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             : #include <observablethread.hxx>
      20             : 
      21             : #include <boost/shared_ptr.hpp>
      22             : 
      23             : /** class for an observable thread
      24             : 
      25             :    #i73788#
      26             : 
      27             :     @author OD
      28             : */
      29           0 : ObservableThread::ObservableThread()
      30             :     : mnRefCount( 0 ),
      31             :       mnThreadID( 0 ),
      32           0 :       mpThreadListener()
      33             : {
      34           0 : }
      35             : 
      36           0 : ObservableThread::~ObservableThread()
      37             : {
      38           0 : }
      39             : 
      40           0 : oslInterlockedCount ObservableThread::acquire()
      41             : {
      42           0 :     return osl_atomic_increment( &mnRefCount );
      43             : }
      44             : 
      45           0 : oslInterlockedCount ObservableThread::release()
      46             : {
      47           0 :     oslInterlockedCount nCount( osl_atomic_decrement( &mnRefCount ) );
      48           0 :     if ( nCount == 0 )
      49           0 :         delete this;
      50           0 :     return nCount;
      51             : }
      52             : 
      53           0 : void ObservableThread::SetListener( boost::weak_ptr< IFinishedThreadListener > pThreadListener,
      54             :                                     const oslInterlockedCount nThreadID )
      55             : {
      56           0 :     mpThreadListener = pThreadListener;
      57           0 :     mnThreadID = nThreadID;
      58           0 : }
      59             : 
      60           0 : void SAL_CALL ObservableThread::run()
      61             : {
      62           0 :     acquire();
      63             : 
      64           0 :     threadFunction();
      65           0 : }
      66             : 
      67           0 : void SAL_CALL ObservableThread::onTerminated()
      68             : {
      69           0 :     threadFinished();
      70             : 
      71             :     // notify observer
      72           0 :     boost::shared_ptr< IFinishedThreadListener > pThreadListener = mpThreadListener.lock();
      73           0 :     if ( pThreadListener )
      74             :     {
      75           0 :         pThreadListener->NotifyAboutFinishedThread( mnThreadID );
      76             :     }
      77             : 
      78           0 :     release();
      79           0 : }
      80             : 
      81           0 : void ObservableThread::threadFinished()
      82             : {
      83             :     // empty default implementation
      84           0 : }
      85             : 
      86             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */