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StdinHandler.h
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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 // _WIN32
28 #include <ola/Callback.h>
29 #include <ola/io/Descriptor.h>
30 #include <ola/io/SelectServerInterface.h>
31 #include <memory>
32 
52 namespace ola {
53 namespace io {
54 
60 class StdinHandler {
61  public :
63 
69  explicit StdinHandler(SelectServerInterface *ss, InputCallback *callback);
70  ~StdinHandler();
71 
72  private:
73  UnmanagedFileDescriptor m_stdin_descriptor;
74 #ifndef _WIN32
75  termios m_old_tc;
76 #endif // _WIN32
78  std::auto_ptr<InputCallback> m_callback;
79 
80  // stdin
81  void HandleData();
82 };
83 } // namespace io
84 } // namespace ola
86 #endif // INCLUDE_OLA_IO_STDINHANDLER_H_
The interface for the SelectServer.
Definition: SelectServerInterface.h:42
Definition: StdinHandler.h:60
StdinHandler(SelectServerInterface *ss, InputCallback *callback)
Handle data from stdin.
Definition: StdinHandler.cpp:33
Allows a FD created by a library to be used with the SelectServer.
Definition: Descriptor.h:247
The namespace containing all OLA symbols.
Definition: Credentials.cpp:44
A 1 argument callback which can be called multiple times.
Definition: Callback.h:992