/**

* 动态设置 ListView 的高度

* @param listView

*/

public static void setListViewHeightBasedOnChildren(ListView listView) {

    if(listView == null)

        return;

    ListAdapter listAdapter = listView.getAdapter();

    if (listAdapter == null) {

        // pre-condition

        return;

    }

    int totalHeight = 0;

    for (int i = 0; i < listAdapter.getCount(); i++) {

        View listItem = listAdapter.getView(i, null, listView);

        listItem.measure(0, 0);

        totalHeight += listItem.getMeasuredHeight();

    }

    ViewGroup.LayoutParams params = listView.getLayoutParams();

    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() -1));

    listView.setLayoutParams(params);

}