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1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
2 /*
3  * Copyright (C) 2007-2008 Collabora Ltd.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library 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 GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18  *
19  * Authors: Xavier Claessens <xclaesse@gmail.com>
20  */
21
22 #include <config.h>
23
24 #include <string.h>
25
26 #include <glib.h>
27
28 #include <gtk/gtk.h>
29 #include <gdk/gdkkeysyms.h>
30 #include <glib/gi18n.h>
31
32 #include <libnotify/notification.h>
33 #include <libnotify/notify.h>
34
35 #include <telepathy-glib/account-manager.h>
36 #include <telepathy-glib/util.h>
37
38 #include <libempathy/empathy-utils.h>
39
40 #include <libempathy-gtk/empathy-presence-chooser.h>
41 #include <libempathy-gtk/empathy-conf.h>
42 #include <libempathy-gtk/empathy-ui-utils.h>
43 #include <libempathy-gtk/empathy-images.h>
44 #include <libempathy-gtk/empathy-new-message-dialog.h>
45 #include <libempathy-gtk/empathy-new-call-dialog.h>
46 #include <libempathy-gtk/empathy-notify-manager.h>
47
48 #include "empathy-accounts-dialog.h"
49 #include "empathy-status-icon.h"
50 #include "empathy-preferences.h"
51 #include "empathy-event-manager.h"
52
53 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
54 #include <libempathy/empathy-debug.h>
55
56 /* Number of ms to wait when blinking */
57 #define BLINK_TIMEOUT 500
58
59 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyStatusIcon)
60 typedef struct {
61         GtkStatusIcon       *icon;
62         TpAccountManager    *account_manager;
63         EmpathyNotifyManager *notify_mgr;
64         gboolean             showing_event_icon;
65         guint                blink_timeout;
66         EmpathyEventManager *event_manager;
67         EmpathyEvent        *event;
68         NotifyNotification  *notification;
69
70         GtkWindow           *window;
71         GtkUIManager        *ui_manager;
72         GtkWidget           *popup_menu;
73         GtkAction           *show_window_item;
74         GtkAction           *new_message_item;
75         GtkAction           *status_item;
76 } EmpathyStatusIconPriv;
77
78 G_DEFINE_TYPE (EmpathyStatusIcon, empathy_status_icon, G_TYPE_OBJECT);
79
80 static gboolean
81 activate_event (EmpathyEvent *event)
82 {
83         empathy_event_activate (event);
84
85         return FALSE;
86 }
87
88 static void
89 status_icon_notification_closed_cb (NotifyNotification *notification,
90                                     EmpathyStatusIcon  *icon)
91 {
92         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
93         EmpathyNotificationClosedReason reason = 0;
94
95 #ifdef notify_notification_get_closed_reason
96         reason = notify_notification_get_closed_reason (notification);
97 #endif
98         if (priv->notification) {
99                 g_object_unref (priv->notification);
100                 priv->notification = NULL;
101         }
102
103         if (!priv->event) {
104                 return;
105         }
106
107         /* the notification has been closed by the user, see the
108          * DesktopNotification spec.
109          */
110         if (reason == EMPATHY_NOTIFICATION_CLOSED_DISMISSED) {
111                 /* use an idle here, as this callback is called from a
112                  * DBus signal handler inside libnotify, and we might call
113                  * a *_run_* method when activating the event.
114                  */
115                 g_idle_add ((GSourceFunc) activate_event, priv->event);
116         } else {
117                 /* inhibit other updates for this event */
118                 empathy_event_inhibit_updates (priv->event);
119         }
120 }
121
122 static void
123 notification_close_helper (EmpathyStatusIconPriv *priv)
124 {
125         if (priv->notification) {
126                 notify_notification_close (priv->notification, NULL);
127                 g_object_unref (priv->notification);
128                 priv->notification = NULL;
129         }
130 }
131
132 static void
133 notification_action_cb (NotifyNotification *notification,
134                         gchar              *action,
135                         EmpathyStatusIcon  *icon)
136 {
137         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
138
139         if (priv->event)
140                 empathy_event_activate (priv->event);
141 }
142
143 static void
144 status_icon_update_notification (EmpathyStatusIcon *icon)
145 {
146         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
147         GdkPixbuf *pixbuf = NULL;
148
149         if (!empathy_notify_manager_notification_is_enabled (priv->notify_mgr)) {
150                 /* always close the notification if this happens */
151                 notification_close_helper (priv);
152                 return;
153         }
154
155         if (priv->event) {
156                 gchar *message_esc = NULL;
157
158                 if (priv->event->message != NULL)
159                         message_esc = g_markup_escape_text (priv->event->message, -1);
160
161                 if (priv->notification) {
162                         notify_notification_update (priv->notification,
163                                                     priv->event->header, message_esc,
164                                                     NULL);
165                 } else {
166                         priv->notification = notify_notification_new_with_status_icon
167                                 (priv->event->header, message_esc, NULL, priv->icon);
168                         notify_notification_set_timeout (priv->notification,
169                                                          NOTIFY_EXPIRES_DEFAULT);
170
171                         if (empathy_notify_manager_has_capability (priv->notify_mgr,
172                                    EMPATHY_NOTIFY_MANAGER_CAP_ACTIONS)) {
173                                 notify_notification_add_action (priv->notification,
174                                         "respond",
175                                         _("Respond"),
176                                         (NotifyActionCallback) notification_action_cb,
177                                         icon,
178                                         NULL);
179                         }
180
181                         g_signal_connect (priv->notification, "closed",
182                                           G_CALLBACK (status_icon_notification_closed_cb), icon);
183                 }
184
185                 pixbuf = empathy_notify_manager_get_pixbuf_for_notification (
186                                                                    priv->notify_mgr, priv->event->contact,
187                                                                    priv->event->icon_name);
188
189                 if (pixbuf != NULL) {
190                         notify_notification_set_icon_from_pixbuf (priv->notification,
191                                                           pixbuf);
192                         g_object_unref (pixbuf);
193                 }
194
195                 notify_notification_show (priv->notification, NULL);
196
197                 g_free (message_esc);
198         } else {
199                 notification_close_helper (priv);
200         }
201 }
202
203 static void
204 status_icon_update_tooltip (EmpathyStatusIcon *icon)
205 {
206         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
207
208         if (priv->event) {
209                 gchar *tooltip = NULL;
210
211                 if (priv->event->message != NULL)
212                                 tooltip = g_markup_printf_escaped ("<i>%s</i>\n%s",
213                                                                    priv->event->header,
214                                                                    priv->event->message);
215                 else
216                                 tooltip = g_markup_printf_escaped ("<i>%s</i>",
217                                                                    priv->event->header);
218                 gtk_status_icon_set_tooltip_markup (priv->icon, tooltip);
219                 g_free (tooltip);
220         } else {
221                 TpConnectionPresenceType type;
222                 gchar *msg;
223
224                 type = tp_account_manager_get_most_available_presence (
225                         priv->account_manager, NULL, &msg);
226
227                 if (!EMP_STR_EMPTY (msg)) {
228                         gtk_status_icon_set_tooltip_text (priv->icon, msg);
229                 }
230                 else {
231                         gtk_status_icon_set_tooltip_text (priv->icon,
232                                                 empathy_presence_get_default_message (type));
233                 }
234
235                 g_free (msg);
236         }
237 }
238
239 static void
240 status_icon_update_icon (EmpathyStatusIcon *icon)
241 {
242         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
243         const gchar           *icon_name;
244
245         if (priv->event && priv->showing_event_icon) {
246                 icon_name = priv->event->icon_name;
247         } else {
248                 TpConnectionPresenceType state;
249
250                 state = tp_account_manager_get_most_available_presence (
251                         priv->account_manager, NULL, NULL);
252
253                 /* An unset presence type here doesn't make sense. Force it
254                  * to be offline. */
255                 if (state == TP_CONNECTION_PRESENCE_TYPE_UNSET) {
256                         state = TP_CONNECTION_PRESENCE_TYPE_OFFLINE;
257                 }
258
259                 icon_name = empathy_icon_name_for_presence (state);
260         }
261
262         if (icon_name != NULL)
263                 gtk_status_icon_set_from_icon_name (priv->icon, icon_name);
264 }
265
266 static gboolean
267 status_icon_blink_timeout_cb (EmpathyStatusIcon *icon)
268 {
269         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
270
271         priv->showing_event_icon = !priv->showing_event_icon;
272         status_icon_update_icon (icon);
273
274         return TRUE;
275 }
276 static void
277 status_icon_event_added_cb (EmpathyEventManager *manager,
278                             EmpathyEvent        *event,
279                             EmpathyStatusIcon   *icon)
280 {
281         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
282
283         if (priv->event) {
284                 return;
285         }
286
287         DEBUG ("New event %p", event);
288
289         priv->event = event;
290         if (event->must_ack) {
291                 priv->showing_event_icon = TRUE;
292                 status_icon_update_icon (icon);
293                 status_icon_update_tooltip (icon);
294         }
295         status_icon_update_notification (icon);
296
297         if (!priv->blink_timeout && priv->showing_event_icon) {
298                 priv->blink_timeout = g_timeout_add (BLINK_TIMEOUT,
299                                                      (GSourceFunc) status_icon_blink_timeout_cb,
300                                                      icon);
301         }
302 }
303
304 static void
305 status_icon_event_removed_cb (EmpathyEventManager *manager,
306                               EmpathyEvent        *event,
307                               EmpathyStatusIcon   *icon)
308 {
309         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
310
311         if (event != priv->event) {
312                 return;
313         }
314
315         priv->event = empathy_event_manager_get_top_event (priv->event_manager);
316
317         status_icon_update_tooltip (icon);
318         status_icon_update_icon (icon);
319
320         /* update notification anyway, as it's safe and we might have been
321          * changed presence in the meanwhile
322          */
323         status_icon_update_notification (icon);
324
325         if (!priv->event && priv->blink_timeout) {
326                 g_source_remove (priv->blink_timeout);
327                 priv->blink_timeout = 0;
328         }
329 }
330
331 static void
332 status_icon_event_updated_cb (EmpathyEventManager *manager,
333                               EmpathyEvent        *event,
334                               EmpathyStatusIcon   *icon)
335 {
336         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
337
338         if (event != priv->event) {
339                 return;
340         }
341
342         if (empathy_notify_manager_notification_is_enabled (priv->notify_mgr)) {
343                 status_icon_update_notification (icon);
344         }
345
346         status_icon_update_tooltip (icon);
347 }
348
349 static void
350 status_icon_set_visibility (EmpathyStatusIcon *icon,
351                             gboolean           visible,
352                             gboolean           store)
353 {
354         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
355
356         if (store) {
357                 empathy_conf_set_bool (empathy_conf_get (),
358                                        EMPATHY_PREFS_UI_MAIN_WINDOW_HIDDEN, !visible);
359         }
360
361         if (!visible) {
362                 empathy_window_iconify (priv->window, priv->icon);
363         } else {
364                 empathy_window_present (GTK_WINDOW (priv->window), TRUE);
365         }
366 }
367
368 static void
369 status_icon_notify_visibility_cb (EmpathyConf *conf,
370                                   const gchar *key,
371                                   gpointer     user_data)
372 {
373         EmpathyStatusIcon *icon = user_data;
374         gboolean           hidden = FALSE;
375
376         if (empathy_conf_get_bool (conf, key, &hidden)) {
377                 status_icon_set_visibility (icon, !hidden, FALSE);
378         }
379 }
380
381 static void
382 status_icon_toggle_visibility (EmpathyStatusIcon *icon)
383 {
384         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
385         gboolean               visible;
386
387         visible = gtk_window_is_active (priv->window);
388         status_icon_set_visibility (icon, !visible, TRUE);
389 }
390
391 static void
392 status_icon_presence_changed_cb (EmpathyStatusIcon *icon)
393 {
394         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
395
396         status_icon_update_icon (icon);
397         status_icon_update_tooltip (icon);
398
399         if (!empathy_notify_manager_notification_is_enabled (priv->notify_mgr)) {
400                 /* dismiss the outstanding notification if present */
401
402                 if (priv->notification) {
403                         notify_notification_close (priv->notification, NULL);
404                         g_object_unref (priv->notification);
405                         priv->notification = NULL;
406                 }
407         }
408 }
409
410 static gboolean
411 status_icon_delete_event_cb (GtkWidget         *widget,
412                              GdkEvent          *event,
413                              EmpathyStatusIcon *icon)
414 {
415         status_icon_set_visibility (icon, FALSE, TRUE);
416         return TRUE;
417 }
418
419 static gboolean
420 status_icon_key_press_event_cb  (GtkWidget *window,
421                                  GdkEventKey *event,
422                                  EmpathyStatusIcon *icon)
423 {
424         if (event->keyval == GDK_Escape) {
425                 status_icon_set_visibility (icon, FALSE, TRUE);
426         }
427         return FALSE;
428 }
429
430 static void
431 status_icon_activate_cb (GtkStatusIcon     *status_icon,
432                          EmpathyStatusIcon *icon)
433 {
434         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
435
436         DEBUG ("%s", priv->event ? "event" : "toggle");
437
438         if (priv->event) {
439                 empathy_event_activate (priv->event);
440         } else {
441                 status_icon_toggle_visibility (icon);
442         }
443 }
444
445 static void
446 status_icon_show_hide_window_cb (GtkToggleAction   *action,
447                                  EmpathyStatusIcon *icon)
448 {
449         gboolean visible;
450
451         visible = gtk_toggle_action_get_active (action);
452         status_icon_set_visibility (icon, visible, TRUE);
453 }
454
455 static void
456 status_icon_new_message_cb (GtkAction         *action,
457                             EmpathyStatusIcon *icon)
458 {
459         empathy_new_message_dialog_show (NULL);
460 }
461
462 static void
463 status_icon_new_call_cb (GtkAction         *action,
464                             EmpathyStatusIcon *icon)
465 {
466         empathy_new_call_dialog_show (NULL);
467 }
468
469 static void
470 status_icon_quit_cb (GtkAction         *action,
471                      EmpathyStatusIcon *icon)
472 {
473         gtk_main_quit ();
474 }
475
476 static void
477 status_icon_popup_menu_cb (GtkStatusIcon     *status_icon,
478                            guint              button,
479                            guint              activate_time,
480                            EmpathyStatusIcon *icon)
481 {
482         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
483         GtkWidget             *menu_item;
484         GtkWidget             *submenu;
485         gboolean               show;
486
487         show = empathy_window_get_is_visible (GTK_WINDOW (priv->window));
488
489         g_signal_handlers_block_by_func (priv->show_window_item,
490                                          status_icon_show_hide_window_cb,
491                                          icon);
492         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (priv->show_window_item),
493                                       show);
494         g_signal_handlers_unblock_by_func (priv->show_window_item,
495                                            status_icon_show_hide_window_cb,
496                                            icon);
497
498         menu_item = gtk_ui_manager_get_widget (priv->ui_manager, "/menu/status");
499         submenu = empathy_presence_chooser_create_menu ();
500         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), submenu);
501
502         gtk_menu_popup (GTK_MENU (priv->popup_menu),
503                         NULL, NULL,
504                         gtk_status_icon_position_menu,
505                         priv->icon,
506                         button,
507                         activate_time);
508 }
509
510 static void
511 status_icon_create_menu (EmpathyStatusIcon *icon)
512 {
513         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
514         GtkBuilder            *gui;
515         gchar                 *filename;
516
517         filename = empathy_file_lookup ("empathy-status-icon.ui", "src");
518         gui = empathy_builder_get_file (filename,
519                                         "ui_manager", &priv->ui_manager,
520                                         "menu", &priv->popup_menu,
521                                         "show_list", &priv->show_window_item,
522                                         "new_message", &priv->new_message_item,
523                                         "status", &priv->status_item,
524                                        NULL);
525         g_free (filename);
526
527         empathy_builder_connect (gui, icon,
528                               "show_list", "toggled", status_icon_show_hide_window_cb,
529                               "new_message", "activate", status_icon_new_message_cb,
530                               "new_call", "activate", status_icon_new_call_cb,
531                               "quit", "activate", status_icon_quit_cb,
532                               NULL);
533
534         g_object_ref (priv->ui_manager);
535         g_object_unref (gui);
536 }
537
538 static void
539 status_icon_status_changed_cb (TpAccount *account,
540                                TpConnectionStatus current,
541                                TpConnectionStatus previous,
542                                TpConnectionStatusReason reason,
543                                gchar *dbus_error_name,
544                                GHashTable *details,
545                                EmpathyStatusIcon *icon)
546 {
547         EmpathyStatusIconPriv *priv = GET_PRIV (icon);
548
549         gtk_action_set_sensitive (priv->new_message_item,
550                                   empathy_account_manager_get_accounts_connected (NULL));
551 }
552
553 static void
554 status_icon_finalize (GObject *object)
555 {
556         EmpathyStatusIconPriv *priv = GET_PRIV (object);
557
558         if (priv->blink_timeout) {
559                 g_source_remove (priv->blink_timeout);
560         }
561
562         if (priv->notification) {
563                 notify_notification_close (priv->notification, NULL);
564                 g_object_unref (priv->notification);
565                 priv->notification = NULL;
566         }
567
568         g_object_unref (priv->icon);
569         g_object_unref (priv->account_manager);
570         g_object_unref (priv->event_manager);
571         g_object_unref (priv->ui_manager);
572         g_object_unref (priv->notify_mgr);
573 }
574
575 static void
576 empathy_status_icon_class_init (EmpathyStatusIconClass *klass)
577 {
578         GObjectClass *object_class = G_OBJECT_CLASS (klass);
579
580         object_class->finalize = status_icon_finalize;
581
582         g_type_class_add_private (object_class, sizeof (EmpathyStatusIconPriv));
583 }
584
585 static void
586 account_manager_prepared_cb (GObject *source_object,
587                              GAsyncResult *result,
588                              gpointer user_data)
589 {
590         GList *list, *l;
591         TpAccountManager *account_manager = TP_ACCOUNT_MANAGER (source_object);
592         EmpathyStatusIcon *icon = user_data;
593         GError *error = NULL;
594
595         if (!tp_account_manager_prepare_finish (account_manager, result, &error)) {
596                 DEBUG ("Failed to prepare account manager: %s", error->message);
597                 g_error_free (error);
598                 return;
599         }
600
601         list = tp_account_manager_get_valid_accounts (account_manager);
602         for (l = list; l != NULL; l = l->next) {
603                 empathy_signal_connect_weak (l->data, "status-changed",
604                                              G_CALLBACK (status_icon_status_changed_cb),
605                                              G_OBJECT (icon));
606         }
607         g_list_free (list);
608
609         status_icon_presence_changed_cb (icon);
610 }
611
612 static void
613 empathy_status_icon_init (EmpathyStatusIcon *icon)
614 {
615         EmpathyStatusIconPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (icon,
616                 EMPATHY_TYPE_STATUS_ICON, EmpathyStatusIconPriv);
617
618         icon->priv = priv;
619         priv->icon = gtk_status_icon_new ();
620         priv->account_manager = tp_account_manager_dup ();
621         priv->event_manager = empathy_event_manager_dup_singleton ();
622
623         tp_account_manager_prepare_async (priv->account_manager, NULL,
624             account_manager_prepared_cb, icon);
625
626         /* make icon listen and respond to MAIN_WINDOW_HIDDEN changes */
627         empathy_conf_notify_add (empathy_conf_get (),
628                                  EMPATHY_PREFS_UI_MAIN_WINDOW_HIDDEN,
629                                  status_icon_notify_visibility_cb,
630                                  icon);
631
632         status_icon_create_menu (icon);
633
634         g_signal_connect_swapped (priv->account_manager,
635                                   "most-available-presence-changed",
636                                   G_CALLBACK (status_icon_presence_changed_cb),
637                                   icon);
638         g_signal_connect (priv->event_manager, "event-added",
639                           G_CALLBACK (status_icon_event_added_cb),
640                           icon);
641         g_signal_connect (priv->event_manager, "event-removed",
642                           G_CALLBACK (status_icon_event_removed_cb),
643                           icon);
644         g_signal_connect (priv->event_manager, "event-updated",
645                           G_CALLBACK (status_icon_event_updated_cb),
646                           icon);
647         g_signal_connect (priv->icon, "activate",
648                           G_CALLBACK (status_icon_activate_cb),
649                           icon);
650         g_signal_connect (priv->icon, "popup-menu",
651                           G_CALLBACK (status_icon_popup_menu_cb),
652                           icon);
653
654         priv->notify_mgr = empathy_notify_manager_dup_singleton ();
655 }
656
657 EmpathyStatusIcon *
658 empathy_status_icon_new (GtkWindow *window, gboolean hide_contact_list)
659 {
660         EmpathyStatusIconPriv *priv;
661         EmpathyStatusIcon     *icon;
662         gboolean               should_hide;
663
664         g_return_val_if_fail (GTK_IS_WINDOW (window), NULL);
665
666         icon = g_object_new (EMPATHY_TYPE_STATUS_ICON, NULL);
667         priv = GET_PRIV (icon);
668
669         priv->window = g_object_ref (window);
670
671         g_signal_connect_after (priv->window, "key-press-event",
672                           G_CALLBACK (status_icon_key_press_event_cb),
673                           icon);
674
675         g_signal_connect (priv->window, "delete-event",
676                           G_CALLBACK (status_icon_delete_event_cb),
677                           icon);
678
679         if (!hide_contact_list) {
680                 empathy_conf_get_bool (empathy_conf_get (),
681                                        EMPATHY_PREFS_UI_MAIN_WINDOW_HIDDEN,
682                                        &should_hide);
683         } else {
684                 should_hide = TRUE;
685         }
686
687         if (gtk_window_is_active (priv->window) == should_hide) {
688                 status_icon_set_visibility (icon, !should_hide, FALSE);
689         }
690
691         return icon;
692 }
693