15     public partial class App : Application

    15     public partial class App : Application

    16     {

    16     {

    17 

    17 

    18         public App()

    18         public App()

    19         {

    19         {

    20             this.Startup += this.Application_Startup;

    21             this.Startup += this.Application_Startup;

    21             this.Exit += this.Application_Exit;

    22             this.Exit += this.Application_Exit;

    22             this.UnhandledException += this.Application_UnhandledException;

    23             this.UnhandledException += this.Application_UnhandledException;

    23 

    24 

    24             InitializeComponent();

    25             InitializeComponent();