| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
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| |
| |
| #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>Useful 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_ |
| |