pluma-notebook.c: avoid deprecated 'gdk_window_at_pointer'

Author: sc0w

pluma/pluma-notebook.c

@@ -191,10 +191,15 @@ find_notebook_at_pointer (gint abs_x, gint abs_y)
 	GdkWindow *win_at_pointer;
 	GdkWindow *toplevel_win;
 	gpointer toplevel = NULL;
+	GdkSeat *seat;
+	GdkDevice *device;
 	gint x, y;
 
 	/* FIXME multi-head */
-	win_at_pointer = gdk_window_at_pointer (&x, &y);
+	seat = gdk_display_get_default_seat (gdk_display_get_default ());
+	device = gdk_seat_get_pointer (seat);
+	win_at_pointer = gdk_device_get_window_at_position (device, &x, &y);
+
 	if (win_at_pointer == NULL)
 	{
 		/* We are outside all windows of the same application */