[UIButton enable style binder] #iOS

UIButton+Rx.swift

import UIKit
import RxSwift
import RxCocoa

extension Reactive where Base: UIButton {
    var enabledStyle: Binder<Bool> {
        return Binder(self.base) { base, enabled in
            base.isEnabled = enabled
            base.backgroundColor = enabled ? UIColor.xxx : UIColor.xxx
            base.setTitleColor(enabled ? UIColor.xxx : UIColor.xxx, for: .normal)
        }
    }
}