1 /*

     2  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)

     3  * Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  *

     9  * 1.  Redistributions of source code must retain the above copyright

    10  *     notice, this list of conditions and the following disclaimer.

    11  * 2.  Redistributions in binary form must reproduce the above copyright

    12  *     notice, this list of conditions and the following disclaimer in the

    13  *     documentation and/or other materials provided with the distribution.

    14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    15  *     its contributors may be used to endorse or promote products derived

    16  *     from this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    28  */

    29 #ifndef EventSenderQt_h

    30 #define EventSenderQt_h

    31 

    32 

    33 #include "DumpRenderTreeQt.h"

    34 

    35 #include <QApplication>

    36 #include <QBasicTimer>

    37 #include <QEvent>

    38 #include <QEventLoop>

    39 #include <QMouseEvent>

    40 #include <QObject>

    41 #include <QPoint>

    42 #include <QString>

    43 #include <QStringList>

    44 

    45 #include <qwebpage.h>

    46 #include <qwebframe.h>

    47 

    48 #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)

    49 #include <QTouchEvent>

    50 #endif

    51 

    52 class EventSender : public QObject {

    53     Q_OBJECT

    54 public:

    55     EventSender(QWebPage* parent);

    56     virtual bool eventFilter(QObject* watched, QEvent* event);

    57     void resetClickCount() { m_clickCount = 0; }

    58 

    59 public slots:

    60     void mouseDown(int button = 0);

    61     void mouseUp(int button = 0);

    62     void mouseMoveTo(int x, int y);

    63 #ifndef QT_NO_WHEELEVENT

    64     void mouseScrollBy(int x, int y);

    65     void continuousMouseScrollBy(int x, int y);

    66 #endif

    67     void leapForward(int ms);

    68     void keyDown(const QString& string, const QStringList& modifiers = QStringList(), unsigned int location = 0);

    69     void clearKillRing() {}

    70     void contextClick();

    71     void scheduleAsynchronousClick();

    72     void addTouchPoint(int x, int y);

    73     void updateTouchPoint(int index, int x, int y);

    74     void setTouchModifier(const QString &modifier, bool enable);

    75     void touchStart();

    76     void touchMove();

    77     void touchEnd();

    78     void zoomPageIn();

    79     void zoomPageOut();

    80     void textZoomIn();

    81     void textZoomOut();

    82     void clearTouchPoints();

    83     void releaseTouchPoint(int index);

    84 

    85 protected:

    86     void timerEvent(QTimerEvent*);

    87 

    88 private:

    89     bool isGraphicsBased() const { return qobject_cast<WebCore::WebViewGraphicsBased*>(m_page->view()); }

    90     QGraphicsSceneMouseEvent* createGraphicsSceneMouseEvent(QEvent::Type, const QPoint& pos, const QPoint& screenPos, Qt::MouseButton, Qt::MouseButtons, Qt::KeyboardModifiers);

    91     QGraphicsSceneWheelEvent* createGraphicsSceneWheelEvent(QEvent::Type, const QPoint& pos, const QPoint& screenPos, int delta, Qt::KeyboardModifiers, Qt::Orientation);

    92     void sendEvent(QObject* receiver, QEvent* event);

    93     void postEvent(QObject* receiver, QEvent* event);

    94 

    95 private:

    96     void sendTouchEvent(QEvent::Type);

    97     void sendOrQueueEvent(QEvent*);

    98     void replaySavedEvents(bool flush);

    99     QPoint m_mousePos;

   100     QPoint m_clickPos;

   101     Qt::MouseButtons m_mouseButtons;

   102     QWebPage* m_page;

   103     int m_clickCount;

   104     int m_currentButton;

   105     bool m_mouseButtonPressed;

   106     bool m_drag;

   107     QEventLoop* m_eventLoop;

   108     QWebFrame* frameUnderMouse() const;

   109     QBasicTimer m_clickTimer;

   110 #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)

   111     QList<QTouchEvent::TouchPoint> m_touchPoints;

   112     Qt::KeyboardModifiers m_touchModifiers;

   113     bool m_touchActive;

   114 #endif

   115 };

   116 #endif //  EventSenderQt_h