RAMSES	Systems Ecology
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DEFINITION MODULE  Console;

  (*******************************************************************

    Module  Console     (Version 1.0)

      Copyright (c) 1987-2006 by Alex Itten, Andreas Fischlin and
      ETH Zurich.

    Purpose   Terminal input/output using a cursor and a
              scrollable window.

    Remarks   --


    Programming

      o Design
        Alex Itten                22/05/1987
        Andreas Fischlin          14/06/2005

      o Implementation
        Alex Itten                22/05/1987
        Andreas Fischlin          14/06/2005


    ETH Zurich
    Systems Ecology
    CHN E 35.1
    Universitaetstrasse 16
    8092 Zurich
    SWITZERLAND

    URLs:
        <mailto:RAMSES@env.ethz.ch>
        <http://www.sysecol.ethz.ch>
        <http://www.sysecol.ethz.ch/SimSoftware/RAMSES>


    Last revision of definition:  15/06/2005  AF

  *******************************************************************)


  FROM DMWindows IMPORT Window;

  VAR terminalWindow: Window;

  PROCEDURE Read(VAR ch: CHAR);
  PROCEDURE BusyRead(VAR ch: CHAR);
  PROCEDURE ReadString(VAR s: ARRAY OF CHAR);
  (*
    Allows editing within line by BS or DEL (rubout), cursor left, right
    (within line) and returns as soon as the return key has been pressed.
    Note, the return key is not contained in returned s and any keys used
    to navigate or edit the string are not contained in s.
  *)

  PROCEDURE Write(ch: CHAR);
  (*
    Interpretes BS or DEL (rubout, only within line), cursor left, right
    (no rubout, only within line), LF (no return), and CR (carriage
    return and line feed)
  *)
  PROCEDURE WriteString(s: ARRAY OF CHAR);
  PROCEDURE WriteLn;

  PROCEDURE OpenTerminal;
  PROCEDURE SaveTerminal;  (* Saves all current visible lines to a file *)
  PROCEDURE CloseTerminal;

END Console.