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 "eggtrayicon.h"
  47
  48 #include "trayicon_prefs.h"
  49
  50 #include "stock_pixmap.h"
  51
  52 #define PLUGIN_NAME (_("Trayicon"))
  53
  54 static guint item_hook_id;
  55 static guint folder_hook_id;
  56 static guint offline_hook_id;
  57 static guint account_hook_id;
  58 static guint close_hook_id;
  59 static guint iconified_hook_id;
  60 static guint theme_hook_id;
  61
  62 static GdkPixbuf *newmail_pixmap[2] = {NULL, NULL};
  63 static GdkPixbuf *unreadmail_pixmap[2] = {NULL, NULL};
  64 static GdkPixbuf *newmarkedmail_pixmap[2] = {NULL, NULL};
  65 static GdkPixbuf *unreadmarkedmail_pixmap[2] = {NULL, NULL};
  66 static GdkPixbuf *nomail_pixmap[2] = {NULL, NULL};
  67
  68 static EggTrayIcon *trayicon;
  69 static GtkWidget *eventbox;
  70 static GtkWidget *image = NULL;
  71 static GtkWidget *focused_widget = NULL;
  72
  73 #if !(GTK_CHECK_VERSION(2,12,0))
  74 static GtkTooltips *tooltips;
  75 #endif
  76 static GtkWidget *traymenu_popup;
  77 static gboolean updating_menu = FALSE;
  78
  79 guint destroy_signal_id;
  80
  81 typedef enum
  82 {
  83         TRAYICON_NEW,
  84         TRAYICON_NEWMARKED,
  85         TRAYICON_UNREAD,
  86         TRAYICON_UNREADMARKED,
  87         TRAYICON_NOTHING
  88 } TrayIconType;
  89
  90 static void trayicon_get_all_cb     (GtkAction *action, gpointer data);
  91 static void trayicon_compose_cb     (GtkAction *action, gpointer data);
  92 static void trayicon_compose_acc_cb (GtkMenuItem *menuitem, gpointer data );
  93 static void trayicon_addressbook_cb (GtkAction *action, gpointer data);
  94 static void trayicon_exit_cb        (GtkAction *action, gpointer data);
  95 static void trayicon_toggle_offline_cb  (GtkAction *action, gpointer data);
  96 static void resize_cb               (GtkWidget *widget, GtkRequisition *req, gpointer user_data);
  97
  98 static GtkActionEntry trayicon_popup_menu_entries[] =
  99 {
 100         {"TrayiconPopup",                       NULL, "TrayiconPopup" },
 101         {"TrayiconPopup/GetMail",               NULL, N_("_Get Mail"), NULL, NULL, G_CALLBACK(trayicon_get_all_cb) },
 102         {"TrayiconPopup/---",                   NULL, "---", NULL, NULL, G_CALLBACK(trayicon_compose_cb) },
 103         {"TrayiconPopup/Email",                 NULL, N_("_Email"), NULL, NULL, G_CALLBACK(trayicon_compose_cb) },
 104         {"TrayiconPopup/EmailAcc",              NULL, N_("E_mail from account"), NULL, NULL, NULL },
 105         {"TrayiconPopup/OpenAB",                NULL, N_("Open A_ddressbook"), NULL, NULL, G_CALLBACK(trayicon_addressbook_cb) },
 106         {"TrayiconPopup/Exit",                  NULL, N_("E_xit Claws Mail"), NULL, NULL, G_CALLBACK(trayicon_exit_cb) },
 107 };
 108
 109 static GtkToggleActionEntry trayicon_popup_toggle_menu_entries[] =
 110 {
 111         {"TrayiconPopup/ToggleOffline",         NULL, N_("_Work Offline"), NULL, NULL, G_CALLBACK(trayicon_toggle_offline_cb) },
 112 };
 113
 114 static gboolean trayicon_set_accounts_hook(gpointer source, gpointer data)
 115 {
 116         GList *cur_ac;
 117         GtkWidget *menu, *submenu;
 118         GtkWidget *menuitem;
 119         PrefsAccount *ac_prefs;
 120
 121         GList *account_list = account_get_list();
 122
 123         menu = gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TrayiconPopup/EmailAcc");
 124         gtk_widget_show(menu);
 125
 126         gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu), NULL);
 127         submenu = gtk_menu_new();
 128         for (cur_ac = account_list; cur_ac != NULL; cur_ac = cur_ac->next) {
 129                 ac_prefs = (PrefsAccount *)cur_ac->data;
 130
 131                 menuitem = gtk_menu_item_new_with_label
 132                         (ac_prefs->account_name ? ac_prefs->account_name
 133                          : _("Untitled"));
 134                 gtk_widget_show(menuitem);
 135                 gtk_menu_shell_append(GTK_MENU_SHELL(submenu), menuitem);
 136                 g_signal_connect(G_OBJECT(menuitem), "activate",
 137                                  G_CALLBACK(trayicon_compose_acc_cb),
 138                                  ac_prefs);
 139         }
 140         gtk_widget_show(submenu);
 141         gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu), submenu);
 142         return FALSE;
 143 }
 144
 145 static void set_trayicon_pixmap(TrayIconType icontype)
 146 {
 147         GdkPixbuf *pixmap = NULL;
 148         static GdkPixbuf *last_pixmap = NULL;
 149
 150         switch(icontype) {
 151         case TRAYICON_NEW:
 152                 pixmap = newmail_pixmap[prefs_common.work_offline];
 153                 break;
 154         case TRAYICON_NEWMARKED:
 155                 pixmap = newmarkedmail_pixmap[prefs_common.work_offline];
 156                 break;
 157         case TRAYICON_UNREAD:
 158                 pixmap = unreadmail_pixmap[prefs_common.work_offline];
 159                 break;
 160         case TRAYICON_UNREADMARKED:
 161                 pixmap = unreadmarkedmail_pixmap[prefs_common.work_offline];
 162                 break;
 163         default:
 164                 pixmap = nomail_pixmap[prefs_common.work_offline];
 165                 break;
 166         }
 167
 168         if (pixmap == last_pixmap) {
 169                 return;
 170         }
 171
 172         gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixmap);
 173
 174         last_pixmap = pixmap;
 175 }
 176
 177 static void update(FolderItem *removed_item)
 178 {
 179         guint new, unread, unreadmarked, marked, total;
 180         guint replied, forwarded, locked, ignored, watched;
 181         gchar *buf;
 182         TrayIconType icontype = TRAYICON_NOTHING;
 183
 184         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total,
 185                                 &replied, &forwarded, &locked, &ignored,
 186                                 &watched);
 187         if (removed_item) {
 188                 total -= removed_item->total_msgs;
 189                 new -= removed_item->new_msgs;
 190                 unread -= removed_item->unread_msgs;
 191         }
 192
 193         buf = g_strdup_printf(_("New %d, Unread: %d, Total: %d"), new, unread, total);
 194
 195 #if !(GTK_CHECK_VERSION(2,12,0))
 196         gtk_tooltips_set_tip(tooltips, eventbox, buf, "");
 197 #else
 198         gtk_widget_set_tooltip_text(eventbox, buf);
 199 #endif
 200         g_free(buf);
 201
 202         if (new > 0 && unreadmarked > 0) {
 203                 icontype = TRAYICON_NEWMARKED;
 204         } else if (new > 0) {
 205                 icontype = TRAYICON_NEW;
 206         } else if (unreadmarked > 0) {
 207                 icontype = TRAYICON_UNREADMARKED;
 208         } else if (unread > 0) {
 209                 icontype = TRAYICON_UNREAD;
 210         }
 211
 212         set_trayicon_pixmap(icontype);
 213 }
 214
 215 static gboolean folder_item_update_hook(gpointer source, gpointer data)
 216 {
 217         update(NULL);
 218
 219         return FALSE;
 220 }
 221
 222 static gboolean folder_update_hook(gpointer source, gpointer data)
 223 {
 224         FolderUpdateData *hookdata;
 225         hookdata = source;
 226         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
 227                 update(hookdata->item);
 228         else
 229                 update(NULL);
 230
 231         return FALSE;
 232 }
 233
 234 static gboolean offline_update_hook(gpointer source, gpointer data)
 235 {
 236         update(NULL);
 237         return FALSE;
 238 }
 239
 240 static gboolean trayicon_close_hook(gpointer source, gpointer data)
 241 {
 242         if (source) {
 243                 gboolean *close_allowed = (gboolean*)source;
 244
 245                 if (trayicon_prefs.close_to_tray) {
 246                         MainWindow *mainwin = mainwindow_get_mainwindow();
 247
 248                         *close_allowed = FALSE;
 249                         focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
 250
 251                         if (GTK_WIDGET_VISIBLE(GTK_WIDGET(mainwin->window)))
 252                                 main_window_hide(mainwin);
 253                 }
 254         }
 255         return FALSE;
 256 }
 257
 258 static gboolean trayicon_got_iconified_hook(gpointer source, gpointer data)
 259 {
 260         MainWindow *mainwin = mainwindow_get_mainwindow();
 261
 262         if (trayicon_prefs.hide_when_iconified
 263                         && GTK_WIDGET_VISIBLE(GTK_WIDGET(mainwin->window))
 264                         && !gtk_window_get_skip_taskbar_hint(GTK_WINDOW(mainwin->window))) {
 265                 focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
 266                 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), TRUE);
 267         }
 268         return FALSE;
 269 }
 270
 271 static void resize_cb(GtkWidget *widget, GtkRequisition *req,
 272                       gpointer user_data)
 273 {
 274         update(NULL);
 275 }
 276
 277 static void fix_folderview_scroll(MainWindow *mainwin)
 278 {
 279         static gboolean fix_done = FALSE;
 280
 281         if (fix_done)
 282                 return;
 283
 284         gtk_widget_queue_resize(mainwin->folderview->ctree);
 285
 286         fix_done = TRUE;
 287 }
 288
 289 static gboolean click_cb(GtkWidget * widget,
 290                          GdkEventButton * event, gpointer user_data)
 291 {
 292         MainWindow *mainwin;
 293
 294         if (event == NULL) {
 295                 return TRUE;
 296         }
 297
 298         mainwin = mainwindow_get_mainwindow();
 299
 300         switch (event->button) {
 301         case 1:
 302                 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(mainwin->window))) {
 303                         if ((gdk_window_get_state(GTK_WIDGET(mainwin->window)->window)&GDK_WINDOW_STATE_ICONIFIED)
 304                                         || mainwindow_is_obscured()) {
 305                                 gtk_window_deiconify(GTK_WINDOW(mainwin->window));
 306                                 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), FALSE);
 307                                 main_window_show(mainwin);
 308                                 gtk_window_present(GTK_WINDOW(mainwin->window));
 309                                 gtk_window_set_focus(GTK_WINDOW(mainwin->window), focused_widget);
 310                         } else {
 311                                 focused_widget = gtk_window_get_focus(GTK_WINDOW(mainwin->window));
 312                                 main_window_hide(mainwin);
 313                         }
 314                 } else {
 315                         gtk_window_deiconify(GTK_WINDOW(mainwin->window));
 316                         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(mainwin->window), FALSE);
 317                         main_window_show(mainwin);
 318                         gtk_window_present(GTK_WINDOW(mainwin->window));
 319                         fix_folderview_scroll(mainwin);
 320                         gtk_window_set_focus(GTK_WINDOW(mainwin->window), focused_widget);
 321         }
 322                 break;
 323         case 3:
 324                 /* tell callbacks to skip any event */
 325                 updating_menu = TRUE;
 326                 /* initialize checkitem according to current offline state */
 327                 cm_toggle_menu_set_active("TrayiconPopup/ToggleOffline", prefs_common.work_offline);
 328                 cm_menu_set_sensitive("TrayiconPopup/GetMail", mainwin->lock_count == 0);
 329                 updating_menu = FALSE;
 330
 331                 gtk_menu_popup( GTK_MENU(traymenu_popup), NULL, NULL, NULL, NULL,
 332                        event->button, event->time );
 333                 break;
 334         default:
 335                 return TRUE;
 336         }
 337         return TRUE;
 338 }
 339
 340 static void create_trayicon(void);
 341
 342 static void destroy_cb(GtkWidget *widget, gpointer *data)
 343 {
 344         debug_print("Widget destroyed\n");
 345
 346         create_trayicon();
 347 }
 348
 349 static gboolean trayicon_update_theme(gpointer source, gpointer data)
 350 {
 351         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NOMAIL, &nomail_pixmap[0]);
 352         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_UNREADMAIL, &unreadmail_pixmap[0]);
 353         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NEWMAIL, &newmail_pixmap[0]);
 354         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_UNREADMARKEDMAIL, &unreadmarkedmail_pixmap[0]);
 355         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NEWMARKEDMAIL, &newmarkedmail_pixmap[0]);
 356
 357         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NOMAIL_OFFLINE, &nomail_pixmap[1]);
 358         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_UNREADMAIL_OFFLINE, &unreadmail_pixmap[1]);
 359         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NEWMAIL_OFFLINE, &newmail_pixmap[1]);
 360         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_UNREADMARKEDMAIL_OFFLINE, &unreadmarkedmail_pixmap[1]);
 361         stock_pixbuf_gdk(GTK_WIDGET(trayicon), STOCK_PIXMAP_TRAY_NEWMARKEDMAIL_OFFLINE, &newmarkedmail_pixmap[1]);
 362
 363         if (image != NULL)
 364                 update(NULL);
 365
 366         return FALSE;
 367 }
 368
 369 static void create_trayicon()
 370 {
 371         GtkActionGroup *action_group;
 372         trayicon = egg_tray_icon_new("Claws Mail");
 373         gtk_widget_realize(GTK_WIDGET(trayicon));
 374         gtk_window_set_default_size(GTK_WINDOW(trayicon), 16, 16);
 375         gtk_container_set_border_width(GTK_CONTAINER(trayicon), 0);
 376
 377         trayicon_update_theme(NULL, NULL);
 378
 379         eventbox = gtk_event_box_new();
 380         gtk_container_set_border_width(GTK_CONTAINER(eventbox), 0);
 381         gtk_container_add(GTK_CONTAINER(trayicon), GTK_WIDGET(eventbox));
 382
 383         image = gtk_image_new_from_pixbuf(nomail_pixmap[0]);
 384         gtk_container_add(GTK_CONTAINER(eventbox), image);
 385
 386         destroy_signal_id =
 387         g_signal_connect(G_OBJECT(trayicon), "destroy",
 388                 G_CALLBACK(destroy_cb), NULL);
 389         g_signal_connect(G_OBJECT(trayicon), "size-request",
 390                 G_CALLBACK(resize_cb), NULL);
 391         g_signal_connect(G_OBJECT(eventbox), "button-press-event",
 392                 G_CALLBACK(click_cb), NULL);
 393
 394 #if !(GTK_CHECK_VERSION(2,12,0))
 395         tooltips = gtk_tooltips_new();
 396         gtk_tooltips_enable(tooltips);
 397 #endif
 398
 399         action_group = cm_menu_create_action_group("TrayiconPopup", trayicon_popup_menu_entries,
 400                         G_N_ELEMENTS(trayicon_popup_menu_entries), (gpointer)NULL);
 401         gtk_action_group_add_toggle_actions(action_group, trayicon_popup_toggle_menu_entries,
 402                         G_N_ELEMENTS(trayicon_popup_toggle_menu_entries), (gpointer)NULL);
 403
 404         MENUITEM_ADDUI("/Menus", "TrayiconPopup", "TrayiconPopup", GTK_UI_MANAGER_MENU)
 405         MENUITEM_ADDUI("/Menus/TrayiconPopup", "GetMail", "TrayiconPopup/GetMail", GTK_UI_MANAGER_MENUITEM)
 406         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator1", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
 407         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Email", "TrayiconPopup/Email", GTK_UI_MANAGER_MENUITEM)
 408         MENUITEM_ADDUI("/Menus/TrayiconPopup", "EmailAcc", "TrayiconPopup/EmailAcc", GTK_UI_MANAGER_MENU)
 409         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator2", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
 410         MENUITEM_ADDUI("/Menus/TrayiconPopup", "OpenAB", "TrayiconPopup/OpenAB", GTK_UI_MANAGER_MENUITEM)
 411         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator3", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
 412         MENUITEM_ADDUI("/Menus/TrayiconPopup", "ToggleOffline", "TrayiconPopup/ToggleOffline", GTK_UI_MANAGER_MENUITEM)
 413         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Separator4", "TrayiconPopup/---", GTK_UI_MANAGER_SEPARATOR)
 414         MENUITEM_ADDUI("/Menus/TrayiconPopup", "Exit", "TrayiconPopup/Exit", GTK_UI_MANAGER_MENUITEM)
 415
 416         traymenu_popup = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 417                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TrayiconPopup")) );
 418
 419         gtk_widget_show_all(GTK_WIDGET(trayicon));
 420
 421         update(NULL);
 422 }
 423
 424 int plugin_init(gchar **error)
 425 {
 426         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
 427                                 VERSION_NUMERIC, PLUGIN_NAME, error))
 428                 return -1;
 429
 430         item_hook_id = hooks_register_hook (FOLDER_ITEM_UPDATE_HOOKLIST, folder_item_update_hook, NULL);
 431         if (item_hook_id == -1) {
 432                 *error = g_strdup(_("Failed to register folder item update hook"));
 433                 goto err_out_item;
 434         }
 435
 436         folder_hook_id = hooks_register_hook (FOLDER_UPDATE_HOOKLIST, folder_update_hook, NULL);
 437         if (folder_hook_id == -1) {
 438                 *error = g_strdup(_("Failed to register folder update hook"));
 439                 goto err_out_folder;
 440         }
 441
 442         offline_hook_id = hooks_register_hook (OFFLINE_SWITCH_HOOKLIST, offline_update_hook, NULL);
 443         if (offline_hook_id == -1) {
 444                 *error = g_strdup(_("Failed to register offline switch hook"));
 445                 goto err_out_offline;
 446         }
 447
 448         account_hook_id = hooks_register_hook (ACCOUNT_LIST_CHANGED_HOOKLIST, trayicon_set_accounts_hook, NULL);
 449         if (account_hook_id == -1) {
 450                 *error = g_strdup(_("Failed to register account list changed hook"));
 451                 goto err_out_account;
 452         }
 453
 454         close_hook_id = hooks_register_hook (MAIN_WINDOW_CLOSE, trayicon_close_hook, NULL);
 455         if (close_hook_id == -1) {
 456                 *error = g_strdup(_("Failed to register close hook"));
 457                 goto err_out_close;
 458         }
 459
 460         iconified_hook_id = hooks_register_hook (MAIN_WINDOW_GOT_ICONIFIED, trayicon_got_iconified_hook, NULL);
 461         if (iconified_hook_id == -1) {
 462                 *error = g_strdup(_("Failed to register got iconified hook"));
 463                 goto err_out_iconified;
 464         }
 465
 466         theme_hook_id = hooks_register_hook(THEME_CHANGED_HOOKLIST, trayicon_update_theme, NULL);
 467         if (theme_hook_id == -1) {
 468                 *error = g_strdup(_("Failed to register theme change hook"));
 469                 goto err_out_theme;
 470         }
 471
 472         create_trayicon();
 473         trayicon_set_accounts_hook(NULL, NULL);
 474
 475         trayicon_prefs_init();
 476
 477         if (trayicon_prefs.hide_at_startup && claws_is_starting()) {
 478                 MainWindow *mainwin = mainwindow_get_mainwindow();
 479
 480                 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(mainwin->window)))
 481                         main_window_hide(mainwin);
 482                 main_set_show_at_startup(FALSE);
 483         }
 484
 485         return 0;
 486
 487 err_out_theme:
 488         hooks_unregister_hook(MAIN_WINDOW_GOT_ICONIFIED, iconified_hook_id);
 489 err_out_iconified:
 490         hooks_unregister_hook(MAIN_WINDOW_CLOSE, close_hook_id);
 491 err_out_close:
 492         hooks_unregister_hook(ACCOUNT_LIST_CHANGED_HOOKLIST, account_hook_id);
 493 err_out_account:
 494         hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);
 495 err_out_offline:
 496         hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
 497 err_out_folder:
 498         hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
 499 err_out_item:
 500         return -1;
 501 }
 502
 503 gboolean plugin_done(void)
 504 {
 505         trayicon_prefs_done();
 506
 507         hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
 508         hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
 509         hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);
 510         hooks_unregister_hook(ACCOUNT_LIST_CHANGED_HOOKLIST, account_hook_id);
 511         hooks_unregister_hook(MAIN_WINDOW_CLOSE, close_hook_id);
 512         hooks_unregister_hook(MAIN_WINDOW_GOT_ICONIFIED, iconified_hook_id);
 513         hooks_unregister_hook(THEME_CHANGED_HOOKLIST, theme_hook_id);
 514
 515         if (claws_is_exiting())
 516                 return TRUE;
 517
 518         g_signal_handler_disconnect(G_OBJECT(trayicon), destroy_signal_id);
 519
 520         gtk_widget_destroy(GTK_WIDGET(trayicon));
 521
 522         while (gtk_events_pending()) {
 523                 gtk_main_iteration();
 524         }
 525         return TRUE;
 526 }
 527
 528 const gchar *plugin_name(void)
 529 {
 530         return PLUGIN_NAME;
 531 }
 532
 533 const gchar *plugin_desc(void)
 534 {
 535         return _("This plugin places a mailbox icon in the system tray that "
 536                  "indicates if you have new or unread mail.\n"
 537                  "\n"
 538                  "The mailbox is empty if you have no unread mail, otherwise "
 539                  "it contains a letter. A tooltip shows new, unread and total "
 540                  "number of messages.");
 541 }
 542
 543 const gchar *plugin_type(void)
 544 {
 545         return "GTK2";
 546 }
 547
 548 const gchar *plugin_licence(void)
 549 {
 550         return "GPL3+";
 551 }
 552
 553 const gchar *plugin_version(void)
 554 {
 555         return VERSION;
 556 }
 557
 558
 559 /* popup menu callbacks */
 560 static void trayicon_get_all_cb( GtkAction *action, gpointer data )
 561 {
 562         MainWindow *mainwin = mainwindow_get_mainwindow();
 563         inc_all_account_mail_cb(mainwin, 0, NULL);
 564 }
 565
 566 static void trayicon_compose_cb( GtkAction *action, gpointer data )
 567 {
 568         MainWindow *mainwin = mainwindow_get_mainwindow();
 569         compose_mail_cb(mainwin, 0, NULL);
 570 }
 571
 572 static void trayicon_compose_acc_cb( GtkMenuItem *menuitem, gpointer data )
 573 {
 574         compose_new((PrefsAccount *)data, NULL, NULL);
 575 }
 576
 577 static void trayicon_addressbook_cb( GtkAction *action, gpointer data )
 578 {
 579         addressbook_open(NULL);
 580 }
 581
 582 static void trayicon_toggle_offline_cb( GtkAction *action, gpointer data )
 583 {
 584         /* toggle offline mode if menu checkitem has been clicked */
 585         if (!updating_menu) {
 586                 MainWindow *mainwin = mainwindow_get_mainwindow();
 587                 main_window_toggle_work_offline(mainwin, !prefs_common.work_offline, TRUE);
 588         }
 589 }
 590
 591 static void app_exit_cb(MainWindow *mainwin, guint action, GtkWidget *widget)
 592 {
 593         if (prefs_common.clean_on_exit) {
 594                 if (!main_window_empty_trash(mainwin, prefs_common.ask_on_clean, TRUE))
 595                         return;
 596         }
 597
 598         if (prefs_common.confirm_on_exit) {
 599                 if (alertpanel(_("Exit"), _("Exit Claws Mail?"),
 600                                GTK_STOCK_CANCEL, GTK_STOCK_OK,
 601                                NULL) != G_ALERTALTERNATE) {
 602                         return;
 603                 }
 604                 manage_window_focus_in(mainwin->window, NULL, NULL);
 605         }
 606
 607         app_will_exit(NULL, mainwin);
 608 }
 609
 610 static void trayicon_exit_cb( GtkAction *action, gpointer data )
 611 {
 612         MainWindow *mainwin = mainwindow_get_mainwindow();
 613
 614         if (mainwin->lock_count == 0) {
 615                 app_exit_cb(mainwin, 0, NULL);
 616         }
 617 }
 618
 619 struct PluginFeature *plugin_provides(void)
 620 {
 621         static struct PluginFeature features[] =
 622                 { {PLUGIN_NOTIFIER, N_("Trayicon")},
 623                   {PLUGIN_NOTHING, NULL}};
 624         return features;
 625 }