------------------------------------------------------------------------------ -- -- -- GNAT ncurses Binding -- -- -- -- Terminal_Interface.Curses.Forms.Field_Types.Enumeration -- -- -- -- B O D Y -- -- -- ------------------------------------------------------------------------------ -- Copyright (c) 1998-2009,2011 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: Juergen Pfeifer, 1996 -- Version Control: -- $Revision: 1.10 $ -- Binding Version 01.00 ------------------------------------------------------------------------------ with Ada.Unchecked_Deallocation; with Interfaces.C; use Interfaces.C; with Interfaces.C.Strings; use Interfaces.C.Strings; with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux; package body Terminal_Interface.Curses.Forms.Field_Types.Enumeration is function Create (Info : Enumeration_Info; Auto_Release_Names : Boolean := False) return Enumeration_Field is procedure Release_String is new Ada.Unchecked_Deallocation (String, String_Access); E : Enumeration_Field; L : constant size_t := 1 + size_t (Info.C); S : String_Access; begin E.Case_Sensitive := Info.Case_Sensitive; E.Match_Must_Be_Unique := Info.Match_Must_Be_Unique; E.Arr := new chars_ptr_array (size_t (1) .. L); for I in 1 .. Positive (L - 1) loop if Info.Names (I) = null then raise Form_Exception; end if; E.Arr.all (size_t (I)) := New_String (Info.Names (I).all); if Auto_Release_Names then S := Info.Names (I); Release_String (S); end if; end loop; E.Arr.all (L) := Null_Ptr; return E; end Create; procedure Release (Enum : in out Enumeration_Field) is I : size_t := 0; P : chars_ptr; begin loop P := Enum.Arr.all (I); exit when P = Null_Ptr; Free (P); Enum.Arr.all (I) := Null_Ptr; I := I + 1; end loop; Enum.Arr := null; end Release; procedure Set_Field_Type (Fld : Field; Typ : Enumeration_Field) is function Set_Fld_Type (F : Field := Fld; Arg1 : chars_ptr_array; Arg2 : C_Int; Arg3 : C_Int) return C_Int; pragma Import (C, Set_Fld_Type, "set_field_type_enum"); Res : Eti_Error; begin if Typ.Arr = null then raise Form_Exception; end if; Res := Set_Fld_Type (Arg1 => Typ.Arr.all, Arg2 => C_Int (Boolean'Pos (Typ.Case_Sensitive)), Arg3 => C_Int (Boolean'Pos (Typ.Match_Must_Be_Unique))); if Res /= E_Ok then Eti_Exception (Res); end if; Wrap_Builtin (Fld, Typ, C_Choice_Router); end Set_Field_Type; end Terminal_Interface.Curses.Forms.Field_Types.Enumeration;