framework/source/helper/wakeupthread.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   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
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   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 //_______________________________________________
  22 // include files of own module
  23 #include <helper/wakeupthread.hxx>
  24 #include <threadhelp/readguard.hxx>
  25 #include <threadhelp/writeguard.hxx>
  26
  27
  28 namespace framework{
  29
  30
  31 //***********************************************
  32 WakeUpThread::WakeUpThread(const css::uno::Reference< css::util::XUpdatable >& xListener)
  33     : ThreadHelpBase(         )
  34     , m_xListener   (xListener)
  35 {
  36 }
  37
  38 //***********************************************
  39 void SAL_CALL WakeUpThread::run()
  40 {
  41     ::osl::Condition aSleeper;
  42
  43     TimeValue aTime;
  44     aTime.Seconds = 0;
  45     aTime.Nanosec = 25000000; // 25 msec
  46
  47     while(schedule())
  48     {
  49         aSleeper.reset();
  50         aSleeper.wait(&aTime);
  51
  52         // SAFE ->
  53         ReadGuard aReadLock(m_aLock);
  54         css::uno::Reference< css::util::XUpdatable > xListener(m_xListener.get(), css::uno::UNO_QUERY);
  55         aReadLock.unlock();
  56         // <- SAFE
  57
  58         if (xListener.is())
  59             xListener->update();
  60     }
  61 }
  62
  63 //***********************************************
  64 void SAL_CALL WakeUpThread::onTerminated()
  65 {
  66     delete this;
  67 }
  68
  69 } // namespace framework
  70
  71 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */