using CommunityToolkit.Mvvm.ComponentModel; using CommunityToolkit.Mvvm.Input; using MicaSetup.Helper; using System.Windows; namespace MicaSetup.ViewModels; public partial class FinishViewModel : ObservableObject { [RelayCommand] public void Close() { if (UIDispatcherHelper.MainWindow is Window window) { SystemCommands.CloseWindow(window); } } }