摘要：
<?xml version="1.0" encoding="UTF-8"?> <LinearLayout android:padding="16dp" android:orientation="vertical" android:background="@drawable/bg" android:l 阅读全文
摘要：
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/ 阅读全文