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+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef _EVENTFILTER_
+#define _EVENTFILTER_
+
+#include <QtCore/QObject>
+#include <QtCore/QEvent>
+#include <QtCore/QList>
+
+namespace QtDiag {
+
+// Event filter that can for example be installed on QApplication
+// to log relevant events.
+
+class EventFilter : public QObject {
+public:
+ enum EventCategory {
+ MouseEvents = 0x00001,
+ MouseMoveEvents = 0x00002,
+ TouchEvents = 0x00004,
+ TabletEvents = 0x00008,
+ DragAndDropEvents = 0x00010,
+ KeyEvents = 0x00020,
+ GeometryEvents = 0x00040,
+ PaintEvents = 0x00080,
+ TimerEvents = 0x00100,
+ ObjectEvents = 0x00200
+ };
+ Q_DECLARE_FLAGS(EventCategories, EventCategory)
+
+ explicit EventFilter(EventCategories eventCategories, QObject *p = 0);
+ explicit EventFilter(QObject *p = 0);
+
+ bool eventFilter(QObject *, QEvent *);
+
+private:
+ void init(EventCategories eventCategories);
+
+ QList<QEvent::Type> m_eventTypes;
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(EventFilter::EventCategories)
+
+} // namespace QtDiag
+
+#endif