How to filter only first level menu links using views?

Question

I have created the menu with the below structure,

• A
  • Link A1
  • List A2
    • Link A21
    • List A22
• B
  • Link B1
    • Link B11
    • List B12
  • List B2

Now my requirement is to get only first level menu links i.e A and B only using views module.

Answer 1

I found the answer by adding Filter criteria as given below in views. Please improve this answer if I am not correct.

Parent plugin ID (not_begins menu)