examples/ForumNokia/DescriptorExample/inc/DescriptorExamples.h

/*
 * Copyright � 2008 Nokia Corporation.
 */

#ifndef DESCRIPTOREXEXAMPLES_H
#define DESCRIPTOREXEXAMPLES_H

#include <e32std.h>
#include <f32file.h>

//------------------------------------------------------------------------------
class MResultViewer
    {
    public:
        virtual TPtr GetViewBuffer()=0;

        virtual void UpdateView()=0;
    };

//------------------------------------------------------------------------------
class CDescriptorExamples
    {
    public:

        CDescriptorExamples(MResultViewer *aViewer) : iViewer(aViewer) {};

        //----------------------------------------------------------------------
        // Methods below are implemented in DeclaringDescriptors.cpp

        void ToStack();

        void ToHeapL();

        void Literals();

        //----------------------------------------------------------------------
        // Methods below are implemented in ManipulatingDescriptors.cpp

        void NonModifyingMethods();

        void ModifyingMethodsL();

        void CharacterConversionsL();

        void LexicalAnalysis();

        //----------------------------------------------------------------------
        // Methods below are implemented in OtherBuffers.cpp

        void CircularBuffersL();

        void FlatDynamicBuffersL();

        void SegmentedDynamicBuffersL();

        void PackageBuffers();
        
                
        void RBufDemonstrations();

    private: // attributes

        MResultViewer* iViewer; // not owned, just referred
    
    };

//------------------------------------------------------------------------------
//PK:TODO:
#ifdef __SERIES60_3X__
_LIT( KDefaultLogFile, "c:\\Data\\descriptorEx.log.txt" );
#else
_LIT( KDefaultLogFile, "c:\\Nokia\\descriptorEx.log.txt" );
#endif

class CFileForwarder : public CBase, public MResultViewer
    {
    public:

        void ConstructL(const TDesC &logFileName=KDefaultLogFile);

        virtual TPtr GetViewBuffer();

        virtual void UpdateView();

    private:

        virtual ~CFileForwarder();

    private:
        RFs          iFsSession;
        RFile        iFile;
        HBufC        *iBuf;
    };

#endif // DESCRIPTOREXEXAMPLES_H

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