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authorEmilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>2011-05-10 17:32:33 +0800
committerEmilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>2011-07-12 16:55:29 +0800
commit5c5890caba5e3ddc4298f138f3bb802993b21b4d (patch)
tree748c4af9a2faa94c793de659ebbcc09ab1efe0a1
parenteba2a3dba40cab986589bac073d16627b3f9bf90 (diff)
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Add EmpathyCameraMonitor
-rw-r--r--libempathy/Makefile.am6
-rw-r--r--libempathy/empathy-camera-monitor.c174
-rw-r--r--libempathy/empathy-camera-monitor.h54
3 files changed, 232 insertions, 2 deletions
diff --git a/libempathy/Makefile.am b/libempathy/Makefile.am
index 460026e53..b20c49bf3 100644
--- a/libempathy/Makefile.am
+++ b/libempathy/Makefile.am
@@ -31,7 +31,8 @@ libempathy_headers = \
action-chain-internal.h \
empathy-account-settings.h \
empathy-auth-factory.h \
- empathy-channel-factory.h \
+ empathy-camera-monitor.h \
+ empathy-channel-factory.h \
empathy-chatroom-manager.h \
empathy-chatroom.h \
empathy-connection-managers.h \
@@ -73,7 +74,8 @@ libempathy_handwritten_source = \
action-chain.c \
empathy-account-settings.c \
empathy-auth-factory.c \
- empathy-channel-factory.c \
+ empathy-camera-monitor.c \
+ empathy-channel-factory.c \
empathy-chatroom-manager.c \
empathy-chatroom.c \
empathy-connection-managers.c \
diff --git a/libempathy/empathy-camera-monitor.c b/libempathy/empathy-camera-monitor.c
new file mode 100644
index 000000000..702838127
--- /dev/null
+++ b/libempathy/empathy-camera-monitor.c
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2011 Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Authors: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
+ */
+
+#include <config.h>
+
+#include <string.h>
+
+#include <telepathy-glib/util.h>
+
+#include "empathy-camera-monitor.h"
+#include "cheese-camera-device-monitor.h"
+#include "empathy-utils.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
+#include "empathy-debug.h"
+
+struct _EmpathyCameraMonitorPrivate
+{
+ CheeseCameraDeviceMonitor *cheese_monitor;
+ gint num_cameras;
+};
+
+enum
+{
+ PROP_0,
+ PROP_AVAILABLE,
+};
+
+G_DEFINE_TYPE (EmpathyCameraMonitor, empathy_camera_monitor, G_TYPE_OBJECT);
+
+static EmpathyCameraMonitor *manager_singleton = NULL;
+
+static void
+on_camera_added (CheeseCameraDeviceMonitor *device,
+ gchar *id,
+ gchar *filename,
+ gchar *product_name,
+ gint api_version,
+ EmpathyCameraMonitor *self)
+{
+ self->priv->num_cameras++;
+
+ if (self->priv->num_cameras == 1)
+ g_object_notify (G_OBJECT (self), "available");
+}
+
+static void
+on_camera_removed (CheeseCameraDeviceMonitor *device,
+ gchar *id,
+ EmpathyCameraMonitor *self)
+{
+ self->priv->num_cameras--;
+
+ if (self->priv->num_cameras == 0)
+ g_object_notify (G_OBJECT (self), "available");
+}
+
+static void
+empathy_camera_monitor_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EmpathyCameraMonitor *self = (EmpathyCameraMonitor *) object;
+
+ switch (prop_id)
+ {
+ case PROP_AVAILABLE:
+ g_value_set_boolean (value, self->priv->num_cameras > 0);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+empathy_camera_monitor_dispose (GObject *object)
+{
+ EmpathyCameraMonitor *self = EMPATHY_CAMERA_MONITOR (object);
+
+ tp_clear_object (&self->priv->cheese_monitor);
+
+ G_OBJECT_CLASS (empathy_camera_monitor_parent_class)->dispose (object);
+}
+
+static GObject *
+empathy_camera_monitor_constructor (GType type,
+ guint n_props,
+ GObjectConstructParam *props)
+{
+ GObject *retval;
+
+ if (manager_singleton)
+ {
+ retval = g_object_ref (manager_singleton);
+ }
+ else
+ {
+ retval =
+ G_OBJECT_CLASS (empathy_camera_monitor_parent_class)->
+ constructor (type, n_props, props);
+
+ manager_singleton = EMPATHY_CAMERA_MONITOR (retval);
+ g_object_add_weak_pointer (retval, (gpointer) & manager_singleton);
+ }
+
+ return retval;
+}
+
+static void
+empathy_camera_monitor_constructed (GObject *object)
+{
+ EmpathyCameraMonitor *self = (EmpathyCameraMonitor *) object;
+
+ G_OBJECT_CLASS (empathy_camera_monitor_parent_class)->constructed (object);
+
+ cheese_camera_device_monitor_coldplug (self->priv->cheese_monitor);
+}
+
+static void
+empathy_camera_monitor_class_init (EmpathyCameraMonitorClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->dispose = empathy_camera_monitor_dispose;
+ object_class->constructor = empathy_camera_monitor_constructor;
+ object_class->constructed = empathy_camera_monitor_constructed;
+ object_class->get_property = empathy_camera_monitor_get_property;
+
+ g_object_class_install_property (object_class, PROP_AVAILABLE,
+ g_param_spec_boolean ("available", "Available",
+ "Camera available", TRUE, G_PARAM_READABLE));
+
+ g_type_class_add_private (object_class,
+ sizeof (EmpathyCameraMonitorPrivate));
+}
+
+static void
+empathy_camera_monitor_init (EmpathyCameraMonitor *self)
+{
+ self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+ EMPATHY_TYPE_CAMERA_MONITOR, EmpathyCameraMonitorPrivate);
+
+ self->priv->cheese_monitor = cheese_camera_device_monitor_new ();
+
+ g_signal_connect (self->priv->cheese_monitor, "added",
+ G_CALLBACK (on_camera_added), self);
+ g_signal_connect (self->priv->cheese_monitor, "removed",
+ G_CALLBACK (on_camera_removed), self);
+}
+
+EmpathyCameraMonitor *
+empathy_camera_monitor_dup_singleton (void)
+{
+ return g_object_new (EMPATHY_TYPE_CAMERA_MONITOR, NULL);
+}
diff --git a/libempathy/empathy-camera-monitor.h b/libempathy/empathy-camera-monitor.h
new file mode 100644
index 000000000..0a9a4981e
--- /dev/null
+++ b/libempathy/empathy-camera-monitor.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2011 Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Authors: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
+ */
+
+#ifndef __EMPATHY_CAMERA_MONITOR_H__
+#define __EMPATHY_CAMERA_MONITOR_H__
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+#define EMPATHY_TYPE_CAMERA_MONITOR (empathy_camera_monitor_get_type ())
+#define EMPATHY_CAMERA_MONITOR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EMPATHY_TYPE_CAMERA_MONITOR, EmpathyCameraMonitor))
+#define EMPATHY_CAMERA_MONITOR_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), EMPATHY_TYPE_CAMERA_MONITOR, EmpathyCameraMonitorClass))
+#define EMPATHY_IS_CAMERA_MONITOR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EMPATHY_TYPE_CAMERA_MONITOR))
+#define EMPATHY_IS_CAMERA_MONITOR_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EMPATHY_TYPE_CAMERA_MONITOR))
+#define EMPATHY_CAMERA_MONITOR_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EMPATHY_TYPE_CAMERA_MONITOR, EmpathyCameraMonitorClass))
+
+typedef struct _EmpathyCameraMonitor EmpathyCameraMonitor;
+typedef struct _EmpathyCameraMonitorClass EmpathyCameraMonitorClass;
+typedef struct _EmpathyCameraMonitorPrivate EmpathyCameraMonitorPrivate;
+
+struct _EmpathyCameraMonitor
+{
+ GObject parent;
+ EmpathyCameraMonitorPrivate *priv;
+};
+
+struct _EmpathyCameraMonitorClass
+{
+ GObjectClass parent_class;
+};
+
+GType empathy_camera_monitor_get_type (void) G_GNUC_CONST;
+
+EmpathyCameraMonitor *empathy_camera_monitor_dup_singleton (void);
+
+G_END_DECLS
+#endif /* __EMPATHY_CAMERA_MONITOR_H__ */