vcl/source/helper/threadex.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 <vcl/threadex.hxx>
  21 #include <vcl/svapp.hxx>
  22
  23 using namespace vcl;
  24
  25 SolarThreadExecutor::SolarThreadExecutor()
  26     : m_aStart()
  27     , m_aFinish()
  28     , m_bTimeout(false)
  29 {
  30 }
  31
  32 SolarThreadExecutor::~SolarThreadExecutor() {}
  33
  34 IMPL_LINK_NOARG(SolarThreadExecutor, worker, void*, void)
  35 {
  36     if (!m_bTimeout)
  37     {
  38         m_aStart.set();
  39         doIt();
  40         m_aFinish.set();
  41     }
  42 }
  43
  44 void SolarThreadExecutor::execute()
  45 {
  46     if (Application::IsMainThread())
  47     {
  48         m_aStart.set();
  49         doIt();
  50         m_aFinish.set();
  51     }
  52     else
  53     {
  54         m_aStart.reset();
  55         m_aFinish.reset();
  56         SolarMutexReleaser aReleaser;
  57         ImplSVEvent* nEvent = Application::PostUserEvent(LINK(this, SolarThreadExecutor, worker));
  58         if (m_aStart.wait() == osl::Condition::result_timeout)
  59         {
  60             m_bTimeout = true;
  61             Application::RemoveUserEvent(nEvent);
  62         }
  63         else
  64         {
  65             m_aFinish.wait();
  66         }
  67     }
  68 }
  69
  70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */