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Diffstat (limited to 'doc/src/snippets/gestures/qgesture.h')
-rw-r--r-- | doc/src/snippets/gestures/qgesture.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/doc/src/snippets/gestures/qgesture.h b/doc/src/snippets/gestures/qgesture.h new file mode 100644 index 0000000..beb3de0 --- /dev/null +++ b/doc/src/snippets/gestures/qgesture.h @@ -0,0 +1,101 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURE_H +#define QGESTURE_H + +#include <QtCore/qobject.h> +#include <QtCore/qlist.h> +#include <QtCore/qdatetime.h> +#include <QtCore/qpoint.h> +#include <QtCore/qrect.h> +#include <QtCore/qmetatype.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QGraphicsItem; +class QGesturePrivate; +class Q_GUI_EXPORT QGesture : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QGesture) + + Q_PROPERTY(Qt::GestureState state READ state) + +public: + explicit QGesture(QObject *parent = 0); + ~QGesture(); + + virtual bool filterEvent(QEvent *event) = 0; + + void setGraphicsItem(QGraphicsItem *); + QGraphicsItem *graphicsItem() const; + + Qt::GestureState state() const; + +protected: + QGesture(QGesturePrivate &dd, QObject *parent); + bool eventFilter(QObject*, QEvent*); + + virtual void reset(); + void updateState(Qt::GestureState state); + +//! [qgesture-signals] +Q_SIGNALS: + void started(); + void triggered(); + void finished(); + void cancelled(); +//! [qgesture-signals] + +private: + friend class QWidget; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGESTURE_H |