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unity8/plugins/Unity/Session/orientationlock.h
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1/*
2 * Copyright (C) 2014 Canonical, Ltd.
3 *
4 * This program is free software: you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License version 3, as published by
6 * the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranties of MERCHANTABILITY,
10 * SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * 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 */
17#ifndef ORIENTATIONLOCK_H
18#define ORIENTATIONLOCK_H
20#include <gio/gio.h>
21#include <QtCore/QObject>
23/**
24 * @brief The OrientationLock class exports orientation lock related properties to QML
25 * It has two properties:
26 * - readonly boolean with the Orientation lock property state
27 * - Qt::ScreenOrientation to save the locked orientation state across Sessions (only relevant if lock is true)
28 */
29class OrientationLock : public QObject
31 Q_OBJECT
33 Q_PROPERTY(bool enabled READ enabled NOTIFY enabledChanged)
34 Q_PROPERTY(Qt::ScreenOrientation savedOrientation READ savedOrientation WRITE setSavedOrientation
35 NOTIFY savedOrientationChanged)
37public:
38 explicit OrientationLock(QObject *parent = 0);
39 ~OrientationLock();
41 bool enabled() const;
42 Qt::ScreenOrientation savedOrientation() const;
43 void setSavedOrientation(const Qt::ScreenOrientation orientation);
45Q_SIGNALS:
46 void enabledChanged();
47 void savedOrientationChanged();
49private Q_SLOTS:
50 static void onEnabledChangedProxy(GSettings *settings, const gchar *key, gpointer data);
51 void onEnabledChanged();
53private:
54 GSettings *m_systemSettings;
56 bool m_enabled;
57 Qt::ScreenOrientation m_savedOrientation;
58};
60#endif // ORIENTATIONLOCK_H