How to set the size for the content pane?

Question

* Login.java
* Created on 15 March 2004, 17:17
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.sql.*;
* @author Mindwalker
public class Login extends javax.swing.JFrame implements ActionListener {
     private JFrame controllingFrame;
private JPasswordField passwordField;
private static String Login = "Login";
/** Creates new form Login */
public Login() {
initComponents();
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
private void initComponents() {//GEN-BEGIN:initComponents
PasswordEnter = new javax.swing.JTextField();
User_name = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jButton1 = new javax.swing.JButton();
getContentPane().setLayout(null);
addWindowListener(new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent evt) {
exitForm(evt);
getContentPane().add(PasswordEnter);
PasswordEnter.setBounds(150, 160, 140, 20);
getContentPane().add(User_name);
User_name.setBounds(150, 120, 140, 20);
jLabel1.setText("Password");
getContentPane().add(jLabel1);
jLabel1.setBounds(40, 160, 70, 16);
jLabel2.setText("User name");
getContentPane().add(jLabel2);
jLabel2.setBounds(40, 120, 80, 16);
jButton1.setText("Login");
getContentPane().add(jButton1);
jButton1.setBounds(170, 210, 81, 26);
jButton1.addActionListener(this);
pack();     

Answer 1

You don't learn anything by using GUI building tools. You learn by reading. Here's a section from the Swing tutorial on [url http://java.sun.com/docs/books/tutorial/uiswing/layout/index.html]Using Layout Managers that also deals with "Absolute Positioning".