dialog_change_env.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="30dp"
        android:layout_centerInParent="true"
        android:background="@drawable/item_shape"
        android:orientation="vertical">

        <TextView
            android:id="@+id/tv_dev"
            android:layout_width="match_parent"
            android:layout_height="45dp"
            android:gravity="center"
            android:text="Dev 环境"
            android:textColor="@color/common_text_color"
            android:textSize="15sp" />

        <TextView style="@style/line" />

        <TextView
            android:id="@+id/tv_uat"
            android:layout_width="match_parent"
            android:layout_height="45dp"
            android:gravity="center"
            android:text="UAT 环境"
            android:textColor="@color/common_text_color"
            android:textSize="15sp" />

        <TextView style="@style/line" />

        <TextView
            android:id="@+id/tv_release"
            android:layout_width="match_parent"
            android:layout_height="45dp"
            android:gravity="center"
            android:text="正式环境"
            android:textColor="@color/common_text_color"
            android:textSize="15sp" />
        <TextView style="@style/line" />

        <TextView
            android:background="@drawable/btn_blue_commom"
            android:layout_margin="30dp"
            android:id="@+id/tv_cancle"
            android:layout_width="match_parent"
            android:layout_height="45dp"
            android:gravity="center"
            android:text="取消"
            android:textColor="@color/white"
            android:textSize="15sp" />

    </LinearLayout>

</RelativeLayout>