Cocoa Programming for OS X: The Big Nerd Ranch Guide

Set Up the Menu Item

Open MainWindowController.swift and, near the bottom of the definition of MainWindowController, add a new section Actions and a stub for an @IBAction.

    // MARK: - Actions

    @IBAction func showDieConfiguration(sender: AnyObject?) {
        println("Configuration menu item clicked")
    }

Open MainMenu.xib and add a menu item to the main menu for your application by dragging it out of the object library (Figure 24.3).

Figure 24.3  Adding a menu item

Change the title of the menu item to “Configure Die”. Control-drag from the menu item to the First Responder. Set the action to be showDieConfiguration: (Figure 24.4). ...