author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 15:43:02 +0300 | |
branch | RCL_3 |
changeset 45 | 095bea5f582e |
parent 0 | 71ca22bcf22a |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Header of Control interface. |
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* |
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*/ |
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#ifndef CONTROL_H |
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#define CONTROL_H |
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#include <e32base.h> |
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namespace multimedia |
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{ |
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// Forward declaration |
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class MControlObserver; |
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enum TControlType |
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{ |
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EStreamControl, |
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ESourceControl, |
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ESinkControl, |
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EEffectControl |
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}; |
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class MControl |
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{ |
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public: |
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virtual TInt AddObserver( MControlObserver& aObserver ) = 0; |
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virtual TInt RemoveObserver( MControlObserver& aObserver ) = 0; |
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virtual TUid Type() = 0; |
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virtual TControlType ControlType() = 0; |
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}; |
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} // namespace multimedia |
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#endif // CONTROL_H |
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// End of file |