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with
Interfaces.C,
System.Address_To_Access_Conversions;
use type
Interfaces.C.int,
System.Address;
package body FLTK.Widgets.Groups.Windows.Double.Overlay is
procedure overlay_window_set_draw_hook
(W, D : in System.Address);
pragma Import (C, overlay_window_set_draw_hook, "overlay_window_set_draw_hook");
pragma Inline (overlay_window_set_draw_hook);
procedure overlay_window_set_draw_overlay_hook
(W, D : in System.Address);
pragma Import (C, overlay_window_set_draw_overlay_hook,
"overlay_window_set_draw_overlay_hook");
pragma Inline (overlay_window_set_draw_overlay_hook);
procedure overlay_window_set_handle_hook
(W, H : in System.Address);
pragma Import (C, overlay_window_set_handle_hook, "overlay_window_set_handle_hook");
pragma Inline (overlay_window_set_handle_hook);
function new_fl_overlay_window
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_overlay_window, "new_fl_overlay_window");
pragma Inline (new_fl_overlay_window);
function new_fl_overlay_window2
(W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_overlay_window2, "new_fl_overlay_window2");
pragma Inline (new_fl_overlay_window2);
procedure free_fl_overlay_window
(S : in System.Address);
pragma Import (C, free_fl_overlay_window, "free_fl_overlay_window");
pragma Inline (free_fl_overlay_window);
procedure fl_overlay_window_show
(W : in System.Address);
pragma Import (C, fl_overlay_window_show, "fl_overlay_window_show");
pragma Inline (fl_overlay_window_show);
procedure fl_overlay_window_hide
(W : in System.Address);
pragma Import (C, fl_overlay_window_hide, "fl_overlay_window_hide");
pragma Inline (fl_overlay_window_hide);
procedure fl_overlay_window_flush
(W : in System.Address);
pragma Import (C, fl_overlay_window_flush, "fl_overlay_window_flush");
pragma Inline (fl_overlay_window_flush);
function fl_overlay_window_can_do_overlay
(W : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_overlay_window_can_do_overlay, "fl_overlay_window_can_do_overlay");
pragma Inline (fl_overlay_window_can_do_overlay);
procedure fl_overlay_window_draw
(W : in System.Address);
pragma Import (C, fl_overlay_window_draw, "fl_overlay_window_draw");
pragma Inline (fl_overlay_window_draw);
procedure fl_overlay_window_redraw_overlay
(W : in System.Address);
pragma Import (C, fl_overlay_window_redraw_overlay, "fl_overlay_window_redraw_overlay");
pragma Inline (fl_overlay_window_redraw_overlay);
function fl_overlay_window_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_overlay_window_handle, "fl_overlay_window_handle");
pragma Inline (fl_overlay_window_handle);
package Over_Convert is new System.Address_To_Access_Conversions (Overlay_Window'Class);
procedure Draw_Overlay_Hook
(U : in System.Address)
is
Overlay_Widget : access Overlay_Window'Class :=
Over_Convert.To_Pointer (U);
begin
Overlay_Widget.Draw_Overlay;
end Draw_Overlay_Hook;
procedure Finalize
(This : in out Overlay_Window) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Overlay_Window'Class
then
This.Clear;
free_fl_overlay_window (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Double_Window (This));
end Finalize;
--------------------
-- Constructors --
--------------------
package body Forge is
function Create
(X, Y, W, H : in Integer;
Text : in String := "")
return Overlay_Window is
begin
return This : Overlay_Window do
This.Void_Ptr := new_fl_overlay_window
(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));
overlay_window_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
overlay_window_set_draw_overlay_hook (This.Void_Ptr, Draw_Overlay_Hook'Address);
overlay_window_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
fl_widget_set_label (This.Void_Ptr, Interfaces.C.To_C (Text));
end return;
end Create;
function Create
(W, H : in Integer;
Text : in String := "")
return Overlay_Window is
begin
return This : Overlay_Window do
This.Void_Ptr := new_fl_overlay_window2
(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));
overlay_window_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
overlay_window_set_draw_overlay_hook (This.Void_Ptr, Draw_Overlay_Hook'Address);
overlay_window_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
fl_widget_set_label (This.Void_Ptr, Interfaces.C.To_C (Text));
end return;
end Create;
end Forge;
---------------
-- Display --
---------------
procedure Show
(This : in out Overlay_Window) is
begin
fl_overlay_window_show (This.Void_Ptr);
end Show;
procedure Hide
(This : in out Overlay_Window) is
begin
fl_overlay_window_hide (This.Void_Ptr);
end Hide;
procedure Flush
(This : in out Overlay_Window) is
begin
fl_overlay_window_flush (This.Void_Ptr);
end Flush;
-------------
-- Other --
-------------
function Can_Do_Overlay
(This : in Overlay_Window)
return Boolean is
begin
return fl_overlay_window_can_do_overlay (This.Void_Ptr) /= 0;
end Can_Do_Overlay;
----------------------------------
-- Drawing and Event Handling --
----------------------------------
procedure Draw
(This : in out Overlay_Window) is
begin
fl_overlay_window_draw (This.Void_Ptr);
end Draw;
procedure Redraw_Overlay
(This : in out Overlay_Window) is
begin
fl_overlay_window_redraw_overlay (This.Void_Ptr);
end Redraw_Overlay;
function Handle
(This : in out Overlay_Window;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_overlay_window_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Groups.Windows.Double.Overlay;
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