How to rotate the android action view

I am making android program. I tried to show pdf in web view. So, I created a new action view (...) and loaded a pdf file in my view. And I also have a description of "android:configChanges="orientation|keyboard"" in th开发者_如何学编程e manifest XML.But, if i rotate the phone screen , the action view doesn't rotate. Why is this phenomenon caused? I really don't know the correct reason. I want to help me...