示例#1
0
 @Override
 public void actionPerformed(ActionEvent evt) {
   TreePath path = resultTree.getSelectionPath();
   DefaultMutableTreeNode operNode = (DefaultMutableTreeNode) path.getLastPathComponent();
   for (Enumeration e = operNode.children(); e.hasMoreElements(); ) {
     DefaultMutableTreeNode node = (DefaultMutableTreeNode) e.nextElement();
     resultTree.collapsePath(new TreePath(node.getPath()));
   }
   resultTree.scrollPathToVisible(new TreePath(operNode.getPath()));
 }
示例#2
0
    @Override
    public void actionPerformed(ActionEvent evt) {
      JCheckBoxMenuItem menuItem = (JCheckBoxMenuItem) evt.getSource();
      boolean curState = menuItem.isSelected();

      TreePath path = resultTree.getSelectionPath();
      DefaultMutableTreeNode operNode = (DefaultMutableTreeNode) path.getLastPathComponent();

      HyperSearchOperationNode operNodeObj = (HyperSearchOperationNode) operNode.getUserObject();
      if (curState) operNodeObj.cacheResultNodes(operNode);
      operNode.removeAllChildren();
      if (curState) {
        Exception excp = null;
        try {
          operNodeObj.insertTreeNodes(resultTree, operNode);
        } catch (Exception ex) {
          operNodeObj.restoreFlatNodes(resultTree, operNode);
          menuItem.setSelected(false);
          excp = ex;
        } finally {
          ((DefaultTreeModel) resultTree.getModel()).nodeStructureChanged(operNode);
          expandAllNodes(operNode);
          resultTree.scrollPathToVisible(new TreePath(operNode.getPath()));
        }
        if (excp != null) throw new RuntimeException(excp);
      } else operNodeObj.restoreFlatNodes(resultTree, operNode);

      operNodeObj.setTreeViewDisplayed(menuItem.isSelected());
    }