From 5c5890caba5e3ddc4298f138f3bb802993b21b4d Mon Sep 17 00:00:00 2001 From: Emilio Pozuelo Monfort Date: Tue, 10 May 2011 10:32:33 +0100 Subject: Add EmpathyCameraMonitor --- libempathy/Makefile.am | 6 +- libempathy/empathy-camera-monitor.c | 174 ++++++++++++++++++++++++++++++++++++ libempathy/empathy-camera-monitor.h | 54 +++++++++++ 3 files changed, 232 insertions(+), 2 deletions(-) create mode 100644 libempathy/empathy-camera-monitor.c create mode 100644 libempathy/empathy-camera-monitor.h (limited to 'libempathy') 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 + */ + +#include + +#include + +#include + +#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 + */ + +#ifndef __EMPATHY_CAMERA_MONITOR_H__ +#define __EMPATHY_CAMERA_MONITOR_H__ + +#include + +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__ */ -- cgit v1.2.3