ncurses 5.3

[ncurses.git] / Ada95 / samples / ncurses2-genericputs.adb

diff --git a/Ada95/samples/ncurses2-genericputs.adb b/Ada95/samples/ncurses2-genericputs.adb
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+------------------------------------------------------------------------------
+--                                                                          --
+--                       GNAT ncurses Binding Samples                       --
+--                                                                          --
+--                                 ncurses                                  --
+--                                                                          --
+--                                 B O D Y                                  --
+--                                                                          --
+------------------------------------------------------------------------------
+-- Copyright (c) 2000 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            --
+-- "Software"), to deal in the Software without restriction, including      --
+-- without limitation the rights to use, copy, modify, merge, publish,      --
+-- distribute, distribute with modifications, sublicense, and/or sell       --
+-- copies of the Software, and to permit persons to whom the Software is    --
+-- furnished to do so, subject to the following conditions:                 --
+--                                                                          --
+-- The above copyright notice and this permission notice shall be included  --
+-- in all copies or substantial portions of the Software.                   --
+--                                                                          --
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --
+-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --
+-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --
+-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --
+-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --
+-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --
+-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --
+--                                                                          --
+-- Except as contained in this notice, the name(s) of the above copyright   --
+-- holders shall not be used in advertising or otherwise to promote the     --
+-- sale, use or other dealings in this Software without prior written       --
+-- authorization.                                                           --
+------------------------------------------------------------------------------
+--  Author: Eugene V. Melaragno <aldomel@ix.netcom.com> 2000
+--  Version Control
+--  $Revision: 1.1 $
+--  Binding Version 01.00
+------------------------------------------------------------------------------
+with Ada.Text_IO; use Ada.Text_IO;
+with Ada.Strings.Bounded; use Ada.Strings.Bounded;
+
+with Terminal_Interface.Curses; use Terminal_Interface.Curses;
+with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux;
+
+with Interfaces.C; use Interfaces.C;
+with Interfaces.C.Strings; use Interfaces.C.Strings;
+
+
+package body ncurses2.genericPuts is
+
+   procedure myGet (Win : in  Window := Standard_Window;
+                    Str : out BS.Bounded_String;
+                    Len : in  Integer := -1)
+   is
+      use BS;
+      function Wgetnstr (Win : Window;
+                         Str : char_array;
+                         Len : int) return int;
+      pragma Import (C, Wgetnstr, "wgetnstr");
+
+      N        : Integer := Len;
+      Txt : char_array (0 .. size_t (Max_Length));
+      xStr : String (1 .. Max_Length);
+      Cnt : Natural;
+   begin
+      if N < 0 then
+         N := Max_Length;
+      end if;
+      if N > Max_Length then
+         raise Constraint_Error;
+      end if;
+      Txt (0) := Interfaces.C.char'First;
+      if Wgetnstr (Win, Txt, C_Int (N)) = Curses_Err then
+         raise Curses_Exception;
+      end if;
+      To_Ada (Txt, xStr, Cnt, True);
+      Str := To_Bounded_String (xStr (1 .. Cnt));
+   end myGet;
+
+
+
+   procedure myPut (Str  : out BS.Bounded_String;
+                    i    : Integer;
+                    Base : in     Number_Base := 10) is
+      package Int_IO is new Integer_IO (Integer); use Int_IO;
+      tmp : String (1 .. BS.Max_Length);
+   begin
+      Put (tmp, i, Base);
+      Str := To_Bounded_String (tmp);
+      Trim (Str, Ada.Strings.Trim_End'(Ada.Strings.Left));
+   end myPut;
+
+   procedure myAdd (Str : BS.Bounded_String) is
+   begin
+      Add (Str => To_String (Str));
+   end myAdd;
+
+   --  from ncurses-aux
+   procedure Fill_String (Cp  : in  chars_ptr;
+                          Str : out BS.Bounded_String)
+   is
+      --  Fill the string with the characters referenced by the
+      --  chars_ptr.
+      --
+      Len : Natural;
+   begin
+      if Cp /= Null_Ptr then
+         Len := Natural (Strlen (Cp));
+         if Max_Length < Len then
+            raise Constraint_Error;
+         end if;
+         declare
+            S : String (1 .. Len);
+         begin
+            S := Value (Cp);
+            Str := To_Bounded_String (S);
+         end;
+      else
+         Str := Null_Bounded_String;
+      end if;
+
+   end Fill_String;
+
+end ncurses2.genericPuts;