Current File : //usr/include/qt5/QtInputSupport/5.9.7/QtInputSupport/private/qevdevmousehandler_p.h

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#ifndef QEVDEVMOUSEHANDLER_P_H
#define QEVDEVMOUSEHANDLER_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QObject>
#include <QString>

QT_BEGIN_NAMESPACE

class QSocketNotifier;

class QEvdevMouseHandler : public QObject
{
    Q_OBJECT
public:
    static QEvdevMouseHandler *create(const QString &device, const QString &specification);
    ~QEvdevMouseHandler();

signals:
    void handleMouseEvent(int x, int y, bool abs, Qt::MouseButtons buttons);
    void handleWheelEvent(int delta, Qt::Orientation orientation);

private slots:
    void readMouseData();

private:
    QEvdevMouseHandler(const QString &device, int fd, bool abs, bool compression, int jitterLimit);

    void sendMouseEvent();
    bool getHardwareMaximum();

    QString m_device;
    int m_fd;
    QSocketNotifier *m_notify;
    int m_x, m_y;
    int m_prevx, m_prevy;
    bool m_abs;
    bool m_compression;
    Qt::MouseButtons m_buttons;
    int m_jitterLimitSquared;
    bool m_prevInvalid;
    int m_hardwareWidth;
    int m_hardwareHeight;
    qreal m_hardwareScalerY;
    qreal m_hardwareScalerX;
};

QT_END_NAMESPACE

#endif // QEVDEVMOUSEHANDLER_P_H