private void OptionsMenuItem_Click(object sender, EventArgs e) { if (configuration == null) { return; } var optionsViewModel = new OptionsViewModel(dte, configuration); var optionsView = new OptionsView(optionsViewModel); var interop = new WindowInteropHelper(optionsView); interop.EnsureHandle(); interop.Owner = (IntPtr)dte.MainWindow.HWnd; optionsView.ShowDialog(); UpdateUI(); }