called when the host view is attempting to determine if an item 's position has changed . returns #position_unchanged if the position of the givenitem has not changed or #position_none if the item is no longer presentin the adapter . the default implementation assumes that items will never change position and always returns #position_unchanged . concode_field_sep int POSITION_NONE concode_elem_sep int POSITION_UNCHANGED concode_elem_sep DataSetObservable mObservable concode_field_sep void restoreState concode_elem_sep void startUpdate concode_elem_sep void startUpdate concode_elem_sep Parcelable saveState concode_elem_sep Object instantiateItem concode_elem_sep Object instantiateItem concode_elem_sep float getPageWidth concode_elem_sep void registerDataSetObserver concode_elem_sep CharSequence getPageTitle concode_elem_sep void setPrimaryItem concode_elem_sep void setPrimaryItem concode_elem_sep void notifyDataSetChanged concode_elem_sep void finishUpdate concode_elem_sep void finishUpdate concode_elem_sep void unregisterDataSetObserver concode_elem_sep int getCount concode_elem_sep void destroyItem concode_elem_sep void destroyItem concode_elem_sep boolean isViewFromObject
int function ( Object arg0 ) { return POSITION_UNCHANGED ; }