upnpmediaserver/avobjects/src/upnpbrowsecriteria.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:52:00 +0200
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/** @file
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* Copyright (c) 2005-2006 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:  UPnPBrowseCriteria implementation
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*
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*/
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// INCLUDE FILES
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#include "upnpbrowsecriteria.h"
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#include "upnpattribute.h"
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#include "upnpobject.h"
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CUpnpBrowseCriteria::ConstructL(const TDesC8& aFilter)
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{
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    iFilter = aFilter.AllocL();
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}
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::NewLC
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CUpnpBrowseCriteria* CUpnpBrowseCriteria::NewLC(const TDesC8& aFilter)
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{
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    CUpnpBrowseCriteria* self = new( ELeave ) CUpnpBrowseCriteria;
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    CleanupStack::PushL( self );
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    self->ConstructL(aFilter);
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    return self;
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}
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::NewLC
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CUpnpBrowseCriteria* CUpnpBrowseCriteria::NewL(const TDesC8& aFilter)
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{
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    CUpnpBrowseCriteria* self = NewLC(aFilter);
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    CleanupStack::Pop(self);
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    return self;
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}  
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::CUpnpBrowseCriteria
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CUpnpBrowseCriteria::CUpnpBrowseCriteria()
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    {
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    }
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// Destructor
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CUpnpBrowseCriteria::~CUpnpBrowseCriteria()
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    {
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    delete iFilter;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::SetFilterL
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// Sets filter.
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::SetFilterL( const TDesC8& aFilter )
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    {
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    HBufC8* tmp = aFilter.AllocL();
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    delete iFilter;
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    iFilter = tmp;    
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::GetFilter
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// Returns filter. 
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C const TDesC8& CUpnpBrowseCriteria::Filter() const
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    {
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    return *iFilter;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::SetRequestCount
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// Sets request count.
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::SetRequestedCount( TInt aRequestedCount )
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    {
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    iRequestedCount=aRequestedCount;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::RequestedCount
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// Returns requested count
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TInt CUpnpBrowseCriteria::RequestedCount() const
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    {
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    return iRequestedCount;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::SetStartingIndex
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// Sets starting index.
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::SetStartingIndex( TInt aStartingIndex)
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    {
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    iStartingIndex=aStartingIndex;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::StartingIndex
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// Returns starting index
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TInt CUpnpBrowseCriteria::StartingIndex() const
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    {
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    return iStartingIndex;
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::CopyL
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// Copies the content from parameter CUpnpElement to this
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::CopyL( const CUpnpBrowseCriteria& aBrowseCriteria )
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    {
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    CBufFlat* buffer = CBufFlat::NewL( sizeof( aBrowseCriteria ) );
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    CleanupStack::PushL( buffer );
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    RBufWriteStream outStream;
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    outStream.Open( *buffer );
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    CleanupClosePushL( outStream );
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    RBufReadStream inStream;
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    inStream.Open( *buffer );
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    CleanupClosePushL( inStream );
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    aBrowseCriteria.ExternalizeL( outStream );
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    InternalizeL( inStream );	
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    CleanupStack::PopAndDestroy( 3 );   // inStream && outStream && buffer
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::ExternalizeL
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::ExternalizeL( RWriteStream& aStream ) const
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    {
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        aStream << *iFilter;
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        aStream.WriteInt32L(RequestedCount());
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        aStream.WriteInt32L(StartingIndex());
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::InternalizeL
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CUpnpBrowseCriteria::InternalizeL( RReadStream& aStream )
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    {
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    delete iFilter;
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    iFilter = NULL;
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    iFilter = HBufC8::NewL( aStream,KMaxUpnpObjStringLen);
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    iRequestedCount=aStream.ReadInt32L();
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    iStartingIndex=aStream.ReadInt32L();
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    }
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// -----------------------------------------------------------------------------
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// CUpnpBrowseCriteria::ToDes8L
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//	
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EXPORT_C HBufC8* CUpnpBrowseCriteria::ToDes8L() const
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{
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    // serialize object
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    CBufFlat* buf = CBufFlat::NewL(KDefBufferGranularity);
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    CleanupStack::PushL(buf);
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    RBufWriteStream stream(*buf);
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    CleanupClosePushL(stream);
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    stream << *this;
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    // create heap descriptor
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    HBufC8* hbuf = HBufC8::NewLC(buf->Size());
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    TPtr8 ptr(hbuf->Des());
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    buf->Read(0, ptr, buf->Size());
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    // clean up
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    CleanupStack::Pop(hbuf);
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    CleanupStack::PopAndDestroy(&stream);
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    CleanupStack::PopAndDestroy(buf);
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    return hbuf;
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}
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//  End of File