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f392e843 JD |
1 | /* Functions for creating and updating GTK widgets. |
2 | Copyright (C) 2003 | |
3 | Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "config.h" | |
23 | ||
24 | #ifdef USE_GTK | |
e8794476 | 25 | #include <string.h> |
aa477689 | 26 | #include <signal.h> |
e8794476 | 27 | #include <stdio.h> |
f392e843 JD |
28 | #include "lisp.h" |
29 | #include "xterm.h" | |
30 | #include "blockinput.h" | |
aa477689 | 31 | #include "syssignal.h" |
f392e843 JD |
32 | #include "window.h" |
33 | #include "atimer.h" | |
34 | #include "gtkutil.h" | |
35 | #include "termhooks.h" | |
5b07197a DL |
36 | #include "keyboard.h" |
37 | #include "charset.h" | |
38 | #include "coding.h" | |
f392e843 JD |
39 | #include <gdk/gdkkeysyms.h> |
40 | ||
810f2256 | 41 | |
f392e843 | 42 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 43 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 44 | |
810f2256 JD |
45 | \f |
46 | /*********************************************************************** | |
47 | Display handling functions | |
48 | ***********************************************************************/ | |
49 | ||
50 | #ifdef HAVE_GTK_MULTIDISPLAY | |
51 | ||
52 | /* Return the GdkDisplay that corresponds to the X display DPY. */ | |
71bacd48 | 53 | |
810f2256 JD |
54 | static GdkDisplay * |
55 | xg_get_gdk_display (dpy) | |
56 | Display *dpy; | |
57 | { | |
58 | return gdk_x11_lookup_xdisplay (dpy); | |
59 | } | |
60 | ||
61 | /* When the GTK widget W is to be created on a display for F that | |
62 | is not the default display, set the display for W. | |
63 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 64 | |
810f2256 JD |
65 | static void |
66 | xg_set_screen (w, f) | |
67 | GtkWidget *w; | |
68 | FRAME_PTR f; | |
69 | { | |
70 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
71 | { | |
72 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
73 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
74 | ||
75 | if (GTK_IS_MENU (w)) | |
76 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
77 | else | |
78 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
79 | } | |
80 | } | |
81 | ||
82 | ||
83 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
84 | ||
85 | /* Make some defines so we can use the GTK 2.2 functions when | |
86 | compiling with GTK 2.0. */ | |
71bacd48 | 87 | |
810f2256 JD |
88 | #define xg_set_screen(w, f) |
89 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
90 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
91 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
92 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
93 | #define GdkDisplay void | |
94 | ||
95 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
96 | ||
97 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
98 | *DPY is set to NULL if the display can't be opened. | |
99 | ||
100 | Returns non-zero if display could be opened, zero if display could not | |
101 | be opened, and less than zero if the GTK version doesn't support | |
102 | multipe displays. */ | |
71bacd48 | 103 | |
810f2256 JD |
104 | int |
105 | xg_display_open (display_name, dpy) | |
106 | char *display_name; | |
107 | Display **dpy; | |
108 | { | |
109 | #ifdef HAVE_GTK_MULTIDISPLAY | |
110 | GdkDisplay *gdpy; | |
111 | ||
112 | gdpy = gdk_display_open (display_name); | |
113 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; | |
114 | ||
115 | return gdpy != NULL; | |
116 | ||
117 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
118 | ||
119 | return -1; | |
120 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
121 | } | |
122 | ||
123 | ||
71bacd48 JD |
124 | /* Close display DPY. */ |
125 | ||
810f2256 JD |
126 | void |
127 | xg_display_close (Display *dpy) | |
128 | { | |
129 | #ifdef HAVE_GTK_MULTIDISPLAY | |
130 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
131 | ||
132 | /* GTK 2.2 has a bug that makes gdk_display_close crash (bug | |
133 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way | |
134 | we can continue running, but there will be memory leaks. */ | |
135 | ||
136 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 4 | |
137 | ||
138 | /* If this is the default display, we must change it before calling | |
139 | dispose, otherwise it will crash. */ | |
140 | if (gdk_display_get_default () == gdpy) | |
141 | { | |
142 | struct x_display_info *dpyinfo; | |
143 | Display *new_dpy = 0; | |
144 | GdkDisplay *gdpy_new; | |
145 | ||
146 | /* Find another display. */ | |
147 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
148 | if (dpyinfo->display != dpy) | |
149 | { | |
150 | new_dpy = dpyinfo->display; | |
151 | break; | |
152 | } | |
153 | ||
154 | if (! new_dpy) return; /* Emacs will exit anyway. */ | |
155 | ||
156 | gdpy_new = gdk_x11_lookup_xdisplay (new_dpy); | |
157 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
158 | gdpy_new); | |
159 | } | |
160 | ||
161 | g_object_run_dispose (G_OBJECT (gdpy)); | |
162 | ||
163 | #else | |
164 | /* I hope this will be fixed in GTK 2.4. It is what bug 85715 says. */ | |
165 | gdk_display_close (gdpy); | |
166 | #endif | |
167 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
168 | } | |
cea9be54 | 169 | |
f392e843 JD |
170 | \f |
171 | /*********************************************************************** | |
172 | Utility functions | |
173 | ***********************************************************************/ | |
174 | /* The timer for scroll bar repetition and menu bar timeouts. | |
175 | NULL if no timer is started. */ | |
176 | static struct atimer *xg_timer; | |
177 | ||
f392e843 JD |
178 | |
179 | /* The next two variables and functions are taken from lwlib. */ | |
180 | static widget_value *widget_value_free_list; | |
181 | static int malloc_cpt; | |
182 | ||
183 | /* Allocate a widget_value structure, either by taking one from the | |
184 | widget_value_free_list or by malloc:ing a new one. | |
185 | ||
186 | Return a pointer to the allocated structure. */ | |
71bacd48 | 187 | |
f392e843 JD |
188 | widget_value * |
189 | malloc_widget_value () | |
190 | { | |
191 | widget_value *wv; | |
192 | if (widget_value_free_list) | |
193 | { | |
194 | wv = widget_value_free_list; | |
195 | widget_value_free_list = wv->free_list; | |
196 | wv->free_list = 0; | |
197 | } | |
198 | else | |
199 | { | |
200 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
201 | malloc_cpt++; | |
202 | } | |
203 | memset (wv, 0, sizeof (widget_value)); | |
204 | return wv; | |
205 | } | |
206 | ||
207 | /* This is analogous to free. It frees only what was allocated | |
208 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 209 | |
f392e843 JD |
210 | void |
211 | free_widget_value (wv) | |
212 | widget_value *wv; | |
213 | { | |
214 | if (wv->free_list) | |
215 | abort (); | |
216 | ||
217 | if (malloc_cpt > 25) | |
218 | { | |
219 | /* When the number of already allocated cells is too big, | |
220 | We free it. */ | |
221 | free (wv); | |
222 | malloc_cpt--; | |
223 | } | |
224 | else | |
225 | { | |
226 | wv->free_list = widget_value_free_list; | |
227 | widget_value_free_list = wv; | |
228 | } | |
229 | } | |
230 | ||
f392e843 | 231 | |
810f2256 JD |
232 | /* Create and return the cursor to be used for popup menus and |
233 | scroll bars on display DPY. */ | |
71bacd48 | 234 | |
810f2256 JD |
235 | GdkCursor * |
236 | xg_create_default_cursor (dpy) | |
237 | Display *dpy; | |
238 | { | |
239 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
240 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
241 | } | |
242 | ||
5b166323 JD |
243 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
244 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
245 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
246 | will look bad. For display with more than 8 planes we just use the | |
247 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
248 | able to use external pixmaps, it looks bad whatever we do. | |
249 | The image is defined on the display where frame F is. | |
250 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
251 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
252 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 253 | |
5b166323 JD |
254 | static GtkWidget * |
255 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
256 | FRAME_PTR f; |
257 | struct image *img; | |
5b166323 JD |
258 | GtkWidget *widget; |
259 | GtkImage *old_widget; | |
810f2256 | 260 | { |
5b166323 JD |
261 | GdkPixmap *gpix; |
262 | GdkPixmap *gmask; | |
03ecb80f JD |
263 | GdkDisplay *gdpy; |
264 | ||
265 | /* If we are on a one bit display, let GTK do all the image handling. | |
266 | This seems to be the only way to make insensitive and activated icons | |
267 | look good. */ | |
268 | if (x_screen_planes (f) == 1) | |
269 | { | |
270 | Lisp_Object specified_file = Qnil; | |
271 | Lisp_Object tail; | |
272 | extern Lisp_Object QCfile; | |
273 | ||
274 | for (tail = XCDR (img->spec); | |
275 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
276 | tail = XCDR (XCDR (tail))) | |
277 | if (EQ (XCAR (tail), QCfile)) | |
278 | specified_file = XCAR (XCDR (tail)); | |
279 | ||
280 | if (STRINGP (specified_file)) | |
281 | { | |
282 | ||
283 | Lisp_Object file = Qnil; | |
284 | struct gcpro gcpro1; | |
285 | GCPRO1 (file); | |
286 | ||
287 | file = x_find_image_file (specified_file); | |
288 | /* We already loaded the image once before calling this | |
289 | function, so this should not fail. */ | |
290 | xassert (STRINGP (file) != 0); | |
291 | ||
292 | if (! old_widget) | |
293 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SDATA (file))); | |
294 | else | |
295 | gtk_image_set_from_file (old_widget, SDATA (file)); | |
296 | ||
297 | UNGCPRO; | |
298 | return GTK_WIDGET (old_widget); | |
299 | } | |
300 | } | |
810f2256 | 301 | |
03ecb80f | 302 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
303 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
304 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
305 | ||
306 | if (x_screen_planes (f) > 8 || x_screen_planes (f) == 1) | |
307 | { | |
308 | if (! old_widget) | |
309 | old_widget = GTK_IMAGE (gtk_image_new_from_pixmap (gpix, gmask)); | |
310 | else | |
311 | gtk_image_set_from_pixmap (old_widget, gpix, gmask); | |
312 | } | |
313 | else | |
314 | { | |
03ecb80f JD |
315 | /* This is a workaround to make icons look good on pseudo color |
316 | displays. Apparently GTK expects the images to have an alpha | |
317 | channel. If they don't, insensitive and activated icons will | |
318 | look bad. This workaround does not work on monochrome displays, | |
319 | and is not needed on true color/static color displays (i.e. | |
320 | 16 bits and higher). */ | |
5b166323 JD |
321 | int x, y, width, height, rowstride, mask_rowstride; |
322 | GdkPixbuf *icon_buf, *tmp_buf; | |
323 | guchar *pixels; | |
324 | guchar *mask_pixels; | |
325 | ||
326 | gdk_drawable_get_size (gpix, &width, &height); | |
327 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, | |
328 | gpix, | |
329 | gtk_widget_get_colormap (widget), | |
330 | 0, 0, 0, 0, width, height); | |
331 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
332 | g_object_unref (G_OBJECT (tmp_buf)); | |
333 | ||
334 | if (gmask) | |
335 | { | |
336 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
337 | gmask, | |
338 | NULL, | |
339 | 0, 0, 0, 0, | |
340 | width, height); | |
341 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
342 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
343 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
344 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
345 | int y; | |
346 | ||
347 | for (y = 0; y < height; ++y) | |
348 | { | |
349 | guchar *iconptr, *maskptr; | |
350 | int x; | |
351 | ||
352 | iconptr = pixels + y * rowstride; | |
353 | maskptr = mask_pixels + y * mask_rowstride; | |
354 | ||
355 | for (x = 0; x < width; ++x) | |
356 | { | |
357 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
358 | just R is sufficient. */ | |
359 | if (maskptr[0] == 0) | |
360 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
361 | ||
362 | iconptr += rowstride/width; | |
363 | maskptr += mask_rowstride/width; | |
364 | } | |
365 | } | |
366 | ||
5b166323 JD |
367 | g_object_unref (G_OBJECT (mask_buf)); |
368 | } | |
369 | ||
5b166323 JD |
370 | if (! old_widget) |
371 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
372 | else | |
373 | gtk_image_set_from_pixbuf (old_widget, icon_buf); | |
374 | ||
375 | g_object_unref (G_OBJECT (icon_buf)); | |
376 | } | |
377 | ||
74cdfe05 JD |
378 | g_object_unref (G_OBJECT (gpix)); |
379 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
380 | ||
5b166323 | 381 | return GTK_WIDGET (old_widget); |
810f2256 JD |
382 | } |
383 | ||
384 | ||
385 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
386 | for scroll bars and menu because they create widgets internally, | |
387 | and it is those widgets that are visible. */ | |
71bacd48 | 388 | |
810f2256 | 389 | static void |
f392e843 JD |
390 | xg_set_cursor (w, cursor) |
391 | GtkWidget *w; | |
810f2256 | 392 | GdkCursor *cursor; |
f392e843 JD |
393 | { |
394 | GList *children = gdk_window_peek_children (w->window); | |
395 | ||
810f2256 | 396 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
397 | |
398 | /* The scroll bar widget has more than one GDK window (had to look at | |
399 | the source to figure this out), and there is no way to set cursor | |
400 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
401 | Ditto for menus. */ | |
402 | ||
403 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 404 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
405 | } |
406 | ||
407 | /* Timer function called when a timeout occurs for xg_timer. | |
408 | This function processes all GTK events in a recursive event loop. | |
409 | This is done because GTK timer events are not seen by Emacs event | |
410 | detection, Emacs only looks for X events. When a scroll bar has the | |
411 | pointer (detected by button press/release events below) an Emacs | |
412 | timer is started, and this function can then check if the GTK timer | |
413 | has expired by calling the GTK event loop. | |
414 | Also, when a menu is active, it has a small timeout before it | |
415 | pops down the sub menu under it. */ | |
71bacd48 | 416 | |
f392e843 JD |
417 | static void |
418 | xg_process_timeouts (timer) | |
419 | struct atimer *timer; | |
420 | { | |
421 | BLOCK_INPUT; | |
422 | /* Ideally we would like to just handle timer events, like the Xt version | |
423 | of this does in xterm.c, but there is no such feature in GTK. */ | |
424 | while (gtk_events_pending ()) | |
425 | gtk_main_iteration (); | |
426 | UNBLOCK_INPUT; | |
427 | } | |
428 | ||
429 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
430 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 431 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 432 | |
f392e843 JD |
433 | static void |
434 | xg_start_timer () | |
435 | { | |
436 | if (! xg_timer) | |
437 | { | |
438 | EMACS_TIME interval; | |
439 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
440 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
441 | interval, | |
442 | xg_process_timeouts, | |
443 | 0); | |
444 | } | |
445 | } | |
446 | ||
447 | /* Stop the xg_timer if started. */ | |
71bacd48 | 448 | |
f392e843 JD |
449 | static void |
450 | xg_stop_timer () | |
451 | { | |
452 | if (xg_timer) | |
453 | { | |
454 | cancel_atimer (xg_timer); | |
455 | xg_timer = 0; | |
456 | } | |
457 | } | |
458 | ||
459 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 460 | |
f392e843 JD |
461 | static void |
462 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
463 | { | |
464 | xg_list_node *list_start = list->next; | |
177c0ea7 | 465 | |
f392e843 JD |
466 | if (list_start) list_start->prev = node; |
467 | node->next = list_start; | |
468 | node->prev = 0; | |
469 | list->next = node; | |
470 | } | |
471 | ||
472 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 473 | |
f392e843 JD |
474 | static void |
475 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
476 | { | |
477 | xg_list_node *list_start = list->next; | |
478 | if (node == list_start) | |
479 | { | |
480 | list->next = node->next; | |
481 | if (list->next) list->next->prev = 0; | |
482 | } | |
483 | else | |
484 | { | |
485 | node->prev->next = node->next; | |
486 | if (node->next) node->next->prev = node->prev; | |
487 | } | |
488 | } | |
489 | ||
490 | /* Allocate and return a utf8 version of STR. If STR is already | |
491 | utf8 or NULL, just return STR. | |
492 | If not, a new string is allocated and the caller must free the result | |
493 | with g_free. */ | |
71bacd48 | 494 | |
f392e843 JD |
495 | static char * |
496 | get_utf8_string (str) | |
497 | char *str; | |
498 | { | |
499 | char *utf8_str = str; | |
177c0ea7 | 500 | |
f392e843 JD |
501 | /* If not UTF-8, try current locale. */ |
502 | if (str && !g_utf8_validate (str, -1, NULL)) | |
503 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); | |
504 | ||
505 | return utf8_str; | |
506 | } | |
507 | ||
508 | ||
509 | \f | |
510 | /*********************************************************************** | |
511 | General functions for creating widgets, resizing, events, e.t.c. | |
512 | ***********************************************************************/ | |
513 | ||
514 | /* Make a geometry string and pass that to GTK. It seems this is the | |
515 | only way to get geometry position right if the user explicitly | |
516 | asked for a position when starting Emacs. | |
517 | F is the frame we shall set geometry for. */ | |
71bacd48 | 518 | |
f392e843 JD |
519 | static void |
520 | xg_set_geometry (f) | |
521 | FRAME_PTR f; | |
522 | { | |
be786000 | 523 | if (f->size_hint_flags & USPosition) |
f392e843 | 524 | { |
be786000 KS |
525 | int left = f->left_pos; |
526 | int xneg = f->size_hint_flags & XNegative; | |
527 | int top = f->top_pos; | |
528 | int yneg = f->size_hint_flags & YNegative; | |
f392e843 | 529 | char geom_str[32]; |
177c0ea7 | 530 | |
f392e843 JD |
531 | if (xneg) |
532 | left = -left; | |
533 | if (yneg) | |
534 | top = -top; | |
535 | ||
536 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
be786000 | 537 | FRAME_PIXEL_WIDTH (f), |
f392e843 JD |
538 | FRAME_TOTAL_PIXEL_HEIGHT (f), |
539 | (xneg ? '-' : '+'), left, | |
540 | (yneg ? '-' : '+'), top); | |
541 | ||
542 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
543 | geom_str)) | |
544 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
545 | } | |
546 | } | |
547 | ||
177c0ea7 | 548 | |
f392e843 JD |
549 | /* Resize the outer window of frame F after chainging the height. |
550 | This happend when the menu bar or the tool bar is added or removed. | |
551 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ | |
71bacd48 | 552 | |
f392e843 JD |
553 | static void |
554 | xg_resize_outer_widget (f, columns, rows) | |
555 | FRAME_PTR f; | |
556 | int columns; | |
557 | int rows; | |
558 | { | |
559 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
be786000 | 560 | FRAME_PIXEL_WIDTH (f), FRAME_TOTAL_PIXEL_HEIGHT (f)); |
f392e843 JD |
561 | |
562 | /* base_height is now changed. */ | |
563 | x_wm_set_size_hint (f, 0, 0); | |
564 | ||
565 | /* If we are not mapped yet, set geometry once again, as window | |
566 | height now have changed. */ | |
567 | if (! GTK_WIDGET_MAPPED (FRAME_GTK_OUTER_WIDGET (f))) | |
568 | xg_set_geometry (f); | |
569 | ||
570 | xg_frame_set_char_size (f, columns, rows); | |
571 | gdk_window_process_all_updates (); | |
572 | } | |
573 | ||
574 | /* Function to handle resize of our widgets. Since Emacs has some layouts | |
575 | that does not fit well with GTK standard containers, we do most layout | |
576 | manually. | |
577 | F is the frame to resize. | |
578 | PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */ | |
71bacd48 | 579 | |
f392e843 JD |
580 | void |
581 | xg_resize_widgets (f, pixelwidth, pixelheight) | |
582 | FRAME_PTR f; | |
583 | int pixelwidth, pixelheight; | |
584 | { | |
585 | int mbheight = FRAME_MENUBAR_HEIGHT (f); | |
586 | int tbheight = FRAME_TOOLBAR_HEIGHT (f); | |
be786000 KS |
587 | int rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, (pixelheight |
588 | - mbheight - tbheight)); | |
589 | int columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); | |
177c0ea7 | 590 | |
f392e843 | 591 | if (FRAME_GTK_WIDGET (f) |
1755a397 JD |
592 | && (columns != FRAME_COLS (f) |
593 | || rows != FRAME_LINES (f) | |
594 | || pixelwidth != FRAME_PIXEL_WIDTH (f) | |
595 | || pixelheight != FRAME_PIXEL_HEIGHT (f))) | |
f392e843 JD |
596 | { |
597 | struct x_output *x = f->output_data.x; | |
598 | GtkAllocation all; | |
599 | ||
600 | all.y = mbheight + tbheight; | |
601 | all.x = 0; | |
602 | ||
603 | all.width = pixelwidth; | |
604 | all.height = pixelheight - mbheight - tbheight; | |
605 | ||
606 | gtk_widget_size_allocate (x->edit_widget, &all); | |
cea9be54 | 607 | |
f392e843 JD |
608 | change_frame_size (f, rows, columns, 0, 1, 0); |
609 | SET_FRAME_GARBAGED (f); | |
610 | cancel_mouse_face (f); | |
611 | } | |
612 | } | |
613 | ||
614 | ||
615 | /* Update our widget size to be COLS/ROWS characters for frame F. */ | |
71bacd48 | 616 | |
f392e843 JD |
617 | void |
618 | xg_frame_set_char_size (f, cols, rows) | |
619 | FRAME_PTR f; | |
620 | int cols; | |
621 | int rows; | |
622 | { | |
be786000 | 623 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 624 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 625 | int pixelwidth; |
177c0ea7 | 626 | |
f392e843 JD |
627 | /* Take into account the size of the scroll bar. Always use the |
628 | number of columns occupied by the scroll bar here otherwise we | |
629 | might end up with a frame width that is not a multiple of the | |
630 | frame's character width which is bad for vertically split | |
631 | windows. */ | |
be786000 KS |
632 | f->scroll_bar_actual_width |
633 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 634 | |
055d3c98 | 635 | compute_fringe_widths (f, 0); |
f392e843 | 636 | |
be786000 | 637 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 638 | after calculating that value. */ |
be786000 | 639 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 640 | |
f392e843 JD |
641 | /* Must resize our top level widget. Font size may have changed, |
642 | but not rows/cols. */ | |
643 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
644 | pixelwidth, pixelheight); | |
645 | xg_resize_widgets (f, pixelwidth, pixelheight); | |
f26fab36 | 646 | x_wm_set_size_hint (f, 0, 0); |
5fd6f727 JD |
647 | SET_FRAME_GARBAGED (f); |
648 | cancel_mouse_face (f); | |
f392e843 JD |
649 | } |
650 | ||
810f2256 | 651 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
652 | Must be done like this, because GtkWidget:s can have "hidden" |
653 | X Window that aren't accessible. | |
654 | ||
655 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 656 | |
f392e843 | 657 | GtkWidget * |
810f2256 JD |
658 | xg_win_to_widget (dpy, wdesc) |
659 | Display *dpy; | |
f392e843 JD |
660 | Window wdesc; |
661 | { | |
662 | gpointer gdkwin; | |
663 | GtkWidget *gwdesc = 0; | |
664 | ||
665 | BLOCK_INPUT; | |
810f2256 JD |
666 | |
667 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
668 | wdesc); | |
f392e843 JD |
669 | if (gdkwin) |
670 | { | |
671 | GdkEvent event; | |
672 | event.any.window = gdkwin; | |
673 | gwdesc = gtk_get_event_widget (&event); | |
674 | } | |
177c0ea7 | 675 | |
f392e843 JD |
676 | UNBLOCK_INPUT; |
677 | return gwdesc; | |
678 | } | |
679 | ||
680 | /* Fill in the GdkColor C so that it represents PIXEL. | |
681 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 682 | |
f392e843 JD |
683 | static void |
684 | xg_pix_to_gcolor (w, pixel, c) | |
685 | GtkWidget *w; | |
686 | unsigned long pixel; | |
687 | GdkColor *c; | |
688 | { | |
689 | GdkColormap *map = gtk_widget_get_colormap (w); | |
690 | gdk_colormap_query_color (map, pixel, c); | |
691 | } | |
692 | ||
693 | /* Create and set up the GTK widgets for frame F. | |
694 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 695 | |
f392e843 JD |
696 | int |
697 | xg_create_frame_widgets (f) | |
698 | FRAME_PTR f; | |
699 | { | |
700 | GtkWidget *wtop; | |
701 | GtkWidget *wvbox; | |
702 | GtkWidget *wfixed; | |
703 | GdkColor bg; | |
704 | GtkRcStyle *style; | |
705 | int i; | |
706 | char *title = 0; | |
177c0ea7 | 707 | |
f392e843 JD |
708 | BLOCK_INPUT; |
709 | ||
710 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
810f2256 JD |
711 | xg_set_screen (wtop, f); |
712 | ||
f392e843 JD |
713 | wvbox = gtk_vbox_new (FALSE, 0); |
714 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 715 | |
f392e843 JD |
716 | if (! wtop || ! wvbox || ! wfixed) |
717 | { | |
718 | if (wtop) gtk_widget_destroy (wtop); | |
719 | if (wvbox) gtk_widget_destroy (wvbox); | |
720 | if (wfixed) gtk_widget_destroy (wfixed); | |
721 | ||
722 | return 0; | |
723 | } | |
724 | ||
725 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
726 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
727 | gtk_widget_set_name (wvbox, "pane"); | |
728 | gtk_widget_set_name (wfixed, SDATA (Vx_resource_name)); | |
729 | ||
730 | /* If this frame has a title or name, set it in the title bar. */ | |
5b07197a DL |
731 | if (! NILP (f->title)) title = SDATA (ENCODE_UTF_8 (f->title)); |
732 | else if (! NILP (f->name)) title = SDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
733 | |
734 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 735 | |
f392e843 JD |
736 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
737 | FRAME_GTK_WIDGET (f) = wfixed; | |
738 | f->output_data.x->vbox_widget = wvbox; | |
739 | ||
740 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
741 | ||
810f2256 JD |
742 | gtk_widget_set_size_request (wfixed, FRAME_PIXEL_WIDTH (f), |
743 | FRAME_PIXEL_HEIGHT (f)); | |
177c0ea7 | 744 | |
f392e843 JD |
745 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
746 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
747 | ||
748 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
749 | update_frame_tool_bar (f); | |
750 | ||
751 | /* The tool bar is created but first there are no items in it. | |
752 | This causes it to be zero height. Later items are added, but then | |
753 | the frame is already mapped, so there is a "jumping" resize. | |
754 | This makes geometry handling difficult, for example -0-0 will end | |
755 | up in the wrong place as tool bar height has not been taken into account. | |
756 | So we cheat a bit by setting a height that is what it will have | |
757 | later on when tool bar items are added. */ | |
5500be54 | 758 | if (FRAME_EXTERNAL_TOOL_BAR (f) && f->n_tool_bar_items == 0) |
e0910857 | 759 | FRAME_TOOLBAR_HEIGHT (f) = 38; |
177c0ea7 | 760 | |
7863d625 JD |
761 | |
762 | /* We don't want this widget double buffered, because we draw on it | |
763 | with regular X drawing primitives, so from a GTK/GDK point of | |
764 | view, the widget is totally blank. When an expose comes, this | |
765 | will make the widget blank, and then Emacs redraws it. This flickers | |
766 | a lot, so we turn off double buffering. */ | |
f392e843 | 767 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 768 | |
f392e843 JD |
769 | /* GTK documents says use gtk_window_set_resizable. But then a user |
770 | can't shrink the window from its starting size. */ | |
771 | gtk_window_set_policy (GTK_WINDOW (wtop), TRUE, TRUE, TRUE); | |
772 | gtk_window_set_wmclass (GTK_WINDOW (wtop), | |
773 | SDATA (Vx_resource_name), | |
774 | SDATA (Vx_resource_class)); | |
775 | ||
776 | /* Add callback to do nothing on WM_DELETE_WINDOW. The default in | |
777 | GTK is to destroy the widget. We want Emacs to do that instead. */ | |
778 | g_signal_connect (G_OBJECT (wtop), "delete-event", | |
779 | G_CALLBACK (gtk_true), 0); | |
177c0ea7 | 780 | |
f392e843 JD |
781 | /* Convert our geometry parameters into a geometry string |
782 | and specify it. | |
783 | GTK will itself handle calculating the real position this way. */ | |
784 | xg_set_geometry (f); | |
785 | ||
786 | gtk_widget_add_events (wfixed, | |
787 | GDK_POINTER_MOTION_MASK | |
788 | | GDK_EXPOSURE_MASK | |
789 | | GDK_BUTTON_PRESS_MASK | |
790 | | GDK_BUTTON_RELEASE_MASK | |
791 | | GDK_KEY_PRESS_MASK | |
792 | | GDK_ENTER_NOTIFY_MASK | |
793 | | GDK_LEAVE_NOTIFY_MASK | |
794 | | GDK_FOCUS_CHANGE_MASK | |
795 | | GDK_STRUCTURE_MASK | |
796 | | GDK_VISIBILITY_NOTIFY_MASK); | |
797 | ||
798 | /* Must realize the windows so the X window gets created. It is used | |
799 | by callers of this function. */ | |
800 | gtk_widget_realize (wfixed); | |
801 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
802 | ||
803 | /* Since GTK clears its window by filling with the background color, | |
804 | we must keep X and GTK background in sync. */ | |
805 | xg_pix_to_gcolor (wfixed, f->output_data.x->background_pixel, &bg); | |
806 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); | |
807 | ||
808 | /* Also, do not let any background pixmap to be set, this looks very | |
809 | bad as Emacs overwrites the background pixmap with its own idea | |
810 | of background color. */ | |
811 | style = gtk_widget_get_modifier_style (wfixed); | |
812 | ||
813 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
814 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
815 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 816 | |
f392e843 | 817 | /* GTK does not set any border, and they look bad with GTK. */ |
be786000 KS |
818 | f->border_width = 0; |
819 | f->internal_border_width = 0; | |
f392e843 JD |
820 | |
821 | UNBLOCK_INPUT; | |
822 | ||
823 | return 1; | |
824 | } | |
825 | ||
826 | /* Set the normal size hints for the window manager, for frame F. | |
827 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
828 | that the window now has. | |
829 | If USER_POSITION is nonzero, we set the User Position | |
830 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 831 | |
f392e843 JD |
832 | void |
833 | x_wm_set_size_hint (f, flags, user_position) | |
834 | FRAME_PTR f; | |
835 | long flags; | |
836 | int user_position; | |
837 | { | |
838 | if (FRAME_GTK_OUTER_WIDGET (f)) | |
839 | { | |
840 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
841 | to its own defaults. */ | |
842 | GdkGeometry size_hints; | |
843 | gint hint_flags = 0; | |
844 | int base_width, base_height; | |
845 | int min_rows = 0, min_cols = 0; | |
be786000 | 846 | int win_gravity = f->win_gravity; |
177c0ea7 | 847 | |
f392e843 JD |
848 | if (flags) |
849 | { | |
850 | memset (&size_hints, 0, sizeof (size_hints)); | |
851 | f->output_data.x->size_hints = size_hints; | |
852 | f->output_data.x->hint_flags = hint_flags; | |
853 | } | |
854 | else | |
be786000 | 855 | flags = f->size_hint_flags; |
177c0ea7 | 856 | |
f392e843 JD |
857 | size_hints = f->output_data.x->size_hints; |
858 | hint_flags = f->output_data.x->hint_flags; | |
859 | ||
860 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
be786000 KS |
861 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); |
862 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
f392e843 JD |
863 | |
864 | hint_flags |= GDK_HINT_BASE_SIZE; | |
be786000 KS |
865 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); |
866 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
f392e843 JD |
867 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
868 | ||
869 | check_frame_size (f, &min_rows, &min_cols); | |
870 | ||
871 | size_hints.base_width = base_width; | |
872 | size_hints.base_height = base_height; | |
873 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
874 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
875 | ||
177c0ea7 | 876 | |
f392e843 JD |
877 | /* These currently have a one to one mapping with the X values, but I |
878 | don't think we should rely on that. */ | |
879 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
880 | size_hints.win_gravity = 0; | |
881 | if (win_gravity == NorthWestGravity) | |
882 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
883 | else if (win_gravity == NorthGravity) | |
884 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
885 | else if (win_gravity == NorthEastGravity) | |
886 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
887 | else if (win_gravity == WestGravity) | |
888 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
889 | else if (win_gravity == CenterGravity) | |
890 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
891 | else if (win_gravity == EastGravity) | |
892 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
893 | else if (win_gravity == SouthWestGravity) | |
894 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
895 | else if (win_gravity == SouthGravity) | |
896 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
897 | else if (win_gravity == SouthEastGravity) | |
898 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
899 | else if (win_gravity == StaticGravity) | |
900 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
901 | ||
902 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
903 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
904 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
905 | ||
906 | if (user_position) | |
907 | { | |
908 | hint_flags &= ~GDK_HINT_POS; | |
909 | hint_flags |= GDK_HINT_USER_POS; | |
910 | } | |
911 | ||
912 | BLOCK_INPUT; | |
913 | ||
914 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
915 | FRAME_GTK_OUTER_WIDGET (f), | |
916 | &size_hints, | |
917 | hint_flags); | |
918 | ||
919 | f->output_data.x->size_hints = size_hints; | |
920 | f->output_data.x->hint_flags = hint_flags; | |
921 | UNBLOCK_INPUT; | |
922 | } | |
923 | } | |
924 | ||
925 | /* Change background color of a frame. | |
926 | Since GTK uses the background colour to clear the window, we must | |
927 | keep the GTK and X colors in sync. | |
928 | F is the frame to change, | |
929 | BG is the pixel value to change to. */ | |
71bacd48 | 930 | |
f392e843 JD |
931 | void |
932 | xg_set_background_color (f, bg) | |
933 | FRAME_PTR f; | |
934 | unsigned long bg; | |
935 | { | |
936 | if (FRAME_GTK_WIDGET (f)) | |
937 | { | |
938 | GdkColor gdk_bg; | |
939 | ||
940 | BLOCK_INPUT; | |
941 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
942 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
943 | UNBLOCK_INPUT; | |
944 | } | |
945 | } | |
946 | ||
947 | ||
948 | \f | |
949 | /*********************************************************************** | |
950 | Dialog functions | |
951 | ***********************************************************************/ | |
952 | /* Return the dialog title to use for a dialog of type KEY. | |
953 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 954 | |
f392e843 JD |
955 | static char * |
956 | get_dialog_title (char key) | |
957 | { | |
958 | char *title = ""; | |
177c0ea7 | 959 | |
f392e843 JD |
960 | switch (key) { |
961 | case 'E': case 'e': | |
962 | title = "Error"; | |
963 | break; | |
964 | ||
965 | case 'I': case 'i': | |
966 | title = "Information"; | |
967 | break; | |
968 | ||
969 | case 'L': case 'l': | |
970 | title = "Prompt"; | |
971 | break; | |
972 | ||
973 | case 'P': case 'p': | |
974 | title = "Prompt"; | |
975 | break; | |
976 | ||
977 | case 'Q': case 'q': | |
978 | title = "Question"; | |
979 | break; | |
980 | } | |
981 | ||
982 | return title; | |
983 | } | |
984 | ||
985 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
986 | the dialog, but return TRUE so the event does not propagate further | |
987 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
988 | and we can always destrou the widget manually, regardles of how | |
989 | it was popped down (button press or WM_DELETE_WINDOW). | |
990 | W is the dialog widget. | |
991 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
992 | user_data is NULL (not used). | |
993 | ||
994 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 995 | |
f392e843 JD |
996 | static gboolean |
997 | dialog_delete_callback (w, event, user_data) | |
998 | GtkWidget *w; | |
999 | GdkEvent *event; | |
1000 | gpointer user_data; | |
1001 | { | |
1002 | gtk_widget_unmap (w); | |
1003 | return TRUE; | |
1004 | } | |
1005 | ||
1006 | /* Create a popup dialog window. See also xg_create_widget below. | |
1007 | WV is a widget_value describing the dialog. | |
1008 | SELECT_CB is the callback to use when a button has been pressed. | |
1009 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1010 | ||
1011 | Returns the GTK dialog widget. */ | |
71bacd48 | 1012 | |
f392e843 JD |
1013 | static GtkWidget * |
1014 | create_dialog (wv, select_cb, deactivate_cb) | |
1015 | widget_value *wv; | |
1016 | GCallback select_cb; | |
1017 | GCallback deactivate_cb; | |
1018 | { | |
1019 | char *title = get_dialog_title (wv->name[0]); | |
1020 | int total_buttons = wv->name[1] - '0'; | |
1021 | int right_buttons = wv->name[4] - '0'; | |
1022 | int left_buttons; | |
1023 | int button_nr = 0; | |
1024 | int button_spacing = 10; | |
1025 | GtkWidget *wdialog = gtk_dialog_new (); | |
1026 | widget_value *item; | |
1027 | GtkBox *cur_box; | |
1028 | GtkWidget *wvbox; | |
1029 | GtkWidget *whbox_up; | |
1030 | GtkWidget *whbox_down; | |
1031 | ||
1032 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1033 | instead. This looks better. */ | |
1034 | int make_two_rows = total_buttons > 4; | |
1035 | ||
1036 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1037 | left_buttons = total_buttons - right_buttons; | |
1038 | ||
1039 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1040 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1041 | ||
1042 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1043 | ||
1044 | if (make_two_rows) | |
1045 | { | |
1046 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1047 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1048 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1049 | ||
1050 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1051 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1052 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1053 | ||
1054 | cur_box = GTK_BOX (whbox_up); | |
1055 | } | |
1056 | ||
1057 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1058 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1059 | |
f392e843 JD |
1060 | if (deactivate_cb) |
1061 | { | |
1062 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1063 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1064 | } | |
1065 | ||
1066 | for (item = wv->contents; item; item = item->next) | |
1067 | { | |
1068 | char *utf8_label = get_utf8_string (item->value); | |
1069 | GtkWidget *w; | |
1070 | GtkRequisition req; | |
1071 | ||
0a1d6de0 | 1072 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1073 | { |
1074 | /* This is the text part of the dialog. */ | |
1075 | w = gtk_label_new (utf8_label); | |
1076 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1077 | gtk_label_new (""), | |
1078 | FALSE, FALSE, 0); | |
1079 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1080 | TRUE, TRUE, 0); | |
1081 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1082 | ||
1083 | /* Try to make dialog look better. Must realize first so | |
1084 | the widget can calculate the size it needs. */ | |
1085 | gtk_widget_realize (w); | |
1086 | gtk_widget_size_request (w, &req); | |
1087 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1088 | req.height); | |
0a1d6de0 | 1089 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1090 | button_spacing = 2*req.width/strlen (item->value); |
1091 | } | |
1092 | else | |
1093 | { | |
1094 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1095 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1096 | if (! item->enabled) |
1097 | gtk_widget_set_sensitive (w, FALSE); | |
1098 | if (select_cb) | |
1099 | g_signal_connect (G_OBJECT (w), "clicked", | |
1100 | select_cb, item->call_data); | |
1101 | ||
1102 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1103 | if (++button_nr == left_buttons) | |
1104 | { | |
1105 | if (make_two_rows) | |
1106 | cur_box = GTK_BOX (whbox_down); | |
1107 | else | |
1108 | gtk_box_pack_start (cur_box, | |
1109 | gtk_label_new (""), | |
1110 | TRUE, TRUE, | |
1111 | button_spacing); | |
1112 | } | |
1113 | } | |
1114 | ||
1115 | if (utf8_label && utf8_label != item->value) | |
1116 | g_free (utf8_label); | |
1117 | } | |
1118 | ||
1119 | return wdialog; | |
1120 | } | |
1121 | ||
1122 | ||
f9d64bb3 JD |
1123 | \f |
1124 | /*********************************************************************** | |
1125 | File dialog functions | |
1126 | ***********************************************************************/ | |
457a8155 JD |
1127 | /* Function that is called when the file dialog pops down. |
1128 | W is the dialog widget, RESPONSE is the response code. | |
1129 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1130 | ||
1131 | static void | |
1132 | xg_file_response_cb (w, | |
1133 | response, | |
1134 | user_data) | |
1135 | GtkDialog *w; | |
1136 | gint response; | |
1137 | gpointer user_data; | |
1138 | { | |
1139 | int *ptr = (int *) user_data; | |
1140 | *ptr = response; | |
1141 | } | |
1142 | ||
1143 | ||
1144 | /* Destroy the dialog. This makes it pop down. */ | |
1145 | ||
1146 | static Lisp_Object | |
1147 | pop_down_file_dialog (arg) | |
1148 | Lisp_Object arg; | |
1149 | { | |
1150 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
cd2531db | 1151 | BLOCK_INPUT; |
457a8155 | 1152 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); |
cd2531db | 1153 | UNBLOCK_INPUT; |
457a8155 JD |
1154 | return Qnil; |
1155 | } | |
1156 | ||
1157 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1158 | |
1159 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1160 | |
1161 | /* Return the selected file for file chooser dialog W. | |
1162 | The returned string must be free:d. */ | |
1163 | ||
1164 | static char * | |
1165 | xg_get_file_name_from_chooser (w) | |
1166 | GtkWidget *w; | |
1167 | { | |
1168 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1169 | } | |
1170 | ||
f9d64bb3 JD |
1171 | /* Read a file name from the user using a file chooser dialog. |
1172 | F is the current frame. | |
1173 | PROMPT is a prompt to show to the user. May not be NULL. | |
1174 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1175 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1176 | file. *FUNC is set to a function that can be used to retrieve the |
1177 | selected file name from the returned widget. | |
f9d64bb3 | 1178 | |
457a8155 | 1179 | Returns the created widget. */ |
f9d64bb3 | 1180 | |
457a8155 JD |
1181 | static GtkWidget * |
1182 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1183 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1184 | FRAME_PTR f; |
1185 | char *prompt; | |
1186 | char *default_filename; | |
1187 | int mustmatch_p, only_dir_p; | |
457a8155 | 1188 | xg_get_file_func *func; |
f9d64bb3 JD |
1189 | { |
1190 | GtkWidget *filewin; | |
1191 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); | |
f9d64bb3 JD |
1192 | GtkFileChooserAction action = (mustmatch_p ? |
1193 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1194 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
1195 | ||
1196 | if (only_dir_p) | |
1197 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1198 | ||
1199 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1200 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1201 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1202 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1203 | GTK_RESPONSE_OK, |
1204 | NULL); | |
ded997c1 | 1205 | gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin), TRUE); |
f9d64bb3 | 1206 | |
f9d64bb3 | 1207 | if (default_filename) |
a872928c JD |
1208 | { |
1209 | Lisp_Object file; | |
1210 | struct gcpro gcpro1; | |
1211 | GCPRO1 (file); | |
1212 | ||
ded997c1 JD |
1213 | file = build_string (default_filename); |
1214 | ||
a872928c JD |
1215 | /* File chooser does not understand ~/... in the file name. It must be |
1216 | an absolute name starting with /. */ | |
1217 | if (default_filename[0] != '/') | |
ded997c1 | 1218 | file = Fexpand_file_name (file, Qnil); |
a872928c | 1219 | |
ded997c1 JD |
1220 | default_filename = SDATA (file); |
1221 | if (Ffile_directory_p (file)) | |
1222 | gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin), | |
1223 | default_filename); | |
1224 | else | |
1225 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), | |
1226 | default_filename); | |
a872928c JD |
1227 | |
1228 | UNGCPRO; | |
1229 | } | |
f9d64bb3 | 1230 | |
457a8155 JD |
1231 | *func = xg_get_file_name_from_chooser; |
1232 | return filewin; | |
f9d64bb3 JD |
1233 | } |
1234 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1235 | ||
1236 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1237 | |
457a8155 JD |
1238 | /* Return the selected file for file selector dialog W. |
1239 | The returned string must be free:d. */ | |
71bacd48 | 1240 | |
457a8155 JD |
1241 | static char * |
1242 | xg_get_file_name_from_selector (w) | |
f392e843 | 1243 | GtkWidget *w; |
f392e843 | 1244 | { |
457a8155 JD |
1245 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1246 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1247 | } |
1248 | ||
457a8155 | 1249 | /* Create a file selection dialog. |
f392e843 JD |
1250 | F is the current frame. |
1251 | PROMPT is a prompt to show to the user. May not be NULL. | |
1252 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1253 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1254 | file. *FUNC is set to a function that can be used to retrieve the |
1255 | selected file name from the returned widget. | |
f392e843 | 1256 | |
457a8155 | 1257 | Returns the created widget. */ |
71bacd48 | 1258 | |
457a8155 | 1259 | static GtkWidget * |
f9d64bb3 | 1260 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1261 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1262 | FRAME_PTR f; |
1263 | char *prompt; | |
1264 | char *default_filename; | |
f9d64bb3 | 1265 | int mustmatch_p, only_dir_p; |
457a8155 | 1266 | xg_get_file_func *func; |
f392e843 JD |
1267 | { |
1268 | GtkWidget *filewin; | |
1269 | GtkFileSelection *filesel; | |
177c0ea7 | 1270 | |
f392e843 JD |
1271 | filewin = gtk_file_selection_new (prompt); |
1272 | filesel = GTK_FILE_SELECTION (filewin); | |
1273 | ||
f392e843 JD |
1274 | if (default_filename) |
1275 | gtk_file_selection_set_filename (filesel, default_filename); | |
1276 | ||
1277 | if (mustmatch_p) | |
1278 | { | |
1279 | /* The selection_entry part of filesel is not documented. */ | |
1280 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1281 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1282 | } | |
1283 | ||
457a8155 | 1284 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1285 | |
457a8155 | 1286 | return filewin; |
f392e843 | 1287 | } |
f9d64bb3 JD |
1288 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1289 | ||
1290 | /* Read a file name from the user using a file dialog, either the old | |
1291 | file selection dialog, or the new file chooser dialog. Which to use | |
1292 | depends on what the GTK version used has, and what the value of | |
1293 | gtk-use-old-file-dialog. | |
1294 | F is the current frame. | |
1295 | PROMPT is a prompt to show to the user. May not be NULL. | |
1296 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1297 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1298 | file. | |
1299 | ||
1300 | Returns a file name or NULL if no file was selected. | |
1301 | The returned string must be freed by the caller. */ | |
1302 | ||
1303 | char * | |
1304 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1305 | FRAME_PTR f; | |
1306 | char *prompt; | |
1307 | char *default_filename; | |
1308 | int mustmatch_p, only_dir_p; | |
1309 | { | |
724cde0d | 1310 | GtkWidget *w = 0; |
457a8155 JD |
1311 | int count = SPECPDL_INDEX (); |
1312 | char *fn = 0; | |
1313 | int filesel_done = 0; | |
1314 | xg_get_file_func func; | |
eee141ce | 1315 | extern int x_use_old_gtk_file_dialog; |
457a8155 | 1316 | |
aa477689 JD |
1317 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1318 | /* I really don't know why this is needed, but without this the GLIBC add on | |
1319 | library linuxthreads hangs when the Gnome file chooser backend creates | |
1320 | threads. */ | |
1321 | sigblock (sigmask (__SIGRTMIN)); | |
1322 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1323 | ||
f9d64bb3 | 1324 | #ifdef HAVE_GTK_FILE_BOTH |
255e4140 JD |
1325 | |
1326 | if (x_use_old_gtk_file_dialog) | |
457a8155 JD |
1327 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1328 | mustmatch_p, only_dir_p, &func); | |
1329 | else | |
1330 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1331 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1332 | |
1333 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1334 | ||
724cde0d | 1335 | #ifdef HAVE_GTK_FILE_SELECTION_NEW |
457a8155 JD |
1336 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1337 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1338 | #endif |
1339 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1340 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1341 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1342 | #endif |
1343 | ||
1344 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1345 | |
1346 | xg_set_screen (w, f); | |
1347 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1348 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1349 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1350 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1351 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1352 | ||
1353 | g_signal_connect (G_OBJECT (w), | |
1354 | "response", | |
1355 | G_CALLBACK (xg_file_response_cb), | |
1356 | &filesel_done); | |
1357 | ||
1358 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1359 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1360 | ||
1361 | gtk_widget_show (w); | |
1362 | ||
1363 | record_unwind_protect (pop_down_file_dialog, make_save_value (w, 0)); | |
1364 | while (! filesel_done) | |
1365 | { | |
1366 | x_menu_wait_for_event (0); | |
1367 | gtk_main_iteration (); | |
1368 | } | |
1369 | ||
aa477689 JD |
1370 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1371 | sigunblock (sigmask (__SIGRTMIN)); | |
1372 | #endif | |
1373 | ||
457a8155 JD |
1374 | if (filesel_done == GTK_RESPONSE_OK) |
1375 | fn = (*func) (w); | |
1376 | ||
1377 | unbind_to (count, Qnil); | |
1378 | ||
1379 | return fn; | |
f9d64bb3 | 1380 | } |
f392e843 JD |
1381 | |
1382 | \f | |
1383 | /*********************************************************************** | |
1384 | Menu functions. | |
1385 | ***********************************************************************/ | |
1386 | ||
1387 | /* The name of menu items that can be used for citomization. Since GTK | |
1388 | RC files are very crude and primitive, we have to set this on all | |
1389 | menu item names so a user can easily cutomize menu items. */ | |
1390 | ||
1391 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1392 | ||
1393 | ||
1394 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1395 | during GC. The next member points to the items. */ | |
1396 | static xg_list_node xg_menu_cb_list; | |
1397 | ||
1398 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1399 | during GC. The next member points to the items. */ | |
1400 | static xg_list_node xg_menu_item_cb_list; | |
1401 | ||
1402 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1403 | F is the frame CL_DATA will be initialized for. | |
1404 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1405 | ||
1406 | The menu bar and all sub menus under the menu bar in a frame | |
1407 | share the same structure, hence the reference count. | |
177c0ea7 | 1408 | |
f392e843 JD |
1409 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1410 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1411 | |
f392e843 JD |
1412 | static xg_menu_cb_data * |
1413 | make_cl_data (cl_data, f, highlight_cb) | |
1414 | xg_menu_cb_data *cl_data; | |
1415 | FRAME_PTR f; | |
1416 | GCallback highlight_cb; | |
1417 | { | |
1418 | if (! cl_data) | |
1419 | { | |
1420 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1421 | cl_data->f = f; | |
1422 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1423 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1424 | cl_data->highlight_cb = highlight_cb; | |
1425 | cl_data->ref_count = 0; | |
1426 | ||
1427 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1428 | } | |
1429 | ||
1430 | cl_data->ref_count++; | |
1431 | ||
1432 | return cl_data; | |
1433 | } | |
1434 | ||
1435 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1436 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1437 | ||
1438 | When the menu bar is updated, menu items may have been added and/or | |
1439 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1440 | then update CL_DATA since it is used to determine which menu | |
1441 | item that is invoked in the menu. | |
1442 | HIGHLIGHT_CB could change, there is no check that the same | |
1443 | function is given when modifying a menu bar as was given when | |
1444 | creating the menu bar. */ | |
71bacd48 | 1445 | |
f392e843 JD |
1446 | static void |
1447 | update_cl_data (cl_data, f, highlight_cb) | |
1448 | xg_menu_cb_data *cl_data; | |
1449 | FRAME_PTR f; | |
1450 | GCallback highlight_cb; | |
1451 | { | |
1452 | if (cl_data) | |
1453 | { | |
1454 | cl_data->f = f; | |
1455 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1456 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1457 | cl_data->highlight_cb = highlight_cb; | |
1458 | } | |
1459 | } | |
1460 | ||
1461 | /* Decrease reference count for CL_DATA. | |
1462 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1463 | |
f392e843 JD |
1464 | static void |
1465 | unref_cl_data (cl_data) | |
1466 | xg_menu_cb_data *cl_data; | |
1467 | { | |
1468 | if (cl_data && cl_data->ref_count > 0) | |
1469 | { | |
1470 | cl_data->ref_count--; | |
1471 | if (cl_data->ref_count == 0) | |
1472 | { | |
1473 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1474 | xfree (cl_data); | |
1475 | } | |
1476 | } | |
1477 | } | |
1478 | ||
1479 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1480 | |
f392e843 JD |
1481 | void |
1482 | xg_mark_data () | |
1483 | { | |
1484 | xg_list_node *iter; | |
1485 | ||
1486 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1487 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1488 | |
1489 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1490 | { | |
1491 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1492 | ||
1493 | if (! NILP (cb_data->help)) | |
631f2082 | 1494 | mark_object (cb_data->help); |
f392e843 JD |
1495 | } |
1496 | } | |
1497 | ||
1498 | ||
1499 | /* Callback called when a menu item is destroyed. Used to free data. | |
1500 | W is the widget that is being destroyed (not used). | |
1501 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1502 | |
f392e843 JD |
1503 | static void |
1504 | menuitem_destroy_callback (w, client_data) | |
1505 | GtkWidget *w; | |
1506 | gpointer client_data; | |
1507 | { | |
1508 | if (client_data) | |
1509 | { | |
1510 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1511 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1512 | xfree (data); | |
1513 | } | |
1514 | } | |
1515 | ||
1516 | /* Callback called when the pointer enters/leaves a menu item. | |
1517 | W is the menu item. | |
1518 | EVENT is either an enter event or leave event. | |
1519 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. | |
1520 | ||
1521 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1522 | |
f392e843 JD |
1523 | static gboolean |
1524 | menuitem_highlight_callback (w, event, client_data) | |
1525 | GtkWidget *w; | |
1526 | GdkEventCrossing *event; | |
1527 | gpointer client_data; | |
1528 | { | |
1529 | if (client_data) | |
1530 | { | |
1531 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1532 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : client_data; | |
177c0ea7 | 1533 | |
f392e843 JD |
1534 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1535 | { | |
1536 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; | |
1537 | (*func) (w, call_data); | |
1538 | } | |
1539 | } | |
1540 | ||
1541 | return FALSE; | |
1542 | } | |
1543 | ||
1544 | /* Callback called when a menu is destroyed. Used to free data. | |
1545 | W is the widget that is being destroyed (not used). | |
1546 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1547 | |
f392e843 JD |
1548 | static void |
1549 | menu_destroy_callback (w, client_data) | |
1550 | GtkWidget *w; | |
1551 | gpointer client_data; | |
1552 | { | |
1553 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1554 | } | |
1555 | ||
1556 | /* Callback called when a menu does a grab or ungrab. That means the | |
1557 | menu has been activated or deactivated. | |
1558 | Used to start a timer so the small timeout the menus in GTK uses before | |
1559 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1560 | W is the widget that does the grab (not used). | |
1561 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1562 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1563 | |
f392e843 JD |
1564 | static void |
1565 | menu_grab_callback (GtkWidget *widget, | |
1566 | gboolean ungrab_p, | |
1567 | gpointer client_data) | |
1568 | { | |
1569 | /* Keep track of total number of grabs. */ | |
1570 | static int cnt; | |
1571 | ||
1572 | if (ungrab_p) cnt--; | |
1573 | else cnt++; | |
1574 | ||
1575 | if (cnt > 0 && ! xg_timer) xg_start_timer (); | |
1576 | else if (cnt == 0 && xg_timer) xg_stop_timer (); | |
1577 | } | |
1578 | ||
1579 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1580 | must be non-NULL) and can be inserted into a menu item. | |
1581 | ||
1582 | Returns the GtkHBox. */ | |
71bacd48 | 1583 | |
f392e843 JD |
1584 | static GtkWidget * |
1585 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1586 | char *utf8_label; | |
1587 | char *utf8_key; | |
1588 | { | |
1589 | GtkWidget *wlbl; | |
1590 | GtkWidget *wkey; | |
1591 | GtkWidget *wbox; | |
177c0ea7 | 1592 | |
f392e843 | 1593 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1594 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1595 | wkey = gtk_label_new (utf8_key); |
1596 | ||
1597 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1598 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1599 | |
f392e843 JD |
1600 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1601 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1602 | ||
1603 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1604 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1605 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1606 | |
1607 | return wbox; | |
1608 | } | |
1609 | ||
1610 | /* Make and return a menu item widget with the key to the right. | |
1611 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1612 | UTF8_KEY is the text representing the key binding. | |
1613 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1614 | |
f392e843 JD |
1615 | GROUP is an in/out parameter. If the menu item to be created is not |
1616 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1617 | If the menu item to be created is part of a radio menu group, on entry | |
1618 | *GROUP contains the group to use, or NULL if this is the first item | |
1619 | in the group. On exit, *GROUP contains the radio item group. | |
1620 | ||
1621 | Unfortunately, keys don't line up as nicely as in Motif, | |
1622 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1623 | |
f392e843 JD |
1624 | static GtkWidget * |
1625 | make_menu_item (utf8_label, utf8_key, item, group) | |
1626 | char *utf8_label; | |
1627 | char *utf8_key; | |
1628 | widget_value *item; | |
1629 | GSList **group; | |
1630 | { | |
1631 | GtkWidget *w; | |
1632 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1633 | |
adcb132c JD |
1634 | /* It has been observed that some menu items have a NULL name field. |
1635 | This will lead to this function being called with a NULL utf8_label. | |
1636 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1637 | name remains to be investigated. */ | |
1638 | if (! utf8_label) utf8_label = " "; | |
1639 | ||
f392e843 JD |
1640 | if (utf8_key) |
1641 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1642 | |
f392e843 JD |
1643 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1644 | { | |
1645 | *group = NULL; | |
1646 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1647 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1648 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1649 | } | |
1650 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1651 | { | |
1652 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1653 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1654 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1655 | if (item->selected) | |
1656 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1657 | } | |
1658 | else | |
1659 | { | |
1660 | *group = NULL; | |
1661 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1662 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1663 | } |
177c0ea7 | 1664 | |
f392e843 JD |
1665 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1666 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1667 | ||
1668 | return w; | |
1669 | } | |
1670 | ||
5fd6f727 | 1671 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 1672 | separator type) */ |
71bacd48 | 1673 | |
f392e843 | 1674 | static int |
5fd6f727 JD |
1675 | xg_separator_p (char *label) |
1676 | { | |
1677 | if (! label) return 0; | |
1678 | else if (strlen (label) > 3 | |
1679 | && strncmp (label, "--", 2) == 0 | |
1680 | && label[2] != '-') | |
1681 | { | |
1682 | static char* separator_names[] = { | |
1683 | "space", | |
1684 | "no-line", | |
1685 | "single-line", | |
1686 | "double-line", | |
1687 | "single-dashed-line", | |
1688 | "double-dashed-line", | |
1689 | "shadow-etched-in", | |
1690 | "shadow-etched-out", | |
1691 | "shadow-etched-in-dash", | |
1692 | "shadow-etched-out-dash", | |
1693 | "shadow-double-etched-in", | |
1694 | "shadow-double-etched-out", | |
1695 | "shadow-double-etched-in-dash", | |
1696 | "shadow-double-etched-out-dash", | |
1697 | 0, | |
1698 | }; | |
1699 | ||
1700 | int i; | |
1701 | ||
1702 | label += 2; | |
1703 | for (i = 0; separator_names[i]; ++i) | |
1704 | if (strcmp (label, separator_names[i]) == 0) | |
1705 | return 1; | |
1706 | } | |
1707 | else | |
1708 | { | |
1709 | /* Old-style separator, maybe. It's a separator if it contains | |
1710 | only dashes. */ | |
1711 | while (*label == '-') | |
1712 | ++label; | |
1713 | if (*label == 0) return 1; | |
1714 | } | |
0a1d6de0 | 1715 | |
5fd6f727 | 1716 | return 0; |
f392e843 JD |
1717 | } |
1718 | ||
da18b5ac JD |
1719 | static int xg_detached_menus; |
1720 | ||
1721 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 1722 | |
da18b5ac JD |
1723 | int |
1724 | xg_have_tear_offs () | |
1725 | { | |
1726 | return xg_detached_menus > 0; | |
1727 | } | |
f392e843 JD |
1728 | |
1729 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 1730 | decrease the xg_detached_menus count. |
f392e843 | 1731 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 1732 | CLIENT_DATA is not used. */ |
71bacd48 | 1733 | |
da18b5ac JD |
1734 | static void |
1735 | tearoff_remove (widget, client_data) | |
f392e843 | 1736 | GtkWidget *widget; |
f392e843 JD |
1737 | gpointer client_data; |
1738 | { | |
da18b5ac | 1739 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
1740 | } |
1741 | ||
da18b5ac JD |
1742 | /* Callback invoked when a menu is detached. It increases the |
1743 | xg_detached_menus count. | |
f392e843 | 1744 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 1745 | CLIENT_DATA is not used. */ |
71bacd48 | 1746 | |
f392e843 JD |
1747 | static void |
1748 | tearoff_activate (widget, client_data) | |
1749 | GtkWidget *widget; | |
1750 | gpointer client_data; | |
1751 | { | |
1752 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
1753 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
1754 | { | |
1755 | ++xg_detached_menus; | |
1756 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
1757 | "destroy", | |
1758 | G_CALLBACK (tearoff_remove), 0); | |
1759 | } | |
f392e843 JD |
1760 | } |
1761 | ||
f392e843 | 1762 | |
f392e843 JD |
1763 | /* Create a menu item widget, and connect the callbacks. |
1764 | ITEM decribes the menu item. | |
1765 | F is the frame the created menu belongs to. | |
1766 | SELECT_CB is the callback to use when a menu item is selected. | |
1767 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1768 | CL_DATA points to the callback data to be used for this menu. | |
1769 | GROUP is an in/out parameter. If the menu item to be created is not | |
1770 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1771 | If the menu item to be created is part of a radio menu group, on entry | |
1772 | *GROUP contains the group to use, or NULL if this is the first item | |
1773 | in the group. On exit, *GROUP contains the radio item group. | |
1774 | ||
1775 | Returns the created GtkWidget. */ | |
71bacd48 | 1776 | |
f392e843 JD |
1777 | static GtkWidget * |
1778 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
1779 | widget_value *item; | |
1780 | FRAME_PTR f; | |
1781 | GCallback select_cb; | |
1782 | GCallback highlight_cb; | |
1783 | xg_menu_cb_data *cl_data; | |
1784 | GSList **group; | |
1785 | { | |
1786 | char *utf8_label; | |
1787 | char *utf8_key; | |
1788 | GtkWidget *w; | |
1789 | xg_menu_item_cb_data *cb_data; | |
1790 | ||
1791 | utf8_label = get_utf8_string (item->name); | |
1792 | utf8_key = get_utf8_string (item->key); | |
1793 | ||
1794 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
1795 | ||
1796 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1797 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
1798 | ||
1799 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
1800 | ||
1801 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
1802 | ||
1803 | cb_data->unhighlight_id = cb_data->highlight_id = cb_data->select_id = 0; | |
1804 | cb_data->help = item->help; | |
1805 | cb_data->cl_data = cl_data; | |
1806 | cb_data->call_data = item->call_data; | |
177c0ea7 | 1807 | |
f392e843 JD |
1808 | g_signal_connect (G_OBJECT (w), |
1809 | "destroy", | |
1810 | G_CALLBACK (menuitem_destroy_callback), | |
1811 | cb_data); | |
1812 | ||
1813 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
1814 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
1815 | ||
1816 | /* final item, not a submenu */ | |
1817 | if (item->call_data && ! item->contents) | |
1818 | { | |
1819 | if (select_cb) | |
1820 | cb_data->select_id | |
1821 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
1822 | } | |
1823 | ||
1824 | if (! NILP (item->help) && highlight_cb) | |
1825 | { | |
1826 | /* We use enter/leave notify instead of select/deselect because | |
1827 | select/deselect doesn't go well with detached menus. */ | |
1828 | cb_data->highlight_id | |
1829 | = g_signal_connect (G_OBJECT (w), | |
1830 | "enter-notify-event", | |
1831 | G_CALLBACK (menuitem_highlight_callback), | |
1832 | cb_data); | |
1833 | cb_data->unhighlight_id | |
1834 | = g_signal_connect (G_OBJECT (w), | |
1835 | "leave-notify-event", | |
1836 | G_CALLBACK (menuitem_highlight_callback), | |
1837 | cb_data); | |
1838 | } | |
1839 | ||
1840 | return w; | |
1841 | } | |
1842 | ||
9d6194d6 AS |
1843 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
1844 | GCallback, GCallback, int, int, int, | |
1845 | GtkWidget *, xg_menu_cb_data *, char *)); | |
1846 | ||
f392e843 JD |
1847 | /* Create a full menu tree specified by DATA. |
1848 | F is the frame the created menu belongs to. | |
1849 | SELECT_CB is the callback to use when a menu item is selected. | |
1850 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
1851 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1852 | POP_UP_P is non-zero if we shall create a popup menu. | |
1853 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
1854 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
1855 | if MENU_BAR_P is non-zero. | |
1856 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
1857 | It may be NULL, in that case we create the appropriate widget | |
1858 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
1859 | CL_DATA is the callback data we shall use for this menu, or NULL | |
1860 | if we haven't set the first callback yet. | |
1861 | NAME is the name to give to the top level menu if this function | |
1862 | creates it. May be NULL to not set any name. | |
1863 | ||
1864 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
1865 | not NULL. | |
1866 | ||
1867 | This function calls itself to create submenus. */ | |
1868 | ||
1869 | static GtkWidget * | |
1870 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
1871 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
1872 | widget_value *data; | |
1873 | FRAME_PTR f; | |
1874 | GCallback select_cb; | |
1875 | GCallback deactivate_cb; | |
1876 | GCallback highlight_cb; | |
1877 | int pop_up_p; | |
1878 | int menu_bar_p; | |
1879 | int add_tearoff_p; | |
1880 | GtkWidget *topmenu; | |
1881 | xg_menu_cb_data *cl_data; | |
1882 | char *name; | |
1883 | { | |
1884 | widget_value *item; | |
1885 | GtkWidget *wmenu = topmenu; | |
1886 | GSList *group = NULL; | |
1887 | ||
1888 | if (! topmenu) | |
1889 | { | |
810f2256 JD |
1890 | if (! menu_bar_p) |
1891 | { | |
1892 | wmenu = gtk_menu_new (); | |
1893 | xg_set_screen (wmenu, f); | |
1894 | } | |
f392e843 JD |
1895 | else wmenu = gtk_menu_bar_new (); |
1896 | ||
1897 | /* Put cl_data on the top menu for easier access. */ | |
1898 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
1899 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
1900 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
1901 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 1902 | |
f392e843 JD |
1903 | if (name) |
1904 | gtk_widget_set_name (wmenu, name); | |
1905 | ||
1906 | if (deactivate_cb) | |
1907 | g_signal_connect (G_OBJECT (wmenu), | |
c8934d9d | 1908 | "selection-done", deactivate_cb, 0); |
f392e843 JD |
1909 | |
1910 | g_signal_connect (G_OBJECT (wmenu), | |
1911 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
1912 | } | |
177c0ea7 | 1913 | |
f392e843 JD |
1914 | if (! menu_bar_p && add_tearoff_p) |
1915 | { | |
1916 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
1917 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
1918 | ||
1919 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
1920 | G_CALLBACK (tearoff_activate), 0); | |
1921 | } | |
1922 | ||
1923 | for (item = data; item; item = item->next) | |
1924 | { | |
1925 | GtkWidget *w; | |
177c0ea7 | 1926 | |
f392e843 JD |
1927 | if (pop_up_p && !item->contents && !item->call_data |
1928 | && !xg_separator_p (item->name)) | |
1929 | { | |
1930 | char *utf8_label; | |
1931 | /* A title for a popup. We do the same as GTK does when | |
1932 | creating titles, but it does not look good. */ | |
1933 | group = NULL; | |
1934 | utf8_label = get_utf8_string (item->name); | |
1935 | ||
1936 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 1937 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1938 | gtk_widget_set_sensitive (w, FALSE); |
1939 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
1940 | } | |
1941 | else if (xg_separator_p (item->name)) | |
1942 | { | |
1943 | group = NULL; | |
1944 | /* GTK only have one separator type. */ | |
1945 | w = gtk_separator_menu_item_new (); | |
1946 | } | |
1947 | else | |
1948 | { | |
1949 | w = xg_create_one_menuitem (item, | |
1950 | f, | |
1951 | item->contents ? 0 : select_cb, | |
1952 | highlight_cb, | |
1953 | cl_data, | |
1954 | &group); | |
1955 | ||
1956 | if (item->contents) | |
1957 | { | |
1958 | GtkWidget *submenu = create_menus (item->contents, | |
1959 | f, | |
1960 | select_cb, | |
1961 | deactivate_cb, | |
1962 | highlight_cb, | |
1963 | 0, | |
1964 | 0, | |
da18b5ac | 1965 | add_tearoff_p, |
f392e843 JD |
1966 | 0, |
1967 | cl_data, | |
1968 | 0); | |
1969 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
1970 | } | |
f392e843 JD |
1971 | } |
1972 | ||
1973 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
1974 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
1975 | } | |
1976 | ||
1977 | return wmenu; | |
1978 | } | |
1979 | ||
1980 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
1981 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
1982 | with some text and buttons. | |
1983 | F is the frame the created item belongs to. | |
1984 | NAME is the name to use for the top widget. | |
1985 | VAL is a widget_value structure describing items to be created. | |
1986 | SELECT_CB is the callback to use when a menu item is selected or | |
1987 | a dialog button is pressed. | |
1988 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
1989 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
1990 | called when the dialog is popped down. | |
1991 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1992 | ||
1993 | Returns the widget created. */ | |
71bacd48 | 1994 | |
f392e843 JD |
1995 | GtkWidget * |
1996 | xg_create_widget (type, name, f, val, | |
1997 | select_cb, deactivate_cb, highlight_cb) | |
1998 | char *type; | |
1999 | char *name; | |
2000 | FRAME_PTR f; | |
2001 | widget_value *val; | |
2002 | GCallback select_cb; | |
2003 | GCallback deactivate_cb; | |
2004 | GCallback highlight_cb; | |
2005 | { | |
2006 | GtkWidget *w = 0; | |
da18b5ac JD |
2007 | int menu_bar_p = strcmp (type, "menubar") == 0; |
2008 | int pop_up_p = strcmp (type, "popup") == 0; | |
2009 | ||
f392e843 JD |
2010 | if (strcmp (type, "dialog") == 0) |
2011 | { | |
2012 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 2013 | xg_set_screen (w, f); |
f392e843 JD |
2014 | gtk_window_set_transient_for (GTK_WINDOW (w), |
2015 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
2016 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 2017 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2018 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2019 | } |
da18b5ac | 2020 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2021 | { |
2022 | w = create_menus (val->contents, | |
2023 | f, | |
2024 | select_cb, | |
2025 | deactivate_cb, | |
2026 | highlight_cb, | |
da18b5ac JD |
2027 | pop_up_p, |
2028 | menu_bar_p, | |
2029 | menu_bar_p, | |
f392e843 JD |
2030 | 0, |
2031 | 0, | |
2032 | name); | |
2033 | ||
2034 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2035 | This is done by default for menu bar menus. */ | |
da18b5ac | 2036 | if (pop_up_p) |
f392e843 JD |
2037 | { |
2038 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2039 | gtk_widget_realize (w); | |
810f2256 | 2040 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2041 | } |
2042 | } | |
2043 | else | |
2044 | { | |
2045 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2046 | type); | |
2047 | } | |
2048 | ||
2049 | return w; | |
2050 | } | |
2051 | ||
0a1d6de0 | 2052 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2053 | |
f392e843 JD |
2054 | static const char * |
2055 | xg_get_menu_item_label (witem) | |
2056 | GtkMenuItem *witem; | |
2057 | { | |
2058 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2059 | return gtk_label_get_label (wlabel); | |
2060 | } | |
2061 | ||
0a1d6de0 | 2062 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2063 | |
f392e843 JD |
2064 | static int |
2065 | xg_item_label_same_p (witem, label) | |
2066 | GtkMenuItem *witem; | |
2067 | char *label; | |
2068 | { | |
0a1d6de0 | 2069 | int is_same = 0; |
f392e843 | 2070 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2071 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2072 | ||
2073 | if (! old_label && ! utf8_label) | |
2074 | is_same = 1; | |
2075 | else if (old_label && utf8_label) | |
2076 | is_same = strcmp (utf8_label, old_label) == 0; | |
2077 | ||
2078 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2079 | |
2080 | return is_same; | |
2081 | } | |
2082 | ||
71bacd48 JD |
2083 | /* Destroy widgets in LIST. */ |
2084 | ||
f392e843 | 2085 | static void |
71bacd48 | 2086 | xg_destroy_widgets (list) |
f392e843 JD |
2087 | GList *list; |
2088 | { | |
f392e843 JD |
2089 | GList *iter; |
2090 | ||
49853a4d | 2091 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2092 | { |
2093 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2094 | ||
71bacd48 | 2095 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2096 | gtk_widget_destroy (w); |
2097 | } | |
f392e843 JD |
2098 | } |
2099 | ||
2100 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2101 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2102 | *LIST is a list with the current menu bar names (menu item widgets). |
2103 | ITER is the item within *LIST that shall be updated. | |
2104 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2105 | VAL describes what the menu bar shall look like after the update. |
2106 | SELECT_CB is the callback to use when a menu item is selected. | |
2107 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2108 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2109 | |
2110 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2111 | |
f392e843 | 2112 | static void |
49853a4d JD |
2113 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2114 | select_cb, highlight_cb, cl_data) | |
f392e843 JD |
2115 | GtkWidget *menubar; |
2116 | FRAME_PTR f; | |
49853a4d JD |
2117 | GList **list; |
2118 | GList *iter; | |
2119 | int pos; | |
f392e843 JD |
2120 | widget_value *val; |
2121 | GCallback select_cb; | |
2122 | GCallback highlight_cb; | |
2123 | xg_menu_cb_data *cl_data; | |
2124 | { | |
49853a4d | 2125 | if (! iter && ! val) |
f392e843 | 2126 | return; |
49853a4d | 2127 | else if (iter && ! val) |
f392e843 | 2128 | { |
49853a4d | 2129 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2130 | xg_destroy_widgets (iter); |
f392e843 JD |
2131 | |
2132 | /* All updated. */ | |
2133 | val = 0; | |
49853a4d | 2134 | iter = 0; |
f392e843 | 2135 | } |
49853a4d | 2136 | else if (! iter && val) |
f392e843 JD |
2137 | { |
2138 | /* Item(s) added. Add all new items in one call. */ | |
2139 | create_menus (val, f, select_cb, 0, highlight_cb, | |
2140 | 0, 1, 0, menubar, cl_data, 0); | |
2141 | ||
2142 | /* All updated. */ | |
2143 | val = 0; | |
49853a4d | 2144 | iter = 0; |
f392e843 | 2145 | } |
49853a4d JD |
2146 | /* Below this neither iter or val is NULL */ |
2147 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2148 | { |
2149 | /* This item is still the same, check next item. */ | |
2150 | val = val->next; | |
49853a4d JD |
2151 | iter = g_list_next (iter); |
2152 | ++pos; | |
f392e843 JD |
2153 | } |
2154 | else /* This item is changed. */ | |
2155 | { | |
49853a4d | 2156 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2157 | GtkMenuItem *witem2 = 0; |
f392e843 | 2158 | int val_in_menubar = 0; |
49853a4d JD |
2159 | int iter_in_new_menubar = 0; |
2160 | GList *iter2; | |
f392e843 JD |
2161 | widget_value *cur; |
2162 | ||
f392e843 | 2163 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2164 | for (iter2 = iter; |
2165 | iter2 && ! val_in_menubar; | |
2166 | iter2 = g_list_next (iter2)) | |
f392e843 | 2167 | { |
49853a4d | 2168 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2169 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2170 | } | |
2171 | ||
49853a4d | 2172 | /* See if the current entry (iter) is present later in the |
f392e843 | 2173 | specification for the new menu bar. */ |
49853a4d JD |
2174 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2175 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2176 | |
49853a4d | 2177 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2178 | { |
49853a4d JD |
2179 | int nr = pos; |
2180 | ||
f392e843 JD |
2181 | /* This corresponds to: |
2182 | Current: A B C | |
2183 | New: A C | |
2184 | Remove B. */ | |
177c0ea7 | 2185 | |
f392e843 JD |
2186 | gtk_widget_ref (GTK_WIDGET (witem)); |
2187 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2188 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2189 | ||
2190 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2191 | g_list_free (*list); |
2192 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2193 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2194 | } |
49853a4d | 2195 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2196 | { |
2197 | /* This corresponds to: | |
2198 | Current: A B C | |
2199 | New: A X C | |
2200 | Rename B to X. This might seem to be a strange thing to do, | |
2201 | since if there is a menu under B it will be totally wrong for X. | |
2202 | But consider editing a C file. Then there is a C-mode menu | |
2203 | (corresponds to B above). | |
2204 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2205 | C-mode menu. When returning from the minibuffer, we get | |
2206 | back the C-mode menu. Thus we do: | |
2207 | Rename B to X (C-mode to minibuf menu) | |
2208 | Rename X to B (minibuf to C-mode menu). | |
2209 | If the X menu hasn't been invoked, the menu under B | |
2210 | is up to date when leaving the minibuffer. */ | |
2211 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2212 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2213 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2214 | |
4b1b4443 | 2215 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2216 | |
da18b5ac JD |
2217 | /* If this item has a submenu that has been detached, change |
2218 | the title in the WM decorations also. */ | |
2219 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2220 | /* Set the title of the detached window. */ | |
2221 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2222 | ||
49853a4d | 2223 | iter = g_list_next (iter); |
f392e843 | 2224 | val = val->next; |
49853a4d | 2225 | ++pos; |
f392e843 | 2226 | } |
49853a4d | 2227 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2228 | { |
2229 | /* This corresponds to: | |
2230 | Current: A B C | |
2231 | New: A X B C | |
2232 | Insert X. */ | |
2233 | ||
49853a4d | 2234 | int nr = pos; |
f392e843 JD |
2235 | GList *group = 0; |
2236 | GtkWidget *w = xg_create_one_menuitem (val, | |
2237 | f, | |
2238 | select_cb, | |
2239 | highlight_cb, | |
2240 | cl_data, | |
2241 | &group); | |
2242 | ||
2243 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2244 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
2245 | ||
49853a4d JD |
2246 | g_list_free (*list); |
2247 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2248 | while (nr-- > 0) iter = g_list_next (iter); | |
2249 | iter = g_list_next (iter); | |
f392e843 | 2250 | val = val->next; |
49853a4d | 2251 | ++pos; |
f392e843 | 2252 | } |
49853a4d | 2253 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2254 | { |
49853a4d | 2255 | int nr = pos; |
f392e843 JD |
2256 | /* This corresponds to: |
2257 | Current: A B C | |
2258 | New: A C B | |
2259 | Move C before B */ | |
2260 | ||
2261 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2262 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2263 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2264 | GTK_WIDGET (witem2), pos); | |
2265 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2266 | ||
49853a4d JD |
2267 | g_list_free (*list); |
2268 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2269 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2270 | val = val->next; |
49853a4d | 2271 | ++pos; |
f392e843 | 2272 | } |
f392e843 JD |
2273 | } |
2274 | ||
2275 | /* Update the rest of the menu bar. */ | |
49853a4d JD |
2276 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2277 | select_cb, highlight_cb, cl_data); | |
f392e843 JD |
2278 | } |
2279 | ||
2280 | /* Update the menu item W so it corresponds to VAL. | |
2281 | SELECT_CB is the callback to use when a menu item is selected. | |
2282 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2283 | CL_DATA is the data to set in the widget for menu invokation. */ | |
71bacd48 | 2284 | |
f392e843 JD |
2285 | static void |
2286 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2287 | widget_value *val; | |
2288 | GtkWidget *w; | |
2289 | GCallback select_cb; | |
2290 | GCallback highlight_cb; | |
2291 | xg_menu_cb_data *cl_data; | |
2292 | { | |
2293 | GtkWidget *wchild; | |
2294 | GtkLabel *wlbl = 0; | |
2295 | GtkLabel *wkey = 0; | |
2296 | char *utf8_label; | |
2297 | char *utf8_key; | |
0a1d6de0 JD |
2298 | const char *old_label = 0; |
2299 | const char *old_key = 0; | |
f392e843 | 2300 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2301 | |
2302 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2303 | utf8_label = get_utf8_string (val->name); |
2304 | utf8_key = get_utf8_string (val->key); | |
2305 | ||
2306 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2307 | if (GTK_IS_HBOX (wchild)) | |
2308 | { | |
2309 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2310 | ||
2311 | wlbl = GTK_LABEL (list->data); | |
2312 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2313 | g_list_free (list); |
2314 | ||
f392e843 JD |
2315 | if (! utf8_key) |
2316 | { | |
2317 | /* Remove the key and keep just the label. */ | |
2318 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2319 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2320 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2321 | wkey = 0; | |
2322 | } | |
49853a4d | 2323 | |
f392e843 JD |
2324 | } |
2325 | else /* Just a label. */ | |
2326 | { | |
2327 | wlbl = GTK_LABEL (wchild); | |
2328 | ||
2329 | /* Check if there is now a key. */ | |
2330 | if (utf8_key) | |
2331 | { | |
2332 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2333 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2334 | |
f392e843 JD |
2335 | wlbl = GTK_LABEL (list->data); |
2336 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2337 | g_list_free (list); |
f392e843 JD |
2338 | |
2339 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2340 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2341 | } | |
2342 | } | |
2343 | ||
177c0ea7 | 2344 | |
0a1d6de0 JD |
2345 | if (wkey) old_key = gtk_label_get_label (wkey); |
2346 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2347 | |
0a1d6de0 | 2348 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2349 | gtk_label_set_text (wkey, utf8_key); |
2350 | ||
0a1d6de0 | 2351 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2352 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2353 | |
0a1d6de0 JD |
2354 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2355 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2356 | |
f392e843 JD |
2357 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2358 | gtk_widget_set_sensitive (w, FALSE); | |
2359 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2360 | gtk_widget_set_sensitive (w, TRUE); | |
2361 | ||
2362 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2363 | XG_ITEM_DATA); | |
2364 | if (cb_data) | |
2365 | { | |
2366 | cb_data->call_data = val->call_data; | |
2367 | cb_data->help = val->help; | |
2368 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2369 | |
f392e843 JD |
2370 | /* We assume the callback functions don't change. */ |
2371 | if (val->call_data && ! val->contents) | |
2372 | { | |
2373 | /* This item shall have a select callback. */ | |
2374 | if (! cb_data->select_id) | |
2375 | cb_data->select_id | |
2376 | = g_signal_connect (G_OBJECT (w), "activate", | |
2377 | select_cb, cb_data); | |
2378 | } | |
2379 | else if (cb_data->select_id) | |
2380 | { | |
2381 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2382 | cb_data->select_id = 0; | |
2383 | } | |
2384 | ||
2385 | if (NILP (cb_data->help)) | |
2386 | { | |
2387 | /* Shall not have help. Remove if any existed previously. */ | |
2388 | if (cb_data->highlight_id) | |
2389 | { | |
2390 | g_signal_handler_disconnect (G_OBJECT (w), | |
2391 | cb_data->highlight_id); | |
2392 | cb_data->highlight_id = 0; | |
2393 | } | |
2394 | if (cb_data->unhighlight_id) | |
2395 | { | |
2396 | g_signal_handler_disconnect (G_OBJECT (w), | |
2397 | cb_data->unhighlight_id); | |
2398 | cb_data->unhighlight_id = 0; | |
2399 | } | |
2400 | } | |
2401 | else if (! cb_data->highlight_id && highlight_cb) | |
2402 | { | |
2403 | /* Have help now, but didn't previously. Add callback. */ | |
2404 | cb_data->highlight_id | |
2405 | = g_signal_connect (G_OBJECT (w), | |
2406 | "enter-notify-event", | |
2407 | G_CALLBACK (menuitem_highlight_callback), | |
2408 | cb_data); | |
2409 | cb_data->unhighlight_id | |
2410 | = g_signal_connect (G_OBJECT (w), | |
2411 | "leave-notify-event", | |
2412 | G_CALLBACK (menuitem_highlight_callback), | |
2413 | cb_data); | |
2414 | } | |
2415 | } | |
2416 | } | |
2417 | ||
2418 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2419 | |
f392e843 JD |
2420 | static void |
2421 | xg_update_toggle_item (val, w) | |
2422 | widget_value *val; | |
2423 | GtkWidget *w; | |
2424 | { | |
2425 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2426 | } | |
2427 | ||
2428 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2429 | |
f392e843 JD |
2430 | static void |
2431 | xg_update_radio_item (val, w) | |
2432 | widget_value *val; | |
2433 | GtkWidget *w; | |
2434 | { | |
2435 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2436 | } | |
2437 | ||
2438 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2439 | SUBMENU may be NULL, in that case a new menu is created. | |
2440 | F is the frame the menu bar belongs to. | |
2441 | VAL describes the contents of the menu bar. | |
2442 | SELECT_CB is the callback to use when a menu item is selected. | |
2443 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2444 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2445 | CL_DATA is the call back data to use for any newly created items. | |
2446 | ||
2447 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2448 | was NULL. */ | |
2449 | ||
2450 | static GtkWidget * | |
2451 | xg_update_submenu (submenu, f, val, | |
2452 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2453 | GtkWidget *submenu; | |
2454 | FRAME_PTR f; | |
2455 | widget_value *val; | |
2456 | GCallback select_cb; | |
2457 | GCallback deactivate_cb; | |
2458 | GCallback highlight_cb; | |
2459 | xg_menu_cb_data *cl_data; | |
2460 | { | |
2461 | GtkWidget *newsub = submenu; | |
2462 | GList *list = 0; | |
2463 | GList *iter; | |
2464 | widget_value *cur; | |
2465 | int has_tearoff_p = 0; | |
2466 | GList *first_radio = 0; | |
177c0ea7 | 2467 | |
f392e843 JD |
2468 | if (submenu) |
2469 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2470 | |
f392e843 JD |
2471 | for (cur = val, iter = list; |
2472 | cur && iter; | |
2473 | iter = g_list_next (iter), cur = cur->next) | |
2474 | { | |
2475 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2476 | ||
2477 | /* Skip tearoff items, they have no counterpart in val. */ | |
2478 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2479 | { | |
2480 | has_tearoff_p = 1; | |
2481 | iter = g_list_next (iter); | |
2482 | if (iter) w = GTK_WIDGET (iter->data); | |
2483 | else break; | |
2484 | } | |
2485 | ||
2486 | /* Remember first radio button in a group. If we get a mismatch in | |
2487 | a radio group we must rebuild the whole group so that the connections | |
2488 | in GTK becomes correct. */ | |
2489 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2490 | first_radio = iter; | |
2491 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2492 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2493 | first_radio = 0; | |
2494 | ||
2495 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2496 | { | |
2497 | if (! xg_separator_p (cur->name)) | |
2498 | break; | |
2499 | } | |
2500 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2501 | { | |
2502 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2503 | break; | |
2504 | xg_update_toggle_item (cur, w); | |
2505 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2506 | } | |
2507 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2508 | { | |
2509 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2510 | break; | |
2511 | xg_update_radio_item (cur, w); | |
2512 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2513 | } | |
2514 | else if (GTK_IS_MENU_ITEM (w)) | |
2515 | { | |
2516 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2517 | GtkWidget *sub; | |
2518 | ||
2519 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2520 | xg_separator_p (cur->name)) | |
2521 | break; | |
2522 | ||
2523 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2524 | ||
2525 | sub = gtk_menu_item_get_submenu (witem); | |
2526 | if (sub && ! cur->contents) | |
2527 | { | |
2528 | /* Not a submenu anymore. */ | |
2529 | gtk_widget_ref (sub); | |
2530 | gtk_menu_item_remove_submenu (witem); | |
2531 | gtk_widget_destroy (sub); | |
2532 | } | |
2533 | else if (cur->contents) | |
2534 | { | |
2535 | GtkWidget *nsub; | |
2536 | ||
2537 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2538 | select_cb, deactivate_cb, | |
2539 | highlight_cb, cl_data); | |
2540 | ||
2541 | /* If this item just became a submenu, we must set it. */ | |
2542 | if (nsub != sub) | |
2543 | gtk_menu_item_set_submenu (witem, nsub); | |
2544 | } | |
2545 | } | |
2546 | else | |
2547 | { | |
2548 | /* Structural difference. Remove everything from here and down | |
2549 | in SUBMENU. */ | |
2550 | break; | |
2551 | } | |
2552 | } | |
2553 | ||
2554 | /* Remove widgets from first structual change. */ | |
2555 | if (iter) | |
2556 | { | |
2557 | /* If we are adding new menu items below, we must remove from | |
2558 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2559 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2560 | else xg_destroy_widgets (iter); | |
f392e843 | 2561 | } |
177c0ea7 | 2562 | |
f392e843 JD |
2563 | if (cur) |
2564 | { | |
2565 | /* More items added. Create them. */ | |
2566 | newsub = create_menus (cur, | |
2567 | f, | |
2568 | select_cb, | |
2569 | deactivate_cb, | |
2570 | highlight_cb, | |
2571 | 0, | |
2572 | 0, | |
2573 | ! has_tearoff_p, | |
2574 | submenu, | |
2575 | cl_data, | |
2576 | 0); | |
2577 | } | |
177c0ea7 | 2578 | |
49853a4d JD |
2579 | if (list) g_list_free (list); |
2580 | ||
f392e843 JD |
2581 | return newsub; |
2582 | } | |
2583 | ||
2584 | /* Update the MENUBAR. | |
2585 | F is the frame the menu bar belongs to. | |
2586 | VAL describes the contents of the menu bar. | |
2587 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2588 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2589 | SELECT_CB is the callback to use when a menu item is selected. | |
2590 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2591 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2592 | |
f392e843 JD |
2593 | void |
2594 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2595 | select_cb, deactivate_cb, highlight_cb) | |
2596 | GtkWidget *menubar; | |
2597 | FRAME_PTR f; | |
2598 | widget_value *val; | |
2599 | int deep_p; | |
2600 | GCallback select_cb; | |
2601 | GCallback deactivate_cb; | |
2602 | GCallback highlight_cb; | |
2603 | { | |
2604 | xg_menu_cb_data *cl_data; | |
2605 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2606 | |
2607 | if (! list) return; | |
177c0ea7 | 2608 | |
f392e843 JD |
2609 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2610 | XG_FRAME_DATA); | |
2611 | ||
da18b5ac JD |
2612 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
2613 | select_cb, highlight_cb, cl_data); | |
2614 | ||
2615 | if (deep_p); | |
f392e843 JD |
2616 | { |
2617 | widget_value *cur; | |
2618 | ||
2619 | /* Update all sub menus. | |
da18b5ac | 2620 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2621 | X Window in the XEvent that activates the menu are those widgets. */ |
2622 | ||
2623 | /* Update cl_data, menu_item things in F may have changed. */ | |
2624 | update_cl_data (cl_data, f, highlight_cb); | |
2625 | ||
2626 | for (cur = val->contents; cur; cur = cur->next) | |
2627 | { | |
49853a4d | 2628 | GList *iter; |
f392e843 JD |
2629 | GtkWidget *sub = 0; |
2630 | GtkWidget *newsub; | |
2631 | GtkMenuItem *witem; | |
2632 | ||
2633 | /* Find sub menu that corresponds to val and update it. */ | |
2634 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2635 | { | |
2636 | witem = GTK_MENU_ITEM (iter->data); | |
2637 | if (xg_item_label_same_p (witem, cur->name)) | |
2638 | { | |
2639 | sub = gtk_menu_item_get_submenu (witem); | |
2640 | break; | |
2641 | } | |
2642 | } | |
177c0ea7 | 2643 | |
f392e843 JD |
2644 | newsub = xg_update_submenu (sub, |
2645 | f, | |
2646 | cur->contents, | |
2647 | select_cb, | |
2648 | deactivate_cb, | |
2649 | highlight_cb, | |
2650 | cl_data); | |
2651 | /* sub may still be NULL. If we just updated non deep and added | |
2652 | a new menu bar item, it has no sub menu yet. So we set the | |
2653 | newly created sub menu under witem. */ | |
2654 | if (newsub != sub) | |
810f2256 JD |
2655 | { |
2656 | xg_set_screen (newsub, f); | |
2657 | gtk_menu_item_set_submenu (witem, newsub); | |
2658 | } | |
f392e843 JD |
2659 | } |
2660 | } | |
2661 | ||
49853a4d | 2662 | g_list_free (list); |
f392e843 JD |
2663 | gtk_widget_show_all (menubar); |
2664 | } | |
2665 | ||
2666 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2667 | changed. Value is non-zero if widgets were updated. */ | |
2668 | ||
2669 | int | |
2670 | xg_update_frame_menubar (f) | |
2671 | FRAME_PTR f; | |
2672 | { | |
2673 | struct x_output *x = f->output_data.x; | |
2674 | GtkRequisition req; | |
177c0ea7 | 2675 | |
f392e843 JD |
2676 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2677 | return 0; | |
2678 | ||
2679 | BLOCK_INPUT; | |
2680 | ||
2681 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2682 | FALSE, FALSE, 0); | |
2683 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2684 | ||
2685 | gtk_widget_show_all (x->menubar_widget); | |
2686 | gtk_widget_size_request (x->menubar_widget, &req); | |
2687 | ||
2688 | FRAME_MENUBAR_HEIGHT (f) = req.height; | |
2689 | ||
2690 | /* The height has changed, resize outer widget and set columns | |
2691 | rows to what we had before adding the menu bar. */ | |
be786000 | 2692 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 2693 | |
f392e843 JD |
2694 | SET_FRAME_GARBAGED (f); |
2695 | UNBLOCK_INPUT; | |
a8303f92 AS |
2696 | |
2697 | return 1; | |
f392e843 JD |
2698 | } |
2699 | ||
2700 | /* Get rid of the menu bar of frame F, and free its storage. | |
2701 | This is used when deleting a frame, and when turning off the menu bar. */ | |
2702 | ||
2703 | void | |
2704 | free_frame_menubar (f) | |
2705 | FRAME_PTR f; | |
2706 | { | |
2707 | struct x_output *x = f->output_data.x; | |
2708 | ||
2709 | if (x->menubar_widget) | |
2710 | { | |
2711 | BLOCK_INPUT; | |
2712 | ||
2713 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
2714 | /* The menubar and its children shall be deleted when removed from | |
2715 | the container. */ | |
2716 | x->menubar_widget = 0; | |
2717 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
2718 | ||
2719 | /* The height has changed, resize outer widget and set columns | |
2720 | rows to what we had before removing the menu bar. */ | |
be786000 | 2721 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
2722 | |
2723 | SET_FRAME_GARBAGED (f); | |
2724 | UNBLOCK_INPUT; | |
2725 | } | |
2726 | } | |
2727 | ||
2728 | ||
2729 | \f | |
2730 | /*********************************************************************** | |
2731 | Scroll bar functions | |
2732 | ***********************************************************************/ | |
2733 | ||
2734 | ||
2735 | /* Setting scroll bar values invokes the callback. Use this variable | |
2736 | to indicate that callback should do nothing. */ | |
71bacd48 | 2737 | |
f392e843 JD |
2738 | int xg_ignore_gtk_scrollbar; |
2739 | ||
f392e843 JD |
2740 | /* SET_SCROLL_BAR_X_WINDOW assumes the second argument fits in |
2741 | 32 bits. But we want to store pointers, and they may be larger | |
2742 | than 32 bits. Keep a mapping from integer index to widget pointers | |
2743 | to get around the 32 bit limitation. */ | |
71bacd48 | 2744 | |
f392e843 JD |
2745 | static struct |
2746 | { | |
2747 | GtkWidget **widgets; | |
2748 | int max_size; | |
2749 | int used; | |
81e302ef | 2750 | } id_to_widget; |
f392e843 JD |
2751 | |
2752 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 2753 | |
f392e843 JD |
2754 | #define ID_TO_WIDGET_INCR 32 |
2755 | ||
2756 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 2757 | |
f392e843 JD |
2758 | static int |
2759 | xg_store_widget_in_map (w) | |
2760 | GtkWidget *w; | |
2761 | { | |
2762 | int i; | |
2763 | ||
2764 | if (id_to_widget.max_size == id_to_widget.used) | |
2765 | { | |
2766 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
2767 | ||
2768 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
2769 | sizeof (GtkWidget *)*new_size); | |
2770 | ||
2771 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
2772 | id_to_widget.widgets[i] = 0; | |
2773 | id_to_widget.max_size = new_size; | |
2774 | } | |
2775 | ||
2776 | /* Just loop over the array and find a free place. After all, | |
2777 | how many scroll bars are we creating? Should be a small number. | |
2778 | The check above guarantees we will find a free place. */ | |
2779 | for (i = 0; i < id_to_widget.max_size; ++i) | |
2780 | { | |
2781 | if (! id_to_widget.widgets[i]) | |
2782 | { | |
2783 | id_to_widget.widgets[i] = w; | |
2784 | ++id_to_widget.used; | |
2785 | ||
2786 | return i; | |
2787 | } | |
2788 | } | |
2789 | ||
2790 | /* Should never end up here */ | |
2791 | abort (); | |
2792 | } | |
2793 | ||
2794 | /* Remove pointer at IDX from id_to_widget. | |
2795 | Called when scroll bar is destroyed. */ | |
71bacd48 | 2796 | |
f392e843 JD |
2797 | static void |
2798 | xg_remove_widget_from_map (idx) | |
2799 | int idx; | |
2800 | { | |
2801 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2802 | { | |
2803 | id_to_widget.widgets[idx] = 0; | |
2804 | --id_to_widget.used; | |
2805 | } | |
2806 | } | |
2807 | ||
2808 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 2809 | |
f392e843 JD |
2810 | static GtkWidget * |
2811 | xg_get_widget_from_map (idx) | |
2812 | int idx; | |
2813 | { | |
2814 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
2815 | return id_to_widget.widgets[idx]; | |
2816 | ||
2817 | return 0; | |
2818 | } | |
2819 | ||
810f2256 | 2820 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 2821 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 2822 | |
3a8a22fc | 2823 | int |
810f2256 JD |
2824 | xg_get_scroll_id_for_window (dpy, wid) |
2825 | Display *dpy; | |
3a8a22fc JD |
2826 | Window wid; |
2827 | { | |
2828 | int idx; | |
2829 | GtkWidget *w; | |
2830 | ||
810f2256 | 2831 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
2832 | |
2833 | if (w) | |
2834 | { | |
2835 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
2836 | if (id_to_widget.widgets[idx] == w) | |
2837 | return idx; | |
2838 | } | |
2839 | ||
2840 | return -1; | |
2841 | } | |
2842 | ||
f392e843 JD |
2843 | /* Callback invoked when scroll bar WIDGET is destroyed. |
2844 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 2845 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 2846 | |
f392e843 JD |
2847 | static void |
2848 | xg_gtk_scroll_destroy (widget, data) | |
2849 | GtkWidget *widget; | |
2850 | gpointer data; | |
2851 | { | |
2852 | gpointer p; | |
ff59904a | 2853 | int id = (int) (EMACS_INT) data; /* The EMACS_INT cast avoids a warning. */ |
177c0ea7 | 2854 | |
f392e843 JD |
2855 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
2856 | if (p) xfree (p); | |
2857 | xg_remove_widget_from_map (id); | |
2858 | } | |
2859 | ||
2860 | /* Callback for button press/release events. Used to start timer so that | |
2861 | the scroll bar repetition timer in GTK gets handeled. | |
17097258 | 2862 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
2863 | WIDGET is the scroll bar widget the event is for (not used). |
2864 | EVENT contains the event. | |
17097258 | 2865 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
2866 | |
2867 | Returns FALSE to tell GTK that it shall continue propagate the event | |
2868 | to widgets. */ | |
71bacd48 | 2869 | |
f392e843 JD |
2870 | static gboolean |
2871 | scroll_bar_button_cb (widget, event, user_data) | |
2872 | GtkWidget *widget; | |
2873 | GdkEventButton *event; | |
2874 | gpointer user_data; | |
2875 | { | |
2876 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
2877 | xg_start_timer (); | |
17097258 JD |
2878 | else if (event->type == GDK_BUTTON_RELEASE) |
2879 | { | |
2880 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
2881 | if (xg_timer) xg_stop_timer (); | |
2882 | bar->dragging = Qnil; | |
2883 | } | |
2884 | ||
f392e843 JD |
2885 | return FALSE; |
2886 | } | |
2887 | ||
2888 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
2889 | in BAR. | |
2890 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
2891 | bar changes. | |
2892 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
2893 | to set resources for the widget. */ | |
71bacd48 | 2894 | |
f392e843 JD |
2895 | void |
2896 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
2897 | FRAME_PTR f; | |
2898 | struct scroll_bar *bar; | |
2899 | GCallback scroll_callback; | |
2900 | char *scroll_bar_name; | |
2901 | { | |
2902 | GtkWidget *wscroll; | |
1755a397 | 2903 | GtkWidget *webox; |
f392e843 JD |
2904 | GtkObject *vadj; |
2905 | int scroll_id; | |
177c0ea7 | 2906 | |
f392e843 JD |
2907 | /* Page, step increment values are not so important here, they |
2908 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
2909 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
2910 | 0.1, 0.1, 0.1); | |
2911 | ||
2912 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 2913 | webox = gtk_event_box_new (); |
f392e843 JD |
2914 | gtk_widget_set_name (wscroll, scroll_bar_name); |
2915 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 2916 | |
f392e843 | 2917 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 2918 | |
f979dc05 | 2919 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
2920 | "value-changed", |
2921 | scroll_callback, | |
f979dc05 | 2922 | (gpointer) bar); |
ff59904a | 2923 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
2924 | g_signal_connect (G_OBJECT (wscroll), |
2925 | "destroy", | |
2926 | G_CALLBACK (xg_gtk_scroll_destroy), | |
ff59904a | 2927 | (gpointer) (EMACS_INT) scroll_id); |
f392e843 JD |
2928 | |
2929 | /* Connect to button press and button release to detect if any scroll bar | |
2930 | has the pointer. */ | |
2931 | g_signal_connect (G_OBJECT (wscroll), | |
2932 | "button-press-event", | |
2933 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2934 | (gpointer) bar); |
f392e843 JD |
2935 | g_signal_connect (G_OBJECT (wscroll), |
2936 | "button-release-event", | |
2937 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 2938 | (gpointer) bar); |
177c0ea7 | 2939 | |
1755a397 JD |
2940 | /* The scroll bar widget does not draw on a window of its own. Instead |
2941 | it draws on the parent window, in this case the edit widget. So | |
2942 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
2943 | also, which causes flicker. Put an event box between the edit widget | |
2944 | and the scroll bar, so the scroll bar instead draws itself on the | |
2945 | event box window. */ | |
2946 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
2947 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
2948 | ||
f392e843 JD |
2949 | |
2950 | /* Set the cursor to an arrow. */ | |
1755a397 | 2951 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2952 | |
2953 | SET_SCROLL_BAR_X_WINDOW (bar, scroll_id); | |
2954 | } | |
2955 | ||
2956 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 2957 | |
f392e843 JD |
2958 | void |
2959 | xg_show_scroll_bar (scrollbar_id) | |
2960 | int scrollbar_id; | |
2961 | { | |
2962 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2963 | if (w) | |
1755a397 | 2964 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
2965 | } |
2966 | ||
2967 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 2968 | |
f392e843 JD |
2969 | void |
2970 | xg_remove_scroll_bar (f, scrollbar_id) | |
2971 | FRAME_PTR f; | |
2972 | int scrollbar_id; | |
2973 | { | |
2974 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
2975 | if (w) | |
2976 | { | |
1755a397 | 2977 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 2978 | gtk_widget_destroy (w); |
1755a397 | 2979 | gtk_widget_destroy (wparent); |
f392e843 JD |
2980 | SET_FRAME_GARBAGED (f); |
2981 | } | |
2982 | } | |
2983 | ||
f392e843 JD |
2984 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
2985 | in frame F. | |
2986 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
2987 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 2988 | |
f392e843 | 2989 | void |
1755a397 | 2990 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
2991 | FRAME_PTR f; |
2992 | int scrollbar_id; | |
2993 | int top; | |
2994 | int left; | |
2995 | int width; | |
2996 | int height; | |
2997 | { | |
f392e843 | 2998 | |
49853a4d | 2999 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 3000 | |
49853a4d JD |
3001 | if (wscroll) |
3002 | { | |
cea9be54 | 3003 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 3004 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 3005 | |
ab2d724b | 3006 | /* Move and resize to new values. */ |
ab2d724b | 3007 | gtk_widget_set_size_request (wscroll, width, height); |
1755a397 | 3008 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
17097258 | 3009 | |
49853a4d JD |
3010 | SET_FRAME_GARBAGED (f); |
3011 | cancel_mouse_face (f); | |
3012 | } | |
f392e843 JD |
3013 | } |
3014 | ||
3015 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3016 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 3017 | |
f392e843 JD |
3018 | void |
3019 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3020 | struct scroll_bar *bar; | |
3021 | int portion, position, whole; | |
3022 | { | |
3023 | GtkWidget *wscroll = xg_get_widget_from_map (SCROLL_BAR_X_WINDOW (bar)); | |
3024 | ||
3025 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3026 | ||
17097258 | 3027 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3028 | { |
3029 | GtkAdjustment *adj; | |
3030 | gdouble shown; | |
3031 | gdouble top; | |
3032 | int size, value; | |
7863d625 JD |
3033 | int new_step; |
3034 | int changed = 0; | |
177c0ea7 | 3035 | |
f392e843 JD |
3036 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3037 | ||
17097258 JD |
3038 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3039 | rather than the real portion value. This makes the thumb less likely | |
3040 | to resize and that looks better. */ | |
be786000 | 3041 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3042 | /* When the thumb is at the bottom, position == whole. |
3043 | So we need to increase `whole' to make space for the thumb. */ | |
3044 | whole += portion; | |
3045 | ||
f392e843 JD |
3046 | if (whole <= 0) |
3047 | top = 0, shown = 1; | |
3048 | else | |
3049 | { | |
f392e843 | 3050 | top = (gdouble) position / whole; |
7863d625 | 3051 | shown = (gdouble) portion / whole; |
f392e843 JD |
3052 | } |
3053 | ||
7863d625 JD |
3054 | size = shown * XG_SB_RANGE; |
3055 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3056 | size = max (size, 1); |
3057 | ||
7863d625 JD |
3058 | value = top * XG_SB_RANGE; |
3059 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3060 | value = max (value, XG_SB_MIN); |
3061 | ||
7863d625 | 3062 | /* Assume all lines are of equal size. */ |
be786000 | 3063 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3064 | |
3065 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3066 | || (int) adj->step_increment != new_step) |
3067 | { | |
7863d625 JD |
3068 | adj->page_size = size; |
3069 | adj->step_increment = new_step; | |
2a2071c3 | 3070 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3071 | adj->page_increment = (int) (0.95*adj->page_size); |
3072 | changed = 1; | |
2a2071c3 | 3073 | } |
17097258 | 3074 | |
7863d625 JD |
3075 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3076 | { | |
3077 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3078 | |
7863d625 | 3079 | BLOCK_INPUT; |
cea9be54 | 3080 | |
7863d625 JD |
3081 | /* gtk_range_set_value invokes the callback. Set |
3082 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3083 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3084 | |
7863d625 JD |
3085 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3086 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3087 | else if (changed) | |
3088 | gtk_adjustment_changed (adj); | |
3089 | ||
3090 | xg_ignore_gtk_scrollbar = 0; | |
3091 | ||
3092 | UNBLOCK_INPUT; | |
3093 | } | |
3094 | } | |
f392e843 JD |
3095 | } |
3096 | ||
3097 | \f | |
3098 | /*********************************************************************** | |
3099 | Tool bar functions | |
3100 | ***********************************************************************/ | |
3101 | /* The key for the data we put in the GtkImage widgets. The data is | |
3102 | the image used by Emacs. We use this to see if we need to update | |
3103 | the GtkImage with a new image. */ | |
3104 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3105 | ||
3106 | /* Callback function invoked when a tool bar item is pressed. | |
3107 | W is the button widget in the tool bar that got pressed, | |
3108 | CLIENT_DATA is an integer that is the index of the button in the | |
3109 | tool bar. 0 is the first button. */ | |
71bacd48 | 3110 | |
f392e843 JD |
3111 | static void |
3112 | xg_tool_bar_callback (w, client_data) | |
3113 | GtkWidget *w; | |
3114 | gpointer client_data; | |
3115 | { | |
ff59904a JD |
3116 | /* The EMACS_INT cast avoids a warning. */ |
3117 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3118 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3119 | Lisp_Object key, frame; | |
3120 | struct input_event event; | |
aa4ac494 | 3121 | EVENT_INIT (event); |
f392e843 JD |
3122 | |
3123 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3124 | return; | |
3125 | ||
3126 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3127 | |
f392e843 JD |
3128 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3129 | XSETFRAME (frame, f); | |
3130 | event.kind = TOOL_BAR_EVENT; | |
3131 | event.frame_or_window = frame; | |
3132 | event.arg = frame; | |
3133 | kbd_buffer_store_event (&event); | |
3134 | ||
3135 | event.kind = TOOL_BAR_EVENT; | |
3136 | event.frame_or_window = frame; | |
3137 | event.arg = key; | |
3138 | event.modifiers = 0; /* These are not available. */ | |
3139 | kbd_buffer_store_event (&event); | |
3140 | } | |
3141 | ||
3142 | /* This callback is called when a tool bar is detached. We must set | |
3143 | the height of the tool bar to zero when this happens so frame sizes | |
3144 | are correctly calculated. | |
3145 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3146 | W is the tool bar widget. | |
3147 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3148 | |
f392e843 JD |
3149 | static void |
3150 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3151 | GtkHandleBox *wbox; | |
3152 | GtkWidget *w; | |
3153 | gpointer client_data; | |
3154 | { | |
3155 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3156 | ||
3157 | if (f) | |
3158 | { | |
e0910857 JD |
3159 | FRAME_X_OUTPUT (f)->toolbar_detached = 1; |
3160 | ||
f392e843 JD |
3161 | /* When detaching a tool bar, not everything dissapear. There are |
3162 | a few pixels left that are used to drop the tool bar back into | |
3163 | place. */ | |
f392e843 JD |
3164 | FRAME_TOOLBAR_HEIGHT (f) = 2; |
3165 | ||
3166 | /* The height has changed, resize outer widget and set columns | |
3167 | rows to what we had before detaching the tool bar. */ | |
be786000 | 3168 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3169 | } |
3170 | } | |
3171 | ||
3172 | /* This callback is called when a tool bar is reattached. We must set | |
3173 | the height of the tool bar when this happens so frame sizes | |
3174 | are correctly calculated. | |
3175 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3176 | W is the tool bar widget. | |
3177 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3178 | |
f392e843 JD |
3179 | static void |
3180 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3181 | GtkHandleBox *wbox; | |
3182 | GtkWidget *w; | |
3183 | gpointer client_data; | |
3184 | { | |
3185 | FRAME_PTR f = (FRAME_PTR) client_data; | |
3186 | ||
3187 | if (f) | |
3188 | { | |
3189 | GtkRequisition req; | |
3190 | ||
e0910857 JD |
3191 | FRAME_X_OUTPUT (f)->toolbar_detached = 0; |
3192 | ||
f392e843 JD |
3193 | gtk_widget_size_request (w, &req); |
3194 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3195 | ||
3196 | /* The height has changed, resize outer widget and set columns | |
e0910857 | 3197 | rows to what we had before attaching the tool bar. */ |
be786000 | 3198 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3199 | } |
3200 | } | |
3201 | ||
3202 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3203 | It is used for displaying and hiding the help text. | |
3204 | W is the tool bar item, a button. | |
3205 | EVENT is either an enter event or leave event. | |
3206 | CLIENT_DATA is an integer that is the index of the button in the | |
3207 | tool bar. 0 is the first button. | |
3208 | ||
3209 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3210 | |
f392e843 JD |
3211 | static gboolean |
3212 | xg_tool_bar_help_callback (w, event, client_data) | |
3213 | GtkWidget *w; | |
3214 | GdkEventCrossing *event; | |
3215 | gpointer client_data; | |
3216 | { | |
ff59904a JD |
3217 | /* The EMACS_INT cast avoids a warning. */ |
3218 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3219 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3220 | Lisp_Object help, frame; | |
3221 | ||
3222 | if (! GTK_IS_BUTTON (w)) | |
3223 | { | |
3224 | return FALSE; | |
3225 | } | |
3226 | ||
3227 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
d9301435 | 3228 | return FALSE; |
f392e843 JD |
3229 | |
3230 | if (event->type == GDK_ENTER_NOTIFY) | |
3231 | { | |
3232 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3233 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3234 | ||
3235 | if (NILP (help)) | |
3236 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3237 | } | |
3238 | else | |
3239 | help = Qnil; | |
3240 | ||
3241 | XSETFRAME (frame, f); | |
3242 | kbd_buffer_store_help_event (frame, help); | |
3243 | ||
3244 | return FALSE; | |
3245 | } | |
3246 | ||
3247 | ||
f098b121 JD |
3248 | /* This callback is called when a tool bar item shall be redrawn. |
3249 | It modifies the expose event so that the GtkImage widget redraws the | |
3250 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3251 | in the wrong place when it tries to redraw just a part of the image. | |
3252 | W is the GtkImage to be redrawn. | |
3253 | EVENT is the expose event for W. | |
3254 | CLIENT_DATA is unused. | |
3255 | ||
3256 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3257 | |
f098b121 | 3258 | static gboolean |
3a8a22fc | 3259 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3260 | GtkWidget *w; |
3261 | GdkEventExpose *event; | |
3262 | gpointer client_data; | |
3263 | { | |
b676f356 JD |
3264 | gint width, height; |
3265 | ||
3266 | gdk_drawable_get_size (event->window, &width, &height); | |
3267 | ||
3268 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3269 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3270 | ||
810f2256 JD |
3271 | event->area.x = max (0, event->area.x); |
3272 | event->area.y = max (0, event->area.y); | |
b676f356 JD |
3273 | |
3274 | event->area.width = max (width, event->area.width); | |
3275 | event->area.height = max (height, event->area.height); | |
3276 | ||
f098b121 JD |
3277 | return FALSE; |
3278 | } | |
3279 | ||
3a8a22fc JD |
3280 | /* This callback is called when a tool bar shall be redrawn. |
3281 | We need to update the tool bar from here in case the image cache | |
3282 | has deleted the pixmaps used in the tool bar. | |
3283 | W is the GtkToolbar to be redrawn. | |
3284 | EVENT is the expose event for W. | |
3285 | CLIENT_DATA is pointing to the frame for this tool bar. | |
3286 | ||
3287 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3288 | |
3a8a22fc JD |
3289 | static gboolean |
3290 | xg_tool_bar_expose_callback (w, event, client_data) | |
3291 | GtkWidget *w; | |
3292 | GdkEventExpose *event; | |
3293 | gpointer client_data; | |
3294 | { | |
810f2256 | 3295 | update_frame_tool_bar ((FRAME_PTR) client_data); |
3a8a22fc JD |
3296 | return FALSE; |
3297 | } | |
3298 | ||
71bacd48 JD |
3299 | /* Create a tool bar for frame F. */ |
3300 | ||
f392e843 JD |
3301 | static void |
3302 | xg_create_tool_bar (f) | |
3303 | FRAME_PTR f; | |
3304 | { | |
3305 | struct x_output *x = f->output_data.x; | |
3306 | GtkRequisition req; | |
3307 | int vbox_pos = x->menubar_widget ? 1 : 0; | |
3308 | ||
3309 | x->toolbar_widget = gtk_toolbar_new (); | |
3310 | x->handlebox_widget = gtk_handle_box_new (); | |
e0910857 JD |
3311 | x->toolbar_detached = 0; |
3312 | ||
f392e843 JD |
3313 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), |
3314 | x->toolbar_widget); | |
177c0ea7 | 3315 | |
f392e843 JD |
3316 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3317 | FALSE, FALSE, 0); | |
177c0ea7 | 3318 | |
f392e843 JD |
3319 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3320 | vbox_pos); | |
3321 | ||
f098b121 JD |
3322 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3323 | ||
3324 | /* We only have icons, so override any user setting. We could | |
3325 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3326 | below), but some of those strings are long, making the toolbar so | |
3327 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3328 | item equal size, so the longest caption determine the size of every | |
3329 | tool bar item. I think the creators of the GtkToolbar widget | |
3330 | counted on 4 or 5 character long strings. */ | |
3331 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3332 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3333 | GTK_ORIENTATION_HORIZONTAL); | |
3334 | ||
f392e843 JD |
3335 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3336 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3337 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3338 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
3a8a22fc JD |
3339 | g_signal_connect (G_OBJECT (x->toolbar_widget), |
3340 | "expose-event", | |
3341 | G_CALLBACK (xg_tool_bar_expose_callback), | |
3342 | f); | |
f392e843 JD |
3343 | |
3344 | gtk_widget_show_all (x->handlebox_widget); | |
3345 | ||
3346 | gtk_widget_size_request (x->toolbar_widget, &req); | |
3347 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
177c0ea7 | 3348 | |
f392e843 JD |
3349 | /* The height has changed, resize outer widget and set columns |
3350 | rows to what we had before adding the tool bar. */ | |
be786000 | 3351 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 3352 | |
f392e843 JD |
3353 | SET_FRAME_GARBAGED (f); |
3354 | } | |
3355 | ||
71bacd48 JD |
3356 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3357 | ||
f392e843 JD |
3358 | void |
3359 | update_frame_tool_bar (f) | |
3360 | FRAME_PTR f; | |
3361 | { | |
3362 | int i; | |
3363 | GtkRequisition old_req, new_req; | |
3364 | GList *icon_list; | |
49853a4d | 3365 | GList *iter; |
f392e843 | 3366 | struct x_output *x = f->output_data.x; |
133c0116 | 3367 | int hmargin, vmargin; |
f392e843 JD |
3368 | |
3369 | if (! FRAME_GTK_WIDGET (f)) | |
3370 | return; | |
3371 | ||
3372 | BLOCK_INPUT; | |
177c0ea7 | 3373 | |
133c0116 JD |
3374 | if (INTEGERP (Vtool_bar_button_margin) |
3375 | && XINT (Vtool_bar_button_margin) > 0) | |
3376 | { | |
3377 | hmargin = XFASTINT (Vtool_bar_button_margin); | |
3378 | vmargin = XFASTINT (Vtool_bar_button_margin); | |
3379 | } | |
3380 | else if (CONSP (Vtool_bar_button_margin)) | |
3381 | { | |
3382 | if (INTEGERP (XCAR (Vtool_bar_button_margin)) | |
3383 | && XINT (XCAR (Vtool_bar_button_margin)) > 0) | |
3384 | hmargin = XFASTINT (XCAR (Vtool_bar_button_margin)); | |
3385 | ||
3386 | if (INTEGERP (XCDR (Vtool_bar_button_margin)) | |
3387 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
3388 | vmargin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
3389 | } | |
3390 | ||
3391 | /* The natural size (i.e. when GTK uses 0 as margin) looks best, | |
3392 | so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK", | |
3393 | i.e. zero. This means that margins less than | |
3394 | DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */ | |
3395 | hmargin = max (0, hmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3396 | vmargin = max (0, vmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3397 | ||
f392e843 JD |
3398 | if (! x->toolbar_widget) |
3399 | xg_create_tool_bar (f); | |
3400 | ||
3401 | gtk_widget_size_request (x->toolbar_widget, &old_req); | |
3402 | ||
3403 | icon_list = gtk_container_get_children (GTK_CONTAINER (x->toolbar_widget)); | |
49853a4d | 3404 | iter = icon_list; |
177c0ea7 | 3405 | |
f392e843 JD |
3406 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3407 | { | |
3408 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) | |
3409 | ||
3410 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); | |
3411 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3412 | int idx; | |
3413 | int img_id; | |
3414 | struct image *img; | |
3415 | Lisp_Object image; | |
49853a4d | 3416 | GtkWidget *wicon = iter ? GTK_WIDGET (iter->data) : 0; |
26b74a0b | 3417 | |
49853a4d | 3418 | if (iter) iter = g_list_next (iter); |
f392e843 JD |
3419 | |
3420 | /* If image is a vector, choose the image according to the | |
3421 | button state. */ | |
3422 | image = PROP (TOOL_BAR_ITEM_IMAGES); | |
3423 | if (VECTORP (image)) | |
3424 | { | |
3425 | if (enabled_p) | |
3426 | idx = (selected_p | |
3427 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3428 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3429 | else | |
3430 | idx = (selected_p | |
3431 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
3432 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
3433 | ||
3434 | xassert (ASIZE (image) >= idx); | |
3435 | image = AREF (image, idx); | |
3436 | } | |
3437 | else | |
3438 | idx = -1; | |
3439 | ||
3440 | /* Ignore invalid image specifications. */ | |
3441 | if (!valid_image_p (image)) | |
3442 | { | |
3443 | if (wicon) gtk_widget_hide (wicon); | |
3444 | continue; | |
3445 | } | |
3446 | ||
3447 | img_id = lookup_image (f, image); | |
3448 | img = IMAGE_FROM_ID (f, img_id); | |
1d1885fc | 3449 | prepare_image_for_display (f, img); |
f392e843 | 3450 | |
1d1885fc JD |
3451 | if (img->load_failed_p || img->pixmap == None) |
3452 | { | |
3453 | if (wicon) gtk_widget_hide (wicon); | |
3454 | continue; | |
3455 | } | |
177c0ea7 | 3456 | |
f392e843 JD |
3457 | if (! wicon) |
3458 | { | |
5b166323 | 3459 | GtkWidget *w = xg_get_image_for_pixmap (f, img, x->widget, NULL); |
f392e843 | 3460 | |
133c0116 JD |
3461 | gtk_misc_set_padding (GTK_MISC (w), hmargin, vmargin); |
3462 | ||
ff59904a | 3463 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3464 | gtk_toolbar_append_item (GTK_TOOLBAR (x->toolbar_widget), |
3465 | 0, 0, 0, | |
3466 | w, | |
3467 | GTK_SIGNAL_FUNC (xg_tool_bar_callback), | |
ff59904a | 3468 | (gpointer) (EMACS_INT) i); |
177c0ea7 | 3469 | |
f392e843 JD |
3470 | /* Save the image so we can see if an update is needed when |
3471 | this function is called again. */ | |
3472 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3473 | (gpointer)img->pixmap); |
f392e843 | 3474 | |
f098b121 | 3475 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 3476 | comment for xg_tool_bar_item_expose_callback. */ |
f098b121 JD |
3477 | g_signal_connect (G_OBJECT (w), |
3478 | "expose-event", | |
3a8a22fc | 3479 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
3480 | 0); |
3481 | ||
f392e843 JD |
3482 | /* We must set sensitive on the button that is the parent |
3483 | of the GtkImage parent. Go upwards until we find the button. */ | |
3484 | while (! GTK_IS_BUTTON (w)) | |
3485 | w = gtk_widget_get_parent (w); | |
177c0ea7 | 3486 | |
f392e843 JD |
3487 | if (w) |
3488 | { | |
3489 | /* Save the frame in the button so the xg_tool_bar_callback | |
3490 | can get at it. */ | |
3491 | g_object_set_data (G_OBJECT (w), XG_FRAME_DATA, (gpointer)f); | |
3492 | gtk_widget_set_sensitive (w, enabled_p); | |
3493 | ||
3494 | /* Use enter/leave notify to show help. We use the events | |
3495 | rather than the GtkButton specific signals "enter" and | |
3496 | "leave", so we can have only one callback. The event | |
3497 | will tell us what kind of event it is. */ | |
ff59904a | 3498 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3499 | g_signal_connect (G_OBJECT (w), |
3500 | "enter-notify-event", | |
3501 | G_CALLBACK (xg_tool_bar_help_callback), | |
ff59904a | 3502 | (gpointer) (EMACS_INT) i); |
f392e843 JD |
3503 | g_signal_connect (G_OBJECT (w), |
3504 | "leave-notify-event", | |
3505 | G_CALLBACK (xg_tool_bar_help_callback), | |
ff59904a | 3506 | (gpointer) (EMACS_INT) i); |
f392e843 JD |
3507 | } |
3508 | } | |
3509 | else | |
3510 | { | |
3511 | /* The child of the tool bar is a button. Inside that button | |
3512 | is a vbox. Inside that vbox is the GtkImage. */ | |
3513 | GtkWidget *wvbox = gtk_bin_get_child (GTK_BIN (wicon)); | |
49853a4d JD |
3514 | GList *chlist = gtk_container_get_children (GTK_CONTAINER (wvbox)); |
3515 | GtkImage *wimage = GTK_IMAGE (chlist->data); | |
26b74a0b JD |
3516 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
3517 | XG_TOOL_BAR_IMAGE_DATA); | |
49853a4d | 3518 | g_list_free (chlist); |
f392e843 | 3519 | |
133c0116 JD |
3520 | gtk_misc_set_padding (GTK_MISC (wimage), hmargin, vmargin); |
3521 | ||
26b74a0b | 3522 | if (old_img != img->pixmap) |
5b166323 | 3523 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); |
f392e843 JD |
3524 | |
3525 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
26b74a0b | 3526 | (gpointer)img->pixmap); |
f392e843 JD |
3527 | |
3528 | gtk_widget_set_sensitive (wicon, enabled_p); | |
3529 | gtk_widget_show (wicon); | |
3530 | } | |
177c0ea7 | 3531 | |
f392e843 JD |
3532 | #undef PROP |
3533 | } | |
3534 | ||
3535 | /* Remove buttons not longer needed. We just hide them so they | |
3536 | can be reused later on. */ | |
49853a4d | 3537 | while (iter) |
f392e843 | 3538 | { |
49853a4d | 3539 | GtkWidget *w = GTK_WIDGET (iter->data); |
f392e843 | 3540 | gtk_widget_hide (w); |
49853a4d | 3541 | iter = g_list_next (iter); |
f392e843 JD |
3542 | } |
3543 | ||
3544 | gtk_widget_size_request (x->toolbar_widget, &new_req); | |
e0910857 JD |
3545 | if (old_req.height != new_req.height |
3546 | && ! FRAME_X_OUTPUT (f)->toolbar_detached) | |
f392e843 JD |
3547 | { |
3548 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
be786000 | 3549 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3550 | } |
3551 | ||
49853a4d JD |
3552 | if (icon_list) g_list_free (icon_list); |
3553 | ||
f392e843 JD |
3554 | UNBLOCK_INPUT; |
3555 | } | |
3556 | ||
71bacd48 JD |
3557 | /* Deallocate all resources for the tool bar on frame F. |
3558 | Remove the tool bar. */ | |
3559 | ||
f392e843 JD |
3560 | void |
3561 | free_frame_tool_bar (f) | |
3562 | FRAME_PTR f; | |
3563 | { | |
3564 | struct x_output *x = f->output_data.x; | |
3565 | ||
3566 | if (x->toolbar_widget) | |
3567 | { | |
f392e843 JD |
3568 | BLOCK_INPUT; |
3569 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
3570 | x->handlebox_widget); | |
3571 | x->toolbar_widget = 0; | |
3572 | x->handlebox_widget = 0; | |
3573 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
3574 | ||
3575 | /* The height has changed, resize outer widget and set columns | |
3576 | rows to what we had before removing the tool bar. */ | |
be786000 | 3577 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3578 | |
3579 | SET_FRAME_GARBAGED (f); | |
3580 | UNBLOCK_INPUT; | |
3581 | } | |
3582 | } | |
3583 | ||
3584 | ||
3585 | \f | |
3586 | /*********************************************************************** | |
3587 | Initializing | |
3588 | ***********************************************************************/ | |
3589 | void | |
3590 | xg_initialize () | |
3591 | { | |
9f6fcdc5 JD |
3592 | GtkBindingSet *binding_set; |
3593 | ||
f392e843 | 3594 | xg_ignore_gtk_scrollbar = 0; |
da18b5ac | 3595 | xg_detached_menus = 0; |
f392e843 JD |
3596 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
3597 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
3598 | ||
81e302ef JD |
3599 | id_to_widget.max_size = id_to_widget.used = 0; |
3600 | id_to_widget.widgets = 0; | |
3601 | ||
f392e843 JD |
3602 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
3603 | bindings. It doesn't seem to be any way to remove properties, | |
3604 | so we set it to VoidSymbol which in X means "no key". */ | |
3605 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3606 | "gtk-menu-bar-accel", | |
3607 | "VoidSymbol", | |
3608 | EMACS_CLASS); | |
81e302ef JD |
3609 | |
3610 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
3611 | Emacs after all. */ | |
3612 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
3613 | "gtk-key-theme-name", | |
3614 | "Emacs", | |
3615 | EMACS_CLASS); | |
9f6fcdc5 JD |
3616 | |
3617 | /* Make dialogs close on C-g. Since file dialog inherits from | |
3618 | dialog, this works for them also. */ | |
3619 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_DIALOG)); | |
3620 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
3621 | "close", 0); | |
3622 | ||
3623 | /* Make menus close on C-g. */ | |
3624 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_MENU_SHELL)); | |
3625 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
3626 | "cancel", 0); | |
f392e843 JD |
3627 | } |
3628 | ||
3629 | #endif /* USE_GTK */ | |
ab5796a9 MB |
3630 | |
3631 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
3632 | (do not change this comment) */ |