Commit | Line | Data |
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f392e843 | 1 | /* Functions for creating and updating GTK widgets. |
4e6835db | 2 | Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. |
f392e843 JD |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
684d6f5b | 8 | the Free Software Foundation; either version 3, or (at your option) |
f392e843 JD |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
4fc5845f LK |
18 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
19 | Boston, MA 02110-1301, USA. */ | |
f392e843 JD |
20 | |
21 | #include "config.h" | |
22 | ||
23 | #ifdef USE_GTK | |
e8794476 | 24 | #include <string.h> |
aa477689 | 25 | #include <signal.h> |
e8794476 | 26 | #include <stdio.h> |
f392e843 JD |
27 | #include "lisp.h" |
28 | #include "xterm.h" | |
29 | #include "blockinput.h" | |
aa477689 | 30 | #include "syssignal.h" |
f392e843 JD |
31 | #include "window.h" |
32 | #include "atimer.h" | |
33 | #include "gtkutil.h" | |
34 | #include "termhooks.h" | |
5b07197a DL |
35 | #include "keyboard.h" |
36 | #include "charset.h" | |
37 | #include "coding.h" | |
f392e843 JD |
38 | #include <gdk/gdkkeysyms.h> |
39 | ||
810f2256 | 40 | |
f392e843 | 41 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 42 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 43 | |
93c579e0 JD |
44 | /* Avoid "differ in sign" warnings */ |
45 | #define SSDATA(x) ((char *) SDATA (x)) | |
46 | ||
810f2256 JD |
47 | \f |
48 | /*********************************************************************** | |
49 | Display handling functions | |
50 | ***********************************************************************/ | |
51 | ||
52 | #ifdef HAVE_GTK_MULTIDISPLAY | |
53 | ||
879ffad9 JD |
54 | /* Gtk does not work well without any display open. Emacs may close |
55 | all its displays. In that case, keep a display around just for | |
56 | the purpose of having one. */ | |
57 | ||
58 | static GdkDisplay *gdpy_def; | |
59 | ||
60 | ||
810f2256 | 61 | /* Return the GdkDisplay that corresponds to the X display DPY. */ |
71bacd48 | 62 | |
810f2256 JD |
63 | static GdkDisplay * |
64 | xg_get_gdk_display (dpy) | |
65 | Display *dpy; | |
66 | { | |
67 | return gdk_x11_lookup_xdisplay (dpy); | |
68 | } | |
69 | ||
70 | /* When the GTK widget W is to be created on a display for F that | |
71 | is not the default display, set the display for W. | |
72 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 73 | |
810f2256 JD |
74 | static void |
75 | xg_set_screen (w, f) | |
76 | GtkWidget *w; | |
77 | FRAME_PTR f; | |
78 | { | |
79 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
80 | { | |
81 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
82 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
83 | ||
84 | if (GTK_IS_MENU (w)) | |
85 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
86 | else | |
87 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
88 | } | |
89 | } | |
90 | ||
91 | ||
92 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
93 | ||
94 | /* Make some defines so we can use the GTK 2.2 functions when | |
95 | compiling with GTK 2.0. */ | |
71bacd48 | 96 | |
810f2256 JD |
97 | #define xg_set_screen(w, f) |
98 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
99 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
100 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
101 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
102 | #define GdkDisplay void | |
103 | ||
104 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
105 | ||
106 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
107 | *DPY is set to NULL if the display can't be opened. | |
108 | ||
109 | Returns non-zero if display could be opened, zero if display could not | |
110 | be opened, and less than zero if the GTK version doesn't support | |
111 | multipe displays. */ | |
71bacd48 | 112 | |
810f2256 JD |
113 | int |
114 | xg_display_open (display_name, dpy) | |
115 | char *display_name; | |
116 | Display **dpy; | |
117 | { | |
118 | #ifdef HAVE_GTK_MULTIDISPLAY | |
119 | GdkDisplay *gdpy; | |
120 | ||
121 | gdpy = gdk_display_open (display_name); | |
122 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; | |
123 | ||
124 | return gdpy != NULL; | |
125 | ||
126 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
127 | ||
128 | return -1; | |
129 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
130 | } | |
131 | ||
132 | ||
71bacd48 JD |
133 | /* Close display DPY. */ |
134 | ||
810f2256 JD |
135 | void |
136 | xg_display_close (Display *dpy) | |
137 | { | |
138 | #ifdef HAVE_GTK_MULTIDISPLAY | |
139 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
140 | ||
810f2256 | 141 | /* If this is the default display, we must change it before calling |
9d7dda8a | 142 | dispose, otherwise it will crash on some Gtk+ versions. */ |
810f2256 JD |
143 | if (gdk_display_get_default () == gdpy) |
144 | { | |
145 | struct x_display_info *dpyinfo; | |
146 | Display *new_dpy = 0; | |
147 | GdkDisplay *gdpy_new; | |
148 | ||
149 | /* Find another display. */ | |
150 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
151 | if (dpyinfo->display != dpy) | |
152 | { | |
153 | new_dpy = dpyinfo->display; | |
154 | break; | |
155 | } | |
156 | ||
879ffad9 JD |
157 | if (new_dpy) |
158 | gdpy_new = gdk_x11_lookup_xdisplay (new_dpy); | |
159 | else | |
160 | { | |
161 | if (!gdpy_def) | |
162 | gdpy_def = gdk_display_open (gdk_display_get_name (gdpy)); | |
163 | gdpy_new = gdpy_def; | |
164 | } | |
810f2256 | 165 | |
810f2256 JD |
166 | gdk_display_manager_set_default_display (gdk_display_manager_get (), |
167 | gdpy_new); | |
168 | } | |
169 | ||
9d7dda8a JD |
170 | /* GTK 2.2-2.8 has a bug that makes gdk_display_close crash (bug |
171 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way | |
172 | we can continue running, but there will be memory leaks. */ | |
810f2256 | 173 | |
9d7dda8a JD |
174 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 10 |
175 | g_object_run_dispose (G_OBJECT (gdpy)); | |
810f2256 | 176 | #else |
9d7dda8a | 177 | /* This seems to be fixed in GTK 2.10. */ |
810f2256 JD |
178 | gdk_display_close (gdpy); |
179 | #endif | |
180 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
181 | } | |
cea9be54 | 182 | |
f392e843 JD |
183 | \f |
184 | /*********************************************************************** | |
185 | Utility functions | |
186 | ***********************************************************************/ | |
187 | /* The timer for scroll bar repetition and menu bar timeouts. | |
188 | NULL if no timer is started. */ | |
189 | static struct atimer *xg_timer; | |
190 | ||
f392e843 JD |
191 | |
192 | /* The next two variables and functions are taken from lwlib. */ | |
193 | static widget_value *widget_value_free_list; | |
194 | static int malloc_cpt; | |
195 | ||
196 | /* Allocate a widget_value structure, either by taking one from the | |
197 | widget_value_free_list or by malloc:ing a new one. | |
198 | ||
199 | Return a pointer to the allocated structure. */ | |
71bacd48 | 200 | |
f392e843 JD |
201 | widget_value * |
202 | malloc_widget_value () | |
203 | { | |
204 | widget_value *wv; | |
205 | if (widget_value_free_list) | |
206 | { | |
207 | wv = widget_value_free_list; | |
208 | widget_value_free_list = wv->free_list; | |
209 | wv->free_list = 0; | |
210 | } | |
211 | else | |
212 | { | |
6d304eed | 213 | wv = (widget_value *) xmalloc (sizeof (widget_value)); |
f392e843 JD |
214 | malloc_cpt++; |
215 | } | |
216 | memset (wv, 0, sizeof (widget_value)); | |
217 | return wv; | |
218 | } | |
219 | ||
220 | /* This is analogous to free. It frees only what was allocated | |
221 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 222 | |
f392e843 JD |
223 | void |
224 | free_widget_value (wv) | |
225 | widget_value *wv; | |
226 | { | |
227 | if (wv->free_list) | |
228 | abort (); | |
229 | ||
230 | if (malloc_cpt > 25) | |
231 | { | |
232 | /* When the number of already allocated cells is too big, | |
233 | We free it. */ | |
234 | free (wv); | |
235 | malloc_cpt--; | |
236 | } | |
237 | else | |
238 | { | |
239 | wv->free_list = widget_value_free_list; | |
240 | widget_value_free_list = wv; | |
241 | } | |
242 | } | |
243 | ||
f392e843 | 244 | |
810f2256 JD |
245 | /* Create and return the cursor to be used for popup menus and |
246 | scroll bars on display DPY. */ | |
71bacd48 | 247 | |
810f2256 JD |
248 | GdkCursor * |
249 | xg_create_default_cursor (dpy) | |
250 | Display *dpy; | |
251 | { | |
252 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
253 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
254 | } | |
255 | ||
5695f1b4 JD |
256 | /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel. */ |
257 | ||
1001243b | 258 | static GdkPixbuf * |
5695f1b4 JD |
259 | xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap) |
260 | GdkPixmap *gpix; | |
261 | GdkPixmap *gmask; | |
262 | GdkColormap *cmap; | |
263 | { | |
264 | int x, y, width, height, rowstride, mask_rowstride; | |
265 | GdkPixbuf *icon_buf, *tmp_buf; | |
266 | guchar *pixels; | |
267 | guchar *mask_pixels; | |
268 | ||
269 | gdk_drawable_get_size (gpix, &width, &height); | |
270 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, gpix, cmap, | |
271 | 0, 0, 0, 0, width, height); | |
272 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
273 | g_object_unref (G_OBJECT (tmp_buf)); | |
274 | ||
275 | if (gmask) | |
276 | { | |
277 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
278 | gmask, | |
279 | NULL, | |
280 | 0, 0, 0, 0, | |
281 | width, height); | |
282 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
283 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
284 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
285 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
286 | int y; | |
287 | ||
288 | for (y = 0; y < height; ++y) | |
289 | { | |
290 | guchar *iconptr, *maskptr; | |
291 | int x; | |
292 | ||
293 | iconptr = pixels + y * rowstride; | |
294 | maskptr = mask_pixels + y * mask_rowstride; | |
295 | ||
296 | for (x = 0; x < width; ++x) | |
297 | { | |
298 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
299 | just R is sufficient. */ | |
300 | if (maskptr[0] == 0) | |
301 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
302 | ||
303 | iconptr += rowstride/width; | |
304 | maskptr += mask_rowstride/width; | |
305 | } | |
306 | } | |
307 | ||
308 | g_object_unref (G_OBJECT (mask_buf)); | |
309 | } | |
310 | ||
311 | return icon_buf; | |
312 | } | |
313 | ||
98a92193 JD |
314 | static Lisp_Object |
315 | file_for_image(image) | |
316 | Lisp_Object image; | |
317 | { | |
318 | Lisp_Object specified_file = Qnil; | |
319 | Lisp_Object tail; | |
320 | extern Lisp_Object QCfile; | |
321 | ||
322 | for (tail = XCDR (image); | |
323 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
324 | tail = XCDR (XCDR (tail))) | |
325 | if (EQ (XCAR (tail), QCfile)) | |
326 | specified_file = XCAR (XCDR (tail)); | |
327 | ||
328 | return specified_file; | |
329 | } | |
330 | ||
5b166323 JD |
331 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
332 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
333 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
334 | will look bad. For display with more than 8 planes we just use the | |
335 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
336 | able to use external pixmaps, it looks bad whatever we do. | |
337 | The image is defined on the display where frame F is. | |
338 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
339 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
340 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 341 | |
5b166323 JD |
342 | static GtkWidget * |
343 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
344 | FRAME_PTR f; |
345 | struct image *img; | |
5b166323 JD |
346 | GtkWidget *widget; |
347 | GtkImage *old_widget; | |
810f2256 | 348 | { |
5b166323 JD |
349 | GdkPixmap *gpix; |
350 | GdkPixmap *gmask; | |
03ecb80f | 351 | GdkDisplay *gdpy; |
45c94881 JD |
352 | GdkColormap *cmap; |
353 | GdkPixbuf *icon_buf; | |
03ecb80f | 354 | |
0facd9c3 | 355 | /* If we have a file, let GTK do all the image handling. |
03ecb80f | 356 | This seems to be the only way to make insensitive and activated icons |
0facd9c3 | 357 | look good in all cases. */ |
98a92193 | 358 | Lisp_Object specified_file = file_for_image (img->spec); |
a821c035 | 359 | Lisp_Object file; |
0facd9c3 | 360 | |
a821c035 JD |
361 | /* We already loaded the image once before calling this |
362 | function, so this only fails if the image file has been removed. | |
363 | In that case, use the pixmap already loaded. */ | |
0facd9c3 | 364 | |
a821c035 JD |
365 | if (STRINGP (specified_file) |
366 | && STRINGP (file = x_find_image_file (specified_file))) | |
367 | { | |
0facd9c3 JD |
368 | if (! old_widget) |
369 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SSDATA (file))); | |
370 | else | |
371 | gtk_image_set_from_file (old_widget, SSDATA (file)); | |
372 | ||
0facd9c3 | 373 | return GTK_WIDGET (old_widget); |
03ecb80f | 374 | } |
810f2256 | 375 | |
0facd9c3 JD |
376 | /* No file, do the image handling ourselves. This will look very bad |
377 | on a monochrome display, and sometimes bad on all displays with | |
378 | certain themes. */ | |
379 | ||
03ecb80f | 380 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
381 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
382 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
383 | ||
45c94881 JD |
384 | /* This is a workaround to make icons look good on pseudo color |
385 | displays. Apparently GTK expects the images to have an alpha | |
386 | channel. If they don't, insensitive and activated icons will | |
387 | look bad. This workaround does not work on monochrome displays, | |
388 | and is strictly not needed on true color/static color displays (i.e. | |
389 | 16 bits and higher). But we do it anyway so we get a pixbuf that is | |
390 | not associated with the img->pixmap. The img->pixmap may be removed | |
391 | by clearing the image cache and then the tool bar redraw fails, since | |
392 | Gtk+ assumes the pixmap is always there. */ | |
393 | cmap = gtk_widget_get_colormap (widget); | |
394 | icon_buf = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap); | |
395 | ||
396 | if (! old_widget) | |
397 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
5b166323 | 398 | else |
45c94881 | 399 | gtk_image_set_from_pixbuf (old_widget, icon_buf); |
5695f1b4 | 400 | |
45c94881 | 401 | g_object_unref (G_OBJECT (icon_buf)); |
5b166323 | 402 | |
74cdfe05 JD |
403 | g_object_unref (G_OBJECT (gpix)); |
404 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
405 | ||
5b166323 | 406 | return GTK_WIDGET (old_widget); |
810f2256 JD |
407 | } |
408 | ||
409 | ||
410 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
411 | for scroll bars and menu because they create widgets internally, | |
412 | and it is those widgets that are visible. */ | |
71bacd48 | 413 | |
810f2256 | 414 | static void |
f392e843 JD |
415 | xg_set_cursor (w, cursor) |
416 | GtkWidget *w; | |
810f2256 | 417 | GdkCursor *cursor; |
f392e843 JD |
418 | { |
419 | GList *children = gdk_window_peek_children (w->window); | |
420 | ||
810f2256 | 421 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
422 | |
423 | /* The scroll bar widget has more than one GDK window (had to look at | |
424 | the source to figure this out), and there is no way to set cursor | |
425 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
426 | Ditto for menus. */ | |
427 | ||
428 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 429 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
430 | } |
431 | ||
432 | /* Timer function called when a timeout occurs for xg_timer. | |
433 | This function processes all GTK events in a recursive event loop. | |
434 | This is done because GTK timer events are not seen by Emacs event | |
435 | detection, Emacs only looks for X events. When a scroll bar has the | |
436 | pointer (detected by button press/release events below) an Emacs | |
437 | timer is started, and this function can then check if the GTK timer | |
438 | has expired by calling the GTK event loop. | |
439 | Also, when a menu is active, it has a small timeout before it | |
440 | pops down the sub menu under it. */ | |
71bacd48 | 441 | |
f392e843 JD |
442 | static void |
443 | xg_process_timeouts (timer) | |
444 | struct atimer *timer; | |
445 | { | |
446 | BLOCK_INPUT; | |
447 | /* Ideally we would like to just handle timer events, like the Xt version | |
448 | of this does in xterm.c, but there is no such feature in GTK. */ | |
449 | while (gtk_events_pending ()) | |
450 | gtk_main_iteration (); | |
451 | UNBLOCK_INPUT; | |
452 | } | |
453 | ||
454 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
455 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 456 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 457 | |
f392e843 JD |
458 | static void |
459 | xg_start_timer () | |
460 | { | |
461 | if (! xg_timer) | |
462 | { | |
463 | EMACS_TIME interval; | |
464 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
465 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
466 | interval, | |
467 | xg_process_timeouts, | |
468 | 0); | |
469 | } | |
470 | } | |
471 | ||
472 | /* Stop the xg_timer if started. */ | |
71bacd48 | 473 | |
f392e843 JD |
474 | static void |
475 | xg_stop_timer () | |
476 | { | |
477 | if (xg_timer) | |
478 | { | |
479 | cancel_atimer (xg_timer); | |
480 | xg_timer = 0; | |
481 | } | |
482 | } | |
483 | ||
484 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 485 | |
f392e843 JD |
486 | static void |
487 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
488 | { | |
489 | xg_list_node *list_start = list->next; | |
177c0ea7 | 490 | |
f392e843 JD |
491 | if (list_start) list_start->prev = node; |
492 | node->next = list_start; | |
493 | node->prev = 0; | |
494 | list->next = node; | |
495 | } | |
496 | ||
497 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 498 | |
f392e843 JD |
499 | static void |
500 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
501 | { | |
502 | xg_list_node *list_start = list->next; | |
503 | if (node == list_start) | |
504 | { | |
505 | list->next = node->next; | |
506 | if (list->next) list->next->prev = 0; | |
507 | } | |
508 | else | |
509 | { | |
510 | node->prev->next = node->next; | |
511 | if (node->next) node->next->prev = node->prev; | |
512 | } | |
513 | } | |
514 | ||
515 | /* Allocate and return a utf8 version of STR. If STR is already | |
516 | utf8 or NULL, just return STR. | |
517 | If not, a new string is allocated and the caller must free the result | |
518 | with g_free. */ | |
71bacd48 | 519 | |
f392e843 JD |
520 | static char * |
521 | get_utf8_string (str) | |
522 | char *str; | |
523 | { | |
524 | char *utf8_str = str; | |
177c0ea7 | 525 | |
241ad3ca JD |
526 | if (!str) return NULL; |
527 | ||
f392e843 | 528 | /* If not UTF-8, try current locale. */ |
241ad3ca | 529 | if (!g_utf8_validate (str, -1, NULL)) |
f392e843 JD |
530 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); |
531 | ||
241ad3ca JD |
532 | if (!utf8_str) |
533 | { | |
534 | /* Probably some control characters in str. Escape them. */ | |
535 | size_t nr_bad = 0; | |
536 | gsize bytes_read; | |
537 | gsize bytes_written; | |
538 | unsigned char *p = (unsigned char *)str; | |
539 | char *cp, *up; | |
540 | GError *error = NULL; | |
541 | ||
b43da352 JD |
542 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
543 | &bytes_written, &error)) | |
241ad3ca JD |
544 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) |
545 | { | |
546 | ++nr_bad; | |
547 | p += bytes_written+1; | |
548 | g_error_free (error); | |
549 | error = NULL; | |
550 | } | |
551 | ||
552 | if (error) | |
553 | { | |
554 | g_error_free (error); | |
555 | error = NULL; | |
556 | } | |
557 | if (cp) g_free (cp); | |
558 | ||
559 | up = utf8_str = xmalloc (strlen (str) + nr_bad * 4 + 1); | |
b43da352 | 560 | p = (unsigned char *)str; |
241ad3ca | 561 | |
b43da352 | 562 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
241ad3ca JD |
563 | &bytes_written, &error)) |
564 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) | |
565 | { | |
b43da352 | 566 | strncpy (up, (char *)p, bytes_written); |
241ad3ca JD |
567 | sprintf (up + bytes_written, "\\%03o", p[bytes_written]); |
568 | up[bytes_written+4] = '\0'; | |
569 | up += bytes_written+4; | |
570 | p += bytes_written+1; | |
571 | g_error_free (error); | |
572 | error = NULL; | |
573 | } | |
574 | ||
575 | if (cp) | |
576 | { | |
577 | strcat (utf8_str, cp); | |
578 | g_free (cp); | |
579 | } | |
580 | if (error) | |
581 | { | |
582 | g_error_free (error); | |
583 | error = NULL; | |
584 | } | |
585 | } | |
f392e843 JD |
586 | return utf8_str; |
587 | } | |
588 | ||
589 | ||
590 | \f | |
591 | /*********************************************************************** | |
592 | General functions for creating widgets, resizing, events, e.t.c. | |
593 | ***********************************************************************/ | |
594 | ||
595 | /* Make a geometry string and pass that to GTK. It seems this is the | |
596 | only way to get geometry position right if the user explicitly | |
597 | asked for a position when starting Emacs. | |
598 | F is the frame we shall set geometry for. */ | |
71bacd48 | 599 | |
f392e843 JD |
600 | static void |
601 | xg_set_geometry (f) | |
602 | FRAME_PTR f; | |
603 | { | |
be786000 | 604 | if (f->size_hint_flags & USPosition) |
f392e843 | 605 | { |
be786000 KS |
606 | int left = f->left_pos; |
607 | int xneg = f->size_hint_flags & XNegative; | |
608 | int top = f->top_pos; | |
609 | int yneg = f->size_hint_flags & YNegative; | |
f392e843 | 610 | char geom_str[32]; |
177c0ea7 | 611 | |
f392e843 JD |
612 | if (xneg) |
613 | left = -left; | |
614 | if (yneg) | |
615 | top = -top; | |
616 | ||
617 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
be786000 | 618 | FRAME_PIXEL_WIDTH (f), |
f392e843 JD |
619 | FRAME_TOTAL_PIXEL_HEIGHT (f), |
620 | (xneg ? '-' : '+'), left, | |
621 | (yneg ? '-' : '+'), top); | |
622 | ||
623 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
624 | geom_str)) | |
625 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
52d166e0 JD |
626 | } else if (f->size_hint_flags & PPosition) { |
627 | gtk_window_move (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
628 | f->left_pos, f->top_pos); | |
f392e843 JD |
629 | } |
630 | } | |
631 | ||
177c0ea7 | 632 | |
f392e843 JD |
633 | /* Resize the outer window of frame F after chainging the height. |
634 | This happend when the menu bar or the tool bar is added or removed. | |
635 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ | |
71bacd48 | 636 | |
f392e843 JD |
637 | static void |
638 | xg_resize_outer_widget (f, columns, rows) | |
639 | FRAME_PTR f; | |
640 | int columns; | |
641 | int rows; | |
642 | { | |
f392e843 JD |
643 | /* If we are not mapped yet, set geometry once again, as window |
644 | height now have changed. */ | |
645 | if (! GTK_WIDGET_MAPPED (FRAME_GTK_OUTER_WIDGET (f))) | |
646 | xg_set_geometry (f); | |
647 | ||
648 | xg_frame_set_char_size (f, columns, rows); | |
649 | gdk_window_process_all_updates (); | |
650 | } | |
651 | ||
652 | /* Function to handle resize of our widgets. Since Emacs has some layouts | |
653 | that does not fit well with GTK standard containers, we do most layout | |
654 | manually. | |
655 | F is the frame to resize. | |
656 | PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */ | |
71bacd48 | 657 | |
f392e843 JD |
658 | void |
659 | xg_resize_widgets (f, pixelwidth, pixelheight) | |
660 | FRAME_PTR f; | |
661 | int pixelwidth, pixelheight; | |
662 | { | |
663 | int mbheight = FRAME_MENUBAR_HEIGHT (f); | |
664 | int tbheight = FRAME_TOOLBAR_HEIGHT (f); | |
c43923ad | 665 | int rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, (pixelheight |
be786000 KS |
666 | - mbheight - tbheight)); |
667 | int columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); | |
177c0ea7 | 668 | |
f392e843 | 669 | if (FRAME_GTK_WIDGET (f) |
c43923ad | 670 | && (columns != FRAME_COLS (f) |
1755a397 | 671 | || rows != FRAME_LINES (f) |
c43923ad | 672 | || pixelwidth != FRAME_PIXEL_WIDTH (f) |
1755a397 | 673 | || pixelheight != FRAME_PIXEL_HEIGHT (f))) |
f392e843 JD |
674 | { |
675 | struct x_output *x = f->output_data.x; | |
676 | GtkAllocation all; | |
677 | ||
678 | all.y = mbheight + tbheight; | |
679 | all.x = 0; | |
680 | ||
681 | all.width = pixelwidth; | |
682 | all.height = pixelheight - mbheight - tbheight; | |
683 | ||
684 | gtk_widget_size_allocate (x->edit_widget, &all); | |
cea9be54 | 685 | |
f392e843 JD |
686 | change_frame_size (f, rows, columns, 0, 1, 0); |
687 | SET_FRAME_GARBAGED (f); | |
688 | cancel_mouse_face (f); | |
689 | } | |
690 | } | |
691 | ||
692 | ||
693 | /* Update our widget size to be COLS/ROWS characters for frame F. */ | |
71bacd48 | 694 | |
f392e843 JD |
695 | void |
696 | xg_frame_set_char_size (f, cols, rows) | |
697 | FRAME_PTR f; | |
698 | int cols; | |
699 | int rows; | |
700 | { | |
be786000 | 701 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 702 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 703 | int pixelwidth; |
177c0ea7 | 704 | |
f392e843 JD |
705 | /* Take into account the size of the scroll bar. Always use the |
706 | number of columns occupied by the scroll bar here otherwise we | |
707 | might end up with a frame width that is not a multiple of the | |
708 | frame's character width which is bad for vertically split | |
709 | windows. */ | |
be786000 KS |
710 | f->scroll_bar_actual_width |
711 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 712 | |
055d3c98 | 713 | compute_fringe_widths (f, 0); |
f392e843 | 714 | |
be786000 | 715 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 716 | after calculating that value. */ |
be786000 | 717 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 718 | |
f392e843 JD |
719 | /* Must resize our top level widget. Font size may have changed, |
720 | but not rows/cols. */ | |
721 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
722 | pixelwidth, pixelheight); | |
723 | xg_resize_widgets (f, pixelwidth, pixelheight); | |
f26fab36 | 724 | x_wm_set_size_hint (f, 0, 0); |
5fd6f727 JD |
725 | SET_FRAME_GARBAGED (f); |
726 | cancel_mouse_face (f); | |
f392e843 JD |
727 | } |
728 | ||
810f2256 | 729 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
730 | Must be done like this, because GtkWidget:s can have "hidden" |
731 | X Window that aren't accessible. | |
732 | ||
733 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 734 | |
f392e843 | 735 | GtkWidget * |
810f2256 JD |
736 | xg_win_to_widget (dpy, wdesc) |
737 | Display *dpy; | |
f392e843 JD |
738 | Window wdesc; |
739 | { | |
740 | gpointer gdkwin; | |
741 | GtkWidget *gwdesc = 0; | |
742 | ||
743 | BLOCK_INPUT; | |
810f2256 JD |
744 | |
745 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
746 | wdesc); | |
f392e843 JD |
747 | if (gdkwin) |
748 | { | |
749 | GdkEvent event; | |
750 | event.any.window = gdkwin; | |
751 | gwdesc = gtk_get_event_widget (&event); | |
752 | } | |
177c0ea7 | 753 | |
f392e843 JD |
754 | UNBLOCK_INPUT; |
755 | return gwdesc; | |
756 | } | |
757 | ||
758 | /* Fill in the GdkColor C so that it represents PIXEL. | |
759 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 760 | |
f392e843 JD |
761 | static void |
762 | xg_pix_to_gcolor (w, pixel, c) | |
763 | GtkWidget *w; | |
764 | unsigned long pixel; | |
765 | GdkColor *c; | |
766 | { | |
767 | GdkColormap *map = gtk_widget_get_colormap (w); | |
768 | gdk_colormap_query_color (map, pixel, c); | |
769 | } | |
770 | ||
771 | /* Create and set up the GTK widgets for frame F. | |
772 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 773 | |
f392e843 JD |
774 | int |
775 | xg_create_frame_widgets (f) | |
776 | FRAME_PTR f; | |
777 | { | |
778 | GtkWidget *wtop; | |
779 | GtkWidget *wvbox; | |
780 | GtkWidget *wfixed; | |
781 | GdkColor bg; | |
782 | GtkRcStyle *style; | |
783 | int i; | |
784 | char *title = 0; | |
177c0ea7 | 785 | |
f392e843 JD |
786 | BLOCK_INPUT; |
787 | ||
788 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
810f2256 JD |
789 | xg_set_screen (wtop, f); |
790 | ||
f392e843 JD |
791 | wvbox = gtk_vbox_new (FALSE, 0); |
792 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 793 | |
f392e843 JD |
794 | if (! wtop || ! wvbox || ! wfixed) |
795 | { | |
796 | if (wtop) gtk_widget_destroy (wtop); | |
797 | if (wvbox) gtk_widget_destroy (wvbox); | |
798 | if (wfixed) gtk_widget_destroy (wfixed); | |
799 | ||
c43923ad | 800 | UNBLOCK_INPUT; |
f392e843 JD |
801 | return 0; |
802 | } | |
803 | ||
804 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
805 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
806 | gtk_widget_set_name (wvbox, "pane"); | |
93c579e0 | 807 | gtk_widget_set_name (wfixed, SSDATA (Vx_resource_name)); |
f392e843 JD |
808 | |
809 | /* If this frame has a title or name, set it in the title bar. */ | |
93c579e0 JD |
810 | if (! NILP (f->title)) title = SSDATA (ENCODE_UTF_8 (f->title)); |
811 | else if (! NILP (f->name)) title = SSDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
812 | |
813 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 814 | |
f392e843 JD |
815 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
816 | FRAME_GTK_WIDGET (f) = wfixed; | |
817 | f->output_data.x->vbox_widget = wvbox; | |
818 | ||
819 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
820 | ||
810f2256 JD |
821 | gtk_widget_set_size_request (wfixed, FRAME_PIXEL_WIDTH (f), |
822 | FRAME_PIXEL_HEIGHT (f)); | |
177c0ea7 | 823 | |
f392e843 JD |
824 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
825 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
826 | ||
827 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
828 | update_frame_tool_bar (f); | |
829 | ||
830 | /* The tool bar is created but first there are no items in it. | |
831 | This causes it to be zero height. Later items are added, but then | |
832 | the frame is already mapped, so there is a "jumping" resize. | |
833 | This makes geometry handling difficult, for example -0-0 will end | |
834 | up in the wrong place as tool bar height has not been taken into account. | |
835 | So we cheat a bit by setting a height that is what it will have | |
836 | later on when tool bar items are added. */ | |
5500be54 | 837 | if (FRAME_EXTERNAL_TOOL_BAR (f) && f->n_tool_bar_items == 0) |
e0910857 | 838 | FRAME_TOOLBAR_HEIGHT (f) = 38; |
177c0ea7 | 839 | |
7863d625 JD |
840 | |
841 | /* We don't want this widget double buffered, because we draw on it | |
842 | with regular X drawing primitives, so from a GTK/GDK point of | |
843 | view, the widget is totally blank. When an expose comes, this | |
844 | will make the widget blank, and then Emacs redraws it. This flickers | |
845 | a lot, so we turn off double buffering. */ | |
f392e843 | 846 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 847 | |
f392e843 JD |
848 | /* GTK documents says use gtk_window_set_resizable. But then a user |
849 | can't shrink the window from its starting size. */ | |
850 | gtk_window_set_policy (GTK_WINDOW (wtop), TRUE, TRUE, TRUE); | |
851 | gtk_window_set_wmclass (GTK_WINDOW (wtop), | |
93c579e0 JD |
852 | SSDATA (Vx_resource_name), |
853 | SSDATA (Vx_resource_class)); | |
f392e843 JD |
854 | |
855 | /* Add callback to do nothing on WM_DELETE_WINDOW. The default in | |
856 | GTK is to destroy the widget. We want Emacs to do that instead. */ | |
857 | g_signal_connect (G_OBJECT (wtop), "delete-event", | |
858 | G_CALLBACK (gtk_true), 0); | |
177c0ea7 | 859 | |
f392e843 JD |
860 | /* Convert our geometry parameters into a geometry string |
861 | and specify it. | |
862 | GTK will itself handle calculating the real position this way. */ | |
863 | xg_set_geometry (f); | |
864 | ||
865 | gtk_widget_add_events (wfixed, | |
866 | GDK_POINTER_MOTION_MASK | |
867 | | GDK_EXPOSURE_MASK | |
868 | | GDK_BUTTON_PRESS_MASK | |
869 | | GDK_BUTTON_RELEASE_MASK | |
870 | | GDK_KEY_PRESS_MASK | |
871 | | GDK_ENTER_NOTIFY_MASK | |
872 | | GDK_LEAVE_NOTIFY_MASK | |
873 | | GDK_FOCUS_CHANGE_MASK | |
874 | | GDK_STRUCTURE_MASK | |
875 | | GDK_VISIBILITY_NOTIFY_MASK); | |
876 | ||
877 | /* Must realize the windows so the X window gets created. It is used | |
878 | by callers of this function. */ | |
879 | gtk_widget_realize (wfixed); | |
880 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
881 | ||
882 | /* Since GTK clears its window by filling with the background color, | |
883 | we must keep X and GTK background in sync. */ | |
5bcee7ef | 884 | xg_pix_to_gcolor (wfixed, FRAME_BACKGROUND_PIXEL (f), &bg); |
f392e843 JD |
885 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); |
886 | ||
887 | /* Also, do not let any background pixmap to be set, this looks very | |
888 | bad as Emacs overwrites the background pixmap with its own idea | |
889 | of background color. */ | |
890 | style = gtk_widget_get_modifier_style (wfixed); | |
891 | ||
892 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
893 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
894 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 895 | |
f392e843 | 896 | /* GTK does not set any border, and they look bad with GTK. */ |
be786000 KS |
897 | f->border_width = 0; |
898 | f->internal_border_width = 0; | |
f392e843 JD |
899 | |
900 | UNBLOCK_INPUT; | |
901 | ||
902 | return 1; | |
903 | } | |
904 | ||
905 | /* Set the normal size hints for the window manager, for frame F. | |
906 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
907 | that the window now has. | |
908 | If USER_POSITION is nonzero, we set the User Position | |
909 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 910 | |
f392e843 JD |
911 | void |
912 | x_wm_set_size_hint (f, flags, user_position) | |
913 | FRAME_PTR f; | |
914 | long flags; | |
915 | int user_position; | |
916 | { | |
917 | if (FRAME_GTK_OUTER_WIDGET (f)) | |
918 | { | |
919 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
920 | to its own defaults. */ | |
921 | GdkGeometry size_hints; | |
922 | gint hint_flags = 0; | |
923 | int base_width, base_height; | |
924 | int min_rows = 0, min_cols = 0; | |
be786000 | 925 | int win_gravity = f->win_gravity; |
177c0ea7 | 926 | |
f392e843 JD |
927 | if (flags) |
928 | { | |
929 | memset (&size_hints, 0, sizeof (size_hints)); | |
930 | f->output_data.x->size_hints = size_hints; | |
931 | f->output_data.x->hint_flags = hint_flags; | |
932 | } | |
933 | else | |
be786000 | 934 | flags = f->size_hint_flags; |
177c0ea7 | 935 | |
f392e843 JD |
936 | size_hints = f->output_data.x->size_hints; |
937 | hint_flags = f->output_data.x->hint_flags; | |
938 | ||
939 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
be786000 KS |
940 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); |
941 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
f392e843 JD |
942 | |
943 | hint_flags |= GDK_HINT_BASE_SIZE; | |
be786000 KS |
944 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); |
945 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
f392e843 JD |
946 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
947 | ||
948 | check_frame_size (f, &min_rows, &min_cols); | |
949 | ||
950 | size_hints.base_width = base_width; | |
951 | size_hints.base_height = base_height; | |
952 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
953 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
954 | ||
177c0ea7 | 955 | |
f392e843 JD |
956 | /* These currently have a one to one mapping with the X values, but I |
957 | don't think we should rely on that. */ | |
958 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
959 | size_hints.win_gravity = 0; | |
960 | if (win_gravity == NorthWestGravity) | |
961 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
962 | else if (win_gravity == NorthGravity) | |
963 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
964 | else if (win_gravity == NorthEastGravity) | |
965 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
966 | else if (win_gravity == WestGravity) | |
967 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
968 | else if (win_gravity == CenterGravity) | |
969 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
970 | else if (win_gravity == EastGravity) | |
971 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
972 | else if (win_gravity == SouthWestGravity) | |
973 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
974 | else if (win_gravity == SouthGravity) | |
975 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
976 | else if (win_gravity == SouthEastGravity) | |
977 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
978 | else if (win_gravity == StaticGravity) | |
979 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
980 | ||
981 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
982 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
983 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
984 | ||
985 | if (user_position) | |
986 | { | |
987 | hint_flags &= ~GDK_HINT_POS; | |
988 | hint_flags |= GDK_HINT_USER_POS; | |
989 | } | |
990 | ||
991 | BLOCK_INPUT; | |
992 | ||
993 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
994 | FRAME_GTK_OUTER_WIDGET (f), | |
995 | &size_hints, | |
996 | hint_flags); | |
997 | ||
998 | f->output_data.x->size_hints = size_hints; | |
999 | f->output_data.x->hint_flags = hint_flags; | |
1000 | UNBLOCK_INPUT; | |
1001 | } | |
1002 | } | |
1003 | ||
1004 | /* Change background color of a frame. | |
1005 | Since GTK uses the background colour to clear the window, we must | |
1006 | keep the GTK and X colors in sync. | |
1007 | F is the frame to change, | |
1008 | BG is the pixel value to change to. */ | |
71bacd48 | 1009 | |
f392e843 JD |
1010 | void |
1011 | xg_set_background_color (f, bg) | |
1012 | FRAME_PTR f; | |
1013 | unsigned long bg; | |
1014 | { | |
1015 | if (FRAME_GTK_WIDGET (f)) | |
1016 | { | |
1017 | GdkColor gdk_bg; | |
1018 | ||
1019 | BLOCK_INPUT; | |
1020 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
1021 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
1022 | UNBLOCK_INPUT; | |
1023 | } | |
1024 | } | |
1025 | ||
1026 | ||
1001243b JD |
1027 | /* Set the frame icon to ICON_PIXMAP/MASK. This must be done with GTK |
1028 | functions so GTK does not overwrite the icon. */ | |
1029 | ||
1030 | void | |
1031 | xg_set_frame_icon (f, icon_pixmap, icon_mask) | |
1032 | FRAME_PTR f; | |
1033 | Pixmap icon_pixmap; | |
1034 | Pixmap icon_mask; | |
1035 | { | |
1036 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
1037 | GdkPixmap *gpix = gdk_pixmap_foreign_new_for_display (gdpy, icon_pixmap); | |
1038 | GdkPixmap *gmask = gdk_pixmap_foreign_new_for_display (gdpy, icon_mask); | |
1039 | GdkPixbuf *gp = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, NULL); | |
1040 | ||
1041 | gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), gp); | |
1042 | } | |
1043 | ||
1044 | ||
f392e843 JD |
1045 | \f |
1046 | /*********************************************************************** | |
1047 | Dialog functions | |
1048 | ***********************************************************************/ | |
1049 | /* Return the dialog title to use for a dialog of type KEY. | |
1050 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 1051 | |
f392e843 JD |
1052 | static char * |
1053 | get_dialog_title (char key) | |
1054 | { | |
1055 | char *title = ""; | |
177c0ea7 | 1056 | |
f392e843 JD |
1057 | switch (key) { |
1058 | case 'E': case 'e': | |
1059 | title = "Error"; | |
1060 | break; | |
1061 | ||
1062 | case 'I': case 'i': | |
1063 | title = "Information"; | |
1064 | break; | |
1065 | ||
1066 | case 'L': case 'l': | |
1067 | title = "Prompt"; | |
1068 | break; | |
1069 | ||
1070 | case 'P': case 'p': | |
1071 | title = "Prompt"; | |
1072 | break; | |
1073 | ||
1074 | case 'Q': case 'q': | |
1075 | title = "Question"; | |
1076 | break; | |
1077 | } | |
1078 | ||
1079 | return title; | |
1080 | } | |
1081 | ||
1082 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
1083 | the dialog, but return TRUE so the event does not propagate further | |
1084 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
1085 | and we can always destrou the widget manually, regardles of how | |
1086 | it was popped down (button press or WM_DELETE_WINDOW). | |
1087 | W is the dialog widget. | |
1088 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
1089 | user_data is NULL (not used). | |
1090 | ||
1091 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 1092 | |
f392e843 JD |
1093 | static gboolean |
1094 | dialog_delete_callback (w, event, user_data) | |
1095 | GtkWidget *w; | |
1096 | GdkEvent *event; | |
1097 | gpointer user_data; | |
1098 | { | |
1099 | gtk_widget_unmap (w); | |
1100 | return TRUE; | |
1101 | } | |
1102 | ||
1103 | /* Create a popup dialog window. See also xg_create_widget below. | |
1104 | WV is a widget_value describing the dialog. | |
1105 | SELECT_CB is the callback to use when a button has been pressed. | |
1106 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1107 | ||
1108 | Returns the GTK dialog widget. */ | |
71bacd48 | 1109 | |
f392e843 JD |
1110 | static GtkWidget * |
1111 | create_dialog (wv, select_cb, deactivate_cb) | |
1112 | widget_value *wv; | |
1113 | GCallback select_cb; | |
1114 | GCallback deactivate_cb; | |
1115 | { | |
1116 | char *title = get_dialog_title (wv->name[0]); | |
1117 | int total_buttons = wv->name[1] - '0'; | |
1118 | int right_buttons = wv->name[4] - '0'; | |
1119 | int left_buttons; | |
1120 | int button_nr = 0; | |
1121 | int button_spacing = 10; | |
1122 | GtkWidget *wdialog = gtk_dialog_new (); | |
1123 | widget_value *item; | |
1124 | GtkBox *cur_box; | |
1125 | GtkWidget *wvbox; | |
1126 | GtkWidget *whbox_up; | |
1127 | GtkWidget *whbox_down; | |
1128 | ||
1129 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1130 | instead. This looks better. */ | |
1131 | int make_two_rows = total_buttons > 4; | |
1132 | ||
1133 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1134 | left_buttons = total_buttons - right_buttons; | |
1135 | ||
1136 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1137 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1138 | ||
1139 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1140 | ||
1141 | if (make_two_rows) | |
1142 | { | |
1143 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1144 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1145 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1146 | ||
1147 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1148 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1149 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1150 | ||
1151 | cur_box = GTK_BOX (whbox_up); | |
1152 | } | |
1153 | ||
1154 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1155 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1156 | |
f392e843 JD |
1157 | if (deactivate_cb) |
1158 | { | |
1159 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1160 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1161 | } | |
1162 | ||
1163 | for (item = wv->contents; item; item = item->next) | |
1164 | { | |
1165 | char *utf8_label = get_utf8_string (item->value); | |
1166 | GtkWidget *w; | |
1167 | GtkRequisition req; | |
1168 | ||
0a1d6de0 | 1169 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1170 | { |
1171 | /* This is the text part of the dialog. */ | |
1172 | w = gtk_label_new (utf8_label); | |
1173 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1174 | gtk_label_new (""), | |
1175 | FALSE, FALSE, 0); | |
1176 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1177 | TRUE, TRUE, 0); | |
1178 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1179 | ||
1180 | /* Try to make dialog look better. Must realize first so | |
1181 | the widget can calculate the size it needs. */ | |
1182 | gtk_widget_realize (w); | |
1183 | gtk_widget_size_request (w, &req); | |
1184 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1185 | req.height); | |
0a1d6de0 | 1186 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1187 | button_spacing = 2*req.width/strlen (item->value); |
1188 | } | |
1189 | else | |
1190 | { | |
1191 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1192 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1193 | if (! item->enabled) |
1194 | gtk_widget_set_sensitive (w, FALSE); | |
1195 | if (select_cb) | |
1196 | g_signal_connect (G_OBJECT (w), "clicked", | |
1197 | select_cb, item->call_data); | |
1198 | ||
1199 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1200 | if (++button_nr == left_buttons) | |
1201 | { | |
1202 | if (make_two_rows) | |
1203 | cur_box = GTK_BOX (whbox_down); | |
1204 | else | |
1205 | gtk_box_pack_start (cur_box, | |
1206 | gtk_label_new (""), | |
1207 | TRUE, TRUE, | |
1208 | button_spacing); | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | if (utf8_label && utf8_label != item->value) | |
1213 | g_free (utf8_label); | |
1214 | } | |
1215 | ||
1216 | return wdialog; | |
1217 | } | |
1218 | ||
1219 | ||
f9d64bb3 JD |
1220 | \f |
1221 | /*********************************************************************** | |
1222 | File dialog functions | |
1223 | ***********************************************************************/ | |
90f2e16b JD |
1224 | /* Return non-zero if the old file selection dialog is being used. |
1225 | Return zero if not. */ | |
1226 | ||
1227 | int | |
1228 | xg_uses_old_file_dialog () | |
1229 | { | |
1230 | #ifdef HAVE_GTK_FILE_BOTH | |
afd6c412 JD |
1231 | extern int x_gtk_use_old_file_dialog; |
1232 | return x_gtk_use_old_file_dialog; | |
90f2e16b JD |
1233 | #else /* ! HAVE_GTK_FILE_BOTH */ |
1234 | ||
1235 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
1236 | return 1; | |
1237 | #else | |
1238 | return 0; | |
1239 | #endif | |
1240 | ||
1241 | #endif /* ! HAVE_GTK_FILE_BOTH */ | |
1242 | } | |
1243 | ||
1244 | ||
457a8155 JD |
1245 | /* Function that is called when the file dialog pops down. |
1246 | W is the dialog widget, RESPONSE is the response code. | |
1247 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1248 | ||
1249 | static void | |
1250 | xg_file_response_cb (w, | |
1251 | response, | |
1252 | user_data) | |
1253 | GtkDialog *w; | |
1254 | gint response; | |
1255 | gpointer user_data; | |
1256 | { | |
1257 | int *ptr = (int *) user_data; | |
1258 | *ptr = response; | |
1259 | } | |
1260 | ||
1261 | ||
1262 | /* Destroy the dialog. This makes it pop down. */ | |
1263 | ||
1264 | static Lisp_Object | |
1265 | pop_down_file_dialog (arg) | |
1266 | Lisp_Object arg; | |
1267 | { | |
1268 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
cd2531db | 1269 | BLOCK_INPUT; |
457a8155 | 1270 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); |
cd2531db | 1271 | UNBLOCK_INPUT; |
457a8155 JD |
1272 | return Qnil; |
1273 | } | |
1274 | ||
1275 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1276 | |
1277 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1278 | |
1279 | /* Return the selected file for file chooser dialog W. | |
1280 | The returned string must be free:d. */ | |
1281 | ||
1282 | static char * | |
1283 | xg_get_file_name_from_chooser (w) | |
1284 | GtkWidget *w; | |
1285 | { | |
1286 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1287 | } | |
1288 | ||
4c9ca1a3 JD |
1289 | /* Callback called when the "Show hidden files" toggle is pressed. |
1290 | WIDGET is the toggle widget, DATA is the file chooser dialog. */ | |
1291 | ||
78c55a80 | 1292 | static void |
ee5204f6 | 1293 | xg_toggle_visibility_cb (widget, data) |
78c55a80 JD |
1294 | GtkWidget *widget; |
1295 | gpointer data; | |
1296 | { | |
1297 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (data); | |
1298 | gboolean visible; | |
78c55a80 JD |
1299 | g_object_get (G_OBJECT (dialog), "show-hidden", &visible, NULL); |
1300 | g_object_set (G_OBJECT (dialog), "show-hidden", !visible, NULL); | |
4c9ca1a3 JD |
1301 | } |
1302 | ||
1303 | ||
1304 | /* Callback called when a property changes in a file chooser. | |
1305 | GOBJECT is the file chooser dialog, ARG1 describes the property. | |
1306 | USER_DATA is the toggle widget in the file chooser dialog. | |
1307 | We use this to update the "Show hidden files" toggle when the user | |
1308 | changes that property by right clicking in the file list. */ | |
1309 | ||
1310 | static void | |
1311 | xg_toggle_notify_cb (gobject, arg1, user_data) | |
1312 | GObject *gobject; | |
1313 | GParamSpec *arg1; | |
1314 | gpointer user_data; | |
1315 | { | |
1316 | extern int x_gtk_show_hidden_files; | |
1317 | ||
1318 | if (strcmp (arg1->name, "show-hidden") == 0) | |
1319 | { | |
1320 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (gobject); | |
1321 | GtkWidget *wtoggle = GTK_WIDGET (user_data); | |
1322 | gboolean visible, toggle_on; | |
1323 | ||
1324 | g_object_get (G_OBJECT (gobject), "show-hidden", &visible, NULL); | |
1325 | toggle_on = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (wtoggle)); | |
1326 | ||
1327 | if (!!visible != !!toggle_on) | |
1328 | { | |
1329 | g_signal_handlers_block_by_func (G_OBJECT (wtoggle), | |
1330 | G_CALLBACK (xg_toggle_visibility_cb), | |
1331 | gobject); | |
1332 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), visible); | |
1333 | g_signal_handlers_unblock_by_func | |
1334 | (G_OBJECT (wtoggle), | |
1335 | G_CALLBACK (xg_toggle_visibility_cb), | |
1336 | gobject); | |
1337 | } | |
1338 | x_gtk_show_hidden_files = visible; | |
1339 | } | |
78c55a80 JD |
1340 | } |
1341 | ||
f9d64bb3 JD |
1342 | /* Read a file name from the user using a file chooser dialog. |
1343 | F is the current frame. | |
1344 | PROMPT is a prompt to show to the user. May not be NULL. | |
1345 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1346 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1347 | file. *FUNC is set to a function that can be used to retrieve the |
1348 | selected file name from the returned widget. | |
f9d64bb3 | 1349 | |
457a8155 | 1350 | Returns the created widget. */ |
f9d64bb3 | 1351 | |
457a8155 JD |
1352 | static GtkWidget * |
1353 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1354 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1355 | FRAME_PTR f; |
1356 | char *prompt; | |
1357 | char *default_filename; | |
1358 | int mustmatch_p, only_dir_p; | |
457a8155 | 1359 | xg_get_file_func *func; |
f9d64bb3 | 1360 | { |
78c55a80 JD |
1361 | char message[1024]; |
1362 | ||
1363 | GtkWidget *filewin, *wtoggle, *wbox, *wmessage; | |
f9d64bb3 | 1364 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); |
f9d64bb3 JD |
1365 | GtkFileChooserAction action = (mustmatch_p ? |
1366 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1367 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
78c55a80 | 1368 | extern int x_gtk_show_hidden_files; |
a10fe834 | 1369 | extern int x_gtk_file_dialog_help_text; |
cf1e295f | 1370 | |
f9d64bb3 JD |
1371 | |
1372 | if (only_dir_p) | |
1373 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1374 | ||
1375 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1376 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1377 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1378 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1379 | GTK_RESPONSE_OK, |
1380 | NULL); | |
ded997c1 | 1381 | gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin), TRUE); |
f9d64bb3 | 1382 | |
78c55a80 JD |
1383 | wbox = gtk_vbox_new (FALSE, 0); |
1384 | gtk_widget_show (wbox); | |
1385 | wtoggle = gtk_check_button_new_with_label ("Show hidden files."); | |
1386 | ||
1387 | if (x_gtk_show_hidden_files) | |
1388 | { | |
1389 | g_object_set (G_OBJECT (filewin), "show-hidden", TRUE, NULL); | |
1390 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), TRUE); | |
1391 | } | |
1392 | gtk_widget_show (wtoggle); | |
1393 | g_signal_connect (G_OBJECT (wtoggle), "clicked", | |
4c9ca1a3 JD |
1394 | G_CALLBACK (xg_toggle_visibility_cb), filewin); |
1395 | g_signal_connect (G_OBJECT (filewin), "notify", | |
1396 | G_CALLBACK (xg_toggle_notify_cb), wtoggle); | |
78c55a80 | 1397 | |
a10fe834 | 1398 | if (x_gtk_file_dialog_help_text) |
cf1e295f JD |
1399 | { |
1400 | message[0] = '\0'; | |
7b7d4a79 JD |
1401 | /* Gtk+ 2.10 has the file name text entry box integrated in the dialog. |
1402 | Show the C-l help text only for versions < 2.10. */ | |
7adfb96e | 1403 | if (gtk_check_version (2, 10, 0) && action != GTK_FILE_CHOOSER_ACTION_SAVE) |
cf1e295f JD |
1404 | strcat (message, "\nType C-l to display a file name text entry box.\n"); |
1405 | strcat (message, "\nIf you don't like this file selector, use the " | |
1406 | "corresponding\nkey binding or customize " | |
1407 | "use-file-dialog to turn it off."); | |
4f3097d8 | 1408 | |
cf1e295f JD |
1409 | wmessage = gtk_label_new (message); |
1410 | gtk_widget_show (wmessage); | |
1411 | } | |
1412 | ||
78c55a80 | 1413 | gtk_box_pack_start (GTK_BOX (wbox), wtoggle, FALSE, FALSE, 0); |
a10fe834 | 1414 | if (x_gtk_file_dialog_help_text) |
cf1e295f | 1415 | gtk_box_pack_start (GTK_BOX (wbox), wmessage, FALSE, FALSE, 0); |
78c55a80 JD |
1416 | gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (filewin), wbox); |
1417 | ||
f9d64bb3 | 1418 | if (default_filename) |
a872928c JD |
1419 | { |
1420 | Lisp_Object file; | |
1421 | struct gcpro gcpro1; | |
4f3097d8 | 1422 | char *utf8_filename; |
45c94881 | 1423 | GCPRO1 (file); |
a872928c | 1424 | |
ded997c1 JD |
1425 | file = build_string (default_filename); |
1426 | ||
a872928c JD |
1427 | /* File chooser does not understand ~/... in the file name. It must be |
1428 | an absolute name starting with /. */ | |
1429 | if (default_filename[0] != '/') | |
ded997c1 | 1430 | file = Fexpand_file_name (file, Qnil); |
4f3097d8 JD |
1431 | |
1432 | utf8_filename = SSDATA (ENCODE_UTF_8 (file)); | |
1433 | if (! NILP (Ffile_directory_p (file))) | |
ded997c1 | 1434 | gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin), |
4f3097d8 | 1435 | utf8_filename); |
ded997c1 | 1436 | else |
4f3097d8 | 1437 | { |
4f3097d8 JD |
1438 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), |
1439 | utf8_filename); | |
ae6c1c19 JD |
1440 | if (action == GTK_FILE_CHOOSER_ACTION_SAVE) |
1441 | { | |
1442 | char *cp = strrchr (utf8_filename, '/'); | |
1443 | if (cp) ++cp; | |
1444 | else cp = utf8_filename; | |
1445 | gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (filewin), cp); | |
1446 | } | |
4f3097d8 | 1447 | } |
a872928c JD |
1448 | |
1449 | UNGCPRO; | |
1450 | } | |
f9d64bb3 | 1451 | |
457a8155 JD |
1452 | *func = xg_get_file_name_from_chooser; |
1453 | return filewin; | |
f9d64bb3 JD |
1454 | } |
1455 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1456 | ||
1457 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1458 | |
457a8155 JD |
1459 | /* Return the selected file for file selector dialog W. |
1460 | The returned string must be free:d. */ | |
71bacd48 | 1461 | |
457a8155 JD |
1462 | static char * |
1463 | xg_get_file_name_from_selector (w) | |
f392e843 | 1464 | GtkWidget *w; |
f392e843 | 1465 | { |
457a8155 JD |
1466 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1467 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1468 | } |
1469 | ||
457a8155 | 1470 | /* Create a file selection dialog. |
f392e843 JD |
1471 | F is the current frame. |
1472 | PROMPT is a prompt to show to the user. May not be NULL. | |
1473 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1474 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1475 | file. *FUNC is set to a function that can be used to retrieve the |
1476 | selected file name from the returned widget. | |
f392e843 | 1477 | |
457a8155 | 1478 | Returns the created widget. */ |
71bacd48 | 1479 | |
457a8155 | 1480 | static GtkWidget * |
f9d64bb3 | 1481 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1482 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1483 | FRAME_PTR f; |
1484 | char *prompt; | |
1485 | char *default_filename; | |
f9d64bb3 | 1486 | int mustmatch_p, only_dir_p; |
457a8155 | 1487 | xg_get_file_func *func; |
f392e843 JD |
1488 | { |
1489 | GtkWidget *filewin; | |
1490 | GtkFileSelection *filesel; | |
177c0ea7 | 1491 | |
f392e843 JD |
1492 | filewin = gtk_file_selection_new (prompt); |
1493 | filesel = GTK_FILE_SELECTION (filewin); | |
1494 | ||
f392e843 JD |
1495 | if (default_filename) |
1496 | gtk_file_selection_set_filename (filesel, default_filename); | |
1497 | ||
1498 | if (mustmatch_p) | |
1499 | { | |
1500 | /* The selection_entry part of filesel is not documented. */ | |
1501 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1502 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1503 | } | |
1504 | ||
457a8155 | 1505 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1506 | |
457a8155 | 1507 | return filewin; |
f392e843 | 1508 | } |
f9d64bb3 JD |
1509 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1510 | ||
1511 | /* Read a file name from the user using a file dialog, either the old | |
1512 | file selection dialog, or the new file chooser dialog. Which to use | |
1513 | depends on what the GTK version used has, and what the value of | |
1514 | gtk-use-old-file-dialog. | |
1515 | F is the current frame. | |
1516 | PROMPT is a prompt to show to the user. May not be NULL. | |
1517 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1518 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1519 | file. | |
1520 | ||
1521 | Returns a file name or NULL if no file was selected. | |
1522 | The returned string must be freed by the caller. */ | |
1523 | ||
1524 | char * | |
1525 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1526 | FRAME_PTR f; | |
1527 | char *prompt; | |
1528 | char *default_filename; | |
1529 | int mustmatch_p, only_dir_p; | |
1530 | { | |
724cde0d | 1531 | GtkWidget *w = 0; |
457a8155 JD |
1532 | int count = SPECPDL_INDEX (); |
1533 | char *fn = 0; | |
1534 | int filesel_done = 0; | |
1535 | xg_get_file_func func; | |
1536 | ||
aa477689 JD |
1537 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1538 | /* I really don't know why this is needed, but without this the GLIBC add on | |
1539 | library linuxthreads hangs when the Gnome file chooser backend creates | |
1540 | threads. */ | |
1541 | sigblock (sigmask (__SIGRTMIN)); | |
1542 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1543 | ||
f9d64bb3 | 1544 | #ifdef HAVE_GTK_FILE_BOTH |
255e4140 | 1545 | |
90f2e16b | 1546 | if (xg_uses_old_file_dialog ()) |
457a8155 JD |
1547 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1548 | mustmatch_p, only_dir_p, &func); | |
1549 | else | |
1550 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1551 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1552 | |
1553 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1554 | ||
724cde0d | 1555 | #ifdef HAVE_GTK_FILE_SELECTION_NEW |
457a8155 JD |
1556 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1557 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1558 | #endif |
1559 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1560 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1561 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1562 | #endif |
1563 | ||
1564 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1565 | |
1566 | xg_set_screen (w, f); | |
1567 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1568 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1569 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1570 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1571 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1572 | ||
1573 | g_signal_connect (G_OBJECT (w), | |
1574 | "response", | |
1575 | G_CALLBACK (xg_file_response_cb), | |
1576 | &filesel_done); | |
1577 | ||
1578 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1579 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1580 | ||
1581 | gtk_widget_show (w); | |
1582 | ||
1583 | record_unwind_protect (pop_down_file_dialog, make_save_value (w, 0)); | |
1584 | while (! filesel_done) | |
1585 | { | |
1586 | x_menu_wait_for_event (0); | |
1587 | gtk_main_iteration (); | |
1588 | } | |
1589 | ||
aa477689 JD |
1590 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1591 | sigunblock (sigmask (__SIGRTMIN)); | |
1592 | #endif | |
1593 | ||
457a8155 JD |
1594 | if (filesel_done == GTK_RESPONSE_OK) |
1595 | fn = (*func) (w); | |
1596 | ||
1597 | unbind_to (count, Qnil); | |
1598 | ||
1599 | return fn; | |
f9d64bb3 | 1600 | } |
f392e843 JD |
1601 | |
1602 | \f | |
1603 | /*********************************************************************** | |
1604 | Menu functions. | |
1605 | ***********************************************************************/ | |
1606 | ||
1607 | /* The name of menu items that can be used for citomization. Since GTK | |
1608 | RC files are very crude and primitive, we have to set this on all | |
1609 | menu item names so a user can easily cutomize menu items. */ | |
1610 | ||
1611 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1612 | ||
1613 | ||
1614 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1615 | during GC. The next member points to the items. */ | |
1616 | static xg_list_node xg_menu_cb_list; | |
1617 | ||
1618 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1619 | during GC. The next member points to the items. */ | |
1620 | static xg_list_node xg_menu_item_cb_list; | |
1621 | ||
1622 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1623 | F is the frame CL_DATA will be initialized for. | |
1624 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1625 | ||
1626 | The menu bar and all sub menus under the menu bar in a frame | |
1627 | share the same structure, hence the reference count. | |
177c0ea7 | 1628 | |
f392e843 JD |
1629 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1630 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1631 | |
f392e843 JD |
1632 | static xg_menu_cb_data * |
1633 | make_cl_data (cl_data, f, highlight_cb) | |
1634 | xg_menu_cb_data *cl_data; | |
1635 | FRAME_PTR f; | |
1636 | GCallback highlight_cb; | |
1637 | { | |
1638 | if (! cl_data) | |
1639 | { | |
1640 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1641 | cl_data->f = f; | |
1642 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1643 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1644 | cl_data->highlight_cb = highlight_cb; | |
1645 | cl_data->ref_count = 0; | |
1646 | ||
1647 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1648 | } | |
1649 | ||
1650 | cl_data->ref_count++; | |
1651 | ||
1652 | return cl_data; | |
1653 | } | |
1654 | ||
1655 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1656 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1657 | ||
1658 | When the menu bar is updated, menu items may have been added and/or | |
1659 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1660 | then update CL_DATA since it is used to determine which menu | |
1661 | item that is invoked in the menu. | |
1662 | HIGHLIGHT_CB could change, there is no check that the same | |
1663 | function is given when modifying a menu bar as was given when | |
1664 | creating the menu bar. */ | |
71bacd48 | 1665 | |
f392e843 JD |
1666 | static void |
1667 | update_cl_data (cl_data, f, highlight_cb) | |
1668 | xg_menu_cb_data *cl_data; | |
1669 | FRAME_PTR f; | |
1670 | GCallback highlight_cb; | |
1671 | { | |
1672 | if (cl_data) | |
1673 | { | |
1674 | cl_data->f = f; | |
1675 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1676 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1677 | cl_data->highlight_cb = highlight_cb; | |
1678 | } | |
1679 | } | |
1680 | ||
1681 | /* Decrease reference count for CL_DATA. | |
1682 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1683 | |
f392e843 JD |
1684 | static void |
1685 | unref_cl_data (cl_data) | |
1686 | xg_menu_cb_data *cl_data; | |
1687 | { | |
1688 | if (cl_data && cl_data->ref_count > 0) | |
1689 | { | |
1690 | cl_data->ref_count--; | |
1691 | if (cl_data->ref_count == 0) | |
1692 | { | |
1693 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1694 | xfree (cl_data); | |
1695 | } | |
1696 | } | |
1697 | } | |
1698 | ||
1699 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1700 | |
f392e843 JD |
1701 | void |
1702 | xg_mark_data () | |
1703 | { | |
1704 | xg_list_node *iter; | |
1705 | ||
1706 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1707 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1708 | |
1709 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1710 | { | |
1711 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1712 | ||
1713 | if (! NILP (cb_data->help)) | |
631f2082 | 1714 | mark_object (cb_data->help); |
f392e843 JD |
1715 | } |
1716 | } | |
1717 | ||
1718 | ||
1719 | /* Callback called when a menu item is destroyed. Used to free data. | |
1720 | W is the widget that is being destroyed (not used). | |
1721 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1722 | |
f392e843 JD |
1723 | static void |
1724 | menuitem_destroy_callback (w, client_data) | |
1725 | GtkWidget *w; | |
1726 | gpointer client_data; | |
1727 | { | |
1728 | if (client_data) | |
1729 | { | |
1730 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1731 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1732 | xfree (data); | |
1733 | } | |
1734 | } | |
1735 | ||
1736 | /* Callback called when the pointer enters/leaves a menu item. | |
665c8f1c | 1737 | W is the parent of the menu item. |
f392e843 | 1738 | EVENT is either an enter event or leave event. |
665c8f1c | 1739 | CLIENT_DATA is not used. |
f392e843 JD |
1740 | |
1741 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1742 | |
f392e843 JD |
1743 | static gboolean |
1744 | menuitem_highlight_callback (w, event, client_data) | |
1745 | GtkWidget *w; | |
1746 | GdkEventCrossing *event; | |
1747 | gpointer client_data; | |
1748 | { | |
665c8f1c JD |
1749 | GdkEvent ev; |
1750 | GtkWidget *subwidget; | |
1751 | xg_menu_item_cb_data *data; | |
177c0ea7 | 1752 | |
665c8f1c JD |
1753 | ev.crossing = *event; |
1754 | subwidget = gtk_get_event_widget (&ev); | |
1755 | data = (xg_menu_item_cb_data *) g_object_get_data (G_OBJECT (subwidget), | |
1756 | XG_ITEM_DATA); | |
1757 | if (data) | |
1758 | { | |
f392e843 JD |
1759 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1760 | { | |
665c8f1c | 1761 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : data; |
f392e843 | 1762 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; |
665c8f1c | 1763 | (*func) (subwidget, call_data); |
f392e843 JD |
1764 | } |
1765 | } | |
1766 | ||
1767 | return FALSE; | |
1768 | } | |
1769 | ||
1770 | /* Callback called when a menu is destroyed. Used to free data. | |
1771 | W is the widget that is being destroyed (not used). | |
1772 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1773 | |
f392e843 JD |
1774 | static void |
1775 | menu_destroy_callback (w, client_data) | |
1776 | GtkWidget *w; | |
1777 | gpointer client_data; | |
1778 | { | |
1779 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1780 | } | |
1781 | ||
1782 | /* Callback called when a menu does a grab or ungrab. That means the | |
1783 | menu has been activated or deactivated. | |
1784 | Used to start a timer so the small timeout the menus in GTK uses before | |
1785 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1786 | W is the widget that does the grab (not used). | |
1787 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1788 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1789 | |
ea345d8f | 1790 | /* Keep track of total number of grabs. */ |
dc599d7e | 1791 | static int menu_grab_callback_cnt; |
ea345d8f | 1792 | |
f392e843 JD |
1793 | static void |
1794 | menu_grab_callback (GtkWidget *widget, | |
1795 | gboolean ungrab_p, | |
1796 | gpointer client_data) | |
1797 | { | |
dc599d7e GM |
1798 | if (ungrab_p) menu_grab_callback_cnt--; |
1799 | else menu_grab_callback_cnt++; | |
f392e843 | 1800 | |
dc599d7e GM |
1801 | if (menu_grab_callback_cnt > 0 && ! xg_timer) xg_start_timer (); |
1802 | else if (menu_grab_callback_cnt == 0 && xg_timer) xg_stop_timer (); | |
f392e843 JD |
1803 | } |
1804 | ||
1805 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1806 | must be non-NULL) and can be inserted into a menu item. | |
1807 | ||
1808 | Returns the GtkHBox. */ | |
71bacd48 | 1809 | |
f392e843 JD |
1810 | static GtkWidget * |
1811 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1812 | char *utf8_label; | |
1813 | char *utf8_key; | |
1814 | { | |
1815 | GtkWidget *wlbl; | |
1816 | GtkWidget *wkey; | |
1817 | GtkWidget *wbox; | |
177c0ea7 | 1818 | |
f392e843 | 1819 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1820 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1821 | wkey = gtk_label_new (utf8_key); |
1822 | ||
1823 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1824 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1825 | |
f392e843 JD |
1826 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1827 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1828 | ||
1829 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1830 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1831 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1832 | |
1833 | return wbox; | |
1834 | } | |
1835 | ||
1836 | /* Make and return a menu item widget with the key to the right. | |
1837 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1838 | UTF8_KEY is the text representing the key binding. | |
1839 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1840 | |
f392e843 JD |
1841 | GROUP is an in/out parameter. If the menu item to be created is not |
1842 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1843 | If the menu item to be created is part of a radio menu group, on entry | |
1844 | *GROUP contains the group to use, or NULL if this is the first item | |
1845 | in the group. On exit, *GROUP contains the radio item group. | |
1846 | ||
1847 | Unfortunately, keys don't line up as nicely as in Motif, | |
1848 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1849 | |
f392e843 JD |
1850 | static GtkWidget * |
1851 | make_menu_item (utf8_label, utf8_key, item, group) | |
1852 | char *utf8_label; | |
1853 | char *utf8_key; | |
1854 | widget_value *item; | |
1855 | GSList **group; | |
1856 | { | |
1857 | GtkWidget *w; | |
1858 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1859 | |
adcb132c JD |
1860 | /* It has been observed that some menu items have a NULL name field. |
1861 | This will lead to this function being called with a NULL utf8_label. | |
1862 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1863 | name remains to be investigated. */ | |
1864 | if (! utf8_label) utf8_label = " "; | |
1865 | ||
f392e843 JD |
1866 | if (utf8_key) |
1867 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1868 | |
f392e843 JD |
1869 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1870 | { | |
1871 | *group = NULL; | |
1872 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1873 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1874 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1875 | } | |
1876 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1877 | { | |
1878 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1879 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1880 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1881 | if (item->selected) | |
1882 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1883 | } | |
1884 | else | |
1885 | { | |
1886 | *group = NULL; | |
1887 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1888 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1889 | } |
177c0ea7 | 1890 | |
f392e843 JD |
1891 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1892 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1893 | ||
1894 | return w; | |
1895 | } | |
1896 | ||
5fd6f727 | 1897 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 1898 | separator type) */ |
71bacd48 | 1899 | |
18737950 GM |
1900 | static char* separator_names[] = { |
1901 | "space", | |
1902 | "no-line", | |
1903 | "single-line", | |
1904 | "double-line", | |
1905 | "single-dashed-line", | |
1906 | "double-dashed-line", | |
1907 | "shadow-etched-in", | |
1908 | "shadow-etched-out", | |
1909 | "shadow-etched-in-dash", | |
1910 | "shadow-etched-out-dash", | |
1911 | "shadow-double-etched-in", | |
1912 | "shadow-double-etched-out", | |
1913 | "shadow-double-etched-in-dash", | |
1914 | "shadow-double-etched-out-dash", | |
1915 | 0, | |
1916 | }; | |
1917 | ||
f392e843 | 1918 | static int |
5fd6f727 JD |
1919 | xg_separator_p (char *label) |
1920 | { | |
1921 | if (! label) return 0; | |
1922 | else if (strlen (label) > 3 | |
1923 | && strncmp (label, "--", 2) == 0 | |
1924 | && label[2] != '-') | |
1925 | { | |
5fd6f727 JD |
1926 | int i; |
1927 | ||
1928 | label += 2; | |
1929 | for (i = 0; separator_names[i]; ++i) | |
1930 | if (strcmp (label, separator_names[i]) == 0) | |
1931 | return 1; | |
1932 | } | |
1933 | else | |
1934 | { | |
1935 | /* Old-style separator, maybe. It's a separator if it contains | |
1936 | only dashes. */ | |
1937 | while (*label == '-') | |
1938 | ++label; | |
1939 | if (*label == 0) return 1; | |
1940 | } | |
0a1d6de0 | 1941 | |
5fd6f727 | 1942 | return 0; |
f392e843 JD |
1943 | } |
1944 | ||
da18b5ac JD |
1945 | static int xg_detached_menus; |
1946 | ||
1947 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 1948 | |
da18b5ac JD |
1949 | int |
1950 | xg_have_tear_offs () | |
1951 | { | |
1952 | return xg_detached_menus > 0; | |
1953 | } | |
f392e843 JD |
1954 | |
1955 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 1956 | decrease the xg_detached_menus count. |
f392e843 | 1957 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 1958 | CLIENT_DATA is not used. */ |
71bacd48 | 1959 | |
da18b5ac JD |
1960 | static void |
1961 | tearoff_remove (widget, client_data) | |
f392e843 | 1962 | GtkWidget *widget; |
f392e843 JD |
1963 | gpointer client_data; |
1964 | { | |
da18b5ac | 1965 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
1966 | } |
1967 | ||
da18b5ac JD |
1968 | /* Callback invoked when a menu is detached. It increases the |
1969 | xg_detached_menus count. | |
f392e843 | 1970 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 1971 | CLIENT_DATA is not used. */ |
71bacd48 | 1972 | |
f392e843 JD |
1973 | static void |
1974 | tearoff_activate (widget, client_data) | |
1975 | GtkWidget *widget; | |
1976 | gpointer client_data; | |
1977 | { | |
1978 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
1979 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
1980 | { | |
1981 | ++xg_detached_menus; | |
1982 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
1983 | "destroy", | |
1984 | G_CALLBACK (tearoff_remove), 0); | |
1985 | } | |
f392e843 JD |
1986 | } |
1987 | ||
f392e843 | 1988 | |
f392e843 JD |
1989 | /* Create a menu item widget, and connect the callbacks. |
1990 | ITEM decribes the menu item. | |
1991 | F is the frame the created menu belongs to. | |
1992 | SELECT_CB is the callback to use when a menu item is selected. | |
1993 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1994 | CL_DATA points to the callback data to be used for this menu. | |
1995 | GROUP is an in/out parameter. If the menu item to be created is not | |
1996 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1997 | If the menu item to be created is part of a radio menu group, on entry | |
1998 | *GROUP contains the group to use, or NULL if this is the first item | |
1999 | in the group. On exit, *GROUP contains the radio item group. | |
2000 | ||
2001 | Returns the created GtkWidget. */ | |
71bacd48 | 2002 | |
f392e843 JD |
2003 | static GtkWidget * |
2004 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
2005 | widget_value *item; | |
2006 | FRAME_PTR f; | |
2007 | GCallback select_cb; | |
2008 | GCallback highlight_cb; | |
2009 | xg_menu_cb_data *cl_data; | |
2010 | GSList **group; | |
2011 | { | |
2012 | char *utf8_label; | |
2013 | char *utf8_key; | |
2014 | GtkWidget *w; | |
2015 | xg_menu_item_cb_data *cb_data; | |
2016 | ||
2017 | utf8_label = get_utf8_string (item->name); | |
2018 | utf8_key = get_utf8_string (item->key); | |
2019 | ||
2020 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
2021 | ||
2022 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2023 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
2024 | ||
2025 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
2026 | ||
2027 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
2028 | ||
665c8f1c | 2029 | cb_data->select_id = 0; |
f392e843 JD |
2030 | cb_data->help = item->help; |
2031 | cb_data->cl_data = cl_data; | |
2032 | cb_data->call_data = item->call_data; | |
177c0ea7 | 2033 | |
f392e843 JD |
2034 | g_signal_connect (G_OBJECT (w), |
2035 | "destroy", | |
2036 | G_CALLBACK (menuitem_destroy_callback), | |
2037 | cb_data); | |
2038 | ||
2039 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
2040 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
2041 | ||
2042 | /* final item, not a submenu */ | |
2043 | if (item->call_data && ! item->contents) | |
2044 | { | |
2045 | if (select_cb) | |
2046 | cb_data->select_id | |
2047 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
2048 | } | |
2049 | ||
f392e843 JD |
2050 | return w; |
2051 | } | |
2052 | ||
14ab3a40 | 2053 | /* Callback called when keyboard traversal (started by x-menu-bar-open) ends. |
31c5f81f JD |
2054 | WMENU is the menu for which traversal has been done. DATA points to the |
2055 | frame for WMENU. We must release grabs, some bad interaction between GTK | |
2056 | and Emacs makes the menus keep the grabs. */ | |
2057 | ||
2058 | static void | |
2059 | menu_nav_ended (wmenu, data) | |
2060 | GtkMenuShell *wmenu; | |
2061 | gpointer data; | |
2062 | { | |
2063 | FRAME_PTR f = (FRAME_PTR) data; | |
31c5f81f | 2064 | |
8b2b00f5 JD |
2065 | if (FRAME_X_OUTPUT (f)->menubar_widget) |
2066 | { | |
31c5f81f | 2067 | GtkMenuShell *w = GTK_MENU_SHELL (FRAME_X_OUTPUT (f)->menubar_widget); |
8b2b00f5 JD |
2068 | Display *dpy = FRAME_X_DISPLAY (f); |
2069 | ||
2070 | BLOCK_INPUT; | |
31c5f81f JD |
2071 | gtk_menu_shell_deactivate (w); |
2072 | gtk_menu_shell_deselect (w); | |
2073 | ||
8b2b00f5 JD |
2074 | XUngrabKeyboard (dpy, CurrentTime); |
2075 | XUngrabPointer (dpy, CurrentTime); | |
2076 | UNBLOCK_INPUT; | |
2077 | } | |
31c5f81f JD |
2078 | } |
2079 | ||
2080 | ||
9d6194d6 AS |
2081 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
2082 | GCallback, GCallback, int, int, int, | |
2083 | GtkWidget *, xg_menu_cb_data *, char *)); | |
2084 | ||
f392e843 JD |
2085 | /* Create a full menu tree specified by DATA. |
2086 | F is the frame the created menu belongs to. | |
2087 | SELECT_CB is the callback to use when a menu item is selected. | |
2088 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2089 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2090 | POP_UP_P is non-zero if we shall create a popup menu. | |
2091 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
2092 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
2093 | if MENU_BAR_P is non-zero. | |
2094 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
2095 | It may be NULL, in that case we create the appropriate widget | |
2096 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
2097 | CL_DATA is the callback data we shall use for this menu, or NULL | |
2098 | if we haven't set the first callback yet. | |
2099 | NAME is the name to give to the top level menu if this function | |
2100 | creates it. May be NULL to not set any name. | |
2101 | ||
2102 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
2103 | not NULL. | |
2104 | ||
2105 | This function calls itself to create submenus. */ | |
2106 | ||
2107 | static GtkWidget * | |
2108 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
2109 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
2110 | widget_value *data; | |
2111 | FRAME_PTR f; | |
2112 | GCallback select_cb; | |
2113 | GCallback deactivate_cb; | |
2114 | GCallback highlight_cb; | |
2115 | int pop_up_p; | |
2116 | int menu_bar_p; | |
2117 | int add_tearoff_p; | |
2118 | GtkWidget *topmenu; | |
2119 | xg_menu_cb_data *cl_data; | |
2120 | char *name; | |
2121 | { | |
2122 | widget_value *item; | |
2123 | GtkWidget *wmenu = topmenu; | |
2124 | GSList *group = NULL; | |
2125 | ||
2126 | if (! topmenu) | |
2127 | { | |
810f2256 JD |
2128 | if (! menu_bar_p) |
2129 | { | |
2130 | wmenu = gtk_menu_new (); | |
2131 | xg_set_screen (wmenu, f); | |
665c8f1c JD |
2132 | /* Connect this to the menu instead of items so we get enter/leave for |
2133 | disabled items also. TODO: Still does not get enter/leave for | |
2134 | disabled items in detached menus. */ | |
2135 | g_signal_connect (G_OBJECT (wmenu), | |
2136 | "enter-notify-event", | |
2137 | G_CALLBACK (menuitem_highlight_callback), | |
2138 | NULL); | |
2139 | g_signal_connect (G_OBJECT (wmenu), | |
2140 | "leave-notify-event", | |
2141 | G_CALLBACK (menuitem_highlight_callback), | |
2142 | NULL); | |
810f2256 | 2143 | } |
f392e843 JD |
2144 | else wmenu = gtk_menu_bar_new (); |
2145 | ||
31c5f81f JD |
2146 | /* Fix up grabs after keyboard traversal ends. */ |
2147 | g_signal_connect (G_OBJECT (wmenu), | |
2148 | "selection-done", | |
2149 | G_CALLBACK (menu_nav_ended), | |
2150 | f); | |
2151 | ||
f392e843 JD |
2152 | /* Put cl_data on the top menu for easier access. */ |
2153 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
2154 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
2155 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
2156 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 2157 | |
f392e843 JD |
2158 | if (name) |
2159 | gtk_widget_set_name (wmenu, name); | |
2160 | ||
2161 | if (deactivate_cb) | |
2162 | g_signal_connect (G_OBJECT (wmenu), | |
c8934d9d | 2163 | "selection-done", deactivate_cb, 0); |
f392e843 JD |
2164 | |
2165 | g_signal_connect (G_OBJECT (wmenu), | |
2166 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
2167 | } | |
177c0ea7 | 2168 | |
f392e843 JD |
2169 | if (! menu_bar_p && add_tearoff_p) |
2170 | { | |
2171 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
2172 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
2173 | ||
2174 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
2175 | G_CALLBACK (tearoff_activate), 0); | |
2176 | } | |
2177 | ||
2178 | for (item = data; item; item = item->next) | |
2179 | { | |
2180 | GtkWidget *w; | |
177c0ea7 | 2181 | |
f392e843 JD |
2182 | if (pop_up_p && !item->contents && !item->call_data |
2183 | && !xg_separator_p (item->name)) | |
2184 | { | |
2185 | char *utf8_label; | |
2186 | /* A title for a popup. We do the same as GTK does when | |
2187 | creating titles, but it does not look good. */ | |
2188 | group = NULL; | |
2189 | utf8_label = get_utf8_string (item->name); | |
2190 | ||
2191 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 2192 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
2193 | gtk_widget_set_sensitive (w, FALSE); |
2194 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2195 | } | |
2196 | else if (xg_separator_p (item->name)) | |
2197 | { | |
2198 | group = NULL; | |
2199 | /* GTK only have one separator type. */ | |
2200 | w = gtk_separator_menu_item_new (); | |
2201 | } | |
2202 | else | |
2203 | { | |
2204 | w = xg_create_one_menuitem (item, | |
2205 | f, | |
2206 | item->contents ? 0 : select_cb, | |
2207 | highlight_cb, | |
2208 | cl_data, | |
2209 | &group); | |
2210 | ||
f56cff88 JD |
2211 | /* Create a possibly empty submenu for menu bar items, since some |
2212 | themes don't highlight items correctly without it. */ | |
2213 | if (item->contents || menu_bar_p) | |
f392e843 JD |
2214 | { |
2215 | GtkWidget *submenu = create_menus (item->contents, | |
2216 | f, | |
2217 | select_cb, | |
2218 | deactivate_cb, | |
2219 | highlight_cb, | |
2220 | 0, | |
2221 | 0, | |
da18b5ac | 2222 | add_tearoff_p, |
f392e843 JD |
2223 | 0, |
2224 | cl_data, | |
2225 | 0); | |
2226 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
2227 | } | |
f392e843 JD |
2228 | } |
2229 | ||
2230 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
2231 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2232 | } | |
2233 | ||
2234 | return wmenu; | |
2235 | } | |
2236 | ||
2237 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
2238 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
2239 | with some text and buttons. | |
2240 | F is the frame the created item belongs to. | |
2241 | NAME is the name to use for the top widget. | |
2242 | VAL is a widget_value structure describing items to be created. | |
2243 | SELECT_CB is the callback to use when a menu item is selected or | |
2244 | a dialog button is pressed. | |
2245 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
2246 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
2247 | called when the dialog is popped down. | |
2248 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2249 | ||
2250 | Returns the widget created. */ | |
71bacd48 | 2251 | |
f392e843 JD |
2252 | GtkWidget * |
2253 | xg_create_widget (type, name, f, val, | |
2254 | select_cb, deactivate_cb, highlight_cb) | |
2255 | char *type; | |
2256 | char *name; | |
2257 | FRAME_PTR f; | |
2258 | widget_value *val; | |
2259 | GCallback select_cb; | |
2260 | GCallback deactivate_cb; | |
2261 | GCallback highlight_cb; | |
2262 | { | |
2263 | GtkWidget *w = 0; | |
da18b5ac JD |
2264 | int menu_bar_p = strcmp (type, "menubar") == 0; |
2265 | int pop_up_p = strcmp (type, "popup") == 0; | |
2266 | ||
f392e843 JD |
2267 | if (strcmp (type, "dialog") == 0) |
2268 | { | |
2269 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 2270 | xg_set_screen (w, f); |
f392e843 JD |
2271 | gtk_window_set_transient_for (GTK_WINDOW (w), |
2272 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
2273 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 2274 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2275 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2276 | } |
da18b5ac | 2277 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2278 | { |
2279 | w = create_menus (val->contents, | |
2280 | f, | |
2281 | select_cb, | |
2282 | deactivate_cb, | |
2283 | highlight_cb, | |
da18b5ac JD |
2284 | pop_up_p, |
2285 | menu_bar_p, | |
2286 | menu_bar_p, | |
f392e843 JD |
2287 | 0, |
2288 | 0, | |
2289 | name); | |
2290 | ||
2291 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2292 | This is done by default for menu bar menus. */ | |
da18b5ac | 2293 | if (pop_up_p) |
f392e843 JD |
2294 | { |
2295 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2296 | gtk_widget_realize (w); | |
810f2256 | 2297 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2298 | } |
2299 | } | |
2300 | else | |
2301 | { | |
2302 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2303 | type); | |
2304 | } | |
2305 | ||
2306 | return w; | |
2307 | } | |
2308 | ||
0a1d6de0 | 2309 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2310 | |
f392e843 JD |
2311 | static const char * |
2312 | xg_get_menu_item_label (witem) | |
2313 | GtkMenuItem *witem; | |
2314 | { | |
2315 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2316 | return gtk_label_get_label (wlabel); | |
2317 | } | |
2318 | ||
0a1d6de0 | 2319 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2320 | |
f392e843 JD |
2321 | static int |
2322 | xg_item_label_same_p (witem, label) | |
2323 | GtkMenuItem *witem; | |
2324 | char *label; | |
2325 | { | |
0a1d6de0 | 2326 | int is_same = 0; |
f392e843 | 2327 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2328 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2329 | ||
2330 | if (! old_label && ! utf8_label) | |
2331 | is_same = 1; | |
2332 | else if (old_label && utf8_label) | |
2333 | is_same = strcmp (utf8_label, old_label) == 0; | |
2334 | ||
2335 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2336 | |
2337 | return is_same; | |
2338 | } | |
2339 | ||
71bacd48 JD |
2340 | /* Destroy widgets in LIST. */ |
2341 | ||
f392e843 | 2342 | static void |
71bacd48 | 2343 | xg_destroy_widgets (list) |
f392e843 JD |
2344 | GList *list; |
2345 | { | |
f392e843 JD |
2346 | GList *iter; |
2347 | ||
49853a4d | 2348 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2349 | { |
2350 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2351 | ||
71bacd48 | 2352 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2353 | gtk_widget_destroy (w); |
2354 | } | |
f392e843 JD |
2355 | } |
2356 | ||
2357 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2358 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2359 | *LIST is a list with the current menu bar names (menu item widgets). |
2360 | ITER is the item within *LIST that shall be updated. | |
2361 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2362 | VAL describes what the menu bar shall look like after the update. |
2363 | SELECT_CB is the callback to use when a menu item is selected. | |
2364 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2365 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2366 | |
2367 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2368 | |
f392e843 | 2369 | static void |
49853a4d JD |
2370 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2371 | select_cb, highlight_cb, cl_data) | |
f392e843 JD |
2372 | GtkWidget *menubar; |
2373 | FRAME_PTR f; | |
49853a4d JD |
2374 | GList **list; |
2375 | GList *iter; | |
2376 | int pos; | |
f392e843 JD |
2377 | widget_value *val; |
2378 | GCallback select_cb; | |
2379 | GCallback highlight_cb; | |
2380 | xg_menu_cb_data *cl_data; | |
2381 | { | |
49853a4d | 2382 | if (! iter && ! val) |
f392e843 | 2383 | return; |
49853a4d | 2384 | else if (iter && ! val) |
f392e843 | 2385 | { |
49853a4d | 2386 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2387 | xg_destroy_widgets (iter); |
f392e843 JD |
2388 | |
2389 | /* All updated. */ | |
2390 | val = 0; | |
49853a4d | 2391 | iter = 0; |
f392e843 | 2392 | } |
49853a4d | 2393 | else if (! iter && val) |
f392e843 JD |
2394 | { |
2395 | /* Item(s) added. Add all new items in one call. */ | |
2396 | create_menus (val, f, select_cb, 0, highlight_cb, | |
2397 | 0, 1, 0, menubar, cl_data, 0); | |
2398 | ||
2399 | /* All updated. */ | |
2400 | val = 0; | |
49853a4d | 2401 | iter = 0; |
f392e843 | 2402 | } |
49853a4d JD |
2403 | /* Below this neither iter or val is NULL */ |
2404 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2405 | { |
2406 | /* This item is still the same, check next item. */ | |
2407 | val = val->next; | |
49853a4d JD |
2408 | iter = g_list_next (iter); |
2409 | ++pos; | |
f392e843 JD |
2410 | } |
2411 | else /* This item is changed. */ | |
2412 | { | |
49853a4d | 2413 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2414 | GtkMenuItem *witem2 = 0; |
f392e843 | 2415 | int val_in_menubar = 0; |
49853a4d JD |
2416 | int iter_in_new_menubar = 0; |
2417 | GList *iter2; | |
f392e843 JD |
2418 | widget_value *cur; |
2419 | ||
f392e843 | 2420 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2421 | for (iter2 = iter; |
2422 | iter2 && ! val_in_menubar; | |
2423 | iter2 = g_list_next (iter2)) | |
f392e843 | 2424 | { |
49853a4d | 2425 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2426 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2427 | } | |
2428 | ||
49853a4d | 2429 | /* See if the current entry (iter) is present later in the |
f392e843 | 2430 | specification for the new menu bar. */ |
49853a4d JD |
2431 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2432 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2433 | |
49853a4d | 2434 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2435 | { |
49853a4d JD |
2436 | int nr = pos; |
2437 | ||
f392e843 JD |
2438 | /* This corresponds to: |
2439 | Current: A B C | |
2440 | New: A C | |
2441 | Remove B. */ | |
177c0ea7 | 2442 | |
f392e843 JD |
2443 | gtk_widget_ref (GTK_WIDGET (witem)); |
2444 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2445 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2446 | ||
2447 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2448 | g_list_free (*list); |
2449 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2450 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2451 | } |
49853a4d | 2452 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2453 | { |
2454 | /* This corresponds to: | |
2455 | Current: A B C | |
2456 | New: A X C | |
2457 | Rename B to X. This might seem to be a strange thing to do, | |
2458 | since if there is a menu under B it will be totally wrong for X. | |
2459 | But consider editing a C file. Then there is a C-mode menu | |
2460 | (corresponds to B above). | |
2461 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2462 | C-mode menu. When returning from the minibuffer, we get | |
2463 | back the C-mode menu. Thus we do: | |
2464 | Rename B to X (C-mode to minibuf menu) | |
2465 | Rename X to B (minibuf to C-mode menu). | |
2466 | If the X menu hasn't been invoked, the menu under B | |
2467 | is up to date when leaving the minibuffer. */ | |
2468 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2469 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2470 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2471 | |
4b1b4443 | 2472 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2473 | |
da18b5ac JD |
2474 | /* If this item has a submenu that has been detached, change |
2475 | the title in the WM decorations also. */ | |
2476 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2477 | /* Set the title of the detached window. */ | |
2478 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2479 | ||
49853a4d | 2480 | iter = g_list_next (iter); |
f392e843 | 2481 | val = val->next; |
49853a4d | 2482 | ++pos; |
f392e843 | 2483 | } |
49853a4d | 2484 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2485 | { |
2486 | /* This corresponds to: | |
2487 | Current: A B C | |
2488 | New: A X B C | |
2489 | Insert X. */ | |
2490 | ||
49853a4d | 2491 | int nr = pos; |
f392e843 JD |
2492 | GList *group = 0; |
2493 | GtkWidget *w = xg_create_one_menuitem (val, | |
2494 | f, | |
2495 | select_cb, | |
2496 | highlight_cb, | |
2497 | cl_data, | |
2498 | &group); | |
2499 | ||
f56cff88 JD |
2500 | /* Create a possibly empty submenu for menu bar items, since some |
2501 | themes don't highlight items correctly without it. */ | |
2502 | GtkWidget *submenu = create_menus (NULL, f, | |
2503 | select_cb, NULL, highlight_cb, | |
2504 | 0, 0, 0, 0, cl_data, 0); | |
f392e843 JD |
2505 | gtk_widget_set_name (w, MENU_ITEM_NAME); |
2506 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
f56cff88 | 2507 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); |
f392e843 | 2508 | |
49853a4d JD |
2509 | g_list_free (*list); |
2510 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2511 | while (nr-- > 0) iter = g_list_next (iter); | |
2512 | iter = g_list_next (iter); | |
f392e843 | 2513 | val = val->next; |
49853a4d | 2514 | ++pos; |
f392e843 | 2515 | } |
49853a4d | 2516 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2517 | { |
49853a4d | 2518 | int nr = pos; |
f392e843 JD |
2519 | /* This corresponds to: |
2520 | Current: A B C | |
2521 | New: A C B | |
2522 | Move C before B */ | |
2523 | ||
2524 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2525 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2526 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2527 | GTK_WIDGET (witem2), pos); | |
2528 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2529 | ||
49853a4d JD |
2530 | g_list_free (*list); |
2531 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2532 | while (nr-- > 0) iter = g_list_next (iter); | |
0a194c92 | 2533 | if (iter) iter = g_list_next (iter); |
f392e843 | 2534 | val = val->next; |
49853a4d | 2535 | ++pos; |
f392e843 | 2536 | } |
f392e843 JD |
2537 | } |
2538 | ||
2539 | /* Update the rest of the menu bar. */ | |
49853a4d JD |
2540 | xg_update_menubar (menubar, f, list, iter, pos, val, |
2541 | select_cb, highlight_cb, cl_data); | |
f392e843 JD |
2542 | } |
2543 | ||
2544 | /* Update the menu item W so it corresponds to VAL. | |
2545 | SELECT_CB is the callback to use when a menu item is selected. | |
2546 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2547 | CL_DATA is the data to set in the widget for menu invokation. */ | |
71bacd48 | 2548 | |
f392e843 JD |
2549 | static void |
2550 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2551 | widget_value *val; | |
2552 | GtkWidget *w; | |
2553 | GCallback select_cb; | |
2554 | GCallback highlight_cb; | |
2555 | xg_menu_cb_data *cl_data; | |
2556 | { | |
2557 | GtkWidget *wchild; | |
2558 | GtkLabel *wlbl = 0; | |
2559 | GtkLabel *wkey = 0; | |
2560 | char *utf8_label; | |
2561 | char *utf8_key; | |
0a1d6de0 JD |
2562 | const char *old_label = 0; |
2563 | const char *old_key = 0; | |
f392e843 | 2564 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2565 | |
2566 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2567 | utf8_label = get_utf8_string (val->name); |
2568 | utf8_key = get_utf8_string (val->key); | |
2569 | ||
2570 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2571 | if (GTK_IS_HBOX (wchild)) | |
2572 | { | |
2573 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2574 | ||
2575 | wlbl = GTK_LABEL (list->data); | |
2576 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2577 | g_list_free (list); |
2578 | ||
f392e843 JD |
2579 | if (! utf8_key) |
2580 | { | |
2581 | /* Remove the key and keep just the label. */ | |
2582 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2583 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2584 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2585 | wkey = 0; | |
2586 | } | |
49853a4d | 2587 | |
f392e843 JD |
2588 | } |
2589 | else /* Just a label. */ | |
2590 | { | |
2591 | wlbl = GTK_LABEL (wchild); | |
2592 | ||
2593 | /* Check if there is now a key. */ | |
2594 | if (utf8_key) | |
2595 | { | |
2596 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2597 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2598 | |
f392e843 JD |
2599 | wlbl = GTK_LABEL (list->data); |
2600 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2601 | g_list_free (list); |
f392e843 JD |
2602 | |
2603 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2604 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2605 | } | |
2606 | } | |
2607 | ||
177c0ea7 | 2608 | |
0a1d6de0 JD |
2609 | if (wkey) old_key = gtk_label_get_label (wkey); |
2610 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2611 | |
0a1d6de0 | 2612 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2613 | gtk_label_set_text (wkey, utf8_key); |
2614 | ||
0a1d6de0 | 2615 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2616 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2617 | |
0a1d6de0 JD |
2618 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2619 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2620 | |
f392e843 JD |
2621 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2622 | gtk_widget_set_sensitive (w, FALSE); | |
2623 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2624 | gtk_widget_set_sensitive (w, TRUE); | |
2625 | ||
2626 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2627 | XG_ITEM_DATA); | |
2628 | if (cb_data) | |
2629 | { | |
2630 | cb_data->call_data = val->call_data; | |
2631 | cb_data->help = val->help; | |
2632 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2633 | |
f392e843 JD |
2634 | /* We assume the callback functions don't change. */ |
2635 | if (val->call_data && ! val->contents) | |
2636 | { | |
2637 | /* This item shall have a select callback. */ | |
2638 | if (! cb_data->select_id) | |
2639 | cb_data->select_id | |
2640 | = g_signal_connect (G_OBJECT (w), "activate", | |
2641 | select_cb, cb_data); | |
2642 | } | |
2643 | else if (cb_data->select_id) | |
2644 | { | |
2645 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2646 | cb_data->select_id = 0; | |
2647 | } | |
f392e843 JD |
2648 | } |
2649 | } | |
2650 | ||
2651 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2652 | |
f392e843 JD |
2653 | static void |
2654 | xg_update_toggle_item (val, w) | |
2655 | widget_value *val; | |
2656 | GtkWidget *w; | |
2657 | { | |
2658 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2659 | } | |
2660 | ||
2661 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2662 | |
f392e843 JD |
2663 | static void |
2664 | xg_update_radio_item (val, w) | |
2665 | widget_value *val; | |
2666 | GtkWidget *w; | |
2667 | { | |
2668 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2669 | } | |
2670 | ||
2671 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2672 | SUBMENU may be NULL, in that case a new menu is created. | |
2673 | F is the frame the menu bar belongs to. | |
2674 | VAL describes the contents of the menu bar. | |
2675 | SELECT_CB is the callback to use when a menu item is selected. | |
2676 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2677 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2678 | CL_DATA is the call back data to use for any newly created items. | |
2679 | ||
2680 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2681 | was NULL. */ | |
2682 | ||
2683 | static GtkWidget * | |
2684 | xg_update_submenu (submenu, f, val, | |
2685 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2686 | GtkWidget *submenu; | |
2687 | FRAME_PTR f; | |
2688 | widget_value *val; | |
2689 | GCallback select_cb; | |
2690 | GCallback deactivate_cb; | |
2691 | GCallback highlight_cb; | |
2692 | xg_menu_cb_data *cl_data; | |
2693 | { | |
2694 | GtkWidget *newsub = submenu; | |
2695 | GList *list = 0; | |
2696 | GList *iter; | |
2697 | widget_value *cur; | |
2698 | int has_tearoff_p = 0; | |
2699 | GList *first_radio = 0; | |
177c0ea7 | 2700 | |
f392e843 JD |
2701 | if (submenu) |
2702 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2703 | |
f392e843 JD |
2704 | for (cur = val, iter = list; |
2705 | cur && iter; | |
2706 | iter = g_list_next (iter), cur = cur->next) | |
2707 | { | |
2708 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2709 | ||
2710 | /* Skip tearoff items, they have no counterpart in val. */ | |
2711 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2712 | { | |
2713 | has_tearoff_p = 1; | |
2714 | iter = g_list_next (iter); | |
2715 | if (iter) w = GTK_WIDGET (iter->data); | |
2716 | else break; | |
2717 | } | |
2718 | ||
2719 | /* Remember first radio button in a group. If we get a mismatch in | |
2720 | a radio group we must rebuild the whole group so that the connections | |
2721 | in GTK becomes correct. */ | |
2722 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2723 | first_radio = iter; | |
2724 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2725 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2726 | first_radio = 0; | |
2727 | ||
2728 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2729 | { | |
2730 | if (! xg_separator_p (cur->name)) | |
2731 | break; | |
2732 | } | |
2733 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2734 | { | |
2735 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2736 | break; | |
2737 | xg_update_toggle_item (cur, w); | |
2738 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2739 | } | |
2740 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2741 | { | |
2742 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2743 | break; | |
2744 | xg_update_radio_item (cur, w); | |
2745 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2746 | } | |
2747 | else if (GTK_IS_MENU_ITEM (w)) | |
2748 | { | |
2749 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2750 | GtkWidget *sub; | |
2751 | ||
2752 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2753 | xg_separator_p (cur->name)) | |
2754 | break; | |
2755 | ||
2756 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2757 | ||
2758 | sub = gtk_menu_item_get_submenu (witem); | |
2759 | if (sub && ! cur->contents) | |
2760 | { | |
2761 | /* Not a submenu anymore. */ | |
2762 | gtk_widget_ref (sub); | |
2763 | gtk_menu_item_remove_submenu (witem); | |
2764 | gtk_widget_destroy (sub); | |
2765 | } | |
2766 | else if (cur->contents) | |
2767 | { | |
2768 | GtkWidget *nsub; | |
2769 | ||
2770 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2771 | select_cb, deactivate_cb, | |
2772 | highlight_cb, cl_data); | |
2773 | ||
2774 | /* If this item just became a submenu, we must set it. */ | |
2775 | if (nsub != sub) | |
2776 | gtk_menu_item_set_submenu (witem, nsub); | |
2777 | } | |
2778 | } | |
2779 | else | |
2780 | { | |
2781 | /* Structural difference. Remove everything from here and down | |
2782 | in SUBMENU. */ | |
2783 | break; | |
2784 | } | |
2785 | } | |
2786 | ||
2787 | /* Remove widgets from first structual change. */ | |
2788 | if (iter) | |
2789 | { | |
2790 | /* If we are adding new menu items below, we must remove from | |
2791 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2792 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2793 | else xg_destroy_widgets (iter); | |
f392e843 | 2794 | } |
177c0ea7 | 2795 | |
f392e843 JD |
2796 | if (cur) |
2797 | { | |
2798 | /* More items added. Create them. */ | |
2799 | newsub = create_menus (cur, | |
2800 | f, | |
2801 | select_cb, | |
2802 | deactivate_cb, | |
2803 | highlight_cb, | |
2804 | 0, | |
2805 | 0, | |
2806 | ! has_tearoff_p, | |
2807 | submenu, | |
2808 | cl_data, | |
2809 | 0); | |
2810 | } | |
177c0ea7 | 2811 | |
49853a4d JD |
2812 | if (list) g_list_free (list); |
2813 | ||
f392e843 JD |
2814 | return newsub; |
2815 | } | |
2816 | ||
2817 | /* Update the MENUBAR. | |
2818 | F is the frame the menu bar belongs to. | |
2819 | VAL describes the contents of the menu bar. | |
2820 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2821 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2822 | SELECT_CB is the callback to use when a menu item is selected. | |
2823 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2824 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2825 | |
f392e843 JD |
2826 | void |
2827 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2828 | select_cb, deactivate_cb, highlight_cb) | |
2829 | GtkWidget *menubar; | |
2830 | FRAME_PTR f; | |
2831 | widget_value *val; | |
2832 | int deep_p; | |
2833 | GCallback select_cb; | |
2834 | GCallback deactivate_cb; | |
2835 | GCallback highlight_cb; | |
2836 | { | |
2837 | xg_menu_cb_data *cl_data; | |
2838 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2839 | |
2840 | if (! list) return; | |
177c0ea7 | 2841 | |
f392e843 JD |
2842 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2843 | XG_FRAME_DATA); | |
2844 | ||
da18b5ac JD |
2845 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
2846 | select_cb, highlight_cb, cl_data); | |
2847 | ||
aa41b0bf | 2848 | if (deep_p) |
f392e843 JD |
2849 | { |
2850 | widget_value *cur; | |
2851 | ||
2852 | /* Update all sub menus. | |
da18b5ac | 2853 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2854 | X Window in the XEvent that activates the menu are those widgets. */ |
2855 | ||
2856 | /* Update cl_data, menu_item things in F may have changed. */ | |
2857 | update_cl_data (cl_data, f, highlight_cb); | |
2858 | ||
2859 | for (cur = val->contents; cur; cur = cur->next) | |
2860 | { | |
49853a4d | 2861 | GList *iter; |
f392e843 JD |
2862 | GtkWidget *sub = 0; |
2863 | GtkWidget *newsub; | |
2864 | GtkMenuItem *witem; | |
2865 | ||
2866 | /* Find sub menu that corresponds to val and update it. */ | |
2867 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2868 | { | |
2869 | witem = GTK_MENU_ITEM (iter->data); | |
2870 | if (xg_item_label_same_p (witem, cur->name)) | |
2871 | { | |
2872 | sub = gtk_menu_item_get_submenu (witem); | |
2873 | break; | |
2874 | } | |
2875 | } | |
177c0ea7 | 2876 | |
f392e843 JD |
2877 | newsub = xg_update_submenu (sub, |
2878 | f, | |
2879 | cur->contents, | |
2880 | select_cb, | |
2881 | deactivate_cb, | |
2882 | highlight_cb, | |
2883 | cl_data); | |
2884 | /* sub may still be NULL. If we just updated non deep and added | |
2885 | a new menu bar item, it has no sub menu yet. So we set the | |
2886 | newly created sub menu under witem. */ | |
2887 | if (newsub != sub) | |
810f2256 JD |
2888 | { |
2889 | xg_set_screen (newsub, f); | |
2890 | gtk_menu_item_set_submenu (witem, newsub); | |
2891 | } | |
f392e843 JD |
2892 | } |
2893 | } | |
2894 | ||
49853a4d | 2895 | g_list_free (list); |
f392e843 JD |
2896 | gtk_widget_show_all (menubar); |
2897 | } | |
2898 | ||
2899 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2900 | changed. Value is non-zero if widgets were updated. */ | |
2901 | ||
2902 | int | |
2903 | xg_update_frame_menubar (f) | |
2904 | FRAME_PTR f; | |
2905 | { | |
2906 | struct x_output *x = f->output_data.x; | |
2907 | GtkRequisition req; | |
177c0ea7 | 2908 | |
f392e843 JD |
2909 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2910 | return 0; | |
2911 | ||
2912 | BLOCK_INPUT; | |
2913 | ||
2914 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2915 | FALSE, FALSE, 0); | |
2916 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2917 | ||
2918 | gtk_widget_show_all (x->menubar_widget); | |
2919 | gtk_widget_size_request (x->menubar_widget, &req); | |
2920 | ||
2921 | FRAME_MENUBAR_HEIGHT (f) = req.height; | |
2922 | ||
2923 | /* The height has changed, resize outer widget and set columns | |
2924 | rows to what we had before adding the menu bar. */ | |
be786000 | 2925 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 2926 | |
f392e843 JD |
2927 | SET_FRAME_GARBAGED (f); |
2928 | UNBLOCK_INPUT; | |
a8303f92 AS |
2929 | |
2930 | return 1; | |
f392e843 JD |
2931 | } |
2932 | ||
2933 | /* Get rid of the menu bar of frame F, and free its storage. | |
2934 | This is used when deleting a frame, and when turning off the menu bar. */ | |
2935 | ||
2936 | void | |
2937 | free_frame_menubar (f) | |
2938 | FRAME_PTR f; | |
2939 | { | |
2940 | struct x_output *x = f->output_data.x; | |
2941 | ||
2942 | if (x->menubar_widget) | |
2943 | { | |
2944 | BLOCK_INPUT; | |
2945 | ||
2946 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
2947 | /* The menubar and its children shall be deleted when removed from | |
2948 | the container. */ | |
2949 | x->menubar_widget = 0; | |
2950 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
2951 | ||
2952 | /* The height has changed, resize outer widget and set columns | |
2953 | rows to what we had before removing the menu bar. */ | |
be786000 | 2954 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
2955 | |
2956 | SET_FRAME_GARBAGED (f); | |
2957 | UNBLOCK_INPUT; | |
2958 | } | |
2959 | } | |
2960 | ||
2961 | ||
2962 | \f | |
2963 | /*********************************************************************** | |
2964 | Scroll bar functions | |
2965 | ***********************************************************************/ | |
2966 | ||
2967 | ||
2968 | /* Setting scroll bar values invokes the callback. Use this variable | |
2969 | to indicate that callback should do nothing. */ | |
71bacd48 | 2970 | |
f392e843 JD |
2971 | int xg_ignore_gtk_scrollbar; |
2972 | ||
f392e843 JD |
2973 | /* SET_SCROLL_BAR_X_WINDOW assumes the second argument fits in |
2974 | 32 bits. But we want to store pointers, and they may be larger | |
2975 | than 32 bits. Keep a mapping from integer index to widget pointers | |
2976 | to get around the 32 bit limitation. */ | |
71bacd48 | 2977 | |
f392e843 JD |
2978 | static struct |
2979 | { | |
2980 | GtkWidget **widgets; | |
2981 | int max_size; | |
2982 | int used; | |
81e302ef | 2983 | } id_to_widget; |
f392e843 JD |
2984 | |
2985 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 2986 | |
f392e843 JD |
2987 | #define ID_TO_WIDGET_INCR 32 |
2988 | ||
2989 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 2990 | |
f392e843 JD |
2991 | static int |
2992 | xg_store_widget_in_map (w) | |
2993 | GtkWidget *w; | |
2994 | { | |
2995 | int i; | |
2996 | ||
2997 | if (id_to_widget.max_size == id_to_widget.used) | |
2998 | { | |
2999 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
3000 | ||
3001 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
3002 | sizeof (GtkWidget *)*new_size); | |
3003 | ||
3004 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
3005 | id_to_widget.widgets[i] = 0; | |
3006 | id_to_widget.max_size = new_size; | |
3007 | } | |
3008 | ||
3009 | /* Just loop over the array and find a free place. After all, | |
3010 | how many scroll bars are we creating? Should be a small number. | |
3011 | The check above guarantees we will find a free place. */ | |
3012 | for (i = 0; i < id_to_widget.max_size; ++i) | |
3013 | { | |
3014 | if (! id_to_widget.widgets[i]) | |
3015 | { | |
3016 | id_to_widget.widgets[i] = w; | |
3017 | ++id_to_widget.used; | |
3018 | ||
3019 | return i; | |
3020 | } | |
3021 | } | |
3022 | ||
3023 | /* Should never end up here */ | |
3024 | abort (); | |
3025 | } | |
3026 | ||
3027 | /* Remove pointer at IDX from id_to_widget. | |
3028 | Called when scroll bar is destroyed. */ | |
71bacd48 | 3029 | |
f392e843 JD |
3030 | static void |
3031 | xg_remove_widget_from_map (idx) | |
3032 | int idx; | |
3033 | { | |
3034 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3035 | { | |
3036 | id_to_widget.widgets[idx] = 0; | |
3037 | --id_to_widget.used; | |
3038 | } | |
3039 | } | |
3040 | ||
3041 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 3042 | |
f392e843 JD |
3043 | static GtkWidget * |
3044 | xg_get_widget_from_map (idx) | |
3045 | int idx; | |
3046 | { | |
3047 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3048 | return id_to_widget.widgets[idx]; | |
3049 | ||
3050 | return 0; | |
3051 | } | |
3052 | ||
810f2256 | 3053 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 3054 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 3055 | |
3a8a22fc | 3056 | int |
810f2256 JD |
3057 | xg_get_scroll_id_for_window (dpy, wid) |
3058 | Display *dpy; | |
3a8a22fc JD |
3059 | Window wid; |
3060 | { | |
3061 | int idx; | |
3062 | GtkWidget *w; | |
3063 | ||
810f2256 | 3064 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
3065 | |
3066 | if (w) | |
3067 | { | |
3068 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
3069 | if (id_to_widget.widgets[idx] == w) | |
3070 | return idx; | |
3071 | } | |
3072 | ||
3073 | return -1; | |
3074 | } | |
3075 | ||
f392e843 JD |
3076 | /* Callback invoked when scroll bar WIDGET is destroyed. |
3077 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 3078 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 3079 | |
f392e843 JD |
3080 | static void |
3081 | xg_gtk_scroll_destroy (widget, data) | |
3082 | GtkWidget *widget; | |
3083 | gpointer data; | |
3084 | { | |
3085 | gpointer p; | |
ff59904a | 3086 | int id = (int) (EMACS_INT) data; /* The EMACS_INT cast avoids a warning. */ |
177c0ea7 | 3087 | |
f392e843 JD |
3088 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
3089 | if (p) xfree (p); | |
3090 | xg_remove_widget_from_map (id); | |
3091 | } | |
3092 | ||
3093 | /* Callback for button press/release events. Used to start timer so that | |
3094 | the scroll bar repetition timer in GTK gets handeled. | |
17097258 | 3095 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
3096 | WIDGET is the scroll bar widget the event is for (not used). |
3097 | EVENT contains the event. | |
17097258 | 3098 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
3099 | |
3100 | Returns FALSE to tell GTK that it shall continue propagate the event | |
3101 | to widgets. */ | |
71bacd48 | 3102 | |
f392e843 JD |
3103 | static gboolean |
3104 | scroll_bar_button_cb (widget, event, user_data) | |
3105 | GtkWidget *widget; | |
3106 | GdkEventButton *event; | |
3107 | gpointer user_data; | |
3108 | { | |
3109 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
3110 | xg_start_timer (); | |
17097258 JD |
3111 | else if (event->type == GDK_BUTTON_RELEASE) |
3112 | { | |
3113 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
3114 | if (xg_timer) xg_stop_timer (); | |
3115 | bar->dragging = Qnil; | |
3116 | } | |
c43923ad | 3117 | |
f392e843 JD |
3118 | return FALSE; |
3119 | } | |
3120 | ||
3121 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
3122 | in BAR. | |
3123 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
3124 | bar changes. | |
3125 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
3126 | to set resources for the widget. */ | |
71bacd48 | 3127 | |
f392e843 JD |
3128 | void |
3129 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
3130 | FRAME_PTR f; | |
3131 | struct scroll_bar *bar; | |
3132 | GCallback scroll_callback; | |
3133 | char *scroll_bar_name; | |
3134 | { | |
3135 | GtkWidget *wscroll; | |
1755a397 | 3136 | GtkWidget *webox; |
f392e843 JD |
3137 | GtkObject *vadj; |
3138 | int scroll_id; | |
177c0ea7 | 3139 | |
f392e843 JD |
3140 | /* Page, step increment values are not so important here, they |
3141 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
3142 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
3143 | 0.1, 0.1, 0.1); | |
3144 | ||
3145 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 3146 | webox = gtk_event_box_new (); |
f392e843 JD |
3147 | gtk_widget_set_name (wscroll, scroll_bar_name); |
3148 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 3149 | |
f392e843 | 3150 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 3151 | |
f979dc05 | 3152 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
3153 | "value-changed", |
3154 | scroll_callback, | |
f979dc05 | 3155 | (gpointer) bar); |
ff59904a | 3156 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3157 | g_signal_connect (G_OBJECT (wscroll), |
3158 | "destroy", | |
3159 | G_CALLBACK (xg_gtk_scroll_destroy), | |
ff59904a | 3160 | (gpointer) (EMACS_INT) scroll_id); |
f392e843 JD |
3161 | |
3162 | /* Connect to button press and button release to detect if any scroll bar | |
3163 | has the pointer. */ | |
3164 | g_signal_connect (G_OBJECT (wscroll), | |
3165 | "button-press-event", | |
3166 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3167 | (gpointer) bar); |
f392e843 JD |
3168 | g_signal_connect (G_OBJECT (wscroll), |
3169 | "button-release-event", | |
3170 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3171 | (gpointer) bar); |
177c0ea7 | 3172 | |
1755a397 JD |
3173 | /* The scroll bar widget does not draw on a window of its own. Instead |
3174 | it draws on the parent window, in this case the edit widget. So | |
3175 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
3176 | also, which causes flicker. Put an event box between the edit widget | |
3177 | and the scroll bar, so the scroll bar instead draws itself on the | |
3178 | event box window. */ | |
3179 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
3180 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
c43923ad | 3181 | |
f392e843 JD |
3182 | |
3183 | /* Set the cursor to an arrow. */ | |
1755a397 | 3184 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
3185 | |
3186 | SET_SCROLL_BAR_X_WINDOW (bar, scroll_id); | |
3187 | } | |
3188 | ||
3189 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 3190 | |
f392e843 JD |
3191 | void |
3192 | xg_show_scroll_bar (scrollbar_id) | |
3193 | int scrollbar_id; | |
3194 | { | |
3195 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3196 | if (w) | |
1755a397 | 3197 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
3198 | } |
3199 | ||
3200 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 3201 | |
f392e843 JD |
3202 | void |
3203 | xg_remove_scroll_bar (f, scrollbar_id) | |
3204 | FRAME_PTR f; | |
3205 | int scrollbar_id; | |
3206 | { | |
3207 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3208 | if (w) | |
3209 | { | |
1755a397 | 3210 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 3211 | gtk_widget_destroy (w); |
1755a397 | 3212 | gtk_widget_destroy (wparent); |
f392e843 JD |
3213 | SET_FRAME_GARBAGED (f); |
3214 | } | |
3215 | } | |
3216 | ||
f392e843 JD |
3217 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
3218 | in frame F. | |
3219 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
3220 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 3221 | |
f392e843 | 3222 | void |
1755a397 | 3223 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
3224 | FRAME_PTR f; |
3225 | int scrollbar_id; | |
3226 | int top; | |
3227 | int left; | |
3228 | int width; | |
3229 | int height; | |
3230 | { | |
f392e843 | 3231 | |
49853a4d | 3232 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 3233 | |
49853a4d JD |
3234 | if (wscroll) |
3235 | { | |
cea9be54 | 3236 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 3237 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 3238 | |
ab2d724b | 3239 | /* Move and resize to new values. */ |
1755a397 | 3240 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
817d354b JD |
3241 | gtk_widget_set_size_request (wscroll, width, height); |
3242 | gtk_widget_queue_draw (wparent); | |
3243 | gdk_window_process_all_updates (); | |
3244 | /* GTK does not redraw until the main loop is entered again, but | |
3245 | if there are no X events pending we will not enter it. So we sync | |
3246 | here to get some events. */ | |
3247 | x_sync (f); | |
49853a4d JD |
3248 | SET_FRAME_GARBAGED (f); |
3249 | cancel_mouse_face (f); | |
3250 | } | |
f392e843 JD |
3251 | } |
3252 | ||
3253 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3254 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 3255 | |
f392e843 JD |
3256 | void |
3257 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3258 | struct scroll_bar *bar; | |
3259 | int portion, position, whole; | |
3260 | { | |
3261 | GtkWidget *wscroll = xg_get_widget_from_map (SCROLL_BAR_X_WINDOW (bar)); | |
3262 | ||
3263 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3264 | ||
17097258 | 3265 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3266 | { |
3267 | GtkAdjustment *adj; | |
3268 | gdouble shown; | |
3269 | gdouble top; | |
3270 | int size, value; | |
7863d625 JD |
3271 | int new_step; |
3272 | int changed = 0; | |
177c0ea7 | 3273 | |
f392e843 JD |
3274 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3275 | ||
17097258 JD |
3276 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3277 | rather than the real portion value. This makes the thumb less likely | |
3278 | to resize and that looks better. */ | |
be786000 | 3279 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3280 | /* When the thumb is at the bottom, position == whole. |
3281 | So we need to increase `whole' to make space for the thumb. */ | |
3282 | whole += portion; | |
3283 | ||
f392e843 JD |
3284 | if (whole <= 0) |
3285 | top = 0, shown = 1; | |
3286 | else | |
3287 | { | |
f392e843 | 3288 | top = (gdouble) position / whole; |
7863d625 | 3289 | shown = (gdouble) portion / whole; |
f392e843 JD |
3290 | } |
3291 | ||
7863d625 JD |
3292 | size = shown * XG_SB_RANGE; |
3293 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3294 | size = max (size, 1); |
3295 | ||
7863d625 JD |
3296 | value = top * XG_SB_RANGE; |
3297 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3298 | value = max (value, XG_SB_MIN); |
3299 | ||
7863d625 | 3300 | /* Assume all lines are of equal size. */ |
be786000 | 3301 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3302 | |
3303 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3304 | || (int) adj->step_increment != new_step) |
3305 | { | |
7863d625 JD |
3306 | adj->page_size = size; |
3307 | adj->step_increment = new_step; | |
2a2071c3 | 3308 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3309 | adj->page_increment = (int) (0.95*adj->page_size); |
3310 | changed = 1; | |
2a2071c3 | 3311 | } |
17097258 | 3312 | |
7863d625 JD |
3313 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3314 | { | |
3315 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3316 | |
7863d625 | 3317 | BLOCK_INPUT; |
cea9be54 | 3318 | |
7863d625 JD |
3319 | /* gtk_range_set_value invokes the callback. Set |
3320 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3321 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3322 | |
7863d625 JD |
3323 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3324 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3325 | else if (changed) | |
3326 | gtk_adjustment_changed (adj); | |
3327 | ||
3328 | xg_ignore_gtk_scrollbar = 0; | |
3329 | ||
3330 | UNBLOCK_INPUT; | |
3331 | } | |
3332 | } | |
f392e843 JD |
3333 | } |
3334 | ||
3335 | \f | |
3336 | /*********************************************************************** | |
3337 | Tool bar functions | |
3338 | ***********************************************************************/ | |
3339 | /* The key for the data we put in the GtkImage widgets. The data is | |
3340 | the image used by Emacs. We use this to see if we need to update | |
3341 | the GtkImage with a new image. */ | |
3342 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3343 | ||
2334f9e7 JD |
3344 | /* The key for storing the latest modifiers so the activate callback can |
3345 | get them. */ | |
3346 | #define XG_TOOL_BAR_LAST_MODIFIER "emacs-tool-bar-modifier" | |
3347 | ||
1e0fe298 JD |
3348 | /* The key for storing the button widget in its proxy menu item. */ |
3349 | #define XG_TOOL_BAR_PROXY_BUTTON "emacs-tool-bar-proxy-button" | |
2334f9e7 | 3350 | |
98a92193 JD |
3351 | /* The key for the data we put in the GtkImage widgets. The data is |
3352 | the stock name used by Emacs. We use this to see if we need to update | |
3353 | the GtkImage with a new image. */ | |
3354 | #define XG_TOOL_BAR_STOCK_NAME "emacs-tool-bar-stock-name" | |
3355 | ||
2154c964 JD |
3356 | /* As above, but this is used for named theme widgets, as opposed to |
3357 | stock items. */ | |
3358 | #define XG_TOOL_BAR_ICON_NAME "emacs-tool-bar-icon-name" | |
3359 | ||
98a92193 JD |
3360 | /* Callback function invoked when a tool bar item is pressed. |
3361 | W is the button widget in the tool bar that got pressed, | |
3362 | CLIENT_DATA is an integer that is the index of the button in the | |
3363 | tool bar. 0 is the first button. */ | |
3364 | ||
2334f9e7 JD |
3365 | static gboolean |
3366 | xg_tool_bar_button_cb (widget, event, user_data) | |
3367 | GtkWidget *widget; | |
3368 | GdkEventButton *event; | |
3369 | gpointer user_data; | |
3370 | { | |
b43da352 JD |
3371 | /* Casts to avoid warnings when gpointer is 64 bits and int is 32 bits */ |
3372 | gpointer ptr = (gpointer) (EMACS_INT) event->state; | |
6e1440e6 | 3373 | g_object_set_data (G_OBJECT (widget), XG_TOOL_BAR_LAST_MODIFIER, ptr); |
6d45d2a0 | 3374 | return FALSE; |
2334f9e7 JD |
3375 | } |
3376 | ||
3377 | ||
6e1440e6 JD |
3378 | /* Callback function invoked when a tool bar item is pressed. |
3379 | W is the button widget in the tool bar that got pressed, | |
3380 | CLIENT_DATA is an integer that is the index of the button in the | |
3381 | tool bar. 0 is the first button. */ | |
3382 | ||
f392e843 JD |
3383 | static void |
3384 | xg_tool_bar_callback (w, client_data) | |
3385 | GtkWidget *w; | |
3386 | gpointer client_data; | |
3387 | { | |
ff59904a JD |
3388 | /* The EMACS_INT cast avoids a warning. */ |
3389 | int idx = (int) (EMACS_INT) client_data; | |
b43da352 JD |
3390 | int mod = (int) (EMACS_INT) g_object_get_data (G_OBJECT (w), |
3391 | XG_TOOL_BAR_LAST_MODIFIER); | |
2334f9e7 | 3392 | |
f392e843 JD |
3393 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3394 | Lisp_Object key, frame; | |
3395 | struct input_event event; | |
aa4ac494 | 3396 | EVENT_INIT (event); |
f392e843 JD |
3397 | |
3398 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3399 | return; | |
3400 | ||
3401 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3402 | |
f392e843 JD |
3403 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3404 | XSETFRAME (frame, f); | |
991bde0d JD |
3405 | |
3406 | /* We generate two events here. The first one is to set the prefix | |
3407 | to `(tool_bar)', see keyboard.c. */ | |
f392e843 JD |
3408 | event.kind = TOOL_BAR_EVENT; |
3409 | event.frame_or_window = frame; | |
991bde0d JD |
3410 | event.arg = frame; |
3411 | kbd_buffer_store_event (&event); | |
3412 | ||
3413 | event.kind = TOOL_BAR_EVENT; | |
3414 | event.frame_or_window = frame; | |
f392e843 | 3415 | event.arg = key; |
2334f9e7 JD |
3416 | /* Convert between the modifier bits GDK uses and the modifier bits |
3417 | Emacs uses. This assumes GDK an X masks are the same, which they are when | |
3418 | this is written. */ | |
3419 | event.modifiers = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), mod); | |
f392e843 JD |
3420 | kbd_buffer_store_event (&event); |
3421 | } | |
3422 | ||
1e0fe298 JD |
3423 | /* Callback function invoked when a tool bar item is pressed in a detached |
3424 | tool bar or the overflow drop down menu. | |
3425 | We just call xg_tool_bar_callback. | |
3426 | W is the menu item widget that got pressed, | |
3427 | CLIENT_DATA is an integer that is the index of the button in the | |
3428 | tool bar. 0 is the first button. */ | |
3429 | ||
3430 | static void | |
3431 | xg_tool_bar_proxy_callback (w, client_data) | |
3432 | GtkWidget *w; | |
3433 | gpointer client_data; | |
3434 | { | |
3435 | GtkWidget *wbutton = GTK_WIDGET (g_object_get_data (G_OBJECT (w), | |
3436 | XG_TOOL_BAR_PROXY_BUTTON)); | |
3437 | xg_tool_bar_callback (wbutton, client_data); | |
3438 | } | |
3439 | ||
3440 | /* This callback is called when a tool item should create a proxy item, | |
3441 | such as for the overflow menu. Also called when the tool bar is detached. | |
3442 | If we don't create a proxy menu item, the detached tool bar will be | |
3443 | blank. */ | |
3444 | ||
3445 | static gboolean | |
3446 | xg_tool_bar_menu_proxy (toolitem, user_data) | |
3447 | GtkToolItem *toolitem; | |
3448 | gpointer user_data; | |
3449 | { | |
3450 | GtkWidget *weventbox = gtk_bin_get_child (GTK_BIN (toolitem)); | |
3451 | GtkButton *wbutton = GTK_BUTTON (gtk_bin_get_child (GTK_BIN (weventbox))); | |
3452 | GtkWidget *wmenuitem = gtk_image_menu_item_new (); | |
3453 | GtkWidget *wmenuimage; | |
3454 | ||
3455 | if (gtk_button_get_use_stock (wbutton)) | |
3456 | wmenuimage = gtk_image_new_from_stock (gtk_button_get_label (wbutton), | |
3457 | GTK_ICON_SIZE_MENU); | |
3458 | else | |
3459 | { | |
3460 | GtkImage *wimage = GTK_IMAGE (gtk_bin_get_child (GTK_BIN (wbutton))); | |
3461 | GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (wbutton)); | |
3462 | GtkImageType store_type = gtk_image_get_storage_type (wimage); | |
3463 | if (store_type == GTK_IMAGE_STOCK) | |
3464 | { | |
3465 | gchar *stock_id; | |
3466 | gtk_image_get_stock (wimage, &stock_id, NULL); | |
3467 | wmenuimage = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_MENU); | |
3468 | } | |
3469 | else if (store_type == GTK_IMAGE_ICON_SET) | |
3470 | { | |
3471 | GtkIconSet *icon_set; | |
3472 | gtk_image_get_icon_set (wimage, &icon_set, NULL); | |
3473 | wmenuimage = gtk_image_new_from_icon_set (icon_set, | |
3474 | GTK_ICON_SIZE_MENU); | |
3475 | } | |
3476 | else if (store_type == GTK_IMAGE_PIXBUF) | |
3477 | { | |
3478 | gint width, height; | |
3479 | ||
3480 | if (settings && | |
3481 | gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, | |
3482 | &width, &height)) | |
3483 | { | |
3484 | GdkPixbuf *src_pixbuf, *dest_pixbuf; | |
3485 | ||
3486 | src_pixbuf = gtk_image_get_pixbuf (wimage); | |
3487 | dest_pixbuf = gdk_pixbuf_scale_simple (src_pixbuf, width, height, | |
3488 | GDK_INTERP_BILINEAR); | |
3489 | ||
3490 | wmenuimage = gtk_image_new_from_pixbuf (dest_pixbuf); | |
3491 | } | |
3492 | } | |
3493 | } | |
3494 | if (wmenuimage) | |
3495 | gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (wmenuitem), wmenuimage); | |
3496 | ||
3497 | g_signal_connect (G_OBJECT (wmenuitem), | |
3498 | "activate", | |
3499 | GTK_SIGNAL_FUNC (xg_tool_bar_proxy_callback), | |
3500 | user_data); | |
3501 | ||
3502 | g_object_set_data (G_OBJECT (wmenuitem), XG_TOOL_BAR_PROXY_BUTTON, | |
3503 | (gpointer) wbutton); | |
3504 | gtk_tool_item_set_proxy_menu_item (toolitem, "Emacs toolbar item", wmenuitem); | |
3505 | ||
3506 | return TRUE; | |
3507 | } | |
3508 | ||
f392e843 JD |
3509 | /* This callback is called when a tool bar is detached. We must set |
3510 | the height of the tool bar to zero when this happens so frame sizes | |
3511 | are correctly calculated. | |
3512 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3513 | W is the tool bar widget. | |
3514 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3515 | |
f392e843 JD |
3516 | static void |
3517 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3518 | GtkHandleBox *wbox; | |
3519 | GtkWidget *w; | |
3520 | gpointer client_data; | |
3521 | { | |
3522 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab JD |
3523 | extern int x_gtk_whole_detached_tool_bar; |
3524 | ||
3525 | g_object_set (G_OBJECT (w), "show-arrow", !x_gtk_whole_detached_tool_bar, | |
3526 | NULL); | |
f392e843 JD |
3527 | |
3528 | if (f) | |
3529 | { | |
e0910857 JD |
3530 | FRAME_X_OUTPUT (f)->toolbar_detached = 1; |
3531 | ||
f392e843 JD |
3532 | /* When detaching a tool bar, not everything dissapear. There are |
3533 | a few pixels left that are used to drop the tool bar back into | |
3534 | place. */ | |
f392e843 JD |
3535 | FRAME_TOOLBAR_HEIGHT (f) = 2; |
3536 | ||
3537 | /* The height has changed, resize outer widget and set columns | |
3538 | rows to what we had before detaching the tool bar. */ | |
be786000 | 3539 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3540 | } |
3541 | } | |
3542 | ||
3543 | /* This callback is called when a tool bar is reattached. We must set | |
3544 | the height of the tool bar when this happens so frame sizes | |
3545 | are correctly calculated. | |
3546 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3547 | W is the tool bar widget. | |
3548 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3549 | |
f392e843 JD |
3550 | static void |
3551 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3552 | GtkHandleBox *wbox; | |
3553 | GtkWidget *w; | |
3554 | gpointer client_data; | |
3555 | { | |
3556 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab | 3557 | g_object_set (G_OBJECT (w), "show-arrow", TRUE, NULL); |
f392e843 JD |
3558 | |
3559 | if (f) | |
3560 | { | |
3561 | GtkRequisition req; | |
3562 | ||
e0910857 JD |
3563 | FRAME_X_OUTPUT (f)->toolbar_detached = 0; |
3564 | ||
f392e843 JD |
3565 | gtk_widget_size_request (w, &req); |
3566 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3567 | ||
3568 | /* The height has changed, resize outer widget and set columns | |
e0910857 | 3569 | rows to what we had before attaching the tool bar. */ |
be786000 | 3570 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3571 | } |
3572 | } | |
3573 | ||
3574 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3575 | It is used for displaying and hiding the help text. | |
3576 | W is the tool bar item, a button. | |
3577 | EVENT is either an enter event or leave event. | |
3578 | CLIENT_DATA is an integer that is the index of the button in the | |
3579 | tool bar. 0 is the first button. | |
3580 | ||
3581 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3582 | |
f392e843 JD |
3583 | static gboolean |
3584 | xg_tool_bar_help_callback (w, event, client_data) | |
3585 | GtkWidget *w; | |
3586 | GdkEventCrossing *event; | |
3587 | gpointer client_data; | |
3588 | { | |
ff59904a JD |
3589 | /* The EMACS_INT cast avoids a warning. */ |
3590 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3591 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3592 | Lisp_Object help, frame; | |
3593 | ||
f392e843 | 3594 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) |
d9301435 | 3595 | return FALSE; |
f392e843 JD |
3596 | |
3597 | if (event->type == GDK_ENTER_NOTIFY) | |
3598 | { | |
3599 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3600 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3601 | ||
3602 | if (NILP (help)) | |
3603 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3604 | } | |
3605 | else | |
3606 | help = Qnil; | |
3607 | ||
3608 | XSETFRAME (frame, f); | |
3609 | kbd_buffer_store_help_event (frame, help); | |
3610 | ||
3611 | return FALSE; | |
3612 | } | |
3613 | ||
3614 | ||
f098b121 JD |
3615 | /* This callback is called when a tool bar item shall be redrawn. |
3616 | It modifies the expose event so that the GtkImage widget redraws the | |
3617 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3618 | in the wrong place when it tries to redraw just a part of the image. | |
3619 | W is the GtkImage to be redrawn. | |
3620 | EVENT is the expose event for W. | |
3621 | CLIENT_DATA is unused. | |
3622 | ||
3623 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3624 | |
f098b121 | 3625 | static gboolean |
3a8a22fc | 3626 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3627 | GtkWidget *w; |
3628 | GdkEventExpose *event; | |
3629 | gpointer client_data; | |
3630 | { | |
b676f356 JD |
3631 | gint width, height; |
3632 | ||
3633 | gdk_drawable_get_size (event->window, &width, &height); | |
3634 | ||
3635 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3636 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3637 | ||
810f2256 JD |
3638 | event->area.x = max (0, event->area.x); |
3639 | event->area.y = max (0, event->area.y); | |
c43923ad | 3640 | |
b676f356 JD |
3641 | event->area.width = max (width, event->area.width); |
3642 | event->area.height = max (height, event->area.height); | |
c43923ad | 3643 | |
f098b121 JD |
3644 | return FALSE; |
3645 | } | |
3646 | ||
98a92193 JD |
3647 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) |
3648 | ||
3a8a22fc | 3649 | |
71bacd48 JD |
3650 | /* Create a tool bar for frame F. */ |
3651 | ||
f392e843 JD |
3652 | static void |
3653 | xg_create_tool_bar (f) | |
3654 | FRAME_PTR f; | |
3655 | { | |
3656 | struct x_output *x = f->output_data.x; | |
3657 | GtkRequisition req; | |
3658 | int vbox_pos = x->menubar_widget ? 1 : 0; | |
3659 | ||
3660 | x->toolbar_widget = gtk_toolbar_new (); | |
3661 | x->handlebox_widget = gtk_handle_box_new (); | |
e0910857 JD |
3662 | x->toolbar_detached = 0; |
3663 | ||
f392e843 JD |
3664 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), |
3665 | x->toolbar_widget); | |
177c0ea7 | 3666 | |
f392e843 JD |
3667 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3668 | FALSE, FALSE, 0); | |
177c0ea7 | 3669 | |
f392e843 JD |
3670 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3671 | vbox_pos); | |
3672 | ||
f098b121 JD |
3673 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3674 | ||
3675 | /* We only have icons, so override any user setting. We could | |
3676 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3677 | below), but some of those strings are long, making the toolbar so | |
3678 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3679 | item equal size, so the longest caption determine the size of every | |
3680 | tool bar item. I think the creators of the GtkToolbar widget | |
3681 | counted on 4 or 5 character long strings. */ | |
3682 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3683 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3684 | GTK_ORIENTATION_HORIZONTAL); | |
3685 | ||
f392e843 JD |
3686 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3687 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3688 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3689 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
3690 | ||
3691 | gtk_widget_show_all (x->handlebox_widget); | |
3692 | ||
3693 | gtk_widget_size_request (x->toolbar_widget, &req); | |
3694 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
177c0ea7 | 3695 | |
f392e843 JD |
3696 | /* The height has changed, resize outer widget and set columns |
3697 | rows to what we had before adding the tool bar. */ | |
be786000 | 3698 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 3699 | |
f392e843 JD |
3700 | SET_FRAME_GARBAGED (f); |
3701 | } | |
3702 | ||
98a92193 JD |
3703 | /* Find the right-to-left image named by RTL in the tool bar images for F. |
3704 | Returns IMAGE if RTL is not found. */ | |
3705 | ||
3706 | static Lisp_Object | |
3707 | find_rtl_image (f, image, rtl) | |
3708 | FRAME_PTR f; | |
3709 | Lisp_Object image; | |
3710 | Lisp_Object rtl; | |
3711 | { | |
3712 | int i; | |
3713 | Lisp_Object file, rtl_name; | |
3714 | struct gcpro gcpro1, gcpro2; | |
3715 | GCPRO2 (file, rtl_name); | |
3716 | ||
3717 | rtl_name = Ffile_name_nondirectory (rtl); | |
3718 | ||
3719 | for (i = 0; i < f->n_tool_bar_items; ++i) | |
3720 | { | |
3721 | Lisp_Object rtl_image = PROP (TOOL_BAR_ITEM_IMAGES); | |
3722 | if (!NILP (file = file_for_image (rtl_image))) | |
3723 | { | |
3724 | file = call1 (intern ("file-name-sans-extension"), | |
3725 | Ffile_name_nondirectory (file)); | |
3726 | if (EQ (Fequal (file, rtl_name), Qt)) | |
3727 | { | |
3728 | image = rtl_image; | |
3729 | break; | |
3730 | } | |
3731 | } | |
3732 | } | |
3733 | ||
3734 | return image; | |
3735 | } | |
3736 | ||
71bacd48 JD |
3737 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3738 | ||
f392e843 JD |
3739 | void |
3740 | update_frame_tool_bar (f) | |
3741 | FRAME_PTR f; | |
3742 | { | |
3743 | int i; | |
3744 | GtkRequisition old_req, new_req; | |
f392e843 | 3745 | struct x_output *x = f->output_data.x; |
bfc2a7d1 | 3746 | int hmargin = 0, vmargin = 0; |
98a92193 | 3747 | GtkToolbar *wtoolbar; |
6e1440e6 | 3748 | GtkToolItem *ti; |
98a92193 | 3749 | GtkTextDirection dir; |
f392e843 JD |
3750 | |
3751 | if (! FRAME_GTK_WIDGET (f)) | |
3752 | return; | |
3753 | ||
3754 | BLOCK_INPUT; | |
177c0ea7 | 3755 | |
133c0116 JD |
3756 | if (INTEGERP (Vtool_bar_button_margin) |
3757 | && XINT (Vtool_bar_button_margin) > 0) | |
3758 | { | |
3759 | hmargin = XFASTINT (Vtool_bar_button_margin); | |
3760 | vmargin = XFASTINT (Vtool_bar_button_margin); | |
3761 | } | |
3762 | else if (CONSP (Vtool_bar_button_margin)) | |
3763 | { | |
3764 | if (INTEGERP (XCAR (Vtool_bar_button_margin)) | |
3765 | && XINT (XCAR (Vtool_bar_button_margin)) > 0) | |
3766 | hmargin = XFASTINT (XCAR (Vtool_bar_button_margin)); | |
3767 | ||
3768 | if (INTEGERP (XCDR (Vtool_bar_button_margin)) | |
3769 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
3770 | vmargin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
3771 | } | |
3772 | ||
3773 | /* The natural size (i.e. when GTK uses 0 as margin) looks best, | |
3774 | so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK", | |
3775 | i.e. zero. This means that margins less than | |
3776 | DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */ | |
3777 | hmargin = max (0, hmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3778 | vmargin = max (0, vmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
c43923ad | 3779 | |
f392e843 JD |
3780 | if (! x->toolbar_widget) |
3781 | xg_create_tool_bar (f); | |
3782 | ||
98a92193 JD |
3783 | wtoolbar = GTK_TOOLBAR (x->toolbar_widget); |
3784 | gtk_widget_size_request (GTK_WIDGET (wtoolbar), &old_req); | |
3785 | dir = gtk_widget_get_direction (x->toolbar_widget); | |
f392e843 | 3786 | |
f392e843 JD |
3787 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3788 | { | |
f392e843 JD |
3789 | |
3790 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); | |
3791 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3792 | int idx; | |
3793 | int img_id; | |
98a92193 JD |
3794 | int icon_size = 0; |
3795 | struct image *img = NULL; | |
f392e843 | 3796 | Lisp_Object image; |
98a92193 JD |
3797 | Lisp_Object stock; |
3798 | GtkStockItem stock_item; | |
3799 | char *stock_name = NULL; | |
2154c964 | 3800 | char *icon_name = NULL; |
98a92193 | 3801 | Lisp_Object rtl; |
b42ff099 | 3802 | GtkWidget *wbutton = NULL; |
6e1440e6 | 3803 | GtkWidget *weventbox; |
98a92193 | 3804 | Lisp_Object func = intern ("x-gtk-map-stock"); |
26b74a0b | 3805 | |
6e1440e6 JD |
3806 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i); |
3807 | ||
3808 | if (ti) | |
3809 | { | |
3810 | weventbox = gtk_bin_get_child (GTK_BIN (ti)); | |
3811 | wbutton = gtk_bin_get_child (GTK_BIN (weventbox)); | |
3812 | } | |
f392e843 | 3813 | |
f392e843 | 3814 | image = PROP (TOOL_BAR_ITEM_IMAGES); |
f392e843 JD |
3815 | |
3816 | /* Ignore invalid image specifications. */ | |
3817 | if (!valid_image_p (image)) | |
3818 | { | |
98a92193 | 3819 | if (wbutton) gtk_widget_hide (wbutton); |
f392e843 JD |
3820 | continue; |
3821 | } | |
3822 | ||
98a92193 JD |
3823 | if (EQ (Qt, Ffboundp (func))) |
3824 | stock = call1 (func, file_for_image (image)); | |
f392e843 | 3825 | |
2154c964 | 3826 | if (! NILP (stock) && STRINGP (stock)) |
98a92193 JD |
3827 | { |
3828 | stock_name = SSDATA (stock); | |
2154c964 JD |
3829 | if (stock_name[0] == 'n' && stock_name[1] == ':') |
3830 | { | |
3831 | GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (wtoolbar)); | |
3832 | GtkIconTheme *icon_theme = gtk_icon_theme_get_for_screen (screen); | |
3833 | ||
3834 | icon_name = stock_name + 2; | |
3835 | stock_name = NULL; | |
3836 | stock = Qnil; | |
3837 | ||
3838 | if (! gtk_icon_theme_has_icon (icon_theme, icon_name)) | |
3839 | icon_name = NULL; | |
3840 | else | |
3841 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
3842 | } | |
3843 | else if (gtk_stock_lookup (SSDATA (stock), &stock_item)) | |
3844 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
3845 | else | |
3846 | { | |
3847 | stock = Qnil; | |
3848 | stock_name = NULL; | |
3849 | } | |
98a92193 | 3850 | } |
2154c964 JD |
3851 | |
3852 | if (stock_name == NULL && icon_name == NULL) | |
1d1885fc | 3853 | { |
98a92193 JD |
3854 | /* No stock image, or stock item not known. Try regular image. */ |
3855 | ||
3856 | /* If image is a vector, choose the image according to the | |
3857 | button state. */ | |
3858 | if (dir == GTK_TEXT_DIR_RTL | |
3859 | && !NILP (rtl = PROP (TOOL_BAR_ITEM_RTL_IMAGE)) | |
3860 | && STRINGP (rtl)) | |
6e1440e6 | 3861 | { |
98a92193 JD |
3862 | image = find_rtl_image (f, image, rtl); |
3863 | } | |
3864 | ||
3865 | if (VECTORP (image)) | |
3866 | { | |
3867 | if (enabled_p) | |
3868 | idx = (selected_p | |
3869 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3870 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3871 | else | |
3872 | idx = (selected_p | |
3873 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
3874 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
3875 | ||
3876 | xassert (ASIZE (image) >= idx); | |
3877 | image = AREF (image, idx); | |
3878 | } | |
3879 | else | |
3880 | idx = -1; | |
3881 | ||
3882 | img_id = lookup_image (f, image); | |
3883 | img = IMAGE_FROM_ID (f, img_id); | |
3884 | prepare_image_for_display (f, img); | |
3885 | ||
3886 | if (img->load_failed_p || img->pixmap == None) | |
3887 | { | |
3888 | if (ti) | |
3889 | gtk_widget_hide_all (GTK_WIDGET (ti)); | |
3890 | else | |
3891 | { | |
3892 | /* Insert an empty (non-image) button */ | |
3893 | weventbox = gtk_event_box_new (); | |
3894 | wbutton = gtk_button_new (); | |
3895 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); | |
3896 | gtk_button_set_relief (GTK_BUTTON (wbutton), | |
3897 | GTK_RELIEF_NONE); | |
3898 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
3899 | ti = gtk_tool_item_new (); | |
3900 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
3901 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); | |
3902 | } | |
3903 | continue; | |
6e1440e6 | 3904 | } |
1d1885fc | 3905 | } |
177c0ea7 | 3906 | |
6e1440e6 | 3907 | if (ti == NULL) |
ff24abfe | 3908 | { |
98a92193 JD |
3909 | GtkWidget *w; |
3910 | if (stock_name) | |
3911 | { | |
3912 | w = gtk_image_new_from_stock (stock_name, icon_size); | |
3913 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_STOCK_NAME, | |
3914 | (gpointer) xstrdup (stock_name), | |
3915 | (GDestroyNotify) xfree); | |
3916 | } | |
2154c964 JD |
3917 | else if (icon_name) |
3918 | { | |
3919 | w = gtk_image_new_from_icon_name (icon_name, icon_size); | |
3920 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_ICON_NAME, | |
3921 | (gpointer) xstrdup (icon_name), | |
3922 | (GDestroyNotify) xfree); | |
3923 | } | |
98a92193 JD |
3924 | else |
3925 | { | |
3926 | w = xg_get_image_for_pixmap (f, img, x->widget, NULL); | |
3927 | /* Save the image so we can see if an update is needed when | |
3928 | this function is called again. */ | |
3929 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
3930 | (gpointer)img->pixmap); | |
3931 | } | |
3932 | ||
133c0116 | 3933 | gtk_misc_set_padding (GTK_MISC (w), hmargin, vmargin); |
6e1440e6 | 3934 | wbutton = gtk_button_new (); |
1e0fe298 | 3935 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); |
6e1440e6 JD |
3936 | gtk_button_set_relief (GTK_BUTTON (wbutton), GTK_RELIEF_NONE); |
3937 | gtk_container_add (GTK_CONTAINER (wbutton), w); | |
3938 | weventbox = gtk_event_box_new (); | |
3939 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
3940 | ti = gtk_tool_item_new (); | |
3941 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
81d13a51 | 3942 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); |
ff24abfe JD |
3943 | |
3944 | ||
ff59904a | 3945 | /* The EMACS_INT cast avoids a warning. */ |
1e0fe298 JD |
3946 | g_signal_connect (G_OBJECT (ti), "create-menu-proxy", |
3947 | GTK_SIGNAL_FUNC (xg_tool_bar_menu_proxy), | |
3948 | (gpointer) (EMACS_INT) i); | |
3949 | ||
3950 | g_signal_connect (G_OBJECT (wbutton), "clicked", | |
cd7cd4ac JD |
3951 | GTK_SIGNAL_FUNC (xg_tool_bar_callback), |
3952 | (gpointer) (EMACS_INT) i); | |
3953 | ||
6e1440e6 | 3954 | gtk_widget_show_all (GTK_WIDGET (ti)); |
177c0ea7 | 3955 | |
f392e843 | 3956 | |
6e1440e6 | 3957 | g_object_set_data (G_OBJECT (weventbox), XG_FRAME_DATA, (gpointer)f); |
cd7cd4ac | 3958 | |
f098b121 | 3959 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 3960 | comment for xg_tool_bar_item_expose_callback. */ |
cd7cd4ac | 3961 | g_signal_connect (G_OBJECT (ti), |
f098b121 | 3962 | "expose-event", |
3a8a22fc | 3963 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
3964 | 0); |
3965 | ||
6e1440e6 JD |
3966 | gtk_widget_set_sensitive (wbutton, enabled_p); |
3967 | gtk_tool_item_set_homogeneous (ti, FALSE); | |
cd7cd4ac | 3968 | |
2334f9e7 JD |
3969 | /* Callback to save modifyer mask (Shift/Control, etc). GTK makes |
3970 | no distinction based on modifiers in the activate callback, | |
3971 | so we have to do it ourselves. */ | |
6e1440e6 | 3972 | g_signal_connect (wbutton, "button-release-event", |
2334f9e7 | 3973 | GTK_SIGNAL_FUNC (xg_tool_bar_button_cb), |
6e1440e6 | 3974 | NULL); |
2334f9e7 | 3975 | |
6e1440e6 | 3976 | g_object_set_data (G_OBJECT (wbutton), XG_FRAME_DATA, (gpointer)f); |
cd7cd4ac JD |
3977 | |
3978 | /* Use enter/leave notify to show help. We use the events | |
3979 | rather than the GtkButton specific signals "enter" and | |
3980 | "leave", so we can have only one callback. The event | |
3981 | will tell us what kind of event it is. */ | |
3982 | /* The EMACS_INT cast avoids a warning. */ | |
6e1440e6 | 3983 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
3984 | "enter-notify-event", |
3985 | G_CALLBACK (xg_tool_bar_help_callback), | |
3986 | (gpointer) (EMACS_INT) i); | |
6e1440e6 | 3987 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
3988 | "leave-notify-event", |
3989 | G_CALLBACK (xg_tool_bar_help_callback), | |
3990 | (gpointer) (EMACS_INT) i); | |
f392e843 JD |
3991 | } |
3992 | else | |
3993 | { | |
6e1440e6 | 3994 | GtkWidget *wimage = gtk_bin_get_child (GTK_BIN (wbutton)); |
26b74a0b JD |
3995 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
3996 | XG_TOOL_BAR_IMAGE_DATA); | |
98a92193 JD |
3997 | gpointer old_stock_name = g_object_get_data (G_OBJECT (wimage), |
3998 | XG_TOOL_BAR_STOCK_NAME); | |
2154c964 JD |
3999 | gpointer old_icon_name = g_object_get_data (G_OBJECT (wimage), |
4000 | XG_TOOL_BAR_ICON_NAME); | |
98a92193 JD |
4001 | if (stock_name && |
4002 | (! old_stock_name || strcmp (old_stock_name, stock_name) != 0)) | |
4003 | { | |
4004 | gtk_image_set_from_stock (GTK_IMAGE (wimage), | |
4005 | stock_name, icon_size); | |
4006 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4007 | (gpointer) xstrdup (stock_name), | |
4008 | (GDestroyNotify) xfree); | |
4009 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4010 | NULL); | |
2154c964 JD |
4011 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
4012 | } | |
4013 | else if (icon_name && | |
4014 | (! old_icon_name || strcmp (old_icon_name, icon_name) != 0)) | |
4015 | { | |
4016 | gtk_image_set_from_icon_name (GTK_IMAGE (wimage), | |
4017 | icon_name, icon_size); | |
4018 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, | |
4019 | (gpointer) xstrdup (icon_name), | |
4020 | (GDestroyNotify) xfree); | |
4021 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4022 | NULL); | |
4023 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4024 | NULL); | |
98a92193 JD |
4025 | } |
4026 | else if (img && old_img != img->pixmap) | |
4027 | { | |
4028 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); | |
4029 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4030 | (gpointer)img->pixmap); | |
133c0116 | 4031 | |
98a92193 JD |
4032 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, |
4033 | NULL); | |
2154c964 | 4034 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
98a92193 | 4035 | } |
f392e843 | 4036 | |
98a92193 | 4037 | gtk_misc_set_padding (GTK_MISC (wimage), hmargin, vmargin); |
f392e843 | 4038 | |
6e1440e6 JD |
4039 | gtk_widget_set_sensitive (wbutton, enabled_p); |
4040 | gtk_widget_show_all (GTK_WIDGET (ti)); | |
4041 | } | |
177c0ea7 | 4042 | |
f392e843 JD |
4043 | #undef PROP |
4044 | } | |
4045 | ||
4046 | /* Remove buttons not longer needed. We just hide them so they | |
4047 | can be reused later on. */ | |
6e1440e6 | 4048 | do |
f392e843 | 4049 | { |
6e1440e6 JD |
4050 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i++); |
4051 | if (ti) gtk_widget_hide_all (GTK_WIDGET (ti)); | |
4052 | } while (ti != NULL); | |
f392e843 | 4053 | |
98a92193 | 4054 | gtk_widget_size_request (GTK_WIDGET (wtoolbar), &new_req); |
e0910857 JD |
4055 | if (old_req.height != new_req.height |
4056 | && ! FRAME_X_OUTPUT (f)->toolbar_detached) | |
f392e843 JD |
4057 | { |
4058 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
be786000 | 4059 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
4060 | } |
4061 | ||
f392e843 JD |
4062 | UNBLOCK_INPUT; |
4063 | } | |
4064 | ||
71bacd48 JD |
4065 | /* Deallocate all resources for the tool bar on frame F. |
4066 | Remove the tool bar. */ | |
4067 | ||
f392e843 JD |
4068 | void |
4069 | free_frame_tool_bar (f) | |
4070 | FRAME_PTR f; | |
4071 | { | |
4072 | struct x_output *x = f->output_data.x; | |
4073 | ||
4074 | if (x->toolbar_widget) | |
4075 | { | |
f392e843 JD |
4076 | BLOCK_INPUT; |
4077 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
4078 | x->handlebox_widget); | |
4079 | x->toolbar_widget = 0; | |
4080 | x->handlebox_widget = 0; | |
4081 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
4082 | ||
4083 | /* The height has changed, resize outer widget and set columns | |
4084 | rows to what we had before removing the tool bar. */ | |
be786000 | 4085 | xg_resize_outer_widget (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
4086 | |
4087 | SET_FRAME_GARBAGED (f); | |
4088 | UNBLOCK_INPUT; | |
4089 | } | |
4090 | } | |
4091 | ||
4092 | ||
4093 | \f | |
4094 | /*********************************************************************** | |
4095 | Initializing | |
4096 | ***********************************************************************/ | |
4097 | void | |
4098 | xg_initialize () | |
4099 | { | |
9f6fcdc5 JD |
4100 | GtkBindingSet *binding_set; |
4101 | ||
430e6c77 JD |
4102 | #if HAVE_XFT |
4103 | /* Work around a bug with corrupted data if libXft gets unloaded. This way | |
4104 | we keep it permanently linked in. */ | |
4105 | XftInit (0); | |
4106 | #endif | |
879ffad9 JD |
4107 | |
4108 | gdpy_def = NULL; | |
f392e843 | 4109 | xg_ignore_gtk_scrollbar = 0; |
da18b5ac | 4110 | xg_detached_menus = 0; |
f392e843 JD |
4111 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
4112 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
4113 | ||
81e302ef JD |
4114 | id_to_widget.max_size = id_to_widget.used = 0; |
4115 | id_to_widget.widgets = 0; | |
4116 | ||
f392e843 JD |
4117 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
4118 | bindings. It doesn't seem to be any way to remove properties, | |
4119 | so we set it to VoidSymbol which in X means "no key". */ | |
4120 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4121 | "gtk-menu-bar-accel", | |
4122 | "VoidSymbol", | |
4123 | EMACS_CLASS); | |
81e302ef JD |
4124 | |
4125 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
4126 | Emacs after all. */ | |
4127 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4128 | "gtk-key-theme-name", | |
4129 | "Emacs", | |
4130 | EMACS_CLASS); | |
9f6fcdc5 JD |
4131 | |
4132 | /* Make dialogs close on C-g. Since file dialog inherits from | |
4133 | dialog, this works for them also. */ | |
4134 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_DIALOG)); | |
4135 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
4136 | "close", 0); | |
4137 | ||
4138 | /* Make menus close on C-g. */ | |
4139 | binding_set = gtk_binding_set_by_class (gtk_type_class (GTK_TYPE_MENU_SHELL)); | |
4140 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, | |
4141 | "cancel", 0); | |
f392e843 JD |
4142 | } |
4143 | ||
4144 | #endif /* USE_GTK */ | |
ab5796a9 MB |
4145 | |
4146 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
4147 | (do not change this comment) */ |