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/*
SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@kde.org>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#ifndef POINTERLOCKER_H
#define POINTERLOCKER_H
#include <QObject>
#include <QWindow>
class AbstractPointerLocker : public QObject
{
Q_OBJECT
Q_PROPERTY(bool isSupported READ isSupported NOTIFY supportedChanged)
Q_PROPERTY(bool isLocked READ isLocked WRITE setLocked NOTIFY lockedChanged)
Q_PROPERTY(bool isLockEffective READ isLockEffective NOTIFY lockEffectiveChanged)
Q_PROPERTY(QWindow *window READ window WRITE setWindow NOTIFY windowChanged)
public:
AbstractPointerLocker(QObject *parent = nullptr)
: QObject(parent)
{
}
virtual void setLocked(bool locked) = 0;
virtual bool isLocked() const = 0;
virtual bool isLockEffective() const = 0;
virtual bool isSupported() const = 0;
virtual void setWindow(QWindow *window);
QWindow *window() const
{
return m_window;
}
Q_SIGNALS:
void supportedChanged(bool isSupported);
void lockedChanged(bool isLocked);
void lockEffectiveChanged(bool isLockEffective);
void windowChanged();
void pointerMoved(const QPointF &delta);
protected:
QWindow *m_window = nullptr;
};
class PointerLockerQt : public AbstractPointerLocker
{
Q_OBJECT
public:
PointerLockerQt(QObject *parent = nullptr);
~PointerLockerQt() override;
void setLocked(bool locked) override;
bool isLocked() const override;
bool isSupported() const override
{
return true;
}
bool isLockEffective() const override
{
return isLocked();
}
private:
bool eventFilter(QObject *watched, QEvent *event) override;
QPoint m_originalPosition;
bool m_isLocked = false;
};
#endif
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