */ |
71bacd48 | 1655 | |
f392e843 | 1656 | static int |
5fd6f727 JD |
1657 | xg_separator_p (char *label) |
1658 | { | |
1659 | if (! label) return 0; | |
1660 | else if (strlen (label) > 3 | |
1661 | && strncmp (label, "--", 2) == 0 | |
1662 | && label[2] != '-') | |
1663 | { | |
1664 | static char* separator_names[] = { | |
1665 | "space", | |
1666 | "no-line", | |
1667 | "single-line", | |
1668 | "double-line", | |
1669 | "single-dashed-line", | |
1670 | "double-dashed-line", | |
1671 | "shadow-etched-in", | |
1672 | "shadow-etched-out", | |
1673 | "shadow-etched-in-dash", | |
1674 | "shadow-etched-out-dash", | |
1675 | "shadow-double-etched-in", | |
1676 | "shadow-double-etched-out", | |
1677 | "shadow-double-etched-in-dash", | |
1678 | "shadow-double-etched-out-dash", | |
1679 | 0, | |
1680 | }; | |
1681 | ||
1682 | int i; | |
1683 | ||
1684 | label += 2; | |
1685 | for (i = 0; separator_names[i]; ++i) | |
1686 | if (strcmp (label, separator_names[i]) == 0) | |
1687 | return 1; | |
1688 | } | |
1689 | else | |
1690 | { | |
1691 | /* Old-style separator, maybe. It's a separator if it contains | |
1692 | only dashes. */ | |
1693 | while (*label == '-') | |
1694 | ++label; | |
1695 | if (*label == 0) return 1; | |
1696 | } | |
0a1d6de0 | 1697 | |
5fd6f727 | 1698 | return 0; |
f392e843 JD |
1699 | } |
1700 | ||
da18b5ac JD |
1701 | static int xg_detached_menus; |
1702 | ||
1703 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 1704 | |
da18b5ac JD |
1705 | int |
1706 | xg_have_tear_offs () | |
1707 | { | |
1708 | return xg_detached_menus > 0; | |
1709 | } | |
f392e843 JD |
1710 | |
1711 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 1712 | decrease the xg_detached_menus count. |
f392e843 | 1713 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 1714 | CLIENT_DATA is not used. */ |
71bacd48 | 1715 | |
da18b5ac JD |
1716 | static void |
1717 | tearoff_remove (widget, client_data) | |
f392e843 | 1718 | GtkWidget *widget; |
f392e843 JD |
1719 | gpointer client_data; |
1720 | { | |
da18b5ac | 1721 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
1722 | } |
1723 | ||
da18b5ac JD |
1724 | /* Callback invoked when a menu is detached. It increases the |
1725 | xg_detached_menus count. | |
f392e843 | 1726 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 1727 | CLIENT_DATA is not used. */ |
71bacd48 | 1728 | |
f392e843 JD |
1729 | static void |
1730 | tearoff_activate (widget, client_data) | |
1731 | GtkWidget *widget; | |
1732 | gpointer client_data; | |
1733 | { | |
1734 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
1735 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
1736 | { | |
1737 | ++xg_detached_menus; | |
1738 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
1739 | "destroy", | |
1740 | G_CALLBACK (tearoff_remove), 0); | |
1741 | } | |
f392e843 JD |
1742 | } |
1743 | ||
f392e843 | 1744 | |
f392e843 JD |
1745 | /* Create a menu item widget, and connect the callbacks. |
1746 | ITEM decribes the menu item. | |
1747 | F is the frame the created menu belongs to. | |
1748 | SELECT_CB is the callback to use when a menu item is selected. | |
1749 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1750 | CL_DATA points to the callback data to be used for this menu. | |
1751 | GROUP is an in/out parameter. If the menu item to be created is not | |
1752 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1753 | If the menu item to be created is part of a radio menu group, on entry | |
1754 | *GROUP contains the group to use, or NULL if this is the first item | |
1755 | in the group. On exit, *GROUP contains the radio item group. | |
1756 | ||
1757 | Returns the created GtkWidget. */ | |
71bacd48 | 1758 | |
f392e843 JD |
1759 | static GtkWidget * |
1760 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
1761 | widget_value *item; | |
1762 | FRAME_PTR f; | |
1763 | GCallback select_cb; | |
1764 | GCallback highlight_cb; | |
1765 | xg_menu_cb_data *cl_data; | |
1766 | GSList **group; | |
1767 | { | |
1768 | char *utf8_label; | |
1769 | char *utf8_key; | |
1770 | GtkWidget *w; | |
1771 | xg_menu_item_cb_data *cb_data; | |
1772 | ||
1773 | utf8_label = get_utf8_string (item->name); | |
1774 | utf8_key = get_utf8_string (item->key); | |
1775 | ||
1776 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
1777 | ||
1778 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1779 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
1780 | ||
1781 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
1782 | ||
1783 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
1784 | ||
1785 | cb_data->unhighlight_id = cb_data->highlight_id = cb_data->select_id = 0; | |
1786 | cb_data->help = item->help; | |
1787 | cb_data->cl_data = cl_data; | |
1788 | cb_data->call_data = item->call_data; | |
177c0ea7 | 1789 | |
f392e843 JD |
1790 | g_signal_connect (G_OBJECT (w), |
1791 | "destroy", | |
1792 | G_CALLBACK (menuitem_destroy_callback), | |
1793 | cb_data); | |
1794 | ||
1795 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
1796 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
1797 | ||
1798 | /* final item, not a submenu */ | |
1799 | if (item->call_data && ! item->contents) | |
1800 | { | |
1801 | if (select_cb) | |
1802 | cb_data->select_id | |
1803 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
1804 | } | |
1805 | ||
1806 | if (! NILP (item->help) && highlight_cb) | |
1807 | { | |
1808 | /* We use enter/leave notify instead of select/deselect because | |
1809 | select/deselect doesn't go well with detached menus. */ | |
1810 | cb_data->highlight_id | |
1811 | = g_signal_connect (G_OBJECT (w), | |
1812 | "enter-notify-event", | |
1813 | G_CALLBACK (menuitem_highlight_callback), | |
1814 | cb_data); | |
1815 | cb_data->unhighlight_id | |
1816 | = g_signal_connect (G_OBJECT (w), | |
1817 | "leave-notify-event", | |
1818 | G_CALLBACK (menuitem_highlight_callback), | |
1819 | cb_data); | |
1820 | } | |
1821 | ||
1822 | return w; | |
1823 | } | |
1824 | ||
9d6194d6 AS |
1825 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
1826 | GCallback, GCallback, int, int, int, | |
1827 | GtkWidget *, xg_menu_cb_data *, char *)); | |
1828 | ||
f392e843 JD |
1829 | /* Create a full menu tree specified by DATA. |
1830 | F is the frame the created menu belongs to. | |
1831 | SELECT_CB is the callback to use when a menu item is selected. | |
1832 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
1833 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1834 | POP_UP_P is non-zero if we shall create a popup menu. | |
1835 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
1836 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
1837 | if MENU_BAR_P is non-zero. | |
1838 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
1839 | It may be NULL, in that case we create the appropriate widget | |
1840 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
1841 | CL_DATA is the callback data we shall use for this menu, or NULL | |
1842 | if we haven't set the first callback yet. | |
1843 | NAME is the name to give to the top level menu if this function | |
1844 | creates it. May be NULL to not set any name. | |
1845 | ||
1846 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
1847 | not NULL. | |
1848 | ||
1849 | This function calls itself to create submenus. */ | |
1850 | ||
1851 | static GtkWidget * | |
1852 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
1853 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
1854 | widget_value *data; | |
1855 | FRAME_PTR f; | |
1856 | GCallback select_cb; | |
1857 | GCallback deactivate_cb; | |
1858 | GCallback highlight_cb; | |
1859 | int pop_up_p; | |
1860 | int menu_bar_p; | |
1861 | int add_tearoff_p; | |
1862 | GtkWidget *topmenu; | |
1863 | xg_menu_cb_data *cl_data; | |
1864 | char *name; | |
1865 | { | |
1866 | widget_value *item; | |
1867 | GtkWidget *wmenu = topmenu; | |
1868 | GSList *group = NULL; | |
1869 | ||
1870 | if (! topmenu) | |
1871 | { | |
810f2256 JD |
1872 | if (! menu_bar_p) |
1873 | { | |
1874 | wmenu = gtk_menu_new (); | |
1875 | xg_set_screen (wmenu, f); | |
1876 | } | |
f392e843 JD |
1877 | else wmenu = gtk_menu_bar_new (); |
1878 | ||
1879 | /* Put cl_data on the top menu for easier access. */ | |
1880 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
1881 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
1882 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
1883 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 1884 | |
f392e843 JD |
1885 | if (name) |
1886 | gtk_widget_set_name (wmenu, name); | |
1887 | ||
1888 | if (deactivate_cb) | |
1889 | g_signal_connect (G_OBJECT (wmenu), | |
1890 | "deactivate", deactivate_cb, 0); | |
1891 | ||
1892 | g_signal_connect (G_OBJECT (wmenu), | |
1893 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
1894 | } | |
177c0ea7 | 1895 | |
f392e843 JD |
1896 | if (! menu_bar_p && add_tearoff_p) |
1897 | { | |
1898 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
1899 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
1900 | ||
1901 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
1902 | G_CALLBACK (tearoff_activate), 0); | |
1903 | } | |
1904 | ||
1905 | for (item = data; item; item = item->next) | |
1906 | { | |
1907 | GtkWidget *w; | |
177c0ea7 | 1908 | |
f392e843 JD |
1909 | if (pop_up_p && !item->contents && !item->call_data |
1910 | && !xg_separator_p (item->name)) | |
1911 | { | |
1912 | char *utf8_label; | |
1913 | /* A title for a popup. We do the same as GTK does when | |
1914 | creating titles, but it does not look good. */ | |
1915 | group = NULL; | |
1916 | utf8_label = get_utf8_string (item->name); | |
1917 | ||
1918 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 1919 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1920 | gtk_widget_set_sensitive (w, FALSE); |
1921 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1922 | } | |
1923 | else if (xg_separator_p (item->name)) | |
1924 | { | |
1925 | group = NULL; | |
1926 | /* GTK only have one separator type. */ | |
1927 | w = gtk_separator_menu_item_new (); | |
1928 | } | |
1929 | else | |
1930 | { | |
1931 | w = xg_create_one_menuitem (item, | |
1932 | f, | |
1933 | item->contents ? 0 : select_cb, | |
1934 | highlight_cb, | |
1935 | cl_data, | |
1936 | &group); | |
1937 | ||
1938 | if (item->contents) | |
1939 | { | |
1940 | GtkWidget *submenu = create_menus (item->contents, | |
1941 | f, | |
1942 | select_cb, | |
1943 | deactivate_cb, | |
1944 | highlight_cb, | |
1945 | 0, | |
1946 | 0, | |
da18b5ac | 1947 | add_tearoff_p, |
f392e843 JD |
1948 | 0, |
1949 | cl_data, | |
1950 | 0); | |
1951 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
1952 | } | |
f392e843 JD |
1953 | } |
1954 | ||
1955 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
1956 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
1957 | } | |
1958 | ||
1959 | return wmenu; | |
1960 | } | |
1961 | ||
1962 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
1963 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
1964 | with some text and buttons. | |
1965 | F is the frame the created item belongs to. | |
1966 | NAME is the name to use for the top widget. | |
1967 | VAL is a widget_value structure describing items to be created. | |
1968 | SELECT_CB is the callback to use when a menu item is selected or | |
1969 | a dialog button is pressed. | |
1970 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
1971 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
1972 | called when the dialog is popped down. | |
1973 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1974 | ||
1975 | Returns the widget created. */ | |
71bacd48 | 1976 | |
f392e843 JD |
1977 | GtkWidget * |
1978 | xg_create_widget (type, name, f, val, | |
1979 | select_cb, deactivate_cb, highlight_cb) | |
1980 | char *type; | |
1981 | char *name; | |
1982 | FRAME_PTR f; | |
1983 | widget_value *val; | |
1984 | GCallback select_cb; | |
1985 | GCallback deactivate_cb; | |
1986 | GCallback highlight_cb; | |
1987 | { | |
1988 | GtkWidget *w = 0; | |
da18b5ac JD |
1989 | int menu_bar_p = strcmp (type, "menubar") == 0; |
1990 | int pop_up_p = strcmp (type, "popup") == 0; | |
1991 | ||
f392e843 JD |
1992 | if (strcmp (type, "dialog") == 0) |
1993 | { | |
1994 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 1995 | xg_set_screen (w, f); |
f392e843 JD |
1996 | gtk_window_set_transient_for (GTK_WINDOW (w), |
1997 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1998 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 1999 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2000 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2001 | } |
da18b5ac | 2002 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2003 | { |
2004 | w = create_menus (val->contents, | |
2005 | f, | |
2006 | select_cb, | |
2007 | deactivate_cb, | |
2008 | highlight_cb, | |
da18b5ac JD |
2009 | pop_up_p, |
2010 | menu_bar_p, | |
2011 | menu_bar_p, | |
f392e843 JD |
2012 | 0, |
2013 | 0, | |
2014 | name); | |
2015 | ||
2016 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2017 | This is done by default for menu bar menus. */ | |
da18b5ac | 2018 | if (pop_up_p) |
f392e843 JD |
2019 | { |
2020 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2021 | gtk_widget_realize (w); | |
810f2256 | 2022 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2023 | } |
2024 | } | |
2025 | else | |
2026 | { | |
2027 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2028 | type); | |
2029 | } | |
2030 | ||
2031 | return w; | |
2032 | } | |
2033 | ||
0a1d6de0 | 2034 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2035 | |
f392e843 JD |
2036 | static const char * |
2037 | xg_get_menu_item_label (witem) | |
2038 | GtkMenuItem *witem; | |
2039 | { | |
2040 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2041 | return gtk_label_get_label (wlabel); | |
2042 | } | |
2043 | ||
0a1d6de0 | 2044 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2045 | |
f392e843 JD |
2046 | static int |
2047 | xg_item_label_same_p (witem, label) | |
2048 | GtkMenuItem *witem; | |
2049 | char *label; | |
2050 | { | |
0a1d6de0 | 2051 | int is_same = 0; |
f392e843 | 2052 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2053 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2054 | ||
2055 | if (! old_label && ! utf8_label) | |
2056 | is_same = 1; | |
2057 | else if (old_label && utf8_label) | |
2058 | is_same = strcmp (utf8_label, old_label) == 0; | |
2059 | ||
2060 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2061 | |
2062 | return is_same; | |
2063 | } | |
2064 | ||
71bacd48 JD |
2065 | /* Destroy widgets in LIST. */ |
2066 | ||
f392e843 | 2067 | static void |
71bacd48 | 2068 | xg_destroy_widgets (list) |
f392e843 JD |
2069 | GList *list; |
2070 | { | |
f392e843 JD |
2071 | GList *iter; |
2072 | ||
49853a4d | 2073 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2074 | { |
2075 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2076 | ||
71bacd48 | 2077 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2078 | gtk_widget_destroy (w); |
2079 | } | |
f392e843 JD |
2080 | } |
2081 | ||
2082 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2083 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2084 | *LIST is a list with the current menu bar names (menu item widgets). |
2085 | ITER is the item within *LIST that shall be updated. | |
2086 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2087 | VAL describes what the menu bar shall look like after the update. |
2088 | SELECT_CB is the callback to use when a menu item is selected. | |
2089 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2090 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2091 | |
2092 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2093 | |
f392e843 | 2094 | static void |
49853a4d JD |
2095 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2096 | select_cb, highlight_cb, cl_data) | |
f392e843 JD |
2097 | GtkWidget *menubar; |
2098 | FRAME_PTR f; | |
49853a4d JD |
2099 | GList **list; |
2100 | GList *iter; | |
2101 | int pos; | |
f392e843 JD |
2102 | widget_value *val; |
2103 | GCallback select_cb; | |
2104 | GCallback highlight_cb; | |
2105 | xg_menu_cb_data *cl_data; | |
2106 | { | |
49853a4d | 2107 | if (! iter && ! val) |
f392e843 | 2108 | return; |
49853a4d | 2109 | else if (iter && ! val) |
f392e843 | 2110 | { |
49853a4d | 2111 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2112 | xg_destroy_widgets (iter); |
f392e843 JD |
2113 | |
2114 | /* All updated. */ | |
2115 | val = 0; | |
49853a4d | 2116 | iter = 0; |
f392e843 | 2117 | } |
49853a4d | 2118 | else if (! iter && val) |
f392e843 JD |
2119 | { |
2120 | /* Item(s) added. Add all new items in one call. */ | |
2121 | create_menus (val, f, select_cb, 0, highlight_cb, | |
2122 | 0, 1, 0, menubar, cl_data, 0); | |
2123 | ||
2124 | /* All updated. */ | |
2125 | val = 0; | |
49853a4d | 2126 | iter = 0; |
f392e843 | 2127 | } |
49853a4d JD |
2128 | /* Below this neither iter or val is NULL */ |
2129 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2130 | { |
2131 | /* This item is still the same, check next item. */ | |
2132 | val = val->next; | |
49853a4d JD |
2133 | iter = g_list_next (iter); |
2134 | ++pos; | |
f392e843 JD |
2135 | } |
2136 | else /* This item is changed. */ | |
2137 | { | |
49853a4d | 2138 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2139 | GtkMenuItem *witem2 = 0; |
f392e843 | 2140 | int val_in_menubar = 0; |
49853a4d JD |
2141 | int iter_in_new_menubar = 0; |
2142 | GList *iter2; | |
f392e843 JD |
2143 | widget_value *cur; |
2144 | ||
f392e843 | 2145 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2146 | for (iter2 = iter; |
2147 | iter2 && ! val_in_menubar; | |
2148 | iter2 = g_list_next (iter2)) | |
f392e843 | 2149 | { |
49853a4d | 2150 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2151 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2152 | } | |
2153 | ||
49853a4d | 2154 | /* See if the current entry (iter) is present later in the |
f392e843 | 2155 | specification for the new menu bar. */ |
49853a4d JD |
2156 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2157 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2158 | |
49853a4d | 2159 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2160 | { |
49853a4d JD |
2161 | int nr = pos; |
2162 | ||
f392e843 JD |
2163 | /* This corresponds to: |
2164 | Current: A B C | |
2165 | New: A C | |
2166 | Remove B. */ | |
177c0ea7 | 2167 | |
f392e843 JD |
2168 | gtk_widget_ref (GTK_WIDGET (witem)); |
2169 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2170 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2171 | ||
2172 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2173 | g_list_free (*list); |
2174 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2175 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2176 | } |
49853a4d | 2177 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2178 | { |
2179 | /* This corresponds to: | |
2180 | Current: A B C | |
2181 | New: A X C | |
2182 | Rename B to X. This might seem to be a strange thing to do, | |
2183 | since if there is a menu under B it will be totally wrong for X. | |
2184 | But consider editing a C file. Then there is a C-mode menu | |
2185 | (corresponds to B above). | |
2186 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2187 | C-mode menu. When returning from the minibuffer, we get | |
2188 | back the C-mode menu. Thus we do: | |
2189 | Rename B to X (C-mode to minibuf menu) | |
2190 | Rename X to B (minibuf to C-mode menu). | |
2191 | If the X menu hasn't been invoked, the menu under B | |
2192 | is up to date when leaving the minibuffer. */ | |
2193 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2194 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2195 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2196 | |
4b1b4443 | 2197 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2198 | |
da18b5ac JD |
2199 | /* If this item has a submenu that has been detached, change |
2200 | the title in the WM decorations also. */ | |
2201 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2202 | /* Set the title of the detached window. */ | |
2203 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2204 | ||
49853a4d | 2205 | iter = g_list_next (iter); |
f392e843 | 2206 | val = val->next; |
49853a4d | 2207 | ++pos; |
f392e843 | 2208 | } |
49853a4d | 2209 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2210 | { |
2211 | /* This corresponds to: | |
2212 | Current: A B C | |
2213 | New: A X B C | |
2214 | Insert X. */ | |
2215 | ||
49853a4d | 2216 | int nr = pos; |
f392e843 JD |
2217 | GList *group = 0; |
2218 | GtkWidget *w = xg_create_one_menuitem (val, | |
2219 | f, | |
2220 | select_cb, | |
2221 | highlight_cb, | |
2222 | cl_data, | |
2223 | &group); | |
2224 | ||
2225 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2226 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
2227 | ||
49853a4d JD |
2228 | g_list_free (*list); |
2229 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2230 | while (nr-- > 0) iter = g_list_next (iter); | |
2231 | iter = g_list_next (iter); | |
f392e843 | 2232 | val = val->next; |
49853a4d | 2233 | ++pos; |
f392e843 | 2234 | } |
49853a4d | 2235 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2236 | { |
49853a4d | 2237 | int nr = pos; |
f392e843 JD |
2238 | /* This corresponds to: |
2239 | Current: A B C | |
2240 | New: A C B | |
2241 | Move C before B */ | |
2242 | ||
2243 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2244 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2245 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2246 | GTK_WIDGET (witem2), pos); | |
2247 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2248 | ||
49853a4d JD |
2249 | g_list_free (*list); |
2250 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2251 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2252 | val = val->next; |
49853a4d | 2253 | ++pos; |
f392e843 | 2254 | } |
f392e843 JD |
2255 | } |
2256 | ||
2257 | /* Update the rest of the menu bar. */ | |
49853a4d JD |
2258 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2259 | select_cb, highlight_cb, cl_data); | |
f392e843 JD |
2260 | } |
2261 | ||
2262 | /* Update the menu item W so it corresponds to VAL. | |
2263 | SELECT_CB is the callback to use when a menu item is selected. | |
2264 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2265 | CL_DATA is the data to set in the widget for menu invokation. */ | |
71bacd48 | 2266 | |
f392e843 JD |
2267 | static void |
2268 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2269 | widget_value *val; | |
2270 | GtkWidget *w; | |
2271 | GCallback select_cb; | |
2272 | GCallback highlight_cb; | |
2273 | xg_menu_cb_data *cl_data; | |
2274 | { | |
2275 | GtkWidget *wchild; | |
2276 | GtkLabel *wlbl = 0; | |
2277 | GtkLabel *wkey = 0; | |
2278 | char *utf8_label; | |
2279 | char *utf8_key; | |
0a1d6de0 JD |
2280 | const char *old_label = 0; |
2281 | const char *old_key = 0; | |
f392e843 | 2282 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2283 | |
2284 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2285 | utf8_label = get_utf8_string (val->name); |
2286 | utf8_key = get_utf8_string (val->key); | |
2287 | ||
2288 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2289 | if (GTK_IS_HBOX (wchild)) | |
2290 | { | |
2291 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2292 | ||
2293 | wlbl = GTK_LABEL (list->data); | |
2294 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2295 | g_list_free (list); |
2296 | ||
f392e843 JD |
2297 | if (! utf8_key) |
2298 | { | |
2299 | /* Remove the key and keep just the label. */ | |
2300 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2301 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2302 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2303 | wkey = 0; | |
2304 | } | |
49853a4d | 2305 | |
f392e843 JD |
2306 | } |
2307 | else /* Just a label. */ | |
2308 | { | |
2309 | wlbl = GTK_LABEL (wchild); | |
2310 | ||
2311 | /* Check if there is now a key. */ | |
2312 | if (utf8_key) | |
2313 | { | |
2314 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2315 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2316 | |
f392e843 JD |
2317 | wlbl = GTK_LABEL (list->data); |
2318 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2319 | g_list_free (list); |
f392e843 JD |
2320 | |
2321 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2322 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2323 | } | |
2324 | } | |
2325 | ||
177c0ea7 | 2326 | |
0a1d6de0 JD |
2327 | if (wkey) old_key = gtk_label_get_label (wkey); |
2328 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2329 | |
0a1d6de0 | 2330 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2331 | gtk_label_set_text (wkey, utf8_key); |
2332 | ||
0a1d6de0 | 2333 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2334 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2335 | |
0a1d6de0 JD |
2336 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2337 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2338 | |
f392e843 JD |
2339 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2340 | gtk_widget_set_sensitive (w, FALSE); | |
2341 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2342 | gtk_widget_set_sensitive (w, TRUE); | |
2343 | ||
2344 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2345 | XG_ITEM_DATA); | |
2346 | if (cb_data) | |
2347 | { | |
2348 | cb_data->call_data = val->call_data; | |
2349 | cb_data->help = val->help; | |
2350 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2351 | |
f392e843 JD |
2352 | /* We assume the callback functions don't change. */ |
2353 | if (val->call_data && ! val->contents) | |
2354 | { | |
2355 | /* This item shall have a select callback. */ | |
2356 | if (! cb_data->select_id) | |
2357 | cb_data->select_id | |
2358 | = g_signal_connect (G_OBJECT (w), "activate", | |
2359 | select_cb, cb_data); | |
2360 | } | |
2361 | else if (cb_data->select_id) | |
2362 | { | |
2363 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2364 | cb_data->select_id = 0; | |
2365 | } | |
2366 | ||
2367 | if (NILP (cb_data->help)) | |
2368 | { | |
2369 | /* Shall not have help. Remove if any existed previously. */ | |
2370 | if (cb_data->highlight_id) | |
2371 | { | |
2372 | g_signal_handler_disconnect (G_OBJECT (w), | |
2373 | cb_data->highlight_id); | |
2374 | cb_data->highlight_id = 0; | |
2375 | } | |
2376 | if (cb_data->unhighlight_id) | |
2377 | { | |
2378 | g_signal_handler_disconnect (G_OBJECT (w), | |
2379 | cb_data->unhighlight_id); | |
2380 | cb_data->unhighlight_id = 0; | |
2381 | } | |
2382 | } | |
2383 | else if (! cb_data->highlight_id && highlight_cb) | |
2384 | { | |
2385 | /* Have help now, but didn't previously. Add callback. */ | |
2386 | cb_data->highlight_id | |
2387 | = g_signal_connect (G_OBJECT (w), | |
2388 | "enter-notify-event", | |
2389 | G_CALLBACK (menuitem_highlight_callback), | |
2390 | cb_data); | |
2391 | cb_data->unhighlight_id | |
2392 | = g_signal_connect (G_OBJECT (w), | |
2393 | "leave-notify-event", | |
2394 | G_CALLBACK (menuitem_highlight_callback), | |
2395 | cb_data); | |
2396 | } | |
2397 | } | |
2398 | } | |
2399 | ||
2400 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2401 | |
f392e843 JD |
2402 | static void |
2403 | xg_update_toggle_item (val, w) | |
2404 | widget_value *val; | |
2405 | GtkWidget *w; | |
2406 | { | |
2407 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2408 | } | |
2409 | ||
2410 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2411 | |
f392e843 JD |
2412 | static void |
2413 | xg_update_radio_item (val, w) | |
2414 | widget_value *val; | |
2415 | GtkWidget *w; | |
2416 | { | |
2417 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2418 | } | |
2419 | ||
2420 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2421 | SUBMENU may be NULL, in that case a new menu is created. | |
2422 | F is the frame the menu bar belongs to. | |
2423 | VAL describes the contents of the menu bar. | |
2424 | SELECT_CB is the callback to use when a menu item is selected. | |
2425 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2426 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2427 | CL_DATA is the call back data to use for any newly created items. | |
2428 | ||
2429 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2430 | was NULL. */ | |
2431 | ||
2432 | static GtkWidget * | |
2433 | xg_update_submenu (submenu, f, val, | |
2434 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2435 | GtkWidget *submenu; | |
2436 | FRAME_PTR f; | |
2437 | widget_value *val; | |
2438 | GCallback select_cb; | |
2439 | GCallback deactivate_cb; | |
2440 | GCallback highlight_cb; | |
2441 | xg_menu_cb_data *cl_data; | |
2442 | { | |
2443 | GtkWidget *newsub = submenu; | |
2444 | GList *list = 0; | |
2445 | GList *iter; | |
2446 | widget_value *cur; | |
2447 | int has_tearoff_p = 0; | |
2448 | GList *first_radio = 0; | |
177c0ea7 | 2449 | |
f392e843 JD |
2450 | if (submenu) |
2451 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2452 | |
f392e843 JD |
2453 | for (cur = val, iter = list; |
2454 | cur && iter; | |
2455 | iter = g_list_next (iter), cur = cur->next) | |
2456 | { | |
2457 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2458 | ||
2459 | /* Skip tearoff items, they have no counterpart in val. */ | |
2460 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2461 | { | |
2462 | has_tearoff_p = 1; | |
2463 | iter = g_list_next (iter); | |
2464 | if (iter) w = GTK_WIDGET (iter->data); | |
2465 | else break; | |
2466 | } | |
2467 | ||
2468 | /* Remember first radio button in a group. If we get a mismatch in | |
2469 | a radio group we must rebuild the whole group so that the connections | |
2470 | in GTK becomes correct. */ | |
2471 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2472 | first_radio = iter; | |
2473 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2474 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2475 | first_radio = 0; | |
2476 | ||
2477 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2478 | { | |
2479 | if (! xg_separator_p (cur->name)) | |
2480 | break; | |
2481 | } | |
2482 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2483 | { | |
2484 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2485 | break; | |
2486 | xg_update_toggle_item (cur, w); | |
2487 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2488 | } | |
2489 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2490 | { | |
2491 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2492 | break; | |
2493 | xg_update_radio_item (cur, w); | |
2494 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2495 | } | |
2496 | else if (GTK_IS_MENU_ITEM (w)) | |
2497 | { | |
2498 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2499 | GtkWidget *sub; | |
2500 | ||
2501 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2502 | xg_separator_p (cur->name)) | |
2503 | break; | |
2504 | ||
2505 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2506 | ||
2507 | sub = gtk_menu_item_get_submenu (witem); | |
2508 | if (sub && ! cur->contents) | |
2509 | { | |
2510 | /* Not a submenu anymore. */ | |
2511 | gtk_widget_ref (sub); | |
2512 | gtk_menu_item_remove_submenu (witem); | |
2513 | gtk_widget_destroy (sub); | |
2514 | } | |
2515 | else if (cur->contents) | |
2516 | { | |
2517 | GtkWidget *nsub; | |
2518 | ||
2519 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2520 | select_cb, deactivate_cb, | |
2521 | highlight_cb, cl_data); | |
2522 | ||
2523 | /* If this item just became a submenu, we must set it. */ | |
2524 | if (nsub != sub) | |
2525 | gtk_menu_item_set_submenu (witem, nsub); | |
2526 | } | |
2527 | } | |
2528 | else | |
2529 | { | |
2530 | /* Structural difference. Remove everything from here and down | |
2531 | in SUBMENU. */ | |
2532 | break; | |
2533 | } | |
2534 | } | |
2535 | ||
2536 | /* Remove widgets from first structual change. */ | |
2537 | if (iter) | |
2538 | { | |
2539 | /* If we are adding new menu items below, we must remove from | |
2540 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2541 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2542 | else xg_destroy_widgets (iter); | |
f392e843 | 2543 | } |
177c0ea7 | 2544 | |
f392e843 JD |
2545 | if (cur) |
2546 | { | |
2547 | /* More items added. Create them. */ | |
2548 | newsub = create_menus (cur, | |
2549 | f, | |
2550 | select_cb, | |
2551 | deactivate_cb, | |
2552 | highlight_cb, | |
2553 | 0, | |
2554 | 0, | |
2555 | ! has_tearoff_p, | |
2556 | submenu, | |
2557 | cl_data, | |
2558 | 0); | |
2559 | } | |
177c0ea7 | 2560 | |
49853a4d JD |
2561 | if (list) g_list_free (list); |
2562 | ||
f392e843 JD |
2563 | return newsub; |
2564 | } | |
2565 | ||
2566 | /* Update the MENUBAR. | |
2567 | F is the frame the menu bar belongs to. | |
2568 | VAL describes the contents of the menu bar. | |
2569 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2570 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2571 | SELECT_CB is the callback to use when a menu item is selected. | |
2572 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2573 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2574 | |
f392e843 JD |
2575 | void |
2576 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2577 | select_cb, deactivate_cb, highlight_cb) | |
2578 | GtkWidget *menubar; | |
2579 | FRAME_PTR f; | |
2580 | widget_value *val; | |
2581 | int deep_p; | |
2582 | GCallback select_cb; | |
2583 | GCallback deactivate_cb; | |
2584 | GCallback highlight_cb; | |
2585 | { | |
2586 | xg_menu_cb_data *cl_data; | |
2587 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2588 | |
2589 | if (! list) return; | |
177c0ea7 | 2590 | |
f392e843 JD |
2591 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2592 | XG_FRAME_DATA); | |
2593 | ||
da18b5ac JD |
2594 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
2595 | select_cb, highlight_cb, cl_data); | |
2596 | ||
2597 | if (deep_p); | |
f392e843 JD |
2598 | { |
2599 | widget_value *cur; | |
2600 | ||
2601 | /* Update all sub menus. | |
da18b5ac | 2602 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2603 | X Window in the XEvent that activates the menu are those widgets. */ |
2604 | ||
2605 | /* Update cl_data, menu_item things in F may have changed. */ | |
2606 | update_cl_data (cl_data, f, highlight_cb); | |
2607 | ||
2608 | for (cur = val->contents; cur; cur = cur->next) | |
2609 | { | |
49853a4d | 2610 | GList *iter; |
f392e843 JD |
2611 | GtkWidget *sub = 0; |
2612 | GtkWidget *newsub; | |
2613 | GtkMenuItem *witem; | |
2614 | ||
2615 | /* Find sub menu that corresponds to val and update it. */ | |
2616 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2617 | { | |
2618 | witem = GTK_MENU_ITEM (iter->data); | |
2619 | if (xg_item_label_same_p (witem, cur->name)) | |
2620 | { | |
2621 | sub = gtk_menu_item_get_submenu (witem); | |
2622 | break; | |
2623 | } | |
2624 | } | |
177c0ea7 | 2625 | |
f392e843 JD |
2626 | newsub = xg_update_submenu (sub, |
2627 | f, | |
2628 | cur->contents, | |
2629 | select_cb, | |
2630 | deactivate_cb, | |
2631 | highlight_cb, | |
2632 | cl_data); | |
2633 | /* sub may still be NULL. If we just updated non deep and added | |
2634 | a new menu bar item, it has no sub menu yet. So we set the | |
2635 | newly created sub menu under witem. */ | |
2636 | if (newsub != sub) | |
810f2256 JD |
2637 | { |
2638 | xg_set_screen (newsub, f); | |
2639 | gtk_menu_item_set_submenu (witem, newsub); | |
2640 | } | |
f392e843 JD |
2641 | } |
2642 | } | |
2643 | ||
49853a4d | 2644 | g_list_free (list); |
f392e843 JD |
2645 | gtk_widget_show_all (menubar); |
2646 | } | |
2647 | ||
2648 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2649 | changed. Value is non-zero if widgets were updated. */ | |
2650 | ||
2651 | int | |
2652 | xg_update_frame_menubar (f) | |
2653 | FRAME_PTR f; | |
2654 | { | |
2655 | struct x_output *x = f->output_data.x; | |
2656 | GtkRequisition req; | |
177c0ea7 | 2657 | |
f392e843 JD |
2658 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2659 | return 0; | |
2660 | ||
2661 | BLOCK_INPUT; | |
2662 | ||
2663 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2664 | FALSE, FALSE, 0); | |
2665 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2666 | ||
2667 | gtk_widget_show_all (x->menubar_widget); | |
2668 | gtk_widget_size_request (x->menubar_widget, &req); | |
2669 | ||
2670 | FRAME_MENUBAR_HEIGHT (f) = req.height; | |
2671 | ||
2672 | /* The height has changed, resize outer widget and set columns | |
2673 | rows to what we had before adding the menu bar. */ | |
be786000 | 2674 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 2675 | |
f392e843 JD |
2676 | SET_FRAME_GARBAGED (f); |
2677 | UNBLOCK_INPUT; | |
a8303f92 AS |
2678 | |
2679 | return 1; | |
f392e843 JD |
2680 | } |
2681 | ||
2682 | /* Get rid of the menu bar of frame F, and free its storage. | |
2683 | This is used when deleting a frame, and when turning off the menu bar. */ | |
2684 | ||
2685 | void | |
2686 | free_frame_menubar (f) | |
2687 | FRAME_PTR f; | |
2688 | { | |
2689 | struct x_output *x = f->output_data.x; | |
2690 | ||
2691 | if (x->menubar_widget) | |
2692 | { | |
2693 | BLOCK_INPUT; | |
2694 | ||
2695 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
2696 | /* The menubar and its children shall be deleted when removed from | |
2697 | the container. */ | |
2698 | x->menubar_widget = 0; | |
2699 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
2700 | ||
2701 | /* The height has changed, resize outer widget and set columns | |
2702 | rows to what we had before removing the menu bar. */ | |
be786000 | 2703 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
2704 | |
2705 | SET_FRAME_GARBAGED (f); | |
2706 | UNBLOCK_INPUT; | |
2707 | } | |
2708 | } | |
2709 | ||
2710 | ||
2711 | \f | |
2712 | /*********************************************************************** | |
2713 | Scroll bar functions | |
2714 | ***********************************************************************/ | |
2715 | ||
2716 | ||
2717 | /* Setting scroll bar values invokes the callback. Use this variable | |
2718 | to indicate that callback should do nothing. */ | |
71bacd48 | 2719 | |
f392e843 JD |
2720 | int xg_ignore_gtk_scrollbar; |
2721 | ||
f392e843 JD |
2722 | /* SET_SCROLL_BAR_X_WINDOW assumes the second argument fits in |
2723 | 32 bits. But we want to store pointers, and they may be larger | |
2724 | than 32 bits. Keep a mapping from integer index to widget pointers | |
2725 | to get around the 32 bit limitation. */ | |
71bacd48 | 2726 | |
f392e843 JD |
2727 | static struct |
2728 | { | |
2729 | GtkWidget **widgets; | |
2730 | int max_size; | |
2731 | int used; | |
81e302ef | 2732 | } id_to_widget; |
f392e843 JD |
2733 | |
2734 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 2735 | |
f392e843 JD |
2736 | #define ID_TO_WIDGET_INCR 32 |
2737 | ||
2738 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 2739 | |
f392e843 JD |
2740 | static int |
2741 | xg_store_widget_in_map (w) | |
2742 | GtkWidget *w; | |
2743 | { | |
2744 | int i; | |
2745 | ||
2746 | if (id_to_widget.max_size == id_to_widget.used) | |
2747 | { | |
2748 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
2749 | ||
2750 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
2751 | sizeof (GtkWidget *)*new_size); | |
2752 | ||
2753 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
2754 | id_to_widget.widgets[i] = 0; | |
2755 | id_to_widget.max_size = new_size; | |
2756 | } | |
2757 | ||
2758 | /* Just loop over the array and find a free place. After all, | |
2759 | how many scroll bars are we creating? Should be a small number. | |
2760 | The check above guarantees we will find a free place. */ | |
2761 | for (i = 0; i < id_to_widget.max_size; ++i) | |
2762 | { | |
2763 | if (! id_to_widget.widgets[i]) | |
2764 | { | |
2765 | id_to_widget.widgets[i] = w; | |
2766 | ++id_to_widget.used; | |
2767 | ||
2768 | return i; | |
2769 | } | |
2770 | } | |
2771 | ||
2772 | /* Should never end up here */ | |
2773 | abort (); | |
2774 | } | |
2775 | ||
2776 | /* Remove pointer at IDX from id_to_widget. | |
2777 | Called when scroll bar is destroyed. */ | |
71bacd48 | 2778 | |
f392e843 JD |
2779 | static void |
2780 | xg_remove_widget_from_map (idx) | |
2781 | int idx; | |
2782 | { | |
2783 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2784 | { | |
2785 | id_to_widget.widgets[idx] = 0; | |
2786 | --id_to_widget.used; | |
2787 | } | |
2788 | } | |
2789 | ||
2790 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 2791 | |
f392e843 JD |
2792 | static GtkWidget * |
2793 | xg_get_widget_from_map (idx) | |
2794 | int idx; | |
2795 | { | |
2796 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2797 | return id_to_widget.widgets[idx]; | |
2798 | ||
2799 | return 0; | |
2800 | } | |
2801 | ||
810f2256 | 2802 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 2803 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 2804 | |
3a8a22fc | 2805 | int |
810f2256 JD |
2806 | xg_get_scroll_id_for_window (dpy, wid) |
2807 | Display *dpy; | |
3a8a22fc JD |
2808 | Window wid; |
2809 | { | |
2810 | int idx; | |
2811 | GtkWidget *w; | |
2812 | ||
810f2256 | 2813 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
2814 | |
2815 | if (w) | |
2816 | { | |
2817 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
2818 | if (id_to_widget.widgets[idx] == w) | |
2819 | return idx; | |
2820 | } | |
2821 | ||
2822 | return -1; | |
2823 | } | |
2824 | ||
f392e843 JD |
2825 | /* Callback invoked when scroll bar WIDGET is destroyed. |
2826 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 2827 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 2828 | |
f392e843 JD |
2829 | static void |
2830 | xg_gtk_scroll_destroy (widget, data) | |
2831 | GtkWidget *widget; | |
2832 | gpointer data; | |
2833 | { | |
2834 | gpointer p; | |
2835 | int id = (int)data; | |
177c0ea7 | 2836 | |
f392e843 JD |
2837 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
2838 | if (p) xfree (p); | |
2839 | xg_remove_widget_from_map (id); | |
2840 | } | |
2841 | ||
2842 | /* Callback for button press/release events. Used to start timer so that | |
2843 | the scroll bar repetition timer in GTK gets handeled. | |
17097258 | 2844 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
2845 | WIDGET is the scroll bar widget the event is for (not used). |
2846 | EVENT contains the event. | |
17097258 | 2847 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
2848 | |
2849 | Returns FALSE to tell GTK that it shall continue propagate the event | |
2850 | to widgets. */ | |
71bacd48 | 2851 | |
f392e843 JD |
2852 | static gboolean |
2853 | scroll_bar_button_cb (widget, event, user_data) | |
2854 | GtkWidget *widget; | |
2855 | GdkEventButton *event; | |
2856 | gpointer user_data; | |
2857 | { | |
2858 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
2859 | xg_start_timer (); | |
17097258 JD |
2860 | else if (event->type == GDK_BUTTON_RELEASE) |
2861 | { | |
2862 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
2863 | if (xg_timer) xg_stop_timer (); | |
2864 | bar->dragging = Qnil; | |
2865 | } | |
2866 | ||
f392e843 JD |
2867 | return FALSE; |
2868 | } | |
2869 | ||
2870 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
2871 | in BAR. | |
2872 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
2873 | bar changes. | |
2874 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
2875 | to set resources for the widget. */ | |
71bacd48 | 2876 | |
f392e843 JD |
2877 | void |
2878 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
2879 | FRAME_PTR f; | |
2880 | struct scroll_bar *bar; | |
2881 | GCallback scroll_callback; | |
2882 | char *scroll_bar_name; | |
2883 | { | |
2884 | GtkWidget *wscroll; | |
1755a397 | 2885 | GtkWidget *webox; |
f392e843 JD |
2886 | GtkObject *vadj; |
2887 | int scroll_id; | |
177c0ea7 | 2888 | |
f392e843 JD |
2889 | /* Page, step increment values are not so important here, they |
2890 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
2891 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
2892 | 0.1, 0.1, 0.1); | |
2893 | ||
2894 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 2895 | webox = gtk_event_box_new (); |
f392e843 JD |
2896 | gtk_widget_set_name (wscroll, scroll_bar_name); |
2897 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 2898 | |
f392e843 | 2899 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 2900 | |
f979dc05 | 2901 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
2902 | "value-changed", |
2903 | scroll_callback, | |
f979dc05 | 2904 | (gpointer) bar); |
f392e843 JD |
2905 | g_signal_connect (G_OBJECT (wscroll), |
2906 | "destroy", | |
2907 | G_CALLBACK (xg_gtk_scroll_destroy), | |
f979dc05 | 2908 | (gpointer) scroll_id); |
f392e843 JD |
2909 | |
2910 | /* Connect to button press and button release to detect if any scroll bar | |
2911 | has the pointer. */ | |
2912 | g_signal_connect (G_OBJECT (wscroll), | |
2913 | "button-press-event", | |
2914 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2915 | (gpointer) bar); |
f392e843 JD |
2916 | g_signal_connect (G_OBJECT (wscroll), |
2917 | "button-release-event", | |
2918 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2919 | (gpointer) bar); |
177c0ea7 | 2920 | |
1755a397 JD |
2921 | /* The scroll bar widget does not draw on a window of its own. Instead |
2922 | it draws on the parent window, in this case the edit widget. So | |
2923 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
2924 | also, which causes flicker. Put an event box between the edit widget | |
2925 | and the scroll bar, so the scroll bar instead draws itself on the | |
2926 | event box window. */ | |
2927 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
2928 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
2929 | ||
f392e843 JD |
2930 | |
2931 | /* Set the cursor to an arrow. */ | |
1755a397 | 2932 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2933 | |
2934 | SET_SCROLL_BAR_X_WINDOW (bar, scroll_id); | |
2935 | } | |
2936 | ||
2937 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 2938 | |
f392e843 JD |
2939 | void |
2940 | xg_show_scroll_bar (scrollbar_id) | |
2941 | int scrollbar_id; | |
2942 | { | |
2943 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2944 | if (w) | |
1755a397 | 2945 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
2946 | } |
2947 | ||
2948 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 2949 | |
f392e843 JD |
2950 | void |
2951 | xg_remove_scroll_bar (f, scrollbar_id) | |
2952 | FRAME_PTR f; | |
2953 | int scrollbar_id; | |
2954 | { | |
2955 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2956 | if (w) | |
2957 | { | |
1755a397 | 2958 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 2959 | gtk_widget_destroy (w); |
1755a397 | 2960 | gtk_widget_destroy (wparent); |
f392e843 JD |
2961 | SET_FRAME_GARBAGED (f); |
2962 | } | |
2963 | } | |
2964 | ||
f392e843 JD |
2965 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
2966 | in frame F. | |
2967 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
2968 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 2969 | |
f392e843 | 2970 | void |
1755a397 | 2971 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
2972 | FRAME_PTR f; |
2973 | int scrollbar_id; | |
2974 | int top; | |
2975 | int left; | |
2976 | int width; | |
2977 | int height; | |
2978 | { | |
f392e843 | 2979 | |
49853a4d | 2980 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 2981 | |
49853a4d JD |
2982 | if (wscroll) |
2983 | { | |
cea9be54 | 2984 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 2985 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 2986 | |
ab2d724b | 2987 | /* Move and resize to new values. */ |
ab2d724b | 2988 | gtk_widget_set_size_request (wscroll, width, height); |
1755a397 | 2989 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
17097258 | 2990 | |
49853a4d JD |
2991 | SET_FRAME_GARBAGED (f); |
2992 | cancel_mouse_face (f); | |
2993 | } | |
f392e843 JD |
2994 | } |
2995 | ||
2996 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
2997 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 2998 | |
f392e843 JD |
2999 | void |
3000 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3001 | struct scroll_bar *bar; | |
3002 | int portion, position, whole; | |
3003 | { | |
3004 | GtkWidget *wscroll = xg_get_widget_from_map (SCROLL_BAR_X_WINDOW (bar)); | |
3005 | ||
3006 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3007 | ||
17097258 | 3008 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3009 | { |
3010 | GtkAdjustment *adj; | |
3011 | gdouble shown; | |
3012 | gdouble top; | |
3013 | int size, value; | |
7863d625 JD |
3014 | int new_step; |
3015 | int changed = 0; | |
177c0ea7 | 3016 | |
f392e843 JD |
3017 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3018 | ||
17097258 JD |
3019 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3020 | rather than the real portion value. This makes the thumb less likely | |
3021 | to resize and that looks better. */ | |
be786000 | 3022 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3023 | /* When the thumb is at the bottom, position == whole. |
3024 | So we need to increase `whole' to make space for the thumb. */ | |
3025 | whole += portion; | |
3026 | ||
f392e843 JD |
3027 | if (whole <= 0) |
3028 | top = 0, shown = 1; | |
3029 | else | |
3030 | { | |
f392e843 | 3031 | top = (gdouble) position / whole; |
7863d625 | 3032 | shown = (gdouble) portion / whole; |
f392e843 JD |
3033 | } |
3034 | ||
7863d625 JD |
3035 | size = shown * XG_SB_RANGE; |
3036 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3037 | size = max (size, 1); |
3038 | ||
7863d625 JD |
3039 | value = top * XG_SB_RANGE; |
3040 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3041 | value = max (value, XG_SB_MIN); |
3042 | ||
7863d625 | 3043 | /* Assume all lines are of equal size. */ |
be786000 | 3044 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3045 | |
3046 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3047 | || (int) adj->step_increment != new_step) |
3048 | { | |
7863d625 JD |
3049 | adj->page_size = size; |
3050 | adj->step_increment = new_step; | |
2a2071c3 | 3051 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3052 | adj->page_increment = (int) (0.95*adj->page_size); |
3053 | changed = 1; | |
2a2071c3 | 3054 | } |
17097258 | 3055 | |
7863d625 JD |
3056 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3057 | { | |
3058 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3059 | |
7863d625 | 3060 | BLOCK_INPUT; |
cea9be54 | 3061 | |
7863d625 JD |
3062 | /* gtk_range_set_value invokes the callback. Set |
3063 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3064 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3065 | |
7863d625 JD |
3066 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3067 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3068 | else if (changed) | |
3069 | gtk_adjustment_changed (adj); | |
3070 | ||
3071 | xg_ignore_gtk_scrollbar = 0; | |
3072 | ||
3073 | UNBLOCK_INPUT; | |
3074 | } | |
3075 | } | |
f392e843 JD |
3076 | } |
3077 | ||
3078 | \f | |
3079 | /*********************************************************************** | |
3080 | Tool bar functions | |
3081 | ***********************************************************************/ | |
3082 | /* The key for the data we put in the GtkImage widgets. The data is | |
3083 | the image used by Emacs. We use this to see if we need to update | |
3084 | the GtkImage with a new image. */ | |
3085 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3086 | ||
3087 | /* Callback function invoked when a tool bar item is pressed. | |
3088 | W is the button widget in the tool bar that got pressed, | |
3089 | CLIENT_DATA is an integer that is the index of the button in the | |
3090 | tool bar. 0 is the first button. */ | |
71bacd48 | 3091 | |
f392e843 JD |
3092 | static void |
3093 | xg_tool_bar_callback (w, client_data) | |
3094 | GtkWidget *w; | |
3095 | gpointer client_data; | |
3096 | { | |
3097 | int idx = (int)client_data; | |
3098 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); | |
3099 | Lisp_Object key, frame; | |
3100 | struct input_event event; | |
aa4ac494 | 3101 | EVENT_INIT (event); |
f392e843 JD |
3102 | |
3103 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3104 | return; | |
3105 | ||
3106 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3107 | |
f392e843 JD |
3108 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3109 | XSETFRAME (frame, f); | |
3110 | event.kind = TOOL_BAR_EVENT; | |
3111 | event.frame_or_window = frame; | |
3112 | event.arg = frame; | |
3113 | kbd_buffer_store_event (&event); | |
3114 | ||
3115 | event.kind = TOOL_BAR_EVENT; | |
3116 | event.frame_or_window = frame; | |
3117 | event.arg = key; | |
3118 | event.modifiers = 0; /* These are not available. */ | |
3119 | kbd_buffer_store_event (&event); | |
3120 | } | |
3121 | ||
3122 | /* This callback is called when a tool bar is detached. We must set | |
3123 | the height of the tool bar to zero when this happens so frame sizes | |
3124 | are correctly calculated. | |
3125 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3126 | W is the tool bar widget. | |
3127 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3128 | |
f392e843 JD |
3129 | static void |
3130 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3131 | GtkHandleBox *wbox; | |
3132 | GtkWidget *w; | |
3133 | gpointer client_data; | |
3134 | { | |
3135 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3136 | ||
3137 | if (f) | |
3138 | { | |
3139 | /* When detaching a tool bar, not everything dissapear. There are | |
3140 | a few pixels left that are used to drop the tool bar back into | |
3141 | place. */ | |
3142 | int bw = gtk_container_get_border_width (GTK_CONTAINER (wbox)); | |
3143 | FRAME_TOOLBAR_HEIGHT (f) = 2; | |
3144 | ||
3145 | /* The height has changed, resize outer widget and set columns | |
3146 | rows to what we had before detaching the tool bar. */ | |
be786000 | 3147 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3148 | } |
3149 | } | |
3150 | ||
3151 | /* This callback is called when a tool bar is reattached. We must set | |
3152 | the height of the tool bar when this happens so frame sizes | |
3153 | are correctly calculated. | |
3154 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3155 | W is the tool bar widget. | |
3156 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3157 | |
f392e843 JD |
3158 | static void |
3159 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3160 | GtkHandleBox *wbox; | |
3161 | GtkWidget *w; | |
3162 | gpointer client_data; | |
3163 | { | |
3164 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3165 | ||
3166 | if (f) | |
3167 | { | |
3168 | GtkRequisition req; | |
3169 | ||
3170 | gtk_widget_size_request (w, &req); | |
3171 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3172 | ||
3173 | /* The height has changed, resize outer widget and set columns | |
3174 | rows to what we had before detaching the tool bar. */ | |
be786000 | 3175 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3176 | } |
3177 | } | |
3178 | ||
3179 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3180 | It is used for displaying and hiding the help text. | |
3181 | W is the tool bar item, a button. | |
3182 | EVENT is either an enter event or leave event. | |
3183 | CLIENT_DATA is an integer that is the index of the button in the | |
3184 | tool bar. 0 is the first button. | |
3185 | ||
3186 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3187 | |
f392e843 JD |
3188 | static gboolean |
3189 | xg_tool_bar_help_callback (w, event, client_data) | |
3190 | GtkWidget *w; | |
3191 | GdkEventCrossing *event; | |
3192 | gpointer client_data; | |
3193 | { | |
3194 | int idx = (int)client_data; | |
3195 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); | |
3196 | Lisp_Object help, frame; | |
3197 | ||
3198 | if (! GTK_IS_BUTTON (w)) | |
3199 | { | |
3200 | return FALSE; | |
3201 | } | |
3202 | ||
3203 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
d9301435 | 3204 | return FALSE; |
f392e843 JD |
3205 | |
3206 | if (event->type == GDK_ENTER_NOTIFY) | |
3207 | { | |
3208 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3209 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3210 | ||
3211 | if (NILP (help)) | |
3212 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3213 | } | |
3214 | else | |
3215 | help = Qnil; | |
3216 | ||
3217 | XSETFRAME (frame, f); | |
3218 | kbd_buffer_store_help_event (frame, help); | |
3219 | ||
3220 | return FALSE; | |
3221 | } | |
3222 | ||
3223 | ||
f098b121 JD |
3224 | /* This callback is called when a tool bar item shall be redrawn. |
3225 | It modifies the expose event so that the GtkImage widget redraws the | |
3226 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3227 | in the wrong place when it tries to redraw just a part of the image. | |
3228 | W is the GtkImage to be redrawn. | |
3229 | EVENT is the expose event for W. | |
3230 | CLIENT_DATA is unused. | |
3231 | ||
3232 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3233 | |
f098b121 | 3234 | static gboolean |
3a8a22fc | 3235 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3236 | GtkWidget *w; |
3237 | GdkEventExpose *event; | |
3238 | gpointer client_data; | |
3239 | { | |
b676f356 JD |
3240 | gint width, height; |
3241 | ||
3242 | gdk_drawable_get_size (event->window, &width, &height); | |
3243 | ||
3244 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3245 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3246 | ||
810f2256 JD |
3247 | event->area.x = max (0, event->area.x); |
3248 | event->area.y = max (0, event->area.y); | |
b676f356 JD |
3249 | |
3250 | event->area.width = max (width, event->area.width); | |
3251 | event->area.height = max (height, event->area.height); | |
3252 | ||
f098b121 JD |
3253 | return FALSE; |
3254 | } | |
3255 | ||
3a8a22fc JD |
3256 | /* This callback is called when a tool bar shall be redrawn. |
3257 | We need to update the tool bar from here in case the image cache | |
3258 | has deleted the pixmaps used in the tool bar. | |
3259 | W is the GtkToolbar to be redrawn. | |
3260 | EVENT is the expose event for W. | |
3261 | CLIENT_DATA is pointing to the frame for this tool bar. | |
3262 | ||
3263 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3264 | |
3a8a22fc JD |
3265 | static gboolean |
3266 | xg_tool_bar_expose_callback (w, event, client_data) | |
3267 | GtkWidget *w; | |
3268 | GdkEventExpose *event; | |
3269 | gpointer client_data; | |
3270 | { | |
810f2256 | 3271 | update_frame_tool_bar ((FRAME_PTR) client_data); |
3a8a22fc JD |
3272 | return FALSE; |
3273 | } | |
3274 | ||
71bacd48 JD |
3275 | /* Create a tool bar for frame F. */ |
3276 | ||
f392e843 JD |
3277 | static void |
3278 | xg_create_tool_bar (f) | |
3279 | FRAME_PTR f; | |
3280 | { | |
3281 | struct x_output *x = f->output_data.x; | |
3282 | GtkRequisition req; | |
3283 | int vbox_pos = x->menubar_widget ? 1 : 0; | |
3284 | ||
3285 | x->toolbar_widget = gtk_toolbar_new (); | |
3286 | x->handlebox_widget = gtk_handle_box_new (); | |
3287 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), | |
3288 | x->toolbar_widget); | |
177c0ea7 | 3289 | |
f392e843 JD |
3290 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3291 | FALSE, FALSE, 0); | |
177c0ea7 | 3292 | |
f392e843 JD |
3293 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3294 | vbox_pos); | |
3295 | ||
f098b121 JD |
3296 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3297 | ||
3298 | /* We only have icons, so override any user setting. We could | |
3299 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3300 | below), but some of those strings are long, making the toolbar so | |
3301 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3302 | item equal size, so the longest caption determine the size of every | |
3303 | tool bar item. I think the creators of the GtkToolbar widget | |
3304 | counted on 4 or 5 character long strings. */ | |
3305 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3306 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3307 | GTK_ORIENTATION_HORIZONTAL); | |
3308 | ||
f392e843 JD |
3309 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3310 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3311 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3312 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
3a8a22fc JD |
3313 | g_signal_connect (G_OBJECT (x->toolbar_widget), |
3314 | "expose-event", | |
3315 | G_CALLBACK (xg_tool_bar_expose_callback), | |
3316 | f); | |
f392e843 JD |
3317 | |
3318 | gtk_widget_show_all (x->handlebox_widget); | |
3319 | ||
3320 | gtk_widget_size_request (x->toolbar_widget, &req); | |
3321 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
177c0ea7 | 3322 | |
f392e843 JD |
3323 | /* The height has changed, resize outer widget and set columns |
3324 | rows to what we had before adding the tool bar. */ | |
be786000 | 3325 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 3326 | |
f392e843 JD |
3327 | SET_FRAME_GARBAGED (f); |
3328 | } | |
3329 | ||
71bacd48 JD |
3330 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3331 | ||
f392e843 JD |
3332 | void |
3333 | update_frame_tool_bar (f) | |
3334 | FRAME_PTR f; | |
3335 | { | |
3336 | int i; | |
3337 | GtkRequisition old_req, new_req; | |
3338 | GList *icon_list; | |
49853a4d | 3339 | GList *iter; |
f392e843 JD |
3340 | struct x_output *x = f->output_data.x; |
3341 | ||
3342 | if (! FRAME_GTK_WIDGET (f)) | |
3343 | return; | |
3344 | ||
3345 | BLOCK_INPUT; | |
177c0ea7 | 3346 | |
f392e843 JD |
3347 | if (! x->toolbar_widget) |
3348 | xg_create_tool_bar (f); | |
3349 | ||
3350 | gtk_widget_size_request (x->toolbar_widget, &old_req); | |
3351 | ||
3352 | icon_list = gtk_container_get_children (GTK_CONTAINER (x->toolbar_widget)); | |
49853a4d | 3353 | iter = icon_list; |
177c0ea7 | 3354 | |
f392e843 JD |
3355 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3356 | { | |
3357 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) | |
3358 | ||
3359 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); | |
3360 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3361 | int idx; | |
3362 | int img_id; | |
3363 | struct image *img; | |
3364 | Lisp_Object image; | |
49853a4d | 3365 | GtkWidget *wicon = iter ? GTK_WIDGET (iter->data) : 0; |
26b74a0b | 3366 | |
49853a4d | 3367 | if (iter) iter = g_list_next (iter); |
f392e843 JD |
3368 | |
3369 | /* If image is a vector, choose the image according to the | |
3370 | button state. */ | |
3371 | image = PROP (TOOL_BAR_ITEM_IMAGES); | |
3372 | if (VECTORP (image)) | |
3373 | { | |
3374 | if (enabled_p) | |
3375 | idx = (selected_p | |
3376 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3377 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3378 | else | |
3379 | idx = (selected_p | |
3380 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
3381 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
3382 | ||
3383 | xassert (ASIZE (image) >= idx); | |
3384 | image = AREF (image, idx); | |
3385 | } | |
3386 | else | |
3387 | idx = -1; | |
3388 | ||
3389 | /* Ignore invalid image specifications. */ | |
3390 | if (!valid_image_p (image)) | |
3391 | { | |
3392 | if (wicon) gtk_widget_hide (wicon); | |
3393 | continue; | |
3394 | } | |
3395 | ||
3396 | img_id = lookup_image (f, image); | |
3397 | img = IMAGE_FROM_ID (f, img_id); | |
1d1885fc | 3398 | prepare_image_for_display (f, img); |
f392e843 | 3399 | |
1d1885fc JD |
3400 | if (img->load_failed_p || img->pixmap == None) |
3401 | { | |
3402 | if (wicon) gtk_widget_hide (wicon); | |
3403 | continue; | |
3404 | } | |
177c0ea7 | 3405 | |
f392e843 JD |
3406 | if (! wicon) |
3407 | { | |
5b166323 | 3408 | GtkWidget *w = xg_get_image_for_pixmap (f, img, x->widget, NULL); |
f392e843 | 3409 | |
f392e843 JD |
3410 | gtk_toolbar_append_item (GTK_TOOLBAR (x->toolbar_widget), |
3411 | 0, 0, 0, | |
3412 | w, | |
3413 | GTK_SIGNAL_FUNC (xg_tool_bar_callback), | |
3414 | (gpointer)i); | |
177c0ea7 | 3415 | |
f392e843 JD |
3416 | /* Save the image so we can see if an update is needed when |
3417 | this function is called again. */ | |
3418 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3419 | (gpointer)img->pixmap); |
f392e843 | 3420 | |
f098b121 | 3421 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 3422 | comment for xg_tool_bar_item_expose_callback. */ |
f098b121 JD |
3423 | g_signal_connect (G_OBJECT (w), |
3424 | "expose-event", | |
3a8a22fc | 3425 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
3426 | 0); |
3427 | ||
f392e843 JD |
3428 | /* We must set sensitive on the button that is the parent |
3429 | of the GtkImage parent. Go upwards until we find the button. */ | |
3430 | while (! GTK_IS_BUTTON (w)) | |
3431 | w = gtk_widget_get_parent (w); | |
177c0ea7 | 3432 | |
f392e843 JD |
3433 | if (w) |
3434 | { | |
3435 | /* Save the frame in the button so the xg_tool_bar_callback | |
3436 | can get at it. */ | |
3437 | g_object_set_data (G_OBJECT (w), XG_FRAME_DATA, (gpointer)f); | |
3438 | gtk_widget_set_sensitive (w, enabled_p); | |
3439 | ||
3440 | /* Use enter/leave notify to show help. We use the events | |
3441 | rather than the GtkButton specific signals "enter" and | |
3442 | "leave", so we can have only one callback. The event | |
3443 | will tell us what kind of event it is. */ | |
3444 | g_signal_connect (G_OBJECT (w), | |
3445 | "enter-notify-event", | |
3446 | G_CALLBACK (xg_tool_bar_help_callback), | |
3447 | (gpointer)i); | |
3448 | g_signal_connect (G_OBJECT (w), | |
3449 | "leave-notify-event", | |
3450 | G_CALLBACK (xg_tool_bar_help_callback), | |
3451 | (gpointer)i); | |
3452 | } | |
3453 | } | |
3454 | else | |
3455 | { | |
3456 | /* The child of the tool bar is a button. Inside that button | |
3457 | is a vbox. Inside that vbox is the GtkImage. */ | |
3458 | GtkWidget *wvbox = gtk_bin_get_child (GTK_BIN (wicon)); | |
49853a4d JD |
3459 | GList *chlist = gtk_container_get_children (GTK_CONTAINER (wvbox)); |
3460 | GtkImage *wimage = GTK_IMAGE (chlist->data); | |
26b74a0b JD |
3461 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
3462 | XG_TOOL_BAR_IMAGE_DATA); | |
49853a4d | 3463 | g_list_free (chlist); |
f392e843 | 3464 | |
26b74a0b | 3465 | if (old_img != img->pixmap) |
5b166323 | 3466 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); |
f392e843 JD |
3467 | |
3468 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3469 | (gpointer)img->pixmap); |
f392e843 JD |
3470 | |
3471 | gtk_widget_set_sensitive (wicon, enabled_p); | |
3472 | gtk_widget_show (wicon); | |
3473 | } | |
177c0ea7 | 3474 | |
f392e843 JD |
3475 | #undef PROP |
3476 | } | |
3477 | ||
3478 | /* Remove buttons not longer needed. We just hide them so they | |
3479 | can be reused later on. */ | |
49853a4d | 3480 | while (iter) |
f392e843 | 3481 | { |
49853a4d | 3482 | GtkWidget *w = GTK_WIDGET (iter->data); |
f392e843 | 3483 | gtk_widget_hide (w); |
49853a4d | 3484 | iter = g_list_next (iter); |
f392e843 JD |
3485 | } |
3486 | ||
3487 | gtk_widget_size_request (x->toolbar_widget, &new_req); | |
3488 | if (old_req.height != new_req.height) | |
3489 | { | |
3490 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
be786000 | 3491 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3492 | } |
3493 | ||
49853a4d JD |
3494 | if (icon_list) g_list_free (icon_list); |
3495 | ||
f392e843 JD |
3496 | UNBLOCK_INPUT; |
3497 | } | |
3498 | ||
71bacd48 JD |
3499 | /* Deallocate all resources for the tool bar on frame F. |
3500 | Remove the tool bar. */ | |
3501 | ||
f392e843 JD |
3502 | void |
3503 | free_frame_tool_bar (f) | |
3504 | FRAME_PTR f; | |
3505 | { | |
3506 | struct x_output *x = f->output_data.x; | |
3507 | ||
3508 | if (x->toolbar_widget) | |
3509 | { | |
f392e843 JD |
3510 | BLOCK_INPUT; |
3511 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
3512 | x->handlebox_widget); | |
3513 | x->toolbar_widget = 0; | |
3514 | x->handlebox_widget = 0; | |
3515 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
3516 | ||
3517 | /* The height has changed, resize outer widget and set columns | |
3518 | rows to what we had before removing the tool bar. */ | |
be786000 | 3519 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3520 | |
3521 | SET_FRAME_GARBAGED (f); | |
3522 | UNBLOCK_INPUT; | |
3523 | } | |
3524 | } | |
3525 | ||
3526 | ||
3527 | \f | |
3528 | /*********************************************************************** | |
3529 | Initializing | |
3530 | ***********************************************************************/ | |
3531 | void | |
3532 | xg_initialize () | |
3533 | { | |
3534 | xg_ignore_gtk_scrollbar = 0; | |
da18b5ac | 3535 | xg_detached_menus = 0; |
f392e843 JD |
3536 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
3537 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
3538 | ||
81e302ef JD |
3539 | id_to_widget.max_size = id_to_widget.used = 0; |
3540 | id_to_widget.widgets = 0; | |
3541 | ||
f392e843 JD |
3542 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
3543 | bindings. It doesn't seem to be any way to remove properties, | |
3544 | so we set it to VoidSymbol which in X means "no key". */ | |
3545 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3546 | "gtk-menu-bar-accel", | |
3547 | "VoidSymbol", | |
3548 | EMACS_CLASS); | |
81e302ef JD |
3549 | |
3550 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
3551 | Emacs after all. */ | |
3552 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3553 | "gtk-key-theme-name", | |
3554 | "Emacs", | |
3555 | EMACS_CLASS); | |
f392e843 JD |
3556 | } |
3557 | ||
3558 | #endif /* USE_GTK */ | |
ab5796a9 MB |
3559 | |
3560 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
3561 | (do not change this comment) */ |