boolean function ( ) { return true ; }
if the position offset of a fragment is less than negative one or greater than one , returning true will set the visibility of the fragment to android.view.view #gone . returning false will force the fragment to android.view.view #visible . concode_field_sep HashMap<View,ArrayList<Float>> h concode_elem_sep boolean isDis concode_elem_sep BaseAnimationInterface mCustomAnimationInterface concode_elem_sep boolean isApp concode_field_sep void onPostTransform concode_elem_sep void transformPage concode_elem_sep void onPreTransform concode_elem_sep void onTransform concode_elem_sep boolean isPagingEnabled concode_elem_sep void setCustomAnimationInterface