tk 0.1.10

def_widget_opts! {
    TtkLabelOpt: (
        // standard
        TkClass,
        TkCompound,
        TkCursor,
        TkImage,
        TkPadding,
        TkState,
        TkStyle,
        TkTakeFocus,
        TkText,
        TkTextVariable,
        TkUnderline,
        TkWidth,

        // widget-specific
        TkAnchor,
        TkBackground,
        TkFont,
        TkForeground,
        TkJustify,
        TkRelief,
        TkWrapLength,
    ),
}