void Window_Loaded(object sender, RoutedEventArgs e) { AppConfig config = CommonCode.GetAppConfig(); this.Width = config.WindowWidth; this.Height = config.WindowHeight; this.DataContext = config; this.menu.Items.Add(new ViewModel.Menu() { menu = "test1" }); this.menu.Items.Add(new ViewModel.Menu() { menu = "test2" }); this.menu.Items.Add(new ViewModel.Menu() { menu = "test3" }); }