Below is my working example, it doesn't actually use the port specfied as I've altered the
server to run gtk-server as a child process.

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package test;

import gtk.Model;
import gtk.Gtk;
import ui.Ui;

import ui.MessageDialog;
import ui.Window;
import ui.Button;
import ui.Text;
import ui.Combo;
import ui.Label;
import ui.TextView;
import ui.TextBuffer;

import js.Node;

import bdog.bingo.Common;
import bdog.bingo.client.Controller;
import bdog.extra.Locator;


class BClient {
  
  public static function
  main() {
    Ui.init(50001,start);
  }

  static var entry1:Text;
  static var cmbRooms:Combo;
  static var lblState:Label;
  static var lblSecs:Label;
  static var lblNCards:Label;
  static var lblStatus:Label;
  static var window:Window;
  static var wndCards:Window;
  static var viewRaw:TextView;
  static var textBuffer:TextBuffer;

  public static function appWindow() {
    return window;
  }

  public static function
  start() {
    Ui.fromFile("bingo.glade",function(g:GladeXml) {
        Button.fromGlade(g,"btnCards",function(b) {
            b.onClick(function(w,e) {
                room().requestCards();
              });           
          });
        
        Text.fromGlade(g,"entry1",function(t:Text) {
            entry1 = t;
            entry1.set("woot");
          });

        Button.fromGlade(g,"btnSLogin",function(b) {            
            b.onClick(function(w,e) {
                sLogin();
              });
          });

        Label.fromGlade(g,"lblSecs",function(l) {
            lblSecs = l;
          });

        Label.fromGlade(g,"lblState",function(l) {
            lblState = l;
          });
        
        Label.fromGlade(g,"lblNCards",function(l) {
            lblNCards = l;
          });

        Label.fromGlade(g,"lblStatus",function(l) {
            lblStatus = l;
          });
        
        Combo.fromGlade(g,"cmbRooms",function(c:Combo) {
            cmbRooms = c;
            cmbRooms.onChange(function(w,e) {
                trace("room changed "+w+" with event "+e);
              });           
          });

        TextView.fromGlade(g,"viewRaw",function(tv:TextView) {
            viewRaw = tv;
            tv.getBuffer(function(tb){
                textBuffer = tb;
                textBuffer.setText("woot");
              });
          });
        
        Window.fromGlade(g,"window1",function(w) {
            window = w;
            window.title("bingo");
            window.onDestroy(function(w,e) {
                Gtk.mainQuit();
                Node.process.exit(0);
              });
            Ui.poll(window);
            pLogin();
          });

        Window.fromGlade(g,"wndCards",function(w) {
            wndCards = w;
            wndCards.onDestroy(function(w,e) {
                wndCards.hide();
              });
            
            Button.fromGlade(g,"btnShowCards",function(b) {
                b.onClick(function(w,e) {
                    wndCards.show();
                  });
              });
          });
        
      });
  }


  static function
  pLogin() {
    var l:Location = {host:'localhost',port:8084};
    Controller.login(l,'t1@t1.com','pass','site',function(err,u) {
        entry1.set(u.sessID);
      });
  }

  public static function room() {
    return Controller.getRoom();
  }
  
  static function
  sLogin() {
    cmbRooms.selected(function(roomID) {
        trace("roomID = "+roomID);
        if (roomID == "") {
          MessageDialog.info("Select a room first",appWindow());
          return;
        }
        Controller.roomLogin(Controller.sessID,roomID,function(room) {
        
            room.event.onLogin.addHandler(function(login) {
                
              });
            
            room.event.onGame.addHandler(function(g) {                
                
              });
            
            room.event.onCards.addHandler(function(c) {
                lblNCards.label(Std.string(c.cards.length));
              });
            
            room.event.onSync.addHandler(function(s:SyncPkt) {
                lblState.label(s.event);
                lblSecs.label(Std.string(s.curSec));
              });

            room.event.onDebug.addHandler(function(d:Dynamic) {
                trace("displaying raw ");
                textBuffer.setText(Std.string(d));
                
              });

            room.event.onCannotBuy.addHandler(function() {
                lblStatus.label("you cannot buy right now");
              });
          });
      });
  }
}