def_widget_opts! {
TkEventOpt: (
TkAbove,
TkBorderWidth,
TkButton,
TkCount,
TkData,
TkDelta,
TkDetail,
TkFocus,
TkHeight,
TkKeyCode,
TkKeySym,
TkMode,
TkOverride,
TkPlace,
TkRoot,
TkRootX,
TkRootY,
TkSendEvent,
TkSerial,
TkState,
TkSubWindow,
TkTime,
TkWarp,
TkWidth,
TkWhen,
TkX,
TkY,
),
}