NavBar/LargeTitle/LargeTitleViewController.swift
/* |
Copyright (C) 2017 Apple Inc. All Rights Reserved. |
See LICENSE.txt for this sample’s licensing information |
Abstract: |
Demonstrates applying a large title to the UINavigationBar. |
*/ |
import UIKit |
class LargeTitleViewController: UITableViewController { |
/// Our data source is an array of city names, populated from Cities.json. |
let dataSource = CitiesDataSource() |
override func viewDidLoad() { |
super.viewDidLoad() |
tableView.dataSource = dataSource |
if #available(iOS 11.0, *) { |
self.navigationController?.navigationBar.prefersLargeTitles = true |
} |
} |
override func prepare(for segue: UIStoryboardSegue, sender: Any?) { |
if segue.identifier == "pushSeque" { |
// This segue is pushing a detailed view controller. |
if let indexPath = self.tableView.indexPathForSelectedRow { |
segue.destination.title = dataSource.city(index: indexPath.row) |
} |
if #available(iOS 11.0, *) { |
// We choose not to have a large title for the destination view controller. |
segue.destination.navigationItem.largeTitleDisplayMode = .never |
} |
} else { |
// This segue is popping us back up the navigation stack. |
} |
} |
} |
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