--- a/idlehomescreen/xmluirendering/uiengine/inc/xngesturehelper.h Fri Mar 26 15:15:17 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,178 +0,0 @@
-/*
-* Copyright (c) 2007 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: Gesture helper implementation
-*
-*/
-
-
-#ifndef _XNGESTUREHELPER_H_
-#define _XNGESTUREHELPER_H_
-
-// System includes
-#include <e32base.h>
-
-// User includes
-#include "xngesturerecogniser.h"
-
-// Forward declarations
-class CXnNode;
-struct TPointerEvent;
-
-/**
- * XnGestureHelper namespace
- * Used for the whole gesture family - Gesture recognizer, gesture helper,
- * Point array
- */
-namespace XnGestureHelper
- {
-
- // Forward declarations
- class CHoldingTimer;
- class CXnGesture;
-
- // Constants
- const TInt KGestureMinSpeed = 25;
- const TInt KGestureMinLength = 100;
-
- /**
- * Implementation of CGestureHelper interface
- *
- * @ingroup group_xnlayoutengine
- */
- NONSHARABLE_CLASS( CXnGestureHelper ) : public CBase
- {
-
- /** private implementation class */
- friend class CHoldingTimer;
-
- public:
-
- /** 2-phase constructor */
- static CXnGestureHelper* NewL( CXnNode& aNode );
-
- /** Destructor */
- ~CXnGestureHelper();
-
- /**
- * See GestureHelper, SetHoldingEnabled function
- *
- * @see CGestureHelper::SetHoldingEnabled
- */
- void SetHoldingEnabled( TBool aEnabled );
-
- /**
- * See Gesturehelper, IsHoldingEnabled function
- *
- * @see CGestureHelper::IsHoldingEnabled
- */
- TBool IsHoldingEnabled() const;
-
- /**
- * Gets the owner
- *
- * @return Owner
- */
- CXnNode* Owner() const;
-
- /**
- * Sets destination
- *
- * @aParam Destination
- */
- void SetDestination( CXnNode* aDestination );
-
- /**
- * Gets destination
- *
- * @return Destination
- */
- CXnNode* Destination() const;
-
- /**
- * See GestureHelper Handlepointervent
- *
- * @see CGestureHelper::HandlePointerEventL
- */
- TXnGestureCode HandlePointerEventL( const TPointerEvent& aEvent );
-
- /** Reset helper state */
- void Reset();
-
- private:
-
- /** Constructor */
- CXnGestureHelper( CXnNode& aNode );
-
- /**
- * Returns if the helper is processing
- *
- * @return ETrue if the helper has not started processing a gesture
- */
- inline TBool IsIdle() const;
-
- /**
- * Add a point to the sequence of points that make up the gesture
- */
- inline void AddPointL( const TPointerEvent& aEvent );
-
- /**
- * Add a point to the sequence of points that make up the gesture
- *
- * @return
- */
- inline TInt AddPoint( const TPointerEvent& aEvent );
-
- /**
- * Activates holding and notifies observer that holding has been
- * started
- */
- void StartHoldingL();
-
- /**
- * Check if swipe if between defined values
- *
- * @return Swiping left/right/none
- */
- TXnGestureCode ValidSwipe() const;
-
- private:
-
- /**
- * Gesture owner, Not owned.
- */
- CXnNode& iOwner;
-
- /**
- * Gesture is the logical representation of a sequence of points
- * arriving at certain times
- */
- CXnGesture* iGesture;
-
- /**
- * holding is activated when user keeps pointer down in the same place
- * for a longer period. the holding timer activates off when enough
- * time has passed.
- */
- CHoldingTimer* iHoldingTimer;
-
- /**
- * Gesture destination, Not owned.
- */
- CXnNode* iDestination;
-
- TXnGestureCode iDirection;
- };
- } // GestureHelper
-
-#endif // _XNGESTUREHELPER_H_