listView下拉刷新点击加载更多

public void initHeadView(Context context, String time) { mHeadView = LayoutInflater.from(context).inflate(R.layout.head, null); mArrowImageView = (ImageView) mHeadView.findViewById(R.id.head_arrowImageView); mArrowImageView.setMinimumWidth(60); mHeadProgressBar = (ProgressBar) mHeadView.findViewById(R.id.head_progressBar); mRefreshTextview = (TextView) mHeadView.findViewById(R.id.head_tipsTextView); mLastUpdateTextView = (TextView) mHeadView.findViewById(R.id.head_lastUpdatedTextView); mLastUpdateTextView.setText("上次刷新:" + time); measureView(mHeadView); mHeadViewWidth = mHeadView.getMeasuredWidth(); mHeadViewHeight = mHeadView.getMeasuredHeight(); addHeaderView(mHeadView, null, false); mHeadView.setPadding(0, -1 * mHeadViewHeight, 0, 0); initAnimation(); }