X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=Ada95%2Fsamples%2Fsample-my_field_type.adb;h=74c5140675a4d424f9eccf4b7314e505d153479d;hp=cd289b91cbd6dd67d21956a67a889d5c6ade981a;hb=5242fccf157e715ed878455a3efea6c82b840eb5;hpb=a8987e73ec254703634802b4f7ee30d3a485524d

diff --git a/Ada95/samples/sample-my_field_type.adb b/Ada95/samples/sample-my_field_type.adb
index cd289b91..74c51406 100644
--- a/Ada95/samples/sample-my_field_type.adb
+++ b/Ada95/samples/sample-my_field_type.adb
@@ -7,7 +7,7 @@
 --                                 B O D Y                                  --
 --                                                                          --
 ------------------------------------------------------------------------------
--- Copyright (c) 1998 Free Software Foundation, Inc.                        --
+-- Copyright (c) 1998-2004,2006 Free Software Foundation, Inc.              --
 --                                                                          --
 -- Permission is hereby granted, free of charge, to any person obtaining a  --
 -- copy of this software and associated documentation files (the            --
@@ -35,21 +35,25 @@
 ------------------------------------------------------------------------------
 --  Author:  Juergen Pfeifer, 1996
 --  Version Control
---  $Revision: 1.9 $
+--  $Revision: 1.15 $
+--  $Date: 2006/06/25 14:30:22 $
 --  Binding Version 01.00
 ------------------------------------------------------------------------------
-with Terminal_Interface.Curses.Forms; use Terminal_Interface.Curses.Forms;
+with Terminal_Interface.Curses.Forms;
 
 --  This is a very simple user defined field type. It accepts only a
 --  defined character as input into the field.
 --
 package body Sample.My_Field_Type is
 
-   --  That's simple. There are no field validity checks.
+   --  That's simple. There are minimal field validity checks.
    function Field_Check (Fld : Field;
                          Typ : My_Data) return Boolean
    is
    begin
+      if Fld = Null_Field or Typ.Ch = Character'Val (0) then
+         return False;
+      end if;
       return True;
    end Field_Check;