/*
* 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: Definition for input control object.
*
*/
#ifndef ACCPOLINPUTCONTROL_H
#define ACCPOLINPUTCONTROL_H
#include <accpolaudiocontrolbase.h>
/**
* Class definition for input control objects.
*
* @accpolaudiodevicetopology.lib
*/
NONSHARABLE_CLASS ( CAccPolInputControl ) : public CAccPolAudioControlBase
{
public:
/**
* Destructor.
*/
virtual ~CAccPolInputControl();
/**
* Two-phased constructor.
*/
IMPORT_C static CAccPolInputControl* NewL( CAccPolObjectCon* aObject = NULL );
/**
* Two-phased constructor.
*/
IMPORT_C static CAccPolInputControl* NewLC( CAccPolObjectCon* aObject = NULL );
/**
* Two-phased constructor.
*/
IMPORT_C static CAccPolInputControl* NewL( const TUint8 aUnitId );
/**
* Two-phased constructor.
*/
IMPORT_C static CAccPolInputControl* NewLC( const TUint8 aUnitId );
/**
* Assign operator for input control class.
*
* @param CAccPolInputControl, Const reference to object to be copied.
* @return CAccPolInputControl, Reference to object pointer.
*/
IMPORT_C CAccPolInputControl& operator= ( const CAccPolInputControl& );
/**
* Returns input source unit Id.
*
* @return TUint8, Audio unit Id.
*/
IMPORT_C TUint8 Input() const;
/**
* Set input source unit Id.
*
@ param aUnitId, Audio unit Id.
* @return void.
*/
IMPORT_C void SetInput( const TUint8 aUnitId );
/**
* Duplicates the object data.
*
* @return CAccPolObjectBase*, Pointer to duplicated object.
*/
CAccPolObjectBase* DuplicateLC( CAccPolObjectCon* aObject = NULL );
/**
* Externalize object.
*
* @param aStream, Write stream object.
* @return void.
*/
void ExternalizeL( RWriteStream& aStream ) const;
/**
* Internalize object.
*
* @param aStream, Read stream object.
* @return void.
*/
void InternalizeL( RReadStream& aStream );
private:
/**
* C++ default constructor.
*/
CAccPolInputControl( CAccPolObjectCon* aObject = NULL );
/**
* C++ constructor.
*/
CAccPolInputControl( const TUint8 aSourceId );
/**
* By default Symbian 2nd phase constructor is private.
*/
void ConstructL();
private:
/**
* Input source unit Id.
*/
TUint8 iUnitId;
};
#endif // ACCPOLINPUTCONTROL_H