BCA and B.Sc Programs - Programming in Java Lab - Bharathiar University -Program -9- Write a Java Program to create Menu Bars and pull down menus

 

Bharathiar University

Programming Java Lab

Java Program 9

Write a Java Program to create Menu Bars and pull down menus

Source Code

import javax.swing.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.*;

public class UserMenu { 

private static String text=""; 

private static JTextArea content;

    public static void main(String[] args) {

        JFrame frame = new JFrame("Menu Program");

   frame.setSize(500, 500);

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        content=new JTextArea(50,50);

        content.setFont(new Font("Serif",Font.PLAIN,20));

        JMenuBar menuBar = new JMenuBar();

        JMenu fileMenu = new JMenu("File");

        JMenuItem newItem = new JMenuItem("New");

        JMenuItem openItem = new JMenuItem("Open");

        JMenuItem saveItem = new JMenuItem("Save");

        JMenuItem exitItem = new JMenuItem("Exit");

        fileMenu.add(newItem);

        fileMenu.add(openItem);

        fileMenu.add(saveItem);

        fileMenu.addSeparator();

        fileMenu.add(exitItem);

      JMenu editMenu = new JMenu("Edit");

       JMenuItem cutItem = new JMenuItem("Cut");

      JMenuItem copyItem = new JMenuItem("Copy");

      JMenuItem pasteItem = new JMenuItem("Paste");

      JMenuItem selectallItem = new JMenuItem("Select All");

        editMenu.add(cutItem);

        editMenu.add(copyItem);

        editMenu.add(pasteItem);

        editMenu.add(selectallItem);

        JMenu helpMenu = new JMenu("Help");

        JMenuItem aboutItem = new JMenuItem("About");

        helpMenu.add(aboutItem);

        menuBar.add(fileMenu);

        menuBar.add(editMenu);

        menuBar.add(helpMenu);

frame.setJMenuBar(menuBar);

frame.add(new JScrollPane(content));

frame.setVisible(true);

newItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

        content.setText("");

            }

        });

exitItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                System.exit(0);

            }

        });

 cutItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

  text=(String)content.getSelectedText();

     content.replaceSelection("");

            }

        });

 copyItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

          text=(String)content.getSelectedText();

            }

        });

 pasteItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

        int pos=content.getCaretPosition();

        content.insert(text,pos);

            }

        });

 selectallItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

        content.selectAll();

            }

        });

        aboutItem.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                JOptionPane.showMessageDialog(frame, "Menu Bar and Pull DownMenu Program");

            }

        });

    }

}

OUTPUT: