A config object that will be applied to all items added to this container either via the items config or via the add method. The defaults config can contain any number of name/value property pairs to be added to each item, and should be valid for the types of items being added to the menu.
A config object that will be applied to all items added to this container either via the items config or via the add method. The defaults config can contain any number of name/value property pairs to be added to each item, and should be valid for the types of items being added to the menu.