qstmgesturelib/recognisers/qstmedgescrollgesturerecogniser.h
changeset 0 1450b09d0cfd
child 3 0954f5dd2cd0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qstmgesturelib/recognisers/qstmedgescrollgesturerecogniser.h	Tue May 04 12:39:35 2010 +0300
@@ -0,0 +1,78 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+
+#ifndef QSTMEDGESCROLLGESTURERECOGNISER_H_
+#define QSTMEDGESCROLLGESTURERECOGNISER_H_
+
+
+#include <qstmgestureengine_if.h>
+#include <qstmgesture_if.h>
+#include <qstmgesturelistener_if.h>
+
+namespace qstmGesture
+{
+
+/*!
+ * QStm_EdgeScrollGestureRecogniser handles edge scroll gesture: Hold event near the edges of the window
+ *
+ */
+class QStm_EdgeScrollGestureRecogniser : public QObject, public QStm_GestureRecogniser
+{
+public:
+    static const QStm_GestureUid KUid = EGestureUidEdgeScroll;
+    
+    QStm_EdgeScrollGestureRecogniser(QStm_GestureListenerIf* listener) ;
+    virtual ~QStm_EdgeScrollGestureRecogniser();
+
+    virtual QStm_GestureRecognitionState recognise(int numOfActiveStreams, QStm_GestureEngineIf* ge) ;
+    virtual void release(QStm_GestureEngineIf* ge) ;
+    virtual void enable(bool enabled) ;
+    virtual bool isEnabled() ;
+    virtual void setOwner(void* owner) ;
+
+    virtual QStm_GestureUid gestureUid() const { return KUid; }
+
+    void setArea(const QRect& theArea)  ;
+
+    /*!
+     * Define how close to the border the Hold UI event must be
+     * \param rangeInPixels
+     */
+    void setScrollRange(int rangeInPixels) ;
+    /*!
+     * for testing purposes we need to log the stuff somewhere...
+     */
+    virtual void enableLogging(bool loggingOn) ;
+    /*!
+     * The timer function to handle timeout for generating scroll events
+     */
+
+private:
+    bool      m_loggingenabled ;
+    void*     m_powner ; // The owning control for this gesture
+    QStm_GestureListenerIf* m_listener ;
+    bool      m_waitingforsecondtap ;
+    QRect     m_area ;
+    bool      m_gestureEnabled ;
+    int       m_rangesizeInPixels ;
+};
+
+} // namespace
+
+
+#endif /* QSTMEDGESCROLLGESTURERECOGNISER_H_ */