88 lines
2.7 KiB
Swift
88 lines
2.7 KiB
Swift
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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@objc
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public protocol ReturnToCallViewControllerDelegate: class {
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func returnToCallWasTapped(_ viewController: ReturnToCallViewController)
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}
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@objc
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public class ReturnToCallViewController: UIViewController {
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@objc
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public weak var delegate: ReturnToCallViewControllerDelegate?
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let returnToCallLabel = UILabel()
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@objc
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public func startAnimating() {
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NotificationCenter.default.addObserver(self, selector: #selector(didTapStatusBar(notification:)), name: .TappedStatusBar, object: nil)
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self.returnToCallLabel.layer.removeAllAnimations()
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self.returnToCallLabel.alpha = 1
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UIView.animate(withDuration: 1,
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delay: 0,
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options: [.repeat, .autoreverse],
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animations: { self.returnToCallLabel.alpha = 0 },
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completion: { _ in self.returnToCallLabel.alpha = 1 })
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}
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@objc
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public func stopAnimating() {
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NotificationCenter.default.removeObserver(self, name: .TappedStatusBar, object: nil)
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self.returnToCallLabel.layer.removeAllAnimations()
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}
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override public func loadView() {
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self.view = UIView()
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// This is the color of the iOS "return to call" banner.
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view.backgroundColor = UIColor(rgbHex: 0x4cd964)
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let tapGesture = UITapGestureRecognizer(target: self, action: #selector(didTapView))
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view.addGestureRecognizer(tapGesture)
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view.addSubview(returnToCallLabel)
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// System UI doesn't use dynamic type for status bar; neither do we.
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returnToCallLabel.font = UIFont.ows_regularFont(withSize: 14)
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returnToCallLabel.text = NSLocalizedString("CALL_WINDOW_RETURN_TO_CALL", comment: "Label for the 'return to call' banner.")
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returnToCallLabel.textColor = .white
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returnToCallLabel.autoPinEdge(toSuperviewEdge: .bottom, withInset: 2)
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returnToCallLabel.setCompressionResistanceHigh()
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returnToCallLabel.setContentHuggingHigh()
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returnToCallLabel.autoHCenterInSuperview()
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}
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@objc
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public func didTapView(gestureRecognizer: UITapGestureRecognizer) {
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self.delegate?.returnToCallWasTapped(self)
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}
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@objc
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public func didTapStatusBar(notification: Notification) {
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self.delegate?.returnToCallWasTapped(self)
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}
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override public func viewWillLayoutSubviews() {
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Logger.debug("")
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super.viewWillLayoutSubviews()
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}
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override public func viewDidLayoutSubviews() {
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Logger.debug("")
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super.viewDidLayoutSubviews()
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}
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// MARK: Orientation
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public override var supportedInterfaceOrientations: UIInterfaceOrientationMask {
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return .portrait
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}
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}
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