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Diffstat (limited to 'dbaccess/source/ui/app/closeveto.cxx')
| -rw-r--r-- | dbaccess/source/ui/app/closeveto.cxx | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/dbaccess/source/ui/app/closeveto.cxx b/dbaccess/source/ui/app/closeveto.cxx new file mode 100644 index 000000000000..558df26b643e --- /dev/null +++ b/dbaccess/source/ui/app/closeveto.cxx @@ -0,0 +1,180 @@ +/************************************************************************* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * 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. + * + ************************************************************************/ + +#include "precompiled_dbaccess.hxx" + +#include "closeveto.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/util/XCloseable.hpp> +/** === end UNO includes === **/ + +#include <cppuhelper/implbase1.hxx> +#include <rtl/ref.hxx> +#include <tools/diagnose_ex.h> + +//...................................................................................................................... +namespace dbaui +{ +//...................................................................................................................... + + /** === begin UNO using === **/ + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::UNO_SET_THROW; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::uno::RuntimeException; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::makeAny; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::uno::Type; + using ::com::sun::star::util::XCloseable; + using ::com::sun::star::util::XCloseListener; + using ::com::sun::star::util::CloseVetoException; + using ::com::sun::star::lang::EventObject; + /** === end UNO using === **/ + + //================================================================================================================== + //= CloseListener_Impl + //================================================================================================================== + typedef ::cppu::WeakImplHelper1 < XCloseListener + > CloseListener_Base; + class DBACCESS_DLLPRIVATE CloseListener_Impl : public CloseListener_Base + { + public: + CloseListener_Impl() + :m_bHasOwnership( false ) + { + } + + // XCloseListener + virtual void SAL_CALL queryClosing( const EventObject& Source, ::sal_Bool GetsOwnership ) throw (CloseVetoException, RuntimeException); + virtual void SAL_CALL notifyClosing( const EventObject& Source ) throw (RuntimeException); + + // XEventListener + virtual void SAL_CALL disposing( const EventObject& Source) throw (RuntimeException); + + bool hasOwnership() const { return m_bHasOwnership; } + + protected: + ~CloseListener_Impl() + { + } + + private: + bool m_bHasOwnership; + }; + + //------------------------------------------------------------------------------------------------------------------ + void SAL_CALL CloseListener_Impl::queryClosing( const EventObject& i_source, ::sal_Bool i_deliverOwnership ) throw (CloseVetoException, RuntimeException) + { + (void)i_source; + + if ( !m_bHasOwnership ) + m_bHasOwnership = i_deliverOwnership; + + throw CloseVetoException(); + } + + //------------------------------------------------------------------------------------------------------------------ + void SAL_CALL CloseListener_Impl::notifyClosing( const EventObject& i_source ) throw (RuntimeException) + { + (void)i_source; + } + + //------------------------------------------------------------------------------------------------------------------ + void SAL_CALL CloseListener_Impl::disposing( const EventObject& i_source ) throw (RuntimeException) + { + (void)i_source; + } + + //================================================================================================================== + //= CloseVeto_Data + //================================================================================================================== + struct DBACCESS_DLLPRIVATE CloseVeto_Data + { + Reference< XCloseable > xCloseable; + ::rtl::Reference< CloseListener_Impl > pListener; + }; + + //================================================================================================================== + //= operations + //================================================================================================================== + namespace + { + //-------------------------------------------------------------------------------------------------------------- + void lcl_init( CloseVeto_Data& i_data, const Reference< XInterface >& i_closeable ) + { + i_data.xCloseable.set( i_closeable, UNO_QUERY ); + ENSURE_OR_RETURN_VOID( i_data.xCloseable.is(), "CloseVeto: the component is not closeable!" ); + + i_data.pListener = new CloseListener_Impl; + i_data.xCloseable->addCloseListener( i_data.pListener.get() ); + } + + //-------------------------------------------------------------------------------------------------------------- + void lcl_deinit( CloseVeto_Data& i_data ) + { + if ( !i_data.xCloseable.is() ) + return; + + i_data.xCloseable->removeCloseListener( i_data.pListener.get() ); + if ( i_data.pListener->hasOwnership() ) + { + try + { + i_data.xCloseable->close( sal_True ); + } + catch( const CloseVetoException& ) { } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + } + } + } + + //================================================================================================================== + //= CloseVeto + //================================================================================================================== + //------------------------------------------------------------------------------------------------------------------ + CloseVeto::CloseVeto( const Reference< XInterface >& i_closeable ) + :m_pData( new CloseVeto_Data ) + { + lcl_init( *m_pData, i_closeable ); + } + + //------------------------------------------------------------------------------------------------------------------ + CloseVeto::~CloseVeto() + { + lcl_deinit( *m_pData ); + } + +//...................................................................................................................... +} // namespace dbaui +//...................................................................................................................... |