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with
Interfaces.C.Strings,
System;
use type
Interfaces.C.Strings.chars_ptr,
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");
pragma Inline (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");
pragma Inline (float_input_set_handle_hook);
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");
pragma Inline (new_fl_float_input);
procedure free_fl_float_input
(F : in System.Address);
pragma Import (C, free_fl_float_input, "free_fl_float_input");
pragma Inline (free_fl_float_input);
procedure fl_float_input_draw
(W : in System.Address);
pragma Import (C, fl_float_input_draw, "fl_float_input_draw");
pragma Inline (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");
pragma Inline (fl_float_input_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;
package body Forge is
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;
end Forge;
function Get_Value
(This : in Float_Input)
return Standard.Float
is
Ptr : Interfaces.C.Strings.chars_ptr := fl_input_get_value (This.Void_Ptr);
begin
if Ptr = Interfaces.C.Strings.Null_Ptr then
return 0.0;
else
return Standard.Float'Value (Interfaces.C.Strings.Value (Ptr));
end if;
end Get_Value;
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;
end FLTK.Widgets.Inputs.Float;
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