Android中ScrollView嵌套GridView，解決GridView顯示不全的問題

/**
 * 自定義gridview，解決ScrollView中嵌套gridview顯示不正常的問題（1行半）
 *
 */
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); 
	    } 
}