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with
Interfaces.C.Strings,
System;
use type
Interfaces.C.int,
System.Address;
package body FLTK.Widgets.Valuators.Adjusters is
procedure adjuster_set_draw_hook
(W, D : in System.Address);
pragma Import (C, adjuster_set_draw_hook, "adjuster_set_draw_hook");
procedure adjuster_set_handle_hook
(W, H : in System.Address);
pragma Import (C, adjuster_set_handle_hook, "adjuster_set_handle_hook");
function new_fl_adjuster
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_adjuster, "new_fl_adjuster");
procedure free_fl_adjuster
(A : in System.Address);
pragma Import (C, free_fl_adjuster, "free_fl_adjuster");
function fl_adjuster_is_soft
(A : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_adjuster_is_soft, "fl_adjuster_is_soft");
procedure fl_adjuster_set_soft
(A : in System.Address;
T : in Interfaces.C.int);
pragma Import (C, fl_adjuster_set_soft, "fl_adjuster_set_soft");
procedure fl_adjuster_draw
(W : in System.Address);
pragma Import (C, fl_adjuster_draw, "fl_adjuster_draw");
function fl_adjuster_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_adjuster_handle, "fl_adjuster_handle");
procedure Finalize
(This : in out Adjuster) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Adjuster'Class
then
free_fl_adjuster (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Valuator (This));
end Finalize;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Adjuster is
begin
return This : Adjuster do
This.Void_Ptr := new_fl_adjuster
(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));
adjuster_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
adjuster_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
function Is_Soft
(This : in Adjuster)
return Boolean is
begin
return fl_adjuster_is_soft (This.Void_Ptr) /= 0;
end Is_Soft;
procedure Set_Soft
(This : in out Adjuster;
To : in Boolean) is
begin
fl_adjuster_set_soft (This.Void_Ptr, Boolean'Pos (To));
end Set_Soft;
procedure Draw
(This : in out Adjuster) is
begin
fl_adjuster_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Adjuster;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_adjuster_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Valuators.Adjusters;
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