2010-10-02 [colin] 3.7.6cvs48
[claws.git] / src / plugins / trayicon / trayicon.c
1 /*
2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 2003-2009 the Claws Mail Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  * 
18  */
19
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include <stdio.h>
25
26 #include <glib.h>
27 #include <glib/gi18n.h>
28 #include <gtk/gtk.h>
29
30 #include "common/claws.h"
31 #include "common/version.h"
32 #include "plugin.h"
33 #include "utils.h"
34 #include "hooks.h"
35 #include "folder.h"
36 #include "mainwindow.h"
37 #include "gtkutils.h"
38 #include "menu.h"
39 #include "toolbar.h"
40 #include "prefs_common.h"
41 #include "main.h"
42 #include "alertpanel.h"
43 #include "account.h"
44 #include "gtk/manage_window.h"
45
46 #include "trayicon_prefs.h"
47
48 #include "stock_pixmap.h"
49
50 #define PLUGIN_NAME (_("Trayicon"))
51
52 static guint item_hook_id;
53 static guint folder_hook_id;
54 static guint offline_hook_id;
55 static guint account_hook_id;
56 static guint close_hook_id;
57 static guint iconified_hook_id;
58 static guint theme_hook_id;
59
60 static GdkPixbuf *newmail_pixbuf[2] = {NULL, NULL};
61 static GdkPixbuf *unreadmail_pixbuf[2] = {NULL, NULL};
62 static GdkPixbuf *newmarkedmail_pixbuf[2] = {NULL, NULL};
63 static GdkPixbuf *unreadmarkedmail_pixbuf[2] = {NULL, NULL};
64 static GdkPixbuf *nomail_pixbuf[2] = {NULL, NULL};
65
66 static GtkStatusIcon *trayicon;
67 static GtkWidget *focused_widget = NULL;
68
69 static GtkWidget *traymenu_popup;
70 static gboolean updating_menu = FALSE;
71
72 typedef enum
73 {
74         TRAYICON_NEW,
75         TRAYICON_NEWMARKED,
76         TRAYICON_UNREAD,
77         TRAYICON_UNREADMARKED,
78         TRAYICON_NOTHING
79 } TrayIconType;
80
81 static void trayicon_get_all_cb     (GtkAction *action, gpointer data);
82 static void trayicon_compose_cb     (GtkAction *action, gpointer data);
83 static void trayicon_compose_acc_cb (GtkMenuItem *menuitem, gpointer data );
84 static void trayicon_addressbook_cb (GtkAction *action, gpointer data);
85 static void trayicon_exit_cb        (GtkAction *action, gpointer data);
86 static void trayicon_toggle_offline_cb  (GtkAction *action, gpointer data);
87
88 static GtkActionEntry trayicon_popup_menu_entries[] =
89 {
90         {"TrayiconPopup",                       NULL, "TrayiconPopup" },
91         {"TrayiconPopup/GetMail",               NULL, N_("_Get Mail"), NULL, NULL, G_CALLBACK(trayicon_get_all_cb) },
92         {"TrayiconPopup/---",                   NULL, "---", NULL, NULL, G_CALLBACK(trayicon_compose_cb) },
93         {"TrayiconPopup/Email",                 NULL, N_("_Email"), NULL, NULL, G_CALLBACK(trayicon_compose_cb) },
94         {"TrayiconPopup/EmailAcc",              NULL, N_("E_mail from account"), NULL, NULL, NULL },
95         {"TrayiconPopup/OpenAB",                NULL, N_("Open A_ddressbook"), NULL, NULL, G_CALLBACK(trayicon_addressbook_cb) },
96         {"TrayiconPopup/Exit",                  NULL, N_("E_xit Claws Mail"), NULL, NULL, G_CALLBACK(trayicon_exit_cb) },
97 };
98
99 static GtkToggleActionEntry trayicon_popup_toggle_menu_entries[] =
100 {
101         {"TrayiconPopup/ToggleOffline",         NULL, N_("_Work Offline"), NULL, NULL, G_CALLBACK(trayicon_toggle_offline_cb) },
102 };
103
104 static gboolean trayicon_set_accounts_hook(gpointer source, gpointer data)
105 {
106         GList *cur_ac;
107         GtkWidget *menu, *submenu;
108         GtkWidget *menuitem;
109         PrefsAccount *ac_prefs;
110
111         GList *account_list = account_get_list();
112
113         menu = gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TrayiconPopup/EmailAcc");
114         gtk_widget_show(menu);
115
116         gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu), NULL);
117         submenu = gtk_menu_new();
118         for (cur_ac = account_list; cur_ac != NULL; cur_ac = cur_ac->next) {
119                 ac_prefs = (PrefsAccount *)cur_ac->data;
120
121                 menuitem = gtk_menu_item_new_with_label
122                         (ac_prefs->account_name ? ac_prefs->account_name
123                          : _("Untitled"));
124                 gtk_widget_show(menuitem);
125                 gtk_menu_shell_append(GTK_MENU_SHELL(submenu), menuitem);
126                 g_signal_connect(G_OBJECT(menuitem), "activate",
127                                  G_CALLBACK(trayicon_compose_acc_cb),
128                                  ac_prefs);
129         }
130         gtk_widget_show(submenu);
131         gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu), submenu);
132         return FALSE;
133 }
134
135 static void set_trayicon_pixbuf(TrayIconType icontype)
136 {
137         GdkPixbuf *pixbuf = NULL;
138         static GdkPixbuf *last_pixbuf = NULL;
139
140         switch(icontype) {
141         case TRAYICON_NEW:
142                 pixbuf = newmail_pixbuf[prefs_common.work_offline];
143                 break;
144         case TRAYICON_NEWMARKED:
145                 pixbuf = newmarkedmail_pixbuf[prefs_common.work_offline];
146                 break;
147         case TRAYICON_UNREAD:
148                 pixbuf = unreadmail_pixbuf[prefs_common.work_offline];
149                 break;
150         case TRAYICON_UNREADMARKED:
151                 pixbuf = unreadmarkedmail_pixbuf[prefs_common.work_offline];
152                 break;
153         default:
154                 pixbuf = nomail_pixbuf[prefs_common.work_offline];
155                 break;
156         }
157
158         if (pixbuf == last_pixbuf) {
159                 return;
160         }
161
162         gtk_status_icon_set_from_pixbuf(GTK_STATUS_ICON(trayicon), pixbuf);
163
164         last_pixbuf = pixbuf;
165 }
166
167 static void update(FolderItem *removed_item)
168 {
169         guint new, unread, unreadmarked, marked, total;
170         guint replied, forwarded, locked, ignored, watched;
171         gchar *buf;
172         TrayIconType icontype = TRAYICON_NOTHING;
173
174         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total,
175                                 &replied, &forwarded, &locked, &ignored,
176                                 &watched);
177         if (removed_item) {
178                 total -= removed_item->total_msgs;
179                 new -= removed_item->new_msgs;
180                 unread -= removed_item->unread_msgs;
181         }
182
183         buf = g_strdup_printf(_("New %d, Unread: %d, Total: %d"), new, unread, total);
184
185 #if !(GTK_CHECK_VERSION(2,16,0))
186         gtk_status_icon_set_tooltip(trayicon, buf);
187 #else
188         gtk_status_icon_set_tooltip_text(trayicon, buf);
189 #endif
190         g_free(buf);
191
192         if (new > 0 && unreadmarked > 0) {
193                 icontype = TRAYICON_NEWMARKED;
194         } else if (new > 0) {
195                 icontype = TRAYICON_NEW;
196         } else if (unreadmarked > 0) {
197                 icontype = TRAYICON_UNREADMARKED;
198         } else if (unread > 0) {
199                 icontype = TRAYICON_UNREAD;
200         }
201
202         set_trayicon_pixbuf(icontype);
203 }
204
205 static gboolean folder_item_update_hook(gpointer source, gpointer data)
206 {
207         update(NULL);
208
209         return FALSE;
210 }
211
212 static gboolean folder_update_hook(gpointer source, gpointer data)
213 {
214         FolderUpdateData *hookdata;
215         hookdata = source;
216         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
217                 update(hookdata->item);
218         else
219                 update(NULL);
220
221         return FALSE;
222 }
223
224 static gboolean offline_update_hook(gpointer source, gpointer data)
225 {
226         update(NULL);
227         return FALSE;
228 }
229
230 static gboolean trayicon_close_hook(gpointer source, gpointer data)
231 {
232         if (source) {
233                 gboolean *close_allowed = (gboolean*)source;
234
235                 if (trayicon_prefs.close_to_tray) {
236                         MainWindow *mainwin = mainwindow_get_mainwindow();
237
238                         *close_allowed = FALSE;
239                         focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
240                         
241                         if (gtkut_widget_get_visible(GTK_WIDGET(mainwin->window)))
242                                 main_window_hide(mainwin);
243                 }
244         }
245         return FALSE;
246 }
247
248 static gboolean trayicon_got_iconified_hook(gpointer source, gpointer data)
249 {
250         MainWindow *mainwin = mainwindow_get_mainwindow();
251
252         if (trayicon_prefs.hide_when_iconified
253                         && gtkut_widget_get_visible(GTK_WIDGET(mainwin->window))
254                         && !gtk_window_get_skip_taskbar_hint(GTK_WINDOW(mainwin->window))) {
255                 focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
256                 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), TRUE);
257         }
258         return FALSE;
259 }
260
261 static void fix_folderview_scroll(MainWindow *mainwin)
262 {
263         static gboolean fix_done = FALSE;
264
265         if (fix_done)
266                 return;
267
268         gtk_widget_queue_resize(mainwin->folderview->ctree);
269
270         fix_done = TRUE;
271 }
272
273 static gboolean click_cb(GtkWidget * widget,
274                          GdkEventButton * event, gpointer user_data)
275 {
276         MainWindow *mainwin;
277
278         if (event == NULL) {
279                 return TRUE;
280         }
281
282         mainwin = mainwindow_get_mainwindow();
283
284         switch (event->button) {
285         case 1:
286                 if (gtkut_widget_get_visible(GTK_WIDGET(mainwin->window))) {
287                         if ((gdk_window_get_state(GTK_WIDGET(mainwin->window)->window)&GDK_WINDOW_STATE_ICONIFIED)
288                                         || mainwindow_is_obscured()) {
289                                 gtk_window_deiconify(GTK_WINDOW(mainwin->window));
290                                 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), FALSE);
291                                 main_window_show(mainwin);
292                                 gtk_window_present(GTK_WINDOW(mainwin->window));
293                                 gtk_window_set_focus(GTK_WINDOW(mainwin->window), focused_widget);
294                         } else {
295                                 focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
296                                 main_window_hide(mainwin);
297                         }
298                 } else {
299                         gtk_window_deiconify(GTK_WINDOW(mainwin->window));
300                         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), FALSE);
301                         main_window_show(mainwin);
302                         gtk_window_present(GTK_WINDOW(mainwin->window));
303                         fix_folderview_scroll(mainwin);
304                         gtk_window_set_focus(GTK_WINDOW(mainwin->window), focused_widget);
305         }
306                 break;
307         case 3:
308                 /* tell callbacks to skip any event */
309                 updating_menu = TRUE;
310                 /* initialize checkitem according to current offline state */
311                 cm_toggle_menu_set_active("TrayiconPopup/ToggleOffline", prefs_common.work_offline);
312                 cm_menu_set_sensitive("TrayiconPopup/GetMail", mainwin->lock_count == 0);
313                 updating_menu = FALSE;
314
315                 gtk_menu_popup( GTK_MENU(traymenu_popup), NULL, NULL, NULL, NULL,
316                        event->button, event->time );
317                 break;
318         default:
319                 return TRUE;
320         }
321         return TRUE;
322 }
323
324 static void create_trayicon(void);
325
326 static gboolean trayicon_update_theme(gpointer source, gpointer data)
327 {
328         MainWindow *mainwin = mainwindow_get_mainwindow();
329         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NOMAIL, &nomail_pixbuf[0]);
330         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_UNREADMAIL, &unreadmail_pixbuf[0]);
331         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NEWMAIL, &newmail_pixbuf[0]);
332         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_UNREADMARKEDMAIL, &unreadmarkedmail_pixbuf[0]);
333         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NEWMARKEDMAIL, &newmarkedmail_pixbuf[0]);
334
335         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NOMAIL_OFFLINE, &nomail_pixbuf[1]);
336         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_UNREADMAIL_OFFLINE, &unreadmail_pixbuf[1]);
337         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NEWMAIL_OFFLINE, &newmail_pixbuf[1]);
338         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_UNREADMARKEDMAIL_OFFLINE, &unreadmarkedmail_pixbuf[1]);
339         stock_pixbuf_gdk(GTK_WIDGET(mainwin->window), STOCK_PIXMAP_TRAY_NEWMARKEDMAIL_OFFLINE, &newmarkedmail_pixbuf[1]);
340
341         update(NULL);
342
343         return FALSE;
344 }
345
346 static void create_trayicon()
347 {
348         GtkActionGroup *action_group;
349         trayicon = gtk_status_icon_new();
350 #if GTK_CHECK_VERSION(2,14,0)
351         gtk_status_icon_set_title(GTK_STATUS_ICON(trayicon), _("Claws Mail"));
352 #endif
353         trayicon_update_theme(NULL, NULL);
354
355         gtk_status_icon_set_from_pixbuf(GTK_STATUS_ICON(trayicon), nomail_pixbuf[0]);
356
357         g_signal_connect(G_OBJECT(trayicon), "button-press-event",
358                 G_CALLBACK(click_cb), NULL);
359
360         action_group = cm_menu_create_action_group("TrayiconPopup", trayicon_popup_menu_entries,
361                         G_N_ELEMENTS(trayicon_popup_menu_entries), (gpointer)NULL);
362         gtk_action_group_add_toggle_actions(action_group, trayicon_popup_toggle_menu_entries,
363                         G_N_ELEMENTS(trayicon_popup_toggle_menu_entries), (gpointer)NULL);
364
365         MENUITEM_ADDUI("/Menus", "TrayiconPopup", "TrayiconPopup", GTK_UI_MANAGER_MENU)
366         MENUITEM_ADDUI("/Menus/TrayiconPopup", "GetMail", "TrayiconPopup/GetMail", GTK_UI_MANAGER_MENUITEM)
367         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator1", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
368         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Email", "TrayiconPopup/Email", GTK_UI_MANAGER_MENUITEM)
369         MENUITEM_ADDUI("/Menus/TrayiconPopup", "EmailAcc", "TrayiconPopup/EmailAcc", GTK_UI_MANAGER_MENU)
370         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator2", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
371         MENUITEM_ADDUI("/Menus/TrayiconPopup", "OpenAB", "TrayiconPopup/OpenAB", GTK_UI_MANAGER_MENUITEM)
372         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator3", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
373         MENUITEM_ADDUI("/Menus/TrayiconPopup", "ToggleOffline", "TrayiconPopup/ToggleOffline", GTK_UI_MANAGER_MENUITEM)
374         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator4", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
375         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Exit", "TrayiconPopup/Exit", GTK_UI_MANAGER_MENUITEM)
376
377         traymenu_popup = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
378                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TrayiconPopup")) );
379
380         update(NULL);
381 }
382
383 int plugin_init(gchar **error)
384 {
385         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
386                                 VERSION_NUMERIC, PLUGIN_NAME, error))
387                 return -1;
388
389         item_hook_id = hooks_register_hook (FOLDER_ITEM_UPDATE_HOOKLIST, folder_item_update_hook, NULL);
390         if (item_hook_id == -1) {
391                 *error = g_strdup(_("Failed to register folder item update hook"));
392                 goto err_out_item;
393         }
394
395         folder_hook_id = hooks_register_hook (FOLDER_UPDATE_HOOKLIST, folder_update_hook, NULL);
396         if (folder_hook_id == -1) {
397                 *error = g_strdup(_("Failed to register folder update hook"));
398                 goto err_out_folder;
399         }
400
401         offline_hook_id = hooks_register_hook (OFFLINE_SWITCH_HOOKLIST, offline_update_hook, NULL);
402         if (offline_hook_id == -1) {
403                 *error = g_strdup(_("Failed to register offline switch hook"));
404                 goto err_out_offline;
405         }
406
407         account_hook_id = hooks_register_hook (ACCOUNT_LIST_CHANGED_HOOKLIST, trayicon_set_accounts_hook, NULL);
408         if (account_hook_id == -1) {
409                 *error = g_strdup(_("Failed to register account list changed hook"));
410                 goto err_out_account;
411         }
412
413         close_hook_id = hooks_register_hook (MAIN_WINDOW_CLOSE, trayicon_close_hook, NULL);
414         if (close_hook_id == -1) {
415                 *error = g_strdup(_("Failed to register close hook"));
416                 goto err_out_close;
417         }
418
419         iconified_hook_id = hooks_register_hook (MAIN_WINDOW_GOT_ICONIFIED, trayicon_got_iconified_hook, NULL);
420         if (iconified_hook_id == -1) {
421                 *error = g_strdup(_("Failed to register got iconified hook"));
422                 goto err_out_iconified;
423         }
424
425         theme_hook_id = hooks_register_hook(THEME_CHANGED_HOOKLIST, trayicon_update_theme, NULL);
426         if (theme_hook_id == -1) {
427                 *error = g_strdup(_("Failed to register theme change hook"));
428                 goto err_out_theme;
429         }
430
431         create_trayicon();
432         trayicon_set_accounts_hook(NULL, NULL);
433
434         trayicon_prefs_init();
435
436         if (trayicon_prefs.hide_at_startup && claws_is_starting()) {
437                 MainWindow *mainwin = mainwindow_get_mainwindow();
438
439                 if (gtkut_widget_get_visible(GTK_WIDGET(mainwin->window)))
440                         main_window_hide(mainwin);
441                 main_set_show_at_startup(FALSE);
442         }
443
444         return 0;
445
446 err_out_theme:
447         hooks_unregister_hook(MAIN_WINDOW_GOT_ICONIFIED, iconified_hook_id);
448 err_out_iconified:
449         hooks_unregister_hook(MAIN_WINDOW_CLOSE, close_hook_id);
450 err_out_close:
451         hooks_unregister_hook(ACCOUNT_LIST_CHANGED_HOOKLIST, account_hook_id);
452 err_out_account:
453         hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);
454 err_out_offline:
455         hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
456 err_out_folder:
457         hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
458 err_out_item:
459         return -1;
460 }
461
462 gboolean plugin_done(void)
463 {
464         trayicon_prefs_done();
465
466         hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
467         hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
468         hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);
469         hooks_unregister_hook(ACCOUNT_LIST_CHANGED_HOOKLIST, account_hook_id);
470         hooks_unregister_hook(MAIN_WINDOW_CLOSE, close_hook_id);
471         hooks_unregister_hook(MAIN_WINDOW_GOT_ICONIFIED, iconified_hook_id);
472         hooks_unregister_hook(THEME_CHANGED_HOOKLIST, theme_hook_id);
473
474         if (claws_is_exiting())
475                 return TRUE;
476
477         g_object_unref(G_OBJECT(trayicon));
478         trayicon = NULL;
479
480         while (gtk_events_pending()) {
481                 gtk_main_iteration();
482         }
483         return TRUE;
484 }
485
486 const gchar *plugin_name(void)
487 {
488         return PLUGIN_NAME;
489 }
490
491 const gchar *plugin_desc(void)
492 {
493         return _("This plugin places a mailbox icon in the system tray that "
494                  "indicates if you have new or unread mail.\n"
495                  "\n"
496                  "The mailbox is empty if you have no unread mail, otherwise "
497                  "it contains a letter. A tooltip shows new, unread and total "
498                  "number of messages.");
499 }
500
501 const gchar *plugin_type(void)
502 {
503         return "GTK2";
504 }
505
506 const gchar *plugin_licence(void)
507 {
508         return "GPL3+";
509 }
510
511 const gchar *plugin_version(void)
512 {
513         return VERSION;
514 }
515
516
517 /* popup menu callbacks */
518 static void trayicon_get_all_cb( GtkAction *action, gpointer data )
519 {
520         MainWindow *mainwin = mainwindow_get_mainwindow();
521         inc_all_account_mail_cb(mainwin, 0, NULL);
522 }
523
524 static void trayicon_compose_cb( GtkAction *action, gpointer data )
525 {
526         MainWindow *mainwin = mainwindow_get_mainwindow();
527         compose_mail_cb(mainwin, 0, NULL);
528 }
529
530 static void trayicon_compose_acc_cb( GtkMenuItem *menuitem, gpointer data )
531 {
532         compose_new((PrefsAccount *)data, NULL, NULL);
533 }
534
535 static void trayicon_addressbook_cb( GtkAction *action, gpointer data )
536 {
537         addressbook_open(NULL);
538 }
539
540 static void trayicon_toggle_offline_cb( GtkAction *action, gpointer data )
541 {
542         /* toggle offline mode if menu checkitem has been clicked */
543         if (!updating_menu) {
544                 MainWindow *mainwin = mainwindow_get_mainwindow();
545                 main_window_toggle_work_offline(mainwin, !prefs_common.work_offline, TRUE);
546         }
547 }
548
549 static void app_exit_cb(MainWindow *mainwin, guint action, GtkWidget *widget)
550 {
551         if (prefs_common.clean_on_exit) {
552                 if (!main_window_empty_trash(mainwin, prefs_common.ask_on_clean, TRUE))
553                         return;
554         }
555
556         if (prefs_common.confirm_on_exit) {
557                 if (alertpanel(_("Exit"), _("Exit Claws Mail?"),
558                                GTK_STOCK_CANCEL, GTK_STOCK_OK,
559                                NULL) != G_ALERTALTERNATE) {
560                         return;
561                 }
562                 manage_window_focus_in(mainwin->window, NULL, NULL);
563         }
564
565         app_will_exit(NULL, mainwin);
566 }
567
568 static void trayicon_exit_cb( GtkAction *action, gpointer data )
569 {
570         MainWindow *mainwin = mainwindow_get_mainwindow();
571
572         if (mainwin->lock_count == 0) {
573                 app_exit_cb(mainwin, 0, NULL);
574         }
575 }
576
577 struct PluginFeature *plugin_provides(void)
578 {
579         static struct PluginFeature features[] = 
580                 { {PLUGIN_NOTIFIER, N_("Trayicon")},
581                   {PLUGIN_NOTHING, NULL}};
582         return features;
583 }