/************************************************************************* * * $RCSfile: loadlisteneradapter.hxx,v $ * * $Revision: 1.3 $ * * last change: $Author: hr $ $Date: 2003-03-25 16:03:02 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc.. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifndef EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX #define EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX #ifndef _OSL_MUTEX_HXX_ #include #endif #ifndef _COM_SUN_STAR_LANG_XCOMPONENT_HPP_ #include #endif #ifndef _CPPUHELPER_IMPLBASE1_HXX_ #include #endif #ifndef _COM_SUN_STAR_FORM_XLOADABLE_HPP_ #include #endif //......................................................................... namespace bib { //......................................................................... //===================================================================== //= OComponentListener //===================================================================== class OComponentListener { friend class OComponentAdapterBase; private: OComponentAdapterBase* m_pAdapter; ::osl::Mutex& m_rMutex; protected: OComponentListener( ::osl::Mutex& _rMutex ) :m_rMutex( _rMutex ) ,m_pAdapter( NULL ) { } virtual ~OComponentListener(); // XEventListener equivalents virtual void _disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw( ::com::sun::star::uno::RuntimeException ); protected: void setAdapter( OComponentAdapterBase* _pAdapter ); }; //===================================================================== //= OComponentAdapterBase //===================================================================== class OComponentAdapterBase { friend class OComponentListener; private: ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent > m_xComponent; OComponentListener* m_pListener; sal_Int32 m_nLockCount; sal_Bool m_bListening : 1; sal_Bool m_bAutoRelease : 1; // impl method for dispose - virtual, 'cause you at least need to remove the listener from the broadcaster virtual void disposing() = 0; protected: // attribute access for derivees const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& getComponent() const { return m_xComponent; } OComponentListener* getListener() { return m_pListener; } // to be called by derivees which started listening at the component virtual void startComponentListening() = 0; virtual ~OComponentAdapterBase(); public: OComponentAdapterBase( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& _rxComp, sal_Bool _bAutoRelease = sal_True ); // late construction // can be called from within you ctor, to have you're object fully initialized at the moment of // the call (which would not be the case when calling this ctor) void Init( OComponentListener* _pListener ); // base for ref-counting, implemented by OComponentAdapter virtual void SAL_CALL acquire( ) throw () = 0; virtual void SAL_CALL release( ) throw () = 0; // helper /// incremental lock void lock(); /// incremental unlock void unlock(); /// get the lock count sal_Int32 locked() const { return m_nLockCount; } /// dispose the object - stop listening and such void dispose(); protected: // XEventListener virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw( ::com::sun::star::uno::RuntimeException); }; //===================================================================== //= OLoadListener //===================================================================== class OLoadListener : public OComponentListener { friend class OLoadListenerAdapter; protected: OLoadListener( ::osl::Mutex& _rMutex ) : OComponentListener( _rMutex ) { } // XLoadListener equivalents virtual void _loaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0; virtual void _unloading( const ::com::sun::star::lang::EventObject& aEvent ) = 0; virtual void _unloaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0; virtual void _reloading( const ::com::sun::star::lang::EventObject& aEvent ) = 0; virtual void _reloaded( const ::com::sun::star::lang::EventObject& aEvent ) = 0; }; //===================================================================== //= OLoadListenerAdapter //===================================================================== typedef ::cppu::WeakImplHelper1< ::com::sun::star::form::XLoadListener > OLoadListenerAdapter_Base; class OLoadListenerAdapter :public OLoadListenerAdapter_Base ,public OComponentAdapterBase { protected: OLoadListener* getLoadListener( ) { return static_cast< OLoadListener* >( getListener() ); } protected: virtual void disposing(); virtual void startComponentListening(); public: OLoadListenerAdapter( const ::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable >& _rxLoadable, sal_Bool _bAutoRelease = sal_True ); virtual void SAL_CALL acquire( ) throw (); virtual void SAL_CALL release( ) throw (); protected: // XEventListener virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw( ::com::sun::star::uno::RuntimeException); // XLoadListener virtual void SAL_CALL loaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); virtual void SAL_CALL unloading( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); virtual void SAL_CALL unloaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); virtual void SAL_CALL reloading( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); virtual void SAL_CALL reloaded( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException); }; //......................................................................... } // namespace bib //......................................................................... #endif // EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX