     override func viewDidAppear(_ animated: Bool) {
         super.viewDidAppear(animated)
 
-        if let backButtonView = self.backButtonView() {
-            let backButtonViewLongPressRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(didLongPressBackButtonView))
-            backButtonView.addGestureRecognizer(backButtonViewLongPressRecognizer)
-        }
+        setupBackButtonGestureRecognizer()
     }
 
     override func applyTheme() {

                    self.flashRow(at: lastIndexPath)
                }
            }
        }
    }


            self.tableView.setEditing(false, animated: true)
            self.navigationItem.leftBarButtonItem = nil
            self.navigationItem.rightBarButtonItem = self.editBarButtonItem
            self.setupBackButtonGestureRecognizer()
        }

        self.newBarButtonItem = UIBarButtonItem(barButtonSystemItem: .add) { _ in
