Mac-4.7.4/src/declarative/qml/qperformancetimer_p.h

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#ifndef QPERFORMANCETIMER_P_H
#define QPERFORMANCETIMER_P_H

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

#include <QtCore/qglobal.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class Q_AUTOTEST_EXPORT QPerformanceTimer
{
public:
    void start();
    qint64 elapsed() const;

private:
    qint64 t1;
    qint64 t2;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QPERFORMANCETIMER_P_H