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      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 #include <QTouchEvent>
     45 
     46 #include <qwebpage.h>
     47 #include <qwebframe.h>
     48 
     49 
     50 class EventSender : public QObject {
     51     Q_OBJECT
     52 public:
     53     EventSender(QWebPage* parent);
     54     virtual bool eventFilter(QObject* watched, QEvent* event);
     55     void resetClickCount() { m_clickCount = 0; }
     56 
     57 public slots:
     58     void mouseDown(int button = 0);
     59     void mouseUp(int button = 0);
     60     void mouseMoveTo(int x, int y);
     61 #ifndef QT_NO_WHEELEVENT
     62     void mouseScrollBy(int x, int y);
     63     void continuousMouseScrollBy(int x, int y);
     64 #endif
     65     void leapForward(int ms);
     66     void keyDown(const QString& string, const QStringList& modifiers = QStringList(), unsigned int location = 0);
     67     void clearKillRing() {}
     68     QStringList contextClick();
     69     void scheduleAsynchronousClick();
     70     void addTouchPoint(int x, int y);
     71     void updateTouchPoint(int index, int x, int y);
     72     void setTouchModifier(const QString &modifier, bool enable);
     73     void touchStart();
     74     void touchMove();
     75     void touchEnd();
     76     void zoomPageIn();
     77     void zoomPageOut();
     78     void textZoomIn();
     79     void textZoomOut();
     80     void clearTouchPoints();
     81     void releaseTouchPoint(int index);
     82 
     83 protected:
     84     void timerEvent(QTimerEvent*);
     85 
     86 private:
     87     bool isGraphicsBased() const { return qobject_cast<WebCore::WebViewGraphicsBased*>(m_page->view()); }
     88     QGraphicsSceneMouseEvent* createGraphicsSceneMouseEvent(QEvent::Type, const QPoint& pos, const QPoint& screenPos, Qt::MouseButton, Qt::MouseButtons, Qt::KeyboardModifiers);
     89     QGraphicsSceneWheelEvent* createGraphicsSceneWheelEvent(QEvent::Type, const QPoint& pos, const QPoint& screenPos, int delta, Qt::KeyboardModifiers, Qt::Orientation);
     90     void sendEvent(QObject* receiver, QEvent* event);
     91     void postEvent(QObject* receiver, QEvent* event);
     92 
     93 private:
     94     void sendTouchEvent(QEvent::Type);
     95     void sendOrQueueEvent(QEvent*);
     96     void replaySavedEvents(bool flush);
     97     QPoint m_mousePos;
     98     QPoint m_clickPos;
     99     Qt::MouseButtons m_mouseButtons;
    100     QWebPage* m_page;
    101     int m_clickCount;
    102     int m_currentButton;
    103     bool m_mouseButtonPressed;
    104     bool m_drag;
    105     QEventLoop* m_eventLoop;
    106     QWebFrame* frameUnderMouse() const;
    107     QBasicTimer m_clickTimer;
    108     QList<QTouchEvent::TouchPoint> m_touchPoints;
    109     Qt::KeyboardModifiers m_touchModifiers;
    110     bool m_touchActive;
    111 };
    112 #endif //  EventSenderQt_h
    113