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with Interfaces.C.Strings;
with System;
use type System.Address;
package body FLTK.Widgets.Inputs.Outputs is
procedure output_set_draw_hook
(W, D : in System.Address);
pragma Import (C, output_set_draw_hook, "output_set_draw_hook");
procedure output_set_handle_hook
(W, H : in System.Address);
pragma Import (C, output_set_handle_hook, "output_set_handle_hook");
function new_fl_output
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_output, "new_fl_output");
procedure free_fl_output
(F : in System.Address);
pragma Import (C, free_fl_output, "free_fl_output");
procedure fl_output_draw
(W : in System.Address);
pragma Import (C, fl_output_draw, "fl_output_draw");
function fl_output_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_output_handle, "fl_output_handle");
procedure Finalize
(This : in out Output) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Output'Class
then
free_fl_output (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 Output is
begin
return This : Output do
This.Void_Ptr := new_fl_output
(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));
output_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
output_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
procedure Draw
(This : in out Output) is
begin
fl_output_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Output;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_output_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Inputs.Outputs;
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