File : asgc.adb
-- The Ada Structured Library - A set of container classes and general
-- tools for use with Ada95.
-- Copyright (C) 1998-1999 Corey Minyard (minyard@acm.org)
--
-- This library is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the
-- Free Software Foundation; either version 2 of the License, or (at your
-- option) any later version.
--
-- This library is distributed in the hope that it will be useful, but
-- WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-- General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along
-- with this library; if not, write to the Free Software Foundation, Inc.,
-- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
--
-- As a special exception, if other files instantiate generics from this
-- unit, or you link this unit with other files to produce an executable,
-- this unit does not by itself cause the resulting executable to be
-- covered by the GNU General Public License. This exception does not
-- however invalidate any other reasons why the executable file might be
-- covered by the GNU Public License.
--
package body Asgc is
procedure Search (Iter : in out Iterator;
Val : in Contained_Type;
Found : out Boolean) is
Is_End : End_Marker;
begin
First(Iterator'Class(Iter), Is_End);
while (Is_End = Not_Past_End) loop
if (Iterator'Class(Iter) = Val) then
Found := True;
return;
end if;
Next(Iterator'Class(Iter), Is_End);
end loop;
Found := False;
end Search;
procedure Search_Again (Iter : in out Iterator;
Found : out Boolean) is
Is_End : End_Marker;
Val : Contained_Type;
begin
Val := Get(Iterator'Class(Iter));
Next(Iterator'Class(Iter), Is_End);
while (Is_End = Not_Past_End) loop
if (Iterator'Class(Iter) = Val) then
Found := True;
return;
end if;
Next(Iterator'Class(Iter), Is_End);
end loop;
Iter.Update := Invalid_Update;
Found := False;
end Search_Again;
procedure Set_Callbacks (O : in out Object;
Cb : in Callbacks_Class) is
begin
O.Cb := Cb;
end Set_Callbacks;
procedure Generic_For_All (O : in Object_Class) is
Iter : Iterator_Class := New_Iterator(O);
Is_End : End_Marker;
Val : Contained_Type;
begin
First(Iter.all, Is_End);
while (Is_End = Not_Past_End) loop
Get_Incr(Iter.all, Val, Is_End);
Operate(Val);
end loop;
Free(Iter);
end Generic_For_All;
end Asgc;