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  1. /****************************************************************************
  2. **
  3. ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  4. ** All rights reserved.
  5. ** Contact: Nokia Corporation (qt-info@nokia.com)
  6. **
  7. ** This file is part of the examples of the Qt Toolkit.
  8. **
  9. ** $QT_BEGIN_LICENSE:BSD$
  10. ** You may use this file under the terms of the BSD license as follows:
  11. **
  12. ** "Redistribution and use in source and binary forms, with or without
  13. ** modification, are permitted provided that the following conditions are
  14. ** met:
  15. **   * Redistributions of source code must retain the above copyright
  16. **     notice, this list of conditions and the following disclaimer.
  17. **   * Redistributions in binary form must reproduce the above copyright
  18. **     notice, this list of conditions and the following disclaimer in
  19. **     the documentation and/or other materials provided with the
  20. **     distribution.
  21. **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
  22. **     the names of its contributors may be used to endorse or promote
  23. **     products derived from this software without specific prior written
  24. **     permission.
  25. **
  26. ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  27. ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  28. ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  29. ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  30. ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  31. ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  32. ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  33. ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  34. ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  35. ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  36. ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
  37. ** $QT_END_LICENSE$
  38. **
  39. ****************************************************************************/
  40. #include <QtCore>
  41. // A hello world program to demonstrate the use of the global thread pool
  42.  
  43. //! [1]
  44. // hellothreadpool/main.cpp
  45. class Work : public QRunnable
  46. {
  47. public:
  48.     void run()
  49.     {
  50.         qDebug() << "Hello from thread " << QThread::currentThread();
  51.     }
  52. };
  53.  
  54. int main(int argc, char *argv[])
  55. {
  56.     QCoreApplication app(argc, argv);
  57.     Work work;
  58.     work.setAutoDelete(false);
  59.     QThreadPool *threadPool = QThreadPool::globalInstance();
  60.     threadPool->start(&work);
  61.     qDebug() << "hello from GUI thread " << QThread::currentThread();
  62.     threadPool->waitForDone();
  63.     return 0;
  64. }
  65. //! [1]
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