public MainWindow()
{
InitializeComponent();
this.currentApp = ((App)Application.Current);
// Export print menu via MEF so that all views can subscribe to click event.
((App)Application.Current).Container.ComposeExportedValue<MenuItem>("PrintMenuItem", this.PrintMenuItem);
}
public static void Main()
{
WpfApplication19.App app = new WpfApplication19.App();
app.InitializeComponent();
app.Run();
}