重新计算ListView的高度

package com.bawei.shop.view;import android.content.Context;import android.util.AttributeSet;import android.widget.ListView;public class MyListView extends ListView {public MyListView(Context context, AttributeSet attrs, int defStyle) {super(context, attrs, defStyle);}public MyListView(Context context, AttributeSet attrs) {super(context, attrs);}public MyListView(Context context) {super(context);}/** * 测量 */@Overrideprotected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {heightMeasureSpec= MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE>> 2,MeasureSpec.AT_MOST);super.onMeasure(widthMeasureSpec, heightMeasureSpec);}}