Add support for console I/O

[libs/core.git] / source / console.h

diff --git a/source/console.h b/source/console.h
new file mode 100644 (file)
index 0000000..439ee7b
--- /dev/null
+++ b/source/console.h
@@ -0,0 +1,57 @@
+/* $Id$
+
+This file is part of libmspio
+Copyright © 2008  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#ifndef MSP_IO_CONSOLE_H_
+#define MSP_IO_CONSOLE_H_
+
+#include "base.h"
+
+namespace Msp {
+namespace IO {
+
+/**
+Provides access to standard input, output and error streams.  This class can't
+be instantiated directly - use one of the cin, cout and cerr references
+instead.
+*/
+class Console: public Base
+{
+private:
+       Handle handle;
+
+       Console(unsigned);
+public:
+       ~Console();
+
+       virtual void set_block(bool);
+       
+       /** If local echo is enabled, characters will appear on the console as they
+       are typed.  Can only be used on an input Console.  */
+       void set_local_echo(bool);
+
+       /** If line buffering is enabled, input will only be available when a
+       newline is encountered.  On some systems, this may also enable line editing.
+       Can only be used on an input Console.
+       */
+       void set_line_buffer(bool);
+
+       virtual Handle get_event_handle();
+private:
+       virtual unsigned do_write(const char *, unsigned);
+       virtual unsigned do_read(char *, unsigned);
+public:
+       static Console &instance(unsigned);
+};
+
+extern Console &cin;
+extern Console &cout;
+extern Console &cerr;
+
+} // namespace IO
+} // namespace Msp
+
+#endif