sugar-toolkit-gtk3/src/sugar3/acme-volume.c

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/* acme-volume.c
Copyright (C) 2002, 2003 Bastien Nocera
The Gnome Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Author: Bastien Nocera <hadess@hadess.net>
*/
#ifdef HAVE_CONFIG
#include "config.h"
#endif
#include "acme-volume.h"
#ifdef HAVE_OSS
#include "acme-volume-oss.h"
#endif
#ifdef HAVE_ALSA
#include "acme-volume-alsa.h"
#endif
#ifdef HAVE_GSTREAMER
#include "acme-volume-gstreamer.h"
#endif
G_DEFINE_TYPE (AcmeVolume, acme_volume, G_TYPE_OBJECT)
static void
acme_volume_class_init (AcmeVolumeClass *klass)
{
}
static void
acme_volume_init (AcmeVolume *vol)
{
}
int
acme_volume_get_volume (AcmeVolume *self)
{
g_return_val_if_fail (self != NULL, 0);
g_return_val_if_fail (ACME_IS_VOLUME (self), 0);
return ACME_VOLUME_GET_CLASS (self)->get_volume (self);
}
void
acme_volume_set_volume (AcmeVolume *self, int val)
{
g_return_if_fail (self != NULL);
g_return_if_fail (ACME_IS_VOLUME (self));
ACME_VOLUME_GET_CLASS (self)->set_volume (self, val);
}
gboolean
acme_volume_get_mute (AcmeVolume *self)
{
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (ACME_IS_VOLUME (self), FALSE);
return ACME_VOLUME_GET_CLASS (self)->get_mute (self);
}
void
acme_volume_set_mute (AcmeVolume *self, gboolean val)
{
g_return_if_fail (self != NULL);
g_return_if_fail (ACME_IS_VOLUME (self));
ACME_VOLUME_GET_CLASS (self)->set_mute (self, val);
}
void
acme_volume_mute_toggle (AcmeVolume *self)
{
gboolean muted;
g_return_if_fail (self != NULL);
g_return_if_fail (ACME_IS_VOLUME (self));
muted = ACME_VOLUME_GET_CLASS (self)->get_mute (self);
ACME_VOLUME_GET_CLASS (self)->set_mute (self, !muted);
}
int
acme_volume_get_threshold (AcmeVolume *self)
{
g_return_val_if_fail (self != NULL, 0);
g_return_val_if_fail (ACME_IS_VOLUME (self), 0);
return ACME_VOLUME_GET_CLASS (self)->get_threshold (self);
}
AcmeVolume *acme_volume_new (void)
{
AcmeVolume *vol;
#ifdef HAVE_GSTREAMER
vol = ACME_VOLUME (g_object_new (acme_volume_gstreamer_get_type (), NULL));
return vol;
#endif
#ifdef HAVE_ALSA
vol = ACME_VOLUME (g_object_new (acme_volume_alsa_get_type (), NULL));
if (vol != NULL && ACME_VOLUME_ALSA (vol)->_priv != NULL)
return vol;
if (ACME_VOLUME_ALSA (vol)->_priv == NULL)
g_object_unref (vol);
#endif
#ifdef HAVE_OSS
vol = ACME_VOLUME (g_object_new (acme_volume_oss_get_type (), NULL));
return vol;
#endif
return NULL;
}