ch9_48.java

60多个javaSwing范例

import javax.swing.*;
import java.awt.event.*;
public class ch9_48 extends JFrame
{
	public ch9_48()
	{
		super("菜单演示");
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(20,20,500,300);
		
	}
	public static void main(String [] args)
	{
		ch9_48 f=new ch9_48();
		
		JMenuBar mbar=new JMenuBar();
		JMenu mfile=new JMenu("文件");
		mbar.add(mfile);
		
		JMenu medit=f.buildEditMenu();
		mbar.add(medit);
		f.setJMenuBar(mbar);
		
		f.setVisible(true);
	}
	public JMenu buildEditMenu()
	{
		JMenu theedit=new JMenu("编辑");
		theedit.setIcon(new ImageIcon("new.gif"));
		return theedit;
	}
}