mymenu1.java

java编程源代码

/*001*/import java.awt.*;
/*002*/import java.awt.event.*;
/*003*/public class myMenu1 
/*004*/{
/*005*/	public static void main(String args[]) {
/*006*/        Frame f=new Frame("my window");
/*007*/		myMenu1 b=new myMenu1();
/*008*/        f.setBounds(300,300,300,100);
/*009*/		MenuBar mbar=new MenuBar();
/*010*/        Menu helpMenu = b.createHelpMenu();
/*011*/        mbar.add(b.createFileMenu());
/*012*/        mbar.add(b.createEditMenu());
/*013*/        mbar.add(helpMenu);
/*014*/        mbar.setHelpMenu(helpMenu);
/*015*/		f.setMenuBar(mbar);
/*016*/		f.setVisible(true);
/*017*/    }
/*018*/    private Menu createFileMenu() {
/*019*/        Menu fileMenu = new Menu("File"); 
/*020*/		MenuItem item=new MenuItem("exit");
/*021*/		item.addActionListener(new mymenuhandler());
/*022*/		fileMenu.add(item);
/*023*/        return fileMenu;
/*024*/    }
/*025*/    private Menu createEditMenu() {
/*026*/        Menu editMenu = new Menu("Edit"); 
/*027*/        editMenu.add(new MenuItem("Cut"));
/*028*/        editMenu.add(new MenuItem("Copy"));
/*029*/        editMenu.add(new MenuItem("Paste"));
/*030*/        return editMenu;
/*031*/    }
/*032*/    private Menu createHelpMenu() {
/*033*/        Menu helpMenu = new Menu("Help");
/*034*/        helpMenu.add(new MenuItem("Overview ..."));
/*035*/        helpMenu.add(new MenuItem("Topics ..."));
/*036*/        helpMenu.add(new MenuItem("About ..."));
/*037*/        return helpMenu;
/*038*/    }
/*039*/}
/*040*/
/*041*/
/*042*/class mymenuhandler implements ActionListener
/*043*/{
/*044*/	public void actionPerformed(ActionEvent e)
/*045*/	{
/*046*/		System.exit(0);
/*047*/	}
/*048*/};