这个java语句有一个错误,谁帮我改改

来源：百度知道 编辑：UC知道 时间：2024/05/23 17:45:19
import java.awt.*;
import java.awt.event.*;
public class haxi extends WindowAdapter implements ActionListener,ItemListener
{

Frame win1 = new Frame("MenuBar1");
MenuBar myMenu=new MenuBar();
Menu fileMenu=new Menu("File");
Menu editMenu=new Menu("Edit");
Menu change = new Menu ("Change Color");
MenuItem optblue=new MenuItem("Blue");
MenuItem optgreen=new MenuItem("Green");
MenuItem optred=new MenuItem("Red");
MenuItem fileexit=new MenuItem("Quit");

CheckboxMenuItem filemark=
new CheckboxMenuItem("Mark",true);
Label label=new Label("State of mark is on! ");

menu ()
{
win1.setLayout(new FlowLayout());
win1.addWindowListener(this);
myMenu.add(file

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

public class haxi extends WindowAdapter implements ActionListener, ItemListener {

Frame win1 = new Frame("MenuBar1");
MenuBar myMenu = new MenuBar();
Menu fileMenu = new Menu("File");
Menu editMenu = new Menu("Edit");
Menu change = new Menu("Change Color");
MenuItem optblue = new MenuItem("Blue");
MenuItem optgreen = new MenuItem("Green");
MenuItem optred = new MenuItem("Red");
MenuItem fileexit = new MenuItem("Quit");

CheckboxMenuItem filemark = new CheckboxMenuItem("Mark", true);
Label label = new Label("State of mark is on! ");

void menu() {
win1.setLayout(new FlowLayout());
win1.addWindowListener(this);
myMenu.add(fileMenu);
myMenu.add(editMenu);
fileMenu.add(change);
fileMenu.add(filemark);<