LCOV - code coverage report
Current view: top level - comphelper/source/misc - SelectionMultiplex.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 57 0.0 %
Date: 2014-04-14 Functions: 0 12 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : 
      21             : #include <comphelper/SelectionMultiplex.hxx>
      22             : #include <osl/diagnose.h>
      23             : 
      24             : 
      25             : namespace comphelper
      26             : {
      27             : 
      28             : 
      29             : using namespace ::com::sun::star::uno;
      30             : using namespace ::com::sun::star::lang;
      31             : using namespace ::com::sun::star::view;
      32             : 
      33             : 
      34             : //= OSelectionChangeListener
      35             : 
      36             : 
      37           0 : OSelectionChangeListener::~OSelectionChangeListener()
      38             : {
      39           0 :     if (m_pAdapter)
      40           0 :         m_pAdapter->dispose();
      41           0 : }
      42             : 
      43             : 
      44           0 : void OSelectionChangeListener::_disposing(const EventObject&)
      45             :     throw (RuntimeException, std::exception)
      46             : {
      47             :     // nothing to do here
      48           0 : }
      49             : 
      50             : 
      51           0 : void OSelectionChangeListener::setAdapter(OSelectionChangeMultiplexer* pAdapter)
      52             : {
      53           0 :     if (m_pAdapter)
      54             :     {
      55           0 :         ::osl::MutexGuard aGuard(m_rMutex);
      56           0 :         m_pAdapter->release();
      57           0 :         m_pAdapter = NULL;
      58             :     }
      59             : 
      60           0 :     if (pAdapter)
      61             :     {
      62           0 :         ::osl::MutexGuard aGuard(m_rMutex);
      63           0 :         m_pAdapter = pAdapter;
      64           0 :         m_pAdapter->acquire();
      65             :     }
      66           0 : }
      67             : 
      68             : 
      69             : //= OSelectionChangeMultiplexer
      70             : 
      71             : 
      72           0 : OSelectionChangeMultiplexer::OSelectionChangeMultiplexer(OSelectionChangeListener* _pListener, const  Reference< XSelectionSupplier>& _rxSet, bool _bAutoReleaseSet)
      73             :             :m_xSet(_rxSet)
      74             :             ,m_pListener(_pListener)
      75             :             ,m_nLockCount(0)
      76             :             ,m_bListening(false)
      77           0 :             ,m_bAutoSetRelease(_bAutoReleaseSet)
      78             : {
      79           0 :     m_pListener->setAdapter(this);
      80           0 :     osl_atomic_increment(&m_refCount);
      81             :     {
      82           0 :         Reference< XSelectionChangeListener> xPreventDelete(this);
      83           0 :         m_xSet->addSelectionChangeListener(xPreventDelete);
      84             :     }
      85           0 :     osl_atomic_decrement(&m_refCount);
      86           0 : }
      87             : 
      88             : 
      89           0 : OSelectionChangeMultiplexer::~OSelectionChangeMultiplexer()
      90             : {
      91           0 : }
      92             : 
      93             : 
      94           0 : void OSelectionChangeMultiplexer::lock()
      95             : {
      96           0 :     ++m_nLockCount;
      97           0 : }
      98             : 
      99             : 
     100           0 : void OSelectionChangeMultiplexer::unlock()
     101             : {
     102           0 :     --m_nLockCount;
     103           0 : }
     104             : 
     105             : 
     106           0 : void OSelectionChangeMultiplexer::dispose()
     107             : {
     108           0 :     if (m_bListening)
     109             :     {
     110           0 :         Reference< XSelectionChangeListener> xPreventDelete(this);
     111             : 
     112           0 :         m_xSet->removeSelectionChangeListener(xPreventDelete);
     113             : 
     114           0 :         m_pListener->setAdapter(NULL);
     115             : 
     116           0 :         m_pListener = NULL;
     117           0 :         m_bListening = false;
     118             : 
     119           0 :         if (m_bAutoSetRelease)
     120           0 :             m_xSet = NULL;
     121             :     }
     122           0 : }
     123             : 
     124             : // XEventListener
     125             : 
     126           0 : void SAL_CALL OSelectionChangeMultiplexer::disposing( const  EventObject& _rSource) throw( RuntimeException, std::exception)
     127             : {
     128           0 :     if (m_pListener)
     129             :     {
     130             :          // tell the listener
     131           0 :         if (!locked())
     132           0 :             m_pListener->_disposing(_rSource);
     133             :         // disconnect the listener
     134           0 :         if (m_pListener)    // may have been reset whilest calling into _disposing
     135           0 :             m_pListener->setAdapter(NULL);
     136             :     }
     137             : 
     138           0 :     m_pListener = NULL;
     139           0 :     m_bListening = false;
     140             : 
     141           0 :     if (m_bAutoSetRelease)
     142           0 :         m_xSet = NULL;
     143           0 : }
     144             : 
     145             : // XSelectionChangeListener
     146             : 
     147           0 : void SAL_CALL OSelectionChangeMultiplexer::selectionChanged( const  EventObject& _rEvent ) throw( RuntimeException, std::exception)
     148             : {
     149           0 :     if (m_pListener && !locked())
     150           0 :         m_pListener->_selectionChanged(_rEvent);
     151           0 : }
     152             : 
     153             : }
     154             : 
     155             : 
     156             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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