git.iko.soy/unity8
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unity8/Components/VolumeControl.qml
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1/*
2 * Copyright (C) 2013 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17import QtQuick 2.0
18import QMenuModel 0.1
20Item {
21 id: root
22 objectName: "volumeControl"
23 visible: false
24 property int volume
26 QDBusActionGroup {
27 id: actionGroup
28 busType: 1
29 busName: "com.canonical.settings.sound"
30 objectPath: "/com/canonical/settings/sound"
32 property variant actionObject: action("volume")
33 property variant serverVolume: actionObject.valid ? actionObject.state: 0
34 }
36 Binding {
37 target: root
38 property: "volume"
39 value: actionGroup.serverVolume * 100
40 }
42 onVolumeChanged: {
43 if (actionGroup.serverVolume != volume) {
44 var targetVolume = Math.min(1, Math.max(0, volume / 100));
45 actionGroup.actionObject.updateState(targetVolume);
46 }
47 }
49 function volumeUp() {
50 actionGroup.actionObject.updateState(Math.min(1, volume/100 + 0.10));
51 }
53 function volumeDown() {
54 actionGroup.actionObject.updateState(Math.max(0, volume/100 - 0.10));
55 }
57 Component.onCompleted: actionGroup.start()