cloneWidgetInto method
Implementation
@override
void cloneWidgetInto(FWidget<T> copy) {
if (copy is! FButton<T>) return;
copy.buttonStyle = buttonStyle;
copy.buttonVariant = buttonVariant;
copy.usePendingSingleClickMethod = usePendingSingleClickMethod;
copy._onWidgetClickFns = .from(_onWidgetClickFns);
copy._onWidgetDoubleClickFns = .from(_onWidgetDoubleClickFns);
copy._onWidgetClickHoldFns = .from(_onWidgetClickHoldFns);
}