protected void installListeners() { }
protected void installListeners() { tree.addPropertyChangeListener(propertyChangeListener); tree.addFocusListener(focusListener); tree.addTreeSelectionListener(treeSelectionListener); tree.addMouseListener(mouseInputListener); tree.addKeyListener(keyListener); tree.addPropertyChangeListener(selectionModelPropertyChangeListener); tree.addComponentListener(componentListener); cellEditor.addCellEditorListener(cellEditorListener); tree.addTreeExpansionListener(treeExpansionListener); treeModel.addTreeModelListener(treeModelListener); }
  protected void installListeners()   {  }