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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file 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 "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#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
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_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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