android shape 边框

<?xml version="1.0" encoding="utf-8"?><layer-list xmlns:android="http://schemas.android.com/apk/res/android">    <!-- item 的top left right bottom 相当于margin 设置不需要的边为负值 -->    <item android:right="-1dp">        <shape>            <corners android:radius="2dp"></corners>            <!-- 背景颜色 -->            <solid android:color="@color/white" />            <!-- 边框颜色 -->            <stroke                android:width="0.5dp"                android:color="#bababa" />        </shape>    </item></layer-list>