move loudness warning's enabled & decibels from volume-control-pulse to options

1 files changed, 104 insertions, 0 deletions

diff --git a/src/options-gsettings.vala b/src/options-gsettings.vala
new file mode 100644
index 0000000..a524390
--- /dev/null
+++ b/src/options-gsettings.vala
@@ -0,0 +1,104 @@
+/*
+ * -*- 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();
+        }
+}