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with Interfaces.C;
with System;
use type System.Address;
package body FLTK.Widgets.Buttons is
function new_fl_button
(X, Y, W, H : in Interfaces.C.int;
Label : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_button, "new_fl_button");
procedure free_fl_button
(B : in System.Address);
pragma Import (C, free_fl_button, "free_fl_button");
function fl_button_get_state
(B : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_button_get_state, "fl_button_get_state");
procedure fl_button_set_state
(B : in System.Address;
S : in Interfaces.C.int);
pragma Import (C, fl_button_set_state, "fl_button_set_state");
procedure fl_button_set_only
(B : in System.Address);
pragma Import (C, fl_button_set_only, "fl_button_set_only");
procedure Finalize
(This : in out Button) is
begin
if (This.Void_Ptr /= System.Null_Address) then
free_fl_button (This.Void_Ptr);
end if;
end Finalize;
function Create
(X, Y, W, H : in Integer;
Label : in String)
return Button is
VP : System.Address;
begin
VP := new_fl_button
(Interfaces.C.int (X),
Interfaces.C.int (Y),
Interfaces.C.int (W),
Interfaces.C.int (H),
Interfaces.C.To_C (Label));
return (Ada.Finalization.Limited_Controlled with Void_Ptr => VP);
end Create;
function Get_State
(B : in Button'Class)
return State is
begin
return State'Val (fl_button_get_state (B.Void_Ptr));
end Get_State;
procedure Set_State
(B : in out Button'Class;
S : in State) is
begin
fl_button_set_state (B.Void_Ptr, State'Pos (S));
end Set_State;
procedure Set_Only
(B : in out Button'Class) is
begin
fl_button_set_only (B.Void_Ptr);
end Set_Only;
end FLTK.Widgets.Buttons;
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