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/*
* Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com>
*
* 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 of the licence, 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, see <http://www.gnu.org/licenses/>.
*/
#include <glib.h>
#include <glib-object.h>
#include "matemixer-client-stream.h"
#include "matemixer-stream.h"
/**
* SECTION:matemixer-client-stream
* @short_description: An interface providing extra functionality for client streams
* @see_also: #MateMixerStream
* @include: libmatemixer/matemixer.h
*
* #MateMixerClientStream represents a special kind of stream, which belongs
* to a parent input or output stream.
*
* A typical example of a client stream is a stream provided by an application.
*/
G_DEFINE_INTERFACE (MateMixerClientStream, mate_mixer_client_stream, G_TYPE_OBJECT)
static void
mate_mixer_client_stream_default_init (MateMixerClientStreamInterface *iface)
{
g_object_interface_install_property (iface,
g_param_spec_object ("parent",
"Parent",
"Parent stream of the client stream",
MATE_MIXER_TYPE_STREAM,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_interface_install_property (iface,
g_param_spec_string ("app-name",
"App name",
"Name of the client stream application",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_interface_install_property (iface,
g_param_spec_string ("app-id",
"App ID",
"Identifier of the client stream application",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_interface_install_property (iface,
g_param_spec_string ("app-version",
"App version",
"Version of the client stream application",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_interface_install_property (iface,
g_param_spec_string ("app-icon",
"App icon",
"Icon name of the client stream application",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
}
/**
* mate_mixer_client_stream_get_parent:
* @client: a #MateMixerClientStream
*
* Gets the parent stream of the client stream.
*
* Returns: a #MateMixerStream or %NULL on failure.
*/
MateMixerStream *
mate_mixer_client_stream_get_parent (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), NULL);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->get_parent)
return iface->get_parent (client);
return NULL;
}
/**
* mate_mixer_client_stream_set_parent:
* @client: a #MateMixerClientStream
* @parent: a #MateMixerStream
*
* Changes the parent stream of the client stream. The parent stream must be a
* non-client input or output stream.
*
* Returns: %TRUE on success or %FALSE on failure.
*/
gboolean
mate_mixer_client_stream_set_parent (MateMixerClientStream *client, MateMixerStream *parent)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), FALSE);
g_return_val_if_fail (MATE_MIXER_IS_STREAM (parent), FALSE);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->set_parent)
return iface->set_parent (client, parent);
return FALSE;
}
/**
* mate_mixer_client_stream_remove:
* @client: a #MateMixerClientStream
*
* Removes the client stream.
*
* Returns: %TRUE on success or %FALSE on failure.
*/
gboolean
mate_mixer_client_stream_remove (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), FALSE);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->remove)
return iface->remove (client);
return FALSE;
}
/**
* mate_mixer_client_stream_get_app_name:
* @client: a #MateMixerClientStream
*
* Gets the name of the application in case the stream is an application
* stream.
*
* Returns: a string on success, or %NULL if the stream is not an application
* stream or if the application does not provide a name.
*/
const gchar *
mate_mixer_client_stream_get_app_name (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), NULL);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->get_app_name)
return iface->get_app_name (client);
return NULL;
}
/**
* mate_mixer_client_stream_get_app_id:
* @client: a #MateMixerClientStream
*
* Gets the identifier (e.g. org.example.app) of the application in case the
* stream is an application stream.
*
* Returns: a string on success, or %NULL if the stream is not an application
* stream or if the application does not provide an identifier.
*/
const gchar *
mate_mixer_client_stream_get_app_id (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), NULL);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->get_app_id)
return iface->get_app_id (client);
return NULL;
}
/**
* mate_mixer_client_stream_get_app_version:
* @client: a #MateMixerClientStream
*
* Gets the version of the application in case the stream is an application
* stream.
*
* Returns: a string on success, or %NULL if the stream is not an application
* stream or if the application does not provide a version string.
*/
const gchar *
mate_mixer_client_stream_get_app_version (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), NULL);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->get_app_version)
return iface->get_app_version (client);
return NULL;
}
/**
* mate_mixer_client_stream_get_app_icon:
* @client: a #MateMixerClientStream
*
* Gets the XDG icon name of the application in case the stream is an
* application stream.
*
* Returns: a string on success, or %NULL if the stream is not an application
* stream or if the application does not provide an icon name.
*/
const gchar *
mate_mixer_client_stream_get_app_icon (MateMixerClientStream *client)
{
MateMixerClientStreamInterface *iface;
g_return_val_if_fail (MATE_MIXER_IS_CLIENT_STREAM (client), NULL);
iface = MATE_MIXER_CLIENT_STREAM_GET_INTERFACE (client);
if (iface->get_app_icon)
return iface->get_app_icon (client);
return NULL;
}
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