diff -r 2a9601315dfc -r 98ccebc37403 javauis/mmapi_qt/baseline/inc/cmmaframepositioningcontrol.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/javauis/mmapi_qt/baseline/inc/cmmaframepositioningcontrol.h Fri May 14 15:47:24 2010 +0300 @@ -0,0 +1,83 @@ +/* +* Copyright (c) 2002 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: Abstract base class for FramePositioningControl +* +*/ + + +#ifndef CMMAFRAMEPOSITIONINGCONTROL_H +#define CMMAFRAMEPOSITIONINGCONTROL_H + +// EXTERNAL INCLUDES +#include "mmfcontroller.h" +#include "mmfstandardcustomcommands.h" + +// INTERNAL INCLUDES +#include "cmmacontrol.h" // base class + +// FORWARD DECLARATIONS +class CMMAPlayer; + +// CONSTANTS + + +// Constant for control name. Name is used in Java side to instantiate +// Java Class which uses CMMAFramePositioningControl. +_LIT(KMMAFramePositioningControlName, "FramePositioningControl"); + +// CLASS DECLARATION +/** +* Abstract base class for FramePositioningControls +*/ +NONSHARABLE_CLASS(CMMAFramePositioningControl): public CMMAControl +{ +public: + /** + * Destructor. + */ + ~CMMAFramePositioningControl(); + +protected: + /** + * Constructor. + */ + CMMAFramePositioningControl(CMMAPlayer* aPlayer); + +public: // From CMMAControl + const TDesC& ClassName() const; + +public: // New methods + virtual TInt SeekL(TInt aFrameNumber) = 0; + virtual TInt SkipL(TInt aFramesToSkip) = 0; + virtual void MapFrameToTimeL(TInt aValue, TInt64* aMediaTime) = 0; + virtual TInt MapTimeToFrameL(TInt64* aMediaTime) = 0; + +protected: // New methods + + /** + * Clamp media time between 0 and duration of media + * @param aMediaTime media time value to clamp + * @return KErrNotFound if duration of media is not known, + * otherwise KErrNone. + */ + virtual TInt ClampMediaTime(TInt64& aMediaTime); + +private: // Data + + // To be used by this class and not by children. + CMMAPlayer* iPlayer; + +}; + +#endif // CMMAFRAMEPOSITIONINGCONTROL_H