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/*
* Copyright 2010 Canonical Ltd.
*
* Authors:
* Conor Curran <conor.curran@canonical.com>
* Cody Russell <crussell@canonical.com>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <dbus/dbus-glib.h>
#include "dbus-shared-names.h"
#include "sound-service-dbus.h"
#include "common-defs.h"
#include "pulse-manager.h"
// DBUS methods
static gboolean sound_service_dbus_get_sink_volume(SoundServiceDbus* service, gdouble* volume_percent_input, GError** gerror);
static gboolean sound_service_dbus_get_sink_mute(SoundServiceDbus* service, gboolean* mute_input, GError** gerror);
static gboolean sound_service_dbus_get_sink_availability(SoundServiceDbus* service, gboolean* availability_input, GError** gerror);
static void sound_service_dbus_set_sink_volume(SoundServiceDbus* service, const guint volume_percent, GError** gerror);
#include "sound-service-server.h"
typedef struct _SoundServiceDbusPrivate SoundServiceDbusPrivate;
struct _SoundServiceDbusPrivate
{
DBusGConnection *connection;
gdouble volume_percent;
gboolean mute;
gboolean sink_availability;
};
/* Signals */
enum {
SINK_INPUT_WHILE_MUTED,
SINK_VOLUME_UPDATE,
SINK_MUTE_UPDATE,
SINK_AVAILABLE_UPDATE,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
#define SOUND_SERVICE_DBUS_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), SOUND_SERVICE_DBUS_TYPE, SoundServiceDbusPrivate))
static void sound_service_dbus_class_init (SoundServiceDbusClass *klass);
static void sound_service_dbus_init (SoundServiceDbus *self);
static void sound_service_dbus_dispose (GObject *object);
static void sound_service_dbus_finalize (GObject *object);
/* GObject Boilerplate */
G_DEFINE_TYPE (SoundServiceDbus, sound_service_dbus, G_TYPE_OBJECT);
static void
sound_service_dbus_class_init (SoundServiceDbusClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof(SoundServiceDbusPrivate));
object_class->dispose = sound_service_dbus_dispose;
object_class->finalize = sound_service_dbus_finalize;
g_assert(klass != NULL);
dbus_g_object_type_install_info(SOUND_SERVICE_DBUS_TYPE,
&dbus_glib__sound_service_server_object_info);
signals[SINK_INPUT_WHILE_MUTED] = g_signal_new("sink-input-while-muted",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
signals[SINK_VOLUME_UPDATE] = g_signal_new("sink-volume-update",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__DOUBLE,
G_TYPE_NONE, 1, G_TYPE_DOUBLE);
signals[SINK_MUTE_UPDATE] = g_signal_new("sink-mute-update",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
signals[SINK_AVAILABLE_UPDATE] = g_signal_new("sink-available-update",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
}
static void
sound_service_dbus_init (SoundServiceDbus *self)
{
GError *error = NULL;
SoundServiceDbusPrivate * priv = SOUND_SERVICE_DBUS_GET_PRIVATE(self);
priv->connection = NULL;
priv->volume_percent = 0;
priv->mute = FALSE;
priv->sink_availability = FALSE;
/* Fetch the session bus */
priv->connection = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
if (error != NULL) {
g_error("sound-service-dbus:Unable to connect to the session bus when creating indicator sound service : %s", error->message);
g_error_free(error);
return;
}
/* register the service on it */
dbus_g_connection_register_g_object(priv->connection,
INDICATOR_SOUND_SERVICE_DBUS_OBJECT,
G_OBJECT(self));
}
static void
sound_service_dbus_dispose (GObject *object)
{
G_OBJECT_CLASS (sound_service_dbus_parent_class)->dispose (object);
return;
}
static void
sound_service_dbus_finalize (GObject *object)
{
G_OBJECT_CLASS (sound_service_dbus_parent_class)->finalize (object);
return;
}
/**
DBUS Method Callbacks
**/
static void sound_service_dbus_set_sink_volume(SoundServiceDbus* service, const guint volume_percent, GError** gerror)
{
g_debug("in the set sink volume method in the sound service dbus!, with volume_percent of %i", volume_percent);
set_sink_volume(volume_percent);
}
static gboolean sound_service_dbus_get_sink_volume (SoundServiceDbus *self, gdouble *volume_percent_input, GError** gerror)
{
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (self);
g_debug("Get sink volume method in the sound service dbus!, about to send over volume percent of %f", priv->volume_percent);
*volume_percent_input = priv->volume_percent;
return TRUE;
}
static gboolean sound_service_dbus_get_sink_mute (SoundServiceDbus *self, gboolean *mute_input, GError** gerror)
{
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (self);
g_debug("Get sink mute - sound service dbus!, about to send over mute_value of %i", priv->mute);
*mute_input = priv->mute;
return TRUE;
}
static gboolean sound_service_dbus_get_sink_availability (SoundServiceDbus *self, gboolean *availability_input, GError** gerror)
{
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (self);
g_debug("Get sink availability - sound service dbus!, about to send over availability_value of %i", priv->sink_availability);
*availability_input = priv->sink_availability;
return TRUE;
}
/**
SIGNALS
Utility methods to emit signals from the service into the ether.
**/
void sound_service_dbus_sink_input_while_muted(SoundServiceDbus* obj, gboolean block_value)
{
g_debug("Emitting signal: SINK_INPUT_WHILE_MUTED, with block_value: %i", block_value);
g_signal_emit(obj,
signals[SINK_INPUT_WHILE_MUTED],
0,
block_value);
}
void sound_service_dbus_update_sink_volume(SoundServiceDbus* obj, gdouble sink_volume)
{
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (obj);
priv->volume_percent = sink_volume;
g_debug("Emitting signal: SINK_VOLUME_UPDATE, with sink_volme %f", priv->volume_percent);
g_signal_emit(obj,
signals[SINK_VOLUME_UPDATE],
0,
priv->volume_percent);
}
void sound_service_dbus_update_sink_mute(SoundServiceDbus* obj, gboolean sink_mute)
{
g_debug("Emitting signal: SINK_MUTE_UPDATE, with sink mute %i", sink_mute);
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (obj);
priv->mute = sink_mute;
g_signal_emit(obj,
signals[SINK_MUTE_UPDATE],
0,
priv->mute);
}
void sound_service_dbus_update_sink_availability(SoundServiceDbus* obj, gboolean sink_availability)
{
g_debug("Emitting signal: SINK_AVAILABILITY_UPDATE, with value %i", sink_availability);
SoundServiceDbusPrivate *priv = SOUND_SERVICE_DBUS_GET_PRIVATE (obj);
priv->sink_availability = sink_availability;
g_signal_emit(obj,
signals[SINK_AVAILABLE_UPDATE],
0,
priv->sink_availability);
}
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