sl@0: // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __MMF_CLIENT_RECOGNIZER_H__
sl@0: #define __MMF_CLIENT_RECOGNIZER_H__
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <apmrec.h>
sl@0: #include <apmstd.h>
sl@0: #include "mmfcontrollerpluginresolver.h"
sl@0: 
sl@0: const int KRecMmfDllUidValue = 0x101f7c0c;
sl@0: 
sl@0: typedef	TBuf8<KMaxDataTypeLength> TMimeDataType;
sl@0: 
sl@0: /**
sl@0:  * @internalComponent
sl@0:  *
sl@0:  * Class owned by the CApaMmfRecognizer recognizer class.
sl@0:  * maintains a list of MIME-types supported and
sl@0:  * an instance of the CMmfRecognizerUtil class which contains
sl@0:  * ECOM-derived information about the header data to match against.
sl@0:  * 
sl@0:  */
sl@0: class CMmfRecognizer : public CBase
sl@0: 	{
sl@0: public:
sl@0: 	enum TMatchMethod
sl@0: 		{
sl@0: 		ENotMatched,
sl@0: 		EByName,
sl@0: 		EBySignature
sl@0: 		};
sl@0: public:
sl@0: 	static CMmfRecognizer* NewL();
sl@0: 	virtual ~CMmfRecognizer();
sl@0: 
sl@0: 	void BuildListL();
sl@0: 
sl@0: 	TMatchMethod MatchL(const TDesC& aFileName, const TDesC8& aBuffer);
sl@0: 	
sl@0: 	const TDesC8& MimeString() const;
sl@0: 
sl@0: 	const TPtrC8 SupportedDataTypeL(TInt aIndex) const;
sl@0: 	TInt NumMimeTypes() const;
sl@0: 
sl@0: private:
sl@0: 	CMmfRecognizer();
sl@0: 	void ConstructL();
sl@0: 
sl@0: private:
sl@0: 	CDesC8Array* iMimeTypes;				// owned
sl@0: 	TBuf8<KMaxDataTypeLength> iMimeString;
sl@0: 	CMmfRecognizerUtil* iMmfRecognizerUtil;	// owned 
sl@0: 	};
sl@0: 
sl@0: /**
sl@0:  * @internalAll
sl@0:  *
sl@0:  * Concrete implementation of the recognizer API
sl@0:  * Used to recognize non-native files supported by the
sl@0:  * Multimedia framework. e.g. .WAV files, .AU files etc
sl@0:  */
sl@0: class CApaMmfRecognizer : public CApaDataRecognizerType 
sl@0: 	{
sl@0: public: 
sl@0: 	static CApaMmfRecognizer* NewL();	
sl@0: 	~CApaMmfRecognizer();
sl@0: 
sl@0: 	TDataType SupportedDataTypeL(TInt aIndex) const;
sl@0: 	TUint PreferredBufSize();	
sl@0: 	void DoRecognizeL(const TDesC& aName, const TDesC8& aBuffer);
sl@0: 
sl@0: private: 
sl@0: 	CApaMmfRecognizer();
sl@0: 	void ConstructL();
sl@0: 
sl@0: private:
sl@0: 	CMmfRecognizer* iMmfRecognizer;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: #endif