1------------------------------------------------------------------------------ 2-- -- 3-- GNAT ncurses Binding Samples -- 4-- -- 5-- ncurses -- 6-- -- 7-- B O D Y -- 8-- -- 9------------------------------------------------------------------------------ 10-- Copyright 2020 Thomas E. Dickey -- 11-- Copyright 2000-2008,2009 Free Software Foundation, Inc. -- 12-- -- 13-- Permission is hereby granted, free of charge, to any person obtaining a -- 14-- copy of this software and associated documentation files (the -- 15-- "Software"), to deal in the Software without restriction, including -- 16-- without limitation the rights to use, copy, modify, merge, publish, -- 17-- distribute, distribute with modifications, sublicense, and/or sell -- 18-- copies of the Software, and to permit persons to whom the Software is -- 19-- furnished to do so, subject to the following conditions: -- 20-- -- 21-- The above copyright notice and this permission notice shall be included -- 22-- in all copies or substantial portions of the Software. -- 23-- -- 24-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -- 25-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -- 26-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -- 27-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -- 28-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -- 29-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR -- 30-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. -- 31-- -- 32-- Except as contained in this notice, the name(s) of the above copyright -- 33-- holders shall not be used in advertising or otherwise to promote the -- 34-- sale, use or other dealings in this Software without prior written -- 35-- authorization. -- 36------------------------------------------------------------------------------ 37-- Author: Eugene V. Melaragno <aldomel@ix.netcom.com> 2000 38-- Version Control 39-- $Revision: 1.5 $ 40-- $Date: 2020/02/02 23:34:34 $ 41-- Binding Version 01.00 42------------------------------------------------------------------------------ 43with Terminal_Interface.Curses; use Terminal_Interface.Curses; 44with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux; 45 46package body ncurses2.genericPuts is 47 48 procedure myGet (Win : Window := Standard_Window; 49 Str : out BS.Bounded_String; 50 Len : Integer := -1) 51 is 52 function Wgetnstr (Win : Window; 53 Str : char_array; 54 Len : int) return int; 55 pragma Import (C, Wgetnstr, "wgetnstr"); 56 57 N : Integer := Len; 58 Txt : char_array (0 .. size_t (Max_Length)); 59 xStr : String (1 .. Max_Length); 60 Cnt : Natural; 61 begin 62 if N < 0 then 63 N := Max_Length; 64 end if; 65 if N > Max_Length then 66 raise Constraint_Error; 67 end if; 68 Txt (0) := Interfaces.C.char'First; 69 if Wgetnstr (Win, Txt, C_Int (N)) = Curses_Err then 70 raise Curses_Exception; 71 end if; 72 To_Ada (Txt, xStr, Cnt, True); 73 Str := To_Bounded_String (xStr (1 .. Cnt)); 74 end myGet; 75 76 procedure myPut (Str : out BS.Bounded_String; 77 i : Integer; 78 Base : Number_Base := 10) is 79 package Int_IO is new Integer_IO (Integer); use Int_IO; 80 tmp : String (1 .. BS.Max_Length); 81 begin 82 Put (tmp, i, Base); 83 Str := To_Bounded_String (tmp); 84 Trim (Str, Ada.Strings.Trim_End'(Ada.Strings.Left)); 85 end myPut; 86 87 procedure myAdd (Str : BS.Bounded_String) is 88 begin 89 Add (Str => To_String (Str)); 90 end myAdd; 91 92 -- from ncurses-aux 93 procedure Fill_String (Cp : chars_ptr; 94 Str : out BS.Bounded_String) 95 is 96 -- Fill the string with the characters referenced by the 97 -- chars_ptr. 98 -- 99 Len : Natural; 100 begin 101 if Cp /= Null_Ptr then 102 Len := Natural (Strlen (Cp)); 103 if Max_Length < Len then 104 raise Constraint_Error; 105 end if; 106 declare 107 S : String (1 .. Len); 108 begin 109 S := Value (Cp); 110 Str := To_Bounded_String (S); 111 end; 112 else 113 Str := Null_Bounded_String; 114 end if; 115 116 end Fill_String; 117 118end ncurses2.genericPuts; 119