code: func (v *IconView) GetTooltipContext(x, y int, keyboardTip bool) (*TreeModel, *TreePath, *TreeIter) {
  	var (
  		cmodel *C.GtkTreeModel
  		cpath  *C.GtkTreePath
  		citer  *C.GtkTreeIter
  		model  *TreeModel
  		path   *TreePath
  		iter   *TreeIter
  	)
  
  	px := C.gint(x)
  	py := C.gint(y)
  	if !gobool(C.gtk_icon_view_get_tooltip_context(v.native(),
  		&px,
  		&py,
  		gbool(keyboardTip),
  		&cmodel,
  		&cpath,
  		citer,
  	)) {
  		return nil, nil, nil
  	}
  
  	if cmodel != nil {
  		model = wrapTreeModel(glib.Take(unsafe.Pointer(cmodel)))
  	}
  
  	if cpath != nil {
  		path = &TreePath{cpath}
  		runtime.SetFinalizer(path, (*TreePath).free)
  	}
  
  	if citer != nil {
  		iter = &TreeIter{*citer}
  		runtime.SetFinalizer(iter, (*TreeIter).free)
  	}
  
  	return model, path, iter
  }
docs: // GetTooltipContext is a wrapper around gtk_icon_view_get_tooltip_context().