threadpool.h
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1 /*
2  * Copyright (C) 2010 Tommi Maekitalo
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 
29 #ifndef CXXTOOLS_THREADPOOL_H
30 #define CXXTOOLS_THREADPOOL_H
31 
32 #include <cxxtools/callable.h>
33 
34 namespace cxxtools
35 {
36  class ThreadPoolImpl;
37 
38  class ThreadPool
39  {
40  public:
46  explicit ThreadPool(unsigned size, bool doStart = true);
47 
53  ~ThreadPool();
54 
57  void start();
58 
65  void stop(bool cancel = false);
66 
71  void schedule(const Callable<void>& cb);
72 
75  bool running() const;
76 
79  bool stopped() const;
80 
81  private:
82  ThreadPoolImpl* _impl;
83  };
84 }
85 
86 #endif // CXXTOOLS_THREADPOOL_H