出的是什么错误呀,求高手指点
import java.awt.*;
import java.awt.event.*;
import java.swing.*;
public class H
{
public static void main (String args[])
{
Frame f=Frame();
TextArea t1=textArea();
MenuBar bar =new MenuBar();
Menu m1 =new Menu("编辑");
MenuItem mi1 = new MenuItem("自制");
MenuItem mi2 = new MenuItem("粘贴");
MenuItem mi3 = new MenuItem("删除");
new H();
};
f.pack();
f.show();
H()
{
f.add(bar);
f.add(t1);
bar.add(m1);
m1.add(mi1);
m1.add(mi2);
m1.add(mi3);
mi1.addActionListener(new myActionListener());
mi2.addActionListener(new myActionListener());
f.addWindowListener(new WindowAddpter()
{
public void windowClosing (WindowEvent e)
{
System.exit(0);
}
});
}
class myActionListener
{
public void actionPerformed(ActionEvent e)
{
if (e.getSource()==mi1)
t1.copy();
if (e.getSource()==mi2)
t2.paste();
if (e.getSource()==mi3)
t1.delete();
}
}
}