Unity 8
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CachedUnityMenuModel.qml
1 /*
2  * Copyright 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 Lesser 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 Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authors:
17  * Nick Dedekind <nick.dedekind@canonical.com>
18  */
19 
20 import QtQuick 2.0
21 import QMenuModel 0.1 as QMenuModel
22 import Unity.Indicators 0.1 as Indicators
23 
24 // Make sure we don't duplicate models.
25 Item {
26  id: cachedModel
27  property string busName: ""
28  property string actionsObjectPath: ""
29  property string menuObjectPath: ""
30 
31  readonly property bool ready: busName!=="" && actionsObjectPath!=="" && menuObjectPath!==""
32 
33  property QtObject model: {
34  if (!ready) {
35  return null;
36  }
37 
38  var component = Indicators.UnityMenuModelCache.model(menuObjectPath);
39  if (!component) {
40  component = modelComponent.createObject(cachedModel);
41  return component;
42  }
43  return component;
44  }
45 
46  Component {
47  id: modelComponent
48 
49  QMenuModel.UnityMenuModel {
50  id: unityModel
51  busName: cachedModel.busName
52  actions: { "indicator": cachedModel.actionsObjectPath }
53  menuObjectPath: cachedModel.menuObjectPath
54 
55  Component.onCompleted: {
56  Indicators.UnityMenuModelCache.registerModel(cachedModel.menuObjectPath, unityModel);
57  }
58  }
59  }
60 }