win2.js

// Generated by CoffeeScript 1.9.0
(function() {
  var app, win;

  ObjC["import"]('Cocoa');

  ObjC.registerSubclass({
    name: 'WinDelegate',
    superclass: 'NSObject',
    protocols: ['NSWindowDelegate'],
    methods: {
      'windowWillClose:': {
        types: ['void', ['id']],
        implementation: function(notification) {
          return app.terminate(0);
        }
      }
    }
  });

  win = $.NSWindow.alloc.initWithContentRectStyleMaskBackingDefer($.NSMakeRect(0, 0, 160, 90), $.NSTitledWindowMask | $.NSMiniaturizableWindowMask | $.NSClosableWindowMask, $.NSBackingStoreBuffered, false);

  win.delegate = $.WinDelegate.alloc.init;

  win.title = 'my win2';

  win.center;

  win.makeKeyAndOrderFront(win);

  app = $.NSApplication.sharedApplication;

  app.setActivationPolicy($.NSApplicationActivationPolicyRegular);

  app.activateIgnoringOtherApps(true);

  app.run();

}).call(this);