diff options
Diffstat (limited to 'WireGuard/WireGuard/UI/iOS/QRScanViewController.swift')
| -rw-r--r-- | WireGuard/WireGuard/UI/iOS/QRScanViewController.swift | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/WireGuard/WireGuard/UI/iOS/QRScanViewController.swift b/WireGuard/WireGuard/UI/iOS/QRScanViewController.swift index 207fc43..3849f70 100644 --- a/WireGuard/WireGuard/UI/iOS/QRScanViewController.swift +++ b/WireGuard/WireGuard/UI/iOS/QRScanViewController.swift @@ -32,7 +32,7 @@ class QRScanViewController: UIViewController { NSLayoutConstraint.activate([ tipLabel.leftAnchor.constraint(equalTo: view.safeAreaLayoutGuide.leftAnchor), tipLabel.rightAnchor.constraint(equalTo: view.safeAreaLayoutGuide.rightAnchor), - tipLabel.bottomAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor, constant: -32), + tipLabel.bottomAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor, constant: -32) ]) guard let videoCaptureDevice = AVCaptureDevice.default(for: .video), @@ -118,12 +118,11 @@ class QRScanViewController: UIViewController { self?.dismiss(animated: true, completion: nil) })) alert.addAction(UIAlertAction(title: NSLocalizedString("Save", comment: ""), style: .default, handler: { [weak self] _ in - let title = alert.textFields?[0].text?.trimmingCharacters(in: .whitespacesAndNewlines) ?? "" - if (title.isEmpty) { return } + guard let title = alert.textFields?[0].text?.trimmingCharacters(in: .whitespacesAndNewlines), !title.isEmpty else { return } tunnelConfiguration.interface.name = title - if let s = self { - s.delegate?.addScannedQRCode(tunnelConfiguration: tunnelConfiguration, qrScanViewController: s) { - s.dismiss(animated: true, completion: nil) + if let self = self { + self.delegate?.addScannedQRCode(tunnelConfiguration: tunnelConfiguration, qrScanViewController: self) { + self.dismiss(animated: true, completion: nil) } } })) |