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gswitchit-applet.c @ 21373

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Revision 21373, 24.2 KB checked in by ghudson, 20 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r21372, which included commits to RCS files with non-trunk default branches.

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1	/*
2	* This program is free software; you can redistribute it and/or modify
3	* it under the terms of the GNU General Public License as published by
4	* the Free Software Foundation; either version 2 of the License, or
5	* (at your option) any later version.
6	*
7	* This program is distributed in the hope that it will be useful,
8	* but WITHOUT ANY WARRANTY; without even the implied warranty of
9	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10	* GNU Library General Public License for more details.
11	*
12	* You should have received a copy of the GNU General Public License
13	* along with this program; if not, write to the Free Software
14	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15	*/
16
17	#include "config.h"
18
19	#include <gdk/gdkscreen.h>
20	#include <gdk/gdkx.h>
21	#include <gnome.h>
22	#include <glade/glade.h>
23
24	#include <libxklavier/xklavier_config.h>
25
26	#include "gswitchit-applet.h"
27
28	#include "libgswitchit/gswitchit_util.h"
29	#include "libgswitchit/gswitchit_plugin_manager.h"
30
31	#if 1
32	#include <sys/types.h>
33	#include <sys/stat.h>
34	#include <fcntl.h>
35	#include <unistd.h>
36	#endif
37
38	#define GROUPS_SUBMENU_PATH "/popups/popup/groups"
39
40	static gboolean terminatedOnce = FALSE;
41	static GSwitchItApplet *theAppletInstance = NULL;
42
43	static void GSwitchItAppletCmdProps (BonoboUIComponent * uic,
44	GSwitchItApplet * sia,
45	const gchar * verb);
46
47	static void GSwitchItAppletCmdCapplet (BonoboUIComponent * uic,
48	GSwitchItApplet * sia,
49	const gchar * verb);
50
51	static void GSwitchItAppletCmdPlugins (BonoboUIComponent * uic,
52	GSwitchItApplet * sia,
53	const gchar * verb);
54
55	static void GSwitchItAppletCmdAbout (BonoboUIComponent * uic,
56	GSwitchItApplet * sia,
57	const gchar * verb);
58
59	static void GSwitchItAppletCmdHelp (BonoboUIComponent * uic,
60	GSwitchItApplet * sia,
61	const gchar * verb);
62
63	static void GSwitchItAppletCmdSetGroup (BonoboUIComponent * uic,
64	GSwitchItApplet * sia,
65	const gchar * verb);
66
67	static void GSwitchItAppletCleanupGroupsSubmenu (GSwitchItApplet * sia);
68
69	static void GSwitchItAppletSetupGroupsSubmenu (GSwitchItApplet * sia);
70
71	static GdkFilterReturn GSwitchItAppletWmProtocolsFilter (GdkXEvent * xev,
72	GdkEvent * event,
73	gpointer data);
74
75	static void GSwitchItAppletFillNotebook (GSwitchItApplet * sia);
76
77	static void GSwitchItAppletCleanupNotebook (GSwitchItApplet * sia);
78
79	static gboolean GSwitchItAppletButtonPressed (GtkWidget * widget,
80	GdkEventButton * event,
81	GSwitchItAppletConfig *
82	config);
83
84	static gboolean GSwitchItAppletKeyPressed (GtkWidget * widget,
85	GdkEventKey * event,
86	GSwitchItAppletConfig * config);
87
88	static const BonoboUIVerb gswitchitAppletMenuVerbs[] = {
89	BONOBO_UI_UNSAFE_VERB ("Props", GSwitchItAppletCmdProps),
90	BONOBO_UI_UNSAFE_VERB ("Capplet", GSwitchItAppletCmdCapplet),
91	BONOBO_UI_UNSAFE_VERB ("Plugins", GSwitchItAppletCmdPlugins),
92	BONOBO_UI_UNSAFE_VERB ("About", GSwitchItAppletCmdAbout),
93	BONOBO_UI_UNSAFE_VERB ("Help", GSwitchItAppletCmdHelp),
94	BONOBO_UI_VERB_END
95	};
96
97	static void
98	GSwitchItAppletSetTooltip (GSwitchItApplet * sia, const char *str)
99	{
100	GtkTooltips *tooltips;
101	char buf[XKL_MAX_CI_DESC_LENGTH + 128];
102
103	if (str == NULL)
104	return;
105	tooltips = gtk_tooltips_new ();
106	g_object_ref (G_OBJECT (tooltips));
107	gtk_object_sink (GTK_OBJECT (tooltips));
108	g_object_set_data_full (G_OBJECT (sia->applet), "tooltips",
109	tooltips, (GDestroyNotify) g_object_unref);
110	g_snprintf (buf, sizeof (buf), _("Keyboard Indicator (%s)"), str);
111	gtk_tooltips_set_tip (tooltips, sia->applet, buf, NULL);
112	}
113
114	void
115	GSwitchItAppletReinitUi (GSwitchItApplet * sia)
116	{
117	const char *pname;
118	XklState *currentState;
119
120	GSwitchItAppletCleanupGroupsSubmenu (sia);
121	GSwitchItAppletSetupGroupsSubmenu (sia);
122
123	GSwitchItAppletCleanupNotebook (sia);
124	GSwitchItAppletFillNotebook (sia);
125
126	GSwitchItAppletRevalidate (sia);
127
128	/* also, update tooltips */
129	currentState = XklGetCurrentState ();
130	if (currentState->group >= 0) {
131	pname = sia->groupNames[currentState->group];
132	GSwitchItAppletSetTooltip (sia, pname);
133	}
134	}
135
136	static void
137	GSwitchItAppletConfigChanged (GConfClient * client,
138	guint cnxn_id,
139	GConfEntry * entry, GSwitchItApplet * sia)
140	{
141	XklDebug (100,
142	"Applet configuration changed in GConf - reiniting...\n");
143
144	GSwitchItAppletConfigLoad (&sia->appletConfig);
145	GSwitchItAppletConfigUpdateImages (&sia->appletConfig,
146	&sia->xkbConfig);
147	GSwitchItAppletConfigActivate (&sia->appletConfig);
148	GSwitchItPluginManagerTogglePlugins (&sia->pluginManager,
149	&sia->pluginContainer,
150	sia->appletConfig.
151	enabledPlugins);
152	GSwitchItAppletReinitUi (sia);
153	}
154
155	static int
156	GSwitchItAppletWindowCallback (Window win, Window parent,
157	GSwitchItApplet * sia)
158	{
159	return GSwitchItPluginManagerWindowCreated (&sia->pluginManager,
160	win, parent);
161	}
162
163	static void
164	GSwitchItAppletXkbConfigCallback (GSwitchItApplet * sia)
165	{
166	XklDebug (100,
167	"XKB configuration changed on X Server - reiniting...\n");
168	GSwitchItXkbConfigLoadCurrent (&sia->xkbConfig);
169	GSwitchItAppletConfigUpdateImages (&sia->appletConfig,
170	&sia->xkbConfig);
171	GSwitchItAppletConfigLoadGroupDescriptionsUtf8 (&sia->appletConfig,
172	sia->groupNames);
173
174	GSwitchItAppletReinitUi (sia);
175	}
176
177	static void
178	GSwitchItAppletStateCallback (XklStateChange
179	changeType,
180	int group, Bool restore,
181	GSwitchItApplet * sia)
182	{
183	XklDebug (150, "group is now %d, restore: %d\n", group, restore);
184
185	if (changeType == GROUP_CHANGED) {
186	GSwitchItPluginManagerGroupChanged (&sia->pluginManager,
187	group);
188	XklDebug (200, "do repaint\n");
189	GSwitchItAppletRevalidateGroup (sia, group);
190	}
191	}
192
193	GdkFilterReturn
194	GSwitchItAppletFilterXEvt (GdkXEvent * xev,
195	GdkEvent * event, GSwitchItApplet * sia)
196	{
197	XEvent xevent = (XEvent ) xev;
198	Display *display = xevent->xany.display;
199	XklFilterEvents (xevent);
200	switch (xevent->type) {
201	case ReparentNotify:
202	{
203	XReparentEvent rne = (XReparentEvent ) xev;
204	GtkWidget *w1;
205	GdkWindow *w;
206	w1 = gtk_widget_get_ancestor (sia->applet,
207	GTK_TYPE_WINDOW);
208	if (w1 == NULL)
209	break;
210	w = w1->window;
211	if (w == NULL \|\| GDK_WINDOW_XID (w) != rne->window)
212	break;
213	XklSetTransparent (GDK_WINDOW_XID (w), TRUE);
214	}
215	break;
216	}
217
218	return GDK_FILTER_CONTINUE;
219	}
220
221	GdkFilterReturn
222	GSwitchItAppletWmProtocolsFilter (GdkXEvent *
223	xev, GdkEvent * event, gpointer data)
224	{
225	XEvent xevent = (XEvent ) xev;
226	Display *display = xevent->xany.display;
227	if ((Atom) xevent->xclient.data.l[0] ==
228	XInternAtom (display, "_NET_WM_PING", FALSE)) {
229	static long lastTimestamp = -1;
230	long thisTimestamp = xevent->xclient.data.l[1];
231	/* allow only events we have not processed yet */
232	if (lastTimestamp == thisTimestamp) {
233	return GDK_FILTER_REMOVE;
234	}
235	lastTimestamp = thisTimestamp;
236	}
237
238	return GDK_FILTER_CONTINUE;
239	}
240
241	void
242	GSwitchItAppletRevalidate (GSwitchItApplet * sia)
243	{
244	XklState *currentState;
245	currentState = XklGetCurrentState ();
246	if (currentState->group >= 0)
247	GSwitchItAppletRevalidateGroup (sia, currentState->group);
248	}
249
250	static void
251	GSwitchItAppletCleanupNotebook (GSwitchItApplet * sia)
252	{
253	int i;
254	GtkNotebook *notebook = GTK_NOTEBOOK (sia->notebook);
255
256	/* Do not remove the first page! It is the default page */
257	for (i = gtk_notebook_get_n_pages (notebook); --i > 0;) {
258	gtk_notebook_remove_page (notebook, i);
259	}
260	}
261
262	static GtkWidget *
263	GSwitchItAppletPrepareDrawing (GSwitchItApplet * sia, int group)
264	{
265	GdkPixbuf *image = sia->appletConfig.images[group];
266	GdkPixbuf *scaled;
267	PanelAppletOrient orient;
268	int psize, xsize = 0, ysize = 0;
269	double xyratio;
270	sia->ebox = gtk_event_box_new ();
271	if (sia->appletConfig.showFlags) {
272	GtkWidget *flagImg;
273	if (image == NULL)
274	return NULL;
275	orient =
276	panel_applet_get_orient (PANEL_APPLET (sia->applet));
277	psize =
278	panel_applet_get_size (PANEL_APPLET (sia->applet)) - 4;
279	XklDebug (150, "Resizing the applet for size %d\n", psize);
280	xyratio =
281	1.0 * gdk_pixbuf_get_width (image) /
282	gdk_pixbuf_get_height (image);
283	switch (orient) {
284	case PANEL_APPLET_ORIENT_UP:
285	case PANEL_APPLET_ORIENT_DOWN:
286	ysize = psize;
287	xsize = psize * xyratio;
288	break;
289	case PANEL_APPLET_ORIENT_LEFT:
290	case PANEL_APPLET_ORIENT_RIGHT:
291	ysize = psize / xyratio;
292	break;
293	}
294
295	scaled =
296	gdk_pixbuf_scale_simple (image, xsize, ysize,
297	GDK_INTERP_HYPER);
298	flagImg = gtk_image_new_from_pixbuf (scaled);
299	gtk_container_add (GTK_CONTAINER (sia->ebox), flagImg);
300	g_object_unref (G_OBJECT (scaled));
301	} else {
302	char *layoutName;
303	char *allocLayoutName = NULL;
304	XklConfigItem configItem;
305	GtkWidget align, label;
306
307	if (XklMultipleLayoutsSupported ()) {
308	char *fullLayoutName =
309	(char *) g_slist_nth_data (sia->xkbConfig.
310	layouts, group);
311	char *variantName;
312	if (!GSwitchItConfigSplitItems
313	(fullLayoutName, &layoutName, &variantName))
314	/* just in case */
315	layoutName = fullLayoutName;
316
317	g_snprintf (configItem.name,
318	sizeof (configItem.name), "%s",
319	layoutName);
320
321	if (XklConfigFindLayout (&configItem)) {
322	char *sd = configItem.shortDescription;
323	if (sd != NULL && *sd != '\0') {
324	layoutName = allocLayoutName =
325	g_locale_to_utf8 (sd, -1, NULL,
326	NULL, NULL);
327	}
328	}
329	} else
330	layoutName = sia->groupNames[group];
331	align = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
332	label = gtk_label_new (layoutName);
333	if (allocLayoutName != NULL)
334	g_free (allocLayoutName);
335	gtk_container_add (GTK_CONTAINER (align), label);
336	gtk_container_add (GTK_CONTAINER (sia->ebox), align);
337
338	gtk_container_set_border_width (GTK_CONTAINER (align), 2);
339	}
340	g_signal_connect (G_OBJECT (sia->ebox),
341	"button_press_event",
342	G_CALLBACK
343	(GSwitchItAppletButtonPressed), sia);
344
345	g_signal_connect (G_OBJECT (sia->applet),
346	"key_press_event",
347	G_CALLBACK
348	(GSwitchItAppletKeyPressed), sia);
349
350	return sia->ebox;
351	}
352
353	static void
354	GSwitchItAppletFillNotebook (GSwitchItApplet * sia)
355	{
356	int grp;
357	int totalGroups = XklGetNumGroups ();
358	GtkNotebook *notebook = GTK_NOTEBOOK (sia->notebook);
359
360	for (grp = 0; grp < totalGroups; grp++) {
361	GtkWidget page, decoratedPage;
362	XklDebug (150,
363	"The widget for the group %d is not ready, let's prepare it!\n",
364	grp);
365	page = GSwitchItAppletPrepareDrawing (sia, grp);
366
367	decoratedPage =
368	GSwitchItPluginManagerDecorateWidget (&sia->
369	pluginManager,
370	page, grp,
371	sia->
372	groupNames[grp],
373	&sia->xkbConfig);
374
375	gtk_notebook_append_page (notebook,
376	decoratedPage ==
377	NULL ? page : decoratedPage,
378	gtk_label_new (""));
379
380	gtk_widget_show_all (page);
381	}
382	}
383
384	void
385	GSwitchItAppletRevalidateGroup (GSwitchItApplet * sia, int group)
386	{
387	const char *pname;
388	XklDebug (200, "Revalidating for group %d\n", group);
389
390	gtk_notebook_set_current_page (GTK_NOTEBOOK (sia->notebook), group + 1);
391
392	pname = sia->groupNames[group];
393	GSwitchItAppletSetTooltip (sia, pname);
394	}
395
396	static void
397	GSwitchItAppletChangePixelSize (PanelApplet *
398	widget, guint size, GSwitchItApplet * sia)
399	{
400	GSwitchItAppletCleanupNotebook (sia);
401	GSwitchItAppletFillNotebook (sia);
402
403	GSwitchItAppletRevalidate (sia);
404	}
405
406	static void
407	GSwitchItAppletChangeBackground (PanelApplet *
408	widget, PanelAppletBackgroundType type,
409	GdkColor * color, GdkPixmap * pixmap,
410	GSwitchItApplet * sia)
411	{
412	GtkRcStyle *rc_style = gtk_rc_style_new ();
413
414	switch (type) {
415	case PANEL_PIXMAP_BACKGROUND:
416	gtk_widget_modify_style (GTK_WIDGET (sia->ebox),
417	rc_style);
418	gtk_widget_modify_style (GTK_WIDGET (sia->applet),
419	rc_style);
420	break;
421
422	case PANEL_COLOR_BACKGROUND:
423	gtk_widget_modify_bg (GTK_WIDGET (sia->ebox),
424	GTK_STATE_NORMAL, color);
425	gtk_widget_modify_bg (GTK_WIDGET (sia->applet),
426	GTK_STATE_NORMAL, color);
427	break;
428
429	case PANEL_NO_BACKGROUND:
430	gtk_widget_modify_style (GTK_WIDGET (sia->ebox),
431	rc_style);
432	gtk_widget_modify_style (GTK_WIDGET (sia->applet),
433	rc_style);
434	break;
435
436	default:
437	gtk_widget_modify_style (GTK_WIDGET (sia->ebox),
438	rc_style);
439	gtk_widget_modify_style (GTK_WIDGET (sia->applet),
440	rc_style);
441	break;
442	}
443
444	gtk_rc_style_unref (rc_style);
445	}
446
447	static gboolean
448	GSwitchItAppletKeyPressed (GtkWidget *
449	widget,
450	GdkEventKey *
451	event, GSwitchItAppletConfig * config)
452	{
453	switch (event->keyval) {
454	case GDK_KP_Enter:
455	case GDK_ISO_Enter:
456	case GDK_3270_Enter:
457	case GDK_Return:
458	case GDK_space:
459	case GDK_KP_Space:
460	GSwitchItAppletConfigLockNextGroup ();
461	return TRUE;
462	default:
463	break;
464	}
465	return FALSE;
466	}
467
468	static gboolean
469	GSwitchItAppletButtonPressed (GtkWidget *
470	widget,
471	GdkEventButton *
472	event, GSwitchItAppletConfig * config)
473	{
474	if (event->button == 1 && event->type == GDK_BUTTON_PRESS) {
475	XklDebug (150, "Mouse button pressed on applet\n");
476	GSwitchItAppletConfigLockNextGroup ();
477	return TRUE;
478	}
479	return FALSE;
480	}
481
482	void
483	GSwitchItAppletCmdProps (BonoboUIComponent *
484	uic, GSwitchItApplet * sia, const gchar * verb)
485	{
486	/* Only one preferences window at a time */
487	if (sia->propsDialog) {
488	gtk_window_set_screen (GTK_WINDOW (sia->propsDialog),
489	gtk_widget_get_screen (GTK_WIDGET
490	(sia->
491	applet)));
492
493	gtk_window_present (GTK_WINDOW (sia->propsDialog));
494	return;
495	}
496
497	GSwitchItAppletPropsCreate (sia);
498	}
499
500	void
501	GSwitchItAppletCmdCapplet (BonoboUIComponent *
502	uic, GSwitchItApplet * sia, const gchar * verb)
503	{
504	GError *error = NULL;
505
506	gdk_spawn_command_line_on_screen (gtk_widget_get_screen
507	(GTK_WIDGET (sia->applet)),
508	"gnome-keyboard-properties",
509	&error);
510
511	if (error != NULL) {
512	/* FIXME: After string ui freeze are over, we want to show an error message here */
513	g_error_free (error);
514	}
515	}
516
517	void
518	GSwitchItAppletCmdPlugins (BonoboUIComponent *
519	uic, GSwitchItApplet * sia, const gchar * verb)
520	{
521	GError *error = NULL;
522
523	gdk_spawn_command_line_on_screen (gtk_widget_get_screen
524	(GTK_WIDGET (sia->applet)),
525	"gswitchit-plugins-capplet",
526	&error);
527
528	if (error != NULL) {
529	/* FIXME: after string ui freeze are over, we want to show an error message here */
530	g_error_free (error);
531	}
532	}
533
534	static void
535	GSwitchItAppletCmdSetGroup (BonoboUIComponent
536	* uic, GSwitchItApplet * sia,
537	const gchar * verb)
538	{
539	XklState st;
540	Window cur;
541	if (sscanf (verb, "Group_%d", &st.group) != 1) {
542	XklDebug (50, "Strange verb: [%s]\n", verb);
543	return;
544	}
545
546	XklAllowOneSwitchToSecondaryGroup ();
547	cur = XklGetCurrentWindow ();
548	if (cur != (Window) NULL) {
549	XklDebug (150, "Enforcing the state %d for window %lx\n",
550	st.group, cur);
551	XklSaveState (XklGetCurrentWindow (), &st);
552	/* XSetInputFocus( GDK_DISPLAY(), cur, RevertToNone, CurrentTime );*/
553	} else {
554	XklDebug (150,
555	"??? Enforcing the state %d for unknown window\n",
556	st.group);
557	/* strange situation - bad things can happen */
558	}
559	XklLockGroup (st.group);
560	}
561
562	void
563	GSwitchItAppletCmdHelp (BonoboUIComponent
564	* uic, GSwitchItApplet * sia, const gchar * verb)
565	{
566	GSwitchItHelp (GTK_WIDGET (sia->applet), NULL);
567	}
568
569	void
570	GSwitchItAppletCmdAbout (BonoboUIComponent *
571	uic, GSwitchItApplet * sia, const gchar * verb)
572	{
573	const gchar *authors[] = {
574	"Sergey V. Udaltsov<svu@gnome.org>",
575	NULL
576	};
577	const gchar *documenters[] = {
578	"Sergey V. Udaltsov<svu@gnome.org>",
579	NULL
580	};
581	gchar *translatorCredits;
582	GdkPixbuf *pixbuf = NULL;
583	gchar *file;
584	if (sia->aboutDialog) {
585	gtk_window_set_screen (GTK_WINDOW (sia->aboutDialog),
586	gtk_widget_get_screen (GTK_WIDGET
587	(sia->
588	applet)));
589
590	gtk_window_present (GTK_WINDOW (sia->aboutDialog));
591	return;
592	}
593
594	file =
595	gnome_program_locate_file (NULL,
596	GNOME_FILE_DOMAIN_PIXMAP,
597	"gswitchit-applet.png", TRUE, NULL);
598	pixbuf = gdk_pixbuf_new_from_file (file, NULL);
599	translatorCredits = _("translator_credits");
600	translatorCredits =
601	strcmp (translatorCredits,
602	"translator_credits") != 0 ? translatorCredits : NULL;
603	sia->aboutDialog =
604	gnome_about_new (_("Keyboard Indicator"), VERSION,
605	/* Translators: Please replace (C) with the proper copyright character. */
606	_
607	("Copyright (c) Sergey V. Udaltsov 1999-2004"),
608	_
609	("Keyboard layout indicator applet for GNOME"),
610	authors, documenters, translatorCredits,
611	pixbuf);
612	g_object_add_weak_pointer (G_OBJECT (sia->aboutDialog),
613	(gpointer) & (sia->aboutDialog));
614	gnome_window_icon_set_from_file (GTK_WINDOW (sia->aboutDialog),
615	file);
616	g_free (file);
617
618	gtk_window_set_screen (GTK_WINDOW (sia->aboutDialog),
619	gtk_widget_get_screen (GTK_WIDGET
620	(sia->applet)));
621
622	gtk_window_present (GTK_WINDOW (sia->aboutDialog));
623	}
624
625	static void
626	GSwitchItAppletCleanupGroupsSubmenu (GSwitchItApplet * sia)
627	{
628	int i;
629	BonoboUIComponent *popup;
630	popup =
631	panel_applet_get_popup_component (PANEL_APPLET (sia->applet));
632	for (i = XkbNumKbdGroups; --i >= 0;) {
633	char path[80];
634	g_snprintf (path, sizeof (path),
635	GROUPS_SUBMENU_PATH "/Group_%d", i);
636	if (bonobo_ui_component_path_exists (popup, path, NULL)) {
637	bonobo_ui_component_rm (popup, path, NULL);
638	XklDebug (160,
639	"Unregistered group menu item \'%s\'\n",
640	path);
641	}
642	}
643
644	XklDebug (160, "Unregistered group submenu\n");
645	}
646
647	static void
648	GSwitchItAppletSetupGroupsSubmenu (GSwitchItApplet * sia)
649	{
650	unsigned i, nGroups;
651	char *pname;
652	BonoboUIComponent *popup;
653	GSList *layout;
654	popup =
655	panel_applet_get_popup_component (PANEL_APPLET (sia->applet));
656	XklDebug (160, "Registered group submenu\n");
657	nGroups = XklGetNumGroups ();
658	pname = (char *) sia->groupNames;
659	layout = sia->xkbConfig.layouts;
660	for (i = 0; i < nGroups; i++) {
661	char verb[40];
662	BonoboUINode *node;
663	g_snprintf (verb, sizeof (verb), "Group_%d", i);
664	node = bonobo_ui_node_new ("menuitem");
665	bonobo_ui_node_set_attr (node, "name", verb);
666	bonobo_ui_node_set_attr (node, "verb", verb);
667	bonobo_ui_node_set_attr (node, "label", pname);
668	bonobo_ui_node_set_attr (node, "pixtype", "filename");
669	if (sia->appletConfig.showFlags) {
670	const char *imageFile =
671	GSwitchItAppletConfigGetImagesFile (&sia->
672	appletConfig,
673	&sia->
674	xkbConfig,
675	i);
676	if (imageFile != NULL)
677	bonobo_ui_node_set_attr (node, "pixname",
678	imageFile);
679	}
680	bonobo_ui_component_set_tree (popup, GROUPS_SUBMENU_PATH,
681	node, NULL);
682	bonobo_ui_component_add_verb (popup, verb, (BonoboUIVerbFn)
683	GSwitchItAppletCmdSetGroup,
684	sia);
685	XklDebug (160,
686	"Registered group menu item \'%s\' as \'%s\'\n",
687	verb, pname);
688	pname += sizeof (sia->groupNames[0]);
689	layout = g_slist_next (layout);
690	}
691	}
692
693	static void
694	GSwitchItAppletSetupMenu (GSwitchItApplet * sia)
695	{
696	panel_applet_setup_menu_from_file
697	(PANEL_APPLET (sia->applet), NULL,
698	"GNOME_GSwitchItApplet.xml", NULL, gswitchitAppletMenuVerbs,
699	sia);
700	GSwitchItAppletSetupGroupsSubmenu (sia);
701	}
702
703	static void
704	GSwitchItAppletStartListen (GSwitchItApplet * sia)
705	{
706	gdk_window_add_filter (NULL,
707	(GdkFilterFunc) GSwitchItAppletFilterXEvt,
708	sia);
709	gdk_window_add_filter (gdk_get_default_root_window (),
710	(GdkFilterFunc) GSwitchItAppletFilterXEvt,
711	sia);
712	XklStartListen ();
713	}
714
715	static void
716	GSwitchItAppletStopListen (GSwitchItApplet * sia)
717	{
718	XklStopListen ();
719	/* !! no client message filter removal in gnome 2.2 */
720	gdk_window_remove_filter (NULL, (GdkFilterFunc)
721	GSwitchItAppletFilterXEvt, sia);
722	gdk_window_remove_filter
723	(gdk_get_default_root_window (),
724	(GdkFilterFunc) GSwitchItAppletFilterXEvt, sia);
725	}
726
727	static void GSwitchItAppletTerm (PanelApplet *
728	applet, GSwitchItApplet * sia);
729
730	static gboolean
731	GSwitchItAppletInit (GSwitchItApplet * sia, PanelApplet * applet)
732	{
733	GtkWidget *defDrawingArea;
734	GtkNotebook *notebook;
735	GConfClient *confClient;
736
737	glade_gnome_init ();
738
739	sia->applet = GTK_WIDGET (applet);
740
741	panel_applet_set_flags (applet, PANEL_APPLET_EXPAND_MINOR);
742
743	notebook = GTK_NOTEBOOK (sia->notebook = gtk_notebook_new ());
744	gtk_notebook_set_show_tabs (notebook, FALSE);
745	gtk_notebook_set_show_border (notebook, FALSE);
746
747	gtk_container_add (GTK_CONTAINER (sia->applet),
748	GTK_WIDGET (notebook));
749
750	defDrawingArea =
751	gtk_image_new_from_stock (GTK_STOCK_STOP,
752	GTK_ICON_SIZE_BUTTON);
753
754	gtk_notebook_append_page (notebook, defDrawingArea,
755	gtk_label_new (""));
756
757	GSwitchItAppletSetTooltip (sia, _(PACKAGE));
758	gtk_widget_show_all (sia->applet);
759	gtk_widget_realize (sia->applet);
760	/* GSwitchItInstallGlibLogAppender( ); */
761	if (XklInit (GDK_DISPLAY ()) != 0) {
762	GSwitchItAppletSetTooltip (sia,
763	_("XKB initialization error"));
764	return TRUE;
765	}
766
767	XklConfigInit ();
768	if (!XklConfigLoadRegistry ()) {
769	GSwitchItAppletSetTooltip (sia,
770	_
771	("Error loading XKB configuration registry"));
772	return TRUE;
773	}
774
775	XklRegisterWindowCallback ((XklWinCallback)
776	GSwitchItAppletWindowCallback,
777	(void *) sia);
778	XklRegisterStateCallback ((XklStateCallback)
779	GSwitchItAppletStateCallback,
780	(void *) sia);
781	XklRegisterConfigCallback ((XklConfigCallback)
782	GSwitchItAppletXkbConfigCallback,
783	(void *) sia);
784
785	confClient = gconf_client_get_default ();
786	GSwitchItPluginContainerInit (&sia->pluginContainer, confClient);
787	g_object_unref (confClient);
788
789	GSwitchItXkbConfigInit (&sia->xkbConfig, confClient);
790	GSwitchItAppletConfigInit (&sia->appletConfig, confClient);
791	GSwitchItPluginManagerInit (&sia->pluginManager);
792	GSwitchItXkbConfigLoadCurrent (&sia->xkbConfig);
793	GSwitchItAppletConfigLoad (&sia->appletConfig);
794	GSwitchItAppletConfigUpdateImages (&sia->appletConfig,
795	&sia->xkbConfig);
796	GSwitchItAppletConfigActivate (&sia->appletConfig);
797	GSwitchItAppletConfigLoadGroupDescriptionsUtf8 (&sia->appletConfig,
798	sia->groupNames);
799	GSwitchItPluginManagerInitEnabledPlugins (&sia->pluginManager,
800	&sia->pluginContainer,
801	sia->appletConfig.
802	enabledPlugins);
803	GSwitchItAppletConfigStartListen (&sia->appletConfig,
804	(GConfClientNotifyFunc)
805	GSwitchItAppletConfigChanged,
806	sia);
807	GSwitchItAppletFillNotebook (sia);
808	GSwitchItAppletRevalidate (sia);
809	g_signal_connect (G_OBJECT (sia->applet), "change_size",
810	G_CALLBACK (GSwitchItAppletChangePixelSize), sia);
811	g_signal_connect (G_OBJECT (sia->applet), "change_background",
812	G_CALLBACK (GSwitchItAppletChangeBackground), sia);
813	g_signal_connect (G_OBJECT (sia->applet), "button_press_event",
814	G_CALLBACK (GSwitchItAppletButtonPressed), sia);
815
816	GSwitchItAppletStartListen (sia);
817	gtk_widget_add_events (sia->applet, GDK_BUTTON_PRESS_MASK);
818
819	g_signal_connect (GTK_OBJECT (sia->applet), "destroy",
820	G_CALLBACK (GSwitchItAppletTerm), sia);
821	gtk_object_set_data (GTK_OBJECT (sia->applet), "sia", sia);
822	GSwitchItAppletSetupMenu (sia);
823	return TRUE;
824	}
825
826	void
827	GSwitchItAppletTerm (PanelApplet * applet, GSwitchItApplet * sia)
828	{
829	if (terminatedOnce) {
830	XklDebug (0,
831	"Please do not call the termination method twice!!!\n");
832	return;
833	}
834	terminatedOnce = TRUE;
835	XklDebug (100, "Starting the applet shutdown process\n");
836	GSwitchItAppletStopListen (sia);
837	GSwitchItAppletConfigStopListen (&sia->appletConfig);
838	XklRegisterStateCallback (NULL, NULL);
839	XklRegisterConfigCallback (NULL, NULL);
840	XklRegisterWindowCallback (NULL, NULL);
841	GSwitchItPluginManagerTermInitializedPlugins (&sia->pluginManager);
842	GSwitchItPluginManagerTerm (&sia->pluginManager);
843	GSwitchItAppletConfigTerm (&sia->appletConfig);
844	GSwitchItXkbConfigTerm (&sia->xkbConfig);
845	GSwitchItPluginContainerTerm (&sia->pluginContainer);
846	GSwitchItAppletCleanupNotebook (sia);
847
848	XklConfigFreeRegistry ();
849	XklConfigTerm ();
850	XklTerm ();
851
852	terminatedOnce = TRUE;
853	g_free (theAppletInstance);
854	theAppletInstance = NULL;
855	XklDebug (100, "The applet successfully terminated\n");
856	}
857
858	gboolean
859	GSwitchItAppletNew (PanelApplet * applet)
860	{
861	gboolean rv = TRUE;
862	#if 0
863	GLogLevelFlags fatal_mask;
864	fatal_mask = G_LOG_LEVEL_WARNING \| G_LOG_LEVEL_CRITICAL;
865	g_log_set_always_fatal (fatal_mask);
866	#endif
867	if (theAppletInstance == NULL) {
868	terminatedOnce = FALSE;
869	theAppletInstance = g_new0 (GSwitchItApplet, 1);
870	rv = GSwitchItAppletInit (theAppletInstance, applet);
871	XklDebug (100, "The applet successfully started: %d\n",
872	rv);
873	} else
874	XklDebug (0,
875	"Please do not call the initialization method twice!!!\n");
876	return rv;
877	}
878
879	/* Plugin support */
880	void
881	GSwitchItPluginContainerReinitUi (GSwitchItPluginContainer * pc)
882	{
883	GSwitchItAppletReinitUi ((GSwitchItApplet *) pc);
884	}
885
886	void
887	GSwitchItPluginLoadLocalizedGroupNames (GSwitchItPluginContainer
888	* pc,
889	const GroupDescriptionsBuffer
890	** outDescr)
891	{
892	*outDescr =
893	(const GroupDescriptionsBuffer
894	) (&(((GSwitchItApplet ) pc)->groupNames));
895	}

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source: trunk/third/gnome-applets/gswitchit/gswitchit-applet.c @ 21373

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