Chapter 14, Problem 2PE

a.

Explanation of Solution

Program:

File name: “JFrameDisableButton.java”

//Import necessary header files

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

//Define a class named JFrameDisableButton

public class JFrameDisableButton extends JFrame implements ActionListener

{

    //Declare a variable and initialize the value

    final int SIZE = 180;

    //Retrieves the content pane layer

    Container con = getContentPane();

    //Create a JButton with the text "Press Me"

    JButton button = new JButton("Press Me");

    //Define a default constructor JFrameDisableButton

    public JFrameDisableButton()

    {

        //Set the title and layout to the frame

        super("Frame");

        con.setLayout(new FlowLayout());

        //Set the dimensions and visibility to the frame

        setSize(SIZE, SIZE);

        setVisible(true);

        //Add the button to the frame

        con...

b.

Explanation of Solution

Program:

File name: “JFrameDisableButton2.java”

//Import necessary header files

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

//Define a class named JFrameDisableButton2

public class JFrameDisableButton2 extends JFrame implements ActionListener

{

    //Declare a variable and initialize the value

    final int SIZE = 180;

    //Retrieves the content pane layer

    Container con = getContentPane();

    //Create a JButton with the text "Press Me"

    JButton button = new JButton("Press Me");

    //Declare the variables and initialize the value

    int count = 0;

    final int MAX = 8;

    //Create a label with the text "That's enough!"

    JLabel label = new JLabel("That's enough!");

    //Define a default constructor JFrameDisableButton2

    public JFrameDisableButton2()

    {

        //Set the title and layout to the frame

        super("Frame");

        con.setLayout(new FlowLayout());

        //Set the dimensions and visibility to the frame

        setSize(SIZE, SIZE);

        setVisible(true);

        //Add the button to the frame

        con.add(button);

        //Add the label to the frame

        con...