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StdinHandler.h
1 /*
2  * This library is free software; you can redistribute it and/or
3  * modify it under the terms of the GNU Lesser General Public
4  * License as published by the Free Software Foundation; either
5  * version 2.1 of the License, or (at your option) any later version.
6  *
7  * This library is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10  * Lesser General Public License for more details.
11  *
12  * You should have received a copy of the GNU Lesser General Public
13  * License along with this library; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15  *
16  * StdinHandler.h
17  * Enables reading input from stdin one character at a time. Useful if you want
18  * to create a simple interactive interface for programs.
19  * Copyright (C) 2012 Simon Newton
20  */
21 
22 #ifndef INCLUDE_OLA_IO_STDINHANDLER_H_
23 #define INCLUDE_OLA_IO_STDINHANDLER_H_
24 
25 #ifndef _WIN32
26 #include <termios.h>
27 #endif
28 #include <ola/Callback.h>
29 #include <ola/io/Descriptor.h>
30 #include <ola/io/SelectServerInterface.h>
31 #include <memory>
32 
33 
34 namespace ola {
35 namespace io {
36 
37 class StdinHandler {
38  public :
40 
41  explicit StdinHandler(SelectServerInterface *ss, InputCallback *callback);
42  ~StdinHandler();
43 
44  private:
45  UnmanagedFileDescriptor m_stdin_descriptor;
46 #ifndef _WIN32
47  termios m_old_tc;
48 #endif
50  std::auto_ptr<InputCallback> m_callback;
51 
52  // stdin
53  void HandleData();
54 };
55 } // namespace io
56 } // namespace ola
57 #endif // INCLUDE_OLA_IO_STDINHANDLER_H_