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Diffstat (limited to 'ncurses-5.3/Ada95/samples/ncurses2-genericputs.adb')
| -rw-r--r-- | ncurses-5.3/Ada95/samples/ncurses2-genericputs.adb | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/ncurses-5.3/Ada95/samples/ncurses2-genericputs.adb b/ncurses-5.3/Ada95/samples/ncurses2-genericputs.adb new file mode 100644 index 0000000..1921eed --- /dev/null +++ b/ncurses-5.3/Ada95/samples/ncurses2-genericputs.adb @@ -0,0 +1,126 @@ +------------------------------------------------------------------------------ +-- -- +-- 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 +-- $Revision$ +-- 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; |