epoc32/include/mw/mhttpcontentsource.h
branchSymbian3
changeset 4 837f303aceeb
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3:e1b950c65cb4 4:837f303aceeb
       
     1 // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 
       
    17 #ifndef __MHTTPCONTENTSOURCE_H__
       
    18 #define __MHTTPCONTENTSOURCE_H__
       
    19 
       
    20 #include <e32base.h>
       
    21 
       
    22 class MHttpDataSender;
       
    23 
       
    24 /**
       
    25  * THttpContentSourceOp is an operator to notify the HTTP Service
       
    26  * when content is available. 
       
    27  *  
       
    28  * @publishedAll
       
    29  * @prototype
       
    30  */
       
    31 class THttpContentSourceOp
       
    32     {
       
    33     friend class CHttpDataSender;
       
    34 public:
       
    35     IMPORT_C THttpContentSourceOp();
       
    36     IMPORT_C void Notify(const TDesC8& aData, TBool aLast = EFalse);
       
    37     private:
       
    38         THttpContentSourceOp(MHttpDataSender* aSender);
       
    39     MHttpDataSender* iDataSender;
       
    40     };
       
    41 
       
    42 /**
       
    43  * The implementation of MHttpContentSink can supply the request body data.
       
    44  *  
       
    45  * @publishedAll
       
    46  * @prototype
       
    47  */
       
    48 class MHttpContentSource
       
    49 	{
       
    50 	public:	
       
    51 	/**
       
    52 	 * Obtain a part of request body data from the source. The data should be guranteed to survive till 
       
    53 	 * another call to OnData or a call to CHttpClientTransaction::OnCompletion/OnError
       
    54 	 * 
       
    55 	 * @param aData Data source operator
       
    56 	 */
       
    57 	    	    
       
    58 	virtual void OnData(THttpContentSourceOp& aData) =0;
       
    59 	
       
    60 	private:
       
    61     // Reserved for future use.
       
    62     inline virtual void Reserved();
       
    63     inline virtual void Reserved2();	    
       
    64 	};
       
    65 
       
    66 inline void MHttpContentSource::Reserved()
       
    67     {
       
    68     
       
    69     }
       
    70 
       
    71 inline void MHttpContentSource::Reserved2()
       
    72     {
       
    73     
       
    74     }
       
    75 
       
    76 #endif // __MHTTPCONTENTSOURCE_H__