application.h
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1 /*
2  * Copyright (C) 2006-2008 Marc Boris Duerner
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 #ifndef CXXTOOLS_APPLICATION_H
29 #define CXXTOOLS_APPLICATION_H
30 
31 #include <cxxtools/eventloop.h>
32 #include <cxxtools/application.h>
33 #include <cxxtools/connectable.h>
34 #include <cxxtools/event.h>
35 #include <cxxtools/signal.h>
36 
37 namespace cxxtools {
38 
39  class ApplicationImpl;
40 
68  class Application : public Connectable
69  {
70  void construct();
71 
72  public:
73  Application();
74 
75  Application(int argc, char** argv);
76 
78 
79  Application(EventLoopBase* loop, int argc, char** argv);
80 
81  ~Application();
82 
83  static Application& instance();
84 
86  { return *_loop; }
87 
88  void run()
89  { _loop->run(); }
90 
91  void exit()
92  { _loop->exit(); }
93 
94  bool catchSystemSignal(int sig);
95 
96  bool raiseSystemSignal(int sig);
97 
98  Signal<int> systemSignal;
99 
100  int argc() const
101  { return _argc; }
102 
103  char** argv() const
104  { return _argv; }
105 
106  ApplicationImpl& impl()
107  { return *_impl; }
108 
109  protected:
110  void init(EventLoopBase& loop);
111 
112  private:
113  ApplicationImpl* _impl;
114  int _argc;
115  char** _argv;
116  EventLoopBase* _loop;
117  EventLoop* _owner;
118  };
119 
120 } // namespace cxxtools
121 
122 #endif