toClassNameBlacklist method
Returns a String representation of only the blacklisted classes.
Does not check for / remove duplicate CSS classes.
Useful for blacklist forwarding:
@override
render() {
var classes = forwardingClassNameBuilder()
..blacklist('some-class-found-in-the-forwarding-builder', state.becauseReasons);
return (NestedComponent()
..addProps(copyUnconsumedProps())
..className = classes.toClassName()
..classNameBlacklist = classes.toClassNameBlacklist()
)(props.children);
}
Related: toClassName
Implementation
String? toClassNameBlacklist() {
return _blacklistBuffer == null || _blacklistBuffer!.isEmpty
? null
: _blacklistBuffer.toString();
}