GtkCellRendererPixbuf Renders a pixbuf in a cell A #GtkCellRendererPixbuf can be used to render an image in a cell. It allows to render either a given #GdkPixbuf (set via the pixbuf property) or a stock icon (set via the stock-id property). To support the tree view, #GtkCellRendererPixbuf also supports rendering two alternative pixbufs, when the is-expander property is %TRUE. If the is-expanded property is %TRUE and the pixbuf-expander-open property is set to a pixbuf, it renders that pixbuf, if the is-expanded property is %FALSE and the pixbuf-expander-closed property is set to a pixbuf, it renders that one. @Returns: