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Split the web view controller into view and view controller, trimmed …
…it down a little and fixed a couple if iPhone glitches, then moved other parts of the app over to using it.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| // | ||
| // WebView.swift | ||
| // Unwrap | ||
| // | ||
| // Created by Paul Hudson on 02/05/2019. | ||
| // Copyright © 2019 Hacking with Swift. All rights reserved. | ||
| // | ||
|
|
||
| import UIKit | ||
| import WebKit | ||
|
|
||
| class WebView: UIView { | ||
| weak var delegate: WebViewController? { | ||
| didSet { | ||
| webView.uiDelegate = delegate | ||
| webView.navigationDelegate = delegate | ||
| } | ||
| } | ||
|
|
||
| let webView = WKWebView() | ||
| let progressView = UIProgressView(progressViewStyle: .bar) | ||
| private var estimatedProgressObserver: NSKeyValueObservation? | ||
|
|
||
| override init(frame: CGRect) { | ||
| super.init(frame: frame) | ||
| backgroundColor = .white | ||
|
|
||
| webView.translatesAutoresizingMaskIntoConstraints = false | ||
| webView.allowsBackForwardNavigationGestures = true | ||
| addSubview(webView) | ||
|
|
||
| NSLayoutConstraint.activate([ | ||
| webView.topAnchor.constraint(equalTo: safeAreaLayoutGuide.topAnchor), | ||
| webView.bottomAnchor.constraint(equalTo: safeAreaLayoutGuide.bottomAnchor), | ||
| webView.leadingAnchor.constraint(equalTo: safeAreaLayoutGuide.leadingAnchor), | ||
| webView.trailingAnchor.constraint(equalTo: safeAreaLayoutGuide.trailingAnchor) | ||
| ]) | ||
|
|
||
| progressView.isHidden = true | ||
| progressView.translatesAutoresizingMaskIntoConstraints = false | ||
| addSubview(progressView) | ||
|
|
||
| NSLayoutConstraint.activate([ | ||
| progressView.heightAnchor.constraint(equalToConstant: 2.0), | ||
| progressView.topAnchor.constraint(equalTo: safeAreaLayoutGuide.topAnchor), | ||
| progressView.leadingAnchor.constraint(equalTo: safeAreaLayoutGuide.leadingAnchor), | ||
| progressView.trailingAnchor.constraint(equalTo: safeAreaLayoutGuide.trailingAnchor) | ||
| ]) | ||
|
|
||
| setupEstimatedProgressObserver() | ||
| } | ||
|
|
||
| required init?(coder aDecoder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
|
||
| private func setupEstimatedProgressObserver() { | ||
| estimatedProgressObserver = webView.observe(\.estimatedProgress, options: .new) { [weak self] webView, _ in | ||
| self?.progressView.setProgress(Float(webView.estimatedProgress), animated: true) | ||
| } | ||
| } | ||
|
|
||
| func load(_ url: URL) { | ||
| let request = URLRequest(url: url) | ||
| webView.load(request) | ||
| } | ||
|
|
||
| @objc func reload() { | ||
| webView.reload() | ||
| } | ||
|
|
||
| func loadingDidStart() { | ||
| progressView.progress = 0 | ||
| progressView.isHidden = false | ||
| } | ||
|
|
||
| func loadingDidFinish() { | ||
| progressView.isHidden = true | ||
| } | ||
|
|
||
| func getShareItems() -> [Any] { | ||
| guard let url = webView.url else { return [] } | ||
| var shareItems: [Any] = [url] | ||
|
|
||
| if let webViewTitle = webView.title { | ||
| shareItems.append(webViewTitle) | ||
| } | ||
|
|
||
| return shareItems | ||
| } | ||
| } |
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