pub struct Tooltip;
/*{
  GObject parent_instance;

  Widget *window;
  Widget *box;
  Widget *image;
  Widget *label;
  Widget *custom_widget;

  Window *current_window;
  Widget *keyboard_widget;

  Widget *tooltip_widget;
  GdkWindow *toplevel_window;

  gdouble last_x;
  gdouble last_y;
  GdkWindow *last_window;

  guint timeout_id;
  guint browse_mode_timeout_id;

  GdkRectangle tip_area;

  guint browse_mode_enabled : 1;
  guint keyboard_mode_enabled : 1;
  guint tip_area_set : 1;
  guint custom_was_reset : 1;
};*/

// pub struct WidgetHelpType;