StatusItem.swift

let statusItem = NSStatusBar.system.statusItem(withLength: NSStatusItem.squareLength)
let contentView = VStack {
    Button("TestButton", action: {
        print("testest")
    })
}
let view = NSHostingView(rootView: contentView)
view.frame = NSRect(x: 0, y: 0, width: 200, height: 200)

let menuItem = NSMenuItem()
menuItem.view = view

let menu = NSMenu()
menu.addItem(menuItem)

statusItem.menu = menu
statusItem.button?.title = "Test"

Hello.

thanks your answer here
And Do you know what control it is in the picture above ? It hovers with a translucent background and I am sure it is not a button.
Thanks.

Hello.
thanks your answer here And Do you know what control it is in the picture above ? It hovers with a translucent background and I am sure it is not a button. Thanks.

Hello @makhocheung,
You should try using Accessibility Inspector, it reveals what's being used under the hood.

Also please check this topic about regular NSMenuItems being highlighted in a custom way. https://stackoverflow.com/questions/6054331/highlighting-a-nsmenuitem-with-a-custom-view