extensions/source/propctrlr/propeventtranslation.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "propeventtranslation.hxx"
  21
  22 #include <com/sun/star/lang/DisposedException.hpp>
  23
  24
  25 namespace pcr
  26 {
  27
  28
  29     using ::com::sun::star::beans::PropertyChangeEvent;
  30     using ::com::sun::star::uno::RuntimeException;
  31     using ::com::sun::star::lang::EventObject;
  32     using ::com::sun::star::uno::Reference;
  33     using ::com::sun::star::beans::XPropertyChangeListener;
  34     using ::com::sun::star::uno::XInterface;
  35     using ::com::sun::star::lang::DisposedException;
  36
  37
  38     //= PropertyEventTranslation
  39
  40
  41     PropertyEventTranslation::PropertyEventTranslation( const Reference< XPropertyChangeListener >& _rxDelegator,
  42         const Reference< XInterface >& _rxTranslatedEventSource )
  43         :m_xDelegator( _rxDelegator )
  44         ,m_xTranslatedEventSource( _rxTranslatedEventSource )
  45     {
  46         if ( !m_xDelegator.is() )
  47             throw RuntimeException();
  48     }
  49
  50
  51     void SAL_CALL PropertyEventTranslation::propertyChange( const PropertyChangeEvent& evt )
  52     {
  53         if ( !m_xDelegator.is() )
  54             throw DisposedException();
  55
  56         if ( !m_xTranslatedEventSource.is() )
  57             m_xDelegator->propertyChange( evt );
  58         else
  59         {
  60             PropertyChangeEvent aTranslatedEvent( evt );
  61             aTranslatedEvent.Source = m_xTranslatedEventSource;
  62             m_xDelegator->propertyChange( aTranslatedEvent );
  63         }
  64     }
  65
  66
  67     void SAL_CALL PropertyEventTranslation::disposing( const EventObject& Source )
  68     {
  69         if ( !m_xDelegator.is() )
  70             throw DisposedException();
  71
  72         if ( !m_xTranslatedEventSource.is() )
  73             m_xDelegator->disposing( Source );
  74         else
  75         {
  76             EventObject aTranslatedEvent( Source );
  77             aTranslatedEvent.Source = m_xTranslatedEventSource;
  78             m_xDelegator->disposing( aTranslatedEvent );
  79         }
  80
  81         m_xDelegator.clear();
  82         m_xTranslatedEventSource.clear();
  83     }
  84
  85
  86 } // namespace pcr
  87
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */