求JAVA記事本代碼（十萬火急！越快越好！）

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import java.io.File;

public class Test extends JFrame implements ActionListener {

/**

*

*/

private static final long serialVersionUID = 1L;

JMenu fileMenu, editorMenu, formatMenu; // 設置文件菜單,編輯菜單,格式菜單

JMenuItem newMenu, openMenu, saveMenu, exitMenu, checkAllMenu, copyMenu,// 各菜單下的項目

plasterMenu, warpMenu, fontMenu;

JTextArea textArea; // 文本編輯區

JScrollPane jpnscroll; // 滾動面板

public Test() {

super("記事本");

fileMenu = new JMenu("文件(F)");// ==文件菜單

fileMenu.setMnemonic('F');

newMenu = new JMenuItem("新建(N)"); // 新建項

newMenu.setMnemonic('N');

fileMenu.add(newMenu);

fileMenu.addSeparator(); // 添加分割線

newMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N,

InputEvent.CTRL_MASK));

openMenu = new JMenuItem("打開(O)"); // 保存項

openMenu.setMnemonic('O');

fileMenu.add(openMenu);

fileMenu.addSeparator(); // 添加分割線

openMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,

InputEvent.CTRL_MASK));

saveMenu = new JMenuItem("保存(S)"); // 保存項

saveMenu.setMnemonic('S');

fileMenu.add(saveMenu);

fileMenu.addSeparator(); // 添加分割線

saveMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,

InputEvent.CTRL_MASK));

exitMenu = new JMenuItem("退出(X)");// 退出項

exitMenu.setMnemonic('X');

fileMenu.add(exitMenu);

exitMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X,

InputEvent.CTRL_MASK));

JMenu editorMenu = new JMenu("編輯(E)"); // ==編輯菜單

editorMenu.setMnemonic('E');

checkAllMenu = new JMenuItem("全選(A)"); // 全選項

checkAllMenu.setMnemonic('A');

editorMenu.add(checkAllMenu);

editorMenu.addSeparator(); // 添加分割線

checkAllMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_A,

InputEvent.CTRL_MASK));

copyMenu = new JMenuItem("復制(C)"); // 復制項

copyMenu.setMnemonic('C');

editorMenu.add(copyMenu);

editorMenu.addSeparator(); // 添加分割線

copyMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C,

InputEvent.CTRL_MASK));

plasterMenu = new JMenuItem("粘貼(P)"); // 粘貼項

plasterMenu.setMnemonic('P');

editorMenu.add(plasterMenu);

plasterMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_P,

InputEvent.CTRL_MASK));

JMenu formatMenu = new JMenu("格式(O)"); // ==格式菜單

formatMenu.setMnemonic('O');

warpMenu = new JMenuItem("自動換行(W)"); // 自動換行項

warpMenu.setMnemonic('W');

formatMenu.add(warpMenu);

formatMenu.addSeparator(); // 添加分割線

warpMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_W,

InputEvent.CTRL_MASK));

fontMenu = new JMenuItem("字體(F)"); // 字體項

fontMenu.setMnemonic('F');

fontMenu.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_F,

InputEvent.CTRL_MASK));

formatMenu.add(fontMenu);

JMenuBar bar = new JMenuBar();

setJMenuBar(bar);

bar.add(fileMenu);

bar.add(editorMenu);

bar.add(formatMenu);

textArea = new JTextArea();

jpnscroll = new JScrollPane(textArea);

getContentPane().add(jpnscroll, BorderLayout.CENTER);

setSize(500, 300);

setVisible(true);

// 註冊事件接聽器

newMenu.addActionListener(this);

openMenu.addActionListener(this);

saveMenu.addActionListener(this);

exitMenu.addActionListener(this);

checkAllMenu.addActionListener(this);

copyMenu.addActionListener(this);

plasterMenu.addActionListener(this);

warpMenu.addActionListener(this);

fontMenu.addActionListener(this);

}

public static void main(String args[]) {

Test application = new Test();

application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

}

public void actionPerformed(ActionEvent e) {

if (e.getSource() == newMenu) { // System.out.println("新建");

Test application = new Test();

}

if (e.getSource() == openMenu) { // System.out.println("打開");

JFileChooser chooser = new JFileChooser();

chooser.setCurrentDirectory(new File("NoteText.java"));

chooser.showOpenDialog(newMenu);

}

if (e.getSource() == saveMenu) { // System.out.println("保存");

JFileChooser chooser = new JFileChooser();

chooser.setCurrentDirectory(new File("NoteText.java"));

chooser.showSaveDialog(newMenu);

}

if (e.getSource() == exitMenu) {

System.exit(0);

}

if (e.getSource() == checkAllMenu) {

System.out.println("全選");

}

if (e.getSource() == copyMenu) {

System.out.println("復制");

}

if (e.getSource() == plasterMenu) {

System.out.println("粘貼");

}

if (e.getSource() == warpMenu) {

System.out.println("自動換行");

}

if (e.getSource() == fontMenu) {

System.out.println("字體");

}

}

}