Student_Registration

import java.awt.*;
import java.awt.event.*;

public class StudentRegistration {

    Frame frame;
    Label title, name, age, sex, address, course, sem, message;
    TextField t_name;
    Choice c_age, c_course, c_sem;
    CheckboxGroup cbg;
    Checkbox m, f, others;
    TextArea t_address;
    Button save;

    StudentRegistration() {
        frame = new Frame("Student Registration");
        frame.setSize(500, 500);
        frame.setLayout(null);
        frame.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent wEvent) {
                System.exit(0);
            }
        });
        frame.setBackground(Color.cyan);
        frame.setVisible(true);

        title = new Label("Student Details");
        title.setBounds(200, 50, 100, 20);
        frame.add(title);

        name = new Label("Name");
        name.setBounds(50, 80, 100, 30);
        frame.add(name);
        t_name = new TextField();
        t_name.setBounds(200, 80, 200, 30);
        frame.add(t_name);

        age = new Label("Age");
        age.setBounds(50, 120, 100, 30);
        frame.add(age);
        c_age = new Choice();
        c_age.setBounds(200, 120, 50, 30);
        for (int i = 18; i < 23; i++)
            c_age.add(Integer.toString(i));
        frame.add(c_age);

        sex = new Label("Sex");
        sex.setBounds(50, 160, 100, 30);
        frame.add(sex);
        cbg = new CheckboxGroup();
        m = new Checkbox("M", cbg, false);
        m.setBounds(200, 160, 20, 30);
        f = new Checkbox("F", cbg, false);
        f.setBounds(230, 160, 20, 30);
        others = new Checkbox("Others", cbg, false);
        others.setBounds(260, 160, 60, 30);
        frame.add(m); frame.add(f); frame.add(others);

        address = new Label("Address");
        address.setBounds(50, 200, 100, 30);
        frame.add(address);
        t_address = new TextArea();
        t_address.setBounds(200, 200, 200, 90);
        frame.add(t_address);

        course = new Label("Course");
        course.setBounds(50, 300, 100, 30);
        frame.add(course);
        c_course = new Choice();
        c_course.setBounds(200, 300, 200, 30);
        String[] A = {"Chemical", "Civil", "EEE", "Mechanical", "B.Pharm", null, "CSE", "ENI"};
        String[] B = {"M.Sc. Bio", "M.Sc. Chemistry", "M.Sc. Economics", "M.Sc. Maths", "M.Sc. Physics"};
        for (int i = 0; i < 8; i++) {
            if (i != 5)
                c_course.add("A" + Integer.toString(i+1) + ": " + A[i]);
        }
        for (int i = 0; i < 5; i++) {
            c_course.add("B" + Integer.toString(i+1) + ": " + B[i]);
        }
        frame.add(c_course);

        sem = new Label("Semester");
        sem.setBounds(50, 340, 100, 30);
        frame.add(sem);
        c_sem = new Choice();
        c_sem.setBounds(200, 340, 50, 30);
        for (int i = 1; i <= 10; i++)
            c_sem.add(Integer.toString(i));
        frame.add(c_sem);

        save = new Button("Save");
        save.setBounds(150, 380, 100, 30);
        save.addActionListener(new ButtonClickListener());
        frame.add(save);

        message = new Label();
        message.setBounds(140, 430, 200, 30);
        message.setForeground(Color.red);
        frame.add(message);

    }

    private class ButtonClickListener implements ActionListener {

        @Override
        public void actionPerformed(ActionEvent e) {
            message.setText("Student Details Saved!");

        }

    }

    public static void main(String[] args) {

        StudentRegistration demo = new StudentRegistration();

    }

}