Can't get height of Widgets

Question

I am facing a problem when gets height/width of TextView.

My code :

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(saved         


        

Answer 1

View.getWidth()/View.getHeight() won't give you a meaningful answer until the view has been measured. Read about how android draws views here.
See this thread to get an idea of when the measured dimensions will be available.