NetNewsWire/Evergreen/MainWindow/Detail/DetailViewController.swift
2017-09-17 12:22:15 -07:00

115 lines
2.8 KiB
Swift

//
// DetailViewController.swift
// Evergreen
//
// Created by Brent Simmons on 7/26/15.
// Copyright © 2015 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import WebKit
import RSCore
import Data
class DetailViewController: NSViewController, WKNavigationDelegate, WKUIDelegate {
var webview: WKWebView!
var article: Article? {
didSet {
reloadHTML()
}
}
override func viewDidLoad() {
NotificationCenter.default.addObserver(self, selector: #selector(timelineSelectionDidChange(_:)), name: .TimelineSelectionDidChange, object: nil)
let preferences = WKPreferences()
preferences.minimumFontSize = 12.0
preferences.javaScriptCanOpenWindowsAutomatically = false
preferences.javaEnabled = false
preferences.javaScriptEnabled = true
preferences.plugInsEnabled = false
let configuration = WKWebViewConfiguration()
configuration.preferences = preferences
webview = WKWebView(frame: self.view.bounds, configuration: configuration)
webview.uiDelegate = self
webview.navigationDelegate = self
webview.translatesAutoresizingMaskIntoConstraints = false
let boxView = self.view as! DetailBox
boxView.contentView = webview
boxView.rs_addFullSizeConstraints(forSubview: webview)
boxView.viewController = self
}
// MARK: Notifications
func timelineSelectionDidChange(_ note: Notification) {
let timelineView = note.userInfo?[viewKey] as! NSView
if timelineView.window! === self.view.window {
article = note.userInfo?[articleKey] as? Article
}
}
func viewWillStartLiveResize() {
webview.evaluateJavaScript("document.body.style.overflow = 'hidden';", completionHandler: nil)
}
func viewDidEndLiveResize() {
webview.evaluateJavaScript("document.body.style.overflow = 'visible';", completionHandler: nil)
}
// MARK: Private
private func reloadHTML() {
if let article = article {
let articleRenderer = ArticleRenderer(article: article, style: ArticleStylesManager.sharedInstance.currentStyle)
webview.loadHTMLString(articleRenderer.html, baseURL: articleRenderer.baseURL)
}
else {
webview.loadHTMLString("", baseURL: nil)
}
}
// MARK: WKNavigationDelegate
public func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {
if navigationAction.navigationType == .linkActivated {
if let url = navigationAction.request.url {
openInBrowser(url.absoluteString)
}
decisionHandler(.cancel)
return
}
decisionHandler(.allow)
}
}
class DetailBox: NSBox {
weak var viewController: DetailViewController?
override func viewWillStartLiveResize() {
viewController?.viewWillStartLiveResize()
}
override func viewDidEndLiveResize() {
viewController?.viewDidEndLiveResize()
}
}