iboss-mini-android-bjmnls/res/layout/collapsible_textview.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/tv_context"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:gravity="center_vertical"
        android:textColor="#ff000000"
        android:textSize="14sp" />

    <TextView
        android:id="@+id/bt_spread"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:layout_marginTop="4dp"
        android:gravity="center"
        android:singleLine="true"
        android:textColor="#ff576b95"
        android:textSize="16sp"
        android:visibility="gone"/>

</LinearLayout>