Membuat Transparan TextPane

ClTransparanTextPane.java

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JTextPane;

@SuppressWarnings("serial")
public class ClTransparanTextPane extends JTextPane
{

    public ClTransparanTextPane()
    {
        super();
        this.setOpaque(false);
    }
    public void paintComponent(Graphics g)
    {
        g.setColor(new Color(255,255,255,128));
        g.fillRect(0, 0, getWidth(), getHeight());
        super.paintComponent(g);
    }
}

frameTransparanTextPane.java

import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JLabel;
import javax.swing.JTextPane;
import javax.swing.ImageIcon;

@SuppressWarnings("serial")
public class frameTransparanTextPane extends JFrame
{

	private JPanel contentPane;
	private JLabel lblWall;
	private JTextPane textPane;
	private JLabel lblIcon;

	/**
	 * Create the frame.
	 */
	public frameTransparanTextPane() 
	{
		setTitle("Transparan TextPane");
		setResizable(false);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 691, 458);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		contentPane.setLayout(null);
		
		textPane = new ClTransparanTextPane();
		textPane.setBounds(32, 32, 466, 333);
		contentPane.add(textPane);
		
		lblIcon = new JLabel("");
		lblIcon.setIcon(new ImageIcon("/home/resa/Aplikasi Java/SwingJava/src/transparanTextPane/icon.png"));
		lblIcon.setBounds(510, 110, 162, 139);
		contentPane.add(lblIcon);
		
		lblWall = new JLabel("");
		lblWall.setIcon(new ImageIcon("/home/resa/Aplikasi Java/SwingJava/src/transparanTextPane/wall.jpg"));
		lblWall.setBounds(0, -12, 689, 444);
		contentPane.add(lblWall);
		setLocationRelativeTo(null);
	}
	
	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					frameTransparanTextPane frame = new frameTransparanTextPane();
					frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}


}