4f80100234
We want to render the return-to-call banner behind the status bar, so the user can see the system clock, etc. But normally, doing so would mean we wouldn't receive touches in the top 20px of the screen. // FREEBIE
78 lines
2.6 KiB
Swift
78 lines
2.6 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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public weak var delegate: ReturnToCallViewControllerDelegate?
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let returnToCallLabel = UILabel()
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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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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("\(self.logTag) in \(#function)")
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super.viewWillLayoutSubviews()
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}
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override public func viewDidLayoutSubviews() {
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Logger.debug("\(self.logTag) in \(#function)")
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super.viewDidLayoutSubviews()
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}
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}
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