view_comm_toast.xml

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

    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="@drawable/shape_round_black"
        android:textSize="14sp"
        android:textColor="#FFFFFF"
        android:gravity="center"
        android:paddingLeft="20dp"
        android:paddingRight="20dp"
        android:paddingTop="10dp"
        android:paddingBottom="10dp" />
</LinearLayout>