Tree Root Hide in Java

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Tree Root Hide in Java

In this section, you will learn to hide the root node of a JTree.

In this section, you will learn to hide the root node of a JTree.

Tree Root Hide in Java

     

In this section, you will learn to hide the root node of  a JTree

Description of the Program:

The following program helps to hide the root node of the Jtree component. This program creates a tree that contains multiple nodes where the root node is kept hidden. The getProperty() method determines the current system properties. This method returns the multiple data of system that will be displayed in a node. For hiding root node we set the setRootVisible is 'false'. 

Here is the code of this program:

import javax.swing.*;
import javax.swing.event.*;
import java.util.Properties;
import javax.swing.JTree.*;

public class TreeRootHide{
  public static void main(String[] args) {
  JFrame frame = new JFrame("Root Hide of tree");
  Properties prop = System.getProperties();
  JTree tree = new JTree(prop);
  tree.setRootVisible(false);
  JScrollPane scroll = new JScrollPane(tree);
  frame.getContentPane().add(scroll, "Center");
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE)
  frame.setSize(350,400);
  frame.setVisible(true);
  }
}

Download this program.

Output this program:

 

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