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authorJason Barron <jbarron@trolltech.com>2009-06-30 09:21:56 (GMT)
committerJason Barron <jbarron@trolltech.com>2009-06-30 09:21:56 (GMT)
commit197df24edfe095a10e2bf65116796e027fea44e2 (patch)
tree4ffb08f614b550298663f90297c9e559ecb47a3c /src/gui/kernel/qgesturemanager_p.h
parent1e84894225e31adf80a7a33da7f655fb5c38ea0e (diff)
parente3c1039d4d10aa383a1f681e7dd9c1129d22d8ca (diff)
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Merge commit 'qt/master-stable' into 4.6-merged
Conflicts: .gitignore configure.exe src/corelib/concurrent/qtconcurrentthreadengine.h src/corelib/global/qnamespace.h src/gui/graphicsview/qgraphicssceneevent.h src/gui/kernel/qapplication.cpp src/gui/kernel/qapplication.h src/gui/kernel/qapplication_p.h src/gui/kernel/qapplication_qws.cpp src/gui/kernel/qwidget.h src/gui/painting/qpaintengine_raster.cpp src/gui/text/qfontdatabase.cpp src/network/access/qnetworkaccesshttpbackend.cpp tests/auto/network-settings.h tests/auto/qscriptjstestsuite/qscriptjstestsuite.pro tests/auto/qvariant/tst_qvariant.cpp
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+/****************************************************************************
+**
+** 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://www.qtsoftware.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGESTUREMANAGER_P_H
+#define QGESTUREMANAGER_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists for the convenience
+// of other Qt classes. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qlist.h"
+#include "qset.h"
+#include "qevent.h"
+#include "qbasictimer.h"
+#include "qpointer.h"
+
+#include "qgesturerecognizer.h"
+
+QT_BEGIN_NAMESPACE
+
+class QWidget;
+class Q_AUTOTEST_EXPORT QGestureManager : public QObject
+{
+ Q_OBJECT
+public:
+ QGestureManager(QObject *parent);
+
+ int eventDeliveryDelay() const;
+ void setEventDeliveryDelay(int ms);
+
+ void addRecognizer(QGestureRecognizer *recognizer);
+ void removeRecognizer(QGestureRecognizer *recognizer);
+
+ bool filterEvent(QWidget *receiver, QEvent *event);
+ bool inGestureMode();
+
+ int makeGestureId(const QString &name);
+ void releaseGestureId(int gestureId);
+ QString gestureNameFromId(int gestureId) const;
+
+ // declared in qapplication.cpp
+ static QGestureManager* instance();
+
+ bool sendGestureEvent(QWidget *receiver,
+ const QSet<QGesture*> &startedGestures,
+ const QSet<QGesture*> &updatedGestures,
+ const QSet<QString> &cancelled = QSet<QString>());
+
+protected:
+ void timerEvent(QTimerEvent *event);
+
+private slots:
+ void recognizerStateChanged(QGestureRecognizer::Result);
+
+private:
+ QSet<QGestureRecognizer*> activeGestures;
+ QMap<QGestureRecognizer*, int> maybeGestures;
+ QSet<QGestureRecognizer*> recognizers;
+
+ QPoint lastPos;
+
+ int eventDeliveryDelayTimeout;
+ int delayedPressTimer;
+ QPointer<QWidget> lastMousePressReceiver;
+ QMouseEvent lastMousePressEvent;
+
+ QMap<int, QString> gestureIdMap;
+ int lastGestureId;
+
+ enum State {
+ Gesture,
+ NotGesture,
+ MaybeGesture // that mean timers are up and waiting for some
+ // more events, and input events are handled by
+ // gesture recognizer explicitely
+ } state;
+};
+
+QT_END_NAMESPACE
+
+#endif // QGESTUREMANAGER_P_H