How to open Navigation Drawer with no actionbar, open with just a button

Question

I have a navigation bar without any actionbar (I don\'t want an actionbar). I\'m trying to make it so that I have a button that can open the navigation drawer.

I kn

Answer 1

Kotlin Solution
If you want to open it from a fragment, you can use:

activity?.drawerLayout?.openDrawer(GravityCompat.START)

or inside the activity directly:

drawerLayout.openDrawer(GravityCompat.START)

Note:
If you are not familiar with the '?', I highly recommend reading about null saftey from kotlin's documentation (It is very short don't worry): https://kotlinlang.org/docs/reference/null-safety.html