mmappcomponents/mmmtpdataprovider/mmmtpdpplugins/abstractmediamtpdataprovider/inc/cabstractmediamtpdataprovider.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mmappcomponents/mmmtpdataprovider/mmmtpdpplugins/abstractmediamtpdataprovider/inc/cabstractmediamtpdataprovider.h Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,188 @@
+/*
+* Copyright (c) 2009 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 media data provider plug in
+*
+*/
+
+
+#ifndef CABSTRACTMEDIAMTPDATAPROVIDER_H
+#define CABSTRACTMEDIAMTPDATAPROVIDER_H
+
+#include <mtp/cmtpdataproviderplugin.h>
+
+#include "abstractmediamtpdataproviderprocessor.h"
+#include "mmmtpenumerationcallback.h"
+#include "mmmtpdpconfig.h"
+
+
+// Forward declaration
+class MMmRequestProcessor;
+class CAbstractMediaMtpDataProviderEnumerator;
+class CMTPObjectMetaData;
+class CAbstractMediaMtpDataProviderRenameObject;
+
+/**
+* Defines abstract media data provider plugin
+*/
+class CAbstractMediaMtpDataProvider : public CMTPDataProviderPlugin,
+ public MMTPEnumerationCallback,
+ public MMmMtpDpConfig
+ {
+public:
+ /**
+ * Two Phase Construction
+ * @param aParams pointer to MMTPDataProviderFramework
+ */
+ static TAny* NewL( TAny* aParams );
+
+ /**
+ * Destructor.
+ */
+ ~CAbstractMediaMtpDataProvider();
+
+public:
+ // from MMmMtpDpConfig
+ const RArray<TUint>* GetSupportedFormat() const;
+
+ const RArray<TUint>* GetSupportedPropertiesL( TUint32 aFormatCode ) const;
+
+ const RArray<TUint>* GetAllSupportedProperties() const;
+
+ /**
+ * Get default storage Id from resource file, if not specify a storage Id
+ * @return TUint32 Default storage Id which read from resource file
+ */
+ TUint32 GetDefaultStorageIdL() const;
+
+ /**
+ * @return the reference of CMmMtpDpMetadataAccessWrapper to enumerator
+ */
+ CMmMtpDpMetadataAccessWrapper& GetWrapperL();
+
+protected:
+ // from CMTPDataProviderPlugin
+ void Cancel();
+
+ void ProcessEventL( const TMTPTypeEvent& aEvent,
+ MMTPConnection& aConnection );
+
+ void ProcessNotificationL( TMTPNotification aNotification,
+ const TAny* aParams );
+
+ /**
+ * Process the request from initiator
+ * @param aPhase The request transaction phase
+ * @param aRequest The request to be processed
+ * @param aConnection The connection from which the request comes
+ */
+ void ProcessRequestPhaseL( TMTPTransactionPhase aPhase,
+ const TMTPTypeRequest& aRequest,
+ MMTPConnection& aConnection );
+
+ /**
+ * Notify the data provider that the session has been open
+ */
+ void SessionOpenedL( const TMTPNotificationParamsSessionChange& aSession );
+
+ /**
+ * Notify the data provider that the session has been closed
+ * @param aConnection The connection of the sesssion
+ */
+ void SessionClosedL( const TMTPNotificationParamsSessionChange& aSession );
+
+ /**
+ * Notify the data provider that the object has been changed
+ * @param aObject the changed object
+ */
+ void RenameObjectL( const TMTPNotificationParamsHandle& aObject );
+
+ void StartObjectEnumerationL( TUint32 aStorageId );
+
+ void StartStorageEnumerationL();
+
+ /**
+ * Defines the supported operations and formats of the data provider
+ * @param aCategory Defines what MTP is quering the DP about
+ * @param aArray Supported() edits array to append supported features
+ */
+ void Supported( TMTPSupportCategory aCategory, RArray<TUint>& aArray ) const;
+
+ void SupportedL( TMTPSupportCategory aCategory, CDesCArray& aStrings ) const;
+
+ TAny* GetExtendedInterface( TUid aInterfaceUid );
+
+protected:
+ // From MMTPEnumerationCallback
+ /**
+ * enumeration completed
+ */
+ void NotifyEnumerationCompleteL( TUint32 aStorageId, TInt aError );
+
+private:
+ /**
+ * Standard C++ constructor
+ * @param aParams pointer to MMTPDataProviderFramework
+ */
+ CAbstractMediaMtpDataProvider( TAny* aParams );
+
+ /**
+ * Second-phase construction
+ */
+ void ConstructL();
+
+ /**
+ * Find or create a request processor that can process the request
+ * @param aRequest The request to be processed
+ * @param aConnection The connection from which the request comes
+ * @return the index of the found/created request processor
+ */
+ TInt LocateRequestProcessorL( const TMTPTypeRequest& aRequest,
+ MMTPConnection& aConnection );
+
+ /**
+ * Find or create a request processor that can process the event
+ * @param aEvent The event to be processed
+ * @param aConnection The connection from which the request comes
+ * @return the index of the found/created request processor
+ */
+ TInt LocateRequestProcessorL( const TMTPTypeEvent& aEvent,
+ MMTPConnection& aConnection );
+
+ /**
+ * helper function
+ */
+ void InsertL( RArray<TUint>& aArray, const TUint aProperCode ) const;
+
+ void GetSupportedFormatL();
+
+ void GetSupportedPropertiesL();
+
+private:
+ // data
+ RPointerArray<MMmRequestProcessor> iActiveProcessors;
+ CAbstractMediaMtpDataProviderEnumerator* iAbstractMediaEnumerator;
+ RArray<TUint32> iPendingEnumerations;
+
+ TInt iActiveProcessor;
+
+ CAbstractMediaMtpDataProviderRenameObject *iRenameObject;
+ TBool iIsSessionOpen;
+
+ RArray<TUint> iSupportedFormat;
+
+ RArray<TUint> iSupportedProperties;
+
+ };
+
+#endif // CABSTRACTMEDIAMTPDATAPROVIDER_H