103 lines
3.7 KiB
Swift
103 lines
3.7 KiB
Swift
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class BaseVC : UIViewController {
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private var hasGradient = false
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override var preferredStatusBarStyle: UIStatusBarStyle { return isLightMode ? .default : .lightContent }
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lazy var navBarTitleLabel: UILabel = {
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let result = UILabel()
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result.textColor = Colors.text
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result.font = .boldSystemFont(ofSize: Values.veryLargeFontSize)
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result.alpha = 1
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result.textAlignment = .center
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return result
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}()
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lazy var crossfadeLabel: UILabel = {
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let result = UILabel()
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result.textColor = Colors.text
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result.font = .boldSystemFont(ofSize: Values.veryLargeFontSize)
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result.alpha = 0
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result.textAlignment = .center
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return result
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}()
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override func viewDidLoad() {
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setNeedsStatusBarAppearanceUpdate()
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NotificationCenter.default.addObserver(self, selector: #selector(handleAppModeChangedNotification(_:)), name: .appModeChanged, object: nil)
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}
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internal func ensureWindowBackground() {
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let appMode = AppModeManager.shared.currentAppMode
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switch appMode {
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case .light:
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UIApplication.shared.delegate?.window??.backgroundColor = .white
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case .dark:
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UIApplication.shared.delegate?.window??.backgroundColor = .black
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}
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}
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internal func setUpGradientBackground() {
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hasGradient = true
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view.backgroundColor = .clear
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let gradient = Gradients.defaultBackground
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view.setGradient(gradient)
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}
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internal func setUpNavBarStyle() {
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guard let navigationBar = navigationController?.navigationBar else { return }
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if #available(iOS 15.0, *) {
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let appearance = UINavigationBarAppearance()
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appearance.configureWithOpaqueBackground()
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appearance.backgroundColor = Colors.navigationBarBackground
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appearance.shadowColor = .clear
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navigationBar.standardAppearance = appearance;
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navigationBar.scrollEdgeAppearance = navigationBar.standardAppearance
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} else {
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navigationBar.setBackgroundImage(UIImage(), for: UIBarMetrics.default)
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navigationBar.shadowImage = UIImage()
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navigationBar.isTranslucent = false
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navigationBar.barTintColor = Colors.navigationBarBackground
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}
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}
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internal func setNavBarTitle(_ title: String, customFontSize: CGFloat? = nil) {
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let container = UIView()
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navBarTitleLabel.text = title
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crossfadeLabel.text = title
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if let customFontSize = customFontSize {
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navBarTitleLabel.font = .boldSystemFont(ofSize: customFontSize)
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crossfadeLabel.font = .boldSystemFont(ofSize: customFontSize)
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}
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container.addSubview(navBarTitleLabel)
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navBarTitleLabel.pin(to: container)
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container.addSubview(crossfadeLabel)
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crossfadeLabel.pin(to: container)
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navigationItem.titleView = container
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}
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internal func setUpNavBarSessionIcon() {
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let logoImageView = UIImageView()
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logoImageView.image = #imageLiteral(resourceName: "SessionGreen32")
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logoImageView.contentMode = .scaleAspectFit
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logoImageView.set(.width, to: 32)
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logoImageView.set(.height, to: 32)
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navigationItem.titleView = logoImageView
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}
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deinit {
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NotificationCenter.default.removeObserver(self)
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}
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override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
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NotificationCenter.default.post(name: .appModeChanged, object: nil)
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}
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@objc internal func handleAppModeChangedNotification(_ notification: Notification) {
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if hasGradient {
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setUpGradientBackground() // Re-do the gradient
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}
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ensureWindowBackground()
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}
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}
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