isRequired property

bool get isRequired

Whether a value is required.

Implementation

bool get isRequired => _flag(_requiredFlag);
set isRequired (bool required)

Sets the required state, notifying listeners on change.

Implementation

set isRequired(bool required) {
  if (_flag(_requiredFlag) == required) return;
  _setFlag(_requiredFlag, required);
  _notify(ElementChange.required);
}