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Modula Definition | 1987-10-18 | 1.4 KB | 57 lines |
- DEFINITION MODULE Windows;
-
- (* (C) Copyright 1987 Fitted Software Tools. All rights reserved. *)
-
- (*
- This module provides a simple implementation of overlapping text
- windows.
-
- The procedures in this module assume that the display is in text mode.
-
- This module installs the procedures Write and Goto from module Display
- in TermBase.
- *)
-
- FROM SYSTEM IMPORT ADDRESS;
-
- TYPE Window;
-
- PROCEDURE OpenWindow( VAR w :Window; l1, c1, l2, c2 :CARDINAL;
- frame :BOOLEAN; header :ARRAY OF CHAR
- );
- (*
- Open a new window with top left corner at l1,c1 and bottom right
- corner at l2,c2.
-
- IF frame THEN the window is framed.
-
- The header string is centered on the top edge of the window.
- *)
-
- PROCEDURE SelectWindow( w :Window; mustSave :BOOLEAN );
- (*
- Make w the current window; w is moved to the top.
-
- mustSave allows for faster window switches when using non overlapping
- windows. If mustSave is FALSE, the contents of the current window is
- not saved, and the contents of the new current window is not restored.
- *)
-
- PROCEDURE CloseWindow( w :Window );
- (*
- close (destroy) window w.
- *)
-
- PROCEDURE CloseCurWindow;
- (*
- close the top window.
-
- The previously current window becomes current.
- *)
-
- PROCEDURE NewWindowTitle( header :ARRAY OF CHAR );
- (*
- display a new window title.
- *)
-
- END Windows.