private void MainWindow_OnClosing(object sender, CancelEventArgs e) { var allDocumentsClosed = _mainWindowViewModel.CloseAllDocumentsAsync().Result; if (!allDocumentsClosed) { e.Cancel = true; } }
private void MainWindow_OnClosing(object sender, CancelEventArgs e) { var allDocumentsClosed = _mainWindowViewModel.CloseAllDocumentsAsync().Result; if (!allDocumentsClosed) { e.Cancel = true; } }