author | shivsood |
Sat, 12 Jun 2010 14:30:11 +0530 | |
branch | MSRP_FrameWork |
changeset 25 | 505ad3f0ce5c |
child 58 | cdb720e67852 |
permissions | -rw-r--r-- |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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/* |
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* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies). |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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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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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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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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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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* Contributors: |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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* |
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* Description: |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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* MSRP Implementation |
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MSRP Chat and File Sharing FrameWork - Initial Contribution from Nokia.
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* |
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*/ |
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#ifndef __MMMSRPWRITEROBSERVER_H |
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#define __MMMSRPWRITEROBSERVER_H |
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// CLASS DECLARATIONS |
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/** |
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* Interface for notifying about socket writer events |
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*/ |
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class MMSRPWriterObserver |
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{ |
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public: |
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enum TWriteStatus |
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{ |
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EMsrpSocketWrite = 0,//EComplete, EInterrupted, EPending_bufferfull |
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EMsrpAvoidSocketWrite, //EPending_buffernotfull |
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}; |
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enum TMsgStatus |
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{ |
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EUndefined = 0, |
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EPending, //Sending incomplete. Same observer is called again immediately |
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EComplete, //No more to send. A new observer is called, this is removed |
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EInterrupted //There is more to send. Same observer called later |
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}; |
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/** |
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* Called by writer to fetch the content to send |
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* @param aData Output param, Points to data to be sent |
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* @param aInterrupt Signals whether other msgs are queued waiting to be sent |
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* @return KErrNone or system wide eror codes |
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*/ |
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virtual TWriteStatus GetSendBufferL( TPtrC8& aData, TBool aInterrupt ) = 0; |
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/** |
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* Called when the message has been written to the socket |
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* @param aSendstatus status of the write operation, communicates prev send result |
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* @return Indicates which observer has to be called the next time |
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*/ |
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virtual TMsgStatus WriteDoneL(TInt aStatus ) = 0; |
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}; |
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class MMSRPWriterErrorObserver |
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{ |
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public: |
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/** |
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* socket errors detected on write arent msg specific |
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* Hence the observer has been separated |
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* The observer is expected to be implemented in connection and handled as a connection error |
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*/ |
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virtual void WriteSocketError(TInt aError) = 0; |
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}; |
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#endif // __MMMSRPWRITEROBSERVER_H |
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// End of file |