Need help on Applet Programming

Question

Hi all,
I have 2 java file,
The main file is "Kell.java" and the second file is "MyFrame.java".
I have call the Myframe.java when i pressed "Booking" button on the Kell.java, but I did know how to call the action listener for      private class searchBtnListener implements ActionListener from the Kell.java.
Other problem is how i want to change value of lblresult in MyFrame.java when i pressed Search button.
Can anyone help me?
Kell.java
import javax.swing.*;
import javax.swing.border.*;
import java.awt.*;
import java.awt.event.*;
import java.text.DecimalFormat;
import java.applet.*;
public class Kell extends JApplet {
    private JPanel parentPanel, titlePanel, orderPanel;
    private JPanel bottomPanel, titleAndMenuPanel;
      private JPanel menuBtnPanel;
    private JLabel lblTitle, lblDesc;
      private JButton bookingBtn, scheduleBtn, verifyBtn;
    private ButtonGroup menuUtamaBtn;
      private CardLayout card;
JPanel cards;
     // Applet Size
     private final Dimension appletSize = new Dimension(500, 500);
    public void init()
        // set applet size
        this.setSize(appletSize);
        * Create Panels
        parentPanel = new JPanel();
            orderPanel = new JPanel();
            titlePanel = new JPanel();
            titleAndMenuPanel = new JPanel();
            menuBtnPanel = new JPanel();
        bottomPanel = new JPanel();
        * Set Panel Layouts
            titleAndMenuPanel.setLayout(new GridLayout(2,1));
        parentPanel.setLayout(new BorderLayout());
        titlePanel.setLayout(new BoxLayout(titlePanel, BoxLayout.Y_AXIS));
        orderPanel.setLayout(new BoxLayout(orderPanel, BoxLayout.Y_AXIS));
            menuBtnPanel.setLayout(new GridLayout(1,3));
        //bottomPanel.setLayout(new BorderLayout(5,5));
        // Title
        lblTitle = new JLabel("Bookiing OnnnLiine");
        lblTitle.setFont (new Font ("Book Antiqua", Font.BOLD, 18));
        lblTitle.setAlignmentX(Component.CENTER_ALIGNMENT);
        titlePanel.add(lblTitle);
        lblDesc = new JLabel("This is the online system that....");
        lblDesc.setFont (new Font ("Book Antiqua", Font.BOLD, 18));
        lblDesc.setAlignmentX(Component.CENTER_ALIGNMENT);
        orderPanel.add(lblDesc);
           // Button
            menuUtamaBtn = new ButtonGroup();
        bookingBtn = new JButton("Booking");
        scheduleBtn = new JButton("Schedule");
        verifyBtn = new JButton("Verify");
            menuUtamaBtn.add(bookingBtn);
        menuUtamaBtn.add(scheduleBtn);
        menuUtamaBtn.add(verifyBtn);
        bookingBtn.addActionListener(new bookingBtnListener());
      //scheduleBtn.addActionListener(new scheduleBtnListener());
      //verifyBtn.addActionListener(new verifyBtnListener());
        menuBtnPanel.add(bookingBtn);
        menuBtnPanel.add(scheduleBtn);
        menuBtnPanel.add(verifyBtn);
         * Add Panels
            titleAndMenuPanel.add(titlePanel, BorderLayout.NORTH);
            titleAndMenuPanel.add(menuBtnPanel, BorderLayout.SOUTH);
        parentPanel.add(titleAndMenuPanel, BorderLayout.NORTH);
            parentPanel.add(orderPanel, BorderLayout.CENTER);
        parentPanel.add(bottomPanel, BorderLayout.SOUTH);
        add(parentPanel);
     * Listeners
      private class bookingBtnListener implements ActionListener {
        public void actionPerformed (ActionEvent event) {
               MyFrame booking = new MyFrame();
               parentPanel.add(booking.bookingPANEL(), BorderLayout.CENTER);
               parentPanel.validate() ;
}MyFrame.java
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class MyFrame
     JLabel lblresult;
     public JPanel bookingPANEL()
          JPanel bookingP = new JPanel();
          JPanel searchP = new JPanel();
          JPanel resultP = new JPanel();
          JButton searchBtn = new JButton("Search");
          bookingP.setLayout(new GridLayout(2,1));
          searchP.setLayout(new BoxLayout(searchP, BoxLayout.Y_AXIS));
          resultP.setLayout(new BorderLayout());
          JLabel lblDesc = new JLabel("Testing Booking Panel");
          lblDesc.setFont (new Font ("Book Antiqua", Font.BOLD, 18));
          lblDesc.setAlignmentX(Component.CENTER_ALIGNMENT);
          lblresult = new JLabel("Testing Search Button");
          lblresult.setFont (new Font ("Book Antiqua", Font.BOLD, 18));
          lblresult.setAlignmentX(Component.CENTER_ALIGNMENT);
          searchP.add(lblDesc);
          searchP.add(searchBtn);
          resultP.add(lblresult, BorderLayout.NORTH);
          bookingP.add(searchP, 0);
          bookingP.add(resultP, 1);
          searchBtn.addActionListener(new searchBtnListener());
          return bookingP;
     private class searchBtnListener implements ActionListener {
        public void actionPerformed (ActionEvent event) {
               // I dont know how to change the value of lblresult     
               //     lblresult.text = "Button has been pressed.";
}

Answer 1

Other problem is how i want to change value of
lblresult in MyFrame.java when i pressed
Search button.
private class searchBtnListener implements
s ActionListener {
public void actionPerformed (ActionEvent
event) {
// I dont know how to change the value of
of lblresult     
               //     lblresult.text = "Button has been pressed.";
}lblresult.setText(" new String value") ;