Possible Duplicate:
Android Activity Life Cycle – difference between onPause() and OnStop()
What is called before onCreate in android? So that when I click a tab, I can show a loading screen or some functionality before I actually render my next screen.
onCreateis the first method to be called from activity …You can show ur loading screen be setting the proper view in your oncreate method…..check this:
http://developer.android.com/reference/android/app/Activity.html