Specification of package Tgx.String_Scanning

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 ===                 Top Graph'X CORBA Implementation                  === --
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 ===                 Copyright (c) 1996, Top Graph'X.                  === --
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 ===                     --- Copyright Notice ---                      === --
 ===                                                                   === --
 ===    This software is protected as an unpublished work under the    === --
 ===     Copyright Act of 1976.  All rights reserved.  Top Graph'X.    === --
 ===                                                                   === --
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package Tgx.String_Scanning is
   function Lower (Str : in String) return String ;

   function Upper (Str : in String) return String ;

   function Capitalize (Str : in String) return String ;

   procedure Scan_For ( Str   : in String;
                        Ch    : in Character;
                        Index : in out Natural) ;

   procedure Scan_Numeric ( Str   : in String;
                            Index : in out natural) ;

   procedure Scan_Alphanumeric ( Str   : in String;
                                 Index : in out Natural) ;

   procedure Scan_Ident ( Str   : in String;
                          Index : in out Natural) ;

   procedure Scan_Whitespace ( Str   : in String;
                               Index : in out  Natural ) ;

   procedure Panic_Mode_Recovery ( Str   : in String;
                                   Index : in out Natural) ;

   function Str_To_Hex (Str : in String) return Integer ;

   function Str_To_Oct (Str : in String) return Integer ;

   function Str_To_Num (Str : in String) return Integer ;
   
    return a string without preceding Whitespace
   function Image_Of (Int : in Integer) return String ;

end Tgx.String_Scanning ;