diff -r 4526337fb576 -r 3eca7e70b1b8 mmuifw_plat/gesturehelper_api/inc/gesturecontrol.h --- a/mmuifw_plat/gesturehelper_api/inc/gesturecontrol.h Tue Feb 02 00:28:09 2010 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,94 +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 control -* -*/ - -#ifndef _GESTURECONTROL_H_ -#define _GESTURECONTROL_H_ - -#include - -class CAlfEnv; -class CAlfDisplay; - -namespace GestureHelper -{ - -class CGestureHelper; -class MGestureObserver; - -/** - * Gesture control provides pointer event forwarding to gesture helper. - * - * Gesture control can be created as - * - Stand-alone: This functionality is usable by clients that want to - * capture pointer events from anywhere in the screen. For example, a view - * that wants to know if user tapped anywhere on the screen could use this. - * - Derived: client can use the forward-pointer-events-to-gesture-helper - * functionality by deriving from CGestureControl. Client has to create at - * least one visual that captures pointer events. This base class will - * receive the events and forward them to CGestureHelper. - * - * The client can keep other widgets on top of this control, to allow them - * priority of capturing the pointer events. - */ -class CGestureControl : public CAlfControl - { -public: - /** - * Creates a stand-alone gesture control. - * Creates a full screen visual that captures pointer events. Converts - * pointer events to gestures and calls back on aObserver. - * @param aFreeControlGroupId control group id that client does not use - */ - IMPORT_C static CGestureControl* NewLC( MGestureObserver& aObserver, - CAlfEnv& aEnv, CAlfDisplay& aDisplay, TInt aFreeControlGroupId ); - - /** Destructor */ - IMPORT_C ~CGestureControl(); - - // From CAlfControl - IMPORT_C TBool OfferEventL( const TAlfEvent& aEvent ); - - /** @see CGestureHelper::SetHoldingEnabled */ - IMPORT_C void SetHoldingEnabled( TBool aEnabled ); - /** @see CGestureHelper::IsHoldingEnabled */ - IMPORT_C TBool IsHoldingEnabled() const; - /** @see CGestureHelper::SetDoubleTapEnabled */ - IMPORT_C void SetDoubleTapEnabled( TBool aEnabled ); - /** @see CGestureHelper::IsDoubleTapEnabled */ - IMPORT_C TBool IsDoubleTapEnabled() const; - -protected: - /** Constructor */ - IMPORT_C CGestureControl(); - - /** - * Deriving class is expected to create a visual to receive pointer events. - * This base class does not create a visual (unless creates via NewLC, i.e., - * in that case this class is not derived from) - * @param aFreeControlGroupId control group id that client does not use - */ - IMPORT_C void ConstructL( MGestureObserver& aObserver, - CAlfEnv& aEnv, CAlfDisplay& aDisplay, TInt aFreeControlGroupId ); - -private: - /// Helper that provides gestures - CGestureHelper* iHelper; - }; - -} // namespace GestureHelper - -#endif // _GESTURECONTROL_H_