sd/source/helper/simplereferencecomponent.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 <helper/simplereferencecomponent.hxx>
  21
  22 #include <com/sun/star/uno/RuntimeException.hpp>
  23 #include <osl/diagnose.h>
  24 #include <tools/diagnose_ex.h>
  25
  26 using com::sun::star::uno::RuntimeException;
  27 using sd::SimpleReferenceComponent;
  28
  29 SimpleReferenceComponent::SimpleReferenceComponent()
  30 : m_nCount(0)
  31 , mbDisposed(false)
  32 {
  33 }
  34
  35 SimpleReferenceComponent::~SimpleReferenceComponent()
  36 {
  37     OSL_ASSERT(m_nCount == 0);
  38     OSL_ASSERT(mbDisposed);
  39 }
  40
  41 void SimpleReferenceComponent::acquire()
  42 {
  43     osl_atomic_increment(&m_nCount);
  44 }
  45
  46 void SimpleReferenceComponent::release()
  47 {
  48     if((1 == m_nCount) && !mbDisposed)
  49     {
  50         try
  51         {
  52             Dispose();
  53         }
  54         catch (RuntimeException const &) // don't break throw ()
  55         {
  56             TOOLS_WARN_EXCEPTION( "sd", "" );
  57         }
  58     }
  59
  60     if(osl_atomic_decrement(&m_nCount) == 0) delete this;
  61 }
  62
  63 void SimpleReferenceComponent::Dispose()
  64 {
  65     if( !mbDisposed )
  66     {
  67         mbDisposed = true;
  68         disposing();
  69     }
  70 }
  71
  72 void SimpleReferenceComponent::disposing()
  73 {
  74 }
  75
  76 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */