// {{{ traverseNodes() method
public static boolean traverseNodes(
DefaultMutableTreeNode node, HyperSearchTreeNodeCallback callbackInterface) {
if (!callbackInterface.processNode(node)) return false;
for (Enumeration e = node.children(); e.hasMoreElements(); ) {
DefaultMutableTreeNode childNode = (DefaultMutableTreeNode) e.nextElement();
if (!traverseNodes(childNode, callbackInterface)) return false;
}
return true;
} // }}}
@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()));
}