解决ScrollView下嵌套ListView、GridView显示不全的问题

/**
 * 自定义gridview，解决ListView中嵌套gridview显示不正常的问题（1行半）
 * @author wangyx
 * @version 1.0.0 2012-9-14
 */
public class MyGridView extends GridView{
      public MyGridView(Context context, AttributeSet attrs) {
            super(context, attrs);
        }   

        public MyGridView(Context context) {
            super(context);
        }   

        public MyGridView(Context context, AttributeSet attrs, int defStyle) {
            super(context, attrs, defStyle);
        }   

        @Override
        public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {   

            int expandSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2,
                    MeasureSpec.AT_MOST);
            super.onMeasure(widthMeasureSpec, expandSpec);
        }
}