package 添加右键菜单;

import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.JFrame;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;

/*
 * java中鼠标右击弹出菜单怎样实现
 */
public class main
{
	public static void main(String[] args)
	{
		final JFrame jf = new JFrame("窗体");
		jf.setSize(300, 300);
		jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		jf.setLocationRelativeTo(null);
		// 创建弹出菜单
		final JPopupMenu jp = new JPopupMenu();
		JMenuItem item1 = new JMenuItem("功能1");
		item1.addMouseListener(new MouseAdapter()
		{
			@Override
			public void mouseReleased(MouseEvent e)
			{
				if (e.getButton() == MouseEvent.BUTTON1)
				{
					System.out.println("左键单击");
				}
			}
		});
		jp.add(item1);
		jf.addMouseListener(new MouseAdapter()
		{
			@Override
			public void mouseClicked(MouseEvent e)
			{
				if (e.getButton() == MouseEvent.BUTTON3)
				{
					// 弹出菜单
					jp.show(jf, e.getX(), e.getY());
				}
			}
		});
		jf.setVisible(true);
	}
}