| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef _COMPHELPER_PROPERTY_MULTIPLEX_HXX_ |
| #define _COMPHELPER_PROPERTY_MULTIPLEX_HXX_ |
| |
| #include <comphelper/propstate.hxx> |
| #include <cppuhelper/implbase1.hxx> |
| #include "comphelper/comphelperdllapi.h" |
| |
| //========================================================================= |
| //= property helper classes |
| //========================================================================= |
| |
| //......................................................................... |
| namespace comphelper |
| { |
| //......................................................................... |
| |
| class OPropertyChangeMultiplexer; |
| |
| //================================================================== |
| //= OPropertyChangeListener |
| //================================================================== |
| /// simple listener adapter for property sets |
| class COMPHELPER_DLLPUBLIC OPropertyChangeListener |
| { |
| friend class OPropertyChangeMultiplexer; |
| |
| OPropertyChangeMultiplexer* m_pAdapter; |
| ::osl::Mutex& m_rMutex; |
| |
| public: |
| OPropertyChangeListener(::osl::Mutex& _rMutex) |
| : m_pAdapter(NULL), m_rMutex(_rMutex) { } |
| virtual ~OPropertyChangeListener(); |
| |
| virtual void _propertyChanged(const ::com::sun::star::beans::PropertyChangeEvent& _rEvent) throw( ::com::sun::star::uno::RuntimeException) = 0; |
| virtual void _disposing(const ::com::sun::star::lang::EventObject& _rSource) throw( ::com::sun::star::uno::RuntimeException); |
| |
| protected: |
| /** If the derivee also owns the mutex which we know as reference, then call this within your |
| derivee's dtor. |
| */ |
| void disposeAdapter(); |
| |
| // pseudo-private. Making it private now could break compatibility |
| void setAdapter( OPropertyChangeMultiplexer* _pAdapter ); |
| }; |
| |
| //================================================================== |
| //= OPropertyChangeMultiplexer |
| //================================================================== |
| /// multiplexer for property changes |
| class COMPHELPER_DLLPUBLIC OPropertyChangeMultiplexer :public cppu::WeakImplHelper1< ::com::sun::star::beans::XPropertyChangeListener> |
| { |
| friend class OPropertyChangeListener; |
| ::com::sun::star::uno::Sequence< ::rtl::OUString > m_aProperties; |
| ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> m_xSet; |
| OPropertyChangeListener* m_pListener; |
| sal_Int32 m_nLockCount; |
| sal_Bool m_bListening : 1; |
| sal_Bool m_bAutoSetRelease : 1; |
| |
| |
| virtual ~OPropertyChangeMultiplexer(); |
| public: |
| OPropertyChangeMultiplexer(OPropertyChangeListener* _pListener, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _rxSet, sal_Bool _bAutoReleaseSet = sal_True); |
| |
| // XEventListener |
| virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw( ::com::sun::star::uno::RuntimeException); |
| |
| // XPropertyChangeListener |
| virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw( ::com::sun::star::uno::RuntimeException); |
| |
| /// incremental lock |
| void lock(); |
| /// incremental unlock |
| void unlock(); |
| /// get the lock count |
| sal_Int32 locked() const { return m_nLockCount; } |
| |
| void addProperty(const ::rtl::OUString& aPropertyName); |
| void dispose(); |
| }; |
| |
| //......................................................................... |
| } // namespace comphelper |
| //......................................................................... |
| |
| #endif // _COMPHELPER_PROPERTY_MULTIPLEX_HXX_ |
| |