PECengine/AttributeLibrary2/SrcWVAttributes/PEngWVAttributeModelDataHelper.inl
author Fionntina Carville <fionntinac@symbian.org>
Mon, 15 Nov 2010 11:27:49 +0000
branchRCL_3
changeset 22 df9aab66f73e
parent 0 094583676ce7
permissions -rw-r--r--
Bug 3539. Update localisation mappings.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). 
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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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* 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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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Templated attribute data helpers.
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*
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*/
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// -----------------------------------------------------------------------------
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// DoSetDescL()
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// -----------------------------------------------------------------------------
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//
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template< class TBufType, class TDataType >
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inline void DoSetDescL( TBufType*& aPtr, const TDataType& aData )
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    {
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    TBufType* tmp = aData.AllocL();
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    delete aPtr;
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    aPtr = tmp;
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    }
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// -----------------------------------------------------------------------------
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// DoGetDesc()
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// -----------------------------------------------------------------------------
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//
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template< class TBufType, class TPtrType >
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inline void DoGetDesc( const TBufType* const& aBuffer, TPtrType& aData )
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    {
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    if( aBuffer )
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        {
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        aData.Set( *aBuffer );
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        }
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    else
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        {
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        aData.Set( NULL, 0 );
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        }
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    }
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// -----------------------------------------------------------------------------
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// DoGetBufExtSize()
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// -----------------------------------------------------------------------------
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//
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template< class TBufType >
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inline TInt DoGetBufExtSize( const TBufType* const& aBuffer )
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    {
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    TInt size( 4 ); //Buffer length indicator: 4 bytes
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    if( aBuffer && aBuffer->Length() != 0 )
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        {
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        size += aBuffer->Size();
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        }
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    return size;
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    }
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// -----------------------------------------------------------------------------
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// DoExtrBufL()
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// -----------------------------------------------------------------------------
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//
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template< class TBufType >
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inline void DoExtrBufL( const TBufType* const& aBuffer, RWriteStream& aStream )
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    {
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    if( aBuffer && aBuffer->Length() != 0 )
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        {
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        aStream.WriteInt32L( aBuffer->Length() );
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        aStream.WriteL( *aBuffer );
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        }
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    else
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        {
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        aStream.WriteInt32L( 0 );
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        }
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    }
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// -----------------------------------------------------------------------------
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// DoIntrBufL()
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// -----------------------------------------------------------------------------
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//
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template< class TBufType, class TPtrType >
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inline void DoIntrBufL( TBufType*& aBufPtr, TPtrType aPtr, RReadStream& aStream )
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    {
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    TBufType* buffer = NULL;
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    TInt length = aStream.ReadInt32L();
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    if( length != 0 )
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        {
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        buffer = TBufType::NewLC( length );
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        aPtr.Set( buffer->Des() );
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        aStream.ReadL( aPtr, length );
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        CleanupStack::Pop(); //buffer
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        }
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    delete aBufPtr;
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    aBufPtr = buffer;
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    }
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//  End of File
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