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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _COMPHELPER_CONTAINERMULTIPLEXER_HXX_
#define _COMPHELPER_CONTAINERMULTIPLEXER_HXX_
#include <com/sun/star/container/XContainer.hpp>
#include <cppuhelper/implbase1.hxx>
#include <osl/mutex.hxx>
#include "comphelper/comphelperdllapi.h"
//.........................................................................
namespace comphelper
{
//.........................................................................
class OContainerListenerAdapter;
//=====================================================================
//= OContainerListener
//=====================================================================
/** a non-UNO container listener
<p>Usefull if you have a non-refcountable class which should act as container listener.<br/>
In this case, derive this class from OContainerListener, and create an adapter
<type>OContainerListenerAdapter</type> which multiplexes the changes.</p>
*/
class COMPHELPER_DLLPUBLIC OContainerListener
{
friend class OContainerListenerAdapter;
protected:
OContainerListenerAdapter* m_pAdapter;
::osl::Mutex& m_rMutex;
public:
OContainerListener(::osl::Mutex& _rMutex);
virtual ~OContainerListener();
virtual void _elementInserted( const ::com::sun::star::container::ContainerEvent& _rEvent ) throw(::com::sun::star::uno::RuntimeException);
virtual void _elementRemoved( const ::com::sun::star::container::ContainerEvent& _Event ) throw(::com::sun::star::uno::RuntimeException);
virtual void _elementReplaced( const ::com::sun::star::container::ContainerEvent& _rEvent ) throw(::com::sun::star::uno::RuntimeException);
virtual void _disposing(const ::com::sun::star::lang::EventObject& _rSource) throw( ::com::sun::star::uno::RuntimeException);
protected:
void setAdapter(OContainerListenerAdapter* _pAdapter);
};
//=====================================================================
//= OContainerListenerAdapter
//=====================================================================
class COMPHELPER_DLLPUBLIC OContainerListenerAdapter
:public cppu::WeakImplHelper1< ::com::sun::star::container::XContainerListener >
{
friend class OContainerListener;
protected:
::com::sun::star::uno::Reference< ::com::sun::star::container::XContainer >
m_xContainer;
OContainerListener* m_pListener;
sal_Int32 m_nLockCount;
virtual ~OContainerListenerAdapter();
public:
OContainerListenerAdapter(OContainerListener* _pListener,
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XContainer >& _rxContainer);
// XEventListener
virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw( ::com::sun::star::uno::RuntimeException);
// XContainerListener
virtual void SAL_CALL elementInserted( const ::com::sun::star::container::ContainerEvent& Event ) throw(::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL elementRemoved( const ::com::sun::star::container::ContainerEvent& Event ) throw(::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL elementReplaced( const ::com::sun::star::container::ContainerEvent& Event ) throw(::com::sun::star::uno::RuntimeException);
// locking the multiplexer
void lock();
void unlock();
sal_Int32 locked() const { return m_nLockCount; }
/// dispose the object. No multiplexing anymore
void dispose();
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XContainer >&
getContainer() const { return m_xContainer; }
};
//.........................................................................
} // namespace dbaui
//.........................................................................
#endif // _COMPHELPER_CONTAINERMULTIPLEXER_HXX_
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