mirror of https://github.com/oxen-io/session-ios
Merge pull request #66 from loki-project/multi-device-qr-code-scanning
Multi Device QR Code Scanningpull/67/head
gmbnt
6 years ago
committed by
GitHub
commit
baf4150f6e
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#import <SignalMessaging/OWSViewController.h>
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#import "OWSQRCodeScanningViewController.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface ScanQRCodeVC : OWSViewController
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@property (nonatomic, weak) UIViewController<OWSQRScannerDelegate> *delegate;
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@end
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NS_ASSUME_NONNULL_END
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@ -1,62 +0,0 @@
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#import "ScanQRCodeVC.h"
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#import "Session-Swift.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface ScanQRCodeVC ()
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@property (nonatomic) OWSQRCodeScanningViewController *qrCodeScanningVC;
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@end
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@implementation ScanQRCodeVC
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- (UIInterfaceOrientationMask)supportedInterfaceOrientations { return UIInterfaceOrientationMaskPortrait; }
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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// Background color
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self.view.backgroundColor = Theme.backgroundColor;
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// QR code scanning VC
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self.qrCodeScanningVC = [OWSQRCodeScanningViewController new];
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self.qrCodeScanningVC.scanDelegate = self.delegate;
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[self.view addSubview:self.qrCodeScanningVC.view];
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[self.qrCodeScanningVC.view autoPinEdgeToSuperviewEdge:ALEdgeLeading];
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[self.qrCodeScanningVC.view autoPinEdgeToSuperviewEdge:ALEdgeTrailing];
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[self.qrCodeScanningVC.view autoPinToTopLayoutGuideOfViewController:self withInset:0.0];
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[self.qrCodeScanningVC.view autoPinToSquareAspectRatio];
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// Explanation label
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UILabel *explanationLabel = [UILabel new];
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explanationLabel.text = NSLocalizedString(@"Scan the QR code of the person you'd like to securely message. They can find their QR code by going into Loki Messenger's in-app settings and clicking \"Show QR Code\".", @"");
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explanationLabel.textColor = Theme.primaryColor;
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explanationLabel.font = UIFont.ows_dynamicTypeSubheadlineClampedFont;
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explanationLabel.numberOfLines = 0;
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explanationLabel.lineBreakMode = NSLineBreakByWordWrapping;
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explanationLabel.textAlignment = NSTextAlignmentCenter;
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// Bottom view
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UIView *bottomView = [UIView new];
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[self.view addSubview:bottomView];
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[bottomView autoPinEdge:ALEdgeTop toEdge:ALEdgeBottom ofView:self.qrCodeScanningVC.view];
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[bottomView autoPinEdgeToSuperviewEdge:ALEdgeLeading];
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[bottomView autoPinEdgeToSuperviewEdge:ALEdgeTrailing];
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[bottomView autoPinEdgeToSuperviewEdge:ALEdgeBottom];
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[bottomView addSubview:explanationLabel];
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[explanationLabel autoPinWidthToSuperviewWithMargin:32];
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[explanationLabel autoPinHeightToSuperviewWithMargin:32];
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// Title
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self.title = NSLocalizedString(@"Scan QR Code", "");
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}
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- (void)viewDidAppear:(BOOL)animated
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{
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[super viewDidAppear:animated];
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[UIDevice.currentDevice ows_setOrientation:UIInterfaceOrientationPortrait];
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.qrCodeScanningVC startCapture];
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});
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}
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@end
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NS_ASSUME_NONNULL_END
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@ -0,0 +1,74 @@
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final class ScanQRCodeWrapperVC : UIViewController {
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var delegate: (UIViewController & OWSQRScannerDelegate)? = nil
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var isPresentedModally = false
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private let message: String
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private let scanQRCodeVC = OWSQRCodeScanningViewController()
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// MARK: Settings
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override var supportedInterfaceOrientations: UIInterfaceOrientationMask { return .portrait }
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// MARK: Lifecycle
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init(message: String) {
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self.message = message
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super.init(nibName: nil, bundle: nil)
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}
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required init?(coder: NSCoder) {
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preconditionFailure("Use init(title:) instead.")
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}
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override init(nibName: String?, bundle: Bundle?) {
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preconditionFailure("Use init(title:) instead.")
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}
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override func viewDidLoad() {
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// Navigation bar
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if isPresentedModally {
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navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .stop, target: self, action: #selector(objc_dismiss))
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}
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// Background color
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view.backgroundColor = Theme.backgroundColor
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// Scan QR code VC
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scanQRCodeVC.scanDelegate = delegate
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let scanQRCodeVCView = scanQRCodeVC.view!
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view.addSubview(scanQRCodeVCView)
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scanQRCodeVCView.pin(.leading, to: .leading, of: view)
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scanQRCodeVCView.pin(.trailing, to: .trailing, of: view)
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scanQRCodeVCView.autoPin(toTopLayoutGuideOf: self, withInset: 0)
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scanQRCodeVCView.autoPinToSquareAspectRatio()
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// Bottom view
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let bottomView = UIView()
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view.addSubview(bottomView)
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bottomView.pin(.top, to: .bottom, of: scanQRCodeVCView)
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bottomView.pin(.leading, to: .leading, of: view)
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bottomView.pin(.trailing, to: .trailing, of: view)
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bottomView.pin(.bottom, to: .bottom, of: view)
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// Explanation label
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let explanationLabel = UILabel()
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explanationLabel.text = message
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explanationLabel.textColor = Theme.primaryColor
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explanationLabel.font = .ows_dynamicTypeSubheadlineClamped
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explanationLabel.numberOfLines = 0
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explanationLabel.lineBreakMode = .byWordWrapping
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explanationLabel.textAlignment = .center
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bottomView.addSubview(explanationLabel)
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explanationLabel.autoPinWidthToSuperview(withMargin: 32)
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explanationLabel.autoPinHeightToSuperview(withMargin: 32)
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// Title
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title = NSLocalizedString("Scan QR Code", comment: "")
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(animated)
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UIDevice.current.ows_setOrientation(.portrait)
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DispatchQueue.main.async { [weak self] in
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self?.scanQRCodeVC.startCapture()
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}
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}
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// MARK: Interaction
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@objc private func objc_dismiss() {
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presentingViewController?.dismiss(animated: true, completion: nil)
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}
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}
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