public ViewModelWizard(EnvDTE.DTE dte, EnvDTE.ProjectItem viewModel, IVsPackageInstallerServices packageInstallerServices) { InitializeComponent(); _dte = dte; _viewModel = viewModel; _packageInstallerServices = packageInstallerServices; var edmxs = _dte.GetSolutionEdmx(_viewModel.ContainingProject, skipWaqsAlreadyUsed: false).ToList(); edmx.ItemsSource = edmxs; edmx.SelectedItem = edmxs.FirstOrDefault(); var views = _dte.GetSolutionXaml(_viewModel.ContainingProject).ToList(); views.Insert(0, new DTEExtensions.FilePathes { DisplayPath = "", FullPath = null }); view.ItemsSource = views; view.SelectedItem = views.FirstOrDefault(); }