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Ada Programming/Libraries/Ada.Wide_Text_IO.Editing

< Ada Programming | Libraries

This language feature is available from Ada 95 on.

Ada. Time-tested, safe and secure.
Ada. Time-tested, safe and secure.

Ada.Wide_Text_IO.Editing is a unit of the Predefined Language Environment since Ada 95.

Specification

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--                     Standard Ada library specification
--   Copyright (c) 2003-2018 Maxim Reznik <reznikmm@gmail.com>
--   Copyright (c) 2004-2016 AXE Consultants
--   Copyright (c) 2004, 2005, 2006 Ada-Europe
--   Copyright (c) 2000 The MITRE Corporation, Inc.
--   Copyright (c) 1992, 1993, 1994, 1995 Intermetrics, Inc.
--   SPDX-License-Identifier: BSD-3-Clause and LicenseRef-AdaReferenceManual
-- -------------------------------------------------------------------------

package Ada.Wide_Text_IO.Editing is

   type Picture is private;

   function Valid (Pic_String      : in String;
                   Blank_When_Zero : in Boolean := False) return Boolean;

   function To_Picture (Pic_String      : in String;
                        Blank_When_Zero : in Boolean := False)
                       return Picture;

   function Pic_String      (Pic : in Picture) return String;
   function Blank_When_Zero (Pic : in Picture) return Boolean;

   Max_Picture_Length  : constant := implementation_defined;

   Picture_Error       : exception;

   Default_Currency    : constant Wide_String    := "$";
   Default_Fill        : constant Wide_Character := '*';
   Default_Separator   : constant Wide_Character := ',';
   Default_Radix_Mark  : constant Wide_Character := '.';

   generic
      type Num is delta <> digits <>;

      Default_Currency   : in String
        := Wide_Text_IO.Editing.Default_Currency;
      Default_Fill       : in Wide_Character
        := Wide_Text_IO.Editing.Default_Fill;
      Default_Separator  : in Wide_Character
        := Wide_Text_IO.Editing.Default_Separator;
      Default_Radix_Mark : in Wide_Character
        := Wide_Text_IO.Editing.Default_Radix_Mark;
   package Decimal_Output is
      function Length (Pic      : in Picture;
                       Currency : in Wide_String := Default_Currency)
                      return Natural;

      function Valid (Item     : in Num;
                      Pic      : in Picture;
                      Currency : in Wide_String := Default_Currency)
                     return Boolean;

      function Image (Item       : in Num;
                      Pic        : in Picture;
                      Currency   : in Wide_String    := Default_Currency;
                      Fill       : in Wide_Character := Default_Fill;
                      Separator  : in Wide_Character := Default_Separator;
                      Radix_Mark : in Wide_Character := Default_Radix_Mark)
                     return Wide_String;

      procedure Put (File       : in File_Type;
                     Item       : in Num;
                     Pic        : in Picture;
                     Currency   : in Wide_String    := Default_Currency;
                     Fill       : in Wide_Character := Default_Fill;
                     Separator  : in Wide_Character := Default_Separator;
                     Radix_Mark : in Wide_Character := Default_Radix_Mark);

      procedure Put (Item       : in Num;
                     Pic        : in Picture;
                     Currency   : in Wide_String    := Default_Currency;
                     Fill       : in Wide_Character := Default_Fill;
                     Separator  : in Wide_Character := Default_Separator;
                     Radix_Mark : in Wide_Character := Default_Radix_Mark);

      procedure Put (To         : out Wide_String;
                     Item       : in Num;
                     Pic        : in Picture;
                     Currency   : in Wide_String    := Default_Currency;
                     Fill       : in Wide_Character := Default_Fill;
                     Separator  : in Wide_Character := Default_Separator;
                     Radix_Mark : in Wide_Character := Default_Radix_Mark);
   end Decimal_Output;

private
   pragma Import (Ada, Picture);
end Ada.Wide_Text_IO.Editing;

See also

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Wikibook

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External examples

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Ada Reference Manual

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Ada 95

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Ada 2005

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Ada 2012

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Open-Source Implementations

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FSF GNAT

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