Commit | Line | Data |
---|---|---|
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> |
f392e843 JD |
26 | #include "lisp.h" |
27 | #include "xterm.h" | |
28 | #include "blockinput.h" | |
aa477689 | 29 | #include "syssignal.h" |
f392e843 JD |
30 | #include "window.h" |
31 | #include "atimer.h" | |
32 | #include "gtkutil.h" | |
33 | #include "termhooks.h" | |
5b07197a DL |
34 | #include "keyboard.h" |
35 | #include "charset.h" | |
36 | #include "coding.h" | |
f392e843 JD |
37 | #include <gdk/gdkkeysyms.h> |
38 | ||
ddaa36e1 AS |
39 | #ifdef HAVE_XFT |
40 | #include <X11/Xft/Xft.h> | |
41 | #endif | |
810f2256 | 42 | |
f392e843 | 43 | #define FRAME_TOTAL_PIXEL_HEIGHT(f) \ |
be786000 | 44 | (FRAME_PIXEL_HEIGHT (f) + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
cea9be54 | 45 | |
93c579e0 JD |
46 | /* Avoid "differ in sign" warnings */ |
47 | #define SSDATA(x) ((char *) SDATA (x)) | |
48 | ||
810f2256 JD |
49 | \f |
50 | /*********************************************************************** | |
51 | Display handling functions | |
52 | ***********************************************************************/ | |
53 | ||
54 | #ifdef HAVE_GTK_MULTIDISPLAY | |
55 | ||
c1ffddfc CY |
56 | /* Keep track of the default display, or NULL if there is none. Emacs |
57 | may close all its displays. */ | |
879ffad9 JD |
58 | |
59 | static GdkDisplay *gdpy_def; | |
60 | ||
810f2256 | 61 | /* Return the GdkDisplay that corresponds to the X display DPY. */ |
71bacd48 | 62 | |
810f2256 JD |
63 | static GdkDisplay * |
64 | xg_get_gdk_display (dpy) | |
65 | Display *dpy; | |
66 | { | |
67 | return gdk_x11_lookup_xdisplay (dpy); | |
68 | } | |
69 | ||
70 | /* When the GTK widget W is to be created on a display for F that | |
71 | is not the default display, set the display for W. | |
72 | W can be a GtkMenu or a GtkWindow widget. */ | |
71bacd48 | 73 | |
810f2256 JD |
74 | static void |
75 | xg_set_screen (w, f) | |
76 | GtkWidget *w; | |
77 | FRAME_PTR f; | |
78 | { | |
79 | if (FRAME_X_DISPLAY (f) != GDK_DISPLAY ()) | |
80 | { | |
81 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
82 | GdkScreen *gscreen = gdk_display_get_default_screen (gdpy); | |
83 | ||
84 | if (GTK_IS_MENU (w)) | |
85 | gtk_menu_set_screen (GTK_MENU (w), gscreen); | |
86 | else | |
87 | gtk_window_set_screen (GTK_WINDOW (w), gscreen); | |
88 | } | |
89 | } | |
90 | ||
91 | ||
92 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
93 | ||
94 | /* Make some defines so we can use the GTK 2.2 functions when | |
95 | compiling with GTK 2.0. */ | |
71bacd48 | 96 | |
810f2256 JD |
97 | #define xg_set_screen(w, f) |
98 | #define gdk_xid_table_lookup_for_display(dpy, w) gdk_xid_table_lookup (w) | |
99 | #define gdk_pixmap_foreign_new_for_display(dpy, p) gdk_pixmap_foreign_new (p) | |
100 | #define gdk_cursor_new_for_display(dpy, c) gdk_cursor_new (c) | |
101 | #define gdk_x11_lookup_xdisplay(dpy) 0 | |
102 | #define GdkDisplay void | |
103 | ||
104 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
105 | ||
106 | /* Open a display named by DISPLAY_NAME. The display is returned in *DPY. | |
107 | *DPY is set to NULL if the display can't be opened. | |
108 | ||
109 | Returns non-zero if display could be opened, zero if display could not | |
110 | be opened, and less than zero if the GTK version doesn't support | |
111 | multipe displays. */ | |
71bacd48 | 112 | |
810f2256 JD |
113 | int |
114 | xg_display_open (display_name, dpy) | |
115 | char *display_name; | |
116 | Display **dpy; | |
117 | { | |
118 | #ifdef HAVE_GTK_MULTIDISPLAY | |
119 | GdkDisplay *gdpy; | |
120 | ||
121 | gdpy = gdk_display_open (display_name); | |
c39ea606 JD |
122 | if (!gdpy_def && gdpy) |
123 | { | |
124 | gdpy_def = gdpy; | |
125 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
126 | gdpy); | |
127 | } | |
810f2256 | 128 | |
c1ffddfc | 129 | *dpy = gdpy ? GDK_DISPLAY_XDISPLAY (gdpy) : NULL; |
810f2256 JD |
130 | return gdpy != NULL; |
131 | ||
132 | #else /* not HAVE_GTK_MULTIDISPLAY */ | |
133 | ||
134 | return -1; | |
135 | #endif /* not HAVE_GTK_MULTIDISPLAY */ | |
136 | } | |
137 | ||
138 | ||
71bacd48 JD |
139 | /* Close display DPY. */ |
140 | ||
810f2256 JD |
141 | void |
142 | xg_display_close (Display *dpy) | |
143 | { | |
144 | #ifdef HAVE_GTK_MULTIDISPLAY | |
145 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
146 | ||
c1ffddfc CY |
147 | /* If this is the default display, try to change it before closing. |
148 | If there is no other display to use, gdpy_def is set to NULL, and | |
149 | the next call to xg_display_open resets the default display. */ | |
810f2256 JD |
150 | if (gdk_display_get_default () == gdpy) |
151 | { | |
152 | struct x_display_info *dpyinfo; | |
c1ffddfc | 153 | GdkDisplay *gdpy_new = NULL; |
810f2256 JD |
154 | |
155 | /* Find another display. */ | |
156 | for (dpyinfo = x_display_list; dpyinfo; dpyinfo = dpyinfo->next) | |
157 | if (dpyinfo->display != dpy) | |
158 | { | |
c1ffddfc CY |
159 | gdpy_new = gdk_x11_lookup_xdisplay (dpyinfo->display); |
160 | gdk_display_manager_set_default_display (gdk_display_manager_get (), | |
161 | gdpy_new); | |
810f2256 JD |
162 | break; |
163 | } | |
c1ffddfc | 164 | gdpy_def = gdpy_new; |
810f2256 JD |
165 | } |
166 | ||
9d7dda8a | 167 | #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION < 10 |
c1ffddfc CY |
168 | /* GTK 2.2-2.8 has a bug that makes gdk_display_close crash (bug |
169 | http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way we | |
170 | can continue running, but there will be memory leaks. */ | |
9d7dda8a | 171 | g_object_run_dispose (G_OBJECT (gdpy)); |
810f2256 | 172 | #else |
9d7dda8a | 173 | /* This seems to be fixed in GTK 2.10. */ |
810f2256 JD |
174 | gdk_display_close (gdpy); |
175 | #endif | |
176 | #endif /* HAVE_GTK_MULTIDISPLAY */ | |
177 | } | |
cea9be54 | 178 | |
f392e843 JD |
179 | \f |
180 | /*********************************************************************** | |
181 | Utility functions | |
182 | ***********************************************************************/ | |
183 | /* The timer for scroll bar repetition and menu bar timeouts. | |
184 | NULL if no timer is started. */ | |
185 | static struct atimer *xg_timer; | |
186 | ||
f392e843 JD |
187 | |
188 | /* The next two variables and functions are taken from lwlib. */ | |
189 | static widget_value *widget_value_free_list; | |
190 | static int malloc_cpt; | |
191 | ||
192 | /* Allocate a widget_value structure, either by taking one from the | |
193 | widget_value_free_list or by malloc:ing a new one. | |
194 | ||
195 | Return a pointer to the allocated structure. */ | |
71bacd48 | 196 | |
f392e843 JD |
197 | widget_value * |
198 | malloc_widget_value () | |
199 | { | |
200 | widget_value *wv; | |
201 | if (widget_value_free_list) | |
202 | { | |
203 | wv = widget_value_free_list; | |
204 | widget_value_free_list = wv->free_list; | |
205 | wv->free_list = 0; | |
206 | } | |
207 | else | |
208 | { | |
6d304eed | 209 | wv = (widget_value *) xmalloc (sizeof (widget_value)); |
f392e843 JD |
210 | malloc_cpt++; |
211 | } | |
212 | memset (wv, 0, sizeof (widget_value)); | |
213 | return wv; | |
214 | } | |
215 | ||
216 | /* This is analogous to free. It frees only what was allocated | |
217 | by malloc_widget_value, and no substructures. */ | |
71bacd48 | 218 | |
f392e843 JD |
219 | void |
220 | free_widget_value (wv) | |
221 | widget_value *wv; | |
222 | { | |
223 | if (wv->free_list) | |
224 | abort (); | |
225 | ||
226 | if (malloc_cpt > 25) | |
227 | { | |
228 | /* When the number of already allocated cells is too big, | |
229 | We free it. */ | |
8b146312 | 230 | xfree (wv); |
f392e843 JD |
231 | malloc_cpt--; |
232 | } | |
233 | else | |
234 | { | |
235 | wv->free_list = widget_value_free_list; | |
236 | widget_value_free_list = wv; | |
237 | } | |
238 | } | |
239 | ||
f392e843 | 240 | |
810f2256 JD |
241 | /* Create and return the cursor to be used for popup menus and |
242 | scroll bars on display DPY. */ | |
71bacd48 | 243 | |
810f2256 JD |
244 | GdkCursor * |
245 | xg_create_default_cursor (dpy) | |
246 | Display *dpy; | |
247 | { | |
248 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (dpy); | |
249 | return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR); | |
250 | } | |
251 | ||
5695f1b4 JD |
252 | /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel. */ |
253 | ||
1001243b | 254 | static GdkPixbuf * |
5695f1b4 JD |
255 | xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap) |
256 | GdkPixmap *gpix; | |
257 | GdkPixmap *gmask; | |
258 | GdkColormap *cmap; | |
259 | { | |
260 | int x, y, width, height, rowstride, mask_rowstride; | |
261 | GdkPixbuf *icon_buf, *tmp_buf; | |
262 | guchar *pixels; | |
263 | guchar *mask_pixels; | |
264 | ||
265 | gdk_drawable_get_size (gpix, &width, &height); | |
266 | tmp_buf = gdk_pixbuf_get_from_drawable (NULL, gpix, cmap, | |
267 | 0, 0, 0, 0, width, height); | |
268 | icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0); | |
269 | g_object_unref (G_OBJECT (tmp_buf)); | |
270 | ||
271 | if (gmask) | |
272 | { | |
273 | GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL, | |
274 | gmask, | |
275 | NULL, | |
276 | 0, 0, 0, 0, | |
277 | width, height); | |
278 | guchar *pixels = gdk_pixbuf_get_pixels (icon_buf); | |
279 | guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf); | |
280 | int rowstride = gdk_pixbuf_get_rowstride (icon_buf); | |
281 | int mask_rowstride = gdk_pixbuf_get_rowstride (mask_buf); | |
282 | int y; | |
283 | ||
284 | for (y = 0; y < height; ++y) | |
285 | { | |
286 | guchar *iconptr, *maskptr; | |
287 | int x; | |
288 | ||
289 | iconptr = pixels + y * rowstride; | |
290 | maskptr = mask_pixels + y * mask_rowstride; | |
291 | ||
292 | for (x = 0; x < width; ++x) | |
293 | { | |
294 | /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking | |
295 | just R is sufficient. */ | |
296 | if (maskptr[0] == 0) | |
297 | iconptr[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */ | |
298 | ||
299 | iconptr += rowstride/width; | |
300 | maskptr += mask_rowstride/width; | |
301 | } | |
302 | } | |
303 | ||
304 | g_object_unref (G_OBJECT (mask_buf)); | |
305 | } | |
306 | ||
307 | return icon_buf; | |
308 | } | |
309 | ||
98a92193 JD |
310 | static Lisp_Object |
311 | file_for_image(image) | |
312 | Lisp_Object image; | |
313 | { | |
314 | Lisp_Object specified_file = Qnil; | |
315 | Lisp_Object tail; | |
316 | extern Lisp_Object QCfile; | |
317 | ||
318 | for (tail = XCDR (image); | |
319 | NILP (specified_file) && CONSP (tail) && CONSP (XCDR (tail)); | |
320 | tail = XCDR (XCDR (tail))) | |
321 | if (EQ (XCAR (tail), QCfile)) | |
322 | specified_file = XCAR (XCDR (tail)); | |
323 | ||
324 | return specified_file; | |
325 | } | |
326 | ||
5b166323 JD |
327 | /* For the image defined in IMG, make and return a GtkImage. For displays with |
328 | 8 planes or less we must make a GdkPixbuf and apply the mask manually. | |
329 | Otherwise the highlightning and dimming the tool bar code in GTK does | |
330 | will look bad. For display with more than 8 planes we just use the | |
331 | pixmap and mask directly. For monochrome displays, GTK doesn't seem | |
332 | able to use external pixmaps, it looks bad whatever we do. | |
333 | The image is defined on the display where frame F is. | |
334 | WIDGET is used to find the GdkColormap to use for the GdkPixbuf. | |
335 | If OLD_WIDGET is NULL, a new widget is constructed and returned. | |
336 | If OLD_WIDGET is not NULL, that widget is modified. */ | |
71bacd48 | 337 | |
5b166323 JD |
338 | static GtkWidget * |
339 | xg_get_image_for_pixmap (f, img, widget, old_widget) | |
810f2256 JD |
340 | FRAME_PTR f; |
341 | struct image *img; | |
5b166323 JD |
342 | GtkWidget *widget; |
343 | GtkImage *old_widget; | |
810f2256 | 344 | { |
5b166323 JD |
345 | GdkPixmap *gpix; |
346 | GdkPixmap *gmask; | |
03ecb80f | 347 | GdkDisplay *gdpy; |
45c94881 JD |
348 | GdkColormap *cmap; |
349 | GdkPixbuf *icon_buf; | |
03ecb80f | 350 | |
0facd9c3 | 351 | /* If we have a file, let GTK do all the image handling. |
03ecb80f | 352 | This seems to be the only way to make insensitive and activated icons |
0facd9c3 | 353 | look good in all cases. */ |
98a92193 | 354 | Lisp_Object specified_file = file_for_image (img->spec); |
a821c035 | 355 | Lisp_Object file; |
0facd9c3 | 356 | |
a821c035 JD |
357 | /* We already loaded the image once before calling this |
358 | function, so this only fails if the image file has been removed. | |
359 | In that case, use the pixmap already loaded. */ | |
0facd9c3 | 360 | |
a821c035 JD |
361 | if (STRINGP (specified_file) |
362 | && STRINGP (file = x_find_image_file (specified_file))) | |
363 | { | |
0facd9c3 JD |
364 | if (! old_widget) |
365 | old_widget = GTK_IMAGE (gtk_image_new_from_file (SSDATA (file))); | |
366 | else | |
367 | gtk_image_set_from_file (old_widget, SSDATA (file)); | |
368 | ||
0facd9c3 | 369 | return GTK_WIDGET (old_widget); |
03ecb80f | 370 | } |
810f2256 | 371 | |
0facd9c3 JD |
372 | /* No file, do the image handling ourselves. This will look very bad |
373 | on a monochrome display, and sometimes bad on all displays with | |
374 | certain themes. */ | |
375 | ||
03ecb80f | 376 | gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); |
5b166323 JD |
377 | gpix = gdk_pixmap_foreign_new_for_display (gdpy, img->pixmap); |
378 | gmask = img->mask ? gdk_pixmap_foreign_new_for_display (gdpy, img->mask) : 0; | |
379 | ||
45c94881 JD |
380 | /* This is a workaround to make icons look good on pseudo color |
381 | displays. Apparently GTK expects the images to have an alpha | |
382 | channel. If they don't, insensitive and activated icons will | |
383 | look bad. This workaround does not work on monochrome displays, | |
384 | and is strictly not needed on true color/static color displays (i.e. | |
385 | 16 bits and higher). But we do it anyway so we get a pixbuf that is | |
386 | not associated with the img->pixmap. The img->pixmap may be removed | |
387 | by clearing the image cache and then the tool bar redraw fails, since | |
388 | Gtk+ assumes the pixmap is always there. */ | |
389 | cmap = gtk_widget_get_colormap (widget); | |
390 | icon_buf = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, cmap); | |
391 | ||
392 | if (! old_widget) | |
393 | old_widget = GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf)); | |
5b166323 | 394 | else |
45c94881 | 395 | gtk_image_set_from_pixbuf (old_widget, icon_buf); |
5695f1b4 | 396 | |
45c94881 | 397 | g_object_unref (G_OBJECT (icon_buf)); |
5b166323 | 398 | |
74cdfe05 JD |
399 | g_object_unref (G_OBJECT (gpix)); |
400 | if (gmask) g_object_unref (G_OBJECT (gmask)); | |
401 | ||
5b166323 | 402 | return GTK_WIDGET (old_widget); |
810f2256 JD |
403 | } |
404 | ||
405 | ||
406 | /* Set CURSOR on W and all widgets W contain. We must do like this | |
407 | for scroll bars and menu because they create widgets internally, | |
408 | and it is those widgets that are visible. */ | |
71bacd48 | 409 | |
810f2256 | 410 | static void |
f392e843 JD |
411 | xg_set_cursor (w, cursor) |
412 | GtkWidget *w; | |
810f2256 | 413 | GdkCursor *cursor; |
f392e843 JD |
414 | { |
415 | GList *children = gdk_window_peek_children (w->window); | |
416 | ||
810f2256 | 417 | gdk_window_set_cursor (w->window, cursor); |
f392e843 JD |
418 | |
419 | /* The scroll bar widget has more than one GDK window (had to look at | |
420 | the source to figure this out), and there is no way to set cursor | |
421 | on widgets in GTK. So we must set the cursor for all GDK windows. | |
422 | Ditto for menus. */ | |
423 | ||
424 | for ( ; children; children = g_list_next (children)) | |
810f2256 | 425 | gdk_window_set_cursor (GDK_WINDOW (children->data), cursor); |
f392e843 JD |
426 | } |
427 | ||
428 | /* Timer function called when a timeout occurs for xg_timer. | |
429 | This function processes all GTK events in a recursive event loop. | |
430 | This is done because GTK timer events are not seen by Emacs event | |
431 | detection, Emacs only looks for X events. When a scroll bar has the | |
432 | pointer (detected by button press/release events below) an Emacs | |
433 | timer is started, and this function can then check if the GTK timer | |
434 | has expired by calling the GTK event loop. | |
435 | Also, when a menu is active, it has a small timeout before it | |
436 | pops down the sub menu under it. */ | |
71bacd48 | 437 | |
f392e843 JD |
438 | static void |
439 | xg_process_timeouts (timer) | |
440 | struct atimer *timer; | |
441 | { | |
442 | BLOCK_INPUT; | |
443 | /* Ideally we would like to just handle timer events, like the Xt version | |
444 | of this does in xterm.c, but there is no such feature in GTK. */ | |
445 | while (gtk_events_pending ()) | |
446 | gtk_main_iteration (); | |
447 | UNBLOCK_INPUT; | |
448 | } | |
449 | ||
450 | /* Start the xg_timer with an interval of 0.1 seconds, if not already started. | |
451 | xg_process_timeouts is called when the timer expires. The timer | |
7863d625 | 452 | started is continuous, i.e. runs until xg_stop_timer is called. */ |
71bacd48 | 453 | |
f392e843 JD |
454 | static void |
455 | xg_start_timer () | |
456 | { | |
457 | if (! xg_timer) | |
458 | { | |
459 | EMACS_TIME interval; | |
460 | EMACS_SET_SECS_USECS (interval, 0, 100000); | |
461 | xg_timer = start_atimer (ATIMER_CONTINUOUS, | |
462 | interval, | |
463 | xg_process_timeouts, | |
464 | 0); | |
465 | } | |
466 | } | |
467 | ||
468 | /* Stop the xg_timer if started. */ | |
71bacd48 | 469 | |
f392e843 JD |
470 | static void |
471 | xg_stop_timer () | |
472 | { | |
473 | if (xg_timer) | |
474 | { | |
475 | cancel_atimer (xg_timer); | |
476 | xg_timer = 0; | |
477 | } | |
478 | } | |
479 | ||
480 | /* Insert NODE into linked LIST. */ | |
71bacd48 | 481 | |
f392e843 JD |
482 | static void |
483 | xg_list_insert (xg_list_node *list, xg_list_node *node) | |
484 | { | |
485 | xg_list_node *list_start = list->next; | |
177c0ea7 | 486 | |
f392e843 JD |
487 | if (list_start) list_start->prev = node; |
488 | node->next = list_start; | |
489 | node->prev = 0; | |
490 | list->next = node; | |
491 | } | |
492 | ||
493 | /* Remove NODE from linked LIST. */ | |
71bacd48 | 494 | |
f392e843 JD |
495 | static void |
496 | xg_list_remove (xg_list_node *list, xg_list_node *node) | |
497 | { | |
498 | xg_list_node *list_start = list->next; | |
499 | if (node == list_start) | |
500 | { | |
501 | list->next = node->next; | |
502 | if (list->next) list->next->prev = 0; | |
503 | } | |
504 | else | |
505 | { | |
506 | node->prev->next = node->next; | |
507 | if (node->next) node->next->prev = node->prev; | |
508 | } | |
509 | } | |
510 | ||
511 | /* Allocate and return a utf8 version of STR. If STR is already | |
512 | utf8 or NULL, just return STR. | |
513 | If not, a new string is allocated and the caller must free the result | |
514 | with g_free. */ | |
71bacd48 | 515 | |
f392e843 JD |
516 | static char * |
517 | get_utf8_string (str) | |
518 | char *str; | |
519 | { | |
520 | char *utf8_str = str; | |
177c0ea7 | 521 | |
241ad3ca JD |
522 | if (!str) return NULL; |
523 | ||
f392e843 | 524 | /* If not UTF-8, try current locale. */ |
241ad3ca | 525 | if (!g_utf8_validate (str, -1, NULL)) |
f392e843 JD |
526 | utf8_str = g_locale_to_utf8 (str, -1, 0, 0, 0); |
527 | ||
8e5a8840 | 528 | if (!utf8_str) |
241ad3ca JD |
529 | { |
530 | /* Probably some control characters in str. Escape them. */ | |
531 | size_t nr_bad = 0; | |
532 | gsize bytes_read; | |
533 | gsize bytes_written; | |
534 | unsigned char *p = (unsigned char *)str; | |
535 | char *cp, *up; | |
536 | GError *error = NULL; | |
537 | ||
b43da352 JD |
538 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
539 | &bytes_written, &error)) | |
241ad3ca JD |
540 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) |
541 | { | |
542 | ++nr_bad; | |
543 | p += bytes_written+1; | |
544 | g_error_free (error); | |
545 | error = NULL; | |
546 | } | |
547 | ||
8e5a8840 | 548 | if (error) |
241ad3ca JD |
549 | { |
550 | g_error_free (error); | |
551 | error = NULL; | |
552 | } | |
553 | if (cp) g_free (cp); | |
554 | ||
555 | up = utf8_str = xmalloc (strlen (str) + nr_bad * 4 + 1); | |
b43da352 | 556 | p = (unsigned char *)str; |
241ad3ca | 557 | |
b43da352 | 558 | while (! (cp = g_locale_to_utf8 ((char *)p, -1, &bytes_read, |
241ad3ca JD |
559 | &bytes_written, &error)) |
560 | && error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE) | |
561 | { | |
b43da352 | 562 | strncpy (up, (char *)p, bytes_written); |
241ad3ca JD |
563 | sprintf (up + bytes_written, "\\%03o", p[bytes_written]); |
564 | up[bytes_written+4] = '\0'; | |
565 | up += bytes_written+4; | |
566 | p += bytes_written+1; | |
567 | g_error_free (error); | |
568 | error = NULL; | |
569 | } | |
570 | ||
8e5a8840 | 571 | if (cp) |
241ad3ca JD |
572 | { |
573 | strcat (utf8_str, cp); | |
574 | g_free (cp); | |
575 | } | |
8e5a8840 | 576 | if (error) |
241ad3ca JD |
577 | { |
578 | g_error_free (error); | |
579 | error = NULL; | |
580 | } | |
581 | } | |
f392e843 JD |
582 | return utf8_str; |
583 | } | |
584 | ||
585 | ||
586 | \f | |
587 | /*********************************************************************** | |
588 | General functions for creating widgets, resizing, events, e.t.c. | |
589 | ***********************************************************************/ | |
590 | ||
591 | /* Make a geometry string and pass that to GTK. It seems this is the | |
592 | only way to get geometry position right if the user explicitly | |
593 | asked for a position when starting Emacs. | |
594 | F is the frame we shall set geometry for. */ | |
71bacd48 | 595 | |
f392e843 JD |
596 | static void |
597 | xg_set_geometry (f) | |
598 | FRAME_PTR f; | |
599 | { | |
be786000 | 600 | if (f->size_hint_flags & USPosition) |
1c9c1270 JD |
601 | { |
602 | int left = f->left_pos; | |
603 | int xneg = f->size_hint_flags & XNegative; | |
604 | int top = f->top_pos; | |
605 | int yneg = f->size_hint_flags & YNegative; | |
606 | char geom_str[32]; | |
607 | ||
608 | if (xneg) | |
609 | left = -left; | |
610 | if (yneg) | |
611 | top = -top; | |
612 | ||
613 | sprintf (geom_str, "=%dx%d%c%d%c%d", | |
614 | FRAME_PIXEL_WIDTH (f), | |
615 | FRAME_TOTAL_PIXEL_HEIGHT (f), | |
616 | (xneg ? '-' : '+'), left, | |
617 | (yneg ? '-' : '+'), top); | |
618 | ||
619 | if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
620 | geom_str)) | |
621 | fprintf (stderr, "Failed to parse: '%s'\n", geom_str); | |
622 | } | |
623 | else if (f->size_hint_flags & PPosition) | |
52d166e0 JD |
624 | gtk_window_move (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), |
625 | f->left_pos, f->top_pos); | |
f392e843 JD |
626 | } |
627 | ||
177c0ea7 | 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 | { | |
1e39cbfb | 640 | int rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, pixelheight); |
be786000 | 641 | int columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth); |
177c0ea7 | 642 | |
f392e843 | 643 | if (FRAME_GTK_WIDGET (f) |
c43923ad | 644 | && (columns != FRAME_COLS (f) |
1755a397 | 645 | || rows != FRAME_LINES (f) |
c43923ad | 646 | || pixelwidth != FRAME_PIXEL_WIDTH (f) |
1755a397 | 647 | || pixelheight != FRAME_PIXEL_HEIGHT (f))) |
f392e843 | 648 | { |
1e39cbfb JD |
649 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
650 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
f392e843 | 651 | |
5a130941 JD |
652 | change_frame_size (f, rows, columns, 0, 1, 0); |
653 | SET_FRAME_GARBAGED (f); | |
654 | cancel_mouse_face (f); | |
1e39cbfb JD |
655 | } |
656 | } | |
f392e843 | 657 | |
1e39cbfb | 658 | /* Process all pending events on the display for frame F. */ |
cea9be54 | 659 | |
1e39cbfb JD |
660 | static void |
661 | flush_and_sync (f) | |
662 | FRAME_PTR f; | |
663 | { | |
664 | gdk_window_process_all_updates (); | |
665 | x_sync (f); | |
666 | while (gtk_events_pending ()) | |
667 | { | |
668 | gtk_main_iteration (); | |
669 | gdk_window_process_all_updates (); | |
670 | x_sync (f); | |
f392e843 JD |
671 | } |
672 | } | |
673 | ||
1e39cbfb JD |
674 | /* Turn wm hints for resize off on frame F */ |
675 | ||
676 | static void | |
677 | x_wm_size_hint_off (f) | |
678 | FRAME_PTR f; | |
679 | { | |
1c9c1270 JD |
680 | GdkGeometry size_hints; |
681 | gint hint_flags = 0; | |
682 | memset (&size_hints, 0, sizeof (size_hints)); | |
683 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
684 | size_hints.width_inc = 1; | |
685 | size_hints.height_inc = 1; | |
686 | hint_flags |= GDK_HINT_BASE_SIZE; | |
687 | size_hints.base_width = 1; | |
688 | size_hints.base_height = 1; | |
689 | size_hints.min_width = 1; | |
690 | size_hints.min_height = 1; | |
691 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
692 | NULL, | |
693 | &size_hints, | |
694 | hint_flags); | |
695 | /* Make sure these get set again in next call to x_wm_set_size_hint. */ | |
696 | f->output_data.x->hint_flags &= ~hint_flags; | |
697 | flush_and_sync (f); | |
1e39cbfb | 698 | } |
f392e843 | 699 | |
1c9c1270 JD |
700 | /* Resize the outer window of frame F after chainging the height. |
701 | This happend when the menu bar or the tool bar is added or removed. | |
702 | COLUMNS/ROWS is the size the edit area shall have after the resize. */ | |
71bacd48 | 703 | |
f392e843 JD |
704 | void |
705 | xg_frame_set_char_size (f, cols, rows) | |
706 | FRAME_PTR f; | |
707 | int cols; | |
708 | int rows; | |
709 | { | |
be786000 | 710 | int pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows) |
f392e843 | 711 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); |
5fd6f727 | 712 | int pixelwidth; |
177c0ea7 | 713 | |
1e39cbfb JD |
714 | if (FRAME_PIXEL_HEIGHT (f) == 0) |
715 | return; | |
716 | ||
f392e843 JD |
717 | /* Take into account the size of the scroll bar. Always use the |
718 | number of columns occupied by the scroll bar here otherwise we | |
719 | might end up with a frame width that is not a multiple of the | |
720 | frame's character width which is bad for vertically split | |
721 | windows. */ | |
be786000 KS |
722 | f->scroll_bar_actual_width |
723 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
f392e843 | 724 | |
055d3c98 | 725 | compute_fringe_widths (f, 0); |
f392e843 | 726 | |
be786000 | 727 | /* FRAME_TEXT_COLS_TO_PIXEL_WIDTH uses scroll_bar_actual_width, so call it |
5fd6f727 | 728 | after calculating that value. */ |
be786000 | 729 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
5fd6f727 | 730 | |
f392e843 | 731 | /* Must resize our top level widget. Font size may have changed, |
1e39cbfb JD |
732 | but not rows/cols. |
733 | Turn wm hints (min/max size and size increments) of temporarly. | |
734 | It interferes too much, when for example adding or removing the | |
735 | menu/tool bar. */ | |
736 | x_wm_size_hint_off (f); | |
f392e843 JD |
737 | gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), |
738 | pixelwidth, pixelheight); | |
47a6002f JD |
739 | |
740 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
741 | but the window manager will get around to dealing with the size | |
742 | change request eventually, and we'll hear how it went when the | |
743 | ConfigureNotify event gets here. | |
744 | ||
745 | We could just not bother storing any of this information here, | |
746 | and let the ConfigureNotify event set everything up, but that | |
747 | might be kind of confusing to the Lisp code, since size changes | |
748 | wouldn't be reported in the frame parameters until some random | |
749 | point in the future when the ConfigureNotify event arrives. | |
750 | ||
751 | We pass 1 for DELAY since we can't run Lisp code inside of | |
752 | a BLOCK_INPUT. */ | |
753 | change_frame_size (f, rows, cols, 0, 1, 0); | |
754 | FRAME_PIXEL_WIDTH (f) = pixelwidth; | |
755 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
756 | ||
757 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to | |
758 | receive in the ConfigureNotify event; if we get what we asked | |
759 | for, then the event won't cause the screen to become garbaged, so | |
760 | we have to make sure to do it here. */ | |
761 | SET_FRAME_GARBAGED (f); | |
1c9c1270 | 762 | flush_and_sync (f); |
f26fab36 | 763 | x_wm_set_size_hint (f, 0, 0); |
f392e843 JD |
764 | } |
765 | ||
810f2256 | 766 | /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget. |
f392e843 JD |
767 | Must be done like this, because GtkWidget:s can have "hidden" |
768 | X Window that aren't accessible. | |
769 | ||
770 | Return 0 if no widget match WDESC. */ | |
71bacd48 | 771 | |
f392e843 | 772 | GtkWidget * |
810f2256 JD |
773 | xg_win_to_widget (dpy, wdesc) |
774 | Display *dpy; | |
f392e843 JD |
775 | Window wdesc; |
776 | { | |
777 | gpointer gdkwin; | |
778 | GtkWidget *gwdesc = 0; | |
779 | ||
780 | BLOCK_INPUT; | |
810f2256 JD |
781 | |
782 | gdkwin = gdk_xid_table_lookup_for_display (gdk_x11_lookup_xdisplay (dpy), | |
783 | wdesc); | |
f392e843 JD |
784 | if (gdkwin) |
785 | { | |
786 | GdkEvent event; | |
787 | event.any.window = gdkwin; | |
788 | gwdesc = gtk_get_event_widget (&event); | |
789 | } | |
177c0ea7 | 790 | |
f392e843 JD |
791 | UNBLOCK_INPUT; |
792 | return gwdesc; | |
793 | } | |
794 | ||
795 | /* Fill in the GdkColor C so that it represents PIXEL. | |
796 | W is the widget that color will be used for. Used to find colormap. */ | |
71bacd48 | 797 | |
f392e843 JD |
798 | static void |
799 | xg_pix_to_gcolor (w, pixel, c) | |
800 | GtkWidget *w; | |
801 | unsigned long pixel; | |
802 | GdkColor *c; | |
803 | { | |
804 | GdkColormap *map = gtk_widget_get_colormap (w); | |
805 | gdk_colormap_query_color (map, pixel, c); | |
806 | } | |
807 | ||
808 | /* Create and set up the GTK widgets for frame F. | |
809 | Return 0 if creation failed, non-zero otherwise. */ | |
71bacd48 | 810 | |
f392e843 JD |
811 | int |
812 | xg_create_frame_widgets (f) | |
813 | FRAME_PTR f; | |
814 | { | |
815 | GtkWidget *wtop; | |
816 | GtkWidget *wvbox; | |
817 | GtkWidget *wfixed; | |
818 | GdkColor bg; | |
819 | GtkRcStyle *style; | |
820 | int i; | |
821 | char *title = 0; | |
177c0ea7 | 822 | |
f392e843 JD |
823 | BLOCK_INPUT; |
824 | ||
0f0d223b JD |
825 | if (FRAME_X_EMBEDDED_P (f)) |
826 | wtop = gtk_plug_new (f->output_data.x->parent_desc); | |
827 | else | |
828 | wtop = gtk_window_new (GTK_WINDOW_TOPLEVEL); | |
829 | ||
810f2256 JD |
830 | xg_set_screen (wtop, f); |
831 | ||
f392e843 JD |
832 | wvbox = gtk_vbox_new (FALSE, 0); |
833 | wfixed = gtk_fixed_new (); /* Must have this to place scroll bars */ | |
177c0ea7 | 834 | |
f392e843 JD |
835 | if (! wtop || ! wvbox || ! wfixed) |
836 | { | |
837 | if (wtop) gtk_widget_destroy (wtop); | |
838 | if (wvbox) gtk_widget_destroy (wvbox); | |
839 | if (wfixed) gtk_widget_destroy (wfixed); | |
840 | ||
c43923ad | 841 | UNBLOCK_INPUT; |
f392e843 JD |
842 | return 0; |
843 | } | |
844 | ||
845 | /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */ | |
846 | gtk_widget_set_name (wtop, EMACS_CLASS); | |
847 | gtk_widget_set_name (wvbox, "pane"); | |
93c579e0 | 848 | gtk_widget_set_name (wfixed, SSDATA (Vx_resource_name)); |
f392e843 JD |
849 | |
850 | /* If this frame has a title or name, set it in the title bar. */ | |
93c579e0 JD |
851 | if (! NILP (f->title)) title = SSDATA (ENCODE_UTF_8 (f->title)); |
852 | else if (! NILP (f->name)) title = SSDATA (ENCODE_UTF_8 (f->name)); | |
f392e843 JD |
853 | |
854 | if (title) gtk_window_set_title (GTK_WINDOW (wtop), title); | |
177c0ea7 | 855 | |
f392e843 JD |
856 | FRAME_GTK_OUTER_WIDGET (f) = wtop; |
857 | FRAME_GTK_WIDGET (f) = wfixed; | |
858 | f->output_data.x->vbox_widget = wvbox; | |
859 | ||
860 | gtk_fixed_set_has_window (GTK_FIXED (wfixed), TRUE); | |
861 | ||
810f2256 JD |
862 | gtk_widget_set_size_request (wfixed, FRAME_PIXEL_WIDTH (f), |
863 | FRAME_PIXEL_HEIGHT (f)); | |
177c0ea7 | 864 | |
f392e843 JD |
865 | gtk_container_add (GTK_CONTAINER (wtop), wvbox); |
866 | gtk_box_pack_end (GTK_BOX (wvbox), wfixed, TRUE, TRUE, 0); | |
867 | ||
868 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
869 | update_frame_tool_bar (f); | |
870 | ||
7863d625 JD |
871 | /* We don't want this widget double buffered, because we draw on it |
872 | with regular X drawing primitives, so from a GTK/GDK point of | |
873 | view, the widget is totally blank. When an expose comes, this | |
874 | will make the widget blank, and then Emacs redraws it. This flickers | |
875 | a lot, so we turn off double buffering. */ | |
f392e843 | 876 | gtk_widget_set_double_buffered (wfixed, FALSE); |
7863d625 | 877 | |
f392e843 JD |
878 | /* GTK documents says use gtk_window_set_resizable. But then a user |
879 | can't shrink the window from its starting size. */ | |
880 | gtk_window_set_policy (GTK_WINDOW (wtop), TRUE, TRUE, TRUE); | |
881 | gtk_window_set_wmclass (GTK_WINDOW (wtop), | |
93c579e0 JD |
882 | SSDATA (Vx_resource_name), |
883 | SSDATA (Vx_resource_class)); | |
f392e843 JD |
884 | |
885 | /* Add callback to do nothing on WM_DELETE_WINDOW. The default in | |
886 | GTK is to destroy the widget. We want Emacs to do that instead. */ | |
887 | g_signal_connect (G_OBJECT (wtop), "delete-event", | |
888 | G_CALLBACK (gtk_true), 0); | |
177c0ea7 | 889 | |
f392e843 JD |
890 | /* Convert our geometry parameters into a geometry string |
891 | and specify it. | |
892 | GTK will itself handle calculating the real position this way. */ | |
893 | xg_set_geometry (f); | |
894 | ||
895 | gtk_widget_add_events (wfixed, | |
896 | GDK_POINTER_MOTION_MASK | |
897 | | GDK_EXPOSURE_MASK | |
898 | | GDK_BUTTON_PRESS_MASK | |
899 | | GDK_BUTTON_RELEASE_MASK | |
900 | | GDK_KEY_PRESS_MASK | |
901 | | GDK_ENTER_NOTIFY_MASK | |
902 | | GDK_LEAVE_NOTIFY_MASK | |
903 | | GDK_FOCUS_CHANGE_MASK | |
904 | | GDK_STRUCTURE_MASK | |
905 | | GDK_VISIBILITY_NOTIFY_MASK); | |
906 | ||
907 | /* Must realize the windows so the X window gets created. It is used | |
908 | by callers of this function. */ | |
909 | gtk_widget_realize (wfixed); | |
910 | FRAME_X_WINDOW (f) = GTK_WIDGET_TO_X_WIN (wfixed); | |
911 | ||
912 | /* Since GTK clears its window by filling with the background color, | |
913 | we must keep X and GTK background in sync. */ | |
5bcee7ef | 914 | xg_pix_to_gcolor (wfixed, FRAME_BACKGROUND_PIXEL (f), &bg); |
f392e843 JD |
915 | gtk_widget_modify_bg (wfixed, GTK_STATE_NORMAL, &bg); |
916 | ||
917 | /* Also, do not let any background pixmap to be set, this looks very | |
918 | bad as Emacs overwrites the background pixmap with its own idea | |
919 | of background color. */ | |
920 | style = gtk_widget_get_modifier_style (wfixed); | |
921 | ||
922 | /* Must use g_strdup because gtk_widget_modify_style does g_free. */ | |
923 | style->bg_pixmap_name[GTK_STATE_NORMAL] = g_strdup ("<none>"); | |
924 | gtk_widget_modify_style (wfixed, style); | |
177c0ea7 | 925 | |
f392e843 | 926 | /* GTK does not set any border, and they look bad with GTK. */ |
a099c27a SM |
927 | /* That they look bad is no excuse for imposing this here. --Stef |
928 | It should be done by providing the proper default in Fx_create_Frame. | |
be786000 | 929 | f->border_width = 0; |
a099c27a | 930 | f->internal_border_width = 0; */ |
f392e843 JD |
931 | |
932 | UNBLOCK_INPUT; | |
933 | ||
934 | return 1; | |
935 | } | |
936 | ||
937 | /* Set the normal size hints for the window manager, for frame F. | |
938 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
939 | that the window now has. | |
940 | If USER_POSITION is nonzero, we set the User Position | |
941 | flag (this is useful when FLAGS is 0). */ | |
71bacd48 | 942 | |
f392e843 JD |
943 | void |
944 | x_wm_set_size_hint (f, flags, user_position) | |
945 | FRAME_PTR f; | |
946 | long flags; | |
947 | int user_position; | |
948 | { | |
3e5fc571 CY |
949 | /* Don't set size hints during initialization; that apparently leads |
950 | to a race condition. See the thread at | |
951 | http://lists.gnu.org/archive/html/emacs-devel/2008-10/msg00033.html */ | |
952 | if (NILP (Vafter_init_time) || !FRAME_GTK_OUTER_WIDGET (f)) | |
953 | return; | |
954 | ||
955 | /* Must use GTK routines here, otherwise GTK resets the size hints | |
956 | to its own defaults. */ | |
957 | GdkGeometry size_hints; | |
958 | gint hint_flags = 0; | |
959 | int base_width, base_height; | |
960 | int min_rows = 0, min_cols = 0; | |
961 | int win_gravity = f->win_gravity; | |
962 | ||
963 | if (flags) | |
964 | { | |
965 | memset (&size_hints, 0, sizeof (size_hints)); | |
966 | f->output_data.x->size_hints = size_hints; | |
967 | f->output_data.x->hint_flags = hint_flags; | |
968 | } | |
969 | else | |
970 | flags = f->size_hint_flags; | |
971 | ||
972 | size_hints = f->output_data.x->size_hints; | |
973 | hint_flags = f->output_data.x->hint_flags; | |
974 | ||
975 | hint_flags |= GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE; | |
976 | size_hints.width_inc = FRAME_COLUMN_WIDTH (f); | |
977 | size_hints.height_inc = FRAME_LINE_HEIGHT (f); | |
978 | ||
979 | hint_flags |= GDK_HINT_BASE_SIZE; | |
980 | base_width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, 0); | |
981 | base_height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, 0) | |
982 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f); | |
983 | ||
984 | check_frame_size (f, &min_rows, &min_cols); | |
985 | ||
986 | size_hints.base_width = base_width; | |
987 | size_hints.base_height = base_height; | |
988 | size_hints.min_width = base_width + min_cols * size_hints.width_inc; | |
989 | size_hints.min_height = base_height + min_rows * size_hints.height_inc; | |
990 | ||
991 | /* These currently have a one to one mapping with the X values, but I | |
992 | don't think we should rely on that. */ | |
993 | hint_flags |= GDK_HINT_WIN_GRAVITY; | |
994 | size_hints.win_gravity = 0; | |
995 | if (win_gravity == NorthWestGravity) | |
996 | size_hints.win_gravity = GDK_GRAVITY_NORTH_WEST; | |
997 | else if (win_gravity == NorthGravity) | |
998 | size_hints.win_gravity = GDK_GRAVITY_NORTH; | |
999 | else if (win_gravity == NorthEastGravity) | |
1000 | size_hints.win_gravity = GDK_GRAVITY_NORTH_EAST; | |
1001 | else if (win_gravity == WestGravity) | |
1002 | size_hints.win_gravity = GDK_GRAVITY_WEST; | |
1003 | else if (win_gravity == CenterGravity) | |
1004 | size_hints.win_gravity = GDK_GRAVITY_CENTER; | |
1005 | else if (win_gravity == EastGravity) | |
1006 | size_hints.win_gravity = GDK_GRAVITY_EAST; | |
1007 | else if (win_gravity == SouthWestGravity) | |
1008 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_WEST; | |
1009 | else if (win_gravity == SouthGravity) | |
1010 | size_hints.win_gravity = GDK_GRAVITY_SOUTH; | |
1011 | else if (win_gravity == SouthEastGravity) | |
1012 | size_hints.win_gravity = GDK_GRAVITY_SOUTH_EAST; | |
1013 | else if (win_gravity == StaticGravity) | |
1014 | size_hints.win_gravity = GDK_GRAVITY_STATIC; | |
1015 | ||
1016 | if (flags & PPosition) hint_flags |= GDK_HINT_POS; | |
1017 | if (flags & USPosition) hint_flags |= GDK_HINT_USER_POS; | |
1018 | if (flags & USSize) hint_flags |= GDK_HINT_USER_SIZE; | |
1019 | ||
1020 | if (user_position) | |
1021 | { | |
1022 | hint_flags &= ~GDK_HINT_POS; | |
1023 | hint_flags |= GDK_HINT_USER_POS; | |
1024 | } | |
1025 | ||
1026 | if (hint_flags != f->output_data.x->hint_flags | |
1027 | || memcmp (&size_hints, | |
1028 | &f->output_data.x->size_hints, | |
1029 | sizeof (size_hints)) != 0) | |
1030 | { | |
1031 | BLOCK_INPUT; | |
1032 | gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1033 | NULL, &size_hints, hint_flags); | |
1034 | f->output_data.x->size_hints = size_hints; | |
1035 | f->output_data.x->hint_flags = hint_flags; | |
1036 | UNBLOCK_INPUT; | |
1037 | } | |
f392e843 JD |
1038 | } |
1039 | ||
1040 | /* Change background color of a frame. | |
6772c8e1 | 1041 | Since GTK uses the background color to clear the window, we must |
f392e843 JD |
1042 | keep the GTK and X colors in sync. |
1043 | F is the frame to change, | |
1044 | BG is the pixel value to change to. */ | |
71bacd48 | 1045 | |
f392e843 JD |
1046 | void |
1047 | xg_set_background_color (f, bg) | |
1048 | FRAME_PTR f; | |
1049 | unsigned long bg; | |
1050 | { | |
1051 | if (FRAME_GTK_WIDGET (f)) | |
1052 | { | |
1053 | GdkColor gdk_bg; | |
1054 | ||
1055 | BLOCK_INPUT; | |
1056 | xg_pix_to_gcolor (FRAME_GTK_WIDGET (f), bg, &gdk_bg); | |
1057 | gtk_widget_modify_bg (FRAME_GTK_WIDGET (f), GTK_STATE_NORMAL, &gdk_bg); | |
1058 | UNBLOCK_INPUT; | |
1059 | } | |
1060 | } | |
1061 | ||
1062 | ||
1001243b JD |
1063 | /* Set the frame icon to ICON_PIXMAP/MASK. This must be done with GTK |
1064 | functions so GTK does not overwrite the icon. */ | |
1065 | ||
1066 | void | |
1067 | xg_set_frame_icon (f, icon_pixmap, icon_mask) | |
1068 | FRAME_PTR f; | |
1069 | Pixmap icon_pixmap; | |
1070 | Pixmap icon_mask; | |
1071 | { | |
1072 | GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f)); | |
1073 | GdkPixmap *gpix = gdk_pixmap_foreign_new_for_display (gdpy, icon_pixmap); | |
1074 | GdkPixmap *gmask = gdk_pixmap_foreign_new_for_display (gdpy, icon_mask); | |
1075 | GdkPixbuf *gp = xg_get_pixbuf_from_pix_and_mask (gpix, gmask, NULL); | |
1076 | ||
1077 | gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), gp); | |
1078 | } | |
1079 | ||
1080 | ||
f392e843 JD |
1081 | \f |
1082 | /*********************************************************************** | |
1083 | Dialog functions | |
1084 | ***********************************************************************/ | |
1085 | /* Return the dialog title to use for a dialog of type KEY. | |
1086 | This is the encoding used by lwlib. We use the same for GTK. */ | |
71bacd48 | 1087 | |
f392e843 JD |
1088 | static char * |
1089 | get_dialog_title (char key) | |
1090 | { | |
1091 | char *title = ""; | |
177c0ea7 | 1092 | |
f392e843 JD |
1093 | switch (key) { |
1094 | case 'E': case 'e': | |
1095 | title = "Error"; | |
1096 | break; | |
1097 | ||
1098 | case 'I': case 'i': | |
1099 | title = "Information"; | |
1100 | break; | |
1101 | ||
1102 | case 'L': case 'l': | |
1103 | title = "Prompt"; | |
1104 | break; | |
1105 | ||
1106 | case 'P': case 'p': | |
1107 | title = "Prompt"; | |
1108 | break; | |
1109 | ||
1110 | case 'Q': case 'q': | |
1111 | title = "Question"; | |
1112 | break; | |
1113 | } | |
1114 | ||
1115 | return title; | |
1116 | } | |
1117 | ||
1118 | /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down | |
1119 | the dialog, but return TRUE so the event does not propagate further | |
1120 | in GTK. This prevents GTK from destroying the dialog widget automatically | |
1121 | and we can always destrou the widget manually, regardles of how | |
1122 | it was popped down (button press or WM_DELETE_WINDOW). | |
1123 | W is the dialog widget. | |
1124 | EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used). | |
1125 | user_data is NULL (not used). | |
1126 | ||
1127 | Returns TRUE to end propagation of event. */ | |
71bacd48 | 1128 | |
f392e843 JD |
1129 | static gboolean |
1130 | dialog_delete_callback (w, event, user_data) | |
1131 | GtkWidget *w; | |
1132 | GdkEvent *event; | |
1133 | gpointer user_data; | |
1134 | { | |
1135 | gtk_widget_unmap (w); | |
1136 | return TRUE; | |
1137 | } | |
1138 | ||
1139 | /* Create a popup dialog window. See also xg_create_widget below. | |
1140 | WV is a widget_value describing the dialog. | |
1141 | SELECT_CB is the callback to use when a button has been pressed. | |
1142 | DEACTIVATE_CB is the callback to use when the dialog pops down. | |
1143 | ||
1144 | Returns the GTK dialog widget. */ | |
71bacd48 | 1145 | |
f392e843 JD |
1146 | static GtkWidget * |
1147 | create_dialog (wv, select_cb, deactivate_cb) | |
1148 | widget_value *wv; | |
1149 | GCallback select_cb; | |
1150 | GCallback deactivate_cb; | |
1151 | { | |
1152 | char *title = get_dialog_title (wv->name[0]); | |
1153 | int total_buttons = wv->name[1] - '0'; | |
1154 | int right_buttons = wv->name[4] - '0'; | |
1155 | int left_buttons; | |
1156 | int button_nr = 0; | |
1157 | int button_spacing = 10; | |
1158 | GtkWidget *wdialog = gtk_dialog_new (); | |
1159 | widget_value *item; | |
1160 | GtkBox *cur_box; | |
1161 | GtkWidget *wvbox; | |
1162 | GtkWidget *whbox_up; | |
1163 | GtkWidget *whbox_down; | |
1164 | ||
1165 | /* If the number of buttons is greater than 4, make two rows of buttons | |
1166 | instead. This looks better. */ | |
1167 | int make_two_rows = total_buttons > 4; | |
1168 | ||
1169 | if (right_buttons == 0) right_buttons = total_buttons/2; | |
1170 | left_buttons = total_buttons - right_buttons; | |
1171 | ||
1172 | gtk_window_set_title (GTK_WINDOW (wdialog), title); | |
1173 | gtk_widget_set_name (wdialog, "emacs-dialog"); | |
1174 | ||
1175 | cur_box = GTK_BOX (GTK_DIALOG (wdialog)->action_area); | |
1176 | ||
1177 | if (make_two_rows) | |
1178 | { | |
1179 | wvbox = gtk_vbox_new (TRUE, button_spacing); | |
1180 | whbox_up = gtk_hbox_new (FALSE, 0); | |
1181 | whbox_down = gtk_hbox_new (FALSE, 0); | |
1182 | ||
1183 | gtk_box_pack_start (cur_box, wvbox, FALSE, FALSE, 0); | |
1184 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_up, FALSE, FALSE, 0); | |
1185 | gtk_box_pack_start (GTK_BOX (wvbox), whbox_down, FALSE, FALSE, 0); | |
1186 | ||
1187 | cur_box = GTK_BOX (whbox_up); | |
1188 | } | |
1189 | ||
1190 | g_signal_connect (G_OBJECT (wdialog), "delete-event", | |
1191 | G_CALLBACK (dialog_delete_callback), 0); | |
177c0ea7 | 1192 | |
f392e843 JD |
1193 | if (deactivate_cb) |
1194 | { | |
1195 | g_signal_connect (G_OBJECT (wdialog), "close", deactivate_cb, 0); | |
1196 | g_signal_connect (G_OBJECT (wdialog), "response", deactivate_cb, 0); | |
1197 | } | |
1198 | ||
1199 | for (item = wv->contents; item; item = item->next) | |
1200 | { | |
1201 | char *utf8_label = get_utf8_string (item->value); | |
1202 | GtkWidget *w; | |
1203 | GtkRequisition req; | |
1204 | ||
0a1d6de0 | 1205 | if (item->name && strcmp (item->name, "message") == 0) |
f392e843 JD |
1206 | { |
1207 | /* This is the text part of the dialog. */ | |
1208 | w = gtk_label_new (utf8_label); | |
1209 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1210 | gtk_label_new (""), | |
1211 | FALSE, FALSE, 0); | |
1212 | gtk_box_pack_start (GTK_BOX (GTK_DIALOG (wdialog)->vbox), w, | |
1213 | TRUE, TRUE, 0); | |
1214 | gtk_misc_set_alignment (GTK_MISC (w), 0.1, 0.5); | |
1215 | ||
1216 | /* Try to make dialog look better. Must realize first so | |
1217 | the widget can calculate the size it needs. */ | |
1218 | gtk_widget_realize (w); | |
1219 | gtk_widget_size_request (w, &req); | |
1220 | gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (wdialog)->vbox), | |
1221 | req.height); | |
0a1d6de0 | 1222 | if (item->value && strlen (item->value) > 0) |
f392e843 JD |
1223 | button_spacing = 2*req.width/strlen (item->value); |
1224 | } | |
1225 | else | |
1226 | { | |
1227 | /* This is one button to add to the dialog. */ | |
4b1b4443 | 1228 | w = gtk_button_new_with_label (utf8_label); |
f392e843 JD |
1229 | if (! item->enabled) |
1230 | gtk_widget_set_sensitive (w, FALSE); | |
1231 | if (select_cb) | |
1232 | g_signal_connect (G_OBJECT (w), "clicked", | |
1233 | select_cb, item->call_data); | |
1234 | ||
1235 | gtk_box_pack_start (cur_box, w, TRUE, TRUE, button_spacing); | |
1236 | if (++button_nr == left_buttons) | |
1237 | { | |
1238 | if (make_two_rows) | |
1239 | cur_box = GTK_BOX (whbox_down); | |
1240 | else | |
1241 | gtk_box_pack_start (cur_box, | |
1242 | gtk_label_new (""), | |
1243 | TRUE, TRUE, | |
1244 | button_spacing); | |
1245 | } | |
1246 | } | |
1247 | ||
1248 | if (utf8_label && utf8_label != item->value) | |
1249 | g_free (utf8_label); | |
1250 | } | |
1251 | ||
1252 | return wdialog; | |
1253 | } | |
1254 | ||
1255 | ||
f9d64bb3 JD |
1256 | \f |
1257 | /*********************************************************************** | |
1258 | File dialog functions | |
1259 | ***********************************************************************/ | |
90f2e16b JD |
1260 | /* Return non-zero if the old file selection dialog is being used. |
1261 | Return zero if not. */ | |
1262 | ||
1263 | int | |
1264 | xg_uses_old_file_dialog () | |
1265 | { | |
1266 | #ifdef HAVE_GTK_FILE_BOTH | |
afd6c412 JD |
1267 | extern int x_gtk_use_old_file_dialog; |
1268 | return x_gtk_use_old_file_dialog; | |
90f2e16b JD |
1269 | #else /* ! HAVE_GTK_FILE_BOTH */ |
1270 | ||
1271 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
1272 | return 1; | |
1273 | #else | |
1274 | return 0; | |
1275 | #endif | |
1276 | ||
1277 | #endif /* ! HAVE_GTK_FILE_BOTH */ | |
1278 | } | |
1279 | ||
1280 | ||
3402c0a6 | 1281 | /* Function that is called when the file or font dialogs pop down. |
457a8155 JD |
1282 | W is the dialog widget, RESPONSE is the response code. |
1283 | USER_DATA is what we passed in to g_signal_connect (pointer to int). */ | |
1284 | ||
1285 | static void | |
3402c0a6 | 1286 | xg_dialog_response_cb (w, |
457a8155 JD |
1287 | response, |
1288 | user_data) | |
1289 | GtkDialog *w; | |
1290 | gint response; | |
1291 | gpointer user_data; | |
1292 | { | |
1293 | int *ptr = (int *) user_data; | |
1294 | *ptr = response; | |
1295 | } | |
1296 | ||
1297 | ||
1298 | /* Destroy the dialog. This makes it pop down. */ | |
1299 | ||
1300 | static Lisp_Object | |
3402c0a6 | 1301 | pop_down_dialog (arg) |
457a8155 JD |
1302 | Lisp_Object arg; |
1303 | { | |
1304 | struct Lisp_Save_Value *p = XSAVE_VALUE (arg); | |
cd2531db | 1305 | BLOCK_INPUT; |
457a8155 | 1306 | gtk_widget_destroy (GTK_WIDGET (p->pointer)); |
cd2531db | 1307 | UNBLOCK_INPUT; |
457a8155 JD |
1308 | return Qnil; |
1309 | } | |
1310 | ||
1311 | typedef char * (*xg_get_file_func) P_ ((GtkWidget *)); | |
f9d64bb3 JD |
1312 | |
1313 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1314 | |
1315 | /* Return the selected file for file chooser dialog W. | |
1316 | The returned string must be free:d. */ | |
1317 | ||
1318 | static char * | |
1319 | xg_get_file_name_from_chooser (w) | |
1320 | GtkWidget *w; | |
1321 | { | |
1322 | return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w)); | |
1323 | } | |
1324 | ||
4c9ca1a3 JD |
1325 | /* Callback called when the "Show hidden files" toggle is pressed. |
1326 | WIDGET is the toggle widget, DATA is the file chooser dialog. */ | |
1327 | ||
78c55a80 | 1328 | static void |
ee5204f6 | 1329 | xg_toggle_visibility_cb (widget, data) |
78c55a80 JD |
1330 | GtkWidget *widget; |
1331 | gpointer data; | |
1332 | { | |
1333 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (data); | |
1334 | gboolean visible; | |
78c55a80 JD |
1335 | g_object_get (G_OBJECT (dialog), "show-hidden", &visible, NULL); |
1336 | g_object_set (G_OBJECT (dialog), "show-hidden", !visible, NULL); | |
4c9ca1a3 JD |
1337 | } |
1338 | ||
1339 | ||
1340 | /* Callback called when a property changes in a file chooser. | |
1341 | GOBJECT is the file chooser dialog, ARG1 describes the property. | |
1342 | USER_DATA is the toggle widget in the file chooser dialog. | |
1343 | We use this to update the "Show hidden files" toggle when the user | |
1344 | changes that property by right clicking in the file list. */ | |
1345 | ||
1346 | static void | |
1347 | xg_toggle_notify_cb (gobject, arg1, user_data) | |
1348 | GObject *gobject; | |
1349 | GParamSpec *arg1; | |
1350 | gpointer user_data; | |
1351 | { | |
1352 | extern int x_gtk_show_hidden_files; | |
1353 | ||
1354 | if (strcmp (arg1->name, "show-hidden") == 0) | |
1355 | { | |
1356 | GtkFileChooser *dialog = GTK_FILE_CHOOSER (gobject); | |
1357 | GtkWidget *wtoggle = GTK_WIDGET (user_data); | |
1358 | gboolean visible, toggle_on; | |
1359 | ||
1360 | g_object_get (G_OBJECT (gobject), "show-hidden", &visible, NULL); | |
1361 | toggle_on = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (wtoggle)); | |
1362 | ||
1363 | if (!!visible != !!toggle_on) | |
1364 | { | |
1365 | g_signal_handlers_block_by_func (G_OBJECT (wtoggle), | |
1366 | G_CALLBACK (xg_toggle_visibility_cb), | |
1367 | gobject); | |
1368 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), visible); | |
1369 | g_signal_handlers_unblock_by_func | |
1370 | (G_OBJECT (wtoggle), | |
1371 | G_CALLBACK (xg_toggle_visibility_cb), | |
1372 | gobject); | |
1373 | } | |
1374 | x_gtk_show_hidden_files = visible; | |
1375 | } | |
78c55a80 JD |
1376 | } |
1377 | ||
f9d64bb3 JD |
1378 | /* Read a file name from the user using a file chooser dialog. |
1379 | F is the current frame. | |
1380 | PROMPT is a prompt to show to the user. May not be NULL. | |
1381 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1382 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1383 | file. *FUNC is set to a function that can be used to retrieve the |
1384 | selected file name from the returned widget. | |
f9d64bb3 | 1385 | |
457a8155 | 1386 | Returns the created widget. */ |
f9d64bb3 | 1387 | |
457a8155 JD |
1388 | static GtkWidget * |
1389 | xg_get_file_with_chooser (f, prompt, default_filename, | |
1390 | mustmatch_p, only_dir_p, func) | |
f9d64bb3 JD |
1391 | FRAME_PTR f; |
1392 | char *prompt; | |
1393 | char *default_filename; | |
1394 | int mustmatch_p, only_dir_p; | |
457a8155 | 1395 | xg_get_file_func *func; |
f9d64bb3 | 1396 | { |
78c55a80 JD |
1397 | char message[1024]; |
1398 | ||
1399 | GtkWidget *filewin, *wtoggle, *wbox, *wmessage; | |
f9d64bb3 | 1400 | GtkWindow *gwin = GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)); |
f9d64bb3 JD |
1401 | GtkFileChooserAction action = (mustmatch_p ? |
1402 | GTK_FILE_CHOOSER_ACTION_OPEN : | |
1403 | GTK_FILE_CHOOSER_ACTION_SAVE); | |
78c55a80 | 1404 | extern int x_gtk_show_hidden_files; |
a10fe834 | 1405 | extern int x_gtk_file_dialog_help_text; |
cf1e295f | 1406 | |
f9d64bb3 JD |
1407 | |
1408 | if (only_dir_p) | |
1409 | action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; | |
1410 | ||
1411 | filewin = gtk_file_chooser_dialog_new (prompt, gwin, action, | |
1412 | GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
1413 | (mustmatch_p || only_dir_p ? | |
8cfd0f36 | 1414 | GTK_STOCK_OPEN : GTK_STOCK_OK), |
f9d64bb3 JD |
1415 | GTK_RESPONSE_OK, |
1416 | NULL); | |
ded997c1 | 1417 | gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin), TRUE); |
f9d64bb3 | 1418 | |
78c55a80 JD |
1419 | wbox = gtk_vbox_new (FALSE, 0); |
1420 | gtk_widget_show (wbox); | |
1421 | wtoggle = gtk_check_button_new_with_label ("Show hidden files."); | |
8e5a8840 JB |
1422 | |
1423 | if (x_gtk_show_hidden_files) | |
78c55a80 JD |
1424 | { |
1425 | g_object_set (G_OBJECT (filewin), "show-hidden", TRUE, NULL); | |
1426 | gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle), TRUE); | |
1427 | } | |
1428 | gtk_widget_show (wtoggle); | |
1429 | g_signal_connect (G_OBJECT (wtoggle), "clicked", | |
4c9ca1a3 JD |
1430 | G_CALLBACK (xg_toggle_visibility_cb), filewin); |
1431 | g_signal_connect (G_OBJECT (filewin), "notify", | |
1432 | G_CALLBACK (xg_toggle_notify_cb), wtoggle); | |
78c55a80 | 1433 | |
a10fe834 | 1434 | if (x_gtk_file_dialog_help_text) |
cf1e295f JD |
1435 | { |
1436 | message[0] = '\0'; | |
7b7d4a79 JD |
1437 | /* Gtk+ 2.10 has the file name text entry box integrated in the dialog. |
1438 | Show the C-l help text only for versions < 2.10. */ | |
7adfb96e | 1439 | if (gtk_check_version (2, 10, 0) && action != GTK_FILE_CHOOSER_ACTION_SAVE) |
cf1e295f JD |
1440 | strcat (message, "\nType C-l to display a file name text entry box.\n"); |
1441 | strcat (message, "\nIf you don't like this file selector, use the " | |
1442 | "corresponding\nkey binding or customize " | |
1443 | "use-file-dialog to turn it off."); | |
8e5a8840 | 1444 | |
cf1e295f JD |
1445 | wmessage = gtk_label_new (message); |
1446 | gtk_widget_show (wmessage); | |
1447 | } | |
1448 | ||
78c55a80 | 1449 | gtk_box_pack_start (GTK_BOX (wbox), wtoggle, FALSE, FALSE, 0); |
a10fe834 | 1450 | if (x_gtk_file_dialog_help_text) |
cf1e295f | 1451 | gtk_box_pack_start (GTK_BOX (wbox), wmessage, FALSE, FALSE, 0); |
78c55a80 JD |
1452 | gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (filewin), wbox); |
1453 | ||
f9d64bb3 | 1454 | if (default_filename) |
a872928c JD |
1455 | { |
1456 | Lisp_Object file; | |
1457 | struct gcpro gcpro1; | |
4f3097d8 | 1458 | char *utf8_filename; |
45c94881 | 1459 | GCPRO1 (file); |
a872928c | 1460 | |
ded997c1 JD |
1461 | file = build_string (default_filename); |
1462 | ||
a872928c JD |
1463 | /* File chooser does not understand ~/... in the file name. It must be |
1464 | an absolute name starting with /. */ | |
1465 | if (default_filename[0] != '/') | |
ded997c1 | 1466 | file = Fexpand_file_name (file, Qnil); |
8e5a8840 | 1467 | |
4f3097d8 JD |
1468 | utf8_filename = SSDATA (ENCODE_UTF_8 (file)); |
1469 | if (! NILP (Ffile_directory_p (file))) | |
ded997c1 | 1470 | gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin), |
4f3097d8 | 1471 | utf8_filename); |
ded997c1 | 1472 | else |
4f3097d8 | 1473 | { |
4f3097d8 JD |
1474 | gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin), |
1475 | utf8_filename); | |
ae6c1c19 JD |
1476 | if (action == GTK_FILE_CHOOSER_ACTION_SAVE) |
1477 | { | |
1478 | char *cp = strrchr (utf8_filename, '/'); | |
1479 | if (cp) ++cp; | |
1480 | else cp = utf8_filename; | |
1481 | gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (filewin), cp); | |
1482 | } | |
4f3097d8 | 1483 | } |
a872928c JD |
1484 | |
1485 | UNGCPRO; | |
1486 | } | |
f9d64bb3 | 1487 | |
457a8155 JD |
1488 | *func = xg_get_file_name_from_chooser; |
1489 | return filewin; | |
f9d64bb3 JD |
1490 | } |
1491 | #endif /* HAVE_GTK_FILE_CHOOSER_DIALOG_NEW */ | |
1492 | ||
1493 | #ifdef HAVE_GTK_FILE_SELECTION_NEW | |
f392e843 | 1494 | |
457a8155 JD |
1495 | /* Return the selected file for file selector dialog W. |
1496 | The returned string must be free:d. */ | |
71bacd48 | 1497 | |
457a8155 JD |
1498 | static char * |
1499 | xg_get_file_name_from_selector (w) | |
f392e843 | 1500 | GtkWidget *w; |
f392e843 | 1501 | { |
457a8155 JD |
1502 | GtkFileSelection *filesel = GTK_FILE_SELECTION (w); |
1503 | return xstrdup ((char*) gtk_file_selection_get_filename (filesel)); | |
f392e843 JD |
1504 | } |
1505 | ||
457a8155 | 1506 | /* Create a file selection dialog. |
f392e843 JD |
1507 | F is the current frame. |
1508 | PROMPT is a prompt to show to the user. May not be NULL. | |
1509 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1510 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
457a8155 JD |
1511 | file. *FUNC is set to a function that can be used to retrieve the |
1512 | selected file name from the returned widget. | |
f392e843 | 1513 | |
457a8155 | 1514 | Returns the created widget. */ |
71bacd48 | 1515 | |
457a8155 | 1516 | static GtkWidget * |
f9d64bb3 | 1517 | xg_get_file_with_selection (f, prompt, default_filename, |
457a8155 | 1518 | mustmatch_p, only_dir_p, func) |
f392e843 JD |
1519 | FRAME_PTR f; |
1520 | char *prompt; | |
1521 | char *default_filename; | |
f9d64bb3 | 1522 | int mustmatch_p, only_dir_p; |
457a8155 | 1523 | xg_get_file_func *func; |
f392e843 JD |
1524 | { |
1525 | GtkWidget *filewin; | |
1526 | GtkFileSelection *filesel; | |
177c0ea7 | 1527 | |
f392e843 JD |
1528 | filewin = gtk_file_selection_new (prompt); |
1529 | filesel = GTK_FILE_SELECTION (filewin); | |
1530 | ||
f392e843 JD |
1531 | if (default_filename) |
1532 | gtk_file_selection_set_filename (filesel, default_filename); | |
1533 | ||
1534 | if (mustmatch_p) | |
1535 | { | |
1536 | /* The selection_entry part of filesel is not documented. */ | |
1537 | gtk_widget_set_sensitive (filesel->selection_entry, FALSE); | |
1538 | gtk_file_selection_hide_fileop_buttons (filesel); | |
1539 | } | |
1540 | ||
457a8155 | 1541 | *func = xg_get_file_name_from_selector; |
177c0ea7 | 1542 | |
457a8155 | 1543 | return filewin; |
f392e843 | 1544 | } |
f9d64bb3 JD |
1545 | #endif /* HAVE_GTK_FILE_SELECTION_NEW */ |
1546 | ||
1547 | /* Read a file name from the user using a file dialog, either the old | |
1548 | file selection dialog, or the new file chooser dialog. Which to use | |
1549 | depends on what the GTK version used has, and what the value of | |
1550 | gtk-use-old-file-dialog. | |
1551 | F is the current frame. | |
1552 | PROMPT is a prompt to show to the user. May not be NULL. | |
1553 | DEFAULT_FILENAME is a default selection to be displayed. May be NULL. | |
1554 | If MUSTMATCH_P is non-zero, the returned file name must be an existing | |
1555 | file. | |
1556 | ||
1557 | Returns a file name or NULL if no file was selected. | |
1558 | The returned string must be freed by the caller. */ | |
1559 | ||
1560 | char * | |
1561 | xg_get_file_name (f, prompt, default_filename, mustmatch_p, only_dir_p) | |
1562 | FRAME_PTR f; | |
1563 | char *prompt; | |
1564 | char *default_filename; | |
1565 | int mustmatch_p, only_dir_p; | |
1566 | { | |
724cde0d | 1567 | GtkWidget *w = 0; |
457a8155 JD |
1568 | int count = SPECPDL_INDEX (); |
1569 | char *fn = 0; | |
1570 | int filesel_done = 0; | |
1571 | xg_get_file_func func; | |
1572 | ||
aa477689 JD |
1573 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1574 | /* I really don't know why this is needed, but without this the GLIBC add on | |
1575 | library linuxthreads hangs when the Gnome file chooser backend creates | |
1576 | threads. */ | |
1577 | sigblock (sigmask (__SIGRTMIN)); | |
1578 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1579 | ||
f9d64bb3 | 1580 | #ifdef HAVE_GTK_FILE_BOTH |
255e4140 | 1581 | |
90f2e16b | 1582 | if (xg_uses_old_file_dialog ()) |
457a8155 JD |
1583 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1584 | mustmatch_p, only_dir_p, &func); | |
1585 | else | |
1586 | w = xg_get_file_with_chooser (f, prompt, default_filename, | |
1587 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1588 | |
1589 | #else /* not HAVE_GTK_FILE_BOTH */ | |
1590 | ||
724cde0d | 1591 | #ifdef HAVE_GTK_FILE_SELECTION_NEW |
457a8155 JD |
1592 | w = xg_get_file_with_selection (f, prompt, default_filename, |
1593 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1594 | #endif |
1595 | #ifdef HAVE_GTK_FILE_CHOOSER_DIALOG_NEW | |
457a8155 JD |
1596 | w = xg_get_file_with_chooser (f, prompt, default_filename, |
1597 | mustmatch_p, only_dir_p, &func); | |
f9d64bb3 JD |
1598 | #endif |
1599 | ||
1600 | #endif /* HAVE_GTK_FILE_BOTH */ | |
457a8155 JD |
1601 | |
1602 | xg_set_screen (w, f); | |
1603 | gtk_widget_set_name (w, "emacs-filedialog"); | |
1604 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1605 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1606 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1607 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1608 | ||
1609 | g_signal_connect (G_OBJECT (w), | |
1610 | "response", | |
3402c0a6 | 1611 | G_CALLBACK (xg_dialog_response_cb), |
457a8155 JD |
1612 | &filesel_done); |
1613 | ||
1614 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1615 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1616 | ||
1617 | gtk_widget_show (w); | |
1618 | ||
3402c0a6 | 1619 | record_unwind_protect (pop_down_dialog, make_save_value (w, 0)); |
457a8155 JD |
1620 | while (! filesel_done) |
1621 | { | |
1622 | x_menu_wait_for_event (0); | |
1623 | gtk_main_iteration (); | |
1624 | } | |
1625 | ||
aa477689 JD |
1626 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) |
1627 | sigunblock (sigmask (__SIGRTMIN)); | |
1628 | #endif | |
1629 | ||
457a8155 JD |
1630 | if (filesel_done == GTK_RESPONSE_OK) |
1631 | fn = (*func) (w); | |
1632 | ||
1633 | unbind_to (count, Qnil); | |
1634 | ||
1635 | return fn; | |
f9d64bb3 | 1636 | } |
f392e843 | 1637 | |
3402c0a6 CY |
1638 | #ifdef HAVE_FREETYPE |
1639 | /* Pop up a GTK font selector and return the name of the font the user | |
1640 | selects, as a C string. The returned font name follows GTK's own | |
1641 | format: | |
1642 | ||
1643 | `FAMILY [VALUE1 VALUE2] SIZE' | |
1644 | ||
1645 | This can be parsed using font_parse_fcname in font.c. | |
1646 | DEFAULT_NAME, if non-zero, is the default font name. */ | |
1647 | ||
1648 | char * | |
1649 | xg_get_font_name (f, default_name) | |
1650 | FRAME_PTR f; | |
1651 | char *default_name; | |
1652 | { | |
1653 | GtkWidget *w = 0; | |
1654 | int count = SPECPDL_INDEX (); | |
1655 | char *fontname = NULL; | |
1656 | int done = 0; | |
1657 | ||
1658 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) | |
1659 | sigblock (sigmask (__SIGRTMIN)); | |
1660 | #endif /* HAVE_GTK_AND_PTHREAD */ | |
1661 | ||
1662 | w = gtk_font_selection_dialog_new ("Pick a font"); | |
1663 | if (default_name) | |
d1c38b57 JD |
1664 | gtk_font_selection_dialog_set_font_name (GTK_FONT_SELECTION_DIALOG (w), |
1665 | default_name); | |
3402c0a6 CY |
1666 | |
1667 | xg_set_screen (w, f); | |
1668 | gtk_widget_set_name (w, "emacs-fontdialog"); | |
1669 | gtk_window_set_transient_for (GTK_WINDOW (w), | |
1670 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
1671 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
1672 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); | |
1673 | ||
1674 | g_signal_connect (G_OBJECT (w), "response", | |
1675 | G_CALLBACK (xg_dialog_response_cb), &done); | |
1676 | ||
1677 | /* Don't destroy the widget if closed by the window manager close button. */ | |
1678 | g_signal_connect (G_OBJECT (w), "delete-event", G_CALLBACK (gtk_true), NULL); | |
1679 | ||
1680 | gtk_widget_show (w); | |
1681 | ||
1682 | record_unwind_protect (pop_down_dialog, make_save_value (w, 0)); | |
1683 | while (!done) | |
1684 | { | |
1685 | x_menu_wait_for_event (0); | |
1686 | gtk_main_iteration (); | |
1687 | } | |
1688 | ||
1689 | #if defined (HAVE_GTK_AND_PTHREAD) && defined (__SIGRTMIN) | |
1690 | sigunblock (sigmask (__SIGRTMIN)); | |
1691 | #endif | |
1692 | ||
1693 | if (done == GTK_RESPONSE_OK) | |
1694 | fontname = gtk_font_selection_dialog_get_font_name | |
1695 | ((GtkFontSelectionDialog *) w); | |
1696 | ||
1697 | unbind_to (count, Qnil); | |
1698 | ||
1699 | return fontname; | |
1700 | } | |
1701 | #endif /* HAVE_FREETYPE */ | |
1702 | ||
1703 | ||
f392e843 JD |
1704 | \f |
1705 | /*********************************************************************** | |
1706 | Menu functions. | |
1707 | ***********************************************************************/ | |
1708 | ||
d1c38b57 | 1709 | /* The name of menu items that can be used for customization. Since GTK |
f392e843 | 1710 | RC files are very crude and primitive, we have to set this on all |
d1c38b57 | 1711 | menu item names so a user can easily customize menu items. */ |
f392e843 JD |
1712 | |
1713 | #define MENU_ITEM_NAME "emacs-menuitem" | |
1714 | ||
1715 | ||
1716 | /* Linked list of all allocated struct xg_menu_cb_data. Used for marking | |
1717 | during GC. The next member points to the items. */ | |
1718 | static xg_list_node xg_menu_cb_list; | |
1719 | ||
1720 | /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking | |
1721 | during GC. The next member points to the items. */ | |
1722 | static xg_list_node xg_menu_item_cb_list; | |
1723 | ||
1724 | /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count. | |
1725 | F is the frame CL_DATA will be initialized for. | |
1726 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1727 | ||
1728 | The menu bar and all sub menus under the menu bar in a frame | |
1729 | share the same structure, hence the reference count. | |
177c0ea7 | 1730 | |
f392e843 JD |
1731 | Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly |
1732 | allocated xg_menu_cb_data if CL_DATA is NULL. */ | |
71bacd48 | 1733 | |
f392e843 JD |
1734 | static xg_menu_cb_data * |
1735 | make_cl_data (cl_data, f, highlight_cb) | |
1736 | xg_menu_cb_data *cl_data; | |
1737 | FRAME_PTR f; | |
1738 | GCallback highlight_cb; | |
1739 | { | |
1740 | if (! cl_data) | |
1741 | { | |
1742 | cl_data = (xg_menu_cb_data*) xmalloc (sizeof (*cl_data)); | |
1743 | cl_data->f = f; | |
1744 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1745 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1746 | cl_data->highlight_cb = highlight_cb; | |
1747 | cl_data->ref_count = 0; | |
1748 | ||
1749 | xg_list_insert (&xg_menu_cb_list, &cl_data->ptrs); | |
1750 | } | |
1751 | ||
1752 | cl_data->ref_count++; | |
1753 | ||
1754 | return cl_data; | |
1755 | } | |
1756 | ||
1757 | /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB. | |
1758 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
1759 | ||
1760 | When the menu bar is updated, menu items may have been added and/or | |
1761 | removed, so menu_bar_vector and menu_bar_items_used change. We must | |
1762 | then update CL_DATA since it is used to determine which menu | |
1763 | item that is invoked in the menu. | |
1764 | HIGHLIGHT_CB could change, there is no check that the same | |
1765 | function is given when modifying a menu bar as was given when | |
1766 | creating the menu bar. */ | |
71bacd48 | 1767 | |
f392e843 JD |
1768 | static void |
1769 | update_cl_data (cl_data, f, highlight_cb) | |
1770 | xg_menu_cb_data *cl_data; | |
1771 | FRAME_PTR f; | |
1772 | GCallback highlight_cb; | |
1773 | { | |
1774 | if (cl_data) | |
1775 | { | |
1776 | cl_data->f = f; | |
1777 | cl_data->menu_bar_vector = f->menu_bar_vector; | |
1778 | cl_data->menu_bar_items_used = f->menu_bar_items_used; | |
1779 | cl_data->highlight_cb = highlight_cb; | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | /* Decrease reference count for CL_DATA. | |
1784 | If reference count is zero, free CL_DATA. */ | |
71bacd48 | 1785 | |
f392e843 JD |
1786 | static void |
1787 | unref_cl_data (cl_data) | |
1788 | xg_menu_cb_data *cl_data; | |
1789 | { | |
1790 | if (cl_data && cl_data->ref_count > 0) | |
1791 | { | |
1792 | cl_data->ref_count--; | |
1793 | if (cl_data->ref_count == 0) | |
1794 | { | |
1795 | xg_list_remove (&xg_menu_cb_list, &cl_data->ptrs); | |
1796 | xfree (cl_data); | |
1797 | } | |
1798 | } | |
1799 | } | |
1800 | ||
1801 | /* Function that marks all lisp data during GC. */ | |
71bacd48 | 1802 | |
f392e843 JD |
1803 | void |
1804 | xg_mark_data () | |
1805 | { | |
1806 | xg_list_node *iter; | |
1807 | ||
1808 | for (iter = xg_menu_cb_list.next; iter; iter = iter->next) | |
631f2082 | 1809 | mark_object (((xg_menu_cb_data *) iter)->menu_bar_vector); |
f392e843 JD |
1810 | |
1811 | for (iter = xg_menu_item_cb_list.next; iter; iter = iter->next) | |
1812 | { | |
1813 | xg_menu_item_cb_data *cb_data = (xg_menu_item_cb_data *) iter; | |
1814 | ||
1815 | if (! NILP (cb_data->help)) | |
631f2082 | 1816 | mark_object (cb_data->help); |
f392e843 JD |
1817 | } |
1818 | } | |
1819 | ||
1820 | ||
1821 | /* Callback called when a menu item is destroyed. Used to free data. | |
1822 | W is the widget that is being destroyed (not used). | |
1823 | CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */ | |
71bacd48 | 1824 | |
f392e843 JD |
1825 | static void |
1826 | menuitem_destroy_callback (w, client_data) | |
1827 | GtkWidget *w; | |
1828 | gpointer client_data; | |
1829 | { | |
1830 | if (client_data) | |
1831 | { | |
1832 | xg_menu_item_cb_data *data = (xg_menu_item_cb_data*) client_data; | |
1833 | xg_list_remove (&xg_menu_item_cb_list, &data->ptrs); | |
1834 | xfree (data); | |
1835 | } | |
1836 | } | |
1837 | ||
1838 | /* Callback called when the pointer enters/leaves a menu item. | |
665c8f1c | 1839 | W is the parent of the menu item. |
f392e843 | 1840 | EVENT is either an enter event or leave event. |
665c8f1c | 1841 | CLIENT_DATA is not used. |
f392e843 JD |
1842 | |
1843 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 1844 | |
f392e843 JD |
1845 | static gboolean |
1846 | menuitem_highlight_callback (w, event, client_data) | |
1847 | GtkWidget *w; | |
1848 | GdkEventCrossing *event; | |
1849 | gpointer client_data; | |
1850 | { | |
665c8f1c JD |
1851 | GdkEvent ev; |
1852 | GtkWidget *subwidget; | |
1853 | xg_menu_item_cb_data *data; | |
177c0ea7 | 1854 | |
665c8f1c JD |
1855 | ev.crossing = *event; |
1856 | subwidget = gtk_get_event_widget (&ev); | |
1857 | data = (xg_menu_item_cb_data *) g_object_get_data (G_OBJECT (subwidget), | |
1858 | XG_ITEM_DATA); | |
1859 | if (data) | |
1860 | { | |
f392e843 JD |
1861 | if (! NILP (data->help) && data->cl_data->highlight_cb) |
1862 | { | |
665c8f1c | 1863 | gpointer call_data = event->type == GDK_LEAVE_NOTIFY ? 0 : data; |
f392e843 | 1864 | GtkCallback func = (GtkCallback) data->cl_data->highlight_cb; |
665c8f1c | 1865 | (*func) (subwidget, call_data); |
f392e843 JD |
1866 | } |
1867 | } | |
1868 | ||
1869 | return FALSE; | |
1870 | } | |
1871 | ||
1872 | /* Callback called when a menu is destroyed. Used to free data. | |
1873 | W is the widget that is being destroyed (not used). | |
1874 | CLIENT_DATA points to the xg_menu_cb_data associated with W. */ | |
71bacd48 | 1875 | |
f392e843 JD |
1876 | static void |
1877 | menu_destroy_callback (w, client_data) | |
1878 | GtkWidget *w; | |
1879 | gpointer client_data; | |
1880 | { | |
1881 | unref_cl_data ((xg_menu_cb_data*) client_data); | |
1882 | } | |
1883 | ||
1884 | /* Callback called when a menu does a grab or ungrab. That means the | |
1885 | menu has been activated or deactivated. | |
1886 | Used to start a timer so the small timeout the menus in GTK uses before | |
1887 | popping down a menu is seen by Emacs (see xg_process_timeouts above). | |
1888 | W is the widget that does the grab (not used). | |
1889 | UNGRAB_P is TRUE if this is an ungrab, FALSE if it is a grab. | |
1890 | CLIENT_DATA is NULL (not used). */ | |
71bacd48 | 1891 | |
ea345d8f | 1892 | /* Keep track of total number of grabs. */ |
dc599d7e | 1893 | static int menu_grab_callback_cnt; |
ea345d8f | 1894 | |
f392e843 JD |
1895 | static void |
1896 | menu_grab_callback (GtkWidget *widget, | |
1897 | gboolean ungrab_p, | |
1898 | gpointer client_data) | |
1899 | { | |
dc599d7e GM |
1900 | if (ungrab_p) menu_grab_callback_cnt--; |
1901 | else menu_grab_callback_cnt++; | |
f392e843 | 1902 | |
dc599d7e GM |
1903 | if (menu_grab_callback_cnt > 0 && ! xg_timer) xg_start_timer (); |
1904 | else if (menu_grab_callback_cnt == 0 && xg_timer) xg_stop_timer (); | |
f392e843 JD |
1905 | } |
1906 | ||
1907 | /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both | |
1908 | must be non-NULL) and can be inserted into a menu item. | |
1909 | ||
1910 | Returns the GtkHBox. */ | |
71bacd48 | 1911 | |
f392e843 JD |
1912 | static GtkWidget * |
1913 | make_widget_for_menu_item (utf8_label, utf8_key) | |
1914 | char *utf8_label; | |
1915 | char *utf8_key; | |
1916 | { | |
1917 | GtkWidget *wlbl; | |
1918 | GtkWidget *wkey; | |
1919 | GtkWidget *wbox; | |
177c0ea7 | 1920 | |
f392e843 | 1921 | wbox = gtk_hbox_new (FALSE, 0); |
4b1b4443 | 1922 | wlbl = gtk_label_new (utf8_label); |
f392e843 JD |
1923 | wkey = gtk_label_new (utf8_key); |
1924 | ||
1925 | gtk_misc_set_alignment (GTK_MISC (wlbl), 0.0, 0.5); | |
1926 | gtk_misc_set_alignment (GTK_MISC (wkey), 0.0, 0.5); | |
177c0ea7 | 1927 | |
f392e843 JD |
1928 | gtk_box_pack_start (GTK_BOX (wbox), wlbl, TRUE, TRUE, 0); |
1929 | gtk_box_pack_start (GTK_BOX (wbox), wkey, FALSE, FALSE, 0); | |
1930 | ||
1931 | gtk_widget_set_name (wlbl, MENU_ITEM_NAME); | |
1932 | gtk_widget_set_name (wkey, MENU_ITEM_NAME); | |
7863d625 | 1933 | gtk_widget_set_name (wbox, MENU_ITEM_NAME); |
f392e843 JD |
1934 | |
1935 | return wbox; | |
1936 | } | |
1937 | ||
1938 | /* Make and return a menu item widget with the key to the right. | |
1939 | UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally). | |
1940 | UTF8_KEY is the text representing the key binding. | |
1941 | ITEM is the widget_value describing the menu item. | |
177c0ea7 | 1942 | |
f392e843 JD |
1943 | GROUP is an in/out parameter. If the menu item to be created is not |
1944 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
1945 | If the menu item to be created is part of a radio menu group, on entry | |
1946 | *GROUP contains the group to use, or NULL if this is the first item | |
1947 | in the group. On exit, *GROUP contains the radio item group. | |
1948 | ||
1949 | Unfortunately, keys don't line up as nicely as in Motif, | |
1950 | but the MacOS X version doesn't either, so I guess that is OK. */ | |
71bacd48 | 1951 | |
f392e843 JD |
1952 | static GtkWidget * |
1953 | make_menu_item (utf8_label, utf8_key, item, group) | |
1954 | char *utf8_label; | |
1955 | char *utf8_key; | |
1956 | widget_value *item; | |
1957 | GSList **group; | |
1958 | { | |
1959 | GtkWidget *w; | |
1960 | GtkWidget *wtoadd = 0; | |
177c0ea7 | 1961 | |
adcb132c JD |
1962 | /* It has been observed that some menu items have a NULL name field. |
1963 | This will lead to this function being called with a NULL utf8_label. | |
1964 | GTK crashes on that so we set a blank label. Why there is a NULL | |
1965 | name remains to be investigated. */ | |
1966 | if (! utf8_label) utf8_label = " "; | |
1967 | ||
f392e843 JD |
1968 | if (utf8_key) |
1969 | wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
177c0ea7 | 1970 | |
f392e843 JD |
1971 | if (item->button_type == BUTTON_TYPE_TOGGLE) |
1972 | { | |
1973 | *group = NULL; | |
1974 | if (utf8_key) w = gtk_check_menu_item_new (); | |
4b1b4443 | 1975 | else w = gtk_check_menu_item_new_with_label (utf8_label); |
f392e843 JD |
1976 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), item->selected); |
1977 | } | |
1978 | else if (item->button_type == BUTTON_TYPE_RADIO) | |
1979 | { | |
1980 | if (utf8_key) w = gtk_radio_menu_item_new (*group); | |
4b1b4443 | 1981 | else w = gtk_radio_menu_item_new_with_label (*group, utf8_label); |
f392e843 JD |
1982 | *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w)); |
1983 | if (item->selected) | |
1984 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE); | |
1985 | } | |
1986 | else | |
1987 | { | |
1988 | *group = NULL; | |
1989 | if (utf8_key) w = gtk_menu_item_new (); | |
4b1b4443 | 1990 | else w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 | 1991 | } |
177c0ea7 | 1992 | |
f392e843 JD |
1993 | if (wtoadd) gtk_container_add (GTK_CONTAINER (w), wtoadd); |
1994 | if (! item->enabled) gtk_widget_set_sensitive (w, FALSE); | |
1995 | ||
1996 | return w; | |
1997 | } | |
1998 | ||
5fd6f727 | 1999 | /* Return non-zero if LABEL specifies a separator (GTK only has one |
f392e843 | 2000 | separator type) */ |
71bacd48 | 2001 | |
18737950 GM |
2002 | static char* separator_names[] = { |
2003 | "space", | |
2004 | "no-line", | |
2005 | "single-line", | |
2006 | "double-line", | |
2007 | "single-dashed-line", | |
2008 | "double-dashed-line", | |
2009 | "shadow-etched-in", | |
2010 | "shadow-etched-out", | |
2011 | "shadow-etched-in-dash", | |
2012 | "shadow-etched-out-dash", | |
2013 | "shadow-double-etched-in", | |
2014 | "shadow-double-etched-out", | |
2015 | "shadow-double-etched-in-dash", | |
2016 | "shadow-double-etched-out-dash", | |
2017 | 0, | |
2018 | }; | |
2019 | ||
f392e843 | 2020 | static int |
5fd6f727 JD |
2021 | xg_separator_p (char *label) |
2022 | { | |
2023 | if (! label) return 0; | |
2024 | else if (strlen (label) > 3 | |
2025 | && strncmp (label, "--", 2) == 0 | |
2026 | && label[2] != '-') | |
2027 | { | |
5fd6f727 JD |
2028 | int i; |
2029 | ||
2030 | label += 2; | |
2031 | for (i = 0; separator_names[i]; ++i) | |
2032 | if (strcmp (label, separator_names[i]) == 0) | |
2033 | return 1; | |
2034 | } | |
2035 | else | |
2036 | { | |
2037 | /* Old-style separator, maybe. It's a separator if it contains | |
2038 | only dashes. */ | |
2039 | while (*label == '-') | |
2040 | ++label; | |
2041 | if (*label == 0) return 1; | |
2042 | } | |
0a1d6de0 | 2043 | |
5fd6f727 | 2044 | return 0; |
f392e843 JD |
2045 | } |
2046 | ||
da18b5ac JD |
2047 | static int xg_detached_menus; |
2048 | ||
2049 | /* Returns non-zero if there are detached menus. */ | |
71bacd48 | 2050 | |
da18b5ac JD |
2051 | int |
2052 | xg_have_tear_offs () | |
2053 | { | |
2054 | return xg_detached_menus > 0; | |
2055 | } | |
f392e843 JD |
2056 | |
2057 | /* Callback invoked when a detached menu window is removed. Here we | |
da18b5ac | 2058 | decrease the xg_detached_menus count. |
f392e843 | 2059 | WIDGET is the top level window that is removed (the parent of the menu). |
da18b5ac | 2060 | CLIENT_DATA is not used. */ |
71bacd48 | 2061 | |
da18b5ac JD |
2062 | static void |
2063 | tearoff_remove (widget, client_data) | |
f392e843 | 2064 | GtkWidget *widget; |
f392e843 JD |
2065 | gpointer client_data; |
2066 | { | |
da18b5ac | 2067 | if (xg_detached_menus > 0) --xg_detached_menus; |
f392e843 JD |
2068 | } |
2069 | ||
da18b5ac JD |
2070 | /* Callback invoked when a menu is detached. It increases the |
2071 | xg_detached_menus count. | |
f392e843 | 2072 | WIDGET is the GtkTearoffMenuItem. |
177c0ea7 | 2073 | CLIENT_DATA is not used. */ |
71bacd48 | 2074 | |
f392e843 JD |
2075 | static void |
2076 | tearoff_activate (widget, client_data) | |
2077 | GtkWidget *widget; | |
2078 | gpointer client_data; | |
2079 | { | |
2080 | GtkWidget *menu = gtk_widget_get_parent (widget); | |
da18b5ac JD |
2081 | if (gtk_menu_get_tearoff_state (GTK_MENU (menu))) |
2082 | { | |
2083 | ++xg_detached_menus; | |
2084 | g_signal_connect (G_OBJECT (gtk_widget_get_toplevel (widget)), | |
2085 | "destroy", | |
2086 | G_CALLBACK (tearoff_remove), 0); | |
2087 | } | |
f392e843 JD |
2088 | } |
2089 | ||
f392e843 | 2090 | |
f392e843 JD |
2091 | /* Create a menu item widget, and connect the callbacks. |
2092 | ITEM decribes the menu item. | |
2093 | F is the frame the created menu belongs to. | |
2094 | SELECT_CB is the callback to use when a menu item is selected. | |
2095 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2096 | CL_DATA points to the callback data to be used for this menu. | |
2097 | GROUP is an in/out parameter. If the menu item to be created is not | |
2098 | part of any radio menu group, *GROUP contains NULL on entry and exit. | |
2099 | If the menu item to be created is part of a radio menu group, on entry | |
2100 | *GROUP contains the group to use, or NULL if this is the first item | |
2101 | in the group. On exit, *GROUP contains the radio item group. | |
2102 | ||
2103 | Returns the created GtkWidget. */ | |
71bacd48 | 2104 | |
f392e843 JD |
2105 | static GtkWidget * |
2106 | xg_create_one_menuitem (item, f, select_cb, highlight_cb, cl_data, group) | |
2107 | widget_value *item; | |
2108 | FRAME_PTR f; | |
2109 | GCallback select_cb; | |
2110 | GCallback highlight_cb; | |
2111 | xg_menu_cb_data *cl_data; | |
2112 | GSList **group; | |
2113 | { | |
2114 | char *utf8_label; | |
2115 | char *utf8_key; | |
2116 | GtkWidget *w; | |
2117 | xg_menu_item_cb_data *cb_data; | |
2118 | ||
2119 | utf8_label = get_utf8_string (item->name); | |
2120 | utf8_key = get_utf8_string (item->key); | |
2121 | ||
2122 | w = make_menu_item (utf8_label, utf8_key, item, group); | |
2123 | ||
2124 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2125 | if (utf8_key && utf8_key != item->key) g_free (utf8_key); | |
2126 | ||
2127 | cb_data = xmalloc (sizeof (xg_menu_item_cb_data)); | |
2128 | ||
2129 | xg_list_insert (&xg_menu_item_cb_list, &cb_data->ptrs); | |
2130 | ||
665c8f1c | 2131 | cb_data->select_id = 0; |
f392e843 JD |
2132 | cb_data->help = item->help; |
2133 | cb_data->cl_data = cl_data; | |
2134 | cb_data->call_data = item->call_data; | |
177c0ea7 | 2135 | |
f392e843 JD |
2136 | g_signal_connect (G_OBJECT (w), |
2137 | "destroy", | |
2138 | G_CALLBACK (menuitem_destroy_callback), | |
2139 | cb_data); | |
2140 | ||
2141 | /* Put cb_data in widget, so we can get at it when modifying menubar */ | |
2142 | g_object_set_data (G_OBJECT (w), XG_ITEM_DATA, cb_data); | |
2143 | ||
2144 | /* final item, not a submenu */ | |
2145 | if (item->call_data && ! item->contents) | |
2146 | { | |
2147 | if (select_cb) | |
2148 | cb_data->select_id | |
2149 | = g_signal_connect (G_OBJECT (w), "activate", select_cb, cb_data); | |
2150 | } | |
2151 | ||
f392e843 JD |
2152 | return w; |
2153 | } | |
2154 | ||
9d6194d6 AS |
2155 | static GtkWidget *create_menus P_ ((widget_value *, FRAME_PTR, GCallback, |
2156 | GCallback, GCallback, int, int, int, | |
2157 | GtkWidget *, xg_menu_cb_data *, char *)); | |
2158 | ||
f392e843 JD |
2159 | /* Create a full menu tree specified by DATA. |
2160 | F is the frame the created menu belongs to. | |
2161 | SELECT_CB is the callback to use when a menu item is selected. | |
2162 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2163 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2164 | POP_UP_P is non-zero if we shall create a popup menu. | |
2165 | MENU_BAR_P is non-zero if we shall create a menu bar. | |
2166 | ADD_TEAROFF_P is non-zero if we shall add a teroff menu item. Ignored | |
2167 | if MENU_BAR_P is non-zero. | |
2168 | TOPMENU is the topmost GtkWidget that others shall be placed under. | |
2169 | It may be NULL, in that case we create the appropriate widget | |
2170 | (menu bar or menu item depending on POP_UP_P and MENU_BAR_P) | |
2171 | CL_DATA is the callback data we shall use for this menu, or NULL | |
2172 | if we haven't set the first callback yet. | |
2173 | NAME is the name to give to the top level menu if this function | |
2174 | creates it. May be NULL to not set any name. | |
2175 | ||
2176 | Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is | |
2177 | not NULL. | |
2178 | ||
2179 | This function calls itself to create submenus. */ | |
2180 | ||
2181 | static GtkWidget * | |
2182 | create_menus (data, f, select_cb, deactivate_cb, highlight_cb, | |
2183 | pop_up_p, menu_bar_p, add_tearoff_p, topmenu, cl_data, name) | |
2184 | widget_value *data; | |
2185 | FRAME_PTR f; | |
2186 | GCallback select_cb; | |
2187 | GCallback deactivate_cb; | |
2188 | GCallback highlight_cb; | |
2189 | int pop_up_p; | |
2190 | int menu_bar_p; | |
2191 | int add_tearoff_p; | |
2192 | GtkWidget *topmenu; | |
2193 | xg_menu_cb_data *cl_data; | |
2194 | char *name; | |
2195 | { | |
2196 | widget_value *item; | |
2197 | GtkWidget *wmenu = topmenu; | |
2198 | GSList *group = NULL; | |
2199 | ||
2200 | if (! topmenu) | |
2201 | { | |
810f2256 JD |
2202 | if (! menu_bar_p) |
2203 | { | |
2204 | wmenu = gtk_menu_new (); | |
2205 | xg_set_screen (wmenu, f); | |
665c8f1c JD |
2206 | /* Connect this to the menu instead of items so we get enter/leave for |
2207 | disabled items also. TODO: Still does not get enter/leave for | |
2208 | disabled items in detached menus. */ | |
2209 | g_signal_connect (G_OBJECT (wmenu), | |
2210 | "enter-notify-event", | |
2211 | G_CALLBACK (menuitem_highlight_callback), | |
2212 | NULL); | |
2213 | g_signal_connect (G_OBJECT (wmenu), | |
2214 | "leave-notify-event", | |
2215 | G_CALLBACK (menuitem_highlight_callback), | |
2216 | NULL); | |
810f2256 | 2217 | } |
f392e843 JD |
2218 | else wmenu = gtk_menu_bar_new (); |
2219 | ||
2220 | /* Put cl_data on the top menu for easier access. */ | |
2221 | cl_data = make_cl_data (cl_data, f, highlight_cb); | |
2222 | g_object_set_data (G_OBJECT (wmenu), XG_FRAME_DATA, (gpointer)cl_data); | |
2223 | g_signal_connect (G_OBJECT (wmenu), "destroy", | |
2224 | G_CALLBACK (menu_destroy_callback), cl_data); | |
177c0ea7 | 2225 | |
f392e843 JD |
2226 | if (name) |
2227 | gtk_widget_set_name (wmenu, name); | |
2228 | ||
2229 | if (deactivate_cb) | |
2230 | g_signal_connect (G_OBJECT (wmenu), | |
c8934d9d | 2231 | "selection-done", deactivate_cb, 0); |
f392e843 JD |
2232 | |
2233 | g_signal_connect (G_OBJECT (wmenu), | |
2234 | "grab-notify", G_CALLBACK (menu_grab_callback), 0); | |
2235 | } | |
177c0ea7 | 2236 | |
f392e843 JD |
2237 | if (! menu_bar_p && add_tearoff_p) |
2238 | { | |
2239 | GtkWidget *tearoff = gtk_tearoff_menu_item_new (); | |
2240 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), tearoff); | |
2241 | ||
2242 | g_signal_connect (G_OBJECT (tearoff), "activate", | |
2243 | G_CALLBACK (tearoff_activate), 0); | |
2244 | } | |
2245 | ||
2246 | for (item = data; item; item = item->next) | |
2247 | { | |
2248 | GtkWidget *w; | |
177c0ea7 | 2249 | |
f392e843 JD |
2250 | if (pop_up_p && !item->contents && !item->call_data |
2251 | && !xg_separator_p (item->name)) | |
2252 | { | |
2253 | char *utf8_label; | |
2254 | /* A title for a popup. We do the same as GTK does when | |
2255 | creating titles, but it does not look good. */ | |
2256 | group = NULL; | |
2257 | utf8_label = get_utf8_string (item->name); | |
2258 | ||
2259 | gtk_menu_set_title (GTK_MENU (wmenu), utf8_label); | |
4b1b4443 | 2260 | w = gtk_menu_item_new_with_label (utf8_label); |
f392e843 JD |
2261 | gtk_widget_set_sensitive (w, FALSE); |
2262 | if (utf8_label && utf8_label != item->name) g_free (utf8_label); | |
2263 | } | |
2264 | else if (xg_separator_p (item->name)) | |
2265 | { | |
2266 | group = NULL; | |
2267 | /* GTK only have one separator type. */ | |
2268 | w = gtk_separator_menu_item_new (); | |
2269 | } | |
2270 | else | |
2271 | { | |
2272 | w = xg_create_one_menuitem (item, | |
2273 | f, | |
2274 | item->contents ? 0 : select_cb, | |
2275 | highlight_cb, | |
2276 | cl_data, | |
2277 | &group); | |
2278 | ||
f56cff88 JD |
2279 | /* Create a possibly empty submenu for menu bar items, since some |
2280 | themes don't highlight items correctly without it. */ | |
2281 | if (item->contents || menu_bar_p) | |
f392e843 JD |
2282 | { |
2283 | GtkWidget *submenu = create_menus (item->contents, | |
2284 | f, | |
2285 | select_cb, | |
2286 | deactivate_cb, | |
2287 | highlight_cb, | |
2288 | 0, | |
2289 | 0, | |
da18b5ac | 2290 | add_tearoff_p, |
f392e843 JD |
2291 | 0, |
2292 | cl_data, | |
2293 | 0); | |
2294 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); | |
2295 | } | |
f392e843 JD |
2296 | } |
2297 | ||
2298 | gtk_menu_shell_append (GTK_MENU_SHELL (wmenu), w); | |
2299 | gtk_widget_set_name (w, MENU_ITEM_NAME); | |
2300 | } | |
2301 | ||
2302 | return wmenu; | |
2303 | } | |
2304 | ||
2305 | /* Create a menubar, popup menu or dialog, depending on the TYPE argument. | |
2306 | TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog | |
2307 | with some text and buttons. | |
2308 | F is the frame the created item belongs to. | |
2309 | NAME is the name to use for the top widget. | |
2310 | VAL is a widget_value structure describing items to be created. | |
2311 | SELECT_CB is the callback to use when a menu item is selected or | |
2312 | a dialog button is pressed. | |
2313 | DEACTIVATE_CB is the callback to use when an item is deactivated. | |
2314 | For a menu, when a sub menu is not shown anymore, for a dialog it is | |
2315 | called when the dialog is popped down. | |
2316 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2317 | ||
2318 | Returns the widget created. */ | |
71bacd48 | 2319 | |
f392e843 JD |
2320 | GtkWidget * |
2321 | xg_create_widget (type, name, f, val, | |
2322 | select_cb, deactivate_cb, highlight_cb) | |
2323 | char *type; | |
2324 | char *name; | |
2325 | FRAME_PTR f; | |
2326 | widget_value *val; | |
2327 | GCallback select_cb; | |
2328 | GCallback deactivate_cb; | |
2329 | GCallback highlight_cb; | |
2330 | { | |
2331 | GtkWidget *w = 0; | |
da18b5ac JD |
2332 | int menu_bar_p = strcmp (type, "menubar") == 0; |
2333 | int pop_up_p = strcmp (type, "popup") == 0; | |
2334 | ||
f392e843 JD |
2335 | if (strcmp (type, "dialog") == 0) |
2336 | { | |
2337 | w = create_dialog (val, select_cb, deactivate_cb); | |
810f2256 | 2338 | xg_set_screen (w, f); |
f392e843 JD |
2339 | gtk_window_set_transient_for (GTK_WINDOW (w), |
2340 | GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f))); | |
2341 | gtk_window_set_destroy_with_parent (GTK_WINDOW (w), TRUE); | |
810f2256 | 2342 | gtk_widget_set_name (w, "emacs-dialog"); |
457a8155 | 2343 | gtk_window_set_modal (GTK_WINDOW (w), TRUE); |
f392e843 | 2344 | } |
da18b5ac | 2345 | else if (menu_bar_p || pop_up_p) |
f392e843 JD |
2346 | { |
2347 | w = create_menus (val->contents, | |
2348 | f, | |
2349 | select_cb, | |
2350 | deactivate_cb, | |
2351 | highlight_cb, | |
da18b5ac JD |
2352 | pop_up_p, |
2353 | menu_bar_p, | |
2354 | menu_bar_p, | |
f392e843 JD |
2355 | 0, |
2356 | 0, | |
2357 | name); | |
2358 | ||
2359 | /* Set the cursor to an arrow for popup menus when they are mapped. | |
2360 | This is done by default for menu bar menus. */ | |
da18b5ac | 2361 | if (pop_up_p) |
f392e843 JD |
2362 | { |
2363 | /* Must realize so the GdkWindow inside the widget is created. */ | |
2364 | gtk_widget_realize (w); | |
810f2256 | 2365 | xg_set_cursor (w, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 JD |
2366 | } |
2367 | } | |
2368 | else | |
2369 | { | |
2370 | fprintf (stderr, "bad type in xg_create_widget: %s, doing nothing\n", | |
2371 | type); | |
2372 | } | |
2373 | ||
2374 | return w; | |
2375 | } | |
2376 | ||
0a1d6de0 | 2377 | /* Return the label for menu item WITEM. */ |
71bacd48 | 2378 | |
f392e843 JD |
2379 | static const char * |
2380 | xg_get_menu_item_label (witem) | |
2381 | GtkMenuItem *witem; | |
2382 | { | |
2383 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2384 | return gtk_label_get_label (wlabel); | |
2385 | } | |
2386 | ||
0a1d6de0 | 2387 | /* Return non-zero if the menu item WITEM has the text LABEL. */ |
71bacd48 | 2388 | |
f392e843 JD |
2389 | static int |
2390 | xg_item_label_same_p (witem, label) | |
2391 | GtkMenuItem *witem; | |
2392 | char *label; | |
2393 | { | |
0a1d6de0 | 2394 | int is_same = 0; |
f392e843 | 2395 | char *utf8_label = get_utf8_string (label); |
0a1d6de0 JD |
2396 | const char *old_label = witem ? xg_get_menu_item_label (witem) : 0; |
2397 | ||
2398 | if (! old_label && ! utf8_label) | |
2399 | is_same = 1; | |
2400 | else if (old_label && utf8_label) | |
2401 | is_same = strcmp (utf8_label, old_label) == 0; | |
2402 | ||
2403 | if (utf8_label && utf8_label != label) g_free (utf8_label); | |
f392e843 JD |
2404 | |
2405 | return is_same; | |
2406 | } | |
2407 | ||
71bacd48 JD |
2408 | /* Destroy widgets in LIST. */ |
2409 | ||
f392e843 | 2410 | static void |
71bacd48 | 2411 | xg_destroy_widgets (list) |
f392e843 JD |
2412 | GList *list; |
2413 | { | |
f392e843 JD |
2414 | GList *iter; |
2415 | ||
49853a4d | 2416 | for (iter = list; iter; iter = g_list_next (iter)) |
f392e843 JD |
2417 | { |
2418 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2419 | ||
71bacd48 | 2420 | /* Destroying the widget will remove it from the container it is in. */ |
f392e843 JD |
2421 | gtk_widget_destroy (w); |
2422 | } | |
f392e843 JD |
2423 | } |
2424 | ||
2425 | /* Update the top level names in MENUBAR (i.e. not submenus). | |
2426 | F is the frame the menu bar belongs to. | |
49853a4d JD |
2427 | *LIST is a list with the current menu bar names (menu item widgets). |
2428 | ITER is the item within *LIST that shall be updated. | |
2429 | POS is the numerical position, starting at 0, of ITER in *LIST. | |
f392e843 JD |
2430 | VAL describes what the menu bar shall look like after the update. |
2431 | SELECT_CB is the callback to use when a menu item is selected. | |
2432 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
49853a4d | 2433 | CL_DATA points to the callback data to be used for this menu bar. |
f392e843 JD |
2434 | |
2435 | This function calls itself to walk through the menu bar names. */ | |
71bacd48 | 2436 | |
f392e843 | 2437 | static void |
49853a4d | 2438 | xg_update_menubar (menubar, f, list, iter, pos, val, |
d1c38b57 | 2439 | select_cb, deactivate_cb, highlight_cb, cl_data) |
f392e843 JD |
2440 | GtkWidget *menubar; |
2441 | FRAME_PTR f; | |
49853a4d JD |
2442 | GList **list; |
2443 | GList *iter; | |
2444 | int pos; | |
f392e843 JD |
2445 | widget_value *val; |
2446 | GCallback select_cb; | |
d1c38b57 | 2447 | GCallback deactivate_cb; |
f392e843 JD |
2448 | GCallback highlight_cb; |
2449 | xg_menu_cb_data *cl_data; | |
2450 | { | |
49853a4d | 2451 | if (! iter && ! val) |
f392e843 | 2452 | return; |
49853a4d | 2453 | else if (iter && ! val) |
f392e843 | 2454 | { |
49853a4d | 2455 | /* Item(s) have been removed. Remove all remaining items. */ |
71bacd48 | 2456 | xg_destroy_widgets (iter); |
f392e843 JD |
2457 | |
2458 | /* All updated. */ | |
2459 | val = 0; | |
49853a4d | 2460 | iter = 0; |
f392e843 | 2461 | } |
49853a4d | 2462 | else if (! iter && val) |
f392e843 JD |
2463 | { |
2464 | /* Item(s) added. Add all new items in one call. */ | |
d1c38b57 | 2465 | create_menus (val, f, select_cb, deactivate_cb, highlight_cb, |
f392e843 JD |
2466 | 0, 1, 0, menubar, cl_data, 0); |
2467 | ||
2468 | /* All updated. */ | |
2469 | val = 0; | |
49853a4d | 2470 | iter = 0; |
f392e843 | 2471 | } |
49853a4d JD |
2472 | /* Below this neither iter or val is NULL */ |
2473 | else if (xg_item_label_same_p (GTK_MENU_ITEM (iter->data), val->name)) | |
f392e843 JD |
2474 | { |
2475 | /* This item is still the same, check next item. */ | |
2476 | val = val->next; | |
49853a4d JD |
2477 | iter = g_list_next (iter); |
2478 | ++pos; | |
f392e843 JD |
2479 | } |
2480 | else /* This item is changed. */ | |
2481 | { | |
49853a4d | 2482 | GtkMenuItem *witem = GTK_MENU_ITEM (iter->data); |
f392e843 | 2483 | GtkMenuItem *witem2 = 0; |
f392e843 | 2484 | int val_in_menubar = 0; |
49853a4d JD |
2485 | int iter_in_new_menubar = 0; |
2486 | GList *iter2; | |
f392e843 JD |
2487 | widget_value *cur; |
2488 | ||
f392e843 | 2489 | /* See if the changed entry (val) is present later in the menu bar */ |
49853a4d JD |
2490 | for (iter2 = iter; |
2491 | iter2 && ! val_in_menubar; | |
2492 | iter2 = g_list_next (iter2)) | |
f392e843 | 2493 | { |
49853a4d | 2494 | witem2 = GTK_MENU_ITEM (iter2->data); |
f392e843 JD |
2495 | val_in_menubar = xg_item_label_same_p (witem2, val->name); |
2496 | } | |
2497 | ||
49853a4d | 2498 | /* See if the current entry (iter) is present later in the |
f392e843 | 2499 | specification for the new menu bar. */ |
49853a4d JD |
2500 | for (cur = val; cur && ! iter_in_new_menubar; cur = cur->next) |
2501 | iter_in_new_menubar = xg_item_label_same_p (witem, cur->name); | |
f392e843 | 2502 | |
49853a4d | 2503 | if (val_in_menubar && ! iter_in_new_menubar) |
f392e843 | 2504 | { |
49853a4d JD |
2505 | int nr = pos; |
2506 | ||
f392e843 JD |
2507 | /* This corresponds to: |
2508 | Current: A B C | |
2509 | New: A C | |
2510 | Remove B. */ | |
177c0ea7 | 2511 | |
f392e843 JD |
2512 | gtk_widget_ref (GTK_WIDGET (witem)); |
2513 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem)); | |
2514 | gtk_widget_destroy (GTK_WIDGET (witem)); | |
2515 | ||
2516 | /* Must get new list since the old changed. */ | |
49853a4d JD |
2517 | g_list_free (*list); |
2518 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2519 | while (nr-- > 0) iter = g_list_next (iter); | |
f392e843 | 2520 | } |
49853a4d | 2521 | else if (! val_in_menubar && ! iter_in_new_menubar) |
f392e843 JD |
2522 | { |
2523 | /* This corresponds to: | |
2524 | Current: A B C | |
2525 | New: A X C | |
2526 | Rename B to X. This might seem to be a strange thing to do, | |
2527 | since if there is a menu under B it will be totally wrong for X. | |
2528 | But consider editing a C file. Then there is a C-mode menu | |
2529 | (corresponds to B above). | |
2530 | If then doing C-x C-f the minibuf menu (X above) replaces the | |
2531 | C-mode menu. When returning from the minibuffer, we get | |
2532 | back the C-mode menu. Thus we do: | |
2533 | Rename B to X (C-mode to minibuf menu) | |
2534 | Rename X to B (minibuf to C-mode menu). | |
2535 | If the X menu hasn't been invoked, the menu under B | |
2536 | is up to date when leaving the minibuffer. */ | |
2537 | GtkLabel *wlabel = GTK_LABEL (gtk_bin_get_child (GTK_BIN (witem))); | |
2538 | char *utf8_label = get_utf8_string (val->name); | |
da18b5ac | 2539 | GtkWidget *submenu = gtk_menu_item_get_submenu (witem); |
177c0ea7 | 2540 | |
4b1b4443 | 2541 | gtk_label_set_text (wlabel, utf8_label); |
f392e843 | 2542 | |
da18b5ac JD |
2543 | /* If this item has a submenu that has been detached, change |
2544 | the title in the WM decorations also. */ | |
2545 | if (submenu && gtk_menu_get_tearoff_state (GTK_MENU (submenu))) | |
2546 | /* Set the title of the detached window. */ | |
2547 | gtk_menu_set_title (GTK_MENU (submenu), utf8_label); | |
2548 | ||
49853a4d | 2549 | iter = g_list_next (iter); |
f392e843 | 2550 | val = val->next; |
49853a4d | 2551 | ++pos; |
f392e843 | 2552 | } |
49853a4d | 2553 | else if (! val_in_menubar && iter_in_new_menubar) |
f392e843 JD |
2554 | { |
2555 | /* This corresponds to: | |
2556 | Current: A B C | |
2557 | New: A X B C | |
2558 | Insert X. */ | |
2559 | ||
49853a4d | 2560 | int nr = pos; |
f392e843 JD |
2561 | GList *group = 0; |
2562 | GtkWidget *w = xg_create_one_menuitem (val, | |
2563 | f, | |
2564 | select_cb, | |
2565 | highlight_cb, | |
2566 | cl_data, | |
2567 | &group); | |
2568 | ||
f56cff88 JD |
2569 | /* Create a possibly empty submenu for menu bar items, since some |
2570 | themes don't highlight items correctly without it. */ | |
2571 | GtkWidget *submenu = create_menus (NULL, f, | |
d1c38b57 JD |
2572 | select_cb, deactivate_cb, |
2573 | highlight_cb, | |
f56cff88 | 2574 | 0, 0, 0, 0, cl_data, 0); |
f392e843 JD |
2575 | gtk_widget_set_name (w, MENU_ITEM_NAME); |
2576 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), w, pos); | |
f56cff88 | 2577 | gtk_menu_item_set_submenu (GTK_MENU_ITEM (w), submenu); |
f392e843 | 2578 | |
49853a4d JD |
2579 | g_list_free (*list); |
2580 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2581 | while (nr-- > 0) iter = g_list_next (iter); | |
2582 | iter = g_list_next (iter); | |
f392e843 | 2583 | val = val->next; |
49853a4d | 2584 | ++pos; |
f392e843 | 2585 | } |
49853a4d | 2586 | else /* if (val_in_menubar && iter_in_new_menubar) */ |
f392e843 | 2587 | { |
49853a4d | 2588 | int nr = pos; |
f392e843 JD |
2589 | /* This corresponds to: |
2590 | Current: A B C | |
2591 | New: A C B | |
2592 | Move C before B */ | |
2593 | ||
2594 | gtk_widget_ref (GTK_WIDGET (witem2)); | |
2595 | gtk_container_remove (GTK_CONTAINER (menubar), GTK_WIDGET (witem2)); | |
2596 | gtk_menu_shell_insert (GTK_MENU_SHELL (menubar), | |
2597 | GTK_WIDGET (witem2), pos); | |
2598 | gtk_widget_unref (GTK_WIDGET (witem2)); | |
2599 | ||
49853a4d JD |
2600 | g_list_free (*list); |
2601 | *list = iter = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
2602 | while (nr-- > 0) iter = g_list_next (iter); | |
0a194c92 | 2603 | if (iter) iter = g_list_next (iter); |
f392e843 | 2604 | val = val->next; |
49853a4d | 2605 | ++pos; |
f392e843 | 2606 | } |
f392e843 JD |
2607 | } |
2608 | ||
2609 | /* Update the rest of the menu bar. */ | |
49853a4d | 2610 | xg_update_menubar (menubar, f, list, iter, pos, val, |
d1c38b57 | 2611 | select_cb, deactivate_cb, highlight_cb, cl_data); |
f392e843 JD |
2612 | } |
2613 | ||
2614 | /* Update the menu item W so it corresponds to VAL. | |
2615 | SELECT_CB is the callback to use when a menu item is selected. | |
2616 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
a8ce3d17 | 2617 | CL_DATA is the data to set in the widget for menu invocation. */ |
71bacd48 | 2618 | |
f392e843 JD |
2619 | static void |
2620 | xg_update_menu_item (val, w, select_cb, highlight_cb, cl_data) | |
2621 | widget_value *val; | |
2622 | GtkWidget *w; | |
2623 | GCallback select_cb; | |
2624 | GCallback highlight_cb; | |
2625 | xg_menu_cb_data *cl_data; | |
2626 | { | |
2627 | GtkWidget *wchild; | |
2628 | GtkLabel *wlbl = 0; | |
2629 | GtkLabel *wkey = 0; | |
2630 | char *utf8_label; | |
2631 | char *utf8_key; | |
0a1d6de0 JD |
2632 | const char *old_label = 0; |
2633 | const char *old_key = 0; | |
f392e843 | 2634 | xg_menu_item_cb_data *cb_data; |
177c0ea7 JB |
2635 | |
2636 | wchild = gtk_bin_get_child (GTK_BIN (w)); | |
f392e843 JD |
2637 | utf8_label = get_utf8_string (val->name); |
2638 | utf8_key = get_utf8_string (val->key); | |
2639 | ||
2640 | /* See if W is a menu item with a key. See make_menu_item above. */ | |
2641 | if (GTK_IS_HBOX (wchild)) | |
2642 | { | |
2643 | GList *list = gtk_container_get_children (GTK_CONTAINER (wchild)); | |
2644 | ||
2645 | wlbl = GTK_LABEL (list->data); | |
2646 | wkey = GTK_LABEL (list->next->data); | |
49853a4d JD |
2647 | g_list_free (list); |
2648 | ||
f392e843 JD |
2649 | if (! utf8_key) |
2650 | { | |
2651 | /* Remove the key and keep just the label. */ | |
2652 | gtk_widget_ref (GTK_WIDGET (wlbl)); | |
2653 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2654 | gtk_container_add (GTK_CONTAINER (w), GTK_WIDGET (wlbl)); | |
2655 | wkey = 0; | |
2656 | } | |
49853a4d | 2657 | |
f392e843 JD |
2658 | } |
2659 | else /* Just a label. */ | |
2660 | { | |
2661 | wlbl = GTK_LABEL (wchild); | |
2662 | ||
2663 | /* Check if there is now a key. */ | |
2664 | if (utf8_key) | |
2665 | { | |
2666 | GtkWidget *wtoadd = make_widget_for_menu_item (utf8_label, utf8_key); | |
2667 | GList *list = gtk_container_get_children (GTK_CONTAINER (wtoadd)); | |
49853a4d | 2668 | |
f392e843 JD |
2669 | wlbl = GTK_LABEL (list->data); |
2670 | wkey = GTK_LABEL (list->next->data); | |
49853a4d | 2671 | g_list_free (list); |
f392e843 JD |
2672 | |
2673 | gtk_container_remove (GTK_CONTAINER (w), wchild); | |
2674 | gtk_container_add (GTK_CONTAINER (w), wtoadd); | |
2675 | } | |
2676 | } | |
2677 | ||
177c0ea7 | 2678 | |
0a1d6de0 JD |
2679 | if (wkey) old_key = gtk_label_get_label (wkey); |
2680 | if (wlbl) old_label = gtk_label_get_label (wlbl); | |
177c0ea7 | 2681 | |
0a1d6de0 | 2682 | if (wkey && utf8_key && (! old_key || strcmp (utf8_key, old_key) != 0)) |
f392e843 JD |
2683 | gtk_label_set_text (wkey, utf8_key); |
2684 | ||
0a1d6de0 | 2685 | if (! old_label || strcmp (utf8_label, old_label) != 0) |
4b1b4443 | 2686 | gtk_label_set_text (wlbl, utf8_label); |
f392e843 | 2687 | |
0a1d6de0 JD |
2688 | if (utf8_key && utf8_key != val->key) g_free (utf8_key); |
2689 | if (utf8_label && utf8_label != val->name) g_free (utf8_label); | |
177c0ea7 | 2690 | |
f392e843 JD |
2691 | if (! val->enabled && GTK_WIDGET_SENSITIVE (w)) |
2692 | gtk_widget_set_sensitive (w, FALSE); | |
2693 | else if (val->enabled && ! GTK_WIDGET_SENSITIVE (w)) | |
2694 | gtk_widget_set_sensitive (w, TRUE); | |
2695 | ||
2696 | cb_data = (xg_menu_item_cb_data*) g_object_get_data (G_OBJECT (w), | |
2697 | XG_ITEM_DATA); | |
2698 | if (cb_data) | |
2699 | { | |
2700 | cb_data->call_data = val->call_data; | |
2701 | cb_data->help = val->help; | |
2702 | cb_data->cl_data = cl_data; | |
177c0ea7 | 2703 | |
f392e843 JD |
2704 | /* We assume the callback functions don't change. */ |
2705 | if (val->call_data && ! val->contents) | |
2706 | { | |
2707 | /* This item shall have a select callback. */ | |
2708 | if (! cb_data->select_id) | |
2709 | cb_data->select_id | |
2710 | = g_signal_connect (G_OBJECT (w), "activate", | |
2711 | select_cb, cb_data); | |
2712 | } | |
2713 | else if (cb_data->select_id) | |
2714 | { | |
2715 | g_signal_handler_disconnect (w, cb_data->select_id); | |
2716 | cb_data->select_id = 0; | |
2717 | } | |
f392e843 JD |
2718 | } |
2719 | } | |
2720 | ||
2721 | /* Update the toggle menu item W so it corresponds to VAL. */ | |
71bacd48 | 2722 | |
f392e843 JD |
2723 | static void |
2724 | xg_update_toggle_item (val, w) | |
2725 | widget_value *val; | |
2726 | GtkWidget *w; | |
2727 | { | |
2728 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2729 | } | |
2730 | ||
2731 | /* Update the radio menu item W so it corresponds to VAL. */ | |
71bacd48 | 2732 | |
f392e843 JD |
2733 | static void |
2734 | xg_update_radio_item (val, w) | |
2735 | widget_value *val; | |
2736 | GtkWidget *w; | |
2737 | { | |
2738 | gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), val->selected); | |
2739 | } | |
2740 | ||
2741 | /* Update the sub menu SUBMENU and all its children so it corresponds to VAL. | |
2742 | SUBMENU may be NULL, in that case a new menu is created. | |
2743 | F is the frame the menu bar belongs to. | |
2744 | VAL describes the contents of the menu bar. | |
2745 | SELECT_CB is the callback to use when a menu item is selected. | |
2746 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2747 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. | |
2748 | CL_DATA is the call back data to use for any newly created items. | |
2749 | ||
2750 | Returns the updated submenu widget, that is SUBMENU unless SUBMENU | |
2751 | was NULL. */ | |
2752 | ||
2753 | static GtkWidget * | |
2754 | xg_update_submenu (submenu, f, val, | |
2755 | select_cb, deactivate_cb, highlight_cb, cl_data) | |
2756 | GtkWidget *submenu; | |
2757 | FRAME_PTR f; | |
2758 | widget_value *val; | |
2759 | GCallback select_cb; | |
2760 | GCallback deactivate_cb; | |
2761 | GCallback highlight_cb; | |
2762 | xg_menu_cb_data *cl_data; | |
2763 | { | |
2764 | GtkWidget *newsub = submenu; | |
2765 | GList *list = 0; | |
2766 | GList *iter; | |
2767 | widget_value *cur; | |
2768 | int has_tearoff_p = 0; | |
2769 | GList *first_radio = 0; | |
177c0ea7 | 2770 | |
f392e843 JD |
2771 | if (submenu) |
2772 | list = gtk_container_get_children (GTK_CONTAINER (submenu)); | |
177c0ea7 | 2773 | |
f392e843 JD |
2774 | for (cur = val, iter = list; |
2775 | cur && iter; | |
2776 | iter = g_list_next (iter), cur = cur->next) | |
2777 | { | |
2778 | GtkWidget *w = GTK_WIDGET (iter->data); | |
2779 | ||
2780 | /* Skip tearoff items, they have no counterpart in val. */ | |
2781 | if (GTK_IS_TEAROFF_MENU_ITEM (w)) | |
2782 | { | |
2783 | has_tearoff_p = 1; | |
2784 | iter = g_list_next (iter); | |
2785 | if (iter) w = GTK_WIDGET (iter->data); | |
2786 | else break; | |
2787 | } | |
2788 | ||
2789 | /* Remember first radio button in a group. If we get a mismatch in | |
2790 | a radio group we must rebuild the whole group so that the connections | |
2791 | in GTK becomes correct. */ | |
2792 | if (cur->button_type == BUTTON_TYPE_RADIO && ! first_radio) | |
2793 | first_radio = iter; | |
2794 | else if (cur->button_type != BUTTON_TYPE_RADIO | |
2795 | && ! GTK_IS_RADIO_MENU_ITEM (w)) | |
2796 | first_radio = 0; | |
2797 | ||
2798 | if (GTK_IS_SEPARATOR_MENU_ITEM (w)) | |
2799 | { | |
2800 | if (! xg_separator_p (cur->name)) | |
2801 | break; | |
2802 | } | |
2803 | else if (GTK_IS_CHECK_MENU_ITEM (w)) | |
2804 | { | |
2805 | if (cur->button_type != BUTTON_TYPE_TOGGLE) | |
2806 | break; | |
2807 | xg_update_toggle_item (cur, w); | |
2808 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2809 | } | |
2810 | else if (GTK_IS_RADIO_MENU_ITEM (w)) | |
2811 | { | |
2812 | if (cur->button_type != BUTTON_TYPE_RADIO) | |
2813 | break; | |
2814 | xg_update_radio_item (cur, w); | |
2815 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2816 | } | |
2817 | else if (GTK_IS_MENU_ITEM (w)) | |
2818 | { | |
2819 | GtkMenuItem *witem = GTK_MENU_ITEM (w); | |
2820 | GtkWidget *sub; | |
2821 | ||
2822 | if (cur->button_type != BUTTON_TYPE_NONE || | |
2823 | xg_separator_p (cur->name)) | |
2824 | break; | |
2825 | ||
2826 | xg_update_menu_item (cur, w, select_cb, highlight_cb, cl_data); | |
2827 | ||
2828 | sub = gtk_menu_item_get_submenu (witem); | |
2829 | if (sub && ! cur->contents) | |
2830 | { | |
2831 | /* Not a submenu anymore. */ | |
2832 | gtk_widget_ref (sub); | |
2833 | gtk_menu_item_remove_submenu (witem); | |
2834 | gtk_widget_destroy (sub); | |
2835 | } | |
2836 | else if (cur->contents) | |
2837 | { | |
2838 | GtkWidget *nsub; | |
2839 | ||
2840 | nsub = xg_update_submenu (sub, f, cur->contents, | |
2841 | select_cb, deactivate_cb, | |
2842 | highlight_cb, cl_data); | |
2843 | ||
2844 | /* If this item just became a submenu, we must set it. */ | |
2845 | if (nsub != sub) | |
2846 | gtk_menu_item_set_submenu (witem, nsub); | |
2847 | } | |
2848 | } | |
2849 | else | |
2850 | { | |
2851 | /* Structural difference. Remove everything from here and down | |
2852 | in SUBMENU. */ | |
2853 | break; | |
2854 | } | |
2855 | } | |
2856 | ||
2857 | /* Remove widgets from first structual change. */ | |
2858 | if (iter) | |
2859 | { | |
2860 | /* If we are adding new menu items below, we must remove from | |
2861 | first radio button so that radio groups become correct. */ | |
71bacd48 JD |
2862 | if (cur && first_radio) xg_destroy_widgets (first_radio); |
2863 | else xg_destroy_widgets (iter); | |
f392e843 | 2864 | } |
177c0ea7 | 2865 | |
f392e843 JD |
2866 | if (cur) |
2867 | { | |
2868 | /* More items added. Create them. */ | |
2869 | newsub = create_menus (cur, | |
2870 | f, | |
2871 | select_cb, | |
2872 | deactivate_cb, | |
2873 | highlight_cb, | |
2874 | 0, | |
2875 | 0, | |
2876 | ! has_tearoff_p, | |
2877 | submenu, | |
2878 | cl_data, | |
2879 | 0); | |
2880 | } | |
177c0ea7 | 2881 | |
49853a4d JD |
2882 | if (list) g_list_free (list); |
2883 | ||
f392e843 JD |
2884 | return newsub; |
2885 | } | |
2886 | ||
2887 | /* Update the MENUBAR. | |
2888 | F is the frame the menu bar belongs to. | |
2889 | VAL describes the contents of the menu bar. | |
2890 | If DEEP_P is non-zero, rebuild all but the top level menu names in | |
2891 | the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar. | |
2892 | SELECT_CB is the callback to use when a menu item is selected. | |
2893 | DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore. | |
2894 | HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */ | |
71bacd48 | 2895 | |
f392e843 JD |
2896 | void |
2897 | xg_modify_menubar_widgets (menubar, f, val, deep_p, | |
2898 | select_cb, deactivate_cb, highlight_cb) | |
2899 | GtkWidget *menubar; | |
2900 | FRAME_PTR f; | |
2901 | widget_value *val; | |
2902 | int deep_p; | |
2903 | GCallback select_cb; | |
2904 | GCallback deactivate_cb; | |
2905 | GCallback highlight_cb; | |
2906 | { | |
2907 | xg_menu_cb_data *cl_data; | |
2908 | GList *list = gtk_container_get_children (GTK_CONTAINER (menubar)); | |
f392e843 JD |
2909 | |
2910 | if (! list) return; | |
177c0ea7 | 2911 | |
f392e843 JD |
2912 | cl_data = (xg_menu_cb_data*) g_object_get_data (G_OBJECT (menubar), |
2913 | XG_FRAME_DATA); | |
2914 | ||
da18b5ac | 2915 | xg_update_menubar (menubar, f, &list, list, 0, val->contents, |
d1c38b57 | 2916 | select_cb, deactivate_cb, highlight_cb, cl_data); |
da18b5ac | 2917 | |
aa41b0bf | 2918 | if (deep_p) |
f392e843 JD |
2919 | { |
2920 | widget_value *cur; | |
2921 | ||
2922 | /* Update all sub menus. | |
da18b5ac | 2923 | We must keep the submenus (GTK menu item widgets) since the |
f392e843 JD |
2924 | X Window in the XEvent that activates the menu are those widgets. */ |
2925 | ||
2926 | /* Update cl_data, menu_item things in F may have changed. */ | |
2927 | update_cl_data (cl_data, f, highlight_cb); | |
2928 | ||
2929 | for (cur = val->contents; cur; cur = cur->next) | |
2930 | { | |
49853a4d | 2931 | GList *iter; |
f392e843 JD |
2932 | GtkWidget *sub = 0; |
2933 | GtkWidget *newsub; | |
2934 | GtkMenuItem *witem; | |
2935 | ||
2936 | /* Find sub menu that corresponds to val and update it. */ | |
2937 | for (iter = list ; iter; iter = g_list_next (iter)) | |
2938 | { | |
2939 | witem = GTK_MENU_ITEM (iter->data); | |
2940 | if (xg_item_label_same_p (witem, cur->name)) | |
2941 | { | |
2942 | sub = gtk_menu_item_get_submenu (witem); | |
2943 | break; | |
2944 | } | |
2945 | } | |
177c0ea7 | 2946 | |
f392e843 JD |
2947 | newsub = xg_update_submenu (sub, |
2948 | f, | |
2949 | cur->contents, | |
2950 | select_cb, | |
2951 | deactivate_cb, | |
2952 | highlight_cb, | |
2953 | cl_data); | |
2954 | /* sub may still be NULL. If we just updated non deep and added | |
2955 | a new menu bar item, it has no sub menu yet. So we set the | |
2956 | newly created sub menu under witem. */ | |
2957 | if (newsub != sub) | |
810f2256 JD |
2958 | { |
2959 | xg_set_screen (newsub, f); | |
2960 | gtk_menu_item_set_submenu (witem, newsub); | |
2961 | } | |
f392e843 JD |
2962 | } |
2963 | } | |
2964 | ||
49853a4d | 2965 | g_list_free (list); |
f392e843 JD |
2966 | gtk_widget_show_all (menubar); |
2967 | } | |
2968 | ||
2969 | /* Recompute all the widgets of frame F, when the menu bar has been | |
2970 | changed. Value is non-zero if widgets were updated. */ | |
2971 | ||
2972 | int | |
2973 | xg_update_frame_menubar (f) | |
2974 | FRAME_PTR f; | |
2975 | { | |
2976 | struct x_output *x = f->output_data.x; | |
2977 | GtkRequisition req; | |
177c0ea7 | 2978 | |
f392e843 JD |
2979 | if (!x->menubar_widget || GTK_WIDGET_MAPPED (x->menubar_widget)) |
2980 | return 0; | |
2981 | ||
2982 | BLOCK_INPUT; | |
2983 | ||
2984 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->menubar_widget, | |
2985 | FALSE, FALSE, 0); | |
2986 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->menubar_widget, 0); | |
2987 | ||
2988 | gtk_widget_show_all (x->menubar_widget); | |
2989 | gtk_widget_size_request (x->menubar_widget, &req); | |
2990 | ||
2991 | FRAME_MENUBAR_HEIGHT (f) = req.height; | |
2992 | ||
2993 | /* The height has changed, resize outer widget and set columns | |
2994 | rows to what we had before adding the menu bar. */ | |
1c9c1270 | 2995 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
177c0ea7 | 2996 | |
f392e843 JD |
2997 | SET_FRAME_GARBAGED (f); |
2998 | UNBLOCK_INPUT; | |
a8303f92 AS |
2999 | |
3000 | return 1; | |
f392e843 JD |
3001 | } |
3002 | ||
3003 | /* Get rid of the menu bar of frame F, and free its storage. | |
3004 | This is used when deleting a frame, and when turning off the menu bar. */ | |
3005 | ||
3006 | void | |
3007 | free_frame_menubar (f) | |
3008 | FRAME_PTR f; | |
3009 | { | |
3010 | struct x_output *x = f->output_data.x; | |
3011 | ||
3012 | if (x->menubar_widget) | |
3013 | { | |
3014 | BLOCK_INPUT; | |
3015 | ||
3016 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), x->menubar_widget); | |
3017 | /* The menubar and its children shall be deleted when removed from | |
3018 | the container. */ | |
3019 | x->menubar_widget = 0; | |
3020 | FRAME_MENUBAR_HEIGHT (f) = 0; | |
3021 | ||
3022 | /* The height has changed, resize outer widget and set columns | |
3023 | rows to what we had before removing the menu bar. */ | |
1c9c1270 | 3024 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3025 | |
3026 | SET_FRAME_GARBAGED (f); | |
3027 | UNBLOCK_INPUT; | |
3028 | } | |
3029 | } | |
3030 | ||
3031 | ||
3032 | \f | |
3033 | /*********************************************************************** | |
3034 | Scroll bar functions | |
3035 | ***********************************************************************/ | |
3036 | ||
3037 | ||
3038 | /* Setting scroll bar values invokes the callback. Use this variable | |
3039 | to indicate that callback should do nothing. */ | |
71bacd48 | 3040 | |
f392e843 JD |
3041 | int xg_ignore_gtk_scrollbar; |
3042 | ||
056ce195 SM |
3043 | /* Xlib's `Window' fits in 32 bits. But we want to store pointers, and they |
3044 | may be larger than 32 bits. Keep a mapping from integer index to widget | |
3045 | pointers to get around the 32 bit limitation. */ | |
71bacd48 | 3046 | |
f392e843 JD |
3047 | static struct |
3048 | { | |
3049 | GtkWidget **widgets; | |
3050 | int max_size; | |
3051 | int used; | |
81e302ef | 3052 | } id_to_widget; |
f392e843 JD |
3053 | |
3054 | /* Grow this much every time we need to allocate more */ | |
71bacd48 | 3055 | |
f392e843 JD |
3056 | #define ID_TO_WIDGET_INCR 32 |
3057 | ||
3058 | /* Store the widget pointer W in id_to_widget and return the integer index. */ | |
71bacd48 | 3059 | |
f392e843 JD |
3060 | static int |
3061 | xg_store_widget_in_map (w) | |
3062 | GtkWidget *w; | |
3063 | { | |
3064 | int i; | |
3065 | ||
3066 | if (id_to_widget.max_size == id_to_widget.used) | |
3067 | { | |
3068 | int new_size = id_to_widget.max_size + ID_TO_WIDGET_INCR; | |
3069 | ||
3070 | id_to_widget.widgets = xrealloc (id_to_widget.widgets, | |
3071 | sizeof (GtkWidget *)*new_size); | |
3072 | ||
3073 | for (i = id_to_widget.max_size; i < new_size; ++i) | |
3074 | id_to_widget.widgets[i] = 0; | |
3075 | id_to_widget.max_size = new_size; | |
3076 | } | |
3077 | ||
3078 | /* Just loop over the array and find a free place. After all, | |
3079 | how many scroll bars are we creating? Should be a small number. | |
3080 | The check above guarantees we will find a free place. */ | |
3081 | for (i = 0; i < id_to_widget.max_size; ++i) | |
3082 | { | |
3083 | if (! id_to_widget.widgets[i]) | |
3084 | { | |
3085 | id_to_widget.widgets[i] = w; | |
3086 | ++id_to_widget.used; | |
3087 | ||
3088 | return i; | |
3089 | } | |
3090 | } | |
3091 | ||
3092 | /* Should never end up here */ | |
3093 | abort (); | |
3094 | } | |
3095 | ||
3096 | /* Remove pointer at IDX from id_to_widget. | |
3097 | Called when scroll bar is destroyed. */ | |
71bacd48 | 3098 | |
f392e843 JD |
3099 | static void |
3100 | xg_remove_widget_from_map (idx) | |
3101 | int idx; | |
3102 | { | |
3103 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3104 | { | |
3105 | id_to_widget.widgets[idx] = 0; | |
3106 | --id_to_widget.used; | |
3107 | } | |
3108 | } | |
3109 | ||
3110 | /* Get the widget pointer at IDX from id_to_widget. */ | |
71bacd48 | 3111 | |
f392e843 JD |
3112 | static GtkWidget * |
3113 | xg_get_widget_from_map (idx) | |
3114 | int idx; | |
3115 | { | |
3116 | if (idx < id_to_widget.max_size && id_to_widget.widgets[idx] != 0) | |
3117 | return id_to_widget.widgets[idx]; | |
3118 | ||
3119 | return 0; | |
3120 | } | |
3121 | ||
810f2256 | 3122 | /* Return the scrollbar id for X Window WID on display DPY. |
3a8a22fc | 3123 | Return -1 if WID not in id_to_widget. */ |
71bacd48 | 3124 | |
3a8a22fc | 3125 | int |
810f2256 JD |
3126 | xg_get_scroll_id_for_window (dpy, wid) |
3127 | Display *dpy; | |
3a8a22fc JD |
3128 | Window wid; |
3129 | { | |
3130 | int idx; | |
3131 | GtkWidget *w; | |
3132 | ||
810f2256 | 3133 | w = xg_win_to_widget (dpy, wid); |
3a8a22fc JD |
3134 | |
3135 | if (w) | |
3136 | { | |
3137 | for (idx = 0; idx < id_to_widget.max_size; ++idx) | |
3138 | if (id_to_widget.widgets[idx] == w) | |
3139 | return idx; | |
3140 | } | |
3141 | ||
3142 | return -1; | |
3143 | } | |
3144 | ||
f392e843 JD |
3145 | /* Callback invoked when scroll bar WIDGET is destroyed. |
3146 | DATA is the index into id_to_widget for WIDGET. | |
cea9be54 | 3147 | We free pointer to last scroll bar values here and remove the index. */ |
71bacd48 | 3148 | |
f392e843 JD |
3149 | static void |
3150 | xg_gtk_scroll_destroy (widget, data) | |
3151 | GtkWidget *widget; | |
3152 | gpointer data; | |
3153 | { | |
3154 | gpointer p; | |
ff59904a | 3155 | int id = (int) (EMACS_INT) data; /* The EMACS_INT cast avoids a warning. */ |
177c0ea7 | 3156 | |
f392e843 | 3157 | p = g_object_get_data (G_OBJECT (widget), XG_LAST_SB_DATA); |
70fdbb46 | 3158 | xfree (p); |
f392e843 JD |
3159 | xg_remove_widget_from_map (id); |
3160 | } | |
3161 | ||
3162 | /* Callback for button press/release events. Used to start timer so that | |
8e5a8840 | 3163 | the scroll bar repetition timer in GTK gets handled. |
17097258 | 3164 | Also, sets bar->dragging to Qnil when dragging (button release) is done. |
f392e843 JD |
3165 | WIDGET is the scroll bar widget the event is for (not used). |
3166 | EVENT contains the event. | |
17097258 | 3167 | USER_DATA points to the struct scrollbar structure. |
f392e843 JD |
3168 | |
3169 | Returns FALSE to tell GTK that it shall continue propagate the event | |
3170 | to widgets. */ | |
71bacd48 | 3171 | |
f392e843 JD |
3172 | static gboolean |
3173 | scroll_bar_button_cb (widget, event, user_data) | |
3174 | GtkWidget *widget; | |
3175 | GdkEventButton *event; | |
3176 | gpointer user_data; | |
3177 | { | |
3178 | if (event->type == GDK_BUTTON_PRESS && ! xg_timer) | |
3179 | xg_start_timer (); | |
17097258 JD |
3180 | else if (event->type == GDK_BUTTON_RELEASE) |
3181 | { | |
3182 | struct scroll_bar *bar = (struct scroll_bar *) user_data; | |
3183 | if (xg_timer) xg_stop_timer (); | |
3184 | bar->dragging = Qnil; | |
3185 | } | |
c43923ad | 3186 | |
f392e843 JD |
3187 | return FALSE; |
3188 | } | |
3189 | ||
3190 | /* Create a scroll bar widget for frame F. Store the scroll bar | |
3191 | in BAR. | |
3192 | SCROLL_CALLBACK is the callback to invoke when the value of the | |
3193 | bar changes. | |
3194 | SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used | |
3195 | to set resources for the widget. */ | |
71bacd48 | 3196 | |
f392e843 JD |
3197 | void |
3198 | xg_create_scroll_bar (f, bar, scroll_callback, scroll_bar_name) | |
3199 | FRAME_PTR f; | |
3200 | struct scroll_bar *bar; | |
3201 | GCallback scroll_callback; | |
3202 | char *scroll_bar_name; | |
3203 | { | |
3204 | GtkWidget *wscroll; | |
1755a397 | 3205 | GtkWidget *webox; |
f392e843 JD |
3206 | GtkObject *vadj; |
3207 | int scroll_id; | |
177c0ea7 | 3208 | |
f392e843 JD |
3209 | /* Page, step increment values are not so important here, they |
3210 | will be corrected in x_set_toolkit_scroll_bar_thumb. */ | |
3211 | vadj = gtk_adjustment_new (XG_SB_MIN, XG_SB_MIN, XG_SB_MAX, | |
3212 | 0.1, 0.1, 0.1); | |
3213 | ||
3214 | wscroll = gtk_vscrollbar_new (GTK_ADJUSTMENT (vadj)); | |
1755a397 | 3215 | webox = gtk_event_box_new (); |
f392e843 JD |
3216 | gtk_widget_set_name (wscroll, scroll_bar_name); |
3217 | gtk_range_set_update_policy (GTK_RANGE (wscroll), GTK_UPDATE_CONTINUOUS); | |
177c0ea7 | 3218 | |
f392e843 | 3219 | scroll_id = xg_store_widget_in_map (wscroll); |
177c0ea7 | 3220 | |
f979dc05 | 3221 | g_signal_connect (G_OBJECT (wscroll), |
f392e843 JD |
3222 | "value-changed", |
3223 | scroll_callback, | |
f979dc05 | 3224 | (gpointer) bar); |
ff59904a | 3225 | /* The EMACS_INT cast avoids a warning. */ |
f392e843 JD |
3226 | g_signal_connect (G_OBJECT (wscroll), |
3227 | "destroy", | |
3228 | G_CALLBACK (xg_gtk_scroll_destroy), | |
ff59904a | 3229 | (gpointer) (EMACS_INT) scroll_id); |
f392e843 JD |
3230 | |
3231 | /* Connect to button press and button release to detect if any scroll bar | |
3232 | has the pointer. */ | |
3233 | g_signal_connect (G_OBJECT (wscroll), | |
3234 | "button-press-event", | |
3235 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3236 | (gpointer) bar); |
f392e843 JD |
3237 | g_signal_connect (G_OBJECT (wscroll), |
3238 | "button-release-event", | |
3239 | G_CALLBACK (scroll_bar_button_cb), | |
f979dc05 | 3240 | (gpointer) bar); |
177c0ea7 | 3241 | |
1755a397 JD |
3242 | /* The scroll bar widget does not draw on a window of its own. Instead |
3243 | it draws on the parent window, in this case the edit widget. So | |
3244 | whenever the edit widget is cleared, the scroll bar needs to redraw | |
3245 | also, which causes flicker. Put an event box between the edit widget | |
3246 | and the scroll bar, so the scroll bar instead draws itself on the | |
3247 | event box window. */ | |
3248 | gtk_fixed_put (GTK_FIXED (f->output_data.x->edit_widget), webox, -1, -1); | |
3249 | gtk_container_add (GTK_CONTAINER (webox), wscroll); | |
c43923ad | 3250 | |
f392e843 JD |
3251 | |
3252 | /* Set the cursor to an arrow. */ | |
1755a397 | 3253 | xg_set_cursor (webox, FRAME_X_DISPLAY_INFO (f)->xg_cursor); |
f392e843 | 3254 | |
056ce195 | 3255 | bar->x_window = scroll_id; |
f392e843 JD |
3256 | } |
3257 | ||
3258 | /* Make the scroll bar represented by SCROLLBAR_ID visible. */ | |
71bacd48 | 3259 | |
f392e843 JD |
3260 | void |
3261 | xg_show_scroll_bar (scrollbar_id) | |
3262 | int scrollbar_id; | |
3263 | { | |
3264 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3265 | if (w) | |
1755a397 | 3266 | gtk_widget_show_all (gtk_widget_get_parent (w)); |
f392e843 JD |
3267 | } |
3268 | ||
3269 | /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */ | |
71bacd48 | 3270 | |
f392e843 JD |
3271 | void |
3272 | xg_remove_scroll_bar (f, scrollbar_id) | |
3273 | FRAME_PTR f; | |
3274 | int scrollbar_id; | |
3275 | { | |
3276 | GtkWidget *w = xg_get_widget_from_map (scrollbar_id); | |
3277 | if (w) | |
3278 | { | |
1755a397 | 3279 | GtkWidget *wparent = gtk_widget_get_parent (w); |
f392e843 | 3280 | gtk_widget_destroy (w); |
1755a397 | 3281 | gtk_widget_destroy (wparent); |
f392e843 JD |
3282 | SET_FRAME_GARBAGED (f); |
3283 | } | |
3284 | } | |
3285 | ||
f392e843 JD |
3286 | /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID |
3287 | in frame F. | |
3288 | TOP/LEFT are the new pixel positions where the bar shall appear. | |
3289 | WIDTH, HEIGHT is the size in pixels the bar shall have. */ | |
71bacd48 | 3290 | |
f392e843 | 3291 | void |
1755a397 | 3292 | xg_update_scrollbar_pos (f, scrollbar_id, top, left, width, height) |
f392e843 JD |
3293 | FRAME_PTR f; |
3294 | int scrollbar_id; | |
3295 | int top; | |
3296 | int left; | |
3297 | int width; | |
3298 | int height; | |
3299 | { | |
f392e843 | 3300 | |
49853a4d | 3301 | GtkWidget *wscroll = xg_get_widget_from_map (scrollbar_id); |
7863d625 | 3302 | |
49853a4d JD |
3303 | if (wscroll) |
3304 | { | |
cea9be54 | 3305 | GtkWidget *wfixed = f->output_data.x->edit_widget; |
1755a397 | 3306 | GtkWidget *wparent = gtk_widget_get_parent (wscroll); |
7863d625 | 3307 | |
ab2d724b | 3308 | /* Move and resize to new values. */ |
1755a397 | 3309 | gtk_fixed_move (GTK_FIXED (wfixed), wparent, left, top); |
817d354b JD |
3310 | gtk_widget_set_size_request (wscroll, width, height); |
3311 | gtk_widget_queue_draw (wparent); | |
3312 | gdk_window_process_all_updates (); | |
3313 | /* GTK does not redraw until the main loop is entered again, but | |
3314 | if there are no X events pending we will not enter it. So we sync | |
3315 | here to get some events. */ | |
3316 | x_sync (f); | |
49853a4d JD |
3317 | SET_FRAME_GARBAGED (f); |
3318 | cancel_mouse_face (f); | |
3319 | } | |
f392e843 JD |
3320 | } |
3321 | ||
3322 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3323 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
71bacd48 | 3324 | |
f392e843 JD |
3325 | void |
3326 | xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole) | |
3327 | struct scroll_bar *bar; | |
3328 | int portion, position, whole; | |
3329 | { | |
056ce195 | 3330 | GtkWidget *wscroll = xg_get_widget_from_map (bar->x_window); |
f392e843 JD |
3331 | |
3332 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3333 | ||
17097258 | 3334 | if (wscroll && NILP (bar->dragging)) |
f392e843 JD |
3335 | { |
3336 | GtkAdjustment *adj; | |
3337 | gdouble shown; | |
3338 | gdouble top; | |
3339 | int size, value; | |
7863d625 JD |
3340 | int new_step; |
3341 | int changed = 0; | |
177c0ea7 | 3342 | |
f392e843 JD |
3343 | adj = gtk_range_get_adjustment (GTK_RANGE (wscroll)); |
3344 | ||
17097258 JD |
3345 | /* We do the same as for MOTIF in xterm.c, assume 30 chars per line |
3346 | rather than the real portion value. This makes the thumb less likely | |
3347 | to resize and that looks better. */ | |
be786000 | 3348 | portion = WINDOW_TOTAL_LINES (XWINDOW (bar->window)) * 30; |
17097258 JD |
3349 | /* When the thumb is at the bottom, position == whole. |
3350 | So we need to increase `whole' to make space for the thumb. */ | |
3351 | whole += portion; | |
3352 | ||
f392e843 JD |
3353 | if (whole <= 0) |
3354 | top = 0, shown = 1; | |
3355 | else | |
3356 | { | |
f392e843 | 3357 | top = (gdouble) position / whole; |
7863d625 | 3358 | shown = (gdouble) portion / whole; |
f392e843 JD |
3359 | } |
3360 | ||
7863d625 JD |
3361 | size = shown * XG_SB_RANGE; |
3362 | size = min (size, XG_SB_RANGE); | |
f392e843 JD |
3363 | size = max (size, 1); |
3364 | ||
7863d625 JD |
3365 | value = top * XG_SB_RANGE; |
3366 | value = min (value, XG_SB_MAX - size); | |
f392e843 JD |
3367 | value = max (value, XG_SB_MIN); |
3368 | ||
7863d625 | 3369 | /* Assume all lines are of equal size. */ |
be786000 | 3370 | new_step = size / max (1, FRAME_LINES (f)); |
2a2071c3 JD |
3371 | |
3372 | if ((int) adj->page_size != size | |
2a2071c3 JD |
3373 | || (int) adj->step_increment != new_step) |
3374 | { | |
7863d625 JD |
3375 | adj->page_size = size; |
3376 | adj->step_increment = new_step; | |
2a2071c3 | 3377 | /* Assume a page increment is about 95% of the page size */ |
7863d625 JD |
3378 | adj->page_increment = (int) (0.95*adj->page_size); |
3379 | changed = 1; | |
2a2071c3 | 3380 | } |
17097258 | 3381 | |
7863d625 JD |
3382 | if (changed || (int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3383 | { | |
3384 | GtkWidget *wfixed = f->output_data.x->edit_widget; | |
17097258 | 3385 | |
7863d625 | 3386 | BLOCK_INPUT; |
cea9be54 | 3387 | |
7863d625 JD |
3388 | /* gtk_range_set_value invokes the callback. Set |
3389 | ignore_gtk_scrollbar to make the callback do nothing */ | |
3390 | xg_ignore_gtk_scrollbar = 1; | |
f392e843 | 3391 | |
7863d625 JD |
3392 | if ((int) gtk_range_get_value (GTK_RANGE (wscroll)) != value) |
3393 | gtk_range_set_value (GTK_RANGE (wscroll), (gdouble)value); | |
3394 | else if (changed) | |
3395 | gtk_adjustment_changed (adj); | |
3396 | ||
3397 | xg_ignore_gtk_scrollbar = 0; | |
3398 | ||
3399 | UNBLOCK_INPUT; | |
3400 | } | |
3401 | } | |
f392e843 JD |
3402 | } |
3403 | ||
3404 | \f | |
3405 | /*********************************************************************** | |
3406 | Tool bar functions | |
3407 | ***********************************************************************/ | |
3408 | /* The key for the data we put in the GtkImage widgets. The data is | |
3409 | the image used by Emacs. We use this to see if we need to update | |
3410 | the GtkImage with a new image. */ | |
3411 | #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image" | |
3412 | ||
2334f9e7 JD |
3413 | /* The key for storing the latest modifiers so the activate callback can |
3414 | get them. */ | |
3415 | #define XG_TOOL_BAR_LAST_MODIFIER "emacs-tool-bar-modifier" | |
3416 | ||
1e0fe298 JD |
3417 | /* The key for storing the button widget in its proxy menu item. */ |
3418 | #define XG_TOOL_BAR_PROXY_BUTTON "emacs-tool-bar-proxy-button" | |
2334f9e7 | 3419 | |
98a92193 JD |
3420 | /* The key for the data we put in the GtkImage widgets. The data is |
3421 | the stock name used by Emacs. We use this to see if we need to update | |
3422 | the GtkImage with a new image. */ | |
3423 | #define XG_TOOL_BAR_STOCK_NAME "emacs-tool-bar-stock-name" | |
3424 | ||
2154c964 JD |
3425 | /* As above, but this is used for named theme widgets, as opposed to |
3426 | stock items. */ | |
3427 | #define XG_TOOL_BAR_ICON_NAME "emacs-tool-bar-icon-name" | |
3428 | ||
98a92193 JD |
3429 | /* Callback function invoked when a tool bar item is pressed. |
3430 | W is the button widget in the tool bar that got pressed, | |
3431 | CLIENT_DATA is an integer that is the index of the button in the | |
3432 | tool bar. 0 is the first button. */ | |
3433 | ||
2334f9e7 JD |
3434 | static gboolean |
3435 | xg_tool_bar_button_cb (widget, event, user_data) | |
3436 | GtkWidget *widget; | |
3437 | GdkEventButton *event; | |
3438 | gpointer user_data; | |
3439 | { | |
b43da352 JD |
3440 | /* Casts to avoid warnings when gpointer is 64 bits and int is 32 bits */ |
3441 | gpointer ptr = (gpointer) (EMACS_INT) event->state; | |
6e1440e6 | 3442 | g_object_set_data (G_OBJECT (widget), XG_TOOL_BAR_LAST_MODIFIER, ptr); |
6d45d2a0 | 3443 | return FALSE; |
2334f9e7 JD |
3444 | } |
3445 | ||
3446 | ||
6e1440e6 JD |
3447 | /* Callback function invoked when a tool bar item is pressed. |
3448 | W is the button widget in the tool bar that got pressed, | |
3449 | CLIENT_DATA is an integer that is the index of the button in the | |
3450 | tool bar. 0 is the first button. */ | |
3451 | ||
f392e843 JD |
3452 | static void |
3453 | xg_tool_bar_callback (w, client_data) | |
3454 | GtkWidget *w; | |
3455 | gpointer client_data; | |
3456 | { | |
ff59904a JD |
3457 | /* The EMACS_INT cast avoids a warning. */ |
3458 | int idx = (int) (EMACS_INT) client_data; | |
b43da352 JD |
3459 | int mod = (int) (EMACS_INT) g_object_get_data (G_OBJECT (w), |
3460 | XG_TOOL_BAR_LAST_MODIFIER); | |
2334f9e7 | 3461 | |
f392e843 JD |
3462 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3463 | Lisp_Object key, frame; | |
3464 | struct input_event event; | |
aa4ac494 | 3465 | EVENT_INIT (event); |
f392e843 JD |
3466 | |
3467 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) | |
3468 | return; | |
3469 | ||
3470 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
177c0ea7 | 3471 | |
f392e843 JD |
3472 | key = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_KEY); |
3473 | XSETFRAME (frame, f); | |
991bde0d JD |
3474 | |
3475 | /* We generate two events here. The first one is to set the prefix | |
3476 | to `(tool_bar)', see keyboard.c. */ | |
f392e843 JD |
3477 | event.kind = TOOL_BAR_EVENT; |
3478 | event.frame_or_window = frame; | |
8e5a8840 JB |
3479 | event.arg = frame; |
3480 | kbd_buffer_store_event (&event); | |
3481 | ||
3482 | event.kind = TOOL_BAR_EVENT; | |
991bde0d | 3483 | event.frame_or_window = frame; |
f392e843 | 3484 | event.arg = key; |
2334f9e7 | 3485 | /* Convert between the modifier bits GDK uses and the modifier bits |
4a02423f | 3486 | Emacs uses. This assumes GDK and X masks are the same, which they are when |
2334f9e7 JD |
3487 | this is written. */ |
3488 | event.modifiers = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), mod); | |
f392e843 | 3489 | kbd_buffer_store_event (&event); |
4a02423f JD |
3490 | |
3491 | /* Return focus to the frame after we have clicked on a detached | |
3492 | tool bar button. */ | |
3493 | Fx_focus_frame (frame); | |
f392e843 JD |
3494 | } |
3495 | ||
1e0fe298 JD |
3496 | /* Callback function invoked when a tool bar item is pressed in a detached |
3497 | tool bar or the overflow drop down menu. | |
3498 | We just call xg_tool_bar_callback. | |
3499 | W is the menu item widget that got pressed, | |
3500 | CLIENT_DATA is an integer that is the index of the button in the | |
3501 | tool bar. 0 is the first button. */ | |
3502 | ||
3503 | static void | |
3504 | xg_tool_bar_proxy_callback (w, client_data) | |
3505 | GtkWidget *w; | |
3506 | gpointer client_data; | |
3507 | { | |
3508 | GtkWidget *wbutton = GTK_WIDGET (g_object_get_data (G_OBJECT (w), | |
3509 | XG_TOOL_BAR_PROXY_BUTTON)); | |
3510 | xg_tool_bar_callback (wbutton, client_data); | |
bfd20325 JD |
3511 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (wbutton), |
3512 | XG_FRAME_DATA); | |
1e0fe298 JD |
3513 | } |
3514 | ||
3515 | /* This callback is called when a tool item should create a proxy item, | |
3516 | such as for the overflow menu. Also called when the tool bar is detached. | |
3517 | If we don't create a proxy menu item, the detached tool bar will be | |
3518 | blank. */ | |
3519 | ||
3520 | static gboolean | |
3521 | xg_tool_bar_menu_proxy (toolitem, user_data) | |
3522 | GtkToolItem *toolitem; | |
3523 | gpointer user_data; | |
3524 | { | |
3525 | GtkWidget *weventbox = gtk_bin_get_child (GTK_BIN (toolitem)); | |
3526 | GtkButton *wbutton = GTK_BUTTON (gtk_bin_get_child (GTK_BIN (weventbox))); | |
3527 | GtkWidget *wmenuitem = gtk_image_menu_item_new (); | |
3528 | GtkWidget *wmenuimage; | |
3529 | ||
8e5a8840 | 3530 | if (gtk_button_get_use_stock (wbutton)) |
1e0fe298 JD |
3531 | wmenuimage = gtk_image_new_from_stock (gtk_button_get_label (wbutton), |
3532 | GTK_ICON_SIZE_MENU); | |
3533 | else | |
3534 | { | |
3535 | GtkImage *wimage = GTK_IMAGE (gtk_bin_get_child (GTK_BIN (wbutton))); | |
3536 | GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (wbutton)); | |
3537 | GtkImageType store_type = gtk_image_get_storage_type (wimage); | |
e624c3f9 | 3538 | |
1e0fe298 JD |
3539 | if (store_type == GTK_IMAGE_STOCK) |
3540 | { | |
3541 | gchar *stock_id; | |
3542 | gtk_image_get_stock (wimage, &stock_id, NULL); | |
3543 | wmenuimage = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_MENU); | |
3544 | } | |
3545 | else if (store_type == GTK_IMAGE_ICON_SET) | |
3546 | { | |
3547 | GtkIconSet *icon_set; | |
3548 | gtk_image_get_icon_set (wimage, &icon_set, NULL); | |
3549 | wmenuimage = gtk_image_new_from_icon_set (icon_set, | |
3550 | GTK_ICON_SIZE_MENU); | |
3551 | } | |
3552 | else if (store_type == GTK_IMAGE_PIXBUF) | |
3553 | { | |
3554 | gint width, height; | |
8e5a8840 | 3555 | |
1e0fe298 JD |
3556 | if (settings && |
3557 | gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, | |
3558 | &width, &height)) | |
3559 | { | |
3560 | GdkPixbuf *src_pixbuf, *dest_pixbuf; | |
3561 | ||
3562 | src_pixbuf = gtk_image_get_pixbuf (wimage); | |
3563 | dest_pixbuf = gdk_pixbuf_scale_simple (src_pixbuf, width, height, | |
3564 | GDK_INTERP_BILINEAR); | |
3565 | ||
3566 | wmenuimage = gtk_image_new_from_pixbuf (dest_pixbuf); | |
3567 | } | |
e624c3f9 JD |
3568 | else |
3569 | { | |
3570 | fprintf (stderr, "internal error: GTK_IMAGE_PIXBUF failed\n"); | |
3571 | abort (); | |
3572 | } | |
3573 | } | |
8e5a8840 | 3574 | else if (store_type == GTK_IMAGE_ICON_NAME) |
e624c3f9 JD |
3575 | { |
3576 | const gchar *icon_name; | |
3577 | GtkIconSize icon_size; | |
3578 | ||
3579 | gtk_image_get_icon_name (wimage, &icon_name, &icon_size); | |
3580 | wmenuimage = gtk_image_new_from_icon_name (icon_name, | |
3581 | GTK_ICON_SIZE_MENU); | |
3582 | } | |
3583 | else | |
3584 | { | |
3585 | fprintf (stderr, "internal error: store_type is %d\n", store_type); | |
3586 | abort (); | |
1e0fe298 JD |
3587 | } |
3588 | } | |
3589 | if (wmenuimage) | |
3590 | gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (wmenuitem), wmenuimage); | |
3591 | ||
3592 | g_signal_connect (G_OBJECT (wmenuitem), | |
3593 | "activate", | |
dc2933eb | 3594 | G_CALLBACK (xg_tool_bar_proxy_callback), |
1e0fe298 JD |
3595 | user_data); |
3596 | ||
3597 | g_object_set_data (G_OBJECT (wmenuitem), XG_TOOL_BAR_PROXY_BUTTON, | |
3598 | (gpointer) wbutton); | |
3599 | gtk_tool_item_set_proxy_menu_item (toolitem, "Emacs toolbar item", wmenuitem); | |
3600 | ||
3601 | return TRUE; | |
3602 | } | |
3603 | ||
f392e843 JD |
3604 | /* This callback is called when a tool bar is detached. We must set |
3605 | the height of the tool bar to zero when this happens so frame sizes | |
3606 | are correctly calculated. | |
3607 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3608 | W is the tool bar widget. | |
3609 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3610 | |
f392e843 JD |
3611 | static void |
3612 | xg_tool_bar_detach_callback (wbox, w, client_data) | |
3613 | GtkHandleBox *wbox; | |
3614 | GtkWidget *w; | |
3615 | gpointer client_data; | |
3616 | { | |
3617 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab JD |
3618 | extern int x_gtk_whole_detached_tool_bar; |
3619 | ||
3620 | g_object_set (G_OBJECT (w), "show-arrow", !x_gtk_whole_detached_tool_bar, | |
3621 | NULL); | |
f392e843 JD |
3622 | |
3623 | if (f) | |
3624 | { | |
e0910857 JD |
3625 | FRAME_X_OUTPUT (f)->toolbar_detached = 1; |
3626 | ||
f392e843 JD |
3627 | /* When detaching a tool bar, not everything dissapear. There are |
3628 | a few pixels left that are used to drop the tool bar back into | |
3629 | place. */ | |
f392e843 JD |
3630 | FRAME_TOOLBAR_HEIGHT (f) = 2; |
3631 | ||
3632 | /* The height has changed, resize outer widget and set columns | |
3633 | rows to what we had before detaching the tool bar. */ | |
1c9c1270 | 3634 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3635 | } |
3636 | } | |
3637 | ||
3638 | /* This callback is called when a tool bar is reattached. We must set | |
3639 | the height of the tool bar when this happens so frame sizes | |
3640 | are correctly calculated. | |
3641 | WBOX is the handle box widget that enables detach/attach of the tool bar. | |
3642 | W is the tool bar widget. | |
3643 | CLIENT_DATA is a pointer to the frame the tool bar belongs to. */ | |
71bacd48 | 3644 | |
f392e843 JD |
3645 | static void |
3646 | xg_tool_bar_attach_callback (wbox, w, client_data) | |
3647 | GtkHandleBox *wbox; | |
3648 | GtkWidget *w; | |
3649 | gpointer client_data; | |
3650 | { | |
3651 | FRAME_PTR f = (FRAME_PTR) client_data; | |
0f340cab | 3652 | g_object_set (G_OBJECT (w), "show-arrow", TRUE, NULL); |
f392e843 JD |
3653 | |
3654 | if (f) | |
3655 | { | |
3656 | GtkRequisition req; | |
3657 | ||
e0910857 JD |
3658 | FRAME_X_OUTPUT (f)->toolbar_detached = 0; |
3659 | ||
f392e843 JD |
3660 | gtk_widget_size_request (w, &req); |
3661 | FRAME_TOOLBAR_HEIGHT (f) = req.height; | |
3662 | ||
3663 | /* The height has changed, resize outer widget and set columns | |
e0910857 | 3664 | rows to what we had before attaching the tool bar. */ |
1c9c1270 | 3665 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
3666 | } |
3667 | } | |
3668 | ||
3669 | /* This callback is called when the mouse enters or leaves a tool bar item. | |
3670 | It is used for displaying and hiding the help text. | |
3671 | W is the tool bar item, a button. | |
3672 | EVENT is either an enter event or leave event. | |
3673 | CLIENT_DATA is an integer that is the index of the button in the | |
3674 | tool bar. 0 is the first button. | |
3675 | ||
3676 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3677 | |
f392e843 JD |
3678 | static gboolean |
3679 | xg_tool_bar_help_callback (w, event, client_data) | |
3680 | GtkWidget *w; | |
3681 | GdkEventCrossing *event; | |
3682 | gpointer client_data; | |
3683 | { | |
ff59904a JD |
3684 | /* The EMACS_INT cast avoids a warning. */ |
3685 | int idx = (int) (EMACS_INT) client_data; | |
f392e843 JD |
3686 | FRAME_PTR f = (FRAME_PTR) g_object_get_data (G_OBJECT (w), XG_FRAME_DATA); |
3687 | Lisp_Object help, frame; | |
3688 | ||
f392e843 | 3689 | if (! f || ! f->n_tool_bar_items || NILP (f->tool_bar_items)) |
d9301435 | 3690 | return FALSE; |
f392e843 JD |
3691 | |
3692 | if (event->type == GDK_ENTER_NOTIFY) | |
3693 | { | |
3694 | idx *= TOOL_BAR_ITEM_NSLOTS; | |
3695 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_HELP); | |
3696 | ||
3697 | if (NILP (help)) | |
3698 | help = AREF (f->tool_bar_items, idx + TOOL_BAR_ITEM_CAPTION); | |
3699 | } | |
3700 | else | |
3701 | help = Qnil; | |
3702 | ||
3703 | XSETFRAME (frame, f); | |
3704 | kbd_buffer_store_help_event (frame, help); | |
3705 | ||
3706 | return FALSE; | |
3707 | } | |
3708 | ||
3709 | ||
f098b121 JD |
3710 | /* This callback is called when a tool bar item shall be redrawn. |
3711 | It modifies the expose event so that the GtkImage widget redraws the | |
3712 | whole image. This to overcome a bug that makes GtkImage draw the image | |
3713 | in the wrong place when it tries to redraw just a part of the image. | |
3714 | W is the GtkImage to be redrawn. | |
3715 | EVENT is the expose event for W. | |
3716 | CLIENT_DATA is unused. | |
3717 | ||
3718 | Returns FALSE to tell GTK to keep processing this event. */ | |
71bacd48 | 3719 | |
f098b121 | 3720 | static gboolean |
3a8a22fc | 3721 | xg_tool_bar_item_expose_callback (w, event, client_data) |
f098b121 JD |
3722 | GtkWidget *w; |
3723 | GdkEventExpose *event; | |
3724 | gpointer client_data; | |
3725 | { | |
b676f356 JD |
3726 | gint width, height; |
3727 | ||
3728 | gdk_drawable_get_size (event->window, &width, &height); | |
3729 | ||
3730 | event->area.x -= width > event->area.width ? width-event->area.width : 0; | |
3731 | event->area.y -= height > event->area.height ? height-event->area.height : 0; | |
3732 | ||
810f2256 JD |
3733 | event->area.x = max (0, event->area.x); |
3734 | event->area.y = max (0, event->area.y); | |
c43923ad | 3735 | |
b676f356 JD |
3736 | event->area.width = max (width, event->area.width); |
3737 | event->area.height = max (height, event->area.height); | |
c43923ad | 3738 | |
f098b121 JD |
3739 | return FALSE; |
3740 | } | |
3741 | ||
1e39cbfb | 3742 | /* Attach a tool bar to frame F. */ |
71bacd48 | 3743 | |
f392e843 | 3744 | static void |
1e39cbfb | 3745 | xg_pack_tool_bar (f) |
f392e843 JD |
3746 | FRAME_PTR f; |
3747 | { | |
3748 | struct x_output *x = f->output_data.x; | |
f392e843 JD |
3749 | int vbox_pos = x->menubar_widget ? 1 : 0; |
3750 | ||
f392e843 | 3751 | x->handlebox_widget = gtk_handle_box_new (); |
1e39cbfb JD |
3752 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-detached", |
3753 | G_CALLBACK (xg_tool_bar_detach_callback), f); | |
3754 | g_signal_connect (G_OBJECT (x->handlebox_widget), "child-attached", | |
3755 | G_CALLBACK (xg_tool_bar_attach_callback), f); | |
e0910857 | 3756 | |
f392e843 JD |
3757 | gtk_container_add (GTK_CONTAINER (x->handlebox_widget), |
3758 | x->toolbar_widget); | |
177c0ea7 | 3759 | |
f392e843 JD |
3760 | gtk_box_pack_start (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3761 | FALSE, FALSE, 0); | |
177c0ea7 | 3762 | |
f392e843 JD |
3763 | gtk_box_reorder_child (GTK_BOX (x->vbox_widget), x->handlebox_widget, |
3764 | vbox_pos); | |
1e39cbfb JD |
3765 | gtk_widget_show_all (x->handlebox_widget); |
3766 | } | |
3767 | ||
3768 | /* Create a tool bar for frame F. */ | |
3769 | ||
3770 | static void | |
3771 | xg_create_tool_bar (f) | |
3772 | FRAME_PTR f; | |
3773 | { | |
3774 | struct x_output *x = f->output_data.x; | |
3775 | GtkRequisition req; | |
3776 | ||
3777 | x->toolbar_widget = gtk_toolbar_new (); | |
3778 | x->toolbar_detached = 0; | |
f392e843 | 3779 | |
f098b121 JD |
3780 | gtk_widget_set_name (x->toolbar_widget, "emacs-toolbar"); |
3781 | ||
3782 | /* We only have icons, so override any user setting. We could | |
3783 | use the caption property of the toolbar item (see update_frame_tool_bar | |
3784 | below), but some of those strings are long, making the toolbar so | |
3785 | long it does not fit on the screen. The GtkToolbar widget makes every | |
3786 | item equal size, so the longest caption determine the size of every | |
3787 | tool bar item. I think the creators of the GtkToolbar widget | |
3788 | counted on 4 or 5 character long strings. */ | |
3789 | gtk_toolbar_set_style (GTK_TOOLBAR (x->toolbar_widget), GTK_TOOLBAR_ICONS); | |
3790 | gtk_toolbar_set_orientation (GTK_TOOLBAR (x->toolbar_widget), | |
3791 | GTK_ORIENTATION_HORIZONTAL); | |
1e39cbfb | 3792 | } |
f098b121 | 3793 | |
177c0ea7 | 3794 | |
1e39cbfb | 3795 | #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX)) |
f392e843 | 3796 | |
98a92193 JD |
3797 | /* Find the right-to-left image named by RTL in the tool bar images for F. |
3798 | Returns IMAGE if RTL is not found. */ | |
3799 | ||
3800 | static Lisp_Object | |
3801 | find_rtl_image (f, image, rtl) | |
3802 | FRAME_PTR f; | |
3803 | Lisp_Object image; | |
3804 | Lisp_Object rtl; | |
3805 | { | |
3806 | int i; | |
3807 | Lisp_Object file, rtl_name; | |
3808 | struct gcpro gcpro1, gcpro2; | |
3809 | GCPRO2 (file, rtl_name); | |
3810 | ||
3811 | rtl_name = Ffile_name_nondirectory (rtl); | |
3812 | ||
3813 | for (i = 0; i < f->n_tool_bar_items; ++i) | |
3814 | { | |
3815 | Lisp_Object rtl_image = PROP (TOOL_BAR_ITEM_IMAGES); | |
8e5a8840 | 3816 | if (!NILP (file = file_for_image (rtl_image))) |
98a92193 JD |
3817 | { |
3818 | file = call1 (intern ("file-name-sans-extension"), | |
3819 | Ffile_name_nondirectory (file)); | |
3820 | if (EQ (Fequal (file, rtl_name), Qt)) | |
3821 | { | |
3822 | image = rtl_image; | |
3823 | break; | |
3824 | } | |
3825 | } | |
3826 | } | |
3827 | ||
3828 | return image; | |
3829 | } | |
3830 | ||
71bacd48 JD |
3831 | /* Update the tool bar for frame F. Add new buttons and remove old. */ |
3832 | ||
f392e843 JD |
3833 | void |
3834 | update_frame_tool_bar (f) | |
3835 | FRAME_PTR f; | |
3836 | { | |
3837 | int i; | |
3838 | GtkRequisition old_req, new_req; | |
f392e843 | 3839 | struct x_output *x = f->output_data.x; |
bfc2a7d1 | 3840 | int hmargin = 0, vmargin = 0; |
98a92193 | 3841 | GtkToolbar *wtoolbar; |
6e1440e6 | 3842 | GtkToolItem *ti; |
98a92193 | 3843 | GtkTextDirection dir; |
1e39cbfb | 3844 | int pack_tool_bar = x->handlebox_widget == NULL; |
f392e843 JD |
3845 | |
3846 | if (! FRAME_GTK_WIDGET (f)) | |
3847 | return; | |
3848 | ||
3849 | BLOCK_INPUT; | |
177c0ea7 | 3850 | |
133c0116 JD |
3851 | if (INTEGERP (Vtool_bar_button_margin) |
3852 | && XINT (Vtool_bar_button_margin) > 0) | |
3853 | { | |
3854 | hmargin = XFASTINT (Vtool_bar_button_margin); | |
3855 | vmargin = XFASTINT (Vtool_bar_button_margin); | |
3856 | } | |
3857 | else if (CONSP (Vtool_bar_button_margin)) | |
3858 | { | |
3859 | if (INTEGERP (XCAR (Vtool_bar_button_margin)) | |
3860 | && XINT (XCAR (Vtool_bar_button_margin)) > 0) | |
3861 | hmargin = XFASTINT (XCAR (Vtool_bar_button_margin)); | |
3862 | ||
3863 | if (INTEGERP (XCDR (Vtool_bar_button_margin)) | |
3864 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
3865 | vmargin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
3866 | } | |
3867 | ||
3868 | /* The natural size (i.e. when GTK uses 0 as margin) looks best, | |
3869 | so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK", | |
3870 | i.e. zero. This means that margins less than | |
3871 | DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */ | |
3872 | hmargin = max (0, hmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
3873 | vmargin = max (0, vmargin - DEFAULT_TOOL_BAR_BUTTON_MARGIN); | |
c43923ad | 3874 | |
f392e843 JD |
3875 | if (! x->toolbar_widget) |
3876 | xg_create_tool_bar (f); | |
3877 | ||
98a92193 JD |
3878 | wtoolbar = GTK_TOOLBAR (x->toolbar_widget); |
3879 | gtk_widget_size_request (GTK_WIDGET (wtoolbar), &old_req); | |
3880 | dir = gtk_widget_get_direction (x->toolbar_widget); | |
f392e843 | 3881 | |
f392e843 JD |
3882 | for (i = 0; i < f->n_tool_bar_items; ++i) |
3883 | { | |
f392e843 JD |
3884 | |
3885 | int enabled_p = !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P)); | |
3886 | int selected_p = !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)); | |
3887 | int idx; | |
3888 | int img_id; | |
98a92193 JD |
3889 | int icon_size = 0; |
3890 | struct image *img = NULL; | |
f392e843 | 3891 | Lisp_Object image; |
495effe5 | 3892 | Lisp_Object stock = Qnil; |
98a92193 JD |
3893 | GtkStockItem stock_item; |
3894 | char *stock_name = NULL; | |
2154c964 | 3895 | char *icon_name = NULL; |
98a92193 | 3896 | Lisp_Object rtl; |
b42ff099 | 3897 | GtkWidget *wbutton = NULL; |
6e1440e6 | 3898 | GtkWidget *weventbox; |
98a92193 | 3899 | Lisp_Object func = intern ("x-gtk-map-stock"); |
d4ad8c04 | 3900 | Lisp_Object specified_file; |
26b74a0b | 3901 | |
6e1440e6 JD |
3902 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i); |
3903 | ||
3904 | if (ti) | |
3905 | { | |
3906 | weventbox = gtk_bin_get_child (GTK_BIN (ti)); | |
3907 | wbutton = gtk_bin_get_child (GTK_BIN (weventbox)); | |
3908 | } | |
f392e843 | 3909 | |
f392e843 | 3910 | image = PROP (TOOL_BAR_ITEM_IMAGES); |
f392e843 JD |
3911 | |
3912 | /* Ignore invalid image specifications. */ | |
3913 | if (!valid_image_p (image)) | |
3914 | { | |
98a92193 | 3915 | if (wbutton) gtk_widget_hide (wbutton); |
f392e843 JD |
3916 | continue; |
3917 | } | |
3918 | ||
d4ad8c04 JD |
3919 | specified_file = file_for_image (image); |
3920 | if (!NILP (specified_file) && EQ (Qt, Ffboundp (func))) | |
3921 | stock = call1 (func, specified_file); | |
f392e843 | 3922 | |
2154c964 | 3923 | if (! NILP (stock) && STRINGP (stock)) |
98a92193 JD |
3924 | { |
3925 | stock_name = SSDATA (stock); | |
2154c964 JD |
3926 | if (stock_name[0] == 'n' && stock_name[1] == ':') |
3927 | { | |
3928 | GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (wtoolbar)); | |
3929 | GtkIconTheme *icon_theme = gtk_icon_theme_get_for_screen (screen); | |
3930 | ||
3931 | icon_name = stock_name + 2; | |
3932 | stock_name = NULL; | |
3933 | stock = Qnil; | |
3934 | ||
3935 | if (! gtk_icon_theme_has_icon (icon_theme, icon_name)) | |
3936 | icon_name = NULL; | |
3937 | else | |
3938 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
3939 | } | |
3940 | else if (gtk_stock_lookup (SSDATA (stock), &stock_item)) | |
3941 | icon_size = gtk_toolbar_get_icon_size (wtoolbar); | |
8e5a8840 | 3942 | else |
2154c964 JD |
3943 | { |
3944 | stock = Qnil; | |
3945 | stock_name = NULL; | |
3946 | } | |
98a92193 | 3947 | } |
2154c964 JD |
3948 | |
3949 | if (stock_name == NULL && icon_name == NULL) | |
1d1885fc | 3950 | { |
98a92193 JD |
3951 | /* No stock image, or stock item not known. Try regular image. */ |
3952 | ||
3953 | /* If image is a vector, choose the image according to the | |
3954 | button state. */ | |
3955 | if (dir == GTK_TEXT_DIR_RTL | |
3956 | && !NILP (rtl = PROP (TOOL_BAR_ITEM_RTL_IMAGE)) | |
3957 | && STRINGP (rtl)) | |
6e1440e6 | 3958 | { |
98a92193 JD |
3959 | image = find_rtl_image (f, image, rtl); |
3960 | } | |
3961 | ||
3962 | if (VECTORP (image)) | |
3963 | { | |
3964 | if (enabled_p) | |
3965 | idx = (selected_p | |
3966 | ? TOOL_BAR_IMAGE_ENABLED_SELECTED | |
3967 | : TOOL_BAR_IMAGE_ENABLED_DESELECTED); | |
3968 | else | |
3969 | idx = (selected_p | |
3970 | ? TOOL_BAR_IMAGE_DISABLED_SELECTED | |
3971 | : TOOL_BAR_IMAGE_DISABLED_DESELECTED); | |
3972 | ||
3973 | xassert (ASIZE (image) >= idx); | |
3974 | image = AREF (image, idx); | |
3975 | } | |
3976 | else | |
3977 | idx = -1; | |
3978 | ||
3979 | img_id = lookup_image (f, image); | |
3980 | img = IMAGE_FROM_ID (f, img_id); | |
3981 | prepare_image_for_display (f, img); | |
8e5a8840 | 3982 | |
98a92193 JD |
3983 | if (img->load_failed_p || img->pixmap == None) |
3984 | { | |
3985 | if (ti) | |
3986 | gtk_widget_hide_all (GTK_WIDGET (ti)); | |
3987 | else | |
3988 | { | |
3989 | /* Insert an empty (non-image) button */ | |
3990 | weventbox = gtk_event_box_new (); | |
3991 | wbutton = gtk_button_new (); | |
3992 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); | |
3993 | gtk_button_set_relief (GTK_BUTTON (wbutton), | |
3994 | GTK_RELIEF_NONE); | |
3995 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
3996 | ti = gtk_tool_item_new (); | |
3997 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
3998 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); | |
3999 | } | |
4000 | continue; | |
6e1440e6 | 4001 | } |
1d1885fc | 4002 | } |
177c0ea7 | 4003 | |
6e1440e6 | 4004 | if (ti == NULL) |
ff24abfe | 4005 | { |
98a92193 JD |
4006 | GtkWidget *w; |
4007 | if (stock_name) | |
4008 | { | |
4009 | w = gtk_image_new_from_stock (stock_name, icon_size); | |
4010 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_STOCK_NAME, | |
4011 | (gpointer) xstrdup (stock_name), | |
4012 | (GDestroyNotify) xfree); | |
4013 | } | |
8e5a8840 | 4014 | else if (icon_name) |
2154c964 JD |
4015 | { |
4016 | w = gtk_image_new_from_icon_name (icon_name, icon_size); | |
4017 | g_object_set_data_full (G_OBJECT (w), XG_TOOL_BAR_ICON_NAME, | |
4018 | (gpointer) xstrdup (icon_name), | |
4019 | (GDestroyNotify) xfree); | |
4020 | } | |
98a92193 JD |
4021 | else |
4022 | { | |
4023 | w = xg_get_image_for_pixmap (f, img, x->widget, NULL); | |
4024 | /* Save the image so we can see if an update is needed when | |
4025 | this function is called again. */ | |
4026 | g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA, | |
4027 | (gpointer)img->pixmap); | |
4028 | } | |
4029 | ||
133c0116 | 4030 | gtk_misc_set_padding (GTK_MISC (w), hmargin, vmargin); |
6e1440e6 | 4031 | wbutton = gtk_button_new (); |
1e0fe298 | 4032 | gtk_button_set_focus_on_click (GTK_BUTTON (wbutton), FALSE); |
6e1440e6 JD |
4033 | gtk_button_set_relief (GTK_BUTTON (wbutton), GTK_RELIEF_NONE); |
4034 | gtk_container_add (GTK_CONTAINER (wbutton), w); | |
4035 | weventbox = gtk_event_box_new (); | |
4036 | gtk_container_add (GTK_CONTAINER (weventbox), wbutton); | |
4037 | ti = gtk_tool_item_new (); | |
4038 | gtk_container_add (GTK_CONTAINER (ti), weventbox); | |
81d13a51 | 4039 | gtk_toolbar_insert (GTK_TOOLBAR (x->toolbar_widget), ti, -1); |
ff24abfe JD |
4040 | |
4041 | ||
ff59904a | 4042 | /* The EMACS_INT cast avoids a warning. */ |
1e0fe298 | 4043 | g_signal_connect (G_OBJECT (ti), "create-menu-proxy", |
dc2933eb | 4044 | G_CALLBACK (xg_tool_bar_menu_proxy), |
1e0fe298 JD |
4045 | (gpointer) (EMACS_INT) i); |
4046 | ||
4047 | g_signal_connect (G_OBJECT (wbutton), "clicked", | |
dc2933eb | 4048 | G_CALLBACK (xg_tool_bar_callback), |
cd7cd4ac JD |
4049 | (gpointer) (EMACS_INT) i); |
4050 | ||
6e1440e6 | 4051 | gtk_widget_show_all (GTK_WIDGET (ti)); |
177c0ea7 | 4052 | |
f392e843 | 4053 | |
6e1440e6 | 4054 | g_object_set_data (G_OBJECT (weventbox), XG_FRAME_DATA, (gpointer)f); |
cd7cd4ac | 4055 | |
f098b121 | 4056 | /* Catch expose events to overcome an annoying redraw bug, see |
3a8a22fc | 4057 | comment for xg_tool_bar_item_expose_callback. */ |
cd7cd4ac | 4058 | g_signal_connect (G_OBJECT (ti), |
f098b121 | 4059 | "expose-event", |
3a8a22fc | 4060 | G_CALLBACK (xg_tool_bar_item_expose_callback), |
f098b121 JD |
4061 | 0); |
4062 | ||
6e1440e6 JD |
4063 | gtk_widget_set_sensitive (wbutton, enabled_p); |
4064 | gtk_tool_item_set_homogeneous (ti, FALSE); | |
8e5a8840 | 4065 | |
2334f9e7 JD |
4066 | /* Callback to save modifyer mask (Shift/Control, etc). GTK makes |
4067 | no distinction based on modifiers in the activate callback, | |
4068 | so we have to do it ourselves. */ | |
6e1440e6 | 4069 | g_signal_connect (wbutton, "button-release-event", |
dc2933eb | 4070 | G_CALLBACK (xg_tool_bar_button_cb), |
6e1440e6 | 4071 | NULL); |
2334f9e7 | 4072 | |
6e1440e6 | 4073 | g_object_set_data (G_OBJECT (wbutton), XG_FRAME_DATA, (gpointer)f); |
cd7cd4ac JD |
4074 | |
4075 | /* Use enter/leave notify to show help. We use the events | |
4076 | rather than the GtkButton specific signals "enter" and | |
4077 | "leave", so we can have only one callback. The event | |
4078 | will tell us what kind of event it is. */ | |
4079 | /* The EMACS_INT cast avoids a warning. */ | |
6e1440e6 | 4080 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
4081 | "enter-notify-event", |
4082 | G_CALLBACK (xg_tool_bar_help_callback), | |
4083 | (gpointer) (EMACS_INT) i); | |
6e1440e6 | 4084 | g_signal_connect (G_OBJECT (weventbox), |
cd7cd4ac JD |
4085 | "leave-notify-event", |
4086 | G_CALLBACK (xg_tool_bar_help_callback), | |
4087 | (gpointer) (EMACS_INT) i); | |
f392e843 JD |
4088 | } |
4089 | else | |
4090 | { | |
6e1440e6 | 4091 | GtkWidget *wimage = gtk_bin_get_child (GTK_BIN (wbutton)); |
26b74a0b JD |
4092 | Pixmap old_img = (Pixmap)g_object_get_data (G_OBJECT (wimage), |
4093 | XG_TOOL_BAR_IMAGE_DATA); | |
98a92193 JD |
4094 | gpointer old_stock_name = g_object_get_data (G_OBJECT (wimage), |
4095 | XG_TOOL_BAR_STOCK_NAME); | |
2154c964 JD |
4096 | gpointer old_icon_name = g_object_get_data (G_OBJECT (wimage), |
4097 | XG_TOOL_BAR_ICON_NAME); | |
98a92193 JD |
4098 | if (stock_name && |
4099 | (! old_stock_name || strcmp (old_stock_name, stock_name) != 0)) | |
4100 | { | |
4101 | gtk_image_set_from_stock (GTK_IMAGE (wimage), | |
4102 | stock_name, icon_size); | |
4103 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4104 | (gpointer) xstrdup (stock_name), | |
4105 | (GDestroyNotify) xfree); | |
4106 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4107 | NULL); | |
2154c964 JD |
4108 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
4109 | } | |
4110 | else if (icon_name && | |
4111 | (! old_icon_name || strcmp (old_icon_name, icon_name) != 0)) | |
4112 | { | |
4113 | gtk_image_set_from_icon_name (GTK_IMAGE (wimage), | |
4114 | icon_name, icon_size); | |
4115 | g_object_set_data_full (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, | |
4116 | (gpointer) xstrdup (icon_name), | |
4117 | (GDestroyNotify) xfree); | |
4118 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4119 | NULL); | |
4120 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, | |
4121 | NULL); | |
98a92193 JD |
4122 | } |
4123 | else if (img && old_img != img->pixmap) | |
4124 | { | |
4125 | (void) xg_get_image_for_pixmap (f, img, x->widget, wimage); | |
4126 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_IMAGE_DATA, | |
4127 | (gpointer)img->pixmap); | |
133c0116 | 4128 | |
98a92193 JD |
4129 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_STOCK_NAME, |
4130 | NULL); | |
2154c964 | 4131 | g_object_set_data (G_OBJECT (wimage), XG_TOOL_BAR_ICON_NAME, NULL); |
98a92193 | 4132 | } |
f392e843 | 4133 | |
98a92193 | 4134 | gtk_misc_set_padding (GTK_MISC (wimage), hmargin, vmargin); |
f392e843 | 4135 | |
6e1440e6 JD |
4136 | gtk_widget_set_sensitive (wbutton, enabled_p); |
4137 | gtk_widget_show_all (GTK_WIDGET (ti)); | |
4138 | } | |
177c0ea7 | 4139 | |
f392e843 JD |
4140 | #undef PROP |
4141 | } | |
4142 | ||
4143 | /* Remove buttons not longer needed. We just hide them so they | |
4144 | can be reused later on. */ | |
6e1440e6 | 4145 | do |
f392e843 | 4146 | { |
6e1440e6 JD |
4147 | ti = gtk_toolbar_get_nth_item (GTK_TOOLBAR (x->toolbar_widget), i++); |
4148 | if (ti) gtk_widget_hide_all (GTK_WIDGET (ti)); | |
4149 | } while (ti != NULL); | |
f392e843 | 4150 | |
1e39cbfb | 4151 | new_req.height = 0; |
98a92193 | 4152 | gtk_widget_size_request (GTK_WIDGET (wtoolbar), &new_req); |
1e39cbfb JD |
4153 | |
4154 | if (pack_tool_bar && f->n_tool_bar_items != 0) | |
4155 | xg_pack_tool_bar (f); | |
4156 | ||
4157 | if (new_req.height != 0 | |
4158 | && f->n_tool_bar_items != 0 | |
4159 | && old_req.height != new_req.height | |
e0910857 | 4160 | && ! FRAME_X_OUTPUT (f)->toolbar_detached) |
f392e843 JD |
4161 | { |
4162 | FRAME_TOOLBAR_HEIGHT (f) = new_req.height; | |
1c9c1270 | 4163 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
4164 | } |
4165 | ||
f392e843 JD |
4166 | UNBLOCK_INPUT; |
4167 | } | |
4168 | ||
71bacd48 JD |
4169 | /* Deallocate all resources for the tool bar on frame F. |
4170 | Remove the tool bar. */ | |
4171 | ||
f392e843 JD |
4172 | void |
4173 | free_frame_tool_bar (f) | |
4174 | FRAME_PTR f; | |
4175 | { | |
4176 | struct x_output *x = f->output_data.x; | |
4177 | ||
4178 | if (x->toolbar_widget) | |
4179 | { | |
d3b2a6da | 4180 | int is_packed = x->handlebox_widget != 0; |
f392e843 | 4181 | BLOCK_INPUT; |
d3b2a6da JD |
4182 | /* We may have created the toolbar_widget in xg_create_tool_bar, but |
4183 | not the x->handlebox_widget which is created in xg_pack_tool_bar. */ | |
4184 | if (is_packed) | |
4185 | gtk_container_remove (GTK_CONTAINER (x->vbox_widget), | |
4186 | x->handlebox_widget); | |
4187 | else | |
4188 | gtk_widget_destroy (x->toolbar_widget); | |
4189 | ||
f392e843 JD |
4190 | x->toolbar_widget = 0; |
4191 | x->handlebox_widget = 0; | |
4192 | FRAME_TOOLBAR_HEIGHT (f) = 0; | |
4193 | ||
4194 | /* The height has changed, resize outer widget and set columns | |
4195 | rows to what we had before removing the tool bar. */ | |
1c9c1270 | 4196 | xg_frame_set_char_size (f, FRAME_COLS (f), FRAME_LINES (f)); |
f392e843 JD |
4197 | UNBLOCK_INPUT; |
4198 | } | |
4199 | } | |
4200 | ||
4201 | ||
4202 | \f | |
4203 | /*********************************************************************** | |
4204 | Initializing | |
4205 | ***********************************************************************/ | |
4206 | void | |
4207 | xg_initialize () | |
4208 | { | |
9f6fcdc5 JD |
4209 | GtkBindingSet *binding_set; |
4210 | ||
430e6c77 JD |
4211 | #if HAVE_XFT |
4212 | /* Work around a bug with corrupted data if libXft gets unloaded. This way | |
4213 | we keep it permanently linked in. */ | |
4214 | XftInit (0); | |
4215 | #endif | |
879ffad9 JD |
4216 | |
4217 | gdpy_def = NULL; | |
f392e843 | 4218 | xg_ignore_gtk_scrollbar = 0; |
da18b5ac | 4219 | xg_detached_menus = 0; |
f392e843 JD |
4220 | xg_menu_cb_list.prev = xg_menu_cb_list.next = |
4221 | xg_menu_item_cb_list.prev = xg_menu_item_cb_list.next = 0; | |
4222 | ||
81e302ef JD |
4223 | id_to_widget.max_size = id_to_widget.used = 0; |
4224 | id_to_widget.widgets = 0; | |
4225 | ||
f392e843 JD |
4226 | /* Remove F10 as a menu accelerator, it does not mix well with Emacs key |
4227 | bindings. It doesn't seem to be any way to remove properties, | |
4228 | so we set it to VoidSymbol which in X means "no key". */ | |
4229 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4230 | "gtk-menu-bar-accel", | |
4231 | "VoidSymbol", | |
4232 | EMACS_CLASS); | |
81e302ef JD |
4233 | |
4234 | /* Make GTK text input widgets use Emacs style keybindings. This is | |
4235 | Emacs after all. */ | |
4236 | gtk_settings_set_string_property (gtk_settings_get_default (), | |
4237 | "gtk-key-theme-name", | |
4238 | "Emacs", | |
4239 | EMACS_CLASS); | |
9f6fcdc5 JD |
4240 | |
4241 | /* Make dialogs close on C-g. Since file dialog inherits from | |
4242 | dialog, this works for them also. */ | |
dc2933eb | 4243 | binding_set = gtk_binding_set_by_class (g_type_class_ref (GTK_TYPE_DIALOG)); |
9f6fcdc5 JD |
4244 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, |
4245 | "close", 0); | |
4246 | ||
4247 | /* Make menus close on C-g. */ | |
dc2933eb JD |
4248 | binding_set = gtk_binding_set_by_class (g_type_class_ref |
4249 | (GTK_TYPE_MENU_SHELL)); | |
9f6fcdc5 JD |
4250 | gtk_binding_entry_add_signal (binding_set, GDK_g, GDK_CONTROL_MASK, |
4251 | "cancel", 0); | |
f392e843 JD |
4252 | } |
4253 | ||
4254 | #endif /* USE_GTK */ | |
ab5796a9 MB |
4255 | |
4256 | /* arch-tag: fe7104da-bc1e-4aba-9bd1-f349c528f7e3 | |
4257 | (do not change this comment) */ |