JTree.DynamicUtilTreeNode: createChildren(DefaultMutableTreeNode parent, Object children) : JTree « javax.swing « Java by API

1. Java by API
2. javax.swing
3. JTree

JTree.DynamicUtilTreeNode: createChildren(DefaultMutableTreeNode parent, Object children)

  
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 MainClass {
  public static void main(final String args[]) {
    JFrame frame = new JFrame("DynamicUtilTreeNode Hashtable");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");

    Hashtable<Object, Object> hashtable = new Hashtable<Object, Object>();
    hashtable.put("A", args);
    hashtable.put("B", new String[] { "a", "b", "c" });
    Hashtable<Object, Object> innerHashtable = new Hashtable<Object, Object>();
    Properties props = System.getProperties();
    innerHashtable.put(props, props);
    hashtable.put("C", innerHashtable);

    JTree.DynamicUtilTreeNode.createChildren(root, hashtable);

    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
  }
}

           
         
    
  

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