Android ScrollView嵌套ExpandableListView显示不正常的问题的解决办法

package com.jph.view; 
 
import android.content.Context; 
import android.util.AttributeSet; 
import android.widget.ExpandableListView; 
 
/** 
 * 重写ExpandableListView以解决ScrollView嵌套ExpandableListView 
 *<br> 导致ExpandableListView显示不正常的问题 
 * @author jph 
 * Date:2014.10.21 
 */ 
public class CustomExpandableListView extends ExpandableListView { 
 
  public CustomExpandableListView(Context context) { 
    super(context); 
    // TODO Auto-generated constructor stub 
  } 
 
  public CustomExpandableListView(Context context, AttributeSet attrs) { 
    super(context, attrs); 
    // TODO Auto-generated constructor stub 
  } 
 
  public CustomExpandableListView(Context context, AttributeSet attrs, 
      int defStyle) { 
    super(context, attrs, defStyle); 
    // TODO Auto-generated constructor stub 
  } 
   @Override  
  protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {  
    // TODO Auto-generated method stub  
    int expandSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2,   
    MeasureSpec.AT_MOST);   
    super.onMeasure(widthMeasureSpec, expandSpec);  
  }  
} 

<com.jph.view.CustomExpandableListView android:id="@+id/elItems" 
      android:layout_width="match_parent" 
      android:layout_height="wrap_content"/>