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99 lines
3.2 KiB
99 lines
3.2 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QGESTURERECOGNIZER_H
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#define QGESTURERECOGNIZER_H
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#include <QtCore/qglobal.h>
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#include <QtCore/qnamespace.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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class QObject;
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class QEvent;
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class QGesture;
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class Q_GUI_EXPORT QGestureRecognizer
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{
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public:
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enum ResultFlag
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{
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Ignore = 0x0001,
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MayBeGesture = 0x0002,
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TriggerGesture = 0x0004,
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FinishGesture = 0x0008,
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CancelGesture = 0x0010,
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ResultState_Mask = 0x00ff,
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ConsumeEventHint = 0x0100,
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// StoreEventHint = 0x0200,
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// ReplayStoredEventsHint = 0x0400,
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// DiscardStoredEventsHint = 0x0800,
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ResultHint_Mask = 0xff00
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};
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Q_DECLARE_FLAGS(Result, ResultFlag)
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QGestureRecognizer();
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virtual ~QGestureRecognizer();
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virtual QGesture *create(QObject *target);
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virtual Result recognize(QGesture *state, QObject *watched,
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QEvent *event) = 0;
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virtual void reset(QGesture *state);
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static Qt::GestureType registerRecognizer(QGestureRecognizer *recognizer);
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static void unregisterRecognizer(Qt::GestureType type);
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(QGestureRecognizer::Result)
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QGESTURERECOGNIZER_H
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