1、在drawable里面新建自定义的资源文件shape
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="https://schemas.android.com/apk/res/android"
android:shape="rectangle">
<corners android:radius="10dp"/>
<solid android:color="@color/transparent"/>
<stroke
android:width="3dp"
android:color="@color/loginGreenColor"/>
<padding
android:bottom="5dp"
android:left="10dp"
android:right="10dp"
android:top="5dp"/>
</shape><?xml version="1