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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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 * with the License.  You may obtain a copy of the License at
 * 
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 * 
 * Unless required by applicable law or agreed to in writing,
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#ifndef _UNOSTORAGEHOLDER_HXX
#define _UNOSTORAGEHOLDER_HXX

#include <com/sun/star/embed/XTransactionListener.hpp>
#include <cppuhelper/implbase1.hxx>

#include <unotools/tempfile.hxx>
#include <sot/storage.hxx>

class SotStorage;
class UNOStorageHolder : public ::cppu::WeakImplHelper1< 
					  	::com::sun::star::embed::XTransactionListener >

{
	SotStorage* m_pParentStorage;					// parent storage
	SotStorageRef m_rSotStorage;					// original substorage
	::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > m_xStorage;	// duplicate storage
	::utl::TempFile* m_pTempFile;					// temporary file used by duplicate storage

public:
	UNOStorageHolder( SotStorage& aParentStorage,
					  SotStorage& aStorage,
					  ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > xStorage,
					  ::utl::TempFile* pTempFile );

	void InternalDispose();
	String GetStorageName();

	::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > GetDuplicateStorage() { return m_xStorage; }

    virtual void SAL_CALL preCommit( const ::com::sun::star::lang::EventObject& aEvent )
		throw ( ::com::sun::star::uno::Exception,
				::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL commited( const ::com::sun::star::lang::EventObject& aEvent )
		throw ( ::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL preRevert( const ::com::sun::star::lang::EventObject& aEvent )
		throw ( ::com::sun::star::uno::Exception,
				::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL reverted( const ::com::sun::star::lang::EventObject& aEvent )
		throw ( ::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source )
		throw ( ::com::sun::star::uno::RuntimeException );
};

#endif