framework/source/helper/wakeupthread.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 <sal/config.h>
  21
  22 #include <com/sun/star/uno/Reference.hxx>
  23 #include <com/sun/star/util/XUpdatable.hpp>
  24 #include <osl/mutex.hxx>
  25 #include <osl/time.h>
  26
  27 #include <helper/wakeupthread.hxx>
  28
  29 void framework::WakeUpThread::execute() {
  30     for (;;) {
  31         TimeValue t{0, 25000000}; // 25 msec
  32         condition_.wait(&t);
  33         {
  34             osl::MutexGuard g(mutex_);
  35             if (terminate_) {
  36                 break;
  37             }
  38         }
  39         css::uno::Reference<css::util::XUpdatable> up(updatable_);
  40         if (up.is()) {
  41             up->update();
  42         }
  43     }
  44 }
  45
  46 framework::WakeUpThread::WakeUpThread(
  47     css::uno::Reference<css::util::XUpdatable> const & updatable):
  48     Thread("WakeUpThread"), updatable_(updatable), terminate_(false)
  49 {}
  50
  51 void framework::WakeUpThread::stop() {
  52     {
  53         osl::MutexGuard g(mutex_);
  54         terminate_ = true;
  55     }
  56     condition_.set();
  57     join();
  58 }
  59
  60 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */