Nangamso Zamxaka
Refresh JFrame
2 Answer(s)      5 years and 10 months ago
Posted in : Java Beginners

How to refersh a JFrame and its componets


View Answers

March 29, 2011 at 4:40 PM

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;

 class Show extends JFrame {
    JPanel points;
    JTextField text;
    int maxPoints;

    public Show() {
        setSize(400, 300);

        JLabel lab=new JLabel("Enter number of points: ");

        text = new JTextField();


        JButton submit = new JButton("Submit");
        submit.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e) {
            maxPoints = Integer.parseInt(text.getText()) * 2;

            for (int i=0; i<maxPoints; i++) {
                JTextField textField = new JTextField();
        submit.setBounds(10, 40, 100, 20);

        points = new JPanel(new GridLayout(2,2));
        Component[] a = points.getComponents();
public class RefreshJFrame {
        public static void main(String[] args) {
        Show show = new Show();

November 10, 2012 at 10:23 AM

its not working

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