examples/SysLibs/FileStores/WritePermFS1/WritePermFS1.h

/*
Copyright (c) 2000-2010 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: 
Function and class definitions used in the 
WriteObjectsToPermanentFileStore1 example 
*/
 


#ifndef __WritePermFS1_H
#define __WritePermFS1_H

#include "CommonStreamStore.h"
#include <s32file.h>

LOCAL_C void doMakeL(const TDesC& aName);
LOCAL_C void doUseL(const TDesC& aName);

class CClassA;
LOCAL_C void doShow(const TDesC& aHeading,const CClassA& anA);

class CClassB;
LOCAL_C void doShow(const TDesC& aHeading,const CClassB& aB);

class CClassC;
LOCAL_C void doShow(const TDesC& aHeading,const CClassC& aC);

class CClassP;
LOCAL_C void doShow(const TDesC& aHeading,const CClassP& aP);

class CClassR;
LOCAL_C void doShow(const TDesC& aHeading,const CClassR& aR);

class CClassA : public CBase
        {
public :
        static CClassA* NewL();
        static CClassA* NewLC();
public :
        ~CClassA();
        void     ExternalizeL(RWriteStream& aStream) const;
        void     InternalizeL(RReadStream& aStream);
public :
        HBufC*   iVarBuf;
        TInt     iIntValue;
        TUint    iUintValue;
        };

class CClassB : public CBase
        {
public :
        static CClassB* NewL();
        static CClassB* NewLC();
public :
        void     ExternalizeL(RWriteStream& aStream) const;
        void     InternalizeL(RReadStream& aStream);
public :
        TBuf<32> iFixBuf;
        TUint    iUintValue;
        TInt     iIntValue;
        TReal    iRealValue;
        };

class CClassC : public CBase
        {
public  :
        static CClassC* NewL();
        static CClassC* NewLC();
public  :
        void     ExternalizeL(RWriteStream& aStream) const;
        void     InternalizeL(RReadStream& aStream);
public :
        TBuf<32> iFixBuf;
        };

class CClassP : public CBase
        {
public  :
        static CClassP* NewLC(const TDesC& aData,CStreamStore& aStore);
        static CClassP* NewLC(CStreamStore& aStore, TStreamId anId);
public  :
        CClassP(CStreamStore& aStore);
        CClassP(CStreamStore& aStore,TStreamId anId);
public  :
        TStreamId     StoreL();
        void          RestoreL();
        void          ExternalizeL(RWriteStream& aStream) const;
        void          InternalizeL(RReadStream& aStream);
private :
        void          Construct(const TDesC& aData);
public :
        TBuf<32>      iFixBuf;
        CStreamStore& iStore; // Store to/Restore from this store
        TStreamId     iId;    // Restore from/replace this stream
        };


class CClassR : public CBase
        {
public  :
        static CClassR* NewLC(const TDesC& aData,CStreamStore& aStore);
        static CClassR* NewLC(CStreamStore& aStore, TStreamId anId);
public  :
        CClassR(CStreamStore& aStore);
        CClassR(CStreamStore& aStore,TStreamId anId);
public  :
        TStreamId     StoreL();
        void          UpdateStoreL();
        void          RestoreL();
        void          ExternalizeL(RWriteStream& aStream) const;
        void          InternalizeL(RReadStream& aStream);
        void          ChangeDataL(const TDesC& aData);
private :
        void          Construct(const TDesC& aData);
public :
        TBuf<32>      iFixBuf;
        CStreamStore& iStore; // Store to/Restore from this store
        TStreamId     iId;    // Restore from/replace this stream
        };


class TExampleIndex
        {
public :
        TStreamId StoreL(CStreamStore& aStore);
        void      RestoreL(CStreamStore& aStore, TStreamId anId);
        void      ExternalizeL(RWriteStream& aStream) const;
        void      InternalizeL(RReadStream& aStream);
public :
        TStreamId iPid;
        TStreamId iRid;
        TStreamId iABCid;
        };


class CClassABC : public CBase
        {
public :
        static CClassABC* NewLC(CStreamStore& aStore);
        static CClassABC* NewLC(CStreamStore& aStore, TStreamId anId);
public :
        CClassABC(CStreamStore& aStore);
        CClassABC(CStreamStore& aStore,TStreamId anId);
        ~CClassABC();
        TStreamId         StoreL();
        void              RestoreL();
        void              ConstructAL(const TDesC& aData,TInt anInt,TUint aUint);
        void              ConstructB(const TDesC& aData,TInt anInt,TUint aUint,TReal aReal);
        void              ConstructC(const TDesC& aData);
        const CClassA*    PtrA();
        const CClassB*    PtrBL();
        const CClassC*    PtrC();
private :
        void              ConstructL();
        void              RestoreBL();
private :
        CClassA*          iA;
        TSwizzle<CClassB> iB;     // Note use of swizzle here
        CClassC*          iC;
        CStreamStore&     iStore; // Store to/Restore from this store
        TStreamId         iId;    // Restore from/replace this stream
        };

#endif

---