         
         super.viewWillAppear()
         
-        self.view.identifier = .HUD
+        self.view.identifier = .hud
         self.view.layer?.cornerRadius = self.cornerRadius
         self.view.layer?.opacity = 0.0
         

    func show(in clientView: NSView) {
        
        // remove previous HUD
        for subview in clientView.subviews where subview.identifier == .HUD {
            subview.fadeOut(duration: self.fadeDuration / 2.0, delay: 0)  // fade quickly
        }
        

//
//  ---------------------------------------------------------------------------
//
//  © 2016-2019 1024jp
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
