/*

 * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: 

 *

 */

 #include "FLDBASE.H"

 #include "FLDSTD.H"

 ///////////////////////////////////////

 // CTextField

 ///////////////////////////////////////

 EXPORT_C TStreamId CTextField::StoreL(CStreamStore& aStore) const

 // Assumes everything goes into the head stream.

 // (Must be replaced by concrete pictures that have components)

 /** Stores the field data to a stream store. Concrete field types with no persistent 

 data should override this function to return KNullStreamId.

 @param aStore Stream store to which the field data is written. 

 @return The ID of the stream store. */

 	{

 	RStoreWriteStream stream;

 	TStreamId id=stream.CreateLC(aStore);

     stream<< *this;  // provided by the concrete field

     stream.CommitL();

 	CleanupStack::PopAndDestroy();

 	return id;

 	}

 EXPORT_C void CTextField::RestoreL(const CStreamStore& aStore,TStreamId aStreamId)

 // Creates a read-stream over aStore, and opens it over the specified stream ID.

 //

 	/** Restores the field data from a stream store. Concrete field types with no persistent 

 	data should override this function to do nothing.

 	@param aStore Stream store containing the field data to restore. 

 	@param aId The ID of the stream store in which the field data was previously 

 	stored. */

 	{

 	RStoreReadStream stream;

 	stream.OpenLC(aStore,aStreamId);

 	stream>> *this;

 	CleanupStack::PopAndDestroy();

 	}

 EXPORT_C void CTextField::ExternalizeL(RWriteStream& /*aStream*/)const

 //

 	/** Externalises the field data. Called by StoreL().

 	Calling this default implementation raises a panic. Concrete field classes 

 	with persistent data must provide their own implementation of this function. 

 	Concrete field classes with no persistent data must provide a StoreL() implementation 

 	that just returns KNullStreamId.

 	@param aStream Not used. */

 	{Panic(EDefaultFieldExternalizeCalled);}