question: public boolean isFixedView ( View v ) { { ArrayList < FixedViewInfo > where = mHeaderViewInfos ; int len = where . size ( ) ; for ( int i = 0 ; i < len ; ++ i ) { FixedViewInfo info = where . get ( i ) ; if ( info . view == v ) { return true ; } } } { ArrayList < FixedViewInfo > where = mFooterViewInfos ; int len = where . size ( ) ; for ( int i = 0 ; i < len ; ++ i ) { FixedViewInfo info = where . get ( i ) ; if ( info . view == v ) { return true ; } } } return false ; }
target:  check this view is fixed view(ex>Header & Footer) or not.