C1Command contains the following types of commands used to create menus and toolbars:

• C1Command : System.ComponentModel.Component
  Basic executable command. Base class for all other command classes.
• C1CommandMenu : C1Command
  Command which can contain a submenu.
• C1ContextMenu : C1CommandMenu
  Command with a submenu that can be attached to another control as a context menu.
• C1CommandMdiList : C1CommandMenu
  Command which at run time expands to the list of existing MDI child windows.
• C1CommandControl : C1CommandMenu
  Command which can be associated with an arbitrary control. The control is displayed inside the command link connected to the command (this command allows at most one command link to be connected to it).