Lomiri
appdrawermodel.h
1 /*
2  * Copyright (C) 2016 Canonical Ltd.
3  * Copyright (C) 2020 UBports Foundation.
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; version 3.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #include <memory>
19 #include <QFutureWatcher>
20 #include <lomiri/shell/launcher/AppDrawerModelInterface.h>
21 
22 #include "launcheritem.h"
23 
24 class UalWrapper;
25 class XdgWatcher;
26 
27 class AppDrawerModel: public AppDrawerModelInterface
28 {
29  Q_OBJECT
30  // TODO: Add this to AppDrawerModelInterface in lomiri-api.
31  // Or, better yet, remove AppDrawerModelInterface from lomiri-api.
32  Q_PROPERTY(bool refreshing READ refreshing NOTIFY refreshingChanged)
33 public:
34  AppDrawerModel(QObject* parent = nullptr);
35 
36  int rowCount(const QModelIndex &parent) const override;
37  QVariant data(const QModelIndex &index, int role) const override;
38 
39  // TODO: add these to AppDrawerModelInterface too.
40  bool refreshing();
41  Q_INVOKABLE void refresh();
42 
43 Q_SIGNALS:
44  void refreshingChanged();
45 
46 private Q_SLOTS:
47  void appAdded(const QString &appId);
48  void appRemoved(const QString &appId);
49  void appInfoChanged(const QString &appId);
50 
51  void onRefreshFinished();
52 
53 private:
54  // Using shared_ptr is unavoidable in order to share the refresh result
55  // from the worker thread safely without a memory leak, in case the model
56  // is destructed before the worker finishes.
57  typedef QList<std::shared_ptr<LauncherItem>> ItemList;
58 
59  ItemList m_list;
60  UalWrapper *m_ual;
61  XdgWatcher *m_xdgWatcher;
62  QFutureWatcher<ItemList> m_refreshFutureWatcher;
63  bool m_refreshing;
64 };