     weak var headerView: HeaderView!
     weak var scrollView: UIScrollView!
     weak var messageView: MessageView?
+    weak var scrollContentView: UIView!
     var current: View?
     var keyboard: Bool = false
     var routes: Routes = Routes()

        self.current?.remove()
        let view = presenter.view
        view.applyAll(withStyle: self.lock.style)
        self.anchorConstraint = view.layout(inView: self.scrollView, below: self.headerView)
        presenter.messagePresenter = self.messagePresenter
        self.current = view
        self.headerView.title = title

        let scrollView = UIScrollView()
        scrollView.bounces = false
        scrollView.keyboardDismissMode = .interactive
        if #available(iOS 11.0, *) {
            scrollView.contentInsetAdjustmentBehavior = .never
        }
        self.view.addSubview(scrollView)
        constraintEqual(anchor: scrollView.leftAnchor, toAnchor: self.view.leftAnchor)
        constraintEqual(anchor: scrollView.topAnchor, toAnchor: self.view.topAnchor)
