Allow rotation/landscape in one fragment

Question

My app has a single Activity with a FragmentPagerAdapter with four fragments (Using the ViewPagerIndicator library). One of these fragments has designs for both a separate p

Answer 1

Write some code in AndroidManifest.xml on the particular activity tag.

android:configChanges="orientation|screenSize".

And Write code in Fragment on onCreateView method,
for Portrait:

getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); 
setRetainInstance(true);

for Landscape:

getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
setRetainInstance(true);