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with Interfaces.C.Strings;
with System;
use type System.Address;
package body FLTK.Widgets.Inputs.Float is
procedure float_input_set_draw_hook
(W, D : in System.Address);
pragma Import (C, float_input_set_draw_hook, "float_input_set_draw_hook");
procedure float_input_set_handle_hook
(W, H : in System.Address);
pragma Import (C, float_input_set_handle_hook, "float_input_set_handle_hook");
procedure fl_float_input_draw
(W : in System.Address);
pragma Import (C, fl_float_input_draw, "fl_float_input_draw");
function fl_float_input_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_float_input_handle, "fl_float_input_handle");
function new_fl_float_input
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_float_input, "new_fl_float_input");
procedure free_fl_float_input
(F : in System.Address);
pragma Import (C, free_fl_float_input, "free_fl_float_input");
procedure Draw_Hook (U : in System.Address);
pragma Convention (C, Draw_Hook);
procedure Draw_Hook
(U : in System.Address)
is
package Float_Input_Convert is new
System.Address_To_Access_Conversions (Float_Input'Class);
Ada_Input : access Float_Input'Class :=
Float_Input_Convert.To_Pointer (U);
begin
Ada_Input.Draw;
end Draw_Hook;
procedure Draw
(This : in out Float_Input) is
begin
fl_float_input_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Float_Input;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_float_input_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
procedure Finalize
(This : in out Float_Input) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Float_Input'Class
then
free_fl_float_input (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Input (This));
end Finalize;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Float_Input is
begin
return This : Float_Input do
This.Void_Ptr := new_fl_float_input
(Interfaces.C.int (X),
Interfaces.C.int (Y),
Interfaces.C.int (W),
Interfaces.C.int (H),
Interfaces.C.To_C (Text));
fl_widget_set_user_data
(This.Void_Ptr,
Widget_Convert.To_Address (This'Unchecked_Access));
float_input_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
float_input_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
function Get_Value
(This : in Float_Input)
return Standard.Float is
begin
return Standard.Float'Value
(Interfaces.C.Strings.Value (fl_input_get_value (This.Void_Ptr)));
end Get_Value;
end FLTK.Widgets.Inputs.Float;
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