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# Copyright (C) 2006-2008 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import gconf
from sugar import env
from sugar import _sugarext
from sugar import dispatch
VOLUME_STEP = 10
muted_changed = dispatch.Signal()
volume_changed = dispatch.Signal()
_volume = _sugarext.VolumeAlsa()
def get_muted():
return _volume.get_mute()
def get_volume():
return _volume.get_volume()
def set_volume(new_volume):
old_volume = _volume.get_volume()
_volume.set_volume(new_volume)
volume_changed.send(None)
save()
def set_muted(new_state):
old_state = _volume.get_mute()
_volume.set_mute(new_state)
muted_changed.send(None)
save()
def save():
if env.is_emulator() is False:
client = gconf.client_get_default()
client.set_int('/desktop/sugar/sound/volume', get_volume())
def restore():
if env.is_emulator() is False:
client = gconf.client_get_default()
set_volume(client.get_int('/desktop/sugar/sound/volume'))
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