public MainWindow() { InitializeComponent(); controller = Controller.GetInstance(); controller.SetGui(this); richTextBox.Visibility = Visibility.Hidden; }
private void OpenDocment(object sender, RoutedEventArgs e) { TreeViewItem item = (TreeViewItem)sender; String text = File.ReadAllText(item.Tag.ToString()); //IOException, if file is used by another program Controller.GetInstance().SetOpenDocument(text, item.Header.ToString(), item.Tag.ToString()); }