2 * Copyright (C) 2011 Collabora Ltd.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 * GtkAction code based on gnome-terminal's TerminalTabsMenu object.
26 #include <libempathy/empathy-camera-monitor.h>
27 #include <libempathy/empathy-gsettings.h>
29 #include "empathy-camera-menu.h"
31 #define DEBUG_FLAG EMPATHY_DEBUG_VOIP
32 #include <libempathy/empathy-debug.h>
34 struct _EmpathyCameraMenuPrivate
36 /* Borrowed ref; the call window actually owns us. */
37 EmpathyCallWindow *window;
39 /* Given away ref; the call window's UI manager now owns this. */
40 GtkActionGroup *action_group;
42 /* An invisible radio action so new cameras are always in the
43 * same radio group. */
44 GtkAction *anchor_action;
46 /* The merge ID used with the UI manager. We need to keep this
47 * around so in _clean we can remove all the items we've added
48 * before and start again. */
51 /* TRUE if we're in _update and so calling _set_active. */
54 /* Queue of GtkRadioActions. */
57 EmpathyCameraMonitor *camera_monitor;
62 G_DEFINE_TYPE (EmpathyCameraMenu, empathy_camera_menu, G_TYPE_OBJECT);
69 static void empathy_camera_menu_update (EmpathyCameraMenu *self);
72 empathy_camera_menu_init (EmpathyCameraMenu *self)
74 self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
75 EMPATHY_TYPE_CAMERA_MENU, EmpathyCameraMenuPrivate);
79 empathy_camera_menu_set_property (GObject *object,
84 EmpathyCameraMenu *self = EMPATHY_CAMERA_MENU (object);
89 self->priv->window = g_value_get_object (value);
92 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
97 empathy_camera_menu_get_property (GObject *object,
102 EmpathyCameraMenu *self = EMPATHY_CAMERA_MENU (object);
107 g_value_set_object (value, self->priv->window);
110 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
115 empathy_camera_menu_clean (EmpathyCameraMenu *self)
117 GtkUIManager *ui_manager;
119 if (self->priv->ui_id == 0)
122 ui_manager = empathy_call_window_get_ui_manager (self->priv->window);
124 gtk_ui_manager_remove_ui (ui_manager, self->priv->ui_id);
125 gtk_ui_manager_ensure_update (ui_manager);
126 self->priv->ui_id = 0;
130 empathy_camera_menu_activate_cb (GtkAction *action,
131 EmpathyCameraMenu *self)
133 EmpathyGstVideoSrc *video;
135 gchar *current_device = NULL;
137 if (self->priv->in_update)
140 video = empathy_call_window_get_video_src (self->priv->window);
142 current_device = empathy_video_src_dup_device (video);
144 device = gtk_action_get_name (action);
146 /* Don't change the device if it's the currently used one */
147 if (!tp_strdiff (device, current_device))
150 empathy_call_window_change_webcam (self->priv->window, device);
153 g_free (current_device);
157 empathy_camera_menu_update (EmpathyCameraMenu *self)
161 GtkUIManager *ui_manager;
162 EmpathyGstVideoSrc *video;
164 gchar *current_camera = NULL;
167 ui_manager = empathy_call_window_get_ui_manager (self->priv->window);
169 menu = gtk_ui_manager_get_action (ui_manager, "/menubar1/edit/menucamera");
170 n_cameras = g_queue_get_length (self->priv->cameras);
171 show_menu = (n_cameras > 1);
172 gtk_action_set_visible (menu, show_menu);
174 video = empathy_call_window_get_video_src (self->priv->window);
176 current_camera = empathy_video_src_dup_device (video);
178 empathy_camera_menu_clean (self);
179 self->priv->ui_id = gtk_ui_manager_new_merge_id (ui_manager);
181 for (l = self->priv->cameras->head; l != NULL; l = g_list_next (l))
183 GtkRadioAction *action = l->data;
184 const gchar *name = gtk_action_get_name (GTK_ACTION (action));
186 if (!tp_strdiff (current_camera, name))
188 self->priv->in_update = TRUE;
189 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
190 self->priv->in_update = FALSE;
193 gtk_ui_manager_add_ui (ui_manager, self->priv->ui_id,
194 /* TODO: this should probably be passed from the call
195 * window, seeing that it's a reference to
196 * empathy-call-window.ui. */
197 "/menubar1/edit/menucamera",
198 name, name, GTK_UI_MANAGER_MENUITEM, FALSE);
201 g_free (current_camera);
205 empathy_camera_menu_add_camera (EmpathyCameraMenu *self,
206 EmpathyCamera *camera)
208 GtkRadioAction *action;
211 action = gtk_radio_action_new (camera->device, camera->name, NULL, NULL, 0);
212 gtk_action_group_add_action (self->priv->action_group, GTK_ACTION (action));
214 group = gtk_radio_action_get_group (
215 GTK_RADIO_ACTION (self->priv->anchor_action));
216 gtk_radio_action_set_group (GTK_RADIO_ACTION (action), group);
218 g_queue_push_tail (self->priv->cameras, action);
220 g_signal_connect (action, "activate",
221 G_CALLBACK (empathy_camera_menu_activate_cb), self);
225 empathy_camera_menu_camera_added_cb (EmpathyCameraMonitor *monitor,
226 EmpathyCamera *camera,
227 EmpathyCameraMenu *self)
229 empathy_camera_menu_add_camera (self, camera);
230 empathy_camera_menu_update (self);
234 empathy_camera_menu_camera_removed_cb (EmpathyCameraMonitor *monitor,
235 EmpathyCamera *camera,
236 EmpathyCameraMenu *self)
240 for (l = self->priv->cameras->head; l != NULL; l = g_list_next (l))
242 GtkAction *action = l->data;
245 device = gtk_action_get_name (action);
247 if (tp_strdiff (device, camera->device))
250 g_signal_handlers_disconnect_by_func (action,
251 G_CALLBACK (empathy_camera_menu_activate_cb), self);
253 gtk_action_group_remove_action (self->priv->action_group,
255 g_queue_remove (self->priv->cameras, action);
259 empathy_camera_menu_update (self);
263 empathy_camera_menu_prefs_camera_changed_cb (GSettings *settings,
265 EmpathyCameraMenu *self)
267 gchar *device = g_settings_get_string (settings, key);
268 GtkRadioAction *action = NULL;
269 gboolean found = FALSE;
272 for (l = self->priv->cameras->head; l != NULL; l = g_list_next (l))
277 name = gtk_action_get_name (GTK_ACTION (action));
279 if (!tp_strdiff (device, name))
286 /* If the selected camera isn't found, we connect the first
288 if (!found && self->priv->cameras->head != NULL)
289 action = self->priv->cameras->head->data;
291 if (action != NULL &&
292 !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
294 g_signal_handlers_block_by_func (settings,
295 empathy_camera_menu_prefs_camera_changed_cb, self);
296 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
297 g_signal_handlers_unblock_by_func (settings,
298 empathy_camera_menu_prefs_camera_changed_cb, self);
305 empathy_camera_menu_get_cameras (EmpathyCameraMenu *self)
307 const GList *cameras;
309 cameras = empathy_camera_monitor_get_cameras (self->priv->camera_monitor);
311 for (; cameras != NULL; cameras = g_list_next (cameras))
313 EmpathyCamera *camera = cameras->data;
315 empathy_camera_menu_add_camera (self, camera);
318 empathy_camera_menu_update (self);
320 /* Do as if the gsettings key had changed, so we select the key that
322 empathy_camera_menu_prefs_camera_changed_cb (self->priv->settings,
323 EMPATHY_PREFS_CALL_CAMERA_DEVICE, self);
327 empathy_camera_menu_constructed (GObject *obj)
329 EmpathyCameraMenu *self = EMPATHY_CAMERA_MENU (obj);
330 GtkUIManager *ui_manager;
332 g_assert (EMPATHY_IS_CALL_WINDOW (self->priv->window));
334 ui_manager = empathy_call_window_get_ui_manager (self->priv->window);
336 g_assert (GTK_IS_UI_MANAGER (ui_manager));
338 /* Okay let's go go go. */
340 self->priv->action_group = gtk_action_group_new ("EmpathyCameraMenu");
341 gtk_ui_manager_insert_action_group (ui_manager, self->priv->action_group, -1);
342 /* the UI manager now owns this */
343 g_object_unref (self->priv->action_group);
345 self->priv->anchor_action = g_object_new (GTK_TYPE_RADIO_ACTION,
346 "name", "EmpathyCameraMenuAnchorAction",
348 gtk_action_group_add_action (self->priv->action_group,
349 self->priv->anchor_action);
350 g_object_unref (self->priv->anchor_action);
352 self->priv->camera_monitor = empathy_camera_monitor_new ();
354 tp_g_signal_connect_object (self->priv->camera_monitor, "added",
355 G_CALLBACK (empathy_camera_menu_camera_added_cb), self, 0);
356 tp_g_signal_connect_object (self->priv->camera_monitor, "removed",
357 G_CALLBACK (empathy_camera_menu_camera_removed_cb), self, 0);
359 self->priv->settings = g_settings_new (EMPATHY_PREFS_CALL_SCHEMA);
360 g_signal_connect (self->priv->settings,
361 "changed::"EMPATHY_PREFS_CALL_CAMERA_DEVICE,
362 G_CALLBACK (empathy_camera_menu_prefs_camera_changed_cb), self);
364 self->priv->cameras = g_queue_new ();
366 empathy_camera_menu_get_cameras (self);
370 empathy_camera_menu_dispose (GObject *obj)
372 EmpathyCameraMenu *self = EMPATHY_CAMERA_MENU (obj);
374 tp_clear_pointer (&self->priv->cameras, g_queue_free);
376 tp_clear_object (&self->priv->camera_monitor);
377 tp_clear_object (&self->priv->settings);
379 G_OBJECT_CLASS (empathy_camera_menu_parent_class)->dispose (obj);
383 empathy_camera_menu_class_init (EmpathyCameraMenuClass *klass)
385 GObjectClass *object_class = G_OBJECT_CLASS (klass);
387 object_class->set_property = empathy_camera_menu_set_property;
388 object_class->get_property = empathy_camera_menu_get_property;
389 object_class->constructed = empathy_camera_menu_constructed;
390 object_class->dispose = empathy_camera_menu_dispose;
392 g_object_class_install_property (object_class, PROP_WINDOW,
393 g_param_spec_object ("window", "window", "window",
394 EMPATHY_TYPE_CALL_WINDOW,
395 G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY));
397 g_type_class_add_private (object_class, sizeof (EmpathyCameraMenuPrivate));
401 empathy_camera_menu_new (EmpathyCallWindow *window)
403 return g_object_new (EMPATHY_TYPE_CAMERA_MENU,
409 empathy_camera_menu_set_sensitive (EmpathyCameraMenu *self,
412 GtkUIManager *ui_manager;
414 gtk_action_group_set_sensitive (self->priv->action_group, sensitive);
415 if (sensitive) /* Mark the active camera as such. */
416 empathy_camera_menu_update (self);
418 ui_manager = empathy_call_window_get_ui_manager (self->priv->window);
419 gtk_ui_manager_ensure_update (ui_manager);