Android自定义 ListView 圆角

<?xml version="1.0" encoding="UTF-8"?>   
<shape xmlns:android="http://schemas.android.com/apk/res/android"  
    android:shape="rectangle">   
    <gradient android:startColor="#CCCCFF" android:endColor="#99CCFF"  
        android:angle="90" />   
    <corners android:bottomRightRadius="10dp"  
        android:bottomLeftRadius="10dp" android:topLeftRadius="10dp"  
        android:topRightRadius="10dp" />   
</shape>