single page macos swift app webview wrap of http://asciiwwdc.com

asciiwwdc.com

#!/usr/bin/swift -target x86_64-apple-macosx10.12 -v
import Cocoa
import WebKit

func halfWindow(title: String = "Half Window (^c to quit)") -> NSWindow {
    let window = NSWindow() 
    if let screen = window.screen {
        var frame = screen.visibleFrame
        let size = CGSize(width: frame.size.width / 2, height: frame.size.height)
        frame = CGRect(origin: .zero, size: size)
        window.setFrame(frame, display: true)
        window.title = title
    }
    window.orderFrontRegardless()
    return window
}

func webView(parent: NSView) -> WKWebView {
    var frame = parent.frame
    let size = CGSize(width: frame.size.width, height: frame.size.height - 20) 
    frame = CGRect(origin: .zero, size: size)
    let webConfiguration = WKWebViewConfiguration()
    let webView = WKWebView(frame: frame, configuration: webConfiguration)
    parent.addSubview(webView)
    return webView
}

let src = "http://asciiwwdc.com"
if let v = halfWindow(title: src).contentView {
    let w = webView(parent: v)
    if let url = URL(string: src) {
        let request = URLRequest(url: url)
        dump(request)
        w.load(request)
    }
}
NSApp.run()