实验八 菜单和工具栏import java.awt.*;import javax.swing.*;import java.awt.event.*; public class c extends JFrameprivate JMenuBar menuBar;private JMenu xtMenu,xyMenu,zyMenu,xsMenu,kcMenu,cjMenu,jsMenu;/private JMenuItem aItem,bItem,cItem,dItem; /private JMenuItem eItem,fItem,gItem,hItem; private JMenuItem iItem,jItem,kItem,lItem; private JMenuItem mItem,nItem,oItem,pItem; private JMenuItem qItem,rItem,sItem,tItem; private JMenuItem uItem,vItem,wItem,xItem; priva
