session-ios/SignalShareExtension/SAEFailedViewController.swift
2018-08-27 10:27:48 -04:00

97 lines
3.3 KiB
Swift

//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
import UIKit
import SignalMessaging
import PureLayout
// All Observer methods will be invoked from the main thread.
protocol SAEFailedViewDelegate: class {
func shareViewWasCancelled()
}
class SAEFailedViewController: UIViewController {
weak var delegate: SAEFailedViewDelegate?
let failureTitle: String
let failureMessage: String
// MARK: Initializers and Factory Methods
init(delegate: SAEFailedViewDelegate, title: String, message: String) {
self.delegate = delegate
self.failureTitle = title
self.failureMessage = message
super.init(nibName: nil, bundle: nil)
}
@available(*, unavailable, message:"use other constructor instead.")
required init?(coder aDecoder: NSCoder) {
notImplemented()
}
override func loadView() {
super.loadView()
self.navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .cancel,
target: self,
action: #selector(cancelPressed))
self.navigationItem.title = "Signal"
self.view.backgroundColor = UIColor.ows_signalBrandBlue
let logoImage = UIImage(named: "logoSignal")
let logoImageView = UIImageView(image: logoImage)
self.view.addSubview(logoImageView)
logoImageView.autoCenterInSuperview()
let logoSize = CGFloat(120)
logoImageView.autoSetDimension(.width, toSize: logoSize)
logoImageView.autoSetDimension(.height, toSize: logoSize)
let titleLabel = UILabel()
titleLabel.textColor = UIColor.white
titleLabel.font = UIFont.ows_mediumFont(withSize: 18)
titleLabel.text = failureTitle
titleLabel.textAlignment = .center
titleLabel.numberOfLines = 0
titleLabel.lineBreakMode = .byWordWrapping
self.view.addSubview(titleLabel)
titleLabel.autoPinEdge(toSuperviewEdge: .leading, withInset: 20)
titleLabel.autoPinEdge(toSuperviewEdge: .trailing, withInset: 20)
titleLabel.autoPinEdge(.top, to: .bottom, of: logoImageView, withOffset: 25)
let messageLabel = UILabel()
messageLabel.textColor = UIColor.white
messageLabel.font = UIFont.ows_regularFont(withSize: 14)
messageLabel.text = failureMessage
messageLabel.textAlignment = .center
messageLabel.numberOfLines = 0
messageLabel.lineBreakMode = .byWordWrapping
self.view.addSubview(messageLabel)
messageLabel.autoPinEdge(toSuperviewEdge: .leading, withInset: 20)
messageLabel.autoPinEdge(toSuperviewEdge: .trailing, withInset: 20)
messageLabel.autoPinEdge(.top, to: .bottom, of: titleLabel, withOffset: 10)
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
self.navigationController?.isNavigationBarHidden = false
}
override func viewDidDisappear(_ animated: Bool) {
super.viewDidDisappear(animated)
}
// MARK: - Event Handlers
@objc func cancelPressed(sender: UIButton) {
guard let delegate = delegate else {
owsFailDebug("missing delegate")
return
}
delegate.shareViewWasCancelled()
}
}