GestureHUD companion xcode project (AppDelegate.swift)

GestureHUD_ AppDelegate.swift

import Cocoa
@testable import Utils
@testable import Element

@NSApplicationMain
class AppDelegate:NSObject, NSApplicationDelegate {
    weak var window:NSWindow!
    var win:NSWindow?/*<--The window must be a class variable, local variables doesn't work*/
    var menu:Menu?
    
    func applicationDidFinishLaunching(_ aNotification:Notification) {
        quickTest()
    }
    func quickTest(){
        setup()
        _ = window.contentView?.addSubView(TestView())
        
    }
    func setup(){
        window.contentView = InteractiveView()
    }
    func applicationWillTerminate(_ aNotification:Notification) {
        print("Good-bye")
    }
}
class TestView:InteractiveView{
    lazy var gestureHUD:GestureHUD  =  GestureHUD(self)
    init(){
        super.init(frame: NSRect.init(0, 0, 200, 200))
        self.acceptsTouchEvents = true/*Enables gestures*/
        self.wantsRestingTouches = true/*Makes sure all touches are registered. Doesn't register when used in playground*/
        let rect = RectGraphic(0,0,200,200,FillStyle(.blue),nil)
        self.addSubview(rect.graphic)
        rect.draw()
        _ = gestureHUD
        
    }
    required init(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
}
extension TestView{
    override func touchesBegan(with event:NSEvent) {
        gestureHUD.touchesBegan(event)
    }
    override func touchesMoved(with event:NSEvent) {
        gestureHUD.touchesMoved(event)
    }
    override func touchesEnded(with event:NSEvent) {
        gestureHUD.touchesEnded(event)
    }
}