JTree.DynamicUtilTreeNode.createChildren : Tree « Swing JFC « Java

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Java » Swing JFC » Tree

JTree.DynamicUtilTreeNode.createChildren

JTree.DynamicUtilTreeNode.createChildren


  

import java.awt.BorderLayout;

import java.util.Hashtable;

import java.util.Properties;



import javax.swing.JFrame;

import javax.swing.JScrollPane;

import javax.swing.JTree;

import javax.swing.tree.DefaultMutableTreeNode;



public class TreeUtilSample {

  public static void main(String args[]) {

    JFrame frame = new JFrame("DynamicUtilTreeNode Hashtable");



    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");



    Hashtable hashtable = new Hashtable();

    hashtable.put("One", args);

    hashtable.put("Two", new String[] { "Mercury", "Venus", "Mars" });

    Hashtable innerHashtable = new Hashtable();

    Properties props = System.getProperties();

    innerHashtable.put(props, props);

    innerHashtable.put("Two", new String[] { "Mercury", "Venus", "Mars" });

    hashtable.put("Three", innerHashtable);



    JTree.DynamicUtilTreeNode.createChildren(root, hashtable);



    JTree tree = new JTree(root);



    JScrollPane scrollPane = new JScrollPane(tree);

    frame.getContentPane().add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 150);

    frame.setVisible(true);

  }

}

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