sheishuoAPP/uikit/res/drawable/nim_robot_link_view_round.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
       android:shape="rectangle">

    <solid android:color="@color/white"/>

    <stroke
        android:width="1dp"
        android:color="@color/robot_link_element_text_blue" />
    <corners
        android:radius="12dp">
    </corners>
</shape>