diff options
Diffstat (limited to 'extensions/source/bibliography/loadlisteneradapter.hxx')
| -rw-r--r-- | extensions/source/bibliography/loadlisteneradapter.hxx | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/extensions/source/bibliography/loadlisteneradapter.hxx b/extensions/source/bibliography/loadlisteneradapter.hxx new file mode 100644 index 000000000000..ed3faa01b2ce --- /dev/null +++ b/extensions/source/bibliography/loadlisteneradapter.hxx @@ -0,0 +1,188 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: loadlisteneradapter.hxx,v $ + * $Revision: 1.8 $ + * + * 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 EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX +#define EXTENSIONS_BIB_LOADLISTENERADAPTER_HXX + +#include <osl/mutex.hxx> +#include <com/sun/star/lang/XComponent.hpp> +#include <cppuhelper/implbase1.hxx> +#include <com/sun/star/form/XLoadable.hpp> + +//......................................................................... +namespace bib +{ +//......................................................................... + + class OComponentAdapterBase; + + //===================================================================== + //= OComponentListener + //===================================================================== + class OComponentListener + { + friend class OComponentAdapterBase; + + private: + OComponentAdapterBase* m_pAdapter; + ::osl::Mutex& m_rMutex; + protected: + OComponentListener( ::osl::Mutex& _rMutex ) + :m_pAdapter( NULL ) + ,m_rMutex( _rMutex ) + { + } + + 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 + /// 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 + |