How to add submenu items to menuitems

Question

I have created a Table layout in windows forms as shown in figure, i have added a right mouse button click Menu to my table,

i wnt to add submenu items to following

Answer 1

You can add MenuItems to existing MenuItem like:

MenuItem addDevice = new MenuItem("Add Device");
addDevice.MenuItems.Add( new MenuItem("Add More .."));

It would be visible like: