Programatically changing navigationBarStyle not working

[smyth64]

Version

Tell us which versions you are using:

• react-native-router-flux v4.0.0-beta.24 (v3 is not supported)
• react-native v0.50.3

Expected behaviour

It should change the color to green.

Actual behaviour

Nothing happens =/

Steps to reproduce

    Actions.refresh({
      navigationBarStyle: { backgroundColor: 'green' }
    })

[hpbl]

I am having the same problem as well :/

[smyth64]

I solved this issue using my own Header using native-base.

[aksonov]

It is not supported, PR is welcome. Solution is to use custom navbar.