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with
Interfaces.C,
System;
use type
System.Address;
package body FLTK.Widgets.Groups.Wizards is
procedure wizard_set_draw_hook
(W, D : in System.Address);
pragma Import (C, wizard_set_draw_hook, "wizard_set_draw_hook");
procedure wizard_set_handle_hook
(W, H : in System.Address);
pragma Import (C, wizard_set_handle_hook, "wizard_set_handle_hook");
function new_fl_wizard
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_wizard, "new_fl_wizard");
procedure free_fl_wizard
(S : in System.Address);
pragma Import (C, free_fl_wizard, "free_fl_wizard");
procedure fl_wizard_next
(W : in System.Address);
pragma Import (C, fl_wizard_next, "fl_wizard_next");
procedure fl_wizard_prev
(W : in System.Address);
pragma Import (C, fl_wizard_prev, "fl_wizard_prev");
function fl_wizard_get_visible
(W : in System.Address)
return System.Address;
pragma Import (C, fl_wizard_get_visible, "fl_wizard_get_visible");
procedure fl_wizard_set_visible
(W, I : in System.Address);
pragma Import (C, fl_wizard_set_visible, "fl_wizard_set_visible");
procedure fl_wizard_draw
(W : in System.Address);
pragma Import (C, fl_wizard_draw, "fl_wizard_draw");
function fl_wizard_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_wizard_handle, "fl_wizard_handle");
procedure Finalize
(This : in out Wizard) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Wizard'Class
then
This.Clear;
free_fl_wizard (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Group (This));
end Finalize;
package body Forge is
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Wizard is
begin
return This : Wizard do
This.Void_Ptr := new_fl_wizard
(Interfaces.C.int (X),
Interfaces.C.int (Y),
Interfaces.C.int (W),
Interfaces.C.int (H),
Interfaces.C.To_C (Text));
fl_group_end (This.Void_Ptr);
fl_widget_set_user_data
(This.Void_Ptr,
Widget_Convert.To_Address (This'Unchecked_Access));
wizard_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
wizard_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
end Forge;
procedure Next
(This : in out Wizard) is
begin
fl_wizard_next (This.Void_Ptr);
end Next;
procedure Prev
(This : in out Wizard) is
begin
fl_wizard_prev (This.Void_Ptr);
end Prev;
function Get_Visible
(This : in Wizard)
return access Widget'Class
is
Widget_Ptr : System.Address :=
fl_wizard_get_visible (This.Void_Ptr);
Actual_Widget : access Widget'Class :=
Widget_Convert.To_Pointer (fl_widget_get_user_data (Widget_Ptr));
begin
return Actual_Widget;
end Get_Visible;
procedure Set_Visible
(This : in out Wizard;
Item : access Widget'Class) is
begin
if Item = null then
fl_wizard_set_visible (This.Void_Ptr, System.Null_Address);
else
fl_wizard_set_visible (This.Void_Ptr, Item.Void_Ptr);
end if;
end Set_Visible;
procedure Draw
(This : in out Wizard) is
begin
fl_wizard_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Wizard;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_wizard_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Groups.Wizards;
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