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/*
* -*- Mode:Vala; indent-tabs-mode:t; tab-width:4; encoding:utf8 -*-
* Copyright 2015 Canonical Ltd.
*
* 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; version 3.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
*/
using PulseAudio;
public class IndicatorSound.OptionsGSettings : Options
{
public OptionsGSettings() {
init_max_volume();
init_loud_volume();
}
~OptionsGSettings() {
}
private Settings _settings = new Settings ("com.canonical.indicator.sound");
private Settings _shared_settings = new Settings ("com.ubuntu.sound");
/** MAX VOLUME PROPERTY **/
private void init_max_volume() {
_settings.changed["normal-volume-decibels"].connect(() => update_max_volume());
_settings.changed["amplified-volume-decibels"].connect(() => update_max_volume());
_shared_settings.changed["allow-amplified-volume"].connect(() => update_max_volume());
update_max_volume();
}
private void update_max_volume () {
set_max_volume_(calculate_max_volume());
}
protected void set_max_volume_ (double vol) {
if (max_volume != vol) {
debug("changing max_volume from %f to %f", this.max_volume, vol);
max_volume = vol;
}
}
private double calculate_max_volume () {
unowned string decibel_key = _shared_settings.get_boolean("allow-amplified-volume")
? "amplified-volume-decibels"
: "normal-volume-decibels";
var volume_dB = _settings.get_double(decibel_key);
var volume_sw = PulseAudio.Volume.sw_from_dB (volume_dB);
return VolumeControlPulse.volume_to_double (volume_sw);
}
/** LOUD VOLUME **/
private PulseAudio.Volume _loud_volume;
public override PulseAudio.Volume loud_volume() {
return _loud_volume;
}
private bool _loud_volume_warning_enabled;
public override bool loud_volume_warning_enabled() {
return _loud_volume_warning_enabled;
}
private string loud_enabled_key = "warning-volume-enabled";
private string loud_decibel_key = "warning-volume-decibels";
private void init_loud_volume() {
_settings.changed[loud_enabled_key].connect(() => update_loud_volume());
_settings.changed[loud_decibel_key].connect(() => update_loud_volume());
update_loud_volume();
}
private void update_loud_volume() {
var changed = false;
var vol = PulseAudio.Volume.sw_from_dB (_settings.get_double (loud_decibel_key));
var enabled = _settings.get_boolean(loud_enabled_key);
if (_loud_volume != vol) {
debug("updating loud_volume_sw to %d", (int)vol);
_loud_volume = vol;
changed = true;
}
if (_loud_volume_warning_enabled != enabled) {
debug("updating loud_volume_warning_enabled to %d", (int)enabled);
_loud_volume_warning_enabled = enabled;
changed = true;
}
if (changed)
loud_changed();
}
}
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