class CheckBox

new()

bool checked

bool enabled

Array<string> extraValidatorMessages_

Array<() => bool> extraValidators_

string label

string lastValidationMessage_

Array<(bool) => void> toggleHandlers_

Array<int> toggleTokens_

addValidator(() => bool check, string message) -> void

contentDesired(Size avail) -> Size

offToggle(int token) -> void

onToggle((bool) => void h) -> int

paintContent(Surface s) -> void

setChecked(bool value) -> void

setEnabled(bool value) -> void

setLabel(string value) -> void

toggle() -> void

validate() -> bool

validationMessage() -> string