youtParams.html?is-external=true" title="class or interface in android.view"><CODE>ViewGroup.LayoutParams</CODE></A>. If one or both of the params width and height are less than or
 equal to zero, it then adds an <A HREF="http://d.android.com/reference/android/view/ViewTreeObserver.OnPreDrawListener.html?is-external=true" title="class or interface in android.view"><CODE>ViewTreeObserver.OnPreDrawListener</CODE></A> which waits until the view
 has been measured before calling the callback with the view's dra