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-- FA11B00.A
--
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
--
-- FOUNDATION DESCRIPTION:
-- This foundation declares parent types and operations that can
-- be inherited by its children.
--
-- CHANGE HISTORY:
-- 06 Dec 94 SAIC ACVC 2.0
--
--!
package FA11B00 is -- Application_One_Widget
-- This foundation simulates code that might be obtained as an already
-- implemented set of objects and services, perhaps from a source code
-- vendor. It represents processing of widgets in a window system.
-- These widgets all have the same characteristics, but they are application
-- specific, so we do not allow assignment of an App_1_Widget to App_2_Widget.
-- The dimension measurement is in pixels (dots on the screen).
type Pixels is range 0 .. 10_000;
type Widget_Id is new Integer;
type Widget_Color_Enum is (Amber, Green, White, None);
subtype Widget_Label_Str is string (1 .. 15);
type Widget_Location is
record
X_Location, Y_Location : Pixels;
end record;
type Widget_Size is
record
X_Length, Y_Length : Pixels;
end record;
-- NOTE : not a tagged record.
type App1_Widget (Maximum_Size : Pixels := Pixels'Last)
is record -- Parent type
Size : Widget_Size := (Maximum_Size, Maximum_Size);
ID : Widget_Id := 1;
Location : Widget_Location := (0,0);
Color : Widget_Color_Enum := None;
Label : Widget_Label_Str := " ";
end record;
-- Primitive operation of type Widget.
-- To be inherited by its children derivatives.
procedure App1_Widget_Specific_Oper (The_Widget : in out App1_Widget;
I : in Widget_Id;
C : in Widget_Color_Enum;
L : in Widget_Label_Str);
end FA11B00; -- Application_One_Widget
--=======================================================================--
package body FA11B00 is -- Application_One_Widget
procedure Set_Color (The_Widget : in out App1_Widget;
C : in Widget_Color_Enum) is
begin
The_Widget.Color := C;
end Set_Color;
-------------------------------------------------------------
procedure Set_Label (The_Widget : in out App1_Widget;
L : in Widget_Label_Str) is
begin
The_Widget.Label := L;
end Set_Label;
-------------------------------------------------------------
procedure Set_Id (The_Widget : in out App1_Widget;
I : in Widget_Id) is
begin
The_Widget.Id := I;
end Set_Id;
-------------------------------------------------------------
procedure App1_Widget_Specific_Oper
(The_Widget : in out App1_Widget;
I : in Widget_Id;
C : in Widget_Color_Enum;
L : in Widget_Label_Str) is
begin
Set_Color (The_Widget, C);
Set_Label (The_Widget, L);
Set_Id (The_Widget, I);
end App1_Widget_Specific_Oper;
end FA11B00; -- Application_One_Widget
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