Question

(Programming Exercises from text, Q14.7)

(Display random 0 or 1) Write a program that displays a 10-by-10 square matrix, as shown in Figure 14.45a . Each element in the matrix is 0 or 1, randomly generated. Display each number centered in a text field. Use TextField’s setText method to set value 0 or 1 as a string.

Java Programm

Can you provide coding with comments

Thank You

Exercise14_07 - OX 1 0 1 1 0 0 0 1 0 1 101 01 ooooo 0 0 1 1 0 1 0 1 0 1 0 1 1 0 1 0 0 1 0 0 0 0 0 0 1 1 0 1 1 1 0 0 0 1 0 0 1 0 1 1 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 0 1 0 1 1 0 0

Answer 1

package abc.ui;

import javax.swing.*;
import javax.swing.border.EmptyBorder;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.DecimalFormat;
import java.util.Random;

public class MagicMatrix extends JFrame {

    /**
     *
     */
    private static final long serialVersionUID = 1L;
    private JPanel contentPane;
    private JPanel chartPanel;
    private JTextField termField;
    double a;
    private static DecimalFormat df2 = new DecimalFormat("#.##");

    /**
     * Launch the application.
     */
    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    MagicMatrix frame = new MagicMatrix();
                    frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }
    /**
     * Create the frame.
     */
    public MagicMatrix() {
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setBounds(200, 200, 450, 450);
        //Set the layout ato grid layout and set the size of the layout to 10 * 10 matrix
        setLayout(new GridLayout(10,10));

        //Random class to get the random value from a upper bound range given
        Random random =new Random();

        //Iterate to create 100 cells for the 10*10 matrix
        JTextField field;
        for(int i=0;i<100;i++) {
            field =new JTextField(1);
            field.setText(Integer.toString(random.nextInt(2)));
            add(field);
        }
        setSize(300,300);
    }
}