using HandyControl.Collections; using System.Configuration; using System.Data; using System.Diagnostics; using System.Windows; namespace 电子展板 { /// /// Interaction logic for App.xaml /// public partial class App : Application { public App() { } protected override void OnStartup(StartupEventArgs e) { MainWindow mainWindow = new MainWindow(); mainWindow.Show(); MainWindow2 mainWindow2 = new MainWindow2(); mainWindow2.Show(); base.OnStartup(e); } } }