Commit | Line | Data |
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f392e843 | 1 | /* Functions for creating and updating GTK widgets. |
0b5538bd | 2 | Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. |
f392e843 JD |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
4fc5845f LK |
18 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
19 | Boston, MA 02110-1301, USA. */ | |
f392e843 JD |
20 | |
21 | #include "config.h" | |
22 | ||
23 | #ifdef USE_GTK | |
e8794476 | 24 | #include <string.h> |
aa477689 | 25 | #include <signal.h> |
e8794476 | 26 | #include <stdio.h> |
f392e843 JD |
27 | #include "lisp.h" |
28 | #include "xterm.h" | |
29 | #include "blockinput.h" | |
aa477689 | 30 | #include "syssignal.h" |
f392e843 JD |
31 | #include "window.h" |
32 | #include "atimer.h" | |
33 | #include "gtkutil.h" | |
34 | #include "termhooks.h" | |
5b07197a DL |
35 | #include "keyboard.h" |
36 | #include "charset.h" | |
37 | #include "coding.h" | |
f392e843 JD |
38 | #include <gdk/gdkkeysyms.h> |
39 | ||
810f2256 | 40 | |
f392e843 | 41 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 42 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 43 | |
810f2256 JD |
44 | \f |
45 | /*********************************************************************** | |
46 | Display handling functions | |
47 | ***********************************************************************/ | |
48 | ||
49 | #ifdef HAVE_GTK_MULTIDISPLAY | |
50 | ||
51 | /* Return the GdkDisplay that corresponds to the X display DPY. */ | |
71bacd48 | 52 | |
810f2256 JD |
53 | static GdkDisplay * |
54 | xg_get_gdk_display (dpy) | |
55 | Display *dpy; | |
56 | { | |
57 | return gdk_x11_lookup_xdisplay (dpy); | |
58 | } | |
59 | ||
60 | /* When the GTK widget W is to be created on a display for F that | |
61 | is not the default display, set the display for W. | |
62 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 63 | |
810f2256 JD |
64 | static void |
65 | xg_set_screen (w, f) | |
66 | GtkWidget *w; | |
67 | FRAME_PTR f; | |
68 | { | |
69 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
70 | { | |
71 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
72 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
73 | ||
74 | if (GTK_IS_MENU (w)) | |
75 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
76 | else | |
77 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
78 | } | |
79 | } | |
80 | ||
81 | ||
82 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
83 | ||
84 | /* Make some defines so we can use the GTK 2.2 functions when | |
85 | compiling with GTK 2.0. */ | |
71bacd48 | 86 | |
810f2256 JD |
87 | #define xg_set_screen(w, f) |
88 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
89 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
90 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
91 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
92 | #define GdkDisplay void | |
93 | ||
94 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
95 | ||
96 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
97 | *DPY is set to NULL if the display can't be opened. | |
98 | ||
99 | Returns non-zero if display could be opened, zero if display could not | |
100 | be opened, and less than zero if the GTK version doesn't support | |
101 | multipe displays. */ | |
71bacd48 | 102 | |
810f2256 JD |
103 | int |
104 | xg_display_open (display_name, dpy) | |
105 | char *display_name; | |
106 | Display **dpy; | |
107 | { | |
108 | #ifdef HAVE_GTK_MULTIDISPLAY | |
109 | GdkDisplay *gdpy; | |
110 | ||
111 | gdpy = gdk_display_open (display_name); | |
112 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; | |
113 | ||
114 | return gdpy != NULL; | |
115 | ||
116 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
117 | ||
118 | return -1; | |
119 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
120 | } | |
121 | ||
122 | ||
71bacd48 JD |
123 | /* Close display DPY. */ |
124 | ||
810f2256 JD |
125 | void |
126 | xg_display_close (Display *dpy) | |
127 | { | |
128 | #ifdef HAVE_GTK_MULTIDISPLAY | |
129 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
130 | ||
131 | /* GTK 2.2 has a bug that makes gdk_display_close crash (bug | |
132 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way | |
133 | we can continue running, but there will be memory leaks. */ | |
134 | ||
135 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 4 | |
136 | ||
137 | /* If this is the default display, we must change it before calling | |
138 | dispose, otherwise it will crash. */ | |
139 | if (gdk_display_get_default () == gdpy) | |
140 | { | |
141 | struct x_display_info *dpyinfo; | |
142 | Display *new_dpy = 0; | |
143 | GdkDisplay *gdpy_new; | |
144 | ||
145 | /* Find another display. */ | |
146 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
147 | if (dpyinfo->display != dpy) | |
148 | { | |
149 | new_dpy = dpyinfo->display; | |
150 | break; | |
151 | } | |
152 | ||
153 | if (! new_dpy) return; /* Emacs will exit anyway. */ | |
154 | ||
155 | gdpy_new = gdk_x11_lookup_xdisplay (new_dpy); | |
156 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
157 | gdpy_new); | |
158 | } | |
159 | ||
160 | g_object_run_dispose (G_OBJECT (gdpy)); | |
161 | ||
162 | #else | |
163 | /* I hope this will be fixed in GTK 2.4. It is what bug 85715 says. */ | |
164 | gdk_display_close (gdpy); | |
165 | #endif | |
166 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
167 | } | |
cea9be54 | 168 | |
f392e843 JD |
169 | \f |
170 | /*********************************************************************** | |
171 | Utility functions | |
172 | ***********************************************************************/ | |
173 | /* The timer for scroll bar repetition and menu bar timeouts. | |
174 | NULL if no timer is started. */ | |
175 | static struct atimer *xg_timer; | |
176 | ||
f392e843 JD |
177 | |
178 | /* The next two variables and functions are taken from lwlib. */ | |
179 | static widget_value *widget_value_free_list; | |
180 | static int malloc_cpt; | |
181 | ||
182 | /* Allocate a widget_value structure, either by taking one from the | |
183 | widget_value_free_list or by malloc:ing a new one. | |
184 | ||
185 | Return a pointer to the allocated structure. */ | |
71bacd48 | 186 | |
f392e843 JD |
187 | widget_value * |
188 | malloc_widget_value () | |
189 | { | |
190 | widget_value *wv; | |
191 | if (widget_value_free_list) | |
192 | { | |
193 | wv = widget_value_free_list; | |
194 | widget_value_free_list = wv->free_list; | |
195 | wv->free_list = 0; | |
196 | } | |
197 | else | |
198 | { | |
199 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
200 | malloc_cpt++; | |
201 | } | |
202 | memset (wv, 0, sizeof (widget_value)); | |
203 | return wv; | |
204 | } | |
205 | ||
206 | /* This is analogous to free. It frees only what was allocated | |
207 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 208 | |
f392e843 JD |
209 | void |
210 | free_widget_value (wv) | |
211 | widget_value *wv; | |
212 | { | |
213 | if (wv->free_list) | |
214 | abort (); | |
215 | ||
216 | if (malloc_cpt > 25) | |
217 | { | |
218 | /* When the number of already allocated cells is too big, | |
219 | We free it. */ | |
220 | free (wv); | |
221 | malloc_cpt--; | |
222 | } | |
223 | else | |
224 | { | |
225 | wv->free_list = widget_value_free_list; | |
226 | widget_value_free_list = wv; | |
227 | } | |
228 | } | |
229 | ||
f392e843 | 230 | |
810f2256 JD |
231 | /* Create and return the cursor to be used for popup menus and |
232 | scroll bars on display DPY. */ | |
71bacd48 | 233 | |
810f2256 JD |
234 | GdkCursor * |
235 | xg_create_default_cursor (dpy) | |
236 | Display *dpy; | |
237 | { | |
238 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
239 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
240 | } | |
241 | ||
5695f1b4 JD |
242 | /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel. */ |
243 | ||
244 | GdkPixbuf * | |
245 | xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap) | |
246 | GdkPixmap *gpix; | |
247 | GdkPixmap *gmask; | |
248 | GdkColormap *cmap; | |
249 | { | |
250 | int x, y, width, height, rowstride, mask_rowstride; | |
251 | GdkPixbuf *icon_buf, *tmp_buf; | |
252 | guchar *pixels; | |
253 | guchar *mask_pixels; | |
254 | ||
255 | gdk_drawable_get_size (gpix, &width, &height); | |
256 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, gpix, cmap, | |
257 | 0, 0, 0, 0, width, height); | |
258 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
259 | g_object_unref (G_OBJECT (tmp_buf)); | |
260 | ||
261 | if (gmask) | |
262 | { | |
263 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
264 | gmask, | |
265 | NULL, | |
266 | 0, 0, 0, 0, | |
267 | width, height); | |
268 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
269 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
270 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
271 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
272 | int y; | |
273 | ||
274 | for (y = 0; y < height; ++y) | |
275 | { | |
276 | guchar *iconptr, *maskptr; | |
277 | int x; | |
278 | ||
279 | iconptr = pixels + y * rowstride; | |
280 | maskptr = mask_pixels + y * mask_rowstride; | |
281 | ||
282 | for (x = 0; x < width; ++x) | |
283 | { | |
284 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
285 | just R is sufficient. */ | |
286 | if (maskptr[0] == 0) | |
287 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
288 | ||
289 | iconptr += rowstride/width; | |
290 | maskptr += mask_rowstride/width; | |
291 | } | |
292 | } | |
293 | ||
294 | g_object_unref (G_OBJECT (mask_buf)); | |
295 | } | |
296 | ||
297 | return icon_buf; | |
298 | } | |
299 | ||
5b166323 JD |
300 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
301 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
302 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
303 | will look bad. For display with more than 8 planes we just use the | |
304 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
305 | able to use external pixmaps, it looks bad whatever we do. | |
306 | The image is defined on the display where frame F is. | |
307 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
308 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
309 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 310 | |
5b166323 JD |
311 | static GtkWidget * |
312 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
313 | FRAME_PTR f; |
314 | struct image *img; | |
5b166323 JD |
315 | GtkWidget *widget; |
316 | GtkImage *old_widget; | |
810f2256 | 317 | { |
5b166323 JD |
318 | GdkPixmap *gpix; |
319 | GdkPixmap *gmask; | |
03ecb80f JD |
320 | GdkDisplay *gdpy; |
321 | ||
322 | /* If we are on a one bit display, let GTK do all the image handling. | |
323 | This seems to be the only way to make insensitive and activated icons | |
324 | look good. */ | |
325 | if (x_screen_planes (f) == 1) | |
326 | { | |
327 | Lisp_Object specified_file = Qnil; | |
328 | Lisp_Object tail; | |
329 | extern Lisp_Object QCfile; | |
330 | ||
331 | for (tail = XCDR (img->spec); | |
332 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
333 | tail = XCDR (XCDR (tail))) | |
334 | if (EQ (XCAR (tail), QCfile)) | |
335 | specified_file = XCAR (XCDR (tail)); | |
336 | ||
337 | if (STRINGP (specified_file)) | |
338 | { | |
339 | ||
340 | Lisp_Object file = Qnil; | |
341 | struct gcpro gcpro1; | |
342 | GCPRO1 (file); | |
343 | ||
344 | file = x_find_image_file (specified_file); | |
345 | /* We already loaded the image once before calling this | |
346 | function, so this should not fail. */ | |
347 | xassert (STRINGP (file) != 0); | |
348 | ||
349 | if (! old_widget) | |
350 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SDATA (file))); | |
351 | else | |
352 | gtk_image_set_from_file (old_widget, SDATA (file)); | |
353 | ||
354 | UNGCPRO; | |
355 | return GTK_WIDGET (old_widget); | |
356 | } | |
357 | } | |
810f2256 | 358 | |
03ecb80f | 359 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
360 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
361 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
362 | ||
363 | if (x_screen_planes (f) > 8 || x_screen_planes (f) == 1) | |
364 | { | |
365 | if (! old_widget) | |
366 | old_widget = GTK_IMAGE (gtk_image_new_from_pixmap (gpix, gmask)); | |
367 | else | |
368 | gtk_image_set_from_pixmap (old_widget, gpix, gmask); | |
369 | } | |
370 | else | |
371 | { | |
5695f1b4 | 372 | |
03ecb80f JD |
373 | /* This is a workaround to make icons look good on pseudo color |
374 | displays. Apparently GTK expects the images to have an alpha | |
375 | channel. If they don't, insensitive and activated icons will | |
376 | look bad. This workaround does not work on monochrome displays, | |
377 | and is not needed on true color/static color displays (i.e. | |
378 | 16 bits and higher). */ | |
5695f1b4 JD |
379 | GdkColormap *cmap = gtk_widget_get_colormap (widget); |
380 | GdkPixbuf *icon_buf = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap); | |
5b166323 | 381 | |
5b166323 JD |
382 | if (! old_widget) |
383 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
384 | else | |
385 | gtk_image_set_from_pixbuf (old_widget, icon_buf); | |
386 | ||
387 | g_object_unref (G_OBJECT (icon_buf)); | |
388 | } | |
389 | ||
74cdfe05 JD |
390 | g_object_unref (G_OBJECT (gpix)); |
391 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
392 | ||
5b166323 | 393 | return GTK_WIDGET (old_widget); |
810f2256 JD |
394 | } |
395 | ||
396 | ||
397 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
398 | for scroll bars and menu because they create widgets internally, | |
399 | and it is those widgets that are visible. */ | |
71bacd48 | 400 | |
810f2256 | 401 | static void |
f392e843 JD |
402 | xg_set_cursor (w, cursor) |
403 | GtkWidget *w; | |
810f2256 | 404 | GdkCursor *cursor; |
f392e843 JD |
405 | { |
406 | GList *children = gdk_window_peek_children (w->window); | |
407 | ||
810f2256 | 408 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
409 | |
410 | /* The scroll bar widget has more than one GDK window (had to look at | |
411 | the source to figure this out), and there is no way to set cursor | |
412 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
413 | Ditto for menus. */ | |
414 | ||
415 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 416 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
417 | } |
418 | ||
419 | /* Timer function called when a timeout occurs for xg_timer. | |
420 | This function processes all GTK events in a recursive event loop. | |
421 | This is done because GTK timer events are not seen by Emacs event | |
422 | detection, Emacs only looks for X events. When a scroll bar has the | |
423 | pointer (detected by button press/release events below) an Emacs | |
424 | timer is started, and this function can then check if the GTK timer | |
425 | has expired by calling the GTK event loop. | |
426 | Also, when a menu is active, it has a small timeout before it | |
427 | pops down the sub menu under it. */ | |
71bacd48 | 428 | |
f392e843 JD |
429 | static void |
430 | xg_process_timeouts (timer) | |
431 | struct atimer *timer; | |
432 | { | |
433 | BLOCK_INPUT; | |
434 | /* Ideally we would like to just handle timer events, like the Xt version | |
435 | of this does in xterm.c, but there is no such feature in GTK. */ | |
436 | while (gtk_events_pending ()) | |
437 | gtk_main_iteration (); | |
438 | UNBLOCK_INPUT; | |
439 | } | |
440 | ||
441 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
442 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 443 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 444 | |
f392e843 JD |
445 | static void |
446 | xg_start_timer () | |
447 | { | |
448 | if (! xg_timer) | |
449 | { | |
450 | EMACS_TIME interval; | |
451 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
452 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
453 | interval, | |
454 | xg_process_timeouts, | |
455 | 0); | |
456 | } | |
457 | } | |
458 | ||
459 | /* Stop the xg_timer if started. */ | |
71bacd48 | 460 | |
f392e843 JD |
461 | static void |
462 | xg_stop_timer () | |
463 | { | |
464 | if (xg_timer) | |
465 | { | |
466 | cancel_atimer (xg_timer); | |
467 | xg_timer = 0; | |
468 | } | |
469 | } | |
470 | ||
471 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 472 | |
f392e843 JD |
473 | static void |
474 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
475 | { | |
476 | xg_list_node *list_start = list->next; | |
177c0ea7 | 477 | |
f392e843 JD |
478 | if (list_start) list_start->prev = node; |
479 | node->next = list_start; | |
480 | node->prev = 0; | |
481 | list->next = node; | |
482 | } | |
483 | ||
484 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 485 | |
f392e843 JD |
486 | static void |
487 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
488 | { | |
489 | xg_list_node *list_start = list->next; | |
490 | if (node == list_start) | |
491 | { | |
492 | list->next = node->next; | |
493 | if (list->next) list->next->prev = 0; | |
494 | } | |
495 | else | |
496 | { | |
497 | node->prev->next = node->next; | |
498 | if (node->next) node->next->prev = node->prev; | |
499 | } | |
500 | } | |
501 | ||
502 | /* Allocate and return a utf8 version of STR. If STR is already | |
503 | utf8 or NULL, just return STR. | |
504 | If not, a new string is allocated and the caller must free the result | |
505 | with g_free. */ | |
71bacd48 | 506 | |
f392e843 JD |
507 | static char * |
508 | get_utf8_string (str) | |
509 | char *str; | |
510 | { | |
511 | char *utf8_str = str; | |
177c0ea7 | 512 | |
f392e843 JD |
513 | /* If not UTF-8, try current locale. */ |
514 | if (str && !g_utf8_validate (str, -1, NULL)) | |
515 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); | |
516 | ||
517 | return utf8_str; | |
518 | } | |
519 | ||
520 | ||
521 | \f | |
522 | /*********************************************************************** | |
523 | General functions for creating widgets, resizing, events, e.t.c. | |
524 | ***********************************************************************/ | |
525 | ||
526 | /* Make a geometry string and pass that to GTK. It seems this is the | |
527 | only way to get geometry position right if the user explicitly | |
528 | asked for a position when starting Emacs. | |
529 | F is the frame we shall set geometry for. */ | |
71bacd48 | 530 | |
f392e843 JD |
531 | static void |
532 | xg_set_geometry (f) | |
533 | FRAME_PTR f; | |
534 | { | |
be786000 | 535 | if (f->size_hint_flags & USPosition) |
f392e843 | 536 | { |
be786000 KS |
537 | int left = f->left_pos; |
538 | int xneg = f->size_hint_flags & XNegative; | |
539 | int top = f->top_pos; | |
540 | int yneg = f->size_hint_flags & YNegative; | |
f392e843 | 541 | char geom_str[32]; |
177c0ea7 | 542 | |
f392e843 JD |
543 | if (xneg) |
544 | left = -left; | |
545 | if (yneg) | |
546 | top = -top; | |
547 | ||
548 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
be786000 | 549 | FRAME_PIXEL_WIDTH (f), |
f392e843 JD |
550 | FRAME_TOTAL_PIXEL_HEIGHT (f), |
551 | (xneg ? '-' : '+'), left, | |
552 | (yneg ? '-' : '+'), top); | |
553 | ||
554 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
555 | geom_str)) | |
556 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
557 | } | |
558 | } | |
559 | ||
177c0ea7 | 560 | |
f392e843 JD |
561 | /* Resize the outer window of frame F after chainging the height. |
562 | This happend when the menu bar or the tool bar is added or removed. | |
563 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ | |
71bacd48 | 564 | |
f392e843 JD |
565 | static void |
566 | xg_resize_outer_widget (f, columns, rows) | |
567 | FRAME_PTR f; | |
568 | int columns; | |
569 | int rows; | |
570 | { | |
f392e843 JD |
571 | /* If we are not mapped yet, set geometry once again, as window |
572 | height now have changed. */ | |
573 | if (! GTK_WIDGET_MAPPED (FRAME_GTK_OUTER_WIDGET (f))) | |
574 | xg_set_geometry (f); | |
575 | ||
576 | xg_frame_set_char_size (f, columns, rows); | |
577 | gdk_window_process_all_updates (); | |
578 | } | |
579 | ||
580 | /* Function to handle resize of our widgets. Since Emacs has some layouts | |
581 | that does not fit well with GTK standard containers, we do most layout | |
582 | manually. | |
583 | F is the frame to resize. | |
584 | PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */ | |
71bacd48 | 585 | |
f392e843 JD |
586 | void |
587 | xg_resize_widgets (f, pixelwidth, pixelheight) | |
588 | FRAME_PTR f; | |
589 | int pixelwidth, pixelheight; | |
590 | { | |
591 | int mbheight = FRAME_MENUBAR_HEIGHT (f); | |
592 | int tbheight = FRAME_TOOLBAR_HEIGHT (f); | |
c43923ad | 593 | int rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, (pixelheight |
be786000 KS |
594 | - mbheight - tbheight)); |
595 | int columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); | |
177c0ea7 | 596 | |
f392e843 | 597 | if (FRAME_GTK_WIDGET (f) |
c43923ad | 598 | && (columns != FRAME_COLS (f) |
1755a397 | 599 | || rows != FRAME_LINES (f) |
c43923ad | 600 | || pixelwidth != FRAME_PIXEL_WIDTH (f) |
1755a397 | 601 | || pixelheight != FRAME_PIXEL_HEIGHT (f))) |
f392e843 JD |
602 | { |
603 | struct x_output *x = f->output_data.x; | |
604 | GtkAllocation all; | |
605 | ||
606 | all.y = mbheight + tbheight; | |
607 | all.x = 0; | |
608 | ||
609 | all.width = pixelwidth; | |
610 | all.height = pixelheight - mbheight - tbheight; | |
611 | ||
612 | gtk_widget_size_allocate (x->edit_widget, &all); | |
cea9be54 | 613 | |
f392e843 JD |
614 | change_frame_size (f, rows, columns, 0, 1, 0); |
615 | SET_FRAME_GARBAGED (f); | |
616 | cancel_mouse_face (f); | |
617 | } | |
618 | } | |
619 | ||
620 | ||
621 | /* Update our widget size to be COLS/ROWS characters for frame F. */ | |
71bacd48 | 622 | |
f392e843 JD |
623 | void |
624 | xg_frame_set_char_size (f, cols, rows) | |
625 | FRAME_PTR f; | |
626 | int cols; | |
627 | int rows; | |
628 | { | |
be786000 | 629 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 630 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 631 | int pixelwidth; |
177c0ea7 | 632 | |
f392e843 JD |
633 | /* Take into account the size of the scroll bar. Always use the |
634 | number of columns occupied by the scroll bar here otherwise we | |
635 | might end up with a frame width that is not a multiple of the | |
636 | frame's character width which is bad for vertically split | |
637 | windows. */ | |
be786000 KS |
638 | f->scroll_bar_actual_width |
639 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 640 | |
055d3c98 | 641 | compute_fringe_widths (f, 0); |
f392e843 | 642 | |
be786000 | 643 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 644 | after calculating that value. */ |
be786000 | 645 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 646 | |
f392e843 JD |
647 | /* Must resize our top level widget. Font size may have changed, |
648 | but not rows/cols. */ | |
649 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
650 | pixelwidth, pixelheight); | |
651 | xg_resize_widgets (f, pixelwidth, pixelheight); | |
f26fab36 | 652 | x_wm_set_size_hint (f, 0, 0); |
5fd6f727 JD |
653 | SET_FRAME_GARBAGED (f); |
654 | cancel_mouse_face (f); | |
f392e843 JD |
655 | } |
656 | ||
810f2256 | 657 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
658 | Must be done like this, because GtkWidget:s can have "hidden" |
659 | X Window that aren't accessible. | |
660 | ||
661 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 662 | |
f392e843 | 663 | GtkWidget * |
810f2256 JD |
664 | xg_win_to_widget (dpy, wdesc) |
665 | Display *dpy; | |
f392e843 JD |
666 | Window wdesc; |
667 | { | |
668 | gpointer gdkwin; | |
669 | GtkWidget *gwdesc = 0; | |
670 | ||
671 | BLOCK_INPUT; | |
810f2256 JD |
672 | |
673 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
674 | wdesc); | |
f392e843 JD |
675 | if (gdkwin) |
676 | { | |
677 | GdkEvent event; | |
678 | event.any.window = gdkwin; | |
679 | gwdesc = gtk_get_event_widget (&event); | |
680 | } | |
177c0ea7 | 681 | |
f392e843 JD |
682 | UNBLOCK_INPUT; |
683 | return gwdesc; | |
684 | } | |
685 | ||
686 | /* Fill in the GdkColor C so that it represents PIXEL. | |
687 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 688 | |
f392e843 JD |
689 | static void |
690 | xg_pix_to_gcolor (w, pixel, c) | |
691 | GtkWidget *w; | |
692 | unsigned long pixel; | |
693 | GdkColor *c; | |
694 | { | |
695 | GdkColormap *map = gtk_widget_get_colormap (w); | |
696 | gdk_colormap_query_color (map, pixel, c); | |
697 | } | |
698 | ||
699 | /* Create and set up the GTK widgets for frame F. | |
700 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 701 | |
f392e843 JD |
702 | int |
703 | xg_create_frame_widgets (f) | |
704 | FRAME_PTR f; | |
705 | { | |
706 | GtkWidget *wtop; | |
707 | GtkWidget *wvbox; | |
708 | GtkWidget *wfixed; | |
709 | GdkColor bg; | |
710 | GtkRcStyle *style; | |
711 | int i; | |
712 | char *title = 0; | |
177c0ea7 | 713 | |
f392e843 JD |
714 | BLOCK_INPUT; |
715 | ||
716 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
810f2256 JD |
717 | xg_set_screen (wtop, f); |
718 | ||
f392e843 JD |
719 | wvbox = gtk_vbox_new (FALSE, 0); |
720 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 721 | |
f392e843 JD |
722 | if (! wtop || ! wvbox || ! wfixed) |
723 | { | |
724 | if (wtop) gtk_widget_destroy (wtop); | |
725 | if (wvbox) gtk_widget_destroy (wvbox); | |
726 | if (wfixed) gtk_widget_destroy (wfixed); | |
727 | ||
c43923ad | 728 | UNBLOCK_INPUT; |
f392e843 JD |
729 | return 0; |
730 | } | |
731 | ||
732 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
733 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
734 | gtk_widget_set_name (wvbox, "pane"); | |
735 | gtk_widget_set_name (wfixed, SDATA (Vx_resource_name)); | |
736 | ||
737 | /* If this frame has a title or name, set it in the title bar. */ | |
5b07197a DL |
738 | if (! NILP (f->title)) title = SDATA (ENCODE_UTF_8 (f->title)); |
739 | else if (! NILP (f->name)) title = SDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
740 | |
741 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 742 | |
f392e843 JD |
743 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
744 | FRAME_GTK_WIDGET (f) = wfixed; | |
745 | f->output_data.x->vbox_widget = wvbox; | |
746 | ||
747 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
748 | ||
810f2256 JD |
749 | gtk_widget_set_size_request (wfixed, FRAME_PIXEL_WIDTH (f), |
750 | FRAME_PIXEL_HEIGHT (f)); | |
177c0ea7 | 751 | |
f392e843 JD |
752 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
753 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
754 | ||
755 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
756 | update_frame_tool_bar (f); | |
757 | ||
758 | /* The tool bar is created but first there are no items in it. | |
759 | This causes it to be zero height. Later items are added, but then | |
760 | the frame is already mapped, so there is a "jumping" resize. | |
761 | This makes geometry handling difficult, for example -0-0 will end | |
762 | up in the wrong place as tool bar height has not been taken into account. | |
763 | So we cheat a bit by setting a height that is what it will have | |
764 | later on when tool bar items are added. */ | |
5500be54 | 765 | if (FRAME_EXTERNAL_TOOL_BAR (f) && f->n_tool_bar_items == 0) |
e0910857 | 766 | FRAME_TOOLBAR_HEIGHT (f) = 38; |
177c0ea7 | 767 | |
7863d625 JD |
768 | |
769 | /* We don't want this widget double buffered, because we draw on it | |
770 | with regular X drawing primitives, so from a GTK/GDK point of | |
771 | view, the widget is totally blank. When an expose comes, this | |
772 | will make the widget blank, and then Emacs redraws it. This flickers | |
773 | a lot, so we turn off double buffering. */ | |
f392e843 | 774 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 775 | |
f392e843 JD |
776 | /* GTK documents says use gtk_window_set_resizable. But then a user |
777 | can't shrink the window from its starting size. */ | |
778 | gtk_window_set_policy (GTK_WINDOW (wtop), TRUE, TRUE, TRUE); | |
779 | gtk_window_set_wmclass (GTK_WINDOW (wtop), | |
780 | SDATA (Vx_resource_name), | |
781 | SDATA (Vx_resource_class)); | |
782 | ||
783 | /* Add callback to do nothing on WM_DELETE_WINDOW. The default in | |
784 | GTK is to destroy the widget. We want Emacs to do that instead. */ | |
785 | g_signal_connect (G_OBJECT (wtop), "delete-event", | |
786 | G_CALLBACK (gtk_true), 0); | |
177c0ea7 | 787 | |
f392e843 JD |
788 | /* Convert our geometry parameters into a geometry string |
789 | and specify it. | |
790 | GTK will itself handle calculating the real position this way. */ | |
791 | xg_set_geometry (f); | |
792 | ||
793 | gtk_widget_add_events (wfixed, | |
794 | GDK_POINTER_MOTION_MASK | |
795 | | GDK_EXPOSURE_MASK | |
796 | | GDK_BUTTON_PRESS_MASK | |
797 | | GDK_BUTTON_RELEASE_MASK | |
798 | | GDK_KEY_PRESS_MASK | |
799 | | GDK_ENTER_NOTIFY_MASK | |
800 | | GDK_LEAVE_NOTIFY_MASK | |
801 | | GDK_FOCUS_CHANGE_MASK | |
802 | | GDK_STRUCTURE_MASK | |
803 | | GDK_VISIBILITY_NOTIFY_MASK); | |
804 | ||
805 | /* Must realize the windows so the X window gets created. It is used | |
806 | by callers of this function. */ | |
807 | gtk_widget_realize (wfixed); | |
808 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
809 | ||
810 | /* Since GTK clears its window by filling with the background color, | |
811 | we must keep X and GTK background in sync. */ | |
812 | xg_pix_to_gcolor (wfixed, f->output_data.x->background_pixel, &bg); | |
813 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); | |
814 | ||
815 | /* Also, do not let any background pixmap to be set, this looks very | |
816 | bad as Emacs overwrites the background pixmap with its own idea | |
817 | of background color. */ | |
818 | style = gtk_widget_get_modifier_style (wfixed); | |
819 | ||
820 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
821 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
822 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 823 | |
f392e843 | 824 | /* GTK does not set any border, and they look bad with GTK. */ |
be786000 KS |
825 | f->border_width = 0; |
826 | f->internal_border_width = 0; | |
f392e843 JD |
827 | |
828 | UNBLOCK_INPUT; | |
829 | ||
830 | return 1; | |
831 | } | |
832 | ||
833 | /* Set the normal size hints for the window manager, for frame F. | |
834 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
835 | that the window now has. | |
836 | If USER_POSITION is nonzero, we set the User Position | |
837 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 838 | |
f392e843 JD |
839 | void |
840 | x_wm_set_size_hint (f, flags, user_position) | |
841 | FRAME_PTR f; | |
842 | long flags; | |
843 | int user_position; | |
844 | { | |
845 | if (FRAME_GTK_OUTER_WIDGET (f)) | |
846 | { | |
847 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
848 | to its own defaults. */ | |
849 | GdkGeometry size_hints; | |
850 | gint hint_flags = 0; | |
851 | int base_width, base_height; | |
852 | int min_rows = 0, min_cols = 0; | |
be786000 | 853 | int win_gravity = f->win_gravity; |
177c0ea7 | 854 | |
f392e843 JD |
855 | if (flags) |
856 | { | |
857 | memset (&size_hints, 0, sizeof (size_hints)); | |
858 | f->output_data.x->size_hints = size_hints; | |
859 | f->output_data.x->hint_flags = hint_flags; | |
860 | } | |
861 | else | |
be786000 | 862 | flags = f->size_hint_flags; |
177c0ea7 | 863 | |
f392e843 JD |
864 | size_hints = f->output_data.x->size_hints; |
865 | hint_flags = f->output_data.x->hint_flags; | |
866 | ||
867 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
be786000 KS |
868 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); |
869 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
f392e843 JD |
870 | |
871 | hint_flags |= GDK_HINT_BASE_SIZE; | |
be786000 KS |
872 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); |
873 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
f392e843 JD |
874 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
875 | ||
876 | check_frame_size (f, &min_rows, &min_cols); | |
877 | ||
878 | size_hints.base_width = base_width; | |
879 | size_hints.base_height = base_height; | |
880 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
881 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
882 | ||
177c0ea7 | 883 | |
f392e843 JD |
884 | /* These currently have a one to one mapping with the X values, but I |
885 | don't think we should rely on that. */ | |
886 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
887 | size_hints.win_gravity = 0; | |
888 | if (win_gravity == NorthWestGravity) | |
889 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
890 | else if (win_gravity == NorthGravity) | |
891 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
892 | else if (win_gravity == NorthEastGravity) | |
893 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
894 | else if (win_gravity == WestGravity) | |
895 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
896 | else if (win_gravity == CenterGravity) | |
897 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
898 | else if (win_gravity == EastGravity) | |
899 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
900 | else if (win_gravity == SouthWestGravity) | |
901 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
902 | else if (win_gravity == SouthGravity) | |
903 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
904 | else if (win_gravity == SouthEastGravity) | |
905 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
906 | else if (win_gravity == StaticGravity) | |
907 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
908 | ||
909 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
910 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
911 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
912 | ||
913 | if (user_position) | |
914 | { | |
915 | hint_flags &= ~GDK_HINT_POS; | |
916 | hint_flags |= GDK_HINT_USER_POS; | |
917 | } | |
918 | ||
919 | BLOCK_INPUT; | |
920 | ||
921 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
922 | FRAME_GTK_OUTER_WIDGET (f), | |
923 | &size_hints, | |
924 | hint_flags); | |
925 | ||
926 | f->output_data.x->size_hints = size_hints; | |
927 | f->output_data.x->hint_flags = hint_flags; | |
928 | UNBLOCK_INPUT; | |
929 | } | |
930 | } | |
931 | ||
932 | /* Change background color of a frame. | |
933 | Since GTK uses the background colour to clear the window, we must | |
934 | keep the GTK and X colors in sync. | |
935 | F is the frame to change, | |
936 | BG is the pixel value to change to. */ | |
71bacd48 | 937 | |
f392e843 JD |
938 | void |
939 | xg_set_background_color (f, bg) | |
940 | FRAME_PTR f; | |
941 | unsigned long bg; | |
942 | { | |
943 | if (FRAME_GTK_WIDGET (f)) | |
944 | { | |
945 | GdkColor gdk_bg; | |
946 | ||
947 | BLOCK_INPUT; | |
948 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
949 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
950 | UNBLOCK_INPUT; | |
951 | } | |
952 | } | |
953 | ||
954 | ||
955 | \f | |
956 | /*********************************************************************** | |
957 | Dialog functions | |
958 | ***********************************************************************/ | |
959 | /* Return the dialog title to use for a dialog of type KEY. | |
960 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 961 | |
f392e843 JD |
962 | static char * |
963 | get_dialog_title (char key) | |
964 | { | |
965 | char *title = ""; | |
177c0ea7 | 966 | |
f392e843 JD |
967 | switch (key) { |
968 | case 'E': case 'e': | |
969 | title = "Error"; | |
970 | break; | |
971 | ||
972 | case 'I': case 'i': | |
973 | title = "Information"; | |
974 | break; | |
975 | ||
976 | case 'L': case 'l': | |
977 | title = "Prompt"; | |
978 | break; | |
979 | ||
980 | case 'P': case 'p': | |
981 | title = "Prompt"; | |
982 | break; | |
983 | ||
984 | case 'Q': case 'q': | |
985 | title = "Question"; | |
986 | break; | |
987 | } | |
988 | ||
989 | return title; | |
990 | } | |
991 | ||
992 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
993 | the dialog, but return TRUE so the event does not propagate further | |
994 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
995 | and we can always destrou the widget manually, regardles of how | |
996 | it was popped down (button press or WM_DELETE_WINDOW). | |
997 | W is the dialog widget. | |
998 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
999 | user_data is NULL (not used). | |
1000 | ||
1001 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 1002 | |
f392e843 JD |
1003 | static gboolean |
1004 | dialog_delete_callback (w, event, user_data) | |
1005 | GtkWidget *w; | |
1006 | GdkEvent *event; | |
1007 | gpointer user_data; | |
1008 | { | |
1009 | gtk_widget_unmap (w); | |
1010 | return TRUE; | |
1011 | } | |
1012 | ||
1013 | /* Create a popup dialog window. See also xg_create_widget below. | |
1014 | WV is a widget_value describing the dialog. | |
1015 | SELECT_CB is the callback to use when a button has been pressed. | |
1016 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1017 | ||
1018 | Returns the GTK dialog widget. */ | |
71bacd48 | 1019 | |
f392e843 JD |
1020 | static GtkWidget * |
1021 | create_dialog (wv, select_cb, deactivate_cb) | |
1022 | widget_value *wv; | |
1023 | GCallback select_cb; | |
1024 | GCallback deactivate_cb; | |
1025 | { | |
1026 | char *title = get_dialog_title (wv->name[0]); | |
1027 | int total_buttons = wv->name[1] - '0'; | |
1028 | int right_buttons = wv->name[4] - '0'; | |
1029 | int left_buttons; | |
1030 | int button_nr = 0; | |
1031 | int button_spacing = 10; | |
1032 | GtkWidget *wdialog = gtk_dialog_new (); | |
1033 | widget_value *item; | |
1034 | GtkBox *cur_box; | |
1035 | GtkWidget *wvbox; | |
1036 | GtkWidget *whbox_up; | |
1037 | GtkWidget *whbox_down; | |
1038 | ||
1039 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1040 | instead. This looks better. */ | |
1041 | int make_two_rows = total_buttons > 4; | |
1042 | ||
1043 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1044 | left_buttons = total_buttons - right_buttons; | |
1045 | ||
1046 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1047 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1048 | ||
1049 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1050 | ||
1051 | if (make_two_rows) | |
1052 | { | |
1053 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1054 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1055 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1056 | ||
1057 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1058 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1059 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1060 | ||
1061 | cur_box = GTK_BOX (whbox_up); | |
1062 | } | |
1063 | ||
1064 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1065 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1066 | |
f392e843 JD |
1067 | if (deactivate_cb) |
1068 | { | |
1069 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1070 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1071 | } | |
1072 | ||
1073 | for (item = wv->contents; item; item = item->next) | |
1074 | { | |
1075 | char *utf8_label = get_utf8_string (item->value); | |
1076 | GtkWidget *w; | |
1077 | GtkRequisition req; | |
1078 | ||
0a1d6de0 | 1079 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1080 | { |
1081 | /* This is the text part of the dialog. */ | |
1082 | w = gtk_label_new (utf8_label); | |
1083 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1084 | gtk_label_new (""), | |
1085 | FALSE, FALSE, 0); | |
1086 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1087 | TRUE, TRUE, 0); | |
1088 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1089 | ||
1090 | /* Try to make dialog look better. Must realize first so | |
1091 | the widget can calculate the size it needs. */ | |
1092 | gtk_widget_realize (w); | |
1093 | gtk_widget_size_request (w, &req); | |
1094 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1095 | req.height); | |
0a1d6de0 | 1096 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1097 | button_spacing = 2*req.width/strlen (item->value); |
1098 | } | |
1099 | else | |
1100 | { | |
1101 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1102 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1103 | if (! item->enabled) |
1104 | gtk_widget_set_sensitive (w, FALSE); | |
1105 | if (select_cb) | |
1106 | g_signal_connect (G_OBJECT (w), "clicked", | |
1107 | select_cb, item->call_data); | |
1108 | ||
1109 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1110 | if (++button_nr == left_buttons) | |
1111 | { | |
1112 | if (make_two_rows) | |
1113 | cur_box = GTK_BOX (whbox_down); | |
1114 | else | |
1115 | gtk_box_pack_start (cur_box, | |
1116 | gtk_label_new (""), | |
1117 | TRUE, TRUE, | |
1118 | button_spacing); | |
1119 | } | |
1120 | } | |
1121 | ||
1122 | if (utf8_label && utf8_label != item->value) | |
1123 | g_free (utf8_label); | |
1124 | } | |
1125 | ||
1126 | return wdialog; | |
1127 | } | |
1128 | ||
1129 | ||
f9d64bb3 JD |
1130 | \f |
1131 | /*********************************************************************** | |
1132 | File dialog functions | |
1133 | ***********************************************************************/ | |
457a8155 JD |
1134 | /* Function that is called when the file dialog pops down. |
1135 | W is the dialog widget, RESPONSE is the response code. | |
1136 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1137 | ||
1138 | static void | |
1139 | xg_file_response_cb (w, | |
1140 | response, | |
1141 | user_data) | |
1142 | GtkDialog *w; | |
1143 | gint response; | |
1144 | gpointer user_data; | |
1145 | { | |
1146 | int *ptr = (int *) user_data; | |
1147 | *ptr = response; | |
1148 | } | |
1149 | ||
1150 | ||
1151 | /* Destroy the dialog. This makes it pop down. */ | |
1152 | ||
1153 | static Lisp_Object | |
1154 | pop_down_file_dialog (arg) | |
1155 | Lisp_Object arg; | |
1156 | { | |
1157 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
cd2531db | 1158 | BLOCK_INPUT; |
457a8155 | 1159 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); |
cd2531db | 1160 | UNBLOCK_INPUT; |
457a8155 JD |
1161 | return Qnil; |
1162 | } | |
1163 | ||
1164 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1165 | |
1166 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1167 | |
1168 | /* Return the selected file for file chooser dialog W. | |
1169 | The returned string must be free:d. */ | |
1170 | ||
1171 | static char * | |
1172 | xg_get_file_name_from_chooser (w) | |
1173 | GtkWidget *w; | |
1174 | { | |
1175 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1176 | } | |
1177 | ||
f9d64bb3 JD |
1178 | /* Read a file name from the user using a file chooser dialog. |
1179 | F is the current frame. | |
1180 | PROMPT is a prompt to show to the user. May not be NULL. | |
1181 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1182 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1183 | file. *FUNC is set to a function that can be used to retrieve the |
1184 | selected file name from the returned widget. | |
f9d64bb3 | 1185 | |
457a8155 | 1186 | Returns the created widget. */ |
f9d64bb3 | 1187 | |
457a8155 JD |
1188 | static GtkWidget * |
1189 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1190 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1191 | FRAME_PTR f; |
1192 | char *prompt; | |
1193 | char *default_filename; | |
1194 | int mustmatch_p, only_dir_p; | |
457a8155 | 1195 | xg_get_file_func *func; |
f9d64bb3 JD |
1196 | { |
1197 | GtkWidget *filewin; | |
1198 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); | |
f9d64bb3 JD |
1199 | GtkFileChooserAction action = (mustmatch_p ? |
1200 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1201 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
1202 | ||
1203 | if (only_dir_p) | |
1204 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1205 | ||
1206 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1207 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1208 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1209 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1210 | GTK_RESPONSE_OK, |
1211 | NULL); | |
ded997c1 | 1212 | gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin), TRUE); |
f9d64bb3 | 1213 | |
f9d64bb3 | 1214 | if (default_filename) |
a872928c JD |
1215 | { |
1216 | Lisp_Object file; | |
1217 | struct gcpro gcpro1; | |
1218 | GCPRO1 (file); | |
1219 | ||
ded997c1 JD |
1220 | file = build_string (default_filename); |
1221 | ||
a872928c JD |
1222 | /* File chooser does not understand ~/... in the file name. It must be |
1223 | an absolute name starting with /. */ | |
1224 | if (default_filename[0] != '/') | |
ded997c1 | 1225 | file = Fexpand_file_name (file, Qnil); |
a872928c | 1226 | |
ded997c1 JD |
1227 | default_filename = SDATA (file); |
1228 | if (Ffile_directory_p (file)) | |
1229 | gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin), | |
1230 | default_filename); | |
1231 | else | |
1232 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), | |
1233 | default_filename); | |
a872928c JD |
1234 | |
1235 | UNGCPRO; | |
1236 | } | |
f9d64bb3 | 1237 | |
457a8155 JD |
1238 | *func = xg_get_file_name_from_chooser; |
1239 | return filewin; | |
f9d64bb3 JD |
1240 | } |
1241 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1242 | ||
1243 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1244 | |
457a8155 JD |
1245 | /* Return the selected file for file selector dialog W. |
1246 | The returned string must be free:d. */ | |
71bacd48 | 1247 | |
457a8155 JD |
1248 | static char * |
1249 | xg_get_file_name_from_selector (w) | |
f392e843 | 1250 | GtkWidget *w; |
f392e843 | 1251 | { |
457a8155 JD |
1252 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1253 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1254 | } |
1255 | ||
457a8155 | 1256 | /* Create a file selection dialog. |
f392e843 JD |
1257 | F is the current frame. |
1258 | PROMPT is a prompt to show to the user. May not be NULL. | |
1259 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1260 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1261 | file. *FUNC is set to a function that can be used to retrieve the |
1262 | selected file name from the returned widget. | |
f392e843 | 1263 | |
457a8155 | 1264 | Returns the created widget. */ |
71bacd48 | 1265 | |
457a8155 | 1266 | static GtkWidget * |
f9d64bb3 | 1267 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1268 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1269 | FRAME_PTR f; |
1270 | char *prompt; | |
1271 | char *default_filename; | |
f9d64bb3 | 1272 | int mustmatch_p, only_dir_p; |
457a8155 | 1273 | xg_get_file_func *func; |
f392e843 JD |
1274 | { |
1275 | GtkWidget *filewin; | |
1276 | GtkFileSelection *filesel; | |
177c0ea7 | 1277 | |
f392e843 JD |
1278 | filewin = gtk_file_selection_new (prompt); |
1279 | filesel = GTK_FILE_SELECTION (filewin); | |
1280 | ||
f392e843 JD |
1281 | if (default_filename) |
1282 | gtk_file_selection_set_filename (filesel, default_filename); | |
1283 | ||
1284 | if (mustmatch_p) | |
1285 | { | |
1286 | /* The selection_entry part of filesel is not documented. */ | |
1287 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1288 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1289 | } | |
1290 | ||
457a8155 | 1291 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1292 | |
457a8155 | 1293 | return filewin; |
f392e843 | 1294 | } |
f9d64bb3 JD |
1295 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1296 | ||
1297 | /* Read a file name from the user using a file dialog, either the old | |
1298 | file selection dialog, or the new file chooser dialog. Which to use | |
1299 | depends on what the GTK version used has, and what the value of | |
1300 | gtk-use-old-file-dialog. | |
1301 | F is the current frame. | |
1302 | PROMPT is a prompt to show to the user. May not be NULL. | |
1303 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1304 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1305 | file. | |
1306 | ||
1307 | Returns a file name or NULL if no file was selected. | |
1308 | The returned string must be freed by the caller. */ | |
1309 | ||
1310 | char * | |
1311 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1312 | FRAME_PTR f; | |
1313 | char *prompt; | |
1314 | char *default_filename; | |
1315 | int mustmatch_p, only_dir_p; | |
1316 | { | |
724cde0d | 1317 | GtkWidget *w = 0; |
457a8155 JD |
1318 | int count = SPECPDL_INDEX (); |
1319 | char *fn = 0; | |
1320 | int filesel_done = 0; | |
1321 | xg_get_file_func func; | |
eee141ce | 1322 | extern int x_use_old_gtk_file_dialog; |
457a8155 | 1323 | |
aa477689 JD |
1324 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1325 | /* I really don't know why this is needed, but without this the GLIBC add on | |
1326 | library linuxthreads hangs when the Gnome file chooser backend creates | |
1327 | threads. */ | |
1328 | sigblock (sigmask (__SIGRTMIN)); | |
1329 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1330 | ||
f9d64bb3 | 1331 | #ifdef HAVE_GTK_FILE_BOTH |
255e4140 JD |
1332 | |
1333 | if (x_use_old_gtk_file_dialog) | |
457a8155 JD |
1334 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1335 | mustmatch_p, only_dir_p, &func); | |
1336 | else | |
1337 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1338 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1339 | |
1340 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1341 | ||
724cde0d | 1342 | #ifdef HAVE_GTK_FILE_SELECTION_NEW |
457a8155 JD |
1343 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1344 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1345 | #endif |
1346 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1347 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1348 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1349 | #endif |
1350 | ||
1351 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1352 | |
1353 | xg_set_screen (w, f); | |
1354 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1355 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1356 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1357 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1358 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1359 | ||
1360 | g_signal_connect (G_OBJECT (w), | |
1361 | "response", | |
1362 | G_CALLBACK (xg_file_response_cb), | |
1363 | &filesel_done); | |
1364 | ||
1365 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1366 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1367 | ||
1368 | gtk_widget_show (w); | |
1369 | ||
1370 | record_unwind_protect (pop_down_file_dialog, make_save_value (w, 0)); | |
1371 | while (! filesel_done) | |
1372 | { | |
1373 | x_menu_wait_for_event (0); | |
1374 | gtk_main_iteration (); | |
1375 | } | |
1376 | ||
aa477689 JD |
1377 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1378 | sigunblock (sigmask (__SIGRTMIN)); | |
1379 | #endif | |
1380 | ||
457a8155 JD |
1381 | if (filesel_done == GTK_RESPONSE_OK) |
1382 | fn = (*func) (w); | |
1383 | ||
1384 | unbind_to (count, Qnil); | |
1385 | ||
1386 | return fn; | |
f9d64bb3 | 1387 | } |
f392e843 JD |
1388 | |
1389 | \f | |
1390 | /*********************************************************************** | |
1391 | Menu functions. | |
1392 | ***********************************************************************/ | |
1393 | ||
1394 | /* The name of menu items that can be used for citomization. Since GTK | |
1395 | RC files are very crude and primitive, we have to set this on all | |
1396 | menu item names so a user can easily cutomize menu items. */ | |
1397 | ||
1398 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1399 | ||
1400 | ||
1401 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1402 | during GC. The next member points to the items. */ | |
1403 | static xg_list_node xg_menu_cb_list; | |
1404 | ||
1405 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1406 | during GC. The next member points to the items. */ | |
1407 | static xg_list_node xg_menu_item_cb_list; | |
1408 | ||
1409 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1410 | F is the frame CL_DATA will be initialized for. | |
1411 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1412 | ||
1413 | The menu bar and all sub menus under the menu bar in a frame | |
1414 | share the same structure, hence the reference count. | |
177c0ea7 | 1415 | |
f392e843 JD |
1416 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1417 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1418 | |
f392e843 JD |
1419 | static xg_menu_cb_data * |
1420 | make_cl_data (cl_data, f, highlight_cb) | |
1421 | xg_menu_cb_data *cl_data; | |
1422 | FRAME_PTR f; | |
1423 | GCallback highlight_cb; | |
1424 | { | |
1425 | if (! cl_data) | |
1426 | { | |
1427 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1428 | cl_data->f = f; | |
1429 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1430 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1431 | cl_data->highlight_cb = highlight_cb; | |
1432 | cl_data->ref_count = 0; | |
1433 | ||
1434 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1435 | } | |
1436 | ||
1437 | cl_data->ref_count++; | |
1438 | ||
1439 | return cl_data; | |
1440 | } | |
1441 | ||
1442 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1443 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1444 | ||
1445 | When the menu bar is updated, menu items may have been added and/or | |
1446 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1447 | then update CL_DATA since it is used to determine which menu | |
1448 | item that is invoked in the menu. | |
1449 | HIGHLIGHT_CB could change, there is no check that the same | |
1450 | function is given when modifying a menu bar as was given when | |
1451 | creating the menu bar. */ | |
71bacd48 | 1452 | |
f392e843 JD |
1453 | static void |
1454 | update_cl_data (cl_data, f, highlight_cb) | |
1455 | xg_menu_cb_data *cl_data; | |
1456 | FRAME_PTR f; | |
1457 | GCallback highlight_cb; | |
1458 | { | |
1459 | if (cl_data) | |
1460 | { | |
1461 | cl_data->f = f; | |
1462 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1463 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1464 | cl_data->highlight_cb = highlight_cb; | |
1465 | } | |
1466 | } | |
1467 | ||
1468 | /* Decrease reference count for CL_DATA. | |
1469 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1470 | |
f392e843 JD |
1471 | static void |
1472 | unref_cl_data (cl_data) | |
1473 | xg_menu_cb_data *cl_data; | |
1474 | { | |
1475 | if (cl_data && cl_data->ref_count > 0) | |
1476 | { | |
1477 | cl_data->ref_count--; | |
1478 | if (cl_data->ref_count == 0) | |
1479 | { | |
1480 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1481 | xfree (cl_data); | |
1482 | } | |
1483 | } | |
1484 | } | |
1485 | ||
1486 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1487 | |
f392e843 JD |
1488 | void |
1489 | xg_mark_data () | |
1490 | { | |
1491 | xg_list_node *iter; | |
1492 | ||
1493 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1494 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1495 | |
1496 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1497 | { | |
1498 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1499 | ||
1500 | if (! NILP (cb_data->help)) | |
631f2082 | 1501 | mark_object (cb_data->help); |
f392e843 JD |
1502 | } |
1503 | } | |
1504 | ||
1505 | ||
1506 | /* Callback called when a menu item is destroyed. Used to free data. | |
1507 | W is the widget that is being destroyed (not used). | |
1508 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1509 | |
f392e843 JD |
1510 | static void |
1511 | menuitem_destroy_callback (w, client_data) | |
1512 | GtkWidget *w; | |
1513 | gpointer client_data; | |
1514 | { | |
1515 | if (client_data) | |
1516 | { | |
1517 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1518 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1519 | xfree (data); | |
1520 | } | |
1521 | } | |
1522 | ||
1523 | /* Callback called when the pointer enters/leaves a menu item. | |
1524 | W is the menu item. | |
1525 | EVENT is either an enter event or leave event. | |
1526 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. | |
1527 | ||
1528 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1529 | |
f392e843 JD |
1530 | static gboolean |
1531 | menuitem_highlight_callback (w, event, client_data) | |
1532 | GtkWidget *w; | |
1533 | GdkEventCrossing *event; | |
1534 | gpointer client_data; | |
1535 | { | |
1536 | if (client_data) | |
1537 | { | |
1538 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1539 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : client_data; | |
177c0ea7 | 1540 | |
f392e843 JD |
1541 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1542 | { | |
1543 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; | |
1544 | (*func) (w, call_data); | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | return FALSE; | |
1549 | } | |
1550 | ||
1551 | /* Callback called when a menu is destroyed. Used to free data. | |
1552 | W is the widget that is being destroyed (not used). | |
1553 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1554 | |
f392e843 JD |
1555 | static void |
1556 | menu_destroy_callback (w, client_data) | |
1557 | GtkWidget *w; | |
1558 | gpointer client_data; | |
1559 | { | |
1560 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1561 | } | |
1562 | ||
1563 | /* Callback called when a menu does a grab or ungrab. That means the | |
1564 | menu has been activated or deactivated. | |
1565 | Used to start a timer so the small timeout the menus in GTK uses before | |
1566 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1567 | W is the widget that does the grab (not used). | |
1568 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1569 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1570 | |
f392e843 JD |
1571 | static void |
1572 | menu_grab_callback (GtkWidget *widget, | |
1573 | gboolean ungrab_p, | |
1574 | gpointer client_data) | |
1575 | { | |
1576 | /* Keep track of total number of grabs. */ | |
1577 | static int cnt; | |
1578 | ||
1579 | if (ungrab_p) cnt--; | |
1580 | else cnt++; | |
1581 | ||
1582 | if (cnt > 0 && ! xg_timer) xg_start_timer (); | |
1583 | else if (cnt == 0 && xg_timer) xg_stop_timer (); | |
1584 | } | |
1585 | ||
1586 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1587 | must be non-NULL) and can be inserted into a menu item. | |
1588 | ||
1589 | Returns the GtkHBox. */ | |
71bacd48 | 1590 | |
f392e843 JD |
1591 | static GtkWidget * |
1592 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1593 | char *utf8_label; | |
1594 | char *utf8_key; | |
1595 | { | |
1596 | GtkWidget *wlbl; | |
1597 | GtkWidget *wkey; | |
1598 | GtkWidget *wbox; | |
177c0ea7 | 1599 | |
f392e843 | 1600 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1601 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1602 | wkey = gtk_label_new (utf8_key); |
1603 | ||
1604 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1605 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1606 | |
f392e843 JD |
1607 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1608 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1609 | ||
1610 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1611 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1612 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1613 | |
1614 | return wbox; | |
1615 | } | |
1616 | ||
1617 | /* Make and return a menu item widget with the key to the right. | |
1618 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1619 | UTF8_KEY is the text representing the key binding. | |
1620 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1621 | |
f392e843 JD |
1622 | GROUP is an in/out parameter. If the menu item to be created is not |
1623 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1624 | If the menu item to be created is part of a radio menu group, on entry | |
1625 | *GROUP contains the group to use, or NULL if this is the first item | |
1626 | in the group. On exit, *GROUP contains the radio item group. | |
1627 | ||
1628 | Unfortunately, keys don't line up as nicely as in Motif, | |
1629 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1630 | |
f392e843 JD |
1631 | static GtkWidget * |
1632 | make_menu_item (utf8_label, utf8_key, item, group) | |
1633 | char *utf8_label; | |
1634 | char *utf8_key; | |
1635 | widget_value *item; | |
1636 | GSList **group; | |
1637 | { | |
1638 | GtkWidget *w; | |
1639 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1640 | |
adcb132c JD |
1641 | /* It has been observed that some menu items have a NULL name field. |
1642 | This will lead to this function being called with a NULL utf8_label. | |
1643 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1644 | name remains to be investigated. */ | |
1645 | if (! utf8_label) utf8_label = " "; | |
1646 | ||
f392e843 JD |
1647 | if (utf8_key) |
1648 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1649 | |
f392e843 JD |
1650 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1651 | { | |
1652 | *group = NULL; | |
1653 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1654 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1655 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1656 | } | |
1657 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1658 | { | |
1659 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1660 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1661 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1662 | if (item->selected) | |
1663 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1664 | } | |
1665 | else | |
1666 | { | |
1667 | *group = NULL; | |
1668 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1669 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1670 | } |
177c0ea7 | 1671 | |
f392e843 JD |
1672 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1673 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1674 | ||
1675 | return w; | |
1676 | } | |
1677 | ||
5fd6f727 | 1678 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 1679 | separator type) */ |
71bacd48 | 1680 | |
f392e843 | 1681 | static int |
5fd6f727 JD |
1682 | xg_separator_p (char *label) |
1683 | { | |
1684 | if (! label) return 0; | |
1685 | else if (strlen (label) > 3 | |
1686 | && strncmp (label, "--", 2) == 0 | |
1687 | && label[2] != '-') | |
1688 | { | |
1689 | static char* separator_names[] = { | |
1690 | "space", | |
1691 | "no-line", | |
1692 | "single-line", | |
1693 | "double-line", | |
1694 | "single-dashed-line", | |
1695 | "double-dashed-line", | |
1696 | "shadow-etched-in", | |
1697 | "shadow-etched-out", | |
1698 | "shadow-etched-in-dash", | |
1699 | "shadow-etched-out-dash", | |
1700 | "shadow-double-etched-in", | |
1701 | "shadow-double-etched-out", | |
1702 | "shadow-double-etched-in-dash", | |
1703 | "shadow-double-etched-out-dash", | |
1704 | 0, | |
1705 | }; | |
1706 | ||
1707 | int i; | |
1708 | ||
1709 | label += 2; | |
1710 | for (i = 0; separator_names[i]; ++i) | |
1711 | if (strcmp (label, separator_names[i]) == 0) | |
1712 | return 1; | |
1713 | } | |
1714 | else | |
1715 | { | |
1716 | /* Old-style separator, maybe. It's a separator if it contains | |
1717 | only dashes. */ | |
1718 | while (*label == '-') | |
1719 | ++label; | |
1720 | if (*label == 0) return 1; | |
1721 | } | |
0a1d6de0 | 1722 | |
5fd6f727 | 1723 | return 0; |
f392e843 JD |
1724 | } |
1725 | ||
da18b5ac JD |
1726 | static int xg_detached_menus; |
1727 | ||
1728 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 1729 | |
da18b5ac JD |
1730 | int |
1731 | xg_have_tear_offs () | |
1732 | { | |
1733 | return xg_detached_menus > 0; | |
1734 | } | |
f392e843 JD |
1735 | |
1736 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 1737 | decrease the xg_detached_menus count. |
f392e843 | 1738 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 1739 | CLIENT_DATA is not used. */ |
71bacd48 | 1740 | |
da18b5ac JD |
1741 | static void |
1742 | tearoff_remove (widget, client_data) | |
f392e843 | 1743 | GtkWidget *widget; |
f392e843 JD |
1744 | gpointer client_data; |
1745 | { | |
da18b5ac | 1746 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
1747 | } |
1748 | ||
da18b5ac JD |
1749 | /* Callback invoked when a menu is detached. It increases the |
1750 | xg_detached_menus count. | |
f392e843 | 1751 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 1752 | CLIENT_DATA is not used. */ |
71bacd48 | 1753 | |
f392e843 JD |
1754 | static void |
1755 | tearoff_activate (widget, client_data) | |
1756 | GtkWidget *widget; | |
1757 | gpointer client_data; | |
1758 | { | |
1759 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
1760 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
1761 | { | |
1762 | ++xg_detached_menus; | |
1763 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
1764 | "destroy", | |
1765 | G_CALLBACK (tearoff_remove), 0); | |
1766 | } | |
f392e843 JD |
1767 | } |
1768 | ||
f392e843 | 1769 | |
f392e843 JD |
1770 | /* Create a menu item widget, and connect the callbacks. |
1771 | ITEM decribes the menu item. | |
1772 | F is the frame the created menu belongs to. | |
1773 | SELECT_CB is the callback to use when a menu item is selected. | |
1774 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1775 | CL_DATA points to the callback data to be used for this menu. | |
1776 | GROUP is an in/out parameter. If the menu item to be created is not | |
1777 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1778 | If the menu item to be created is part of a radio menu group, on entry | |
1779 | *GROUP contains the group to use, or NULL if this is the first item | |
1780 | in the group. On exit, *GROUP contains the radio item group. | |
1781 | ||
1782 | Returns the created GtkWidget. */ | |
71bacd48 | 1783 | |
f392e843 JD |
1784 | static GtkWidget * |
1785 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
1786 | widget_value *item; | |
1787 | FRAME_PTR f; | |
1788 | GCallback select_cb; | |
1789 | GCallback highlight_cb; | |
1790 | xg_menu_cb_data *cl_data; | |
1791 | GSList **group; | |
1792 | { | |
1793 | char *utf8_label; | |
1794 | char *utf8_key; | |
1795 | GtkWidget *w; | |
1796 | xg_menu_item_cb_data *cb_data; | |
1797 | ||
1798 | utf8_label = get_utf8_string (item->name); | |
1799 | utf8_key = get_utf8_string (item->key); | |
1800 | ||
1801 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
1802 | ||
1803 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1804 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
1805 | ||
1806 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
1807 | ||
1808 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
1809 | ||
1810 | cb_data->unhighlight_id = cb_data->highlight_id = cb_data->select_id = 0; | |
1811 | cb_data->help = item->help; | |
1812 | cb_data->cl_data = cl_data; | |
1813 | cb_data->call_data = item->call_data; | |
177c0ea7 | 1814 | |
f392e843 JD |
1815 | g_signal_connect (G_OBJECT (w), |
1816 | "destroy", | |
1817 | G_CALLBACK (menuitem_destroy_callback), | |
1818 | cb_data); | |
1819 | ||
1820 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
1821 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
1822 | ||
1823 | /* final item, not a submenu */ | |
1824 | if (item->call_data && ! item->contents) | |
1825 | { | |
1826 | if (select_cb) | |
1827 | cb_data->select_id | |
1828 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
1829 | } | |
1830 | ||
1831 | if (! NILP (item->help) && highlight_cb) | |
1832 | { | |
1833 | /* We use enter/leave notify instead of select/deselect because | |
1834 | select/deselect doesn't go well with detached menus. */ | |
1835 | cb_data->highlight_id | |
1836 | = g_signal_connect (G_OBJECT (w), | |
1837 | "enter-notify-event", | |
1838 | G_CALLBACK (menuitem_highlight_callback), | |
1839 | cb_data); | |
1840 | cb_data->unhighlight_id | |
1841 | = g_signal_connect (G_OBJECT (w), | |
1842 | "leave-notify-event", | |
1843 | G_CALLBACK (menuitem_highlight_callback), | |
1844 | cb_data); | |
1845 | } | |
1846 | ||
1847 | return w; | |
1848 | } | |
1849 | ||
9d6194d6 AS |
1850 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
1851 | GCallback, GCallback, int, int, int, | |
1852 | GtkWidget *, xg_menu_cb_data *, char *)); | |
1853 | ||
f392e843 JD |
1854 | /* Create a full menu tree specified by DATA. |
1855 | F is the frame the created menu belongs to. | |
1856 | SELECT_CB is the callback to use when a menu item is selected. | |
1857 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
1858 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1859 | POP_UP_P is non-zero if we shall create a popup menu. | |
1860 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
1861 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
1862 | if MENU_BAR_P is non-zero. | |
1863 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
1864 | It may be NULL, in that case we create the appropriate widget | |
1865 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
1866 | CL_DATA is the callback data we shall use for this menu, or NULL | |
1867 | if we haven't set the first callback yet. | |
1868 | NAME is the name to give to the top level menu if this function | |
1869 | creates it. May be NULL to not set any name. | |
1870 | ||
1871 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
1872 | not NULL. | |
1873 | ||
1874 | This function calls itself to create submenus. */ | |
1875 | ||
1876 | static GtkWidget * | |
1877 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
1878 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
1879 | widget_value *data; | |
1880 | FRAME_PTR f; | |
1881 | GCallback select_cb; | |
1882 | GCallback deactivate_cb; | |
1883 | GCallback highlight_cb; | |
1884 | int pop_up_p; | |
1885 | int menu_bar_p; | |
1886 | int add_tearoff_p; | |
1887 | GtkWidget *topmenu; | |
1888 | xg_menu_cb_data *cl_data; | |
1889 | char *name; | |
1890 | { | |
1891 | widget_value *item; | |
1892 | GtkWidget *wmenu = topmenu; | |
1893 | GSList *group = NULL; | |
1894 | ||
1895 | if (! topmenu) | |
1896 | { | |
810f2256 JD |
1897 | if (! menu_bar_p) |
1898 | { | |
1899 | wmenu = gtk_menu_new (); | |
1900 | xg_set_screen (wmenu, f); | |
1901 | } | |
f392e843 JD |
1902 | else wmenu = gtk_menu_bar_new (); |
1903 | ||
1904 | /* Put cl_data on the top menu for easier access. */ | |
1905 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
1906 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
1907 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
1908 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 1909 | |
f392e843 JD |
1910 | if (name) |
1911 | gtk_widget_set_name (wmenu, name); | |
1912 | ||
1913 | if (deactivate_cb) | |
1914 | g_signal_connect (G_OBJECT (wmenu), | |
c8934d9d | 1915 | "selection-done", deactivate_cb, 0); |
f392e843 JD |
1916 | |
1917 | g_signal_connect (G_OBJECT (wmenu), | |
1918 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
1919 | } | |
177c0ea7 | 1920 | |
f392e843 JD |
1921 | if (! menu_bar_p && add_tearoff_p) |
1922 | { | |
1923 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
1924 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
1925 | ||
1926 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
1927 | G_CALLBACK (tearoff_activate), 0); | |
1928 | } | |
1929 | ||
1930 | for (item = data; item; item = item->next) | |
1931 | { | |
1932 | GtkWidget *w; | |
177c0ea7 | 1933 | |
f392e843 JD |
1934 | if (pop_up_p && !item->contents && !item->call_data |
1935 | && !xg_separator_p (item->name)) | |
1936 | { | |
1937 | char *utf8_label; | |
1938 | /* A title for a popup. We do the same as GTK does when | |
1939 | creating titles, but it does not look good. */ | |
1940 | group = NULL; | |
1941 | utf8_label = get_utf8_string (item->name); | |
1942 | ||
1943 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 1944 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1945 | gtk_widget_set_sensitive (w, FALSE); |
1946 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1947 | } | |
1948 | else if (xg_separator_p (item->name)) | |
1949 | { | |
1950 | group = NULL; | |
1951 | /* GTK only have one separator type. */ | |
1952 | w = gtk_separator_menu_item_new (); | |
1953 | } | |
1954 | else | |
1955 | { | |
1956 | w = xg_create_one_menuitem (item, | |
1957 | f, | |
1958 | item->contents ? 0 : select_cb, | |
1959 | highlight_cb, | |
1960 | cl_data, | |
1961 | &group); | |
1962 | ||
1963 | if (item->contents) | |
1964 | { | |
1965 | GtkWidget *submenu = create_menus (item->contents, | |
1966 | f, | |
1967 | select_cb, | |
1968 | deactivate_cb, | |
1969 | highlight_cb, | |
1970 | 0, | |
1971 | 0, | |
da18b5ac | 1972 | add_tearoff_p, |
f392e843 JD |
1973 | 0, |
1974 | cl_data, | |
1975 | 0); | |
1976 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
1977 | } | |
f392e843 JD |
1978 | } |
1979 | ||
1980 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
1981 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
1982 | } | |
1983 | ||
1984 | return wmenu; | |
1985 | } | |
1986 | ||
1987 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
1988 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
1989 | with some text and buttons. | |
1990 | F is the frame the created item belongs to. | |
1991 | NAME is the name to use for the top widget. | |
1992 | VAL is a widget_value structure describing items to be created. | |
1993 | SELECT_CB is the callback to use when a menu item is selected or | |
1994 | a dialog button is pressed. | |
1995 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
1996 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
1997 | called when the dialog is popped down. | |
1998 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1999 | ||
2000 | Returns the widget created. */ | |
71bacd48 | 2001 | |
f392e843 JD |
2002 | GtkWidget * |
2003 | xg_create_widget (type, name, f, val, | |
2004 | select_cb, deactivate_cb, highlight_cb) | |
2005 | char *type; | |
2006 | char *name; | |
2007 | FRAME_PTR f; | |
2008 | widget_value *val; | |
2009 | GCallback select_cb; | |
2010 | GCallback deactivate_cb; | |
2011 | GCallback highlight_cb; | |
2012 | { | |
2013 | GtkWidget *w = 0; | |
da18b5ac JD |
2014 | int menu_bar_p = strcmp (type, "menubar") == 0; |
2015 | int pop_up_p = strcmp (type, "popup") == 0; | |
2016 | ||
f392e843 JD |
2017 | if (strcmp (type, "dialog") == 0) |
2018 | { | |
2019 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 2020 | xg_set_screen (w, f); |
f392e843 JD |
2021 | gtk_window_set_transient_for (GTK_WINDOW (w), |
2022 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
2023 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 2024 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2025 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2026 | } |
da18b5ac | 2027 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2028 | { |
2029 | w = create_menus (val->contents, | |
2030 | f, | |
2031 | select_cb, | |
2032 | deactivate_cb, | |
2033 | highlight_cb, | |
da18b5ac JD |
2034 | pop_up_p, |
2035 | menu_bar_p, | |
2036 | menu_bar_p, | |
f392e843 JD |
2037 | 0, |
2038 | 0, | |
2039 | name); | |
2040 | ||
2041 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2042 | This is done by default for menu bar menus. */ | |
da18b5ac | 2043 | if (pop_up_p) |
f392e843 JD |
2044 | { |
2045 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2046 | gtk_widget_realize (w); | |
810f2256 | 2047 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2048 | } |
2049 | } | |
2050 | else | |
2051 | { | |
2052 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2053 | type); | |
2054 | } | |
2055 | ||
2056 | return w; | |
2057 | } | |
2058 | ||
0a1d6de0 | 2059 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2060 | |
f392e843 JD |
2061 | static const char * |
2062 | xg_get_menu_item_label (witem) | |
2063 | GtkMenuItem *witem; | |
2064 | { | |
2065 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2066 | return gtk_label_get_label (wlabel); | |
2067 | } | |
2068 | ||
0a1d6de0 | 2069 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2070 | |
f392e843 JD |
2071 | static int |
2072 | xg_item_label_same_p (witem, label) | |
2073 | GtkMenuItem *witem; | |
2074 | char *label; | |
2075 | { | |
0a1d6de0 | 2076 | int is_same = 0; |
f392e843 | 2077 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2078 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2079 | ||
2080 | if (! old_label && ! utf8_label) | |
2081 | is_same = 1; | |
2082 | else if (old_label && utf8_label) | |
2083 | is_same = strcmp (utf8_label, old_label) == 0; | |
2084 | ||
2085 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2086 | |
2087 | return is_same; | |
2088 | } | |
2089 | ||
71bacd48 JD |
2090 | /* Destroy widgets in LIST. */ |
2091 | ||
f392e843 | 2092 | static void |
71bacd48 | 2093 | xg_destroy_widgets (list) |
f392e843 JD |
2094 | GList *list; |
2095 | { | |
f392e843 JD |
2096 | GList *iter; |
2097 | ||
49853a4d | 2098 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2099 | { |
2100 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2101 | ||
71bacd48 | 2102 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2103 | gtk_widget_destroy (w); |
2104 | } | |
f392e843 JD |
2105 | } |
2106 | ||
2107 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2108 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2109 | *LIST is a list with the current menu bar names (menu item widgets). |
2110 | ITER is the item within *LIST that shall be updated. | |
2111 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2112 | VAL describes what the menu bar shall look like after the update. |
2113 | SELECT_CB is the callback to use when a menu item is selected. | |
2114 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2115 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2116 | |
2117 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2118 | |
f392e843 | 2119 | static void |
49853a4d JD |
2120 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2121 | select_cb, highlight_cb, cl_data) | |
f392e843 JD |
2122 | GtkWidget *menubar; |
2123 | FRAME_PTR f; | |
49853a4d JD |
2124 | GList **list; |
2125 | GList *iter; | |
2126 | int pos; | |
f392e843 JD |
2127 | widget_value *val; |
2128 | GCallback select_cb; | |
2129 | GCallback highlight_cb; | |
2130 | xg_menu_cb_data *cl_data; | |
2131 | { | |
49853a4d | 2132 | if (! iter && ! val) |
f392e843 | 2133 | return; |
49853a4d | 2134 | else if (iter && ! val) |
f392e843 | 2135 | { |
49853a4d | 2136 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2137 | xg_destroy_widgets (iter); |
f392e843 JD |
2138 | |
2139 | /* All updated. */ | |
2140 | val = 0; | |
49853a4d | 2141 | iter = 0; |
f392e843 | 2142 | } |
49853a4d | 2143 | else if (! iter && val) |
f392e843 JD |
2144 | { |
2145 | /* Item(s) added. Add all new items in one call. */ | |
2146 | create_menus (val, f, select_cb, 0, highlight_cb, | |
2147 | 0, 1, 0, menubar, cl_data, 0); | |
2148 | ||
2149 | /* All updated. */ | |
2150 | val = 0; | |
49853a4d | 2151 | iter = 0; |
f392e843 | 2152 | } |
49853a4d JD |
2153 | /* Below this neither iter or val is NULL */ |
2154 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2155 | { |
2156 | /* This item is still the same, check next item. */ | |
2157 | val = val->next; | |
49853a4d JD |
2158 | iter = g_list_next (iter); |
2159 | ++pos; | |
f392e843 JD |
2160 | } |
2161 | else /* This item is changed. */ | |
2162 | { | |
49853a4d | 2163 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2164 | GtkMenuItem *witem2 = 0; |
f392e843 | 2165 | int val_in_menubar = 0; |
49853a4d JD |
2166 | int iter_in_new_menubar = 0; |
2167 | GList *iter2; | |
f392e843 JD |
2168 | widget_value *cur; |
2169 | ||
f392e843 | 2170 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2171 | for (iter2 = iter; |
2172 | iter2 && ! val_in_menubar; | |
2173 | iter2 = g_list_next (iter2)) | |
f392e843 | 2174 | { |
49853a4d | 2175 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2176 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2177 | } | |
2178 | ||
49853a4d | 2179 | /* See if the current entry (iter) is present later in the |
f392e843 | 2180 | specification for the new menu bar. */ |
49853a4d JD |
2181 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2182 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2183 | |
49853a4d | 2184 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2185 | { |
49853a4d JD |
2186 | int nr = pos; |
2187 | ||
f392e843 JD |
2188 | /* This corresponds to: |
2189 | Current: A B C | |
2190 | New: A C | |
2191 | Remove B. */ | |
177c0ea7 | 2192 | |
f392e843 JD |
2193 | gtk_widget_ref (GTK_WIDGET (witem)); |
2194 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2195 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2196 | ||
2197 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2198 | g_list_free (*list); |
2199 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2200 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2201 | } |
49853a4d | 2202 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2203 | { |
2204 | /* This corresponds to: | |
2205 | Current: A B C | |
2206 | New: A X C | |
2207 | Rename B to X. This might seem to be a strange thing to do, | |
2208 | since if there is a menu under B it will be totally wrong for X. | |
2209 | But consider editing a C file. Then there is a C-mode menu | |
2210 | (corresponds to B above). | |
2211 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2212 | C-mode menu. When returning from the minibuffer, we get | |
2213 | back the C-mode menu. Thus we do: | |
2214 | Rename B to X (C-mode to minibuf menu) | |
2215 | Rename X to B (minibuf to C-mode menu). | |
2216 | If the X menu hasn't been invoked, the menu under B | |
2217 | is up to date when leaving the minibuffer. */ | |
2218 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2219 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2220 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2221 | |
4b1b4443 | 2222 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2223 | |
da18b5ac JD |
2224 | /* If this item has a submenu that has been detached, change |
2225 | the title in the WM decorations also. */ | |
2226 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2227 | /* Set the title of the detached window. */ | |
2228 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2229 | ||
49853a4d | 2230 | iter = g_list_next (iter); |
f392e843 | 2231 | val = val->next; |
49853a4d | 2232 | ++pos; |
f392e843 | 2233 | } |
49853a4d | 2234 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2235 | { |
2236 | /* This corresponds to: | |
2237 | Current: A B C | |
2238 | New: A X B C | |
2239 | Insert X. */ | |
2240 | ||
49853a4d | 2241 | int nr = pos; |
f392e843 JD |
2242 | GList *group = 0; |
2243 | GtkWidget *w = xg_create_one_menuitem (val, | |
2244 | f, | |
2245 | select_cb, | |
2246 | highlight_cb, | |
2247 | cl_data, | |
2248 | &group); | |
2249 | ||
2250 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2251 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
2252 | ||
49853a4d JD |
2253 | g_list_free (*list); |
2254 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2255 | while (nr-- > 0) iter = g_list_next (iter); | |
2256 | iter = g_list_next (iter); | |
f392e843 | 2257 | val = val->next; |
49853a4d | 2258 | ++pos; |
f392e843 | 2259 | } |
49853a4d | 2260 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2261 | { |
49853a4d | 2262 | int nr = pos; |
f392e843 JD |
2263 | /* This corresponds to: |
2264 | Current: A B C | |
2265 | New: A C B | |
2266 | Move C before B */ | |
2267 | ||
2268 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2269 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2270 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2271 | GTK_WIDGET (witem2), pos); | |
2272 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2273 | ||
49853a4d JD |
2274 | g_list_free (*list); |
2275 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2276 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2277 | val = val->next; |
49853a4d | 2278 | ++pos; |
f392e843 | 2279 | } |
f392e843 JD |
2280 | } |
2281 | ||
2282 | /* Update the rest of the menu bar. */ | |
49853a4d JD |
2283 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2284 | select_cb, highlight_cb, cl_data); | |
f392e843 JD |
2285 | } |
2286 | ||
2287 | /* Update the menu item W so it corresponds to VAL. | |
2288 | SELECT_CB is the callback to use when a menu item is selected. | |
2289 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2290 | CL_DATA is the data to set in the widget for menu invokation. */ | |
71bacd48 | 2291 | |
f392e843 JD |
2292 | static void |
2293 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2294 | widget_value *val; | |
2295 | GtkWidget *w; | |
2296 | GCallback select_cb; | |
2297 | GCallback highlight_cb; | |
2298 | xg_menu_cb_data *cl_data; | |
2299 | { | |
2300 | GtkWidget *wchild; | |
2301 | GtkLabel *wlbl = 0; | |
2302 | GtkLabel *wkey = 0; | |
2303 | char *utf8_label; | |
2304 | char *utf8_key; | |
0a1d6de0 JD |
2305 | const char *old_label = 0; |
2306 | const char *old_key = 0; | |
f392e843 | 2307 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2308 | |
2309 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2310 | utf8_label = get_utf8_string (val->name); |
2311 | utf8_key = get_utf8_string (val->key); | |
2312 | ||
2313 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2314 | if (GTK_IS_HBOX (wchild)) | |
2315 | { | |
2316 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2317 | ||
2318 | wlbl = GTK_LABEL (list->data); | |
2319 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2320 | g_list_free (list); |
2321 | ||
f392e843 JD |
2322 | if (! utf8_key) |
2323 | { | |
2324 | /* Remove the key and keep just the label. */ | |
2325 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2326 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2327 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2328 | wkey = 0; | |
2329 | } | |
49853a4d | 2330 | |
f392e843 JD |
2331 | } |
2332 | else /* Just a label. */ | |
2333 | { | |
2334 | wlbl = GTK_LABEL (wchild); | |
2335 | ||
2336 | /* Check if there is now a key. */ | |
2337 | if (utf8_key) | |
2338 | { | |
2339 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2340 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2341 | |
f392e843 JD |
2342 | wlbl = GTK_LABEL (list->data); |
2343 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2344 | g_list_free (list); |
f392e843 JD |
2345 | |
2346 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2347 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2348 | } | |
2349 | } | |
2350 | ||
177c0ea7 | 2351 | |
0a1d6de0 JD |
2352 | if (wkey) old_key = gtk_label_get_label (wkey); |
2353 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2354 | |
0a1d6de0 | 2355 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2356 | gtk_label_set_text (wkey, utf8_key); |
2357 | ||
0a1d6de0 | 2358 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2359 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2360 | |
0a1d6de0 JD |
2361 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2362 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2363 | |
f392e843 JD |
2364 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2365 | gtk_widget_set_sensitive (w, FALSE); | |
2366 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2367 | gtk_widget_set_sensitive (w, TRUE); | |
2368 | ||
2369 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2370 | XG_ITEM_DATA); | |
2371 | if (cb_data) | |
2372 | { | |
2373 | cb_data->call_data = val->call_data; | |
2374 | cb_data->help = val->help; | |
2375 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2376 | |
f392e843 JD |
2377 | /* We assume the callback functions don't change. */ |
2378 | if (val->call_data && ! val->contents) | |
2379 | { | |
2380 | /* This item shall have a select callback. */ | |
2381 | if (! cb_data->select_id) | |
2382 | cb_data->select_id | |
2383 | = g_signal_connect (G_OBJECT (w), "activate", | |
2384 | select_cb, cb_data); | |
2385 | } | |
2386 | else if (cb_data->select_id) | |
2387 | { | |
2388 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2389 | cb_data->select_id = 0; | |
2390 | } | |
2391 | ||
2392 | if (NILP (cb_data->help)) | |
2393 | { | |
2394 | /* Shall not have help. Remove if any existed previously. */ | |
2395 | if (cb_data->highlight_id) | |
2396 | { | |
2397 | g_signal_handler_disconnect (G_OBJECT (w), | |
2398 | cb_data->highlight_id); | |
2399 | cb_data->highlight_id = 0; | |
2400 | } | |
2401 | if (cb_data->unhighlight_id) | |
2402 | { | |
2403 | g_signal_handler_disconnect (G_OBJECT (w), | |
2404 | cb_data->unhighlight_id); | |
2405 | cb_data->unhighlight_id = 0; | |
2406 | } | |
2407 | } | |
2408 | else if (! cb_data->highlight_id && highlight_cb) | |
2409 | { | |
2410 | /* Have help now, but didn't previously. Add callback. */ | |
2411 | cb_data->highlight_id | |
2412 | = g_signal_connect (G_OBJECT (w), | |
2413 | "enter-notify-event", | |
2414 | G_CALLBACK (menuitem_highlight_callback), | |
2415 | cb_data); | |
2416 | cb_data->unhighlight_id | |
2417 | = g_signal_connect (G_OBJECT (w), | |
2418 | "leave-notify-event", | |
2419 | G_CALLBACK (menuitem_highlight_callback), | |
2420 | cb_data); | |
2421 | } | |
2422 | } | |
2423 | } | |
2424 | ||
2425 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2426 | |
f392e843 JD |
2427 | static void |
2428 | xg_update_toggle_item (val, w) | |
2429 | widget_value *val; | |
2430 | GtkWidget *w; | |
2431 | { | |
2432 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2433 | } | |
2434 | ||
2435 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2436 | |
f392e843 JD |
2437 | static void |
2438 | xg_update_radio_item (val, w) | |
2439 | widget_value *val; | |
2440 | GtkWidget *w; | |
2441 | { | |
2442 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2443 | } | |
2444 | ||
2445 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2446 | SUBMENU may be NULL, in that case a new menu is created. | |
2447 | F is the frame the menu bar belongs to. | |
2448 | VAL describes the contents of the menu bar. | |
2449 | SELECT_CB is the callback to use when a menu item is selected. | |
2450 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2451 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2452 | CL_DATA is the call back data to use for any newly created items. | |
2453 | ||
2454 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2455 | was NULL. */ | |
2456 | ||
2457 | static GtkWidget * | |
2458 | xg_update_submenu (submenu, f, val, | |
2459 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2460 | GtkWidget *submenu; | |
2461 | FRAME_PTR f; | |
2462 | widget_value *val; | |
2463 | GCallback select_cb; | |
2464 | GCallback deactivate_cb; | |
2465 | GCallback highlight_cb; | |
2466 | xg_menu_cb_data *cl_data; | |
2467 | { | |
2468 | GtkWidget *newsub = submenu; | |
2469 | GList *list = 0; | |
2470 | GList *iter; | |
2471 | widget_value *cur; | |
2472 | int has_tearoff_p = 0; | |
2473 | GList *first_radio = 0; | |
177c0ea7 | 2474 | |
f392e843 JD |
2475 | if (submenu) |
2476 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2477 | |
f392e843 JD |
2478 | for (cur = val, iter = list; |
2479 | cur && iter; | |
2480 | iter = g_list_next (iter), cur = cur->next) | |
2481 | { | |
2482 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2483 | ||
2484 | /* Skip tearoff items, they have no counterpart in val. */ | |
2485 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2486 | { | |
2487 | has_tearoff_p = 1; | |
2488 | iter = g_list_next (iter); | |
2489 | if (iter) w = GTK_WIDGET (iter->data); | |
2490 | else break; | |
2491 | } | |
2492 | ||
2493 | /* Remember first radio button in a group. If we get a mismatch in | |
2494 | a radio group we must rebuild the whole group so that the connections | |
2495 | in GTK becomes correct. */ | |
2496 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2497 | first_radio = iter; | |
2498 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2499 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2500 | first_radio = 0; | |
2501 | ||
2502 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2503 | { | |
2504 | if (! xg_separator_p (cur->name)) | |
2505 | break; | |
2506 | } | |
2507 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2508 | { | |
2509 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2510 | break; | |
2511 | xg_update_toggle_item (cur, w); | |
2512 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2513 | } | |
2514 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2515 | { | |
2516 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2517 | break; | |
2518 | xg_update_radio_item (cur, w); | |
2519 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2520 | } | |
2521 | else if (GTK_IS_MENU_ITEM (w)) | |
2522 | { | |
2523 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2524 | GtkWidget *sub; | |
2525 | ||
2526 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2527 | xg_separator_p (cur->name)) | |
2528 | break; | |
2529 | ||
2530 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2531 | ||
2532 | sub = gtk_menu_item_get_submenu (witem); | |
2533 | if (sub && ! cur->contents) | |
2534 | { | |
2535 | /* Not a submenu anymore. */ | |
2536 | gtk_widget_ref (sub); | |
2537 | gtk_menu_item_remove_submenu (witem); | |
2538 | gtk_widget_destroy (sub); | |
2539 | } | |
2540 | else if (cur->contents) | |
2541 | { | |
2542 | GtkWidget *nsub; | |
2543 | ||
2544 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2545 | select_cb, deactivate_cb, | |
2546 | highlight_cb, cl_data); | |
2547 | ||
2548 | /* If this item just became a submenu, we must set it. */ | |
2549 | if (nsub != sub) | |
2550 | gtk_menu_item_set_submenu (witem, nsub); | |
2551 | } | |
2552 | } | |
2553 | else | |
2554 | { | |
2555 | /* Structural difference. Remove everything from here and down | |
2556 | in SUBMENU. */ | |
2557 | break; | |
2558 | } | |
2559 | } | |
2560 | ||
2561 | /* Remove widgets from first structual change. */ | |
2562 | if (iter) | |
2563 | { | |
2564 | /* If we are adding new menu items below, we must remove from | |
2565 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2566 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2567 | else xg_destroy_widgets (iter); | |
f392e843 | 2568 | } |
177c0ea7 | 2569 | |
f392e843 JD |
2570 | if (cur) |
2571 | { | |
2572 | /* More items added. Create them. */ | |
2573 | newsub = create_menus (cur, | |
2574 | f, | |
2575 | select_cb, | |
2576 | deactivate_cb, | |
2577 | highlight_cb, | |
2578 | 0, | |
2579 | 0, | |
2580 | ! has_tearoff_p, | |
2581 | submenu, | |
2582 | cl_data, | |
2583 | 0); | |
2584 | } | |
177c0ea7 | 2585 | |
49853a4d JD |
2586 | if (list) g_list_free (list); |
2587 | ||
f392e843 JD |
2588 | return newsub; |
2589 | } | |
2590 | ||
2591 | /* Update the MENUBAR. | |
2592 | F is the frame the menu bar belongs to. | |
2593 | VAL describes the contents of the menu bar. | |
2594 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2595 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2596 | SELECT_CB is the callback to use when a menu item is selected. | |
2597 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2598 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2599 | |
f392e843 JD |
2600 | void |
2601 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2602 | select_cb, deactivate_cb, highlight_cb) | |
2603 | GtkWidget *menubar; | |
2604 | FRAME_PTR f; | |
2605 | widget_value *val; | |
2606 | int deep_p; | |
2607 | GCallback select_cb; | |
2608 | GCallback deactivate_cb; | |
2609 | GCallback highlight_cb; | |
2610 | { | |
2611 | xg_menu_cb_data *cl_data; | |
2612 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2613 | |
2614 | if (! list) return; | |
177c0ea7 | 2615 | |
f392e843 JD |
2616 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2617 | XG_FRAME_DATA); | |
2618 | ||
da18b5ac JD |
2619 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
2620 | select_cb, highlight_cb, cl_data); | |
2621 | ||
aa41b0bf | 2622 | if (deep_p) |
f392e843 JD |
2623 | { |
2624 | widget_value *cur; | |
2625 | ||
2626 | /* Update all sub menus. | |
da18b5ac | 2627 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2628 | X Window in the XEvent that activates the menu are those widgets. */ |
2629 | ||
2630 | /* Update cl_data, menu_item things in F may have changed. */ | |
2631 | update_cl_data (cl_data, f, highlight_cb); | |
2632 | ||
2633 | for (cur = val->contents; cur; cur = cur->next) | |
2634 | { | |
49853a4d | 2635 | GList *iter; |
f392e843 JD |
2636 | GtkWidget *sub = 0; |
2637 | GtkWidget *newsub; | |
2638 | GtkMenuItem *witem; | |
2639 | ||
2640 | /* Find sub menu that corresponds to val and update it. */ | |
2641 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2642 | { | |
2643 | witem = GTK_MENU_ITEM (iter->data); | |
2644 | if (xg_item_label_same_p (witem, cur->name)) | |
2645 | { | |
2646 | sub = gtk_menu_item_get_submenu (witem); | |
2647 | break; | |
2648 | } | |
2649 | } | |
177c0ea7 | 2650 | |
f392e843 JD |
2651 | newsub = xg_update_submenu (sub, |
2652 | f, | |
2653 | cur->contents, | |
2654 | select_cb, | |
2655 | deactivate_cb, | |
2656 | highlight_cb, | |
2657 | cl_data); | |
2658 | /* sub may still be NULL. If we just updated non deep and added | |
2659 | a new menu bar item, it has no sub menu yet. So we set the | |
2660 | newly created sub menu under witem. */ | |
2661 | if (newsub != sub) | |
810f2256 JD |
2662 | { |
2663 | xg_set_screen (newsub, f); | |
2664 | gtk_menu_item_set_submenu (witem, newsub); | |
2665 | } | |
f392e843 JD |
2666 | } |
2667 | } | |
2668 | ||
49853a4d | 2669 | g_list_free (list); |
f392e843 JD |
2670 | gtk_widget_show_all (menubar); |
2671 | } | |
2672 | ||
2673 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2674 | changed. Value is non-zero if widgets were updated. */ | |
2675 | ||
2676 | int | |
2677 | xg_update_frame_menubar (f) | |
2678 | FRAME_PTR f; | |
2679 | { | |
2680 | struct x_output *x = f->output_data.x; | |
2681 | GtkRequisition req; | |
177c0ea7 | 2682 | |
f392e843 JD |
2683 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2684 | return 0; | |
2685 | ||
2686 | BLOCK_INPUT; | |
2687 | ||
2688 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2689 | FALSE, FALSE, 0); | |
2690 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2691 | ||
2692 | gtk_widget_show_all (x->menubar_widget); | |
2693 | gtk_widget_size_request (x->menubar_widget, &req); | |
2694 | ||
2695 | FRAME_MENUBAR_HEIGHT (f) = req.height; | |
2696 | ||
2697 | /* The height has changed, resize outer widget and set columns | |
2698 | rows to what we had before adding the menu bar. */ | |
be786000 | 2699 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 2700 | |
f392e843 JD |
2701 | SET_FRAME_GARBAGED (f); |
2702 | UNBLOCK_INPUT; | |
a8303f92 AS |
2703 | |
2704 | return 1; | |
f392e843 JD |
2705 | } |
2706 | ||
2707 | /* Get rid of the menu bar of frame F, and free its storage. | |
2708 | This is used when deleting a frame, and when turning off the menu bar. */ | |
2709 | ||
2710 | void | |
2711 | free_frame_menubar (f) | |
2712 | FRAME_PTR f; | |
2713 | { | |
2714 | struct x_output *x = f->output_data.x; | |
2715 | ||
2716 | if (x->menubar_widget) | |
2717 | { | |
2718 | BLOCK_INPUT; | |
2719 | ||
2720 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
2721 | /* The menubar and its children shall be deleted when removed from | |
2722 | the container. */ | |
2723 | x->menubar_widget = 0; | |
2724 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
2725 | ||
2726 | /* The height has changed, resize outer widget and set columns | |
2727 | rows to what we had before removing the menu bar. */ | |
be786000 | 2728 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
2729 | |
2730 | SET_FRAME_GARBAGED (f); | |
2731 | UNBLOCK_INPUT; | |
2732 | } | |
2733 | } | |
2734 | ||
2735 | ||
2736 | \f | |
2737 | /*********************************************************************** | |
2738 | Scroll bar functions | |
2739 | ***********************************************************************/ | |
2740 | ||
2741 | ||
2742 | /* Setting scroll bar values invokes the callback. Use this variable | |
2743 | to indicate that callback should do nothing. */ | |
71bacd48 | 2744 | |
f392e843 JD |
2745 | int xg_ignore_gtk_scrollbar; |
2746 | ||
f392e843 JD |
2747 | /* SET_SCROLL_BAR_X_WINDOW assumes the second argument fits in |
2748 | 32 bits. But we want to store pointers, and they may be larger | |
2749 | than 32 bits. Keep a mapping from integer index to widget pointers | |
2750 | to get around the 32 bit limitation. */ | |
71bacd48 | 2751 | |
f392e843 JD |
2752 | static struct |
2753 | { | |
2754 | GtkWidget **widgets; | |
2755 | int max_size; | |
2756 | int used; | |
81e302ef | 2757 | } id_to_widget; |
f392e843 JD |
2758 | |
2759 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 2760 | |
f392e843 JD |
2761 | #define ID_TO_WIDGET_INCR 32 |
2762 | ||
2763 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 2764 | |
f392e843 JD |
2765 | static int |
2766 | xg_store_widget_in_map (w) | |
2767 | GtkWidget *w; | |
2768 | { | |
2769 | int i; | |
2770 | ||
2771 | if (id_to_widget.max_size == id_to_widget.used) | |
2772 | { | |
2773 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
2774 | ||
2775 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
2776 | sizeof (GtkWidget *)*new_size); | |
2777 | ||
2778 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
2779 | id_to_widget.widgets[i] = 0; | |
2780 | id_to_widget.max_size = new_size; | |
2781 | } | |
2782 | ||
2783 | /* Just loop over the array and find a free place. After all, | |
2784 | how many scroll bars are we creating? Should be a small number. | |
2785 | The check above guarantees we will find a free place. */ | |
2786 | for (i = 0; i < id_to_widget.max_size; ++i) | |
2787 | { | |
2788 | if (! id_to_widget.widgets[i]) | |
2789 | { | |
2790 | id_to_widget.widgets[i] = w; | |
2791 | ++id_to_widget.used; | |
2792 | ||
2793 | return i; | |
2794 | } | |
2795 | } | |
2796 | ||
2797 | /* Should never end up here */ | |
2798 | abort (); | |
2799 | } | |
2800 | ||
2801 | /* Remove pointer at IDX from id_to_widget. | |
2802 | Called when scroll bar is destroyed. */ | |
71bacd48 | 2803 | |
f392e843 JD |
2804 | static void |
2805 | xg_remove_widget_from_map (idx) | |
2806 | int idx; | |
2807 | { | |
2808 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2809 | { | |
2810 | id_to_widget.widgets[idx] = 0; | |
2811 | --id_to_widget.used; | |
2812 | } | |
2813 | } | |
2814 | ||
2815 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 2816 | |
f392e843 JD |
2817 | static GtkWidget * |
2818 | xg_get_widget_from_map (idx) | |
2819 | int idx; | |
2820 | { | |
2821 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2822 | return id_to_widget.widgets[idx]; | |
2823 | ||
2824 | return 0; | |
2825 | } | |
2826 | ||
810f2256 | 2827 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 2828 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 2829 | |
3a8a22fc | 2830 | int |
810f2256 JD |
2831 | xg_get_scroll_id_for_window (dpy, wid) |
2832 | Display *dpy; | |
3a8a22fc JD |
2833 | Window wid; |
2834 | { | |
2835 | int idx; | |
2836 | GtkWidget *w; | |
2837 | ||
810f2256 | 2838 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
2839 | |
2840 | if (w) | |
2841 | { | |
2842 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
2843 | if (id_to_widget.widgets[idx] == w) | |
2844 | return idx; | |
2845 | } | |
2846 | ||
2847 | return -1; | |
2848 | } | |
2849 | ||
f392e843 JD |
2850 | /* Callback invoked when scroll bar WIDGET is destroyed. |
2851 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 2852 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 2853 | |
f392e843 JD |
2854 | static void |
2855 | xg_gtk_scroll_destroy (widget, data) | |
2856 | GtkWidget *widget; | |
2857 | gpointer data; | |
2858 | { | |
2859 | gpointer p; | |
ff59904a | 2860 | int id = (int) (EMACS_INT) data; /* The EMACS_INT cast avoids a warning. */ |
177c0ea7 | 2861 | |
f392e843 JD |
2862 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
2863 | if (p) xfree (p); | |
2864 | xg_remove_widget_from_map (id); | |
2865 | } | |
2866 | ||
2867 | /* Callback for button press/release events. Used to start timer so that | |
2868 | the scroll bar repetition timer in GTK gets handeled. | |
17097258 | 2869 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
2870 | WIDGET is the scroll bar widget the event is for (not used). |
2871 | EVENT contains the event. | |
17097258 | 2872 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
2873 | |
2874 | Returns FALSE to tell GTK that it shall continue propagate the event | |
2875 | to widgets. */ | |
71bacd48 | 2876 | |
f392e843 JD |
2877 | static gboolean |
2878 | scroll_bar_button_cb (widget, event, user_data) | |
2879 | GtkWidget *widget; | |
2880 | GdkEventButton *event; | |
2881 | gpointer user_data; | |
2882 | { | |
2883 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
2884 | xg_start_timer (); | |
17097258 JD |
2885 | else if (event->type == GDK_BUTTON_RELEASE) |
2886 | { | |
2887 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
2888 | if (xg_timer) xg_stop_timer (); | |
2889 | bar->dragging = Qnil; | |
2890 | } | |
c43923ad | 2891 | |
f392e843 JD |
2892 | return FALSE; |
2893 | } | |
2894 | ||
2895 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
2896 | in BAR. | |
2897 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
2898 | bar changes. | |
2899 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
2900 | to set resources for the widget. */ | |
71bacd48 | 2901 | |
f392e843 JD |
2902 | void |
2903 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
2904 | FRAME_PTR f; | |
2905 | struct scroll_bar *bar; | |
2906 | GCallback scroll_callback; | |
2907 | char *scroll_bar_name; | |
2908 | { | |
2909 | GtkWidget *wscroll; | |
1755a397 | 2910 | GtkWidget *webox; |
f392e843 JD |
2911 | GtkObject *vadj; |
2912 | int scroll_id; | |
177c0ea7 | 2913 | |
f392e843 JD |
2914 | /* Page, step increment values are not so important here, they |
2915 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
2916 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
2917 | 0.1, 0.1, 0.1); | |
2918 | ||
2919 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 2920 | webox = gtk_event_box_new (); |
f392e843 JD |
2921 | gtk_widget_set_name (wscroll, scroll_bar_name); |
2922 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 2923 | |
f392e843 | 2924 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 2925 | |
f979dc05 | 2926 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
2927 | "value-changed", |
2928 | scroll_callback, | |
f979dc05 | 2929 | (gpointer) bar); |
ff59904a | 2930 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
2931 | g_signal_connect (G_OBJECT (wscroll), |
2932 | "destroy", | |
2933 | G_CALLBACK (xg_gtk_scroll_destroy), | |
ff59904a | 2934 | (gpointer) (EMACS_INT) scroll_id); |
f392e843 JD |
2935 | |
2936 | /* Connect to button press and button release to detect if any scroll bar | |
2937 | has the pointer. */ | |
2938 | g_signal_connect (G_OBJECT (wscroll), | |
2939 | "button-press-event", | |
2940 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2941 | (gpointer) bar); |
f392e843 JD |
2942 | g_signal_connect (G_OBJECT (wscroll), |
2943 | "button-release-event", | |
2944 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2945 | (gpointer) bar); |
177c0ea7 | 2946 | |
1755a397 JD |
2947 | /* The scroll bar widget does not draw on a window of its own. Instead |
2948 | it draws on the parent window, in this case the edit widget. So | |
2949 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
2950 | also, which causes flicker. Put an event box between the edit widget | |
2951 | and the scroll bar, so the scroll bar instead draws itself on the | |
2952 | event box window. */ | |
2953 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
2954 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
c43923ad | 2955 | |
f392e843 JD |
2956 | |
2957 | /* Set the cursor to an arrow. */ | |
1755a397 | 2958 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2959 | |
2960 | SET_SCROLL_BAR_X_WINDOW (bar, scroll_id); | |
2961 | } | |
2962 | ||
2963 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 2964 | |
f392e843 JD |
2965 | void |
2966 | xg_show_scroll_bar (scrollbar_id) | |
2967 | int scrollbar_id; | |
2968 | { | |
2969 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2970 | if (w) | |
1755a397 | 2971 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
2972 | } |
2973 | ||
2974 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 2975 | |
f392e843 JD |
2976 | void |
2977 | xg_remove_scroll_bar (f, scrollbar_id) | |
2978 | FRAME_PTR f; | |
2979 | int scrollbar_id; | |
2980 | { | |
2981 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2982 | if (w) | |
2983 | { | |
1755a397 | 2984 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 2985 | gtk_widget_destroy (w); |
1755a397 | 2986 | gtk_widget_destroy (wparent); |
f392e843 JD |
2987 | SET_FRAME_GARBAGED (f); |
2988 | } | |
2989 | } | |
2990 | ||
f392e843 JD |
2991 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
2992 | in frame F. | |
2993 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
2994 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 2995 | |
f392e843 | 2996 | void |
1755a397 | 2997 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
2998 | FRAME_PTR f; |
2999 | int scrollbar_id; | |
3000 | int top; | |
3001 | int left; | |
3002 | int width; | |
3003 | int height; | |
3004 | { | |
f392e843 | 3005 | |
49853a4d | 3006 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 3007 | |
49853a4d JD |
3008 | if (wscroll) |
3009 | { | |
cea9be54 | 3010 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 3011 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 3012 | |
ab2d724b | 3013 | /* Move and resize to new values. */ |
1755a397 | 3014 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
817d354b JD |
3015 | gtk_widget_set_size_request (wscroll, width, height); |
3016 | gtk_widget_queue_draw (wparent); | |
3017 | gdk_window_process_all_updates (); | |
3018 | /* GTK does not redraw until the main loop is entered again, but | |
3019 | if there are no X events pending we will not enter it. So we sync | |
3020 | here to get some events. */ | |
3021 | x_sync (f); | |
49853a4d JD |
3022 | SET_FRAME_GARBAGED (f); |
3023 | cancel_mouse_face (f); | |
3024 | } | |
f392e843 JD |
3025 | } |
3026 | ||
3027 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3028 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 3029 | |
f392e843 JD |
3030 | void |
3031 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3032 | struct scroll_bar *bar; | |
3033 | int portion, position, whole; | |
3034 | { | |
3035 | GtkWidget *wscroll = xg_get_widget_from_map (SCROLL_BAR_X_WINDOW (bar)); | |
3036 | ||
3037 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3038 | ||
17097258 | 3039 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3040 | { |
3041 | GtkAdjustment *adj; | |
3042 | gdouble shown; | |
3043 | gdouble top; | |
3044 | int size, value; | |
7863d625 JD |
3045 | int new_step; |
3046 | int changed = 0; | |
177c0ea7 | 3047 | |
f392e843 JD |
3048 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3049 | ||
17097258 JD |
3050 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3051 | rather than the real portion value. This makes the thumb less likely | |
3052 | to resize and that looks better. */ | |
be786000 | 3053 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3054 | /* When the thumb is at the bottom, position == whole. |
3055 | So we need to increase `whole' to make space for the thumb. */ | |
3056 | whole += portion; | |
3057 | ||
f392e843 JD |
3058 | if (whole <= 0) |
3059 | top = 0, shown = 1; | |
3060 | else | |
3061 | { | |
f392e843 | 3062 | top = (gdouble) position / whole; |
7863d625 | 3063 | shown = (gdouble) portion / whole; |
f392e843 JD |
3064 | } |
3065 | ||
7863d625 JD |
3066 | size = shown * XG_SB_RANGE; |
3067 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3068 | size = max (size, 1); |
3069 | ||
7863d625 JD |
3070 | value = top * XG_SB_RANGE; |
3071 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3072 | value = max (value, XG_SB_MIN); |
3073 | ||
7863d625 | 3074 | /* Assume all lines are of equal size. */ |
be786000 | 3075 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3076 | |
3077 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3078 | || (int) adj->step_increment != new_step) |
3079 | { | |
7863d625 JD |
3080 | adj->page_size = size; |
3081 | adj->step_increment = new_step; | |
2a2071c3 | 3082 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3083 | adj->page_increment = (int) (0.95*adj->page_size); |
3084 | changed = 1; | |
2a2071c3 | 3085 | } |
17097258 | 3086 | |
7863d625 JD |
3087 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3088 | { | |
3089 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3090 | |
7863d625 | 3091 | BLOCK_INPUT; |
cea9be54 | 3092 | |
7863d625 JD |
3093 | /* gtk_range_set_value invokes the callback. Set |
3094 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3095 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3096 | |
7863d625 JD |
3097 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3098 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3099 | else if (changed) | |
3100 | gtk_adjustment_changed (adj); | |
3101 | ||
3102 | xg_ignore_gtk_scrollbar = 0; | |
3103 | ||
3104 | UNBLOCK_INPUT; | |
3105 | } | |
3106 | } | |
f392e843 JD |
3107 | } |
3108 | ||
3109 | \f | |
3110 | /*********************************************************************** | |
3111 | Tool bar functions | |
3112 | ***********************************************************************/ | |
3113 | /* The key for the data we put in the GtkImage widgets. The data is | |
3114 | the image used by Emacs. We use this to see if we need to update | |
3115 | the GtkImage with a new image. */ | |
3116 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3117 | ||
3118 | /* Callback function invoked when a tool bar item is pressed. | |
3119 | W is the button widget in the tool bar that got pressed, | |
3120 | CLIENT_DATA is an integer that is the index of the button in the | |
3121 | tool bar. 0 is the first button. */ | |
71bacd48 | 3122 | |
f392e843 JD |
3123 | static void |
3124 | xg_tool_bar_callback (w, client_data) | |
3125 | GtkWidget *w; | |
3126 | gpointer client_data; | |
3127 | { | |
ff59904a JD |
3128 | /* The EMACS_INT cast avoids a warning. */ |
3129 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3130 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3131 | Lisp_Object key, frame; | |
3132 | struct input_event event; | |
aa4ac494 | 3133 | EVENT_INIT (event); |
f392e843 JD |
3134 | |
3135 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3136 | return; | |
3137 | ||
3138 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3139 | |
f392e843 JD |
3140 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3141 | XSETFRAME (frame, f); | |
3142 | event.kind = TOOL_BAR_EVENT; | |
3143 | event.frame_or_window = frame; | |
3144 | event.arg = frame; | |
3145 | kbd_buffer_store_event (&event); | |
3146 | ||
3147 | event.kind = TOOL_BAR_EVENT; | |
3148 | event.frame_or_window = frame; | |
3149 | event.arg = key; | |
3150 | event.modifiers = 0; /* These are not available. */ | |
3151 | kbd_buffer_store_event (&event); | |
3152 | } | |
3153 | ||
3154 | /* This callback is called when a tool bar is detached. We must set | |
3155 | the height of the tool bar to zero when this happens so frame sizes | |
3156 | are correctly calculated. | |
3157 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3158 | W is the tool bar widget. | |
3159 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3160 | |
f392e843 JD |
3161 | static void |
3162 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3163 | GtkHandleBox *wbox; | |
3164 | GtkWidget *w; | |
3165 | gpointer client_data; | |
3166 | { | |
3167 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3168 | ||
3169 | if (f) | |
3170 | { | |
e0910857 JD |
3171 | FRAME_X_OUTPUT (f)->toolbar_detached = 1; |
3172 | ||
f392e843 JD |
3173 | /* When detaching a tool bar, not everything dissapear. There are |
3174 | a few pixels left that are used to drop the tool bar back into | |
3175 | place. */ | |
f392e843 JD |
3176 | FRAME_TOOLBAR_HEIGHT (f) = 2; |
3177 | ||
3178 | /* The height has changed, resize outer widget and set columns | |
3179 | rows to what we had before detaching the tool bar. */ | |
be786000 | 3180 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3181 | } |
3182 | } | |
3183 | ||
3184 | /* This callback is called when a tool bar is reattached. We must set | |
3185 | the height of the tool bar when this happens so frame sizes | |
3186 | are correctly calculated. | |
3187 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3188 | W is the tool bar widget. | |
3189 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3190 | |
f392e843 JD |
3191 | static void |
3192 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3193 | GtkHandleBox *wbox; | |
3194 | GtkWidget *w; | |
3195 | gpointer client_data; | |
3196 | { | |
3197 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3198 | ||
3199 | if (f) | |
3200 | { | |
3201 | GtkRequisition req; | |
3202 | ||
e0910857 JD |
3203 | FRAME_X_OUTPUT (f)->toolbar_detached = 0; |
3204 | ||
f392e843 JD |
3205 | gtk_widget_size_request (w, &req); |
3206 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3207 | ||
3208 | /* The height has changed, resize outer widget and set columns | |
e0910857 | 3209 | rows to what we had before attaching the tool bar. */ |
be786000 | 3210 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3211 | } |
3212 | } | |
3213 | ||
3214 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3215 | It is used for displaying and hiding the help text. | |
3216 | W is the tool bar item, a button. | |
3217 | EVENT is either an enter event or leave event. | |
3218 | CLIENT_DATA is an integer that is the index of the button in the | |
3219 | tool bar. 0 is the first button. | |
3220 | ||
3221 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3222 | |
f392e843 JD |
3223 | static gboolean |
3224 | xg_tool_bar_help_callback (w, event, client_data) | |
3225 | GtkWidget *w; | |
3226 | GdkEventCrossing *event; | |
3227 | gpointer client_data; | |
3228 | { | |
ff59904a JD |
3229 | /* The EMACS_INT cast avoids a warning. */ |
3230 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3231 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3232 | Lisp_Object help, frame; | |
3233 | ||
3234 | if (! GTK_IS_BUTTON (w)) | |
3235 | { | |
3236 | return FALSE; | |
3237 | } | |
3238 | ||
3239 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
d9301435 | 3240 | return FALSE; |
f392e843 JD |
3241 | |
3242 | if (event->type == GDK_ENTER_NOTIFY) | |
3243 | { | |
3244 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3245 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3246 | ||
3247 | if (NILP (help)) | |
3248 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3249 | } | |
3250 | else | |
3251 | help = Qnil; | |
3252 | ||
3253 | XSETFRAME (frame, f); | |
3254 | kbd_buffer_store_help_event (frame, help); | |
3255 | ||
3256 | return FALSE; | |
3257 | } | |
3258 | ||
3259 | ||
f098b121 JD |
3260 | /* This callback is called when a tool bar item shall be redrawn. |
3261 | It modifies the expose event so that the GtkImage widget redraws the | |
3262 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3263 | in the wrong place when it tries to redraw just a part of the image. | |
3264 | W is the GtkImage to be redrawn. | |
3265 | EVENT is the expose event for W. | |
3266 | CLIENT_DATA is unused. | |
3267 | ||
3268 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3269 | |
f098b121 | 3270 | static gboolean |
3a8a22fc | 3271 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3272 | GtkWidget *w; |
3273 | GdkEventExpose *event; | |
3274 | gpointer client_data; | |
3275 | { | |
b676f356 JD |
3276 | gint width, height; |
3277 | ||
3278 | gdk_drawable_get_size (event->window, &width, &height); | |
3279 | ||
3280 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3281 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3282 | ||
810f2256 JD |
3283 | event->area.x = max (0, event->area.x); |
3284 | event->area.y = max (0, event->area.y); | |
c43923ad | 3285 | |
b676f356 JD |
3286 | event->area.width = max (width, event->area.width); |
3287 | event->area.height = max (height, event->area.height); | |
c43923ad | 3288 | |
f098b121 JD |
3289 | return FALSE; |
3290 | } | |
3291 | ||
3a8a22fc JD |
3292 | /* This callback is called when a tool bar shall be redrawn. |
3293 | We need to update the tool bar from here in case the image cache | |
3294 | has deleted the pixmaps used in the tool bar. | |
3295 | W is the GtkToolbar to be redrawn. | |
3296 | EVENT is the expose event for W. | |
3297 | CLIENT_DATA is pointing to the frame for this tool bar. | |
3298 | ||
3299 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3300 | |
3a8a22fc JD |
3301 | static gboolean |
3302 | xg_tool_bar_expose_callback (w, event, client_data) | |
3303 | GtkWidget *w; | |
3304 | GdkEventExpose *event; | |
3305 | gpointer client_data; | |
3306 | { | |
810f2256 | 3307 | update_frame_tool_bar ((FRAME_PTR) client_data); |
3a8a22fc JD |
3308 | return FALSE; |
3309 | } | |
3310 | ||
71bacd48 JD |
3311 | /* Create a tool bar for frame F. */ |
3312 | ||
f392e843 JD |
3313 | static void |
3314 | xg_create_tool_bar (f) | |
3315 | FRAME_PTR f; | |
3316 | { | |
3317 | struct x_output *x = f->output_data.x; | |
3318 | GtkRequisition req; | |
3319 | int vbox_pos = x->menubar_widget ? 1 : 0; | |
3320 | ||
3321 | x->toolbar_widget = gtk_toolbar_new (); | |
3322 | x->handlebox_widget = gtk_handle_box_new (); | |
e0910857 JD |
3323 | x->toolbar_detached = 0; |
3324 | ||
f392e843 JD |
3325 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), |
3326 | x->toolbar_widget); | |
177c0ea7 | 3327 | |
f392e843 JD |
3328 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3329 | FALSE, FALSE, 0); | |
177c0ea7 | 3330 | |
f392e843 JD |
3331 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3332 | vbox_pos); | |
3333 | ||
f098b121 JD |
3334 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3335 | ||
3336 | /* We only have icons, so override any user setting. We could | |
3337 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3338 | below), but some of those strings are long, making the toolbar so | |
3339 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3340 | item equal size, so the longest caption determine the size of every | |
3341 | tool bar item. I think the creators of the GtkToolbar widget | |
3342 | counted on 4 or 5 character long strings. */ | |
3343 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3344 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3345 | GTK_ORIENTATION_HORIZONTAL); | |
3346 | ||
f392e843 JD |
3347 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3348 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3349 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3350 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
3a8a22fc JD |
3351 | g_signal_connect (G_OBJECT (x->toolbar_widget), |
3352 | "expose-event", | |
3353 | G_CALLBACK (xg_tool_bar_expose_callback), | |
3354 | f); | |
f392e843 JD |
3355 | |
3356 | gtk_widget_show_all (x->handlebox_widget); | |
3357 | ||
3358 | gtk_widget_size_request (x->toolbar_widget, &req); | |
3359 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
177c0ea7 | 3360 | |
f392e843 JD |
3361 | /* The height has changed, resize outer widget and set columns |
3362 | rows to what we had before adding the tool bar. */ | |
be786000 | 3363 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 3364 | |
f392e843 JD |
3365 | SET_FRAME_GARBAGED (f); |
3366 | } | |
3367 | ||
71bacd48 JD |
3368 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3369 | ||
f392e843 JD |
3370 | void |
3371 | update_frame_tool_bar (f) | |
3372 | FRAME_PTR f; | |
3373 | { | |
3374 | int i; | |
3375 | GtkRequisition old_req, new_req; | |
3376 | GList *icon_list; | |
49853a4d | 3377 | GList *iter; |
f392e843 | 3378 | struct x_output *x = f->output_data.x; |
133c0116 | 3379 | int hmargin, vmargin; |
f392e843 JD |
3380 | |
3381 | if (! FRAME_GTK_WIDGET (f)) | |
3382 | return; | |
3383 | ||
3384 | BLOCK_INPUT; | |
177c0ea7 | 3385 | |
133c0116 JD |
3386 | if (INTEGERP (Vtool_bar_button_margin) |
3387 | && XINT (Vtool_bar_button_margin) > 0) | |
3388 | { | |
3389 | hmargin = XFASTINT (Vtool_bar_button_margin); | |
3390 | vmargin = XFASTINT (Vtool_bar_button_margin); | |
3391 | } | |
3392 | else if (CONSP (Vtool_bar_button_margin)) | |
3393 | { | |
3394 | if (INTEGERP (XCAR (Vtool_bar_button_margin)) | |
3395 | && XINT (XCAR (Vtool_bar_button_margin)) > 0) | |
3396 | hmargin = XFASTINT (XCAR (Vtool_bar_button_margin)); | |
3397 | ||
3398 | if (INTEGERP (XCDR (Vtool_bar_button_margin)) | |
3399 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
3400 | vmargin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
3401 | } | |
3402 | ||
3403 | /* The natural size (i.e. when GTK uses 0 as margin) looks best, | |
3404 | so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK", | |
3405 | i.e. zero. This means that margins less than | |
3406 | DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */ | |
3407 | hmargin = max (0, hmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3408 | vmargin = max (0, vmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
c43923ad | 3409 | |
f392e843 JD |
3410 | if (! x->toolbar_widget) |
3411 | xg_create_tool_bar (f); | |
3412 | ||
3413 | gtk_widget_size_request (x->toolbar_widget, &old_req); | |
3414 | ||
3415 | icon_list = gtk_container_get_children (GTK_CONTAINER (x->toolbar_widget)); | |
49853a4d | 3416 | iter = icon_list; |
177c0ea7 | 3417 | |
f392e843 JD |
3418 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3419 | { | |
3420 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) | |
3421 | ||
3422 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); | |
3423 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3424 | int idx; | |
3425 | int img_id; | |
3426 | struct image *img; | |
3427 | Lisp_Object image; | |
49853a4d | 3428 | GtkWidget *wicon = iter ? GTK_WIDGET (iter->data) : 0; |
26b74a0b | 3429 | |
49853a4d | 3430 | if (iter) iter = g_list_next (iter); |
f392e843 JD |
3431 | |
3432 | /* If image is a vector, choose the image according to the | |
3433 | button state. */ | |
3434 | image = PROP (TOOL_BAR_ITEM_IMAGES); | |
3435 | if (VECTORP (image)) | |
3436 | { | |
3437 | if (enabled_p) | |
3438 | idx = (selected_p | |
3439 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3440 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3441 | else | |
3442 | idx = (selected_p | |
3443 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
3444 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
3445 | ||
3446 | xassert (ASIZE (image) >= idx); | |
3447 | image = AREF (image, idx); | |
3448 | } | |
3449 | else | |
3450 | idx = -1; | |
3451 | ||
3452 | /* Ignore invalid image specifications. */ | |
3453 | if (!valid_image_p (image)) | |
3454 | { | |
3455 | if (wicon) gtk_widget_hide (wicon); | |
3456 | continue; | |
3457 | } | |
3458 | ||
3459 | img_id = lookup_image (f, image); | |
3460 | img = IMAGE_FROM_ID (f, img_id); | |
1d1885fc | 3461 | prepare_image_for_display (f, img); |
f392e843 | 3462 | |
1d1885fc JD |
3463 | if (img->load_failed_p || img->pixmap == None) |
3464 | { | |
3465 | if (wicon) gtk_widget_hide (wicon); | |
3466 | continue; | |
3467 | } | |
177c0ea7 | 3468 | |
f392e843 JD |
3469 | if (! wicon) |
3470 | { | |
5b166323 | 3471 | GtkWidget *w = xg_get_image_for_pixmap (f, img, x->widget, NULL); |
f392e843 | 3472 | |
133c0116 JD |
3473 | gtk_misc_set_padding (GTK_MISC (w), hmargin, vmargin); |
3474 | ||
ff59904a | 3475 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3476 | gtk_toolbar_append_item (GTK_TOOLBAR (x->toolbar_widget), |
3477 | 0, 0, 0, | |
3478 | w, | |
3479 | GTK_SIGNAL_FUNC (xg_tool_bar_callback), | |
ff59904a | 3480 | (gpointer) (EMACS_INT) i); |
177c0ea7 | 3481 | |
f392e843 JD |
3482 | /* Save the image so we can see if an update is needed when |
3483 | this function is called again. */ | |
3484 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3485 | (gpointer)img->pixmap); |
f392e843 | 3486 | |
f098b121 | 3487 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 3488 | comment for xg_tool_bar_item_expose_callback. */ |
f098b121 JD |
3489 | g_signal_connect (G_OBJECT (w), |
3490 | "expose-event", | |
3a8a22fc | 3491 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
3492 | 0); |
3493 | ||
f392e843 JD |
3494 | /* We must set sensitive on the button that is the parent |
3495 | of the GtkImage parent. Go upwards until we find the button. */ | |
3496 | while (! GTK_IS_BUTTON (w)) | |
3497 | w = gtk_widget_get_parent (w); | |
177c0ea7 | 3498 | |
f392e843 JD |
3499 | if (w) |
3500 | { | |
3501 | /* Save the frame in the button so the xg_tool_bar_callback | |
3502 | can get at it. */ | |
3503 | g_object_set_data (G_OBJECT (w), XG_FRAME_DATA, (gpointer)f); | |
3504 | gtk_widget_set_sensitive (w, enabled_p); | |
3505 | ||
3506 | /* Use enter/leave notify to show help. We use the events | |
3507 | rather than the GtkButton specific signals "enter" and | |
3508 | "leave", so we can have only one callback. The event | |
3509 | will tell us what kind of event it is. */ | |
ff59904a | 3510 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3511 | g_signal_connect (G_OBJECT (w), |
3512 | "enter-notify-event", | |
3513 | G_CALLBACK (xg_tool_bar_help_callback), | |
ff59904a | 3514 | (gpointer) (EMACS_INT) i); |
f392e843 JD |
3515 | g_signal_connect (G_OBJECT (w), |
3516 | "leave-notify-event", | |
3517 | G_CALLBACK (xg_tool_bar_help_callback), | |
ff59904a | 3518 | (gpointer) (EMACS_INT) i); |
f392e843 JD |
3519 | } |
3520 | } | |
3521 | else | |
3522 | { | |
3523 | /* The child of the tool bar is a button. Inside that button | |
3524 | is a vbox. Inside that vbox is the GtkImage. */ | |
3525 | GtkWidget *wvbox = gtk_bin_get_child (GTK_BIN (wicon)); | |
49853a4d JD |
3526 | GList *chlist = gtk_container_get_children (GTK_CONTAINER (wvbox)); |
3527 | GtkImage *wimage = GTK_IMAGE (chlist->data); | |
26b74a0b JD |
3528 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
3529 | XG_TOOL_BAR_IMAGE_DATA); | |
49853a4d | 3530 | g_list_free (chlist); |
f392e843 | 3531 | |
133c0116 JD |
3532 | gtk_misc_set_padding (GTK_MISC (wimage), hmargin, vmargin); |
3533 | ||
26b74a0b | 3534 | if (old_img != img->pixmap) |
5b166323 | 3535 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); |
f392e843 JD |
3536 | |
3537 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3538 | (gpointer)img->pixmap); |
f392e843 JD |
3539 | |
3540 | gtk_widget_set_sensitive (wicon, enabled_p); | |
3541 | gtk_widget_show (wicon); | |
3542 | } | |
177c0ea7 | 3543 | |
f392e843 JD |
3544 | #undef PROP |
3545 | } | |
3546 | ||
3547 | /* Remove buttons not longer needed. We just hide them so they | |
3548 | can be reused later on. */ | |
49853a4d | 3549 | while (iter) |
f392e843 | 3550 | { |
49853a4d | 3551 | GtkWidget *w = GTK_WIDGET (iter->data); |
f392e843 | 3552 | gtk_widget_hide (w); |
49853a4d | 3553 | iter = g_list_next (iter); |
f392e843 JD |
3554 | } |
3555 | ||
3556 | gtk_widget_size_request (x->toolbar_widget, &new_req); | |
e0910857 JD |
3557 | if (old_req.height != new_req.height |
3558 | && ! FRAME_X_OUTPUT (f)->toolbar_detached) | |
f392e843 JD |
3559 | { |
3560 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
be786000 | 3561 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3562 | } |
3563 | ||
49853a4d JD |
3564 | if (icon_list) g_list_free (icon_list); |
3565 | ||
f392e843 JD |
3566 | UNBLOCK_INPUT; |
3567 | } | |
3568 | ||
71bacd48 JD |
3569 | /* Deallocate all resources for the tool bar on frame F. |
3570 | Remove the tool bar. */ | |
3571 | ||
f392e843 JD |
3572 | void |
3573 | free_frame_tool_bar (f) | |
3574 | FRAME_PTR f; | |
3575 | { | |
3576 | struct x_output *x = f->output_data.x; | |
3577 | ||
3578 | if (x->toolbar_widget) | |
3579 | { | |
f392e843 JD |
3580 | BLOCK_INPUT; |
3581 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
3582 | x->handlebox_widget); | |
3583 | x->toolbar_widget = 0; | |
3584 | x->handlebox_widget = 0; | |
3585 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
3586 | ||
3587 | /* The height has changed, resize outer widget and set columns | |
3588 | rows to what we had before removing the tool bar. */ | |
be786000 | 3589 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3590 | |
3591 | SET_FRAME_GARBAGED (f); | |
3592 | UNBLOCK_INPUT; | |
3593 | } | |
3594 | } | |
3595 | ||
3596 | ||
3597 | \f | |
3598 | /*********************************************************************** | |
3599 | Initializing | |
3600 | ***********************************************************************/ | |
3601 | void | |
3602 | xg_initialize () | |
3603 | { | |
9f6fcdc5 JD |
3604 | GtkBindingSet *binding_set; |
3605 | ||
f392e843 | 3606 | xg_ignore_gtk_scrollbar = 0; |
da18b5ac | 3607 | xg_detached_menus = 0; |
f392e843 JD |
3608 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
3609 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
3610 | ||
81e302ef JD |
3611 | id_to_widget.max_size = id_to_widget.used = 0; |
3612 | id_to_widget.widgets = 0; | |
3613 | ||
f392e843 JD |
3614 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
3615 | bindings. It doesn't seem to be any way to remove properties, | |
3616 | so we set it to VoidSymbol which in X means "no key". */ | |
3617 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3618 | "gtk-menu-bar-accel", | |
3619 | "VoidSymbol", | |
3620 | EMACS_CLASS); | |
81e302ef JD |
3621 | |
3622 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
3623 | Emacs after all. */ | |
3624 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3625 | "gtk-key-theme-name", | |
3626 | "Emacs", | |
3627 | EMACS_CLASS); | |
9f6fcdc5 JD |
3628 | |
3629 | /* Make dialogs close on C-g. Since file dialog inherits from | |
3630 | dialog, this works for them also. */ | |
3631 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_DIALOG)); | |
3632 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
3633 | "close", 0); | |
3634 | ||
3635 | /* Make menus close on C-g. */ | |
3636 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_MENU_SHELL)); | |
3637 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
3638 | "cancel", 0); | |
f392e843 JD |
3639 | } |
3640 | ||
3641 | #endif /* USE_GTK */ | |
ab5796a9 MB |
3642 | |
3643 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
3644 | (do not change this comment) */ |