class RadioGroup

new()

bool enabled

Array<string> extraValidatorMessages_

Array<() => bool> extraValidators_

string lastValidationMessage_

Array<string> options

string requiredMessage

bool requireSelection

int selected

Array<(int) => void> selectHandlers_

Array<int> selectTokens_

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

contentDesired(Size avail) -> Size

fireSelect(int idx) -> void

moveSelection(int delta) -> void

offSelect(int token) -> void

onSelect((int) => void h) -> int

paintContent(Surface s) -> void

selectRow(int idx) -> void

setEnabled(bool value) -> void

setOptions(Array<string> value) -> void

setRequiredMessage(string value) -> void

setRequireSelection(bool value) -> void

validate() -> bool

validationMessage() -> string