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unity8/qml/Components/KeymapSwitcher.qml
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1/*
2 * Copyright (C) 2016 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 2.4
18import AccountsService 0.1
19import GlobalShortcut 1.0
20import QMenuModel 0.1
21import Unity.Application 0.1
23QtObject {
24 id: root
26 // to be set from outside
27 property var focusedSurface: null
29 property GlobalShortcut shortcutNext: GlobalShortcut {
30 shortcut: Qt.MetaModifier|Qt.Key_Space
31 onTriggered: root.nextKeymap()
32 active: root.keymapCount > 1
33 }
35 property GlobalShortcut shortcutPrevious: GlobalShortcut {
36 shortcut: Qt.MetaModifier|Qt.ShiftModifier|Qt.Key_Space
37 onTriggered: root.previousKeymap()
38 active: root.keymapCount > 1
39 }
41 readonly property var keymaps: AccountsService.keymaps
42 readonly property int keymapCount: keymaps.length
43 // default keymap, either the one remembered by the indicator, or the 1st one selected by user
44 property int currentKeymapIndex: actionGroup.currentAction.valid ? actionGroup.currentAction.state : 0
45 readonly property string currentKeymap: keymaps[currentKeymapIndex]
47 function nextKeymap() {
48 var nextIndex = 0;
50 if (currentKeymapIndex !== -1 && currentKeymapIndex < keymapCount - 1) {
51 nextIndex = currentKeymapIndex + 1;
52 }
53 currentKeymapIndex = nextIndex;
54 }
56 function previousKeymap() {
57 var prevIndex = keymapCount - 1;
59 if (currentKeymapIndex > 0) {
60 prevIndex = currentKeymapIndex - 1;
61 }
62 currentKeymapIndex = prevIndex;
63 }
65 property Binding surfaceKeymapBinding: Binding {
66 target: root.focusedSurface
67 property: "keymap"
68 value: root.currentKeymap
69 }
71 // indicator
72 property QDBusActionGroup actionGroup: QDBusActionGroup {
73 busType: DBus.SessionBus
74 busName: "com.canonical.indicator.keyboard"
75 objectPath: "/com/canonical/indicator/keyboard"
77 property variant currentAction: action("current")
78 property variant activeAction: action("active")
80 Component.onCompleted: actionGroup.start();
81 }
83 onCurrentKeymapIndexChanged: {
84 actionGroup.currentAction.updateState(currentKeymapIndex);
85 }
87 readonly property int activeActionState: actionGroup.activeAction.valid ? actionGroup.activeAction.state : -1
89 onActiveActionStateChanged: {
90 if (activeActionState != -1) {
91 currentKeymapIndex = activeActionState;
92 }
93 }