1 ------------------------------------------------------------------------------
3 -- GNAT ncurses Binding --
5 -- Terminal_Interface.Curses.Forms.Field_Types.Enumeration --
9 ------------------------------------------------------------------------------
10 -- Copyright (c) 1998-2009,2011 Free Software Foundation, Inc. --
12 -- Permission is hereby granted, free of charge, to any person obtaining a --
13 -- copy of this software and associated documentation files (the --
14 -- "Software"), to deal in the Software without restriction, including --
15 -- without limitation the rights to use, copy, modify, merge, publish, --
16 -- distribute, distribute with modifications, sublicense, and/or sell --
17 -- copies of the Software, and to permit persons to whom the Software is --
18 -- furnished to do so, subject to the following conditions: --
20 -- The above copyright notice and this permission notice shall be included --
21 -- in all copies or substantial portions of the Software. --
23 -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
24 -- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
25 -- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
26 -- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
27 -- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
28 -- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
29 -- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
31 -- Except as contained in this notice, the name(s) of the above copyright --
32 -- holders shall not be used in advertising or otherwise to promote the --
33 -- sale, use or other dealings in this Software without prior written --
35 ------------------------------------------------------------------------------
36 -- Author: Juergen Pfeifer, 1996
39 -- Binding Version 01.00
40 ------------------------------------------------------------------------------
41 with Ada.Unchecked_Deallocation;
42 with Interfaces.C; use Interfaces.C;
43 with Interfaces.C.Strings; use Interfaces.C.Strings;
44 with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux;
46 package body Terminal_Interface.Curses.Forms.Field_Types.Enumeration is
48 function Create (Info : Enumeration_Info;
49 Auto_Release_Names : Boolean := False)
50 return Enumeration_Field
52 procedure Release_String is
53 new Ada.Unchecked_Deallocation (String,
55 E : Enumeration_Field;
56 L : constant size_t := 1 + size_t (Info.C);
59 E.Case_Sensitive := Info.Case_Sensitive;
60 E.Match_Must_Be_Unique := Info.Match_Must_Be_Unique;
61 E.Arr := new chars_ptr_array (size_t (1) .. L);
62 for I in 1 .. Positive (L - 1) loop
63 if Info.Names (I) = null then
66 E.Arr.all (size_t (I)) := New_String (Info.Names (I).all);
67 if Auto_Release_Names then
72 E.Arr.all (L) := Null_Ptr;
76 procedure Release (Enum : in out Enumeration_Field)
82 P := Enum.Arr.all (I);
83 exit when P = Null_Ptr;
85 Enum.Arr.all (I) := Null_Ptr;
91 procedure Set_Field_Type (Fld : Field;
92 Typ : Enumeration_Field)
94 function Set_Fld_Type (F : Field := Fld;
95 Arg1 : chars_ptr_array;
97 Arg3 : C_Int) return C_Int;
98 pragma Import (C, Set_Fld_Type, "set_field_type_enum");
102 if Typ.Arr = null then
103 raise Form_Exception;
105 Res := Set_Fld_Type (Arg1 => Typ.Arr.all,
106 Arg2 => C_Int (Boolean'Pos (Typ.Case_Sensitive)),
107 Arg3 => C_Int (Boolean'Pos
108 (Typ.Match_Must_Be_Unique)));
112 Wrap_Builtin (Fld, Typ, C_Choice_Router);
115 end Terminal_Interface.Curses.Forms.Field_Types.Enumeration;