Tuesday, 27 August 2013

i am getting an error in adding a menu item to a menu

i am getting an error in adding a menu item to a menu

import java.awt.*;
class Menu
{
Frame f;
MenuBar mb;
Menu m1,m2,m3;
MenuItem mn1,mn2,mn3,mn4,mn5,mn6;
Menu()
{
f=new Frame();
mb=new MenuBar();
m1=new Menu();
m3=new Menu();
m2=new Menu();
mn1=new MenuItem("new");
mn2=new MenuItem("new");
mn3=new MenuItem("new");
mn4=new MenuItem("new");
mn5=new MenuItem("new");
mn6=new MenuItem("new");
m1.add(mn1);
m1.add(mn2);
m2.add(mn3);
m2.add(mn4);
m3.add(mn5);
m3.add(mn6);
mb.add(m1);
mb.add(m2);
mb.add(m3);
f.setMenuBar(mb);
f.setTitle("menu demo");
f.setVisible(true);
f.setSize(300,300);
}
public static void main(String[] args)
{
new Menu();
}
}

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