Implementation
NikuCheckbox get copied => NikuCheckbox(
value,
key: key,
onChanged: onChanged,
mouseCursor: mouseCursor,
activeColor: activeColor,
fillColorState: fillColorState,
checkColor: checkColor,
tristate: tristate,
materialTapTargetSize: materialTapTargetSize,
visualDensity: visualDensity,
focusColor: focusColor,
hoverColor: hoverColor,
overlayColorState: overlayColorState,
splashRadius: splashRadius,
focusNode: focusNode,
autofocus: autofocus,
shape: shape,
side: side,
)..$parent.$merge($parent);