mmfenh/enhancedaudioplayerutility/AudioStreaming/AudioStreamingSource/src/ReadRequest.h
changeset 0 71ca22bcf22a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmfenh/enhancedaudioplayerutility/AudioStreaming/AudioStreamingSource/src/ReadRequest.h	Tue Feb 02 01:08:46 2010 +0200
@@ -0,0 +1,82 @@
+/*
+* Copyright (c) 2005 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 of the stream source reader active object class
+*
+*/
+
+
+#ifndef CREADREQUEST_H
+#define CREADREQUEST_H
+
+// INCLUDES
+#include <e32base.h>
+#include "S60StreamingSource.h"
+
+class CMMFBuffer;
+class MDataSink;
+
+/**
+*  Reader class to provide an asynchronous jump to avoid re-entrant code.
+*
+*  @lib S60StreamingSource.lib
+*  @since 3.1
+*/
+class CReadRequest : public CActive
+    {
+    public: // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CReadRequest* NewL( CS60StreamingSource& aCallback, CMMFBuffer* aBuffer, MDataSink* aConsumer);
+
+        /**
+        * Destructor.
+        */
+        virtual ~CReadRequest();
+
+        void HandleRequest();
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CReadRequest(CS60StreamingSource& aCallback, CMMFBuffer* aBuffer, MDataSink* aConsumer);
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+        void RunL();
+
+        void DoCancel();
+
+    public:
+    	// next item
+        TSglQueLink* iLink;
+
+    private:
+		// Object to handle request
+		CS60StreamingSource& iCallback;
+		// Buffer to be sent to server-side
+		CMMFBuffer* iBuffer;
+		// Object to callback when buffer is filled
+		MDataSink* iConsumer;
+	};
+
+#endif 		// CREADREQUEST_H
+
+//  End of File