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 * Authors: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
25 #include <telepathy-glib/telepathy-glib.h>
27 #include "empathy-camera-monitor.h"
28 #include "cheese-camera-device-monitor.h"
29 #include "empathy-utils.h"
31 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
32 #include "empathy-debug.h"
34 struct _EmpathyCameraMonitorPrivate
36 EmpathyCameraDeviceMonitor *empathy_monitor;
54 static guint signals[LAST_SIGNAL];
56 G_DEFINE_TYPE (EmpathyCameraMonitor, empathy_camera_monitor, G_TYPE_OBJECT);
58 static EmpathyCameraMonitor *manager_singleton = NULL;
60 static EmpathyCamera *
61 empathy_camera_new (const gchar *id,
65 EmpathyCamera *camera = g_slice_new (EmpathyCamera);
67 camera->id = g_strdup (id);
68 camera->device = g_strdup (device);
69 camera->name = g_strdup (name);
74 static EmpathyCamera *
75 empathy_camera_copy (EmpathyCamera *camera)
77 return empathy_camera_new (camera->id, camera->device, camera->name);
81 empathy_camera_free (EmpathyCamera *camera)
84 g_free (camera->device);
85 g_free (camera->name);
87 g_slice_free (EmpathyCamera, camera);
90 G_DEFINE_BOXED_TYPE (EmpathyCamera, empathy_camera,
91 empathy_camera_copy, empathy_camera_free)
94 empathy_camera_find (gconstpointer a,
97 const EmpathyCamera *camera = a;
100 return g_strcmp0 (camera->id, id);
104 empathy_camera_monitor_free_camera_foreach (gpointer data,
107 empathy_camera_free (data);
111 on_camera_added (EmpathyCameraDeviceMonitor *device,
116 EmpathyCameraMonitor *self)
118 EmpathyCamera *camera;
120 if (self->priv->cameras == NULL)
123 camera = empathy_camera_new (id, filename, product_name);
125 g_queue_push_tail (self->priv->cameras, camera);
127 self->priv->num_cameras++;
129 if (self->priv->num_cameras == 1)
130 g_object_notify (G_OBJECT (self), "available");
132 g_signal_emit (self, signals[CAMERA_ADDED], 0, camera);
136 on_camera_removed (EmpathyCameraDeviceMonitor *device,
138 EmpathyCameraMonitor *self)
140 EmpathyCamera *camera;
143 if (self->priv->cameras == NULL)
146 l = g_queue_find_custom (self->priv->cameras, id, empathy_camera_find);
148 g_return_if_fail (l != NULL);
152 g_queue_delete_link (self->priv->cameras, l);
154 self->priv->num_cameras--;
156 if (self->priv->num_cameras == 0)
157 g_object_notify (G_OBJECT (self), "available");
159 g_signal_emit (self, signals[CAMERA_REMOVED], 0, camera);
161 empathy_camera_free (camera);
165 empathy_camera_monitor_get_cameras (EmpathyCameraMonitor *self)
167 if (self->priv->cameras != NULL)
168 return self->priv->cameras->head;
174 empathy_camera_monitor_get_property (GObject *object,
179 EmpathyCameraMonitor *self = (EmpathyCameraMonitor *) object;
184 g_value_set_boolean (value, self->priv->num_cameras > 0);
187 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
193 empathy_camera_monitor_dispose (GObject *object)
195 EmpathyCameraMonitor *self = EMPATHY_CAMERA_MONITOR (object);
197 tp_clear_object (&self->priv->empathy_monitor);
199 g_queue_foreach (self->priv->cameras,
200 empathy_camera_monitor_free_camera_foreach, NULL);
201 tp_clear_pointer (&self->priv->cameras, g_queue_free);
203 G_OBJECT_CLASS (empathy_camera_monitor_parent_class)->dispose (object);
207 empathy_camera_monitor_constructed (GObject *object)
209 EmpathyCameraMonitor *self = (EmpathyCameraMonitor *) object;
211 G_OBJECT_CLASS (empathy_camera_monitor_parent_class)->constructed (object);
213 empathy_camera_device_monitor_coldplug (self->priv->empathy_monitor);
217 empathy_camera_monitor_class_init (EmpathyCameraMonitorClass *klass)
219 GObjectClass *object_class = G_OBJECT_CLASS (klass);
221 object_class->dispose = empathy_camera_monitor_dispose;
222 object_class->constructed = empathy_camera_monitor_constructed;
223 object_class->get_property = empathy_camera_monitor_get_property;
225 g_object_class_install_property (object_class, PROP_AVAILABLE,
226 g_param_spec_boolean ("available", "Available",
227 "Camera available", TRUE, G_PARAM_READABLE));
229 signals[CAMERA_ADDED] =
230 g_signal_new ("added", G_OBJECT_CLASS_TYPE (klass),
231 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
233 g_cclosure_marshal_generic,
234 G_TYPE_NONE, 1, EMPATHY_TYPE_CAMERA);
236 signals[CAMERA_REMOVED] =
237 g_signal_new ("removed", G_OBJECT_CLASS_TYPE (klass),
238 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
240 g_cclosure_marshal_generic,
241 G_TYPE_NONE, 1, EMPATHY_TYPE_CAMERA);
243 g_type_class_add_private (object_class,
244 sizeof (EmpathyCameraMonitorPrivate));
248 empathy_camera_monitor_init (EmpathyCameraMonitor *self)
250 self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
251 EMPATHY_TYPE_CAMERA_MONITOR, EmpathyCameraMonitorPrivate);
253 self->priv->cameras = g_queue_new ();
255 self->priv->empathy_monitor = empathy_camera_device_monitor_new ();
257 g_signal_connect (self->priv->empathy_monitor, "added",
258 G_CALLBACK (on_camera_added), self);
259 g_signal_connect (self->priv->empathy_monitor, "removed",
260 G_CALLBACK (on_camera_removed), self);
263 /* No udev, assume there are cameras present */
264 self->priv->num_cameras = 1;
268 EmpathyCameraMonitor *
269 empathy_camera_monitor_dup_singleton (void)
273 if (manager_singleton)
275 retval = g_object_ref (manager_singleton);
279 retval = g_object_new (EMPATHY_TYPE_CAMERA_MONITOR, NULL);
281 manager_singleton = EMPATHY_CAMERA_MONITOR (retval);
282 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
285 return EMPATHY_CAMERA_MONITOR (retval);
288 EmpathyCameraMonitor *
289 empathy_camera_monitor_new (void)
291 return EMPATHY_CAMERA_MONITOR (
292 g_object_new (EMPATHY_TYPE_CAMERA_MONITOR, NULL));
295 gboolean empathy_camera_monitor_get_available (EmpathyCameraMonitor *self)
297 g_return_val_if_fail (EMPATHY_IS_CAMERA_MONITOR (self), FALSE);
299 return self->priv->num_cameras > 0;