Commit | Line | Data |
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f392e843 | 1 | /* Functions for creating and updating GTK widgets. |
76b6f707 | 2 | Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
8cabe764 | 3 | Free Software Foundation, Inc. |
f392e843 JD |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
9ec0b715 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
f392e843 | 8 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
f392e843 JD |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
f392e843 | 19 | |
f3bbb3b5 | 20 | #include <config.h> |
f392e843 JD |
21 | |
22 | #ifdef USE_GTK | |
e8794476 | 23 | #include <string.h> |
aa477689 | 24 | #include <signal.h> |
e8794476 | 25 | #include <stdio.h> |
d7306fe6 | 26 | #include <setjmp.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 | ||
ddaa36e1 AS |
40 | #ifdef HAVE_XFT |
41 | #include <X11/Xft/Xft.h> | |
42 | #endif | |
810f2256 | 43 | |
f392e843 | 44 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 45 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 46 | |
93c579e0 JD |
47 | /* Avoid "differ in sign" warnings */ |
48 | #define SSDATA(x) ((char *) SDATA (x)) | |
49 | ||
810f2256 JD |
50 | \f |
51 | /*********************************************************************** | |
52 | Display handling functions | |
53 | ***********************************************************************/ | |
54 | ||
55 | #ifdef HAVE_GTK_MULTIDISPLAY | |
56 | ||
c1ffddfc CY |
57 | /* Keep track of the default display, or NULL if there is none. Emacs |
58 | may close all its displays. */ | |
879ffad9 JD |
59 | |
60 | static GdkDisplay *gdpy_def; | |
61 | ||
810f2256 | 62 | /* Return the GdkDisplay that corresponds to the X display DPY. */ |
71bacd48 | 63 | |
810f2256 JD |
64 | static GdkDisplay * |
65 | xg_get_gdk_display (dpy) | |
66 | Display *dpy; | |
67 | { | |
68 | return gdk_x11_lookup_xdisplay (dpy); | |
69 | } | |
70 | ||
71 | /* When the GTK widget W is to be created on a display for F that | |
72 | is not the default display, set the display for W. | |
73 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 74 | |
810f2256 JD |
75 | static void |
76 | xg_set_screen (w, f) | |
77 | GtkWidget *w; | |
78 | FRAME_PTR f; | |
79 | { | |
80 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
81 | { | |
82 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
83 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
84 | ||
85 | if (GTK_IS_MENU (w)) | |
86 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
87 | else | |
88 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
89 | } | |
90 | } | |
91 | ||
92 | ||
93 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
94 | ||
95 | /* Make some defines so we can use the GTK 2.2 functions when | |
96 | compiling with GTK 2.0. */ | |
71bacd48 | 97 | |
810f2256 JD |
98 | #define xg_set_screen(w, f) |
99 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
100 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
101 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
102 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
103 | #define GdkDisplay void | |
104 | ||
105 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
106 | ||
107 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
108 | *DPY is set to NULL if the display can't be opened. | |
109 | ||
110 | Returns non-zero if display could be opened, zero if display could not | |
111 | be opened, and less than zero if the GTK version doesn't support | |
112 | multipe displays. */ | |
71bacd48 | 113 | |
810f2256 JD |
114 | int |
115 | xg_display_open (display_name, dpy) | |
116 | char *display_name; | |
117 | Display **dpy; | |
118 | { | |
119 | #ifdef HAVE_GTK_MULTIDISPLAY | |
120 | GdkDisplay *gdpy; | |
121 | ||
122 | gdpy = gdk_display_open (display_name); | |
c39ea606 JD |
123 | if (!gdpy_def && gdpy) |
124 | { | |
125 | gdpy_def = gdpy; | |
126 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
127 | gdpy); | |
128 | } | |
810f2256 | 129 | |
c1ffddfc | 130 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; |
810f2256 JD |
131 | return gdpy != NULL; |
132 | ||
133 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
134 | ||
135 | return -1; | |
136 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
137 | } | |
138 | ||
139 | ||
71bacd48 JD |
140 | /* Close display DPY. */ |
141 | ||
810f2256 JD |
142 | void |
143 | xg_display_close (Display *dpy) | |
144 | { | |
145 | #ifdef HAVE_GTK_MULTIDISPLAY | |
146 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
147 | ||
c1ffddfc CY |
148 | /* If this is the default display, try to change it before closing. |
149 | If there is no other display to use, gdpy_def is set to NULL, and | |
150 | the next call to xg_display_open resets the default display. */ | |
810f2256 JD |
151 | if (gdk_display_get_default () == gdpy) |
152 | { | |
153 | struct x_display_info *dpyinfo; | |
c1ffddfc | 154 | GdkDisplay *gdpy_new = NULL; |
810f2256 JD |
155 | |
156 | /* Find another display. */ | |
157 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
158 | if (dpyinfo->display != dpy) | |
159 | { | |
c1ffddfc CY |
160 | gdpy_new = gdk_x11_lookup_xdisplay (dpyinfo->display); |
161 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
162 | gdpy_new); | |
810f2256 JD |
163 | break; |
164 | } | |
c1ffddfc | 165 | gdpy_def = gdpy_new; |
810f2256 JD |
166 | } |
167 | ||
9d7dda8a | 168 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 10 |
c1ffddfc CY |
169 | /* GTK 2.2-2.8 has a bug that makes gdk_display_close crash (bug |
170 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way we | |
171 | can continue running, but there will be memory leaks. */ | |
9d7dda8a | 172 | g_object_run_dispose (G_OBJECT (gdpy)); |
810f2256 | 173 | #else |
9d7dda8a | 174 | /* This seems to be fixed in GTK 2.10. */ |
810f2256 JD |
175 | gdk_display_close (gdpy); |
176 | #endif | |
177 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
178 | } | |
cea9be54 | 179 | |
f392e843 JD |
180 | \f |
181 | /*********************************************************************** | |
182 | Utility functions | |
183 | ***********************************************************************/ | |
184 | /* The timer for scroll bar repetition and menu bar timeouts. | |
185 | NULL if no timer is started. */ | |
186 | static struct atimer *xg_timer; | |
187 | ||
f392e843 JD |
188 | |
189 | /* The next two variables and functions are taken from lwlib. */ | |
190 | static widget_value *widget_value_free_list; | |
191 | static int malloc_cpt; | |
192 | ||
193 | /* Allocate a widget_value structure, either by taking one from the | |
194 | widget_value_free_list or by malloc:ing a new one. | |
195 | ||
196 | Return a pointer to the allocated structure. */ | |
71bacd48 | 197 | |
f392e843 JD |
198 | widget_value * |
199 | malloc_widget_value () | |
200 | { | |
201 | widget_value *wv; | |
202 | if (widget_value_free_list) | |
203 | { | |
204 | wv = widget_value_free_list; | |
205 | widget_value_free_list = wv->free_list; | |
206 | wv->free_list = 0; | |
207 | } | |
208 | else | |
209 | { | |
6d304eed | 210 | wv = (widget_value *) xmalloc (sizeof (widget_value)); |
f392e843 JD |
211 | malloc_cpt++; |
212 | } | |
213 | memset (wv, 0, sizeof (widget_value)); | |
214 | return wv; | |
215 | } | |
216 | ||
217 | /* This is analogous to free. It frees only what was allocated | |
218 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 219 | |
f392e843 JD |
220 | void |
221 | free_widget_value (wv) | |
222 | widget_value *wv; | |
223 | { | |
224 | if (wv->free_list) | |
225 | abort (); | |
226 | ||
227 | if (malloc_cpt > 25) | |
228 | { | |
229 | /* When the number of already allocated cells is too big, | |
230 | We free it. */ | |
8b146312 | 231 | xfree (wv); |
f392e843 JD |
232 | malloc_cpt--; |
233 | } | |
234 | else | |
235 | { | |
236 | wv->free_list = widget_value_free_list; | |
237 | widget_value_free_list = wv; | |
238 | } | |
239 | } | |
240 | ||
f392e843 | 241 | |
810f2256 JD |
242 | /* Create and return the cursor to be used for popup menus and |
243 | scroll bars on display DPY. */ | |
71bacd48 | 244 | |
810f2256 JD |
245 | GdkCursor * |
246 | xg_create_default_cursor (dpy) | |
247 | Display *dpy; | |
248 | { | |
249 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
250 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
251 | } | |
252 | ||
5695f1b4 JD |
253 | /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel. */ |
254 | ||
1001243b | 255 | static GdkPixbuf * |
5695f1b4 JD |
256 | xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap) |
257 | GdkPixmap *gpix; | |
258 | GdkPixmap *gmask; | |
259 | GdkColormap *cmap; | |
260 | { | |
261 | int x, y, width, height, rowstride, mask_rowstride; | |
262 | GdkPixbuf *icon_buf, *tmp_buf; | |
263 | guchar *pixels; | |
264 | guchar *mask_pixels; | |
265 | ||
266 | gdk_drawable_get_size (gpix, &width, &height); | |
267 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, gpix, cmap, | |
268 | 0, 0, 0, 0, width, height); | |
269 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
270 | g_object_unref (G_OBJECT (tmp_buf)); | |
271 | ||
272 | if (gmask) | |
273 | { | |
274 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
275 | gmask, | |
276 | NULL, | |
277 | 0, 0, 0, 0, | |
278 | width, height); | |
279 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
280 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
281 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
282 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
283 | int y; | |
284 | ||
285 | for (y = 0; y < height; ++y) | |
286 | { | |
287 | guchar *iconptr, *maskptr; | |
288 | int x; | |
289 | ||
290 | iconptr = pixels + y * rowstride; | |
291 | maskptr = mask_pixels + y * mask_rowstride; | |
292 | ||
293 | for (x = 0; x < width; ++x) | |
294 | { | |
295 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
296 | just R is sufficient. */ | |
297 | if (maskptr[0] == 0) | |
298 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
299 | ||
300 | iconptr += rowstride/width; | |
301 | maskptr += mask_rowstride/width; | |
302 | } | |
303 | } | |
304 | ||
305 | g_object_unref (G_OBJECT (mask_buf)); | |
306 | } | |
307 | ||
308 | return icon_buf; | |
309 | } | |
310 | ||
98a92193 | 311 | static Lisp_Object |
3f1c6666 | 312 | file_for_image (image) |
98a92193 JD |
313 | Lisp_Object image; |
314 | { | |
315 | Lisp_Object specified_file = Qnil; | |
316 | Lisp_Object tail; | |
317 | extern Lisp_Object QCfile; | |
318 | ||
319 | for (tail = XCDR (image); | |
320 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
321 | tail = XCDR (XCDR (tail))) | |
322 | if (EQ (XCAR (tail), QCfile)) | |
323 | specified_file = XCAR (XCDR (tail)); | |
324 | ||
325 | return specified_file; | |
326 | } | |
327 | ||
5b166323 JD |
328 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
329 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
330 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
331 | will look bad. For display with more than 8 planes we just use the | |
332 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
333 | able to use external pixmaps, it looks bad whatever we do. | |
334 | The image is defined on the display where frame F is. | |
335 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
336 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
337 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 338 | |
5b166323 JD |
339 | static GtkWidget * |
340 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
341 | FRAME_PTR f; |
342 | struct image *img; | |
5b166323 JD |
343 | GtkWidget *widget; |
344 | GtkImage *old_widget; | |
810f2256 | 345 | { |
5b166323 JD |
346 | GdkPixmap *gpix; |
347 | GdkPixmap *gmask; | |
03ecb80f | 348 | GdkDisplay *gdpy; |
45c94881 JD |
349 | GdkColormap *cmap; |
350 | GdkPixbuf *icon_buf; | |
03ecb80f | 351 | |
0facd9c3 | 352 | /* If we have a file, let GTK do all the image handling. |
03ecb80f | 353 | This seems to be the only way to make insensitive and activated icons |
0facd9c3 | 354 | look good in all cases. */ |
98a92193 | 355 | Lisp_Object specified_file = file_for_image (img->spec); |
a821c035 | 356 | Lisp_Object file; |
0facd9c3 | 357 | |
a821c035 JD |
358 | /* We already loaded the image once before calling this |
359 | function, so this only fails if the image file has been removed. | |
360 | In that case, use the pixmap already loaded. */ | |
0facd9c3 | 361 | |
a821c035 JD |
362 | if (STRINGP (specified_file) |
363 | && STRINGP (file = x_find_image_file (specified_file))) | |
364 | { | |
0facd9c3 JD |
365 | if (! old_widget) |
366 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SSDATA (file))); | |
367 | else | |
368 | gtk_image_set_from_file (old_widget, SSDATA (file)); | |
369 | ||
0facd9c3 | 370 | return GTK_WIDGET (old_widget); |
03ecb80f | 371 | } |
810f2256 | 372 | |
0facd9c3 JD |
373 | /* No file, do the image handling ourselves. This will look very bad |
374 | on a monochrome display, and sometimes bad on all displays with | |
375 | certain themes. */ | |
376 | ||
03ecb80f | 377 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
378 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
379 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
380 | ||
45c94881 JD |
381 | /* This is a workaround to make icons look good on pseudo color |
382 | displays. Apparently GTK expects the images to have an alpha | |
383 | channel. If they don't, insensitive and activated icons will | |
384 | look bad. This workaround does not work on monochrome displays, | |
385 | and is strictly not needed on true color/static color displays (i.e. | |
386 | 16 bits and higher). But we do it anyway so we get a pixbuf that is | |
387 | not associated with the img->pixmap. The img->pixmap may be removed | |
388 | by clearing the image cache and then the tool bar redraw fails, since | |
389 | Gtk+ assumes the pixmap is always there. */ | |
390 | cmap = gtk_widget_get_colormap (widget); | |
391 | icon_buf = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap); | |
392 | ||
393 | if (! old_widget) | |
394 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
5b166323 | 395 | else |
45c94881 | 396 | gtk_image_set_from_pixbuf (old_widget, icon_buf); |
5695f1b4 | 397 | |
45c94881 | 398 | g_object_unref (G_OBJECT (icon_buf)); |
5b166323 | 399 | |
74cdfe05 JD |
400 | g_object_unref (G_OBJECT (gpix)); |
401 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
402 | ||
5b166323 | 403 | return GTK_WIDGET (old_widget); |
810f2256 JD |
404 | } |
405 | ||
406 | ||
407 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
408 | for scroll bars and menu because they create widgets internally, | |
409 | and it is those widgets that are visible. */ | |
71bacd48 | 410 | |
810f2256 | 411 | static void |
f392e843 JD |
412 | xg_set_cursor (w, cursor) |
413 | GtkWidget *w; | |
810f2256 | 414 | GdkCursor *cursor; |
f392e843 JD |
415 | { |
416 | GList *children = gdk_window_peek_children (w->window); | |
417 | ||
810f2256 | 418 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
419 | |
420 | /* The scroll bar widget has more than one GDK window (had to look at | |
421 | the source to figure this out), and there is no way to set cursor | |
422 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
423 | Ditto for menus. */ | |
424 | ||
425 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 426 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
427 | } |
428 | ||
429 | /* Timer function called when a timeout occurs for xg_timer. | |
430 | This function processes all GTK events in a recursive event loop. | |
431 | This is done because GTK timer events are not seen by Emacs event | |
432 | detection, Emacs only looks for X events. When a scroll bar has the | |
433 | pointer (detected by button press/release events below) an Emacs | |
434 | timer is started, and this function can then check if the GTK timer | |
435 | has expired by calling the GTK event loop. | |
436 | Also, when a menu is active, it has a small timeout before it | |
437 | pops down the sub menu under it. */ | |
71bacd48 | 438 | |
f392e843 JD |
439 | static void |
440 | xg_process_timeouts (timer) | |
441 | struct atimer *timer; | |
442 | { | |
443 | BLOCK_INPUT; | |
444 | /* Ideally we would like to just handle timer events, like the Xt version | |
445 | of this does in xterm.c, but there is no such feature in GTK. */ | |
446 | while (gtk_events_pending ()) | |
447 | gtk_main_iteration (); | |
448 | UNBLOCK_INPUT; | |
449 | } | |
450 | ||
451 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
452 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 453 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 454 | |
f392e843 JD |
455 | static void |
456 | xg_start_timer () | |
457 | { | |
458 | if (! xg_timer) | |
459 | { | |
460 | EMACS_TIME interval; | |
461 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
462 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
463 | interval, | |
464 | xg_process_timeouts, | |
465 | 0); | |
466 | } | |
467 | } | |
468 | ||
469 | /* Stop the xg_timer if started. */ | |
71bacd48 | 470 | |
f392e843 JD |
471 | static void |
472 | xg_stop_timer () | |
473 | { | |
474 | if (xg_timer) | |
475 | { | |
476 | cancel_atimer (xg_timer); | |
477 | xg_timer = 0; | |
478 | } | |
479 | } | |
480 | ||
481 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 482 | |
f392e843 JD |
483 | static void |
484 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
485 | { | |
486 | xg_list_node *list_start = list->next; | |
177c0ea7 | 487 | |
f392e843 JD |
488 | if (list_start) list_start->prev = node; |
489 | node->next = list_start; | |
490 | node->prev = 0; | |
491 | list->next = node; | |
492 | } | |
493 | ||
494 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 495 | |
f392e843 JD |
496 | static void |
497 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
498 | { | |
499 | xg_list_node *list_start = list->next; | |
500 | if (node == list_start) | |
501 | { | |
502 | list->next = node->next; | |
503 | if (list->next) list->next->prev = 0; | |
504 | } | |
505 | else | |
506 | { | |
507 | node->prev->next = node->next; | |
508 | if (node->next) node->next->prev = node->prev; | |
509 | } | |
510 | } | |
511 | ||
512 | /* Allocate and return a utf8 version of STR. If STR is already | |
513 | utf8 or NULL, just return STR. | |
514 | If not, a new string is allocated and the caller must free the result | |
515 | with g_free. */ | |
71bacd48 | 516 | |
f392e843 JD |
517 | static char * |
518 | get_utf8_string (str) | |
519 | char *str; | |
520 | { | |
521 | char *utf8_str = str; | |
177c0ea7 | 522 | |
241ad3ca JD |
523 | if (!str) return NULL; |
524 | ||
f392e843 | 525 | /* If not UTF-8, try current locale. */ |
241ad3ca | 526 | if (!g_utf8_validate (str, -1, NULL)) |
f392e843 JD |
527 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); |
528 | ||
8e5a8840 | 529 | if (!utf8_str) |
241ad3ca JD |
530 | { |
531 | /* Probably some control characters in str. Escape them. */ | |
532 | size_t nr_bad = 0; | |
533 | gsize bytes_read; | |
534 | gsize bytes_written; | |
535 | unsigned char *p = (unsigned char *)str; | |
536 | char *cp, *up; | |
537 | GError *error = NULL; | |
538 | ||
b43da352 JD |
539 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
540 | &bytes_written, &error)) | |
241ad3ca JD |
541 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) |
542 | { | |
543 | ++nr_bad; | |
544 | p += bytes_written+1; | |
545 | g_error_free (error); | |
546 | error = NULL; | |
547 | } | |
548 | ||
8e5a8840 | 549 | if (error) |
241ad3ca JD |
550 | { |
551 | g_error_free (error); | |
552 | error = NULL; | |
553 | } | |
554 | if (cp) g_free (cp); | |
555 | ||
556 | up = utf8_str = xmalloc (strlen (str) + nr_bad * 4 + 1); | |
b43da352 | 557 | p = (unsigned char *)str; |
241ad3ca | 558 | |
b43da352 | 559 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
241ad3ca JD |
560 | &bytes_written, &error)) |
561 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) | |
562 | { | |
b43da352 | 563 | strncpy (up, (char *)p, bytes_written); |
241ad3ca JD |
564 | sprintf (up + bytes_written, "\\%03o", p[bytes_written]); |
565 | up[bytes_written+4] = '\0'; | |
566 | up += bytes_written+4; | |
567 | p += bytes_written+1; | |
568 | g_error_free (error); | |
569 | error = NULL; | |
570 | } | |
571 | ||
8e5a8840 | 572 | if (cp) |
241ad3ca JD |
573 | { |
574 | strcat (utf8_str, cp); | |
575 | g_free (cp); | |
576 | } | |
8e5a8840 | 577 | if (error) |
241ad3ca JD |
578 | { |
579 | g_error_free (error); | |
580 | error = NULL; | |
581 | } | |
582 | } | |
f392e843 JD |
583 | return utf8_str; |
584 | } | |
585 | ||
586 | ||
587 | \f | |
588 | /*********************************************************************** | |
589 | General functions for creating widgets, resizing, events, e.t.c. | |
590 | ***********************************************************************/ | |
591 | ||
592 | /* Make a geometry string and pass that to GTK. It seems this is the | |
593 | only way to get geometry position right if the user explicitly | |
594 | asked for a position when starting Emacs. | |
595 | F is the frame we shall set geometry for. */ | |
71bacd48 | 596 | |
f392e843 JD |
597 | static void |
598 | xg_set_geometry (f) | |
599 | FRAME_PTR f; | |
600 | { | |
be786000 | 601 | if (f->size_hint_flags & USPosition) |
1c9c1270 JD |
602 | { |
603 | int left = f->left_pos; | |
604 | int xneg = f->size_hint_flags & XNegative; | |
605 | int top = f->top_pos; | |
606 | int yneg = f->size_hint_flags & YNegative; | |
607 | char geom_str[32]; | |
608 | ||
609 | if (xneg) | |
610 | left = -left; | |
611 | if (yneg) | |
612 | top = -top; | |
613 | ||
614 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
615 | FRAME_PIXEL_WIDTH (f), | |
616 | FRAME_TOTAL_PIXEL_HEIGHT (f), | |
617 | (xneg ? '-' : '+'), left, | |
618 | (yneg ? '-' : '+'), top); | |
619 | ||
620 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
621 | geom_str)) | |
622 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
623 | } | |
624 | else if (f->size_hint_flags & PPosition) | |
52d166e0 JD |
625 | gtk_window_move (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), |
626 | f->left_pos, f->top_pos); | |
f392e843 JD |
627 | } |
628 | ||
1e39cbfb JD |
629 | /* Function to handle resize of our frame. As we have a Gtk+ tool bar |
630 | and a Gtk+ menu bar, we get resize events for the edit part of the | |
631 | frame only. We let Gtk+ deal with the Gtk+ parts. | |
f392e843 JD |
632 | F is the frame to resize. |
633 | PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */ | |
71bacd48 | 634 | |
f392e843 | 635 | void |
1e39cbfb | 636 | xg_frame_resized (f, pixelwidth, pixelheight) |
f392e843 JD |
637 | FRAME_PTR f; |
638 | int pixelwidth, pixelheight; | |
639 | { | |
7b507248 JD |
640 | int rows, columns; |
641 | ||
642 | if (pixelwidth == -1 && pixelheight == -1) | |
643 | { | |
644 | if (FRAME_GTK_WIDGET (f) && GTK_WIDGET_MAPPED (FRAME_GTK_WIDGET (f))) | |
645 | gdk_window_get_geometry(FRAME_GTK_WIDGET (f)->window, 0, 0, | |
646 | &pixelwidth, &pixelheight, 0); | |
647 | else return; | |
648 | } | |
649 | ||
650 | ||
651 | rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, pixelheight); | |
652 | columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); | |
653 | ||
654 | if (columns != FRAME_COLS (f) | |
655 | || rows != FRAME_LINES (f) | |
656 | || pixelwidth != FRAME_PIXEL_WIDTH (f) | |
657 | || pixelheight != FRAME_PIXEL_HEIGHT (f)) | |
f392e843 | 658 | { |
1e39cbfb JD |
659 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
660 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
f392e843 | 661 | |
5a130941 JD |
662 | change_frame_size (f, rows, columns, 0, 1, 0); |
663 | SET_FRAME_GARBAGED (f); | |
664 | cancel_mouse_face (f); | |
1e39cbfb JD |
665 | } |
666 | } | |
f392e843 | 667 | |
1c9c1270 | 668 | /* Resize the outer window of frame F after chainging the height. |
1c9c1270 | 669 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ |
71bacd48 | 670 | |
f392e843 JD |
671 | void |
672 | xg_frame_set_char_size (f, cols, rows) | |
673 | FRAME_PTR f; | |
674 | int cols; | |
675 | int rows; | |
676 | { | |
be786000 | 677 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 678 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 679 | int pixelwidth; |
177c0ea7 | 680 | |
1e39cbfb JD |
681 | if (FRAME_PIXEL_HEIGHT (f) == 0) |
682 | return; | |
683 | ||
f392e843 JD |
684 | /* Take into account the size of the scroll bar. Always use the |
685 | number of columns occupied by the scroll bar here otherwise we | |
686 | might end up with a frame width that is not a multiple of the | |
687 | frame's character width which is bad for vertically split | |
688 | windows. */ | |
be786000 KS |
689 | f->scroll_bar_actual_width |
690 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 691 | |
055d3c98 | 692 | compute_fringe_widths (f, 0); |
f392e843 | 693 | |
be786000 | 694 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 695 | after calculating that value. */ |
be786000 | 696 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 697 | |
f392e843 | 698 | /* Must resize our top level widget. Font size may have changed, |
3f1c6666 | 699 | but not rows/cols. */ |
f392e843 JD |
700 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), |
701 | pixelwidth, pixelheight); | |
3f1c6666 | 702 | x_wm_set_size_hint (f, 0, 0); |
47a6002f | 703 | |
5c646d5a JD |
704 | SET_FRAME_GARBAGED (f); |
705 | cancel_mouse_face (f); | |
706 | ||
7b507248 JD |
707 | /* We can not call change_frame_size for a mapped frame, |
708 | we can not set pixel width/height either. The window manager may | |
709 | override our resize request, XMonad does this all the time. | |
710 | The best we can do is try to sync, so lisp code sees the updated | |
711 | size as fast as possible. | |
712 | For unmapped windows, we can set rows/cols. When | |
713 | the frame is mapped again we will (hopefully) get the correct size. */ | |
714 | if (f->async_visible) | |
5c646d5a JD |
715 | { |
716 | /* Must call this to flush out events */ | |
717 | (void)gtk_events_pending (); | |
718 | gdk_flush (); | |
719 | x_wait_for_event (f, ConfigureNotify); | |
720 | } | |
7b507248 JD |
721 | else |
722 | { | |
5c646d5a | 723 | change_frame_size (f, rows, cols, 0, 1, 0); |
7b507248 JD |
724 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
725 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
7b507248 | 726 | } |
3f1c6666 JD |
727 | } |
728 | ||
729 | /* Handle height changes (i.e. add/remove menu/toolbar). | |
730 | The policy is to keep the number of editable lines. */ | |
731 | ||
732 | static void | |
733 | xg_height_changed (f) | |
734 | FRAME_PTR f; | |
735 | { | |
736 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
737 | FRAME_PIXEL_WIDTH (f), FRAME_TOTAL_PIXEL_HEIGHT (f)); | |
738 | f->output_data.x->hint_flags = 0; | |
f26fab36 | 739 | x_wm_set_size_hint (f, 0, 0); |
f392e843 JD |
740 | } |
741 | ||
810f2256 | 742 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
743 | Must be done like this, because GtkWidget:s can have "hidden" |
744 | X Window that aren't accessible. | |
745 | ||
746 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 747 | |
f392e843 | 748 | GtkWidget * |
810f2256 JD |
749 | xg_win_to_widget (dpy, wdesc) |
750 | Display *dpy; | |
f392e843 JD |
751 | Window wdesc; |
752 | { | |
753 | gpointer gdkwin; | |
754 | GtkWidget *gwdesc = 0; | |
755 | ||
756 | BLOCK_INPUT; | |
810f2256 JD |
757 | |
758 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
759 | wdesc); | |
f392e843 JD |
760 | if (gdkwin) |
761 | { | |
762 | GdkEvent event; | |
763 | event.any.window = gdkwin; | |
764 | gwdesc = gtk_get_event_widget (&event); | |
765 | } | |
177c0ea7 | 766 | |
f392e843 JD |
767 | UNBLOCK_INPUT; |
768 | return gwdesc; | |
769 | } | |
770 | ||
771 | /* Fill in the GdkColor C so that it represents PIXEL. | |
772 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 773 | |
f392e843 JD |
774 | static void |
775 | xg_pix_to_gcolor (w, pixel, c) | |
776 | GtkWidget *w; | |
777 | unsigned long pixel; | |
778 | GdkColor *c; | |
779 | { | |
780 | GdkColormap *map = gtk_widget_get_colormap (w); | |
781 | gdk_colormap_query_color (map, pixel, c); | |
782 | } | |
783 | ||
784 | /* Create and set up the GTK widgets for frame F. | |
785 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 786 | |
f392e843 JD |
787 | int |
788 | xg_create_frame_widgets (f) | |
789 | FRAME_PTR f; | |
790 | { | |
791 | GtkWidget *wtop; | |
792 | GtkWidget *wvbox; | |
793 | GtkWidget *wfixed; | |
794 | GdkColor bg; | |
795 | GtkRcStyle *style; | |
796 | int i; | |
797 | char *title = 0; | |
177c0ea7 | 798 | |
f392e843 JD |
799 | BLOCK_INPUT; |
800 | ||
0f0d223b JD |
801 | if (FRAME_X_EMBEDDED_P (f)) |
802 | wtop = gtk_plug_new (f->output_data.x->parent_desc); | |
803 | else | |
804 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
805 | ||
810f2256 JD |
806 | xg_set_screen (wtop, f); |
807 | ||
f392e843 JD |
808 | wvbox = gtk_vbox_new (FALSE, 0); |
809 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 810 | |
f392e843 JD |
811 | if (! wtop || ! wvbox || ! wfixed) |
812 | { | |
813 | if (wtop) gtk_widget_destroy (wtop); | |
814 | if (wvbox) gtk_widget_destroy (wvbox); | |
815 | if (wfixed) gtk_widget_destroy (wfixed); | |
816 | ||
c43923ad | 817 | UNBLOCK_INPUT; |
f392e843 JD |
818 | return 0; |
819 | } | |
820 | ||
821 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
822 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
823 | gtk_widget_set_name (wvbox, "pane"); | |
93c579e0 | 824 | gtk_widget_set_name (wfixed, SSDATA (Vx_resource_name)); |
f392e843 JD |
825 | |
826 | /* If this frame has a title or name, set it in the title bar. */ | |
93c579e0 JD |
827 | if (! NILP (f->title)) title = SSDATA (ENCODE_UTF_8 (f->title)); |
828 | else if (! NILP (f->name)) title = SSDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
829 | |
830 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 831 | |
f392e843 JD |
832 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
833 | FRAME_GTK_WIDGET (f) = wfixed; | |
834 | f->output_data.x->vbox_widget = wvbox; | |
835 | ||
836 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
837 | ||
f392e843 JD |
838 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
839 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
840 | ||
841 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
842 | update_frame_tool_bar (f); | |
843 | ||
7863d625 JD |
844 | /* We don't want this widget double buffered, because we draw on it |
845 | with regular X drawing primitives, so from a GTK/GDK point of | |
846 | view, the widget is totally blank. When an expose comes, this | |
847 | will make the widget blank, and then Emacs redraws it. This flickers | |
848 | a lot, so we turn off double buffering. */ | |
f392e843 | 849 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 850 | |
f392e843 | 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); | |
3f1c6666 JD |
864 | int grav = gtk_window_get_gravity (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); |
865 | f->win_gravity = grav; | |
f392e843 JD |
866 | |
867 | gtk_widget_add_events (wfixed, | |
868 | GDK_POINTER_MOTION_MASK | |
869 | | GDK_EXPOSURE_MASK | |
870 | | GDK_BUTTON_PRESS_MASK | |
871 | | GDK_BUTTON_RELEASE_MASK | |
872 | | GDK_KEY_PRESS_MASK | |
873 | | GDK_ENTER_NOTIFY_MASK | |
874 | | GDK_LEAVE_NOTIFY_MASK | |
875 | | GDK_FOCUS_CHANGE_MASK | |
876 | | GDK_STRUCTURE_MASK | |
877 | | GDK_VISIBILITY_NOTIFY_MASK); | |
878 | ||
879 | /* Must realize the windows so the X window gets created. It is used | |
880 | by callers of this function. */ | |
881 | gtk_widget_realize (wfixed); | |
882 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
883 | ||
884 | /* Since GTK clears its window by filling with the background color, | |
885 | we must keep X and GTK background in sync. */ | |
5bcee7ef | 886 | xg_pix_to_gcolor (wfixed, FRAME_BACKGROUND_PIXEL (f), &bg); |
f392e843 JD |
887 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); |
888 | ||
889 | /* Also, do not let any background pixmap to be set, this looks very | |
890 | bad as Emacs overwrites the background pixmap with its own idea | |
891 | of background color. */ | |
892 | style = gtk_widget_get_modifier_style (wfixed); | |
893 | ||
894 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
895 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
896 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 897 | |
f392e843 | 898 | /* GTK does not set any border, and they look bad with GTK. */ |
a099c27a SM |
899 | /* That they look bad is no excuse for imposing this here. --Stef |
900 | It should be done by providing the proper default in Fx_create_Frame. | |
be786000 | 901 | f->border_width = 0; |
a099c27a | 902 | f->internal_border_width = 0; */ |
f392e843 JD |
903 | |
904 | UNBLOCK_INPUT; | |
905 | ||
906 | return 1; | |
907 | } | |
908 | ||
909 | /* Set the normal size hints for the window manager, for frame F. | |
910 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
911 | that the window now has. | |
912 | If USER_POSITION is nonzero, we set the User Position | |
913 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 914 | |
f392e843 JD |
915 | void |
916 | x_wm_set_size_hint (f, flags, user_position) | |
917 | FRAME_PTR f; | |
918 | long flags; | |
919 | int user_position; | |
920 | { | |
3e5fc571 CY |
921 | /* Don't set size hints during initialization; that apparently leads |
922 | to a race condition. See the thread at | |
923 | http://lists.gnu.org/archive/html/emacs-devel/2008-10/msg00033.html */ | |
924 | if (NILP (Vafter_init_time) || !FRAME_GTK_OUTER_WIDGET (f)) | |
925 | return; | |
926 | ||
927 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
928 | to its own defaults. */ | |
929 | GdkGeometry size_hints; | |
930 | gint hint_flags = 0; | |
931 | int base_width, base_height; | |
932 | int min_rows = 0, min_cols = 0; | |
933 | int win_gravity = f->win_gravity; | |
934 | ||
935 | if (flags) | |
936 | { | |
937 | memset (&size_hints, 0, sizeof (size_hints)); | |
938 | f->output_data.x->size_hints = size_hints; | |
939 | f->output_data.x->hint_flags = hint_flags; | |
940 | } | |
941 | else | |
942 | flags = f->size_hint_flags; | |
943 | ||
944 | size_hints = f->output_data.x->size_hints; | |
945 | hint_flags = f->output_data.x->hint_flags; | |
946 | ||
947 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
948 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); | |
949 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
950 | ||
951 | hint_flags |= GDK_HINT_BASE_SIZE; | |
952 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); | |
953 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
954 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); | |
955 | ||
956 | check_frame_size (f, &min_rows, &min_cols); | |
957 | ||
958 | size_hints.base_width = base_width; | |
959 | size_hints.base_height = base_height; | |
960 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
961 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
962 | ||
963 | /* These currently have a one to one mapping with the X values, but I | |
964 | don't think we should rely on that. */ | |
965 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
966 | size_hints.win_gravity = 0; | |
967 | if (win_gravity == NorthWestGravity) | |
968 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
969 | else if (win_gravity == NorthGravity) | |
970 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
971 | else if (win_gravity == NorthEastGravity) | |
972 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
973 | else if (win_gravity == WestGravity) | |
974 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
975 | else if (win_gravity == CenterGravity) | |
976 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
977 | else if (win_gravity == EastGravity) | |
978 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
979 | else if (win_gravity == SouthWestGravity) | |
980 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
981 | else if (win_gravity == SouthGravity) | |
982 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
983 | else if (win_gravity == SouthEastGravity) | |
984 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
985 | else if (win_gravity == StaticGravity) | |
986 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
987 | ||
988 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
989 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
990 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
991 | ||
992 | if (user_position) | |
993 | { | |
994 | hint_flags &= ~GDK_HINT_POS; | |
995 | hint_flags |= GDK_HINT_USER_POS; | |
996 | } | |
997 | ||
998 | if (hint_flags != f->output_data.x->hint_flags | |
999 | || memcmp (&size_hints, | |
1000 | &f->output_data.x->size_hints, | |
1001 | sizeof (size_hints)) != 0) | |
1002 | { | |
1003 | BLOCK_INPUT; | |
1004 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1005 | NULL, &size_hints, hint_flags); | |
1006 | f->output_data.x->size_hints = size_hints; | |
1007 | f->output_data.x->hint_flags = hint_flags; | |
1008 | UNBLOCK_INPUT; | |
1009 | } | |
f392e843 JD |
1010 | } |
1011 | ||
1012 | /* Change background color of a frame. | |
6772c8e1 | 1013 | Since GTK uses the background color to clear the window, we must |
f392e843 JD |
1014 | keep the GTK and X colors in sync. |
1015 | F is the frame to change, | |
1016 | BG is the pixel value to change to. */ | |
71bacd48 | 1017 | |
f392e843 JD |
1018 | void |
1019 | xg_set_background_color (f, bg) | |
1020 | FRAME_PTR f; | |
1021 | unsigned long bg; | |
1022 | { | |
1023 | if (FRAME_GTK_WIDGET (f)) | |
1024 | { | |
1025 | GdkColor gdk_bg; | |
1026 | ||
1027 | BLOCK_INPUT; | |
1028 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
1029 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
1030 | UNBLOCK_INPUT; | |
1031 | } | |
1032 | } | |
1033 | ||
1034 | ||
1001243b JD |
1035 | /* Set the frame icon to ICON_PIXMAP/MASK. This must be done with GTK |
1036 | functions so GTK does not overwrite the icon. */ | |
1037 | ||
1038 | void | |
1039 | xg_set_frame_icon (f, icon_pixmap, icon_mask) | |
1040 | FRAME_PTR f; | |
1041 | Pixmap icon_pixmap; | |
1042 | Pixmap icon_mask; | |
1043 | { | |
1044 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
1045 | GdkPixmap *gpix = gdk_pixmap_foreign_new_for_display (gdpy, icon_pixmap); | |
1046 | GdkPixmap *gmask = gdk_pixmap_foreign_new_for_display (gdpy, icon_mask); | |
1047 | GdkPixbuf *gp = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, NULL); | |
1048 | ||
1049 | gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), gp); | |
1050 | } | |
1051 | ||
1052 | ||
f392e843 JD |
1053 | \f |
1054 | /*********************************************************************** | |
1055 | Dialog functions | |
1056 | ***********************************************************************/ | |
1057 | /* Return the dialog title to use for a dialog of type KEY. | |
1058 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 1059 | |
f392e843 JD |
1060 | static char * |
1061 | get_dialog_title (char key) | |
1062 | { | |
1063 | char *title = ""; | |
177c0ea7 | 1064 | |
f392e843 JD |
1065 | switch (key) { |
1066 | case 'E': case 'e': | |
1067 | title = "Error"; | |
1068 | break; | |
1069 | ||
1070 | case 'I': case 'i': | |
1071 | title = "Information"; | |
1072 | break; | |
1073 | ||
1074 | case 'L': case 'l': | |
1075 | title = "Prompt"; | |
1076 | break; | |
1077 | ||
1078 | case 'P': case 'p': | |
1079 | title = "Prompt"; | |
1080 | break; | |
1081 | ||
1082 | case 'Q': case 'q': | |
1083 | title = "Question"; | |
1084 | break; | |
1085 | } | |
1086 | ||
1087 | return title; | |
1088 | } | |
1089 | ||
1090 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
1091 | the dialog, but return TRUE so the event does not propagate further | |
1092 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
1093 | and we can always destrou the widget manually, regardles of how | |
1094 | it was popped down (button press or WM_DELETE_WINDOW). | |
1095 | W is the dialog widget. | |
1096 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
1097 | user_data is NULL (not used). | |
1098 | ||
1099 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 1100 | |
f392e843 JD |
1101 | static gboolean |
1102 | dialog_delete_callback (w, event, user_data) | |
1103 | GtkWidget *w; | |
1104 | GdkEvent *event; | |
1105 | gpointer user_data; | |
1106 | { | |
1107 | gtk_widget_unmap (w); | |
1108 | return TRUE; | |
1109 | } | |
1110 | ||
1111 | /* Create a popup dialog window. See also xg_create_widget below. | |
1112 | WV is a widget_value describing the dialog. | |
1113 | SELECT_CB is the callback to use when a button has been pressed. | |
1114 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1115 | ||
1116 | Returns the GTK dialog widget. */ | |
71bacd48 | 1117 | |
f392e843 JD |
1118 | static GtkWidget * |
1119 | create_dialog (wv, select_cb, deactivate_cb) | |
1120 | widget_value *wv; | |
1121 | GCallback select_cb; | |
1122 | GCallback deactivate_cb; | |
1123 | { | |
1124 | char *title = get_dialog_title (wv->name[0]); | |
1125 | int total_buttons = wv->name[1] - '0'; | |
1126 | int right_buttons = wv->name[4] - '0'; | |
1127 | int left_buttons; | |
1128 | int button_nr = 0; | |
1129 | int button_spacing = 10; | |
1130 | GtkWidget *wdialog = gtk_dialog_new (); | |
1131 | widget_value *item; | |
1132 | GtkBox *cur_box; | |
1133 | GtkWidget *wvbox; | |
1134 | GtkWidget *whbox_up; | |
1135 | GtkWidget *whbox_down; | |
1136 | ||
1137 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1138 | instead. This looks better. */ | |
1139 | int make_two_rows = total_buttons > 4; | |
1140 | ||
1141 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1142 | left_buttons = total_buttons - right_buttons; | |
1143 | ||
1144 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1145 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1146 | ||
1147 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1148 | ||
1149 | if (make_two_rows) | |
1150 | { | |
1151 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1152 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1153 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1154 | ||
1155 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1156 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1157 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1158 | ||
1159 | cur_box = GTK_BOX (whbox_up); | |
1160 | } | |
1161 | ||
1162 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1163 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1164 | |
f392e843 JD |
1165 | if (deactivate_cb) |
1166 | { | |
1167 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1168 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1169 | } | |
1170 | ||
1171 | for (item = wv->contents; item; item = item->next) | |
1172 | { | |
1173 | char *utf8_label = get_utf8_string (item->value); | |
1174 | GtkWidget *w; | |
1175 | GtkRequisition req; | |
1176 | ||
0a1d6de0 | 1177 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1178 | { |
1179 | /* This is the text part of the dialog. */ | |
1180 | w = gtk_label_new (utf8_label); | |
1181 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1182 | gtk_label_new (""), | |
1183 | FALSE, FALSE, 0); | |
1184 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1185 | TRUE, TRUE, 0); | |
1186 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1187 | ||
1188 | /* Try to make dialog look better. Must realize first so | |
1189 | the widget can calculate the size it needs. */ | |
1190 | gtk_widget_realize (w); | |
1191 | gtk_widget_size_request (w, &req); | |
1192 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1193 | req.height); | |
0a1d6de0 | 1194 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1195 | button_spacing = 2*req.width/strlen (item->value); |
1196 | } | |
1197 | else | |
1198 | { | |
1199 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1200 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1201 | if (! item->enabled) |
1202 | gtk_widget_set_sensitive (w, FALSE); | |
1203 | if (select_cb) | |
1204 | g_signal_connect (G_OBJECT (w), "clicked", | |
1205 | select_cb, item->call_data); | |
1206 | ||
1207 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1208 | if (++button_nr == left_buttons) | |
1209 | { | |
1210 | if (make_two_rows) | |
1211 | cur_box = GTK_BOX (whbox_down); | |
1212 | else | |
1213 | gtk_box_pack_start (cur_box, | |
1214 | gtk_label_new (""), | |
1215 | TRUE, TRUE, | |
1216 | button_spacing); | |
1217 | } | |
1218 | } | |
1219 | ||
1220 | if (utf8_label && utf8_label != item->value) | |
1221 | g_free (utf8_label); | |
1222 | } | |
1223 | ||
1224 | return wdialog; | |
1225 | } | |
1226 | ||
1227 | ||
f9d64bb3 JD |
1228 | \f |
1229 | /*********************************************************************** | |
1230 | File dialog functions | |
1231 | ***********************************************************************/ | |
90f2e16b JD |
1232 | /* Return non-zero if the old file selection dialog is being used. |
1233 | Return zero if not. */ | |
1234 | ||
1235 | int | |
1236 | xg_uses_old_file_dialog () | |
1237 | { | |
1238 | #ifdef HAVE_GTK_FILE_BOTH | |
afd6c412 JD |
1239 | extern int x_gtk_use_old_file_dialog; |
1240 | return x_gtk_use_old_file_dialog; | |
90f2e16b JD |
1241 | #else /* ! HAVE_GTK_FILE_BOTH */ |
1242 | ||
1243 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
1244 | return 1; | |
1245 | #else | |
1246 | return 0; | |
1247 | #endif | |
1248 | ||
1249 | #endif /* ! HAVE_GTK_FILE_BOTH */ | |
1250 | } | |
1251 | ||
1252 | ||
3402c0a6 | 1253 | /* Function that is called when the file or font dialogs pop down. |
457a8155 JD |
1254 | W is the dialog widget, RESPONSE is the response code. |
1255 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1256 | ||
1257 | static void | |
3402c0a6 | 1258 | xg_dialog_response_cb (w, |
457a8155 JD |
1259 | response, |
1260 | user_data) | |
1261 | GtkDialog *w; | |
1262 | gint response; | |
1263 | gpointer user_data; | |
1264 | { | |
1265 | int *ptr = (int *) user_data; | |
1266 | *ptr = response; | |
1267 | } | |
1268 | ||
1269 | ||
1270 | /* Destroy the dialog. This makes it pop down. */ | |
1271 | ||
1272 | static Lisp_Object | |
3402c0a6 | 1273 | pop_down_dialog (arg) |
457a8155 JD |
1274 | Lisp_Object arg; |
1275 | { | |
1276 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
cd2531db | 1277 | BLOCK_INPUT; |
457a8155 | 1278 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); |
cd2531db | 1279 | UNBLOCK_INPUT; |
457a8155 JD |
1280 | return Qnil; |
1281 | } | |
1282 | ||
1283 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1284 | |
1285 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1286 | |
1287 | /* Return the selected file for file chooser dialog W. | |
1288 | The returned string must be free:d. */ | |
1289 | ||
1290 | static char * | |
1291 | xg_get_file_name_from_chooser (w) | |
1292 | GtkWidget *w; | |
1293 | { | |
1294 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1295 | } | |
1296 | ||
4c9ca1a3 JD |
1297 | /* Callback called when the "Show hidden files" toggle is pressed. |
1298 | WIDGET is the toggle widget, DATA is the file chooser dialog. */ | |
1299 | ||
78c55a80 | 1300 | static void |
ee5204f6 | 1301 | xg_toggle_visibility_cb (widget, data) |
78c55a80 JD |
1302 | GtkWidget *widget; |
1303 | gpointer data; | |
1304 | { | |
1305 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (data); | |
1306 | gboolean visible; | |
78c55a80 JD |
1307 | g_object_get (G_OBJECT (dialog), "show-hidden", &visible, NULL); |
1308 | g_object_set (G_OBJECT (dialog), "show-hidden", !visible, NULL); | |
4c9ca1a3 JD |
1309 | } |
1310 | ||
1311 | ||
1312 | /* Callback called when a property changes in a file chooser. | |
1313 | GOBJECT is the file chooser dialog, ARG1 describes the property. | |
1314 | USER_DATA is the toggle widget in the file chooser dialog. | |
1315 | We use this to update the "Show hidden files" toggle when the user | |
1316 | changes that property by right clicking in the file list. */ | |
1317 | ||
1318 | static void | |
1319 | xg_toggle_notify_cb (gobject, arg1, user_data) | |
1320 | GObject *gobject; | |
1321 | GParamSpec *arg1; | |
1322 | gpointer user_data; | |
1323 | { | |
1324 | extern int x_gtk_show_hidden_files; | |
1325 | ||
1326 | if (strcmp (arg1->name, "show-hidden") == 0) | |
1327 | { | |
1328 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (gobject); | |
1329 | GtkWidget *wtoggle = GTK_WIDGET (user_data); | |
1330 | gboolean visible, toggle_on; | |
1331 | ||
1332 | g_object_get (G_OBJECT (gobject), "show-hidden", &visible, NULL); | |
1333 | toggle_on = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (wtoggle)); | |
1334 | ||
1335 | if (!!visible != !!toggle_on) | |
1336 | { | |
1337 | g_signal_handlers_block_by_func (G_OBJECT (wtoggle), | |
1338 | G_CALLBACK (xg_toggle_visibility_cb), | |
1339 | gobject); | |
1340 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), visible); | |
1341 | g_signal_handlers_unblock_by_func | |
1342 | (G_OBJECT (wtoggle), | |
1343 | G_CALLBACK (xg_toggle_visibility_cb), | |
1344 | gobject); | |
1345 | } | |
1346 | x_gtk_show_hidden_files = visible; | |
1347 | } | |
78c55a80 JD |
1348 | } |
1349 | ||
f9d64bb3 JD |
1350 | /* Read a file name from the user using a file chooser dialog. |
1351 | F is the current frame. | |
1352 | PROMPT is a prompt to show to the user. May not be NULL. | |
1353 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1354 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1355 | file. *FUNC is set to a function that can be used to retrieve the |
1356 | selected file name from the returned widget. | |
f9d64bb3 | 1357 | |
457a8155 | 1358 | Returns the created widget. */ |
f9d64bb3 | 1359 | |
457a8155 JD |
1360 | static GtkWidget * |
1361 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1362 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1363 | FRAME_PTR f; |
1364 | char *prompt; | |
1365 | char *default_filename; | |
1366 | int mustmatch_p, only_dir_p; | |
457a8155 | 1367 | xg_get_file_func *func; |
f9d64bb3 | 1368 | { |
78c55a80 JD |
1369 | char message[1024]; |
1370 | ||
1371 | GtkWidget *filewin, *wtoggle, *wbox, *wmessage; | |
f9d64bb3 | 1372 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); |
f9d64bb3 JD |
1373 | GtkFileChooserAction action = (mustmatch_p ? |
1374 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1375 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
78c55a80 | 1376 | extern int x_gtk_show_hidden_files; |
a10fe834 | 1377 | extern int x_gtk_file_dialog_help_text; |
cf1e295f | 1378 | |
f9d64bb3 JD |
1379 | |
1380 | if (only_dir_p) | |
1381 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1382 | ||
1383 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1384 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1385 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1386 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1387 | GTK_RESPONSE_OK, |
1388 | NULL); | |
ded997c1 | 1389 | gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin), TRUE); |
f9d64bb3 | 1390 | |
78c55a80 JD |
1391 | wbox = gtk_vbox_new (FALSE, 0); |
1392 | gtk_widget_show (wbox); | |
1393 | wtoggle = gtk_check_button_new_with_label ("Show hidden files."); | |
8e5a8840 JB |
1394 | |
1395 | if (x_gtk_show_hidden_files) | |
78c55a80 JD |
1396 | { |
1397 | g_object_set (G_OBJECT (filewin), "show-hidden", TRUE, NULL); | |
1398 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), TRUE); | |
1399 | } | |
1400 | gtk_widget_show (wtoggle); | |
1401 | g_signal_connect (G_OBJECT (wtoggle), "clicked", | |
4c9ca1a3 JD |
1402 | G_CALLBACK (xg_toggle_visibility_cb), filewin); |
1403 | g_signal_connect (G_OBJECT (filewin), "notify", | |
1404 | G_CALLBACK (xg_toggle_notify_cb), wtoggle); | |
78c55a80 | 1405 | |
a10fe834 | 1406 | if (x_gtk_file_dialog_help_text) |
cf1e295f JD |
1407 | { |
1408 | message[0] = '\0'; | |
7b7d4a79 JD |
1409 | /* Gtk+ 2.10 has the file name text entry box integrated in the dialog. |
1410 | Show the C-l help text only for versions < 2.10. */ | |
7adfb96e | 1411 | if (gtk_check_version (2, 10, 0) && action != GTK_FILE_CHOOSER_ACTION_SAVE) |
cf1e295f JD |
1412 | strcat (message, "\nType C-l to display a file name text entry box.\n"); |
1413 | strcat (message, "\nIf you don't like this file selector, use the " | |
1414 | "corresponding\nkey binding or customize " | |
1415 | "use-file-dialog to turn it off."); | |
8e5a8840 | 1416 | |
cf1e295f JD |
1417 | wmessage = gtk_label_new (message); |
1418 | gtk_widget_show (wmessage); | |
1419 | } | |
1420 | ||
78c55a80 | 1421 | gtk_box_pack_start (GTK_BOX (wbox), wtoggle, FALSE, FALSE, 0); |
a10fe834 | 1422 | if (x_gtk_file_dialog_help_text) |
cf1e295f | 1423 | gtk_box_pack_start (GTK_BOX (wbox), wmessage, FALSE, FALSE, 0); |
78c55a80 JD |
1424 | gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (filewin), wbox); |
1425 | ||
f9d64bb3 | 1426 | if (default_filename) |
a872928c JD |
1427 | { |
1428 | Lisp_Object file; | |
1429 | struct gcpro gcpro1; | |
4f3097d8 | 1430 | char *utf8_filename; |
45c94881 | 1431 | GCPRO1 (file); |
a872928c | 1432 | |
ded997c1 JD |
1433 | file = build_string (default_filename); |
1434 | ||
a872928c JD |
1435 | /* File chooser does not understand ~/... in the file name. It must be |
1436 | an absolute name starting with /. */ | |
1437 | if (default_filename[0] != '/') | |
ded997c1 | 1438 | file = Fexpand_file_name (file, Qnil); |
8e5a8840 | 1439 | |
4f3097d8 JD |
1440 | utf8_filename = SSDATA (ENCODE_UTF_8 (file)); |
1441 | if (! NILP (Ffile_directory_p (file))) | |
ded997c1 | 1442 | gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin), |
4f3097d8 | 1443 | utf8_filename); |
ded997c1 | 1444 | else |
4f3097d8 | 1445 | { |
4f3097d8 JD |
1446 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), |
1447 | utf8_filename); | |
ae6c1c19 JD |
1448 | if (action == GTK_FILE_CHOOSER_ACTION_SAVE) |
1449 | { | |
1450 | char *cp = strrchr (utf8_filename, '/'); | |
1451 | if (cp) ++cp; | |
1452 | else cp = utf8_filename; | |
1453 | gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (filewin), cp); | |
1454 | } | |
4f3097d8 | 1455 | } |
a872928c JD |
1456 | |
1457 | UNGCPRO; | |
1458 | } | |
f9d64bb3 | 1459 | |
457a8155 JD |
1460 | *func = xg_get_file_name_from_chooser; |
1461 | return filewin; | |
f9d64bb3 JD |
1462 | } |
1463 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1464 | ||
1465 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1466 | |
457a8155 JD |
1467 | /* Return the selected file for file selector dialog W. |
1468 | The returned string must be free:d. */ | |
71bacd48 | 1469 | |
457a8155 JD |
1470 | static char * |
1471 | xg_get_file_name_from_selector (w) | |
f392e843 | 1472 | GtkWidget *w; |
f392e843 | 1473 | { |
457a8155 JD |
1474 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1475 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1476 | } |
1477 | ||
457a8155 | 1478 | /* Create a file selection dialog. |
f392e843 JD |
1479 | F is the current frame. |
1480 | PROMPT is a prompt to show to the user. May not be NULL. | |
1481 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1482 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1483 | file. *FUNC is set to a function that can be used to retrieve the |
1484 | selected file name from the returned widget. | |
f392e843 | 1485 | |
457a8155 | 1486 | Returns the created widget. */ |
71bacd48 | 1487 | |
457a8155 | 1488 | static GtkWidget * |
f9d64bb3 | 1489 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1490 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1491 | FRAME_PTR f; |
1492 | char *prompt; | |
1493 | char *default_filename; | |
f9d64bb3 | 1494 | int mustmatch_p, only_dir_p; |
457a8155 | 1495 | xg_get_file_func *func; |
f392e843 JD |
1496 | { |
1497 | GtkWidget *filewin; | |
1498 | GtkFileSelection *filesel; | |
177c0ea7 | 1499 | |
f392e843 JD |
1500 | filewin = gtk_file_selection_new (prompt); |
1501 | filesel = GTK_FILE_SELECTION (filewin); | |
1502 | ||
f392e843 JD |
1503 | if (default_filename) |
1504 | gtk_file_selection_set_filename (filesel, default_filename); | |
1505 | ||
1506 | if (mustmatch_p) | |
1507 | { | |
1508 | /* The selection_entry part of filesel is not documented. */ | |
1509 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1510 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1511 | } | |
1512 | ||
457a8155 | 1513 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1514 | |
457a8155 | 1515 | return filewin; |
f392e843 | 1516 | } |
f9d64bb3 JD |
1517 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1518 | ||
1519 | /* Read a file name from the user using a file dialog, either the old | |
1520 | file selection dialog, or the new file chooser dialog. Which to use | |
1521 | depends on what the GTK version used has, and what the value of | |
1522 | gtk-use-old-file-dialog. | |
1523 | F is the current frame. | |
1524 | PROMPT is a prompt to show to the user. May not be NULL. | |
1525 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1526 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1527 | file. | |
1528 | ||
1529 | Returns a file name or NULL if no file was selected. | |
1530 | The returned string must be freed by the caller. */ | |
1531 | ||
1532 | char * | |
1533 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1534 | FRAME_PTR f; | |
1535 | char *prompt; | |
1536 | char *default_filename; | |
1537 | int mustmatch_p, only_dir_p; | |
1538 | { | |
724cde0d | 1539 | GtkWidget *w = 0; |
457a8155 JD |
1540 | int count = SPECPDL_INDEX (); |
1541 | char *fn = 0; | |
1542 | int filesel_done = 0; | |
1543 | xg_get_file_func func; | |
1544 | ||
aa477689 JD |
1545 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1546 | /* I really don't know why this is needed, but without this the GLIBC add on | |
1547 | library linuxthreads hangs when the Gnome file chooser backend creates | |
1548 | threads. */ | |
1549 | sigblock (sigmask (__SIGRTMIN)); | |
1550 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1551 | ||
f9d64bb3 | 1552 | #ifdef HAVE_GTK_FILE_BOTH |
255e4140 | 1553 | |
90f2e16b | 1554 | if (xg_uses_old_file_dialog ()) |
457a8155 JD |
1555 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1556 | mustmatch_p, only_dir_p, &func); | |
1557 | else | |
1558 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1559 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1560 | |
1561 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1562 | ||
724cde0d | 1563 | #ifdef HAVE_GTK_FILE_SELECTION_NEW |
457a8155 JD |
1564 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1565 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1566 | #endif |
1567 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1568 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1569 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1570 | #endif |
1571 | ||
1572 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1573 | |
1574 | xg_set_screen (w, f); | |
1575 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1576 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1577 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1578 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1579 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1580 | ||
1581 | g_signal_connect (G_OBJECT (w), | |
1582 | "response", | |
3402c0a6 | 1583 | G_CALLBACK (xg_dialog_response_cb), |
457a8155 JD |
1584 | &filesel_done); |
1585 | ||
1586 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1587 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1588 | ||
1589 | gtk_widget_show (w); | |
1590 | ||
3402c0a6 | 1591 | record_unwind_protect (pop_down_dialog, make_save_value (w, 0)); |
457a8155 JD |
1592 | while (! filesel_done) |
1593 | { | |
1594 | x_menu_wait_for_event (0); | |
1595 | gtk_main_iteration (); | |
1596 | } | |
1597 | ||
aa477689 JD |
1598 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1599 | sigunblock (sigmask (__SIGRTMIN)); | |
1600 | #endif | |
1601 | ||
457a8155 JD |
1602 | if (filesel_done == GTK_RESPONSE_OK) |
1603 | fn = (*func) (w); | |
1604 | ||
1605 | unbind_to (count, Qnil); | |
1606 | ||
1607 | return fn; | |
f9d64bb3 | 1608 | } |
f392e843 | 1609 | |
3402c0a6 CY |
1610 | #ifdef HAVE_FREETYPE |
1611 | /* Pop up a GTK font selector and return the name of the font the user | |
1612 | selects, as a C string. The returned font name follows GTK's own | |
1613 | format: | |
1614 | ||
1615 | `FAMILY [VALUE1 VALUE2] SIZE' | |
1616 | ||
1617 | This can be parsed using font_parse_fcname in font.c. | |
1618 | DEFAULT_NAME, if non-zero, is the default font name. */ | |
1619 | ||
1620 | char * | |
1621 | xg_get_font_name (f, default_name) | |
1622 | FRAME_PTR f; | |
1623 | char *default_name; | |
1624 | { | |
1625 | GtkWidget *w = 0; | |
1626 | int count = SPECPDL_INDEX (); | |
1627 | char *fontname = NULL; | |
1628 | int done = 0; | |
1629 | ||
1630 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) | |
1631 | sigblock (sigmask (__SIGRTMIN)); | |
1632 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1633 | ||
1634 | w = gtk_font_selection_dialog_new ("Pick a font"); | |
5c646d5a JD |
1635 | if (!default_name) |
1636 | default_name = "Monospace 10"; | |
1637 | gtk_font_selection_dialog_set_font_name (GTK_FONT_SELECTION_DIALOG (w), | |
1638 | default_name); | |
3402c0a6 CY |
1639 | |
1640 | xg_set_screen (w, f); | |
1641 | gtk_widget_set_name (w, "emacs-fontdialog"); | |
1642 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1643 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1644 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1645 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1646 | ||
1647 | g_signal_connect (G_OBJECT (w), "response", | |
1648 | G_CALLBACK (xg_dialog_response_cb), &done); | |
1649 | ||
1650 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1651 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1652 | ||
1653 | gtk_widget_show (w); | |
1654 | ||
1655 | record_unwind_protect (pop_down_dialog, make_save_value (w, 0)); | |
1656 | while (!done) | |
1657 | { | |
1658 | x_menu_wait_for_event (0); | |
1659 | gtk_main_iteration (); | |
1660 | } | |
1661 | ||
1662 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) | |
1663 | sigunblock (sigmask (__SIGRTMIN)); | |
1664 | #endif | |
1665 | ||
1666 | if (done == GTK_RESPONSE_OK) | |
1667 | fontname = gtk_font_selection_dialog_get_font_name | |
1668 | ((GtkFontSelectionDialog *) w); | |
1669 | ||
1670 | unbind_to (count, Qnil); | |
1671 | ||
1672 | return fontname; | |
1673 | } | |
1674 | #endif /* HAVE_FREETYPE */ | |
1675 | ||
1676 | ||
f392e843 JD |
1677 | \f |
1678 | /*********************************************************************** | |
1679 | Menu functions. | |
1680 | ***********************************************************************/ | |
1681 | ||
d1c38b57 | 1682 | /* The name of menu items that can be used for customization. Since GTK |
f392e843 | 1683 | RC files are very crude and primitive, we have to set this on all |
d1c38b57 | 1684 | menu item names so a user can easily customize menu items. */ |
f392e843 JD |
1685 | |
1686 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1687 | ||
1688 | ||
1689 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1690 | during GC. The next member points to the items. */ | |
1691 | static xg_list_node xg_menu_cb_list; | |
1692 | ||
1693 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1694 | during GC. The next member points to the items. */ | |
1695 | static xg_list_node xg_menu_item_cb_list; | |
1696 | ||
1697 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1698 | F is the frame CL_DATA will be initialized for. | |
1699 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1700 | ||
1701 | The menu bar and all sub menus under the menu bar in a frame | |
1702 | share the same structure, hence the reference count. | |
177c0ea7 | 1703 | |
f392e843 JD |
1704 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1705 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1706 | |
f392e843 JD |
1707 | static xg_menu_cb_data * |
1708 | make_cl_data (cl_data, f, highlight_cb) | |
1709 | xg_menu_cb_data *cl_data; | |
1710 | FRAME_PTR f; | |
1711 | GCallback highlight_cb; | |
1712 | { | |
1713 | if (! cl_data) | |
1714 | { | |
1715 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1716 | cl_data->f = f; | |
1717 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1718 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1719 | cl_data->highlight_cb = highlight_cb; | |
1720 | cl_data->ref_count = 0; | |
1721 | ||
1722 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1723 | } | |
1724 | ||
1725 | cl_data->ref_count++; | |
1726 | ||
1727 | return cl_data; | |
1728 | } | |
1729 | ||
1730 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1731 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1732 | ||
1733 | When the menu bar is updated, menu items may have been added and/or | |
1734 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1735 | then update CL_DATA since it is used to determine which menu | |
1736 | item that is invoked in the menu. | |
1737 | HIGHLIGHT_CB could change, there is no check that the same | |
1738 | function is given when modifying a menu bar as was given when | |
1739 | creating the menu bar. */ | |
71bacd48 | 1740 | |
f392e843 JD |
1741 | static void |
1742 | update_cl_data (cl_data, f, highlight_cb) | |
1743 | xg_menu_cb_data *cl_data; | |
1744 | FRAME_PTR f; | |
1745 | GCallback highlight_cb; | |
1746 | { | |
1747 | if (cl_data) | |
1748 | { | |
1749 | cl_data->f = f; | |
1750 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1751 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1752 | cl_data->highlight_cb = highlight_cb; | |
1753 | } | |
1754 | } | |
1755 | ||
1756 | /* Decrease reference count for CL_DATA. | |
1757 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1758 | |
f392e843 JD |
1759 | static void |
1760 | unref_cl_data (cl_data) | |
1761 | xg_menu_cb_data *cl_data; | |
1762 | { | |
1763 | if (cl_data && cl_data->ref_count > 0) | |
1764 | { | |
1765 | cl_data->ref_count--; | |
1766 | if (cl_data->ref_count == 0) | |
1767 | { | |
1768 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1769 | xfree (cl_data); | |
1770 | } | |
1771 | } | |
1772 | } | |
1773 | ||
1774 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1775 | |
f392e843 JD |
1776 | void |
1777 | xg_mark_data () | |
1778 | { | |
1779 | xg_list_node *iter; | |
1780 | ||
1781 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1782 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1783 | |
1784 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1785 | { | |
1786 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1787 | ||
1788 | if (! NILP (cb_data->help)) | |
631f2082 | 1789 | mark_object (cb_data->help); |
f392e843 JD |
1790 | } |
1791 | } | |
1792 | ||
1793 | ||
1794 | /* Callback called when a menu item is destroyed. Used to free data. | |
1795 | W is the widget that is being destroyed (not used). | |
1796 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1797 | |
f392e843 JD |
1798 | static void |
1799 | menuitem_destroy_callback (w, client_data) | |
1800 | GtkWidget *w; | |
1801 | gpointer client_data; | |
1802 | { | |
1803 | if (client_data) | |
1804 | { | |
1805 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1806 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1807 | xfree (data); | |
1808 | } | |
1809 | } | |
1810 | ||
1811 | /* Callback called when the pointer enters/leaves a menu item. | |
665c8f1c | 1812 | W is the parent of the menu item. |
f392e843 | 1813 | EVENT is either an enter event or leave event. |
665c8f1c | 1814 | CLIENT_DATA is not used. |
f392e843 JD |
1815 | |
1816 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1817 | |
f392e843 JD |
1818 | static gboolean |
1819 | menuitem_highlight_callback (w, event, client_data) | |
1820 | GtkWidget *w; | |
1821 | GdkEventCrossing *event; | |
1822 | gpointer client_data; | |
1823 | { | |
665c8f1c JD |
1824 | GdkEvent ev; |
1825 | GtkWidget *subwidget; | |
1826 | xg_menu_item_cb_data *data; | |
177c0ea7 | 1827 | |
665c8f1c JD |
1828 | ev.crossing = *event; |
1829 | subwidget = gtk_get_event_widget (&ev); | |
1830 | data = (xg_menu_item_cb_data *) g_object_get_data (G_OBJECT (subwidget), | |
1831 | XG_ITEM_DATA); | |
1832 | if (data) | |
1833 | { | |
f392e843 JD |
1834 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1835 | { | |
665c8f1c | 1836 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : data; |
f392e843 | 1837 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; |
665c8f1c | 1838 | (*func) (subwidget, call_data); |
f392e843 JD |
1839 | } |
1840 | } | |
1841 | ||
1842 | return FALSE; | |
1843 | } | |
1844 | ||
1845 | /* Callback called when a menu is destroyed. Used to free data. | |
1846 | W is the widget that is being destroyed (not used). | |
1847 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1848 | |
f392e843 JD |
1849 | static void |
1850 | menu_destroy_callback (w, client_data) | |
1851 | GtkWidget *w; | |
1852 | gpointer client_data; | |
1853 | { | |
1854 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1855 | } | |
1856 | ||
1857 | /* Callback called when a menu does a grab or ungrab. That means the | |
1858 | menu has been activated or deactivated. | |
1859 | Used to start a timer so the small timeout the menus in GTK uses before | |
1860 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1861 | W is the widget that does the grab (not used). | |
1862 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1863 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1864 | |
ea345d8f | 1865 | /* Keep track of total number of grabs. */ |
dc599d7e | 1866 | static int menu_grab_callback_cnt; |
ea345d8f | 1867 | |
f392e843 JD |
1868 | static void |
1869 | menu_grab_callback (GtkWidget *widget, | |
1870 | gboolean ungrab_p, | |
1871 | gpointer client_data) | |
1872 | { | |
dc599d7e GM |
1873 | if (ungrab_p) menu_grab_callback_cnt--; |
1874 | else menu_grab_callback_cnt++; | |
f392e843 | 1875 | |
dc599d7e GM |
1876 | if (menu_grab_callback_cnt > 0 && ! xg_timer) xg_start_timer (); |
1877 | else if (menu_grab_callback_cnt == 0 && xg_timer) xg_stop_timer (); | |
f392e843 JD |
1878 | } |
1879 | ||
1880 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1881 | must be non-NULL) and can be inserted into a menu item. | |
1882 | ||
1883 | Returns the GtkHBox. */ | |
71bacd48 | 1884 | |
f392e843 JD |
1885 | static GtkWidget * |
1886 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1887 | char *utf8_label; | |
1888 | char *utf8_key; | |
1889 | { | |
1890 | GtkWidget *wlbl; | |
1891 | GtkWidget *wkey; | |
1892 | GtkWidget *wbox; | |
177c0ea7 | 1893 | |
f392e843 | 1894 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1895 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1896 | wkey = gtk_label_new (utf8_key); |
1897 | ||
1898 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1899 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1900 | |
f392e843 JD |
1901 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1902 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1903 | ||
1904 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1905 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1906 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1907 | |
1908 | return wbox; | |
1909 | } | |
1910 | ||
1911 | /* Make and return a menu item widget with the key to the right. | |
1912 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1913 | UTF8_KEY is the text representing the key binding. | |
1914 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1915 | |
f392e843 JD |
1916 | GROUP is an in/out parameter. If the menu item to be created is not |
1917 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1918 | If the menu item to be created is part of a radio menu group, on entry | |
1919 | *GROUP contains the group to use, or NULL if this is the first item | |
1920 | in the group. On exit, *GROUP contains the radio item group. | |
1921 | ||
1922 | Unfortunately, keys don't line up as nicely as in Motif, | |
1923 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1924 | |
f392e843 JD |
1925 | static GtkWidget * |
1926 | make_menu_item (utf8_label, utf8_key, item, group) | |
1927 | char *utf8_label; | |
1928 | char *utf8_key; | |
1929 | widget_value *item; | |
1930 | GSList **group; | |
1931 | { | |
1932 | GtkWidget *w; | |
1933 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1934 | |
adcb132c JD |
1935 | /* It has been observed that some menu items have a NULL name field. |
1936 | This will lead to this function being called with a NULL utf8_label. | |
1937 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1938 | name remains to be investigated. */ | |
1939 | if (! utf8_label) utf8_label = " "; | |
1940 | ||
f392e843 JD |
1941 | if (utf8_key) |
1942 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1943 | |
f392e843 JD |
1944 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1945 | { | |
1946 | *group = NULL; | |
1947 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1948 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1949 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1950 | } | |
1951 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1952 | { | |
1953 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1954 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1955 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1956 | if (item->selected) | |
1957 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1958 | } | |
1959 | else | |
1960 | { | |
1961 | *group = NULL; | |
1962 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1963 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1964 | } |
177c0ea7 | 1965 | |
f392e843 JD |
1966 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1967 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1968 | ||
1969 | return w; | |
1970 | } | |
1971 | ||
5fd6f727 | 1972 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 1973 | separator type) */ |
71bacd48 | 1974 | |
18737950 GM |
1975 | static char* separator_names[] = { |
1976 | "space", | |
1977 | "no-line", | |
1978 | "single-line", | |
1979 | "double-line", | |
1980 | "single-dashed-line", | |
1981 | "double-dashed-line", | |
1982 | "shadow-etched-in", | |
1983 | "shadow-etched-out", | |
1984 | "shadow-etched-in-dash", | |
1985 | "shadow-etched-out-dash", | |
1986 | "shadow-double-etched-in", | |
1987 | "shadow-double-etched-out", | |
1988 | "shadow-double-etched-in-dash", | |
1989 | "shadow-double-etched-out-dash", | |
1990 | 0, | |
1991 | }; | |
1992 | ||
f392e843 | 1993 | static int |
5fd6f727 JD |
1994 | xg_separator_p (char *label) |
1995 | { | |
1996 | if (! label) return 0; | |
1997 | else if (strlen (label) > 3 | |
1998 | && strncmp (label, "--", 2) == 0 | |
1999 | && label[2] != '-') | |
2000 | { | |
5fd6f727 JD |
2001 | int i; |
2002 | ||
2003 | label += 2; | |
2004 | for (i = 0; separator_names[i]; ++i) | |
2005 | if (strcmp (label, separator_names[i]) == 0) | |
2006 | return 1; | |
2007 | } | |
2008 | else | |
2009 | { | |
2010 | /* Old-style separator, maybe. It's a separator if it contains | |
2011 | only dashes. */ | |
2012 | while (*label == '-') | |
2013 | ++label; | |
2014 | if (*label == 0) return 1; | |
2015 | } | |
0a1d6de0 | 2016 | |
5fd6f727 | 2017 | return 0; |
f392e843 JD |
2018 | } |
2019 | ||
da18b5ac JD |
2020 | static int xg_detached_menus; |
2021 | ||
2022 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 2023 | |
da18b5ac JD |
2024 | int |
2025 | xg_have_tear_offs () | |
2026 | { | |
2027 | return xg_detached_menus > 0; | |
2028 | } | |
f392e843 JD |
2029 | |
2030 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 2031 | decrease the xg_detached_menus count. |
f392e843 | 2032 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 2033 | CLIENT_DATA is not used. */ |
71bacd48 | 2034 | |
da18b5ac JD |
2035 | static void |
2036 | tearoff_remove (widget, client_data) | |
f392e843 | 2037 | GtkWidget *widget; |
f392e843 JD |
2038 | gpointer client_data; |
2039 | { | |
da18b5ac | 2040 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
2041 | } |
2042 | ||
da18b5ac JD |
2043 | /* Callback invoked when a menu is detached. It increases the |
2044 | xg_detached_menus count. | |
f392e843 | 2045 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 2046 | CLIENT_DATA is not used. */ |
71bacd48 | 2047 | |
f392e843 JD |
2048 | static void |
2049 | tearoff_activate (widget, client_data) | |
2050 | GtkWidget *widget; | |
2051 | gpointer client_data; | |
2052 | { | |
2053 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
2054 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
2055 | { | |
2056 | ++xg_detached_menus; | |
2057 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
2058 | "destroy", | |
2059 | G_CALLBACK (tearoff_remove), 0); | |
2060 | } | |
f392e843 JD |
2061 | } |
2062 | ||
f392e843 | 2063 | |
f392e843 JD |
2064 | /* Create a menu item widget, and connect the callbacks. |
2065 | ITEM decribes the menu item. | |
2066 | F is the frame the created menu belongs to. | |
2067 | SELECT_CB is the callback to use when a menu item is selected. | |
2068 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2069 | CL_DATA points to the callback data to be used for this menu. | |
2070 | GROUP is an in/out parameter. If the menu item to be created is not | |
2071 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
2072 | If the menu item to be created is part of a radio menu group, on entry | |
2073 | *GROUP contains the group to use, or NULL if this is the first item | |
2074 | in the group. On exit, *GROUP contains the radio item group. | |
2075 | ||
2076 | Returns the created GtkWidget. */ | |
71bacd48 | 2077 | |
f392e843 JD |
2078 | static GtkWidget * |
2079 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
2080 | widget_value *item; | |
2081 | FRAME_PTR f; | |
2082 | GCallback select_cb; | |
2083 | GCallback highlight_cb; | |
2084 | xg_menu_cb_data *cl_data; | |
2085 | GSList **group; | |
2086 | { | |
2087 | char *utf8_label; | |
2088 | char *utf8_key; | |
2089 | GtkWidget *w; | |
2090 | xg_menu_item_cb_data *cb_data; | |
2091 | ||
2092 | utf8_label = get_utf8_string (item->name); | |
2093 | utf8_key = get_utf8_string (item->key); | |
2094 | ||
2095 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
2096 | ||
2097 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2098 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
2099 | ||
2100 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
2101 | ||
2102 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
2103 | ||
665c8f1c | 2104 | cb_data->select_id = 0; |
f392e843 JD |
2105 | cb_data->help = item->help; |
2106 | cb_data->cl_data = cl_data; | |
2107 | cb_data->call_data = item->call_data; | |
177c0ea7 | 2108 | |
f392e843 JD |
2109 | g_signal_connect (G_OBJECT (w), |
2110 | "destroy", | |
2111 | G_CALLBACK (menuitem_destroy_callback), | |
2112 | cb_data); | |
2113 | ||
2114 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
2115 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
2116 | ||
2117 | /* final item, not a submenu */ | |
2118 | if (item->call_data && ! item->contents) | |
2119 | { | |
2120 | if (select_cb) | |
2121 | cb_data->select_id | |
2122 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
2123 | } | |
2124 | ||
f392e843 JD |
2125 | return w; |
2126 | } | |
2127 | ||
9d6194d6 AS |
2128 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
2129 | GCallback, GCallback, int, int, int, | |
2130 | GtkWidget *, xg_menu_cb_data *, char *)); | |
2131 | ||
f392e843 JD |
2132 | /* Create a full menu tree specified by DATA. |
2133 | F is the frame the created menu belongs to. | |
2134 | SELECT_CB is the callback to use when a menu item is selected. | |
2135 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2136 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2137 | POP_UP_P is non-zero if we shall create a popup menu. | |
2138 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
2139 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
2140 | if MENU_BAR_P is non-zero. | |
2141 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
2142 | It may be NULL, in that case we create the appropriate widget | |
2143 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
2144 | CL_DATA is the callback data we shall use for this menu, or NULL | |
2145 | if we haven't set the first callback yet. | |
2146 | NAME is the name to give to the top level menu if this function | |
2147 | creates it. May be NULL to not set any name. | |
2148 | ||
2149 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
2150 | not NULL. | |
2151 | ||
2152 | This function calls itself to create submenus. */ | |
2153 | ||
2154 | static GtkWidget * | |
2155 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
2156 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
2157 | widget_value *data; | |
2158 | FRAME_PTR f; | |
2159 | GCallback select_cb; | |
2160 | GCallback deactivate_cb; | |
2161 | GCallback highlight_cb; | |
2162 | int pop_up_p; | |
2163 | int menu_bar_p; | |
2164 | int add_tearoff_p; | |
2165 | GtkWidget *topmenu; | |
2166 | xg_menu_cb_data *cl_data; | |
2167 | char *name; | |
2168 | { | |
2169 | widget_value *item; | |
2170 | GtkWidget *wmenu = topmenu; | |
2171 | GSList *group = NULL; | |
2172 | ||
2173 | if (! topmenu) | |
2174 | { | |
810f2256 JD |
2175 | if (! menu_bar_p) |
2176 | { | |
2177 | wmenu = gtk_menu_new (); | |
2178 | xg_set_screen (wmenu, f); | |
665c8f1c JD |
2179 | /* Connect this to the menu instead of items so we get enter/leave for |
2180 | disabled items also. TODO: Still does not get enter/leave for | |
2181 | disabled items in detached menus. */ | |
2182 | g_signal_connect (G_OBJECT (wmenu), | |
2183 | "enter-notify-event", | |
2184 | G_CALLBACK (menuitem_highlight_callback), | |
2185 | NULL); | |
2186 | g_signal_connect (G_OBJECT (wmenu), | |
2187 | "leave-notify-event", | |
2188 | G_CALLBACK (menuitem_highlight_callback), | |
2189 | NULL); | |
810f2256 | 2190 | } |
5be883cd JD |
2191 | else |
2192 | { | |
2193 | wmenu = gtk_menu_bar_new (); | |
2194 | // Set width of menu bar to a small value so it doesn't enlarge | |
2195 | // a small initial frame size. The width will be set to the | |
2196 | // width of the frame later on when it is added to a container. | |
2197 | // height -1: Natural height. | |
2198 | gtk_widget_set_size_request (wmenu, 1, -1); | |
2199 | } | |
f392e843 JD |
2200 | |
2201 | /* Put cl_data on the top menu for easier access. */ | |
2202 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
2203 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
2204 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
2205 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 2206 | |
f392e843 JD |
2207 | if (name) |
2208 | gtk_widget_set_name (wmenu, name); | |
2209 | ||
2210 | if (deactivate_cb) | |
2211 | g_signal_connect (G_OBJECT (wmenu), | |
c8934d9d | 2212 | "selection-done", deactivate_cb, 0); |
f392e843 JD |
2213 | |
2214 | g_signal_connect (G_OBJECT (wmenu), | |
2215 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
2216 | } | |
177c0ea7 | 2217 | |
f392e843 JD |
2218 | if (! menu_bar_p && add_tearoff_p) |
2219 | { | |
2220 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
2221 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
2222 | ||
2223 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
2224 | G_CALLBACK (tearoff_activate), 0); | |
2225 | } | |
2226 | ||
2227 | for (item = data; item; item = item->next) | |
2228 | { | |
2229 | GtkWidget *w; | |
177c0ea7 | 2230 | |
f392e843 JD |
2231 | if (pop_up_p && !item->contents && !item->call_data |
2232 | && !xg_separator_p (item->name)) | |
2233 | { | |
2234 | char *utf8_label; | |
2235 | /* A title for a popup. We do the same as GTK does when | |
2236 | creating titles, but it does not look good. */ | |
2237 | group = NULL; | |
2238 | utf8_label = get_utf8_string (item->name); | |
2239 | ||
2240 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 2241 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
2242 | gtk_widget_set_sensitive (w, FALSE); |
2243 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2244 | } | |
2245 | else if (xg_separator_p (item->name)) | |
2246 | { | |
2247 | group = NULL; | |
2248 | /* GTK only have one separator type. */ | |
2249 | w = gtk_separator_menu_item_new (); | |
2250 | } | |
2251 | else | |
2252 | { | |
2253 | w = xg_create_one_menuitem (item, | |
2254 | f, | |
2255 | item->contents ? 0 : select_cb, | |
2256 | highlight_cb, | |
2257 | cl_data, | |
2258 | &group); | |
2259 | ||
f56cff88 JD |
2260 | /* Create a possibly empty submenu for menu bar items, since some |
2261 | themes don't highlight items correctly without it. */ | |
2262 | if (item->contents || menu_bar_p) | |
f392e843 JD |
2263 | { |
2264 | GtkWidget *submenu = create_menus (item->contents, | |
2265 | f, | |
2266 | select_cb, | |
2267 | deactivate_cb, | |
2268 | highlight_cb, | |
2269 | 0, | |
2270 | 0, | |
da18b5ac | 2271 | add_tearoff_p, |
f392e843 JD |
2272 | 0, |
2273 | cl_data, | |
2274 | 0); | |
2275 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
2276 | } | |
f392e843 JD |
2277 | } |
2278 | ||
2279 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
2280 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2281 | } | |
2282 | ||
2283 | return wmenu; | |
2284 | } | |
2285 | ||
2286 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
2287 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
2288 | with some text and buttons. | |
2289 | F is the frame the created item belongs to. | |
2290 | NAME is the name to use for the top widget. | |
2291 | VAL is a widget_value structure describing items to be created. | |
2292 | SELECT_CB is the callback to use when a menu item is selected or | |
2293 | a dialog button is pressed. | |
2294 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
2295 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
2296 | called when the dialog is popped down. | |
2297 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2298 | ||
2299 | Returns the widget created. */ | |
71bacd48 | 2300 | |
f392e843 JD |
2301 | GtkWidget * |
2302 | xg_create_widget (type, name, f, val, | |
2303 | select_cb, deactivate_cb, highlight_cb) | |
2304 | char *type; | |
2305 | char *name; | |
2306 | FRAME_PTR f; | |
2307 | widget_value *val; | |
2308 | GCallback select_cb; | |
2309 | GCallback deactivate_cb; | |
2310 | GCallback highlight_cb; | |
2311 | { | |
2312 | GtkWidget *w = 0; | |
da18b5ac JD |
2313 | int menu_bar_p = strcmp (type, "menubar") == 0; |
2314 | int pop_up_p = strcmp (type, "popup") == 0; | |
2315 | ||
f392e843 JD |
2316 | if (strcmp (type, "dialog") == 0) |
2317 | { | |
2318 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 2319 | xg_set_screen (w, f); |
f392e843 JD |
2320 | gtk_window_set_transient_for (GTK_WINDOW (w), |
2321 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
2322 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 2323 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2324 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2325 | } |
da18b5ac | 2326 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2327 | { |
2328 | w = create_menus (val->contents, | |
2329 | f, | |
2330 | select_cb, | |
2331 | deactivate_cb, | |
2332 | highlight_cb, | |
da18b5ac JD |
2333 | pop_up_p, |
2334 | menu_bar_p, | |
2335 | menu_bar_p, | |
f392e843 JD |
2336 | 0, |
2337 | 0, | |
2338 | name); | |
2339 | ||
2340 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2341 | This is done by default for menu bar menus. */ | |
da18b5ac | 2342 | if (pop_up_p) |
f392e843 JD |
2343 | { |
2344 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2345 | gtk_widget_realize (w); | |
810f2256 | 2346 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2347 | } |
2348 | } | |
2349 | else | |
2350 | { | |
2351 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2352 | type); | |
2353 | } | |
2354 | ||
2355 | return w; | |
2356 | } | |
2357 | ||
0a1d6de0 | 2358 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2359 | |
f392e843 JD |
2360 | static const char * |
2361 | xg_get_menu_item_label (witem) | |
2362 | GtkMenuItem *witem; | |
2363 | { | |
2364 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2365 | return gtk_label_get_label (wlabel); | |
2366 | } | |
2367 | ||
0a1d6de0 | 2368 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2369 | |
f392e843 JD |
2370 | static int |
2371 | xg_item_label_same_p (witem, label) | |
2372 | GtkMenuItem *witem; | |
2373 | char *label; | |
2374 | { | |
0a1d6de0 | 2375 | int is_same = 0; |
f392e843 | 2376 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2377 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2378 | ||
2379 | if (! old_label && ! utf8_label) | |
2380 | is_same = 1; | |
2381 | else if (old_label && utf8_label) | |
2382 | is_same = strcmp (utf8_label, old_label) == 0; | |
2383 | ||
2384 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2385 | |
2386 | return is_same; | |
2387 | } | |
2388 | ||
71bacd48 JD |
2389 | /* Destroy widgets in LIST. */ |
2390 | ||
f392e843 | 2391 | static void |
71bacd48 | 2392 | xg_destroy_widgets (list) |
f392e843 JD |
2393 | GList *list; |
2394 | { | |
f392e843 JD |
2395 | GList *iter; |
2396 | ||
49853a4d | 2397 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2398 | { |
2399 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2400 | ||
71bacd48 | 2401 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2402 | gtk_widget_destroy (w); |
2403 | } | |
f392e843 JD |
2404 | } |
2405 | ||
2406 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2407 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2408 | *LIST is a list with the current menu bar names (menu item widgets). |
2409 | ITER is the item within *LIST that shall be updated. | |
2410 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2411 | VAL describes what the menu bar shall look like after the update. |
2412 | SELECT_CB is the callback to use when a menu item is selected. | |
2413 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2414 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2415 | |
2416 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2417 | |
f392e843 | 2418 | static void |
49853a4d | 2419 | xg_update_menubar (menubar, f, list, iter, pos, val, |
d1c38b57 | 2420 | select_cb, deactivate_cb, highlight_cb, cl_data) |
f392e843 JD |
2421 | GtkWidget *menubar; |
2422 | FRAME_PTR f; | |
49853a4d JD |
2423 | GList **list; |
2424 | GList *iter; | |
2425 | int pos; | |
f392e843 JD |
2426 | widget_value *val; |
2427 | GCallback select_cb; | |
d1c38b57 | 2428 | GCallback deactivate_cb; |
f392e843 JD |
2429 | GCallback highlight_cb; |
2430 | xg_menu_cb_data *cl_data; | |
2431 | { | |
49853a4d | 2432 | if (! iter && ! val) |
f392e843 | 2433 | return; |
49853a4d | 2434 | else if (iter && ! val) |
f392e843 | 2435 | { |
49853a4d | 2436 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2437 | xg_destroy_widgets (iter); |
f392e843 JD |
2438 | |
2439 | /* All updated. */ | |
2440 | val = 0; | |
49853a4d | 2441 | iter = 0; |
f392e843 | 2442 | } |
49853a4d | 2443 | else if (! iter && val) |
f392e843 JD |
2444 | { |
2445 | /* Item(s) added. Add all new items in one call. */ | |
d1c38b57 | 2446 | create_menus (val, f, select_cb, deactivate_cb, highlight_cb, |
f392e843 JD |
2447 | 0, 1, 0, menubar, cl_data, 0); |
2448 | ||
2449 | /* All updated. */ | |
2450 | val = 0; | |
49853a4d | 2451 | iter = 0; |
f392e843 | 2452 | } |
49853a4d JD |
2453 | /* Below this neither iter or val is NULL */ |
2454 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2455 | { |
2456 | /* This item is still the same, check next item. */ | |
2457 | val = val->next; | |
49853a4d JD |
2458 | iter = g_list_next (iter); |
2459 | ++pos; | |
f392e843 JD |
2460 | } |
2461 | else /* This item is changed. */ | |
2462 | { | |
49853a4d | 2463 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2464 | GtkMenuItem *witem2 = 0; |
f392e843 | 2465 | int val_in_menubar = 0; |
49853a4d JD |
2466 | int iter_in_new_menubar = 0; |
2467 | GList *iter2; | |
f392e843 JD |
2468 | widget_value *cur; |
2469 | ||
f392e843 | 2470 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2471 | for (iter2 = iter; |
2472 | iter2 && ! val_in_menubar; | |
2473 | iter2 = g_list_next (iter2)) | |
f392e843 | 2474 | { |
49853a4d | 2475 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2476 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2477 | } | |
2478 | ||
49853a4d | 2479 | /* See if the current entry (iter) is present later in the |
f392e843 | 2480 | specification for the new menu bar. */ |
49853a4d JD |
2481 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2482 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2483 | |
49853a4d | 2484 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2485 | { |
49853a4d JD |
2486 | int nr = pos; |
2487 | ||
f392e843 JD |
2488 | /* This corresponds to: |
2489 | Current: A B C | |
2490 | New: A C | |
2491 | Remove B. */ | |
177c0ea7 | 2492 | |
f392e843 JD |
2493 | gtk_widget_ref (GTK_WIDGET (witem)); |
2494 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2495 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2496 | ||
2497 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2498 | g_list_free (*list); |
2499 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2500 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2501 | } |
49853a4d | 2502 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2503 | { |
2504 | /* This corresponds to: | |
2505 | Current: A B C | |
2506 | New: A X C | |
2507 | Rename B to X. This might seem to be a strange thing to do, | |
2508 | since if there is a menu under B it will be totally wrong for X. | |
2509 | But consider editing a C file. Then there is a C-mode menu | |
2510 | (corresponds to B above). | |
2511 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2512 | C-mode menu. When returning from the minibuffer, we get | |
2513 | back the C-mode menu. Thus we do: | |
2514 | Rename B to X (C-mode to minibuf menu) | |
2515 | Rename X to B (minibuf to C-mode menu). | |
2516 | If the X menu hasn't been invoked, the menu under B | |
2517 | is up to date when leaving the minibuffer. */ | |
2518 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2519 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2520 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2521 | |
4b1b4443 | 2522 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2523 | |
da18b5ac JD |
2524 | /* If this item has a submenu that has been detached, change |
2525 | the title in the WM decorations also. */ | |
2526 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2527 | /* Set the title of the detached window. */ | |
2528 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2529 | ||
49853a4d | 2530 | iter = g_list_next (iter); |
f392e843 | 2531 | val = val->next; |
49853a4d | 2532 | ++pos; |
f392e843 | 2533 | } |
49853a4d | 2534 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2535 | { |
2536 | /* This corresponds to: | |
2537 | Current: A B C | |
2538 | New: A X B C | |
2539 | Insert X. */ | |
2540 | ||
49853a4d | 2541 | int nr = pos; |
f392e843 JD |
2542 | GList *group = 0; |
2543 | GtkWidget *w = xg_create_one_menuitem (val, | |
2544 | f, | |
2545 | select_cb, | |
2546 | highlight_cb, | |
2547 | cl_data, | |
2548 | &group); | |
2549 | ||
f56cff88 JD |
2550 | /* Create a possibly empty submenu for menu bar items, since some |
2551 | themes don't highlight items correctly without it. */ | |
2552 | GtkWidget *submenu = create_menus (NULL, f, | |
d1c38b57 JD |
2553 | select_cb, deactivate_cb, |
2554 | highlight_cb, | |
f56cff88 | 2555 | 0, 0, 0, 0, cl_data, 0); |
f392e843 JD |
2556 | gtk_widget_set_name (w, MENU_ITEM_NAME); |
2557 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
f56cff88 | 2558 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); |
f392e843 | 2559 | |
49853a4d JD |
2560 | g_list_free (*list); |
2561 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2562 | while (nr-- > 0) iter = g_list_next (iter); | |
2563 | iter = g_list_next (iter); | |
f392e843 | 2564 | val = val->next; |
49853a4d | 2565 | ++pos; |
f392e843 | 2566 | } |
49853a4d | 2567 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2568 | { |
49853a4d | 2569 | int nr = pos; |
f392e843 JD |
2570 | /* This corresponds to: |
2571 | Current: A B C | |
2572 | New: A C B | |
2573 | Move C before B */ | |
2574 | ||
2575 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2576 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2577 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2578 | GTK_WIDGET (witem2), pos); | |
2579 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2580 | ||
49853a4d JD |
2581 | g_list_free (*list); |
2582 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2583 | while (nr-- > 0) iter = g_list_next (iter); | |
0a194c92 | 2584 | if (iter) iter = g_list_next (iter); |
f392e843 | 2585 | val = val->next; |
49853a4d | 2586 | ++pos; |
f392e843 | 2587 | } |
f392e843 JD |
2588 | } |
2589 | ||
2590 | /* Update the rest of the menu bar. */ | |
49853a4d | 2591 | xg_update_menubar (menubar, f, list, iter, pos, val, |
d1c38b57 | 2592 | select_cb, deactivate_cb, highlight_cb, cl_data); |
f392e843 JD |
2593 | } |
2594 | ||
2595 | /* Update the menu item W so it corresponds to VAL. | |
2596 | SELECT_CB is the callback to use when a menu item is selected. | |
2597 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
a8ce3d17 | 2598 | CL_DATA is the data to set in the widget for menu invocation. */ |
71bacd48 | 2599 | |
f392e843 JD |
2600 | static void |
2601 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2602 | widget_value *val; | |
2603 | GtkWidget *w; | |
2604 | GCallback select_cb; | |
2605 | GCallback highlight_cb; | |
2606 | xg_menu_cb_data *cl_data; | |
2607 | { | |
2608 | GtkWidget *wchild; | |
2609 | GtkLabel *wlbl = 0; | |
2610 | GtkLabel *wkey = 0; | |
2611 | char *utf8_label; | |
2612 | char *utf8_key; | |
0a1d6de0 JD |
2613 | const char *old_label = 0; |
2614 | const char *old_key = 0; | |
f392e843 | 2615 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2616 | |
2617 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2618 | utf8_label = get_utf8_string (val->name); |
2619 | utf8_key = get_utf8_string (val->key); | |
2620 | ||
2621 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2622 | if (GTK_IS_HBOX (wchild)) | |
2623 | { | |
2624 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2625 | ||
2626 | wlbl = GTK_LABEL (list->data); | |
2627 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2628 | g_list_free (list); |
2629 | ||
f392e843 JD |
2630 | if (! utf8_key) |
2631 | { | |
2632 | /* Remove the key and keep just the label. */ | |
2633 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2634 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2635 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2636 | wkey = 0; | |
2637 | } | |
49853a4d | 2638 | |
f392e843 JD |
2639 | } |
2640 | else /* Just a label. */ | |
2641 | { | |
2642 | wlbl = GTK_LABEL (wchild); | |
2643 | ||
2644 | /* Check if there is now a key. */ | |
2645 | if (utf8_key) | |
2646 | { | |
2647 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2648 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2649 | |
f392e843 JD |
2650 | wlbl = GTK_LABEL (list->data); |
2651 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2652 | g_list_free (list); |
f392e843 JD |
2653 | |
2654 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2655 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2656 | } | |
2657 | } | |
2658 | ||
177c0ea7 | 2659 | |
0a1d6de0 JD |
2660 | if (wkey) old_key = gtk_label_get_label (wkey); |
2661 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2662 | |
0a1d6de0 | 2663 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2664 | gtk_label_set_text (wkey, utf8_key); |
2665 | ||
0a1d6de0 | 2666 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2667 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2668 | |
0a1d6de0 JD |
2669 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2670 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2671 | |
f392e843 JD |
2672 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2673 | gtk_widget_set_sensitive (w, FALSE); | |
2674 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2675 | gtk_widget_set_sensitive (w, TRUE); | |
2676 | ||
2677 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2678 | XG_ITEM_DATA); | |
2679 | if (cb_data) | |
2680 | { | |
2681 | cb_data->call_data = val->call_data; | |
2682 | cb_data->help = val->help; | |
2683 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2684 | |
f392e843 JD |
2685 | /* We assume the callback functions don't change. */ |
2686 | if (val->call_data && ! val->contents) | |
2687 | { | |
2688 | /* This item shall have a select callback. */ | |
2689 | if (! cb_data->select_id) | |
2690 | cb_data->select_id | |
2691 | = g_signal_connect (G_OBJECT (w), "activate", | |
2692 | select_cb, cb_data); | |
2693 | } | |
2694 | else if (cb_data->select_id) | |
2695 | { | |
2696 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2697 | cb_data->select_id = 0; | |
2698 | } | |
f392e843 JD |
2699 | } |
2700 | } | |
2701 | ||
2702 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2703 | |
f392e843 JD |
2704 | static void |
2705 | xg_update_toggle_item (val, w) | |
2706 | widget_value *val; | |
2707 | GtkWidget *w; | |
2708 | { | |
2709 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2710 | } | |
2711 | ||
2712 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2713 | |
f392e843 JD |
2714 | static void |
2715 | xg_update_radio_item (val, w) | |
2716 | widget_value *val; | |
2717 | GtkWidget *w; | |
2718 | { | |
2719 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2720 | } | |
2721 | ||
2722 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2723 | SUBMENU may be NULL, in that case a new menu is created. | |
2724 | F is the frame the menu bar belongs to. | |
2725 | VAL describes the contents of the menu bar. | |
2726 | SELECT_CB is the callback to use when a menu item is selected. | |
2727 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2728 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2729 | CL_DATA is the call back data to use for any newly created items. | |
2730 | ||
2731 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2732 | was NULL. */ | |
2733 | ||
2734 | static GtkWidget * | |
2735 | xg_update_submenu (submenu, f, val, | |
2736 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2737 | GtkWidget *submenu; | |
2738 | FRAME_PTR f; | |
2739 | widget_value *val; | |
2740 | GCallback select_cb; | |
2741 | GCallback deactivate_cb; | |
2742 | GCallback highlight_cb; | |
2743 | xg_menu_cb_data *cl_data; | |
2744 | { | |
2745 | GtkWidget *newsub = submenu; | |
2746 | GList *list = 0; | |
2747 | GList *iter; | |
2748 | widget_value *cur; | |
2749 | int has_tearoff_p = 0; | |
2750 | GList *first_radio = 0; | |
177c0ea7 | 2751 | |
f392e843 JD |
2752 | if (submenu) |
2753 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2754 | |
f392e843 JD |
2755 | for (cur = val, iter = list; |
2756 | cur && iter; | |
2757 | iter = g_list_next (iter), cur = cur->next) | |
2758 | { | |
2759 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2760 | ||
2761 | /* Skip tearoff items, they have no counterpart in val. */ | |
2762 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2763 | { | |
2764 | has_tearoff_p = 1; | |
2765 | iter = g_list_next (iter); | |
2766 | if (iter) w = GTK_WIDGET (iter->data); | |
2767 | else break; | |
2768 | } | |
2769 | ||
2770 | /* Remember first radio button in a group. If we get a mismatch in | |
2771 | a radio group we must rebuild the whole group so that the connections | |
2772 | in GTK becomes correct. */ | |
2773 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2774 | first_radio = iter; | |
2775 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2776 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2777 | first_radio = 0; | |
2778 | ||
2779 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2780 | { | |
2781 | if (! xg_separator_p (cur->name)) | |
2782 | break; | |
2783 | } | |
2784 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2785 | { | |
2786 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2787 | break; | |
2788 | xg_update_toggle_item (cur, w); | |
2789 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2790 | } | |
2791 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2792 | { | |
2793 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2794 | break; | |
2795 | xg_update_radio_item (cur, w); | |
2796 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2797 | } | |
2798 | else if (GTK_IS_MENU_ITEM (w)) | |
2799 | { | |
2800 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2801 | GtkWidget *sub; | |
2802 | ||
2803 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2804 | xg_separator_p (cur->name)) | |
2805 | break; | |
2806 | ||
2807 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2808 | ||
2809 | sub = gtk_menu_item_get_submenu (witem); | |
2810 | if (sub && ! cur->contents) | |
2811 | { | |
2812 | /* Not a submenu anymore. */ | |
2813 | gtk_widget_ref (sub); | |
2814 | gtk_menu_item_remove_submenu (witem); | |
2815 | gtk_widget_destroy (sub); | |
2816 | } | |
2817 | else if (cur->contents) | |
2818 | { | |
2819 | GtkWidget *nsub; | |
2820 | ||
2821 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2822 | select_cb, deactivate_cb, | |
2823 | highlight_cb, cl_data); | |
2824 | ||
2825 | /* If this item just became a submenu, we must set it. */ | |
2826 | if (nsub != sub) | |
2827 | gtk_menu_item_set_submenu (witem, nsub); | |
2828 | } | |
2829 | } | |
2830 | else | |
2831 | { | |
2832 | /* Structural difference. Remove everything from here and down | |
2833 | in SUBMENU. */ | |
2834 | break; | |
2835 | } | |
2836 | } | |
2837 | ||
2838 | /* Remove widgets from first structual change. */ | |
2839 | if (iter) | |
2840 | { | |
2841 | /* If we are adding new menu items below, we must remove from | |
2842 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2843 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2844 | else xg_destroy_widgets (iter); | |
f392e843 | 2845 | } |
177c0ea7 | 2846 | |
f392e843 JD |
2847 | if (cur) |
2848 | { | |
2849 | /* More items added. Create them. */ | |
2850 | newsub = create_menus (cur, | |
2851 | f, | |
2852 | select_cb, | |
2853 | deactivate_cb, | |
2854 | highlight_cb, | |
2855 | 0, | |
2856 | 0, | |
2857 | ! has_tearoff_p, | |
2858 | submenu, | |
2859 | cl_data, | |
2860 | 0); | |
2861 | } | |
177c0ea7 | 2862 | |
49853a4d JD |
2863 | if (list) g_list_free (list); |
2864 | ||
f392e843 JD |
2865 | return newsub; |
2866 | } | |
2867 | ||
2868 | /* Update the MENUBAR. | |
2869 | F is the frame the menu bar belongs to. | |
2870 | VAL describes the contents of the menu bar. | |
2871 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2872 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2873 | SELECT_CB is the callback to use when a menu item is selected. | |
2874 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2875 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2876 | |
f392e843 JD |
2877 | void |
2878 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2879 | select_cb, deactivate_cb, highlight_cb) | |
2880 | GtkWidget *menubar; | |
2881 | FRAME_PTR f; | |
2882 | widget_value *val; | |
2883 | int deep_p; | |
2884 | GCallback select_cb; | |
2885 | GCallback deactivate_cb; | |
2886 | GCallback highlight_cb; | |
2887 | { | |
2888 | xg_menu_cb_data *cl_data; | |
2889 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2890 | |
2891 | if (! list) return; | |
177c0ea7 | 2892 | |
f392e843 JD |
2893 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2894 | XG_FRAME_DATA); | |
2895 | ||
da18b5ac | 2896 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
d1c38b57 | 2897 | select_cb, deactivate_cb, highlight_cb, cl_data); |
da18b5ac | 2898 | |
aa41b0bf | 2899 | if (deep_p) |
f392e843 JD |
2900 | { |
2901 | widget_value *cur; | |
2902 | ||
2903 | /* Update all sub menus. | |
da18b5ac | 2904 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2905 | X Window in the XEvent that activates the menu are those widgets. */ |
2906 | ||
2907 | /* Update cl_data, menu_item things in F may have changed. */ | |
2908 | update_cl_data (cl_data, f, highlight_cb); | |
2909 | ||
2910 | for (cur = val->contents; cur; cur = cur->next) | |
2911 | { | |
49853a4d | 2912 | GList *iter; |
f392e843 JD |
2913 | GtkWidget *sub = 0; |
2914 | GtkWidget *newsub; | |
2915 | GtkMenuItem *witem; | |
2916 | ||
2917 | /* Find sub menu that corresponds to val and update it. */ | |
2918 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2919 | { | |
2920 | witem = GTK_MENU_ITEM (iter->data); | |
2921 | if (xg_item_label_same_p (witem, cur->name)) | |
2922 | { | |
2923 | sub = gtk_menu_item_get_submenu (witem); | |
2924 | break; | |
2925 | } | |
2926 | } | |
177c0ea7 | 2927 | |
f392e843 JD |
2928 | newsub = xg_update_submenu (sub, |
2929 | f, | |
2930 | cur->contents, | |
2931 | select_cb, | |
2932 | deactivate_cb, | |
2933 | highlight_cb, | |
2934 | cl_data); | |
2935 | /* sub may still be NULL. If we just updated non deep and added | |
2936 | a new menu bar item, it has no sub menu yet. So we set the | |
2937 | newly created sub menu under witem. */ | |
2938 | if (newsub != sub) | |
810f2256 JD |
2939 | { |
2940 | xg_set_screen (newsub, f); | |
2941 | gtk_menu_item_set_submenu (witem, newsub); | |
2942 | } | |
f392e843 JD |
2943 | } |
2944 | } | |
2945 | ||
49853a4d | 2946 | g_list_free (list); |
f392e843 JD |
2947 | gtk_widget_show_all (menubar); |
2948 | } | |
2949 | ||
2950 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2951 | changed. Value is non-zero if widgets were updated. */ | |
2952 | ||
2953 | int | |
2954 | xg_update_frame_menubar (f) | |
2955 | FRAME_PTR f; | |
2956 | { | |
2957 | struct x_output *x = f->output_data.x; | |
2958 | GtkRequisition req; | |
177c0ea7 | 2959 | |
f392e843 JD |
2960 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2961 | return 0; | |
2962 | ||
2963 | BLOCK_INPUT; | |
2964 | ||
2965 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2966 | FALSE, FALSE, 0); | |
2967 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2968 | ||
2969 | gtk_widget_show_all (x->menubar_widget); | |
2970 | gtk_widget_size_request (x->menubar_widget, &req); | |
f392e843 | 2971 | FRAME_MENUBAR_HEIGHT (f) = req.height; |
3f1c6666 | 2972 | xg_height_changed (f); |
f392e843 | 2973 | UNBLOCK_INPUT; |
a8303f92 AS |
2974 | |
2975 | return 1; | |
f392e843 JD |
2976 | } |
2977 | ||
2978 | /* Get rid of the menu bar of frame F, and free its storage. | |
2979 | This is used when deleting a frame, and when turning off the menu bar. */ | |
2980 | ||
2981 | void | |
2982 | free_frame_menubar (f) | |
2983 | FRAME_PTR f; | |
2984 | { | |
2985 | struct x_output *x = f->output_data.x; | |
2986 | ||
2987 | if (x->menubar_widget) | |
2988 | { | |
2989 | BLOCK_INPUT; | |
2990 | ||
2991 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
2992 | /* The menubar and its children shall be deleted when removed from | |
2993 | the container. */ | |
2994 | x->menubar_widget = 0; | |
2995 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
3f1c6666 | 2996 | xg_height_changed (f); |
f392e843 JD |
2997 | UNBLOCK_INPUT; |
2998 | } | |
2999 | } | |
3000 | ||
3001 | ||
3002 | \f | |
3003 | /*********************************************************************** | |
3004 | Scroll bar functions | |
3005 | ***********************************************************************/ | |
3006 | ||
3007 | ||
3008 | /* Setting scroll bar values invokes the callback. Use this variable | |
3009 | to indicate that callback should do nothing. */ | |
71bacd48 | 3010 | |
f392e843 JD |
3011 | int xg_ignore_gtk_scrollbar; |
3012 | ||
056ce195 SM |
3013 | /* Xlib's `Window' fits in 32 bits. But we want to store pointers, and they |
3014 | may be larger than 32 bits. Keep a mapping from integer index to widget | |
3015 | pointers to get around the 32 bit limitation. */ | |
71bacd48 | 3016 | |
f392e843 JD |
3017 | static struct |
3018 | { | |
3019 | GtkWidget **widgets; | |
3020 | int max_size; | |
3021 | int used; | |
81e302ef | 3022 | } id_to_widget; |
f392e843 JD |
3023 | |
3024 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 3025 | |
f392e843 JD |
3026 | #define ID_TO_WIDGET_INCR 32 |
3027 | ||
3028 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 3029 | |
f392e843 JD |
3030 | static int |
3031 | xg_store_widget_in_map (w) | |
3032 | GtkWidget *w; | |
3033 | { | |
3034 | int i; | |
3035 | ||
3036 | if (id_to_widget.max_size == id_to_widget.used) | |
3037 | { | |
3038 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
3039 | ||
3040 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
3041 | sizeof (GtkWidget *)*new_size); | |
3042 | ||
3043 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
3044 | id_to_widget.widgets[i] = 0; | |
3045 | id_to_widget.max_size = new_size; | |
3046 | } | |
3047 | ||
3048 | /* Just loop over the array and find a free place. After all, | |
3049 | how many scroll bars are we creating? Should be a small number. | |
3050 | The check above guarantees we will find a free place. */ | |
3051 | for (i = 0; i < id_to_widget.max_size; ++i) | |
3052 | { | |
3053 | if (! id_to_widget.widgets[i]) | |
3054 | { | |
3055 | id_to_widget.widgets[i] = w; | |
3056 | ++id_to_widget.used; | |
3057 | ||
3058 | return i; | |
3059 | } | |
3060 | } | |
3061 | ||
3062 | /* Should never end up here */ | |
3063 | abort (); | |
3064 | } | |
3065 | ||
3066 | /* Remove pointer at IDX from id_to_widget. | |
3067 | Called when scroll bar is destroyed. */ | |
71bacd48 | 3068 | |
f392e843 JD |
3069 | static void |
3070 | xg_remove_widget_from_map (idx) | |
3071 | int idx; | |
3072 | { | |
3073 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3074 | { | |
3075 | id_to_widget.widgets[idx] = 0; | |
3076 | --id_to_widget.used; | |
3077 | } | |
3078 | } | |
3079 | ||
3080 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 3081 | |
f392e843 JD |
3082 | static GtkWidget * |
3083 | xg_get_widget_from_map (idx) | |
3084 | int idx; | |
3085 | { | |
3086 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3087 | return id_to_widget.widgets[idx]; | |
3088 | ||
3089 | return 0; | |
3090 | } | |
3091 | ||
810f2256 | 3092 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 3093 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 3094 | |
3a8a22fc | 3095 | int |
810f2256 JD |
3096 | xg_get_scroll_id_for_window (dpy, wid) |
3097 | Display *dpy; | |
3a8a22fc JD |
3098 | Window wid; |
3099 | { | |
3100 | int idx; | |
3101 | GtkWidget *w; | |
3102 | ||
810f2256 | 3103 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
3104 | |
3105 | if (w) | |
3106 | { | |
3107 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
3108 | if (id_to_widget.widgets[idx] == w) | |
3109 | return idx; | |
3110 | } | |
3111 | ||
3112 | return -1; | |
3113 | } | |
3114 | ||
f392e843 JD |
3115 | /* Callback invoked when scroll bar WIDGET is destroyed. |
3116 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 3117 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 3118 | |
f392e843 JD |
3119 | static void |
3120 | xg_gtk_scroll_destroy (widget, data) | |
3121 | GtkWidget *widget; | |
3122 | gpointer data; | |
3123 | { | |
3124 | gpointer p; | |
ff59904a | 3125 | int id = (int) (EMACS_INT) data; /* The EMACS_INT cast avoids a warning. */ |
177c0ea7 | 3126 | |
f392e843 | 3127 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
70fdbb46 | 3128 | xfree (p); |
f392e843 JD |
3129 | xg_remove_widget_from_map (id); |
3130 | } | |
3131 | ||
3132 | /* Callback for button press/release events. Used to start timer so that | |
8e5a8840 | 3133 | the scroll bar repetition timer in GTK gets handled. |
17097258 | 3134 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
3135 | WIDGET is the scroll bar widget the event is for (not used). |
3136 | EVENT contains the event. | |
17097258 | 3137 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
3138 | |
3139 | Returns FALSE to tell GTK that it shall continue propagate the event | |
3140 | to widgets. */ | |
71bacd48 | 3141 | |
f392e843 JD |
3142 | static gboolean |
3143 | scroll_bar_button_cb (widget, event, user_data) | |
3144 | GtkWidget *widget; | |
3145 | GdkEventButton *event; | |
3146 | gpointer user_data; | |
3147 | { | |
3148 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
3149 | xg_start_timer (); | |
17097258 JD |
3150 | else if (event->type == GDK_BUTTON_RELEASE) |
3151 | { | |
3152 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
3153 | if (xg_timer) xg_stop_timer (); | |
3154 | bar->dragging = Qnil; | |
3155 | } | |
c43923ad | 3156 | |
f392e843 JD |
3157 | return FALSE; |
3158 | } | |
3159 | ||
3160 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
3161 | in BAR. | |
3162 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
3163 | bar changes. | |
3164 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
3165 | to set resources for the widget. */ | |
71bacd48 | 3166 | |
f392e843 JD |
3167 | void |
3168 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
3169 | FRAME_PTR f; | |
3170 | struct scroll_bar *bar; | |
3171 | GCallback scroll_callback; | |
3172 | char *scroll_bar_name; | |
3173 | { | |
3174 | GtkWidget *wscroll; | |
1755a397 | 3175 | GtkWidget *webox; |
f392e843 JD |
3176 | GtkObject *vadj; |
3177 | int scroll_id; | |
177c0ea7 | 3178 | |
f392e843 JD |
3179 | /* Page, step increment values are not so important here, they |
3180 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
3181 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
3182 | 0.1, 0.1, 0.1); | |
3183 | ||
3184 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 3185 | webox = gtk_event_box_new (); |
f392e843 JD |
3186 | gtk_widget_set_name (wscroll, scroll_bar_name); |
3187 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 3188 | |
f392e843 | 3189 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 3190 | |
f979dc05 | 3191 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
3192 | "value-changed", |
3193 | scroll_callback, | |
f979dc05 | 3194 | (gpointer) bar); |
ff59904a | 3195 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3196 | g_signal_connect (G_OBJECT (wscroll), |
3197 | "destroy", | |
3198 | G_CALLBACK (xg_gtk_scroll_destroy), | |
ff59904a | 3199 | (gpointer) (EMACS_INT) scroll_id); |
f392e843 JD |
3200 | |
3201 | /* Connect to button press and button release to detect if any scroll bar | |
3202 | has the pointer. */ | |
3203 | g_signal_connect (G_OBJECT (wscroll), | |
3204 | "button-press-event", | |
3205 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3206 | (gpointer) bar); |
f392e843 JD |
3207 | g_signal_connect (G_OBJECT (wscroll), |
3208 | "button-release-event", | |
3209 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3210 | (gpointer) bar); |
177c0ea7 | 3211 | |
1755a397 JD |
3212 | /* The scroll bar widget does not draw on a window of its own. Instead |
3213 | it draws on the parent window, in this case the edit widget. So | |
3214 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
3215 | also, which causes flicker. Put an event box between the edit widget | |
3216 | and the scroll bar, so the scroll bar instead draws itself on the | |
3217 | event box window. */ | |
3218 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
3219 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
c43923ad | 3220 | |
f392e843 JD |
3221 | |
3222 | /* Set the cursor to an arrow. */ | |
1755a397 | 3223 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 | 3224 | |
056ce195 | 3225 | bar->x_window = scroll_id; |
f392e843 JD |
3226 | } |
3227 | ||
3228 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 3229 | |
f392e843 JD |
3230 | void |
3231 | xg_show_scroll_bar (scrollbar_id) | |
3232 | int scrollbar_id; | |
3233 | { | |
3234 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3235 | if (w) | |
1755a397 | 3236 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
3237 | } |
3238 | ||
3239 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 3240 | |
f392e843 JD |
3241 | void |
3242 | xg_remove_scroll_bar (f, scrollbar_id) | |
3243 | FRAME_PTR f; | |
3244 | int scrollbar_id; | |
3245 | { | |
3246 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3247 | if (w) | |
3248 | { | |
1755a397 | 3249 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 3250 | gtk_widget_destroy (w); |
1755a397 | 3251 | gtk_widget_destroy (wparent); |
f392e843 JD |
3252 | SET_FRAME_GARBAGED (f); |
3253 | } | |
3254 | } | |
3255 | ||
f392e843 JD |
3256 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
3257 | in frame F. | |
3258 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
3259 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 3260 | |
f392e843 | 3261 | void |
1755a397 | 3262 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
3263 | FRAME_PTR f; |
3264 | int scrollbar_id; | |
3265 | int top; | |
3266 | int left; | |
3267 | int width; | |
3268 | int height; | |
3269 | { | |
f392e843 | 3270 | |
49853a4d | 3271 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 3272 | |
49853a4d JD |
3273 | if (wscroll) |
3274 | { | |
cea9be54 | 3275 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 3276 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 3277 | |
ab2d724b | 3278 | /* Move and resize to new values. */ |
1755a397 | 3279 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
817d354b JD |
3280 | gtk_widget_set_size_request (wscroll, width, height); |
3281 | gtk_widget_queue_draw (wparent); | |
3282 | gdk_window_process_all_updates (); | |
3283 | /* GTK does not redraw until the main loop is entered again, but | |
3284 | if there are no X events pending we will not enter it. So we sync | |
3285 | here to get some events. */ | |
3286 | x_sync (f); | |
49853a4d JD |
3287 | SET_FRAME_GARBAGED (f); |
3288 | cancel_mouse_face (f); | |
3289 | } | |
f392e843 JD |
3290 | } |
3291 | ||
3292 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3293 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 3294 | |
f392e843 JD |
3295 | void |
3296 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3297 | struct scroll_bar *bar; | |
3298 | int portion, position, whole; | |
3299 | { | |
056ce195 | 3300 | GtkWidget *wscroll = xg_get_widget_from_map (bar->x_window); |
f392e843 JD |
3301 | |
3302 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3303 | ||
17097258 | 3304 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3305 | { |
3306 | GtkAdjustment *adj; | |
3307 | gdouble shown; | |
3308 | gdouble top; | |
3309 | int size, value; | |
7863d625 JD |
3310 | int new_step; |
3311 | int changed = 0; | |
177c0ea7 | 3312 | |
f392e843 JD |
3313 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3314 | ||
17097258 JD |
3315 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3316 | rather than the real portion value. This makes the thumb less likely | |
3317 | to resize and that looks better. */ | |
be786000 | 3318 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3319 | /* When the thumb is at the bottom, position == whole. |
3320 | So we need to increase `whole' to make space for the thumb. */ | |
3321 | whole += portion; | |
3322 | ||
f392e843 JD |
3323 | if (whole <= 0) |
3324 | top = 0, shown = 1; | |
3325 | else | |
3326 | { | |
f392e843 | 3327 | top = (gdouble) position / whole; |
7863d625 | 3328 | shown = (gdouble) portion / whole; |
f392e843 JD |
3329 | } |
3330 | ||
7863d625 JD |
3331 | size = shown * XG_SB_RANGE; |
3332 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3333 | size = max (size, 1); |
3334 | ||
7863d625 JD |
3335 | value = top * XG_SB_RANGE; |
3336 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3337 | value = max (value, XG_SB_MIN); |
3338 | ||
7863d625 | 3339 | /* Assume all lines are of equal size. */ |
be786000 | 3340 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3341 | |
3342 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3343 | || (int) adj->step_increment != new_step) |
3344 | { | |
7863d625 JD |
3345 | adj->page_size = size; |
3346 | adj->step_increment = new_step; | |
2a2071c3 | 3347 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3348 | adj->page_increment = (int) (0.95*adj->page_size); |
3349 | changed = 1; | |
2a2071c3 | 3350 | } |
17097258 | 3351 | |
7863d625 JD |
3352 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3353 | { | |
3354 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3355 | |
7863d625 | 3356 | BLOCK_INPUT; |
cea9be54 | 3357 | |
7863d625 JD |
3358 | /* gtk_range_set_value invokes the callback. Set |
3359 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3360 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3361 | |
7863d625 JD |
3362 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3363 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3364 | else if (changed) | |
3365 | gtk_adjustment_changed (adj); | |
3366 | ||
3367 | xg_ignore_gtk_scrollbar = 0; | |
3368 | ||
3369 | UNBLOCK_INPUT; | |
3370 | } | |
3371 | } | |
f392e843 JD |
3372 | } |
3373 | ||
e511451f JD |
3374 | /* Return non-zero if EVENT is for a scroll bar in frame F. |
3375 | When the same X window is used for several Gtk+ widgets, we cannot | |
3376 | say for sure based on the X window alone if an event is for the | |
3377 | frame. This function does additional checks. | |
3378 | ||
3379 | Return non-zero if the event is for a scroll bar, zero otherwise. */ | |
3380 | ||
3381 | int | |
3382 | xg_event_is_for_scrollbar (f, event) | |
3383 | FRAME_PTR f; | |
3384 | XEvent *event; | |
3385 | { | |
3386 | int retval = 0; | |
3387 | ||
3388 | if (f && event->type == ButtonPress) | |
3389 | { | |
3390 | /* Check if press occurred outside the edit widget. */ | |
3391 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
3392 | retval = gdk_display_get_window_at_pointer (gdpy, NULL, NULL) | |
3393 | != f->output_data.x->edit_widget->window; | |
3394 | } | |
3395 | else if (f && (event->type != ButtonRelease || event->type != MotionNotify)) | |
3396 | { | |
3397 | /* If we are releasing or moving the scroll bar, it has the grab. */ | |
3398 | retval = gtk_grab_get_current () != 0 | |
3399 | && gtk_grab_get_current () != f->output_data.x->edit_widget; | |
3400 | } | |
3401 | ||
3402 | return retval; | |
3403 | } | |
3404 | ||
3405 | ||
f392e843 JD |
3406 | \f |
3407 | /*********************************************************************** | |
3408 | Tool bar functions | |
3409 | ***********************************************************************/ | |
3410 | /* The key for the data we put in the GtkImage widgets. The data is | |
3411 | the image used by Emacs. We use this to see if we need to update | |
3412 | the GtkImage with a new image. */ | |
3413 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3414 | ||
2334f9e7 JD |
3415 | /* The key for storing the latest modifiers so the activate callback can |
3416 | get them. */ | |
3417 | #define XG_TOOL_BAR_LAST_MODIFIER "emacs-tool-bar-modifier" | |
3418 | ||
1e0fe298 JD |
3419 | /* The key for storing the button widget in its proxy menu item. */ |
3420 | #define XG_TOOL_BAR_PROXY_BUTTON "emacs-tool-bar-proxy-button" | |
2334f9e7 | 3421 | |
98a92193 JD |
3422 | /* The key for the data we put in the GtkImage widgets. The data is |
3423 | the stock name used by Emacs. We use this to see if we need to update | |
3424 | the GtkImage with a new image. */ | |
3425 | #define XG_TOOL_BAR_STOCK_NAME "emacs-tool-bar-stock-name" | |
3426 | ||
2154c964 JD |
3427 | /* As above, but this is used for named theme widgets, as opposed to |
3428 | stock items. */ | |
3429 | #define XG_TOOL_BAR_ICON_NAME "emacs-tool-bar-icon-name" | |
3430 | ||
98a92193 JD |
3431 | /* Callback function invoked when a tool bar item is pressed. |
3432 | W is the button widget in the tool bar that got pressed, | |
3433 | CLIENT_DATA is an integer that is the index of the button in the | |
3434 | tool bar. 0 is the first button. */ | |
3435 | ||
2334f9e7 JD |
3436 | static gboolean |
3437 | xg_tool_bar_button_cb (widget, event, user_data) | |
3438 | GtkWidget *widget; | |
3439 | GdkEventButton *event; | |
3440 | gpointer user_data; | |
3441 | { | |
b43da352 JD |
3442 | /* Casts to avoid warnings when gpointer is 64 bits and int is 32 bits */ |
3443 | gpointer ptr = (gpointer) (EMACS_INT) event->state; | |
6e1440e6 | 3444 | g_object_set_data (G_OBJECT (widget), XG_TOOL_BAR_LAST_MODIFIER, ptr); |
6d45d2a0 | 3445 | return FALSE; |
2334f9e7 JD |
3446 | } |
3447 | ||
3448 | ||
6e1440e6 JD |
3449 | /* Callback function invoked when a tool bar item is pressed. |
3450 | W is the button widget in the tool bar that got pressed, | |
3451 | CLIENT_DATA is an integer that is the index of the button in the | |
3452 | tool bar. 0 is the first button. */ | |
3453 | ||
f392e843 JD |
3454 | static void |
3455 | xg_tool_bar_callback (w, client_data) | |
3456 | GtkWidget *w; | |
3457 | gpointer client_data; | |
3458 | { | |
ff59904a JD |
3459 | /* The EMACS_INT cast avoids a warning. */ |
3460 | int idx = (int) (EMACS_INT) client_data; | |
b43da352 JD |
3461 | int mod = (int) (EMACS_INT) g_object_get_data (G_OBJECT (w), |
3462 | XG_TOOL_BAR_LAST_MODIFIER); | |
2334f9e7 | 3463 | |
f392e843 JD |
3464 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3465 | Lisp_Object key, frame; | |
3466 | struct input_event event; | |
aa4ac494 | 3467 | EVENT_INIT (event); |
f392e843 JD |
3468 | |
3469 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3470 | return; | |
3471 | ||
3472 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3473 | |
f392e843 JD |
3474 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3475 | XSETFRAME (frame, f); | |
991bde0d JD |
3476 | |
3477 | /* We generate two events here. The first one is to set the prefix | |
3478 | to `(tool_bar)', see keyboard.c. */ | |
f392e843 JD |
3479 | event.kind = TOOL_BAR_EVENT; |
3480 | event.frame_or_window = frame; | |
8e5a8840 JB |
3481 | event.arg = frame; |
3482 | kbd_buffer_store_event (&event); | |
3483 | ||
3484 | event.kind = TOOL_BAR_EVENT; | |
991bde0d | 3485 | event.frame_or_window = frame; |
f392e843 | 3486 | event.arg = key; |
2334f9e7 | 3487 | /* Convert between the modifier bits GDK uses and the modifier bits |
4a02423f | 3488 | Emacs uses. This assumes GDK and X masks are the same, which they are when |
2334f9e7 JD |
3489 | this is written. */ |
3490 | event.modifiers = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), mod); | |
f392e843 | 3491 | kbd_buffer_store_event (&event); |
4a02423f JD |
3492 | |
3493 | /* Return focus to the frame after we have clicked on a detached | |
3494 | tool bar button. */ | |
3495 | Fx_focus_frame (frame); | |
f392e843 JD |
3496 | } |
3497 | ||
1e0fe298 JD |
3498 | /* Callback function invoked when a tool bar item is pressed in a detached |
3499 | tool bar or the overflow drop down menu. | |
3500 | We just call xg_tool_bar_callback. | |
3501 | W is the menu item widget that got pressed, | |
3502 | CLIENT_DATA is an integer that is the index of the button in the | |
3503 | tool bar. 0 is the first button. */ | |
3504 | ||
3505 | static void | |
3506 | xg_tool_bar_proxy_callback (w, client_data) | |
3507 | GtkWidget *w; | |
3508 | gpointer client_data; | |
3509 | { | |
3510 | GtkWidget *wbutton = GTK_WIDGET (g_object_get_data (G_OBJECT (w), | |
3511 | XG_TOOL_BAR_PROXY_BUTTON)); | |
3512 | xg_tool_bar_callback (wbutton, client_data); | |
3513 | } | |
3514 | ||
69b16610 JD |
3515 | |
3516 | static gboolean | |
3517 | xg_tool_bar_help_callback P_ ((GtkWidget *w, | |
3518 | GdkEventCrossing *event, | |
3519 | gpointer client_data)); | |
3520 | ||
3521 | /* This callback is called when a help is to be shown for an item in | |
3522 | the detached tool bar when the detached tool bar it is not expanded. */ | |
3523 | ||
3524 | static gboolean | |
3525 | xg_tool_bar_proxy_help_callback (w, event, client_data) | |
3526 | GtkWidget *w; | |
3527 | GdkEventCrossing *event; | |
3528 | gpointer client_data; | |
3529 | { | |
3530 | GtkWidget *wbutton = GTK_WIDGET (g_object_get_data (G_OBJECT (w), | |
3531 | XG_TOOL_BAR_PROXY_BUTTON)); | |
3532 | ||
3533 | xg_tool_bar_help_callback (wbutton, event, client_data); | |
3534 | } | |
3535 | ||
3536 | ||
1e0fe298 JD |
3537 | /* This callback is called when a tool item should create a proxy item, |
3538 | such as for the overflow menu. Also called when the tool bar is detached. | |
3539 | If we don't create a proxy menu item, the detached tool bar will be | |
3540 | blank. */ | |
3541 | ||
3542 | static gboolean | |
3543 | xg_tool_bar_menu_proxy (toolitem, user_data) | |
3544 | GtkToolItem *toolitem; | |
3545 | gpointer user_data; | |
3546 | { | |
3547 | GtkWidget *weventbox = gtk_bin_get_child (GTK_BIN (toolitem)); | |
3548 | GtkButton *wbutton = GTK_BUTTON (gtk_bin_get_child (GTK_BIN (weventbox))); | |
69b16610 | 3549 | GtkWidget *wmenuitem = gtk_image_menu_item_new_with_label (""); |
1e0fe298 JD |
3550 | GtkWidget *wmenuimage; |
3551 | ||
8e5a8840 | 3552 | if (gtk_button_get_use_stock (wbutton)) |
1e0fe298 JD |
3553 | wmenuimage = gtk_image_new_from_stock (gtk_button_get_label (wbutton), |
3554 | GTK_ICON_SIZE_MENU); | |
3555 | else | |
3556 | { | |
3557 | GtkImage *wimage = GTK_IMAGE (gtk_bin_get_child (GTK_BIN (wbutton))); | |
3558 | GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (wbutton)); | |
3559 | GtkImageType store_type = gtk_image_get_storage_type (wimage); | |
e624c3f9 | 3560 | |
1e0fe298 JD |
3561 | if (store_type == GTK_IMAGE_STOCK) |
3562 | { | |
3563 | gchar *stock_id; | |
3564 | gtk_image_get_stock (wimage, &stock_id, NULL); | |
3565 | wmenuimage = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_MENU); | |
3566 | } | |
3567 | else if (store_type == GTK_IMAGE_ICON_SET) | |
3568 | { | |
3569 | GtkIconSet *icon_set; | |
3570 | gtk_image_get_icon_set (wimage, &icon_set, NULL); | |
3571 | wmenuimage = gtk_image_new_from_icon_set (icon_set, | |
3572 | GTK_ICON_SIZE_MENU); | |
3573 | } | |
3574 | else if (store_type == GTK_IMAGE_PIXBUF) | |
3575 | { | |
3576 | gint width, height; | |
8e5a8840 | 3577 | |
1e0fe298 JD |
3578 | if (settings && |
3579 | gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, | |
3580 | &width, &height)) | |
3581 | { | |
3582 | GdkPixbuf *src_pixbuf, *dest_pixbuf; | |
3583 | ||
3584 | src_pixbuf = gtk_image_get_pixbuf (wimage); | |
3585 | dest_pixbuf = gdk_pixbuf_scale_simple (src_pixbuf, width, height, | |
3586 | GDK_INTERP_BILINEAR); | |
3587 | ||
3588 | wmenuimage = gtk_image_new_from_pixbuf (dest_pixbuf); | |
3589 | } | |
e624c3f9 JD |
3590 | else |
3591 | { | |
3592 | fprintf (stderr, "internal error: GTK_IMAGE_PIXBUF failed\n"); | |
3593 | abort (); | |
3594 | } | |
3595 | } | |
8e5a8840 | 3596 | else if (store_type == GTK_IMAGE_ICON_NAME) |
e624c3f9 JD |
3597 | { |
3598 | const gchar *icon_name; | |
3599 | GtkIconSize icon_size; | |
3600 | ||
3601 | gtk_image_get_icon_name (wimage, &icon_name, &icon_size); | |
3602 | wmenuimage = gtk_image_new_from_icon_name (icon_name, | |
3603 | GTK_ICON_SIZE_MENU); | |
3604 | } | |
3605 | else | |
3606 | { | |
3607 | fprintf (stderr, "internal error: store_type is %d\n", store_type); | |
3608 | abort (); | |
1e0fe298 JD |
3609 | } |
3610 | } | |
3611 | if (wmenuimage) | |
3612 | gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (wmenuitem), wmenuimage); | |
3613 | ||
3614 | g_signal_connect (G_OBJECT (wmenuitem), | |
3615 | "activate", | |
dc2933eb | 3616 | G_CALLBACK (xg_tool_bar_proxy_callback), |
1e0fe298 JD |
3617 | user_data); |
3618 | ||
69b16610 | 3619 | |
1e0fe298 JD |
3620 | g_object_set_data (G_OBJECT (wmenuitem), XG_TOOL_BAR_PROXY_BUTTON, |
3621 | (gpointer) wbutton); | |
3622 | gtk_tool_item_set_proxy_menu_item (toolitem, "Emacs toolbar item", wmenuitem); | |
69b16610 JD |
3623 | gtk_widget_set_sensitive (wmenuitem, GTK_WIDGET_SENSITIVE (wbutton)); |
3624 | ||
3625 | /* Use enter/leave notify to show help. We use the events | |
3626 | rather than the GtkButton specific signals "enter" and | |
3627 | "leave", so we can have only one callback. The event | |
3628 | will tell us what kind of event it is. */ | |
3629 | g_signal_connect (G_OBJECT (wmenuitem), | |
3630 | "enter-notify-event", | |
3631 | G_CALLBACK (xg_tool_bar_proxy_help_callback), | |
3632 | user_data); | |
3633 | g_signal_connect (G_OBJECT (wmenuitem), | |
3634 | "leave-notify-event", | |
3635 | G_CALLBACK (xg_tool_bar_proxy_help_callback), | |
3636 | user_data); | |
1e0fe298 JD |
3637 | |
3638 | return TRUE; | |
3639 | } | |
3640 | ||
f392e843 JD |
3641 | /* This callback is called when a tool bar is detached. We must set |
3642 | the height of the tool bar to zero when this happens so frame sizes | |
3643 | are correctly calculated. | |
3644 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3645 | W is the tool bar widget. | |
3646 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3647 | |
f392e843 JD |
3648 | static void |
3649 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3650 | GtkHandleBox *wbox; | |
3651 | GtkWidget *w; | |
3652 | gpointer client_data; | |
3653 | { | |
3654 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab JD |
3655 | extern int x_gtk_whole_detached_tool_bar; |
3656 | ||
3657 | g_object_set (G_OBJECT (w), "show-arrow", !x_gtk_whole_detached_tool_bar, | |
3658 | NULL); | |
f392e843 JD |
3659 | |
3660 | if (f) | |
3661 | { | |
e0910857 JD |
3662 | FRAME_X_OUTPUT (f)->toolbar_detached = 1; |
3663 | ||
f392e843 JD |
3664 | /* When detaching a tool bar, not everything dissapear. There are |
3665 | a few pixels left that are used to drop the tool bar back into | |
3666 | place. */ | |
3f1c6666 JD |
3667 | FRAME_TOOLBAR_HEIGHT (f) = 4; |
3668 | xg_height_changed (f); | |
f392e843 JD |
3669 | } |
3670 | } | |
3671 | ||
3672 | /* This callback is called when a tool bar is reattached. We must set | |
3673 | the height of the tool bar when this happens so frame sizes | |
3674 | are correctly calculated. | |
3675 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3676 | W is the tool bar widget. | |
3677 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3678 | |
f392e843 JD |
3679 | static void |
3680 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3681 | GtkHandleBox *wbox; | |
3682 | GtkWidget *w; | |
3683 | gpointer client_data; | |
3684 | { | |
3685 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab | 3686 | g_object_set (G_OBJECT (w), "show-arrow", TRUE, NULL); |
f392e843 JD |
3687 | |
3688 | if (f) | |
3689 | { | |
3690 | GtkRequisition req; | |
3691 | ||
e0910857 JD |
3692 | FRAME_X_OUTPUT (f)->toolbar_detached = 0; |
3693 | ||
f392e843 JD |
3694 | gtk_widget_size_request (w, &req); |
3695 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3f1c6666 | 3696 | xg_height_changed (f); |
f392e843 JD |
3697 | } |
3698 | } | |
3699 | ||
3700 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3701 | It is used for displaying and hiding the help text. | |
3702 | W is the tool bar item, a button. | |
3703 | EVENT is either an enter event or leave event. | |
3704 | CLIENT_DATA is an integer that is the index of the button in the | |
3705 | tool bar. 0 is the first button. | |
3706 | ||
3707 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3708 | |
f392e843 JD |
3709 | static gboolean |
3710 | xg_tool_bar_help_callback (w, event, client_data) | |
3711 | GtkWidget *w; | |
3712 | GdkEventCrossing *event; | |
3713 | gpointer client_data; | |
3714 | { | |
ff59904a JD |
3715 | /* The EMACS_INT cast avoids a warning. */ |
3716 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3717 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3718 | Lisp_Object help, frame; | |
3719 | ||
f392e843 | 3720 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) |
d9301435 | 3721 | return FALSE; |
f392e843 JD |
3722 | |
3723 | if (event->type == GDK_ENTER_NOTIFY) | |
3724 | { | |
3725 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3726 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3727 | ||
3728 | if (NILP (help)) | |
3729 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3730 | } | |
3731 | else | |
3732 | help = Qnil; | |
3733 | ||
3734 | XSETFRAME (frame, f); | |
3735 | kbd_buffer_store_help_event (frame, help); | |
3736 | ||
3737 | return FALSE; | |
3738 | } | |
3739 | ||
3740 | ||
f098b121 JD |
3741 | /* This callback is called when a tool bar item shall be redrawn. |
3742 | It modifies the expose event so that the GtkImage widget redraws the | |
3743 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3744 | in the wrong place when it tries to redraw just a part of the image. | |
3745 | W is the GtkImage to be redrawn. | |
3746 | EVENT is the expose event for W. | |
3747 | CLIENT_DATA is unused. | |
3748 | ||
3749 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3750 | |
f098b121 | 3751 | static gboolean |
3a8a22fc | 3752 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3753 | GtkWidget *w; |
3754 | GdkEventExpose *event; | |
3755 | gpointer client_data; | |
3756 | { | |
b676f356 JD |
3757 | gint width, height; |
3758 | ||
3759 | gdk_drawable_get_size (event->window, &width, &height); | |
3760 | ||
3761 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3762 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3763 | ||
810f2256 JD |
3764 | event->area.x = max (0, event->area.x); |
3765 | event->area.y = max (0, event->area.y); | |
c43923ad | 3766 | |
b676f356 JD |
3767 | event->area.width = max (width, event->area.width); |
3768 | event->area.height = max (height, event->area.height); | |
c43923ad | 3769 | |
f098b121 JD |
3770 | return FALSE; |
3771 | } | |
3772 | ||
1e39cbfb | 3773 | /* Attach a tool bar to frame F. */ |
71bacd48 | 3774 | |
f392e843 | 3775 | static void |
1e39cbfb | 3776 | xg_pack_tool_bar (f) |
f392e843 JD |
3777 | FRAME_PTR f; |
3778 | { | |
3779 | struct x_output *x = f->output_data.x; | |
f392e843 JD |
3780 | int vbox_pos = x->menubar_widget ? 1 : 0; |
3781 | ||
f392e843 | 3782 | x->handlebox_widget = gtk_handle_box_new (); |
1e39cbfb JD |
3783 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3784 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3785 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3786 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
e0910857 | 3787 | |
f392e843 JD |
3788 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), |
3789 | x->toolbar_widget); | |
177c0ea7 | 3790 | |
f392e843 JD |
3791 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3792 | FALSE, FALSE, 0); | |
177c0ea7 | 3793 | |
f392e843 JD |
3794 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3795 | vbox_pos); | |
1e39cbfb JD |
3796 | gtk_widget_show_all (x->handlebox_widget); |
3797 | } | |
3798 | ||
3799 | /* Create a tool bar for frame F. */ | |
3800 | ||
3801 | static void | |
3802 | xg_create_tool_bar (f) | |
3803 | FRAME_PTR f; | |
3804 | { | |
3805 | struct x_output *x = f->output_data.x; | |
3806 | GtkRequisition req; | |
3807 | ||
3808 | x->toolbar_widget = gtk_toolbar_new (); | |
3809 | x->toolbar_detached = 0; | |
f392e843 | 3810 | |
f098b121 JD |
3811 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3812 | ||
3813 | /* We only have icons, so override any user setting. We could | |
3814 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3815 | below), but some of those strings are long, making the toolbar so | |
3816 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3817 | item equal size, so the longest caption determine the size of every | |
3818 | tool bar item. I think the creators of the GtkToolbar widget | |
3819 | counted on 4 or 5 character long strings. */ | |
3820 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3821 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3822 | GTK_ORIENTATION_HORIZONTAL); | |
1e39cbfb | 3823 | } |
f098b121 | 3824 | |
177c0ea7 | 3825 | |
1e39cbfb | 3826 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) |
f392e843 | 3827 | |
98a92193 JD |
3828 | /* Find the right-to-left image named by RTL in the tool bar images for F. |
3829 | Returns IMAGE if RTL is not found. */ | |
3830 | ||
3831 | static Lisp_Object | |
3832 | find_rtl_image (f, image, rtl) | |
3833 | FRAME_PTR f; | |
3834 | Lisp_Object image; | |
3835 | Lisp_Object rtl; | |
3836 | { | |
3837 | int i; | |
3838 | Lisp_Object file, rtl_name; | |
3839 | struct gcpro gcpro1, gcpro2; | |
3840 | GCPRO2 (file, rtl_name); | |
3841 | ||
3842 | rtl_name = Ffile_name_nondirectory (rtl); | |
3843 | ||
3844 | for (i = 0; i < f->n_tool_bar_items; ++i) | |
3845 | { | |
3846 | Lisp_Object rtl_image = PROP (TOOL_BAR_ITEM_IMAGES); | |
8e5a8840 | 3847 | if (!NILP (file = file_for_image (rtl_image))) |
98a92193 JD |
3848 | { |
3849 | file = call1 (intern ("file-name-sans-extension"), | |
3850 | Ffile_name_nondirectory (file)); | |
3851 | if (EQ (Fequal (file, rtl_name), Qt)) | |
3852 | { | |
3853 | image = rtl_image; | |
3854 | break; | |
3855 | } | |
3856 | } | |
3857 | } | |
3858 | ||
3859 | return image; | |
3860 | } | |
3861 | ||
71bacd48 JD |
3862 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3863 | ||
4e6b227d CY |
3864 | extern Lisp_Object Qx_gtk_map_stock; |
3865 | ||
f392e843 JD |
3866 | void |
3867 | update_frame_tool_bar (f) | |
3868 | FRAME_PTR f; | |
3869 | { | |
3870 | int i; | |
3871 | GtkRequisition old_req, new_req; | |
f392e843 | 3872 | struct x_output *x = f->output_data.x; |
bfc2a7d1 | 3873 | int hmargin = 0, vmargin = 0; |
98a92193 | 3874 | GtkToolbar *wtoolbar; |
6e1440e6 | 3875 | GtkToolItem *ti; |
98a92193 | 3876 | GtkTextDirection dir; |
1e39cbfb | 3877 | int pack_tool_bar = x->handlebox_widget == NULL; |
f392e843 JD |
3878 | |
3879 | if (! FRAME_GTK_WIDGET (f)) | |
3880 | return; | |
3881 | ||
3882 | BLOCK_INPUT; | |
177c0ea7 | 3883 | |
133c0116 JD |
3884 | if (INTEGERP (Vtool_bar_button_margin) |
3885 | && XINT (Vtool_bar_button_margin) > 0) | |
3886 | { | |
3887 | hmargin = XFASTINT (Vtool_bar_button_margin); | |
3888 | vmargin = XFASTINT (Vtool_bar_button_margin); | |
3889 | } | |
3890 | else if (CONSP (Vtool_bar_button_margin)) | |
3891 | { | |
3892 | if (INTEGERP (XCAR (Vtool_bar_button_margin)) | |
3893 | && XINT (XCAR (Vtool_bar_button_margin)) > 0) | |
3894 | hmargin = XFASTINT (XCAR (Vtool_bar_button_margin)); | |
3895 | ||
3896 | if (INTEGERP (XCDR (Vtool_bar_button_margin)) | |
3897 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
3898 | vmargin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
3899 | } | |
3900 | ||
3901 | /* The natural size (i.e. when GTK uses 0 as margin) looks best, | |
3902 | so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK", | |
3903 | i.e. zero. This means that margins less than | |
3904 | DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */ | |
3905 | hmargin = max (0, hmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3906 | vmargin = max (0, vmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
c43923ad | 3907 | |
f392e843 JD |
3908 | if (! x->toolbar_widget) |
3909 | xg_create_tool_bar (f); | |
3910 | ||
98a92193 JD |
3911 | wtoolbar = GTK_TOOLBAR (x->toolbar_widget); |
3912 | gtk_widget_size_request (GTK_WIDGET (wtoolbar), &old_req); | |
3913 | dir = gtk_widget_get_direction (x->toolbar_widget); | |
f392e843 | 3914 | |
f392e843 JD |
3915 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3916 | { | |
f392e843 JD |
3917 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); |
3918 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3919 | int idx; | |
3920 | int img_id; | |
98a92193 JD |
3921 | int icon_size = 0; |
3922 | struct image *img = NULL; | |
f392e843 | 3923 | Lisp_Object image; |
495effe5 | 3924 | Lisp_Object stock = Qnil; |
98a92193 JD |
3925 | GtkStockItem stock_item; |
3926 | char *stock_name = NULL; | |
2154c964 | 3927 | char *icon_name = NULL; |
98a92193 | 3928 | Lisp_Object rtl; |
b42ff099 | 3929 | GtkWidget *wbutton = NULL; |
6e1440e6 | 3930 | GtkWidget *weventbox; |
d4ad8c04 | 3931 | Lisp_Object specified_file; |
26b74a0b | 3932 | |
6e1440e6 JD |
3933 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i); |
3934 | ||
3935 | if (ti) | |
3936 | { | |
3937 | weventbox = gtk_bin_get_child (GTK_BIN (ti)); | |
3938 | wbutton = gtk_bin_get_child (GTK_BIN (weventbox)); | |
3939 | } | |
f392e843 | 3940 | |
f392e843 | 3941 | image = PROP (TOOL_BAR_ITEM_IMAGES); |
f392e843 JD |
3942 | |
3943 | /* Ignore invalid image specifications. */ | |
3944 | if (!valid_image_p (image)) | |
3945 | { | |
98a92193 | 3946 | if (wbutton) gtk_widget_hide (wbutton); |
f392e843 JD |
3947 | continue; |
3948 | } | |
3949 | ||
d4ad8c04 | 3950 | specified_file = file_for_image (image); |
4e6b227d CY |
3951 | if (!NILP (specified_file) && !NILP (Ffboundp (Qx_gtk_map_stock))) |
3952 | stock = call1 (Qx_gtk_map_stock, specified_file); | |
f392e843 | 3953 | |
4e6b227d | 3954 | if (STRINGP (stock)) |
98a92193 JD |
3955 | { |
3956 | stock_name = SSDATA (stock); | |
2154c964 JD |
3957 | if (stock_name[0] == 'n' && stock_name[1] == ':') |
3958 | { | |
3959 | GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (wtoolbar)); | |
3960 | GtkIconTheme *icon_theme = gtk_icon_theme_get_for_screen (screen); | |
3961 | ||
3962 | icon_name = stock_name + 2; | |
3963 | stock_name = NULL; | |
3964 | stock = Qnil; | |
3965 | ||
3966 | if (! gtk_icon_theme_has_icon (icon_theme, icon_name)) | |
3967 | icon_name = NULL; | |
3968 | else | |
3969 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
3970 | } | |
3971 | else if (gtk_stock_lookup (SSDATA (stock), &stock_item)) | |
3972 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
8e5a8840 | 3973 | else |
2154c964 JD |
3974 | { |
3975 | stock = Qnil; | |
3976 | stock_name = NULL; | |
3977 | } | |
98a92193 | 3978 | } |
2154c964 JD |
3979 | |
3980 | if (stock_name == NULL && icon_name == NULL) | |
1d1885fc | 3981 | { |
98a92193 JD |
3982 | /* No stock image, or stock item not known. Try regular image. */ |
3983 | ||
3984 | /* If image is a vector, choose the image according to the | |
3985 | button state. */ | |
3986 | if (dir == GTK_TEXT_DIR_RTL | |
3987 | && !NILP (rtl = PROP (TOOL_BAR_ITEM_RTL_IMAGE)) | |
3988 | && STRINGP (rtl)) | |
6e1440e6 | 3989 | { |
98a92193 JD |
3990 | image = find_rtl_image (f, image, rtl); |
3991 | } | |
3992 | ||
3993 | if (VECTORP (image)) | |
3994 | { | |
3995 | if (enabled_p) | |
3996 | idx = (selected_p | |
3997 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3998 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3999 | else | |
4000 | idx = (selected_p | |
4001 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
4002 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
4003 | ||
4004 | xassert (ASIZE (image) >= idx); | |
4005 | image = AREF (image, idx); | |
4006 | } | |
4007 | else | |
4008 | idx = -1; | |
4009 | ||
4010 | img_id = lookup_image (f, image); | |
4011 | img = IMAGE_FROM_ID (f, img_id); | |
4012 | prepare_image_for_display (f, img); | |
8e5a8840 | 4013 | |
98a92193 JD |
4014 | if (img->load_failed_p || img->pixmap == None) |
4015 | { | |
4016 | if (ti) | |
4017 | gtk_widget_hide_all (GTK_WIDGET (ti)); | |
4018 | else | |
4019 | { | |
4020 | /* Insert an empty (non-image) button */ | |
4021 | weventbox = gtk_event_box_new (); | |
4022 | wbutton = gtk_button_new (); | |
4023 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); | |
4024 | gtk_button_set_relief (GTK_BUTTON (wbutton), | |
4025 | GTK_RELIEF_NONE); | |
4026 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
4027 | ti = gtk_tool_item_new (); | |
4028 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
4029 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); | |
4030 | } | |
4031 | continue; | |
6e1440e6 | 4032 | } |
1d1885fc | 4033 | } |
177c0ea7 | 4034 | |
6e1440e6 | 4035 | if (ti == NULL) |
ff24abfe | 4036 | { |
98a92193 JD |
4037 | GtkWidget *w; |
4038 | if (stock_name) | |
4039 | { | |
4040 | w = gtk_image_new_from_stock (stock_name, icon_size); | |
4041 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_STOCK_NAME, | |
4042 | (gpointer) xstrdup (stock_name), | |
4043 | (GDestroyNotify) xfree); | |
4044 | } | |
8e5a8840 | 4045 | else if (icon_name) |
2154c964 JD |
4046 | { |
4047 | w = gtk_image_new_from_icon_name (icon_name, icon_size); | |
4048 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_ICON_NAME, | |
4049 | (gpointer) xstrdup (icon_name), | |
4050 | (GDestroyNotify) xfree); | |
4051 | } | |
98a92193 JD |
4052 | else |
4053 | { | |
4054 | w = xg_get_image_for_pixmap (f, img, x->widget, NULL); | |
4055 | /* Save the image so we can see if an update is needed when | |
4056 | this function is called again. */ | |
4057 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
4058 | (gpointer)img->pixmap); | |
4059 | } | |
4060 | ||
133c0116 | 4061 | gtk_misc_set_padding (GTK_MISC (w), hmargin, vmargin); |
6e1440e6 | 4062 | wbutton = gtk_button_new (); |
1e0fe298 | 4063 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); |
6e1440e6 JD |
4064 | gtk_button_set_relief (GTK_BUTTON (wbutton), GTK_RELIEF_NONE); |
4065 | gtk_container_add (GTK_CONTAINER (wbutton), w); | |
4066 | weventbox = gtk_event_box_new (); | |
4067 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
4068 | ti = gtk_tool_item_new (); | |
4069 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
81d13a51 | 4070 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); |
ff24abfe JD |
4071 | |
4072 | ||
ff59904a | 4073 | /* The EMACS_INT cast avoids a warning. */ |
1e0fe298 | 4074 | g_signal_connect (G_OBJECT (ti), "create-menu-proxy", |
dc2933eb | 4075 | G_CALLBACK (xg_tool_bar_menu_proxy), |
1e0fe298 JD |
4076 | (gpointer) (EMACS_INT) i); |
4077 | ||
4078 | g_signal_connect (G_OBJECT (wbutton), "clicked", | |
dc2933eb | 4079 | G_CALLBACK (xg_tool_bar_callback), |
cd7cd4ac JD |
4080 | (gpointer) (EMACS_INT) i); |
4081 | ||
6e1440e6 | 4082 | gtk_widget_show_all (GTK_WIDGET (ti)); |
177c0ea7 | 4083 | |
f392e843 | 4084 | |
6e1440e6 | 4085 | g_object_set_data (G_OBJECT (weventbox), XG_FRAME_DATA, (gpointer)f); |
cd7cd4ac | 4086 | |
f098b121 | 4087 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 4088 | comment for xg_tool_bar_item_expose_callback. */ |
cd7cd4ac | 4089 | g_signal_connect (G_OBJECT (ti), |
f098b121 | 4090 | "expose-event", |
3a8a22fc | 4091 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
4092 | 0); |
4093 | ||
6e1440e6 JD |
4094 | gtk_widget_set_sensitive (wbutton, enabled_p); |
4095 | gtk_tool_item_set_homogeneous (ti, FALSE); | |
8e5a8840 | 4096 | |
2334f9e7 JD |
4097 | /* Callback to save modifyer mask (Shift/Control, etc). GTK makes |
4098 | no distinction based on modifiers in the activate callback, | |
4099 | so we have to do it ourselves. */ | |
6e1440e6 | 4100 | g_signal_connect (wbutton, "button-release-event", |
dc2933eb | 4101 | G_CALLBACK (xg_tool_bar_button_cb), |
6e1440e6 | 4102 | NULL); |
2334f9e7 | 4103 | |
6e1440e6 | 4104 | g_object_set_data (G_OBJECT (wbutton), XG_FRAME_DATA, (gpointer)f); |
69b16610 | 4105 | |
cd7cd4ac JD |
4106 | /* Use enter/leave notify to show help. We use the events |
4107 | rather than the GtkButton specific signals "enter" and | |
4108 | "leave", so we can have only one callback. The event | |
4109 | will tell us what kind of event it is. */ | |
4110 | /* The EMACS_INT cast avoids a warning. */ | |
6e1440e6 | 4111 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
4112 | "enter-notify-event", |
4113 | G_CALLBACK (xg_tool_bar_help_callback), | |
4114 | (gpointer) (EMACS_INT) i); | |
6e1440e6 | 4115 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
4116 | "leave-notify-event", |
4117 | G_CALLBACK (xg_tool_bar_help_callback), | |
4118 | (gpointer) (EMACS_INT) i); | |
f392e843 JD |
4119 | } |
4120 | else | |
4121 | { | |
6e1440e6 | 4122 | GtkWidget *wimage = gtk_bin_get_child (GTK_BIN (wbutton)); |
26b74a0b JD |
4123 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
4124 | XG_TOOL_BAR_IMAGE_DATA); | |
98a92193 JD |
4125 | gpointer old_stock_name = g_object_get_data (G_OBJECT (wimage), |
4126 | XG_TOOL_BAR_STOCK_NAME); | |
2154c964 JD |
4127 | gpointer old_icon_name = g_object_get_data (G_OBJECT (wimage), |
4128 | XG_TOOL_BAR_ICON_NAME); | |
98a92193 JD |
4129 | if (stock_name && |
4130 | (! old_stock_name || strcmp (old_stock_name, stock_name) != 0)) | |
4131 | { | |
4132 | gtk_image_set_from_stock (GTK_IMAGE (wimage), | |
4133 | stock_name, icon_size); | |
4134 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4135 | (gpointer) xstrdup (stock_name), | |
4136 | (GDestroyNotify) xfree); | |
4137 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4138 | NULL); | |
2154c964 JD |
4139 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
4140 | } | |
4141 | else if (icon_name && | |
4142 | (! old_icon_name || strcmp (old_icon_name, icon_name) != 0)) | |
4143 | { | |
4144 | gtk_image_set_from_icon_name (GTK_IMAGE (wimage), | |
4145 | icon_name, icon_size); | |
4146 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, | |
4147 | (gpointer) xstrdup (icon_name), | |
4148 | (GDestroyNotify) xfree); | |
4149 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4150 | NULL); | |
4151 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4152 | NULL); | |
98a92193 JD |
4153 | } |
4154 | else if (img && old_img != img->pixmap) | |
4155 | { | |
4156 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); | |
4157 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4158 | (gpointer)img->pixmap); | |
133c0116 | 4159 | |
98a92193 JD |
4160 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, |
4161 | NULL); | |
2154c964 | 4162 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
98a92193 | 4163 | } |
f392e843 | 4164 | |
98a92193 | 4165 | gtk_misc_set_padding (GTK_MISC (wimage), hmargin, vmargin); |
f392e843 | 4166 | |
6e1440e6 JD |
4167 | gtk_widget_set_sensitive (wbutton, enabled_p); |
4168 | gtk_widget_show_all (GTK_WIDGET (ti)); | |
4169 | } | |
177c0ea7 | 4170 | |
f392e843 JD |
4171 | #undef PROP |
4172 | } | |
4173 | ||
4174 | /* Remove buttons not longer needed. We just hide them so they | |
4175 | can be reused later on. */ | |
6e1440e6 | 4176 | do |
f392e843 | 4177 | { |
6e1440e6 JD |
4178 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i++); |
4179 | if (ti) gtk_widget_hide_all (GTK_WIDGET (ti)); | |
4180 | } while (ti != NULL); | |
f392e843 | 4181 | |
1e39cbfb | 4182 | new_req.height = 0; |
1e39cbfb | 4183 | if (pack_tool_bar && f->n_tool_bar_items != 0) |
3f1c6666 JD |
4184 | xg_pack_tool_bar (f); |
4185 | ||
1e39cbfb | 4186 | |
3f1c6666 JD |
4187 | gtk_widget_size_request (GTK_WIDGET (x->toolbar_widget), &new_req); |
4188 | if (old_req.height != new_req.height | |
e0910857 | 4189 | && ! FRAME_X_OUTPUT (f)->toolbar_detached) |
f392e843 JD |
4190 | { |
4191 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
3f1c6666 | 4192 | xg_height_changed (f); |
f392e843 | 4193 | } |
f392e843 JD |
4194 | UNBLOCK_INPUT; |
4195 | } | |
4196 | ||
71bacd48 JD |
4197 | /* Deallocate all resources for the tool bar on frame F. |
4198 | Remove the tool bar. */ | |
4199 | ||
f392e843 JD |
4200 | void |
4201 | free_frame_tool_bar (f) | |
4202 | FRAME_PTR f; | |
4203 | { | |
4204 | struct x_output *x = f->output_data.x; | |
4205 | ||
4206 | if (x->toolbar_widget) | |
4207 | { | |
d3b2a6da | 4208 | int is_packed = x->handlebox_widget != 0; |
f392e843 | 4209 | BLOCK_INPUT; |
d3b2a6da JD |
4210 | /* We may have created the toolbar_widget in xg_create_tool_bar, but |
4211 | not the x->handlebox_widget which is created in xg_pack_tool_bar. */ | |
4212 | if (is_packed) | |
4213 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
4214 | x->handlebox_widget); | |
4215 | else | |
4216 | gtk_widget_destroy (x->toolbar_widget); | |
4217 | ||
f392e843 JD |
4218 | x->toolbar_widget = 0; |
4219 | x->handlebox_widget = 0; | |
4220 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
3f1c6666 | 4221 | xg_height_changed (f); |
f392e843 | 4222 | |
f392e843 JD |
4223 | UNBLOCK_INPUT; |
4224 | } | |
4225 | } | |
4226 | ||
4227 | ||
4228 | \f | |
4229 | /*********************************************************************** | |
4230 | Initializing | |
4231 | ***********************************************************************/ | |
4232 | void | |
4233 | xg_initialize () | |
4234 | { | |
9f6fcdc5 JD |
4235 | GtkBindingSet *binding_set; |
4236 | ||
430e6c77 JD |
4237 | #if HAVE_XFT |
4238 | /* Work around a bug with corrupted data if libXft gets unloaded. This way | |
4239 | we keep it permanently linked in. */ | |
4240 | XftInit (0); | |
4241 | #endif | |
879ffad9 JD |
4242 | |
4243 | gdpy_def = NULL; | |
f392e843 | 4244 | xg_ignore_gtk_scrollbar = 0; |
da18b5ac | 4245 | xg_detached_menus = 0; |
f392e843 JD |
4246 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
4247 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
4248 | ||
81e302ef JD |
4249 | id_to_widget.max_size = id_to_widget.used = 0; |
4250 | id_to_widget.widgets = 0; | |
4251 | ||
f392e843 JD |
4252 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
4253 | bindings. It doesn't seem to be any way to remove properties, | |
4254 | so we set it to VoidSymbol which in X means "no key". */ | |
4255 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4256 | "gtk-menu-bar-accel", | |
4257 | "VoidSymbol", | |
4258 | EMACS_CLASS); | |
81e302ef JD |
4259 | |
4260 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
4261 | Emacs after all. */ | |
4262 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4263 | "gtk-key-theme-name", | |
4264 | "Emacs", | |
4265 | EMACS_CLASS); | |
9f6fcdc5 JD |
4266 | |
4267 | /* Make dialogs close on C-g. Since file dialog inherits from | |
4268 | dialog, this works for them also. */ | |
dc2933eb | 4269 | binding_set = gtk_binding_set_by_class (g_type_class_ref (GTK_TYPE_DIALOG)); |
9f6fcdc5 JD |
4270 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, |
4271 | "close", 0); | |
4272 | ||
4273 | /* Make menus close on C-g. */ | |
dc2933eb JD |
4274 | binding_set = gtk_binding_set_by_class (g_type_class_ref |
4275 | (GTK_TYPE_MENU_SHELL)); | |
9f6fcdc5 JD |
4276 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, |
4277 | "cancel", 0); | |
f392e843 JD |
4278 | } |
4279 | ||
4280 | #endif /* USE_GTK */ | |
ab5796a9 MB |
4281 | |
4282 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
4283 | (do not change this comment) */ |