examples/ForumNokia/Symbian_OS_End-to-End_Sockets_API_Example/SocketTaskManager/inc/Response.h

/*
 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *    
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Nokia Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *    
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *    OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *    
 *    Description:  
 */


#ifndef __CRESPONSE_H
#define __CRESPONSE_H

// INCLUDE FILES
#include "TaskManager.hrh"

#include <e32std.h>
#include <badesca.h>            //CDesCArray

// CLASS DECLARATION

class CResponse : public CBase
        {
public: // Constructors and destructor

    enum TResponseState
        {
        ENotComplete,
        EComplete,
        EError
        };
        
        static CResponse* NewL();

        static CResponse* NewLC();

        ~CResponse();

        enum TResponseType
                {
                ELoadTasks = 0,
                ETaskComplete
                };

public: // New functions

        void ParseDataL( TDesC& aData );
    
        TBool HasError() const;

        TBuf<KMaxError> Error() const;

        TInt TaskCount() const;

        TBuf<KMaxTaskLength> TaskDescription(const TInt& aIndex) const;

        TInt TaskId(const TInt& aIndex) const;

        TResponseType ResponseType() const;

    void InputDataL( const TDesC8& aData );
    
    TResponseState GetState() const;

private: 

    void DoCheck();

        CResponse();
        void ConstructL();
        
        enum TTaskReadStatus
                {
                EStart = 0,
                EReadId,
                EReadTask
                };

private: // Data members

    // Error informers
        TBuf<KMaxError> iError;
        
        CDesCArray*             iDescriptions;
        RArray<TInt>    iIds;
        TResponseType   iResponseType;
        
        // Resizable descriptor for storing the message
        HBufC*          iMessageBuffer;
        
        TInt            iExpectedPackageSize;
        TResponseState  iState;
        };

#endif

// End of file

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