BayernMessenger/vector/src/main/res/layout/item_public_room.xml

<?xml version="1.0" encoding="utf-8"?>

<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/itemPublicRoomLayout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:clickable="true"
    android:focusable="true"
    android:foreground="?attr/selectableItemBackground"
    android:minHeight="97dp">

    <ImageView
        android:id="@+id/itemPublicRoomAvatar"
        android:layout_width="56dp"
        android:layout_height="56dp"
        android:layout_marginStart="8dp"
        android:layout_marginLeft="8dp"
        app:layout_constraintBottom_toTopOf="@+id/itemPublicRoomBottomSeparator"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:src="@tools:sample/avatars" />

    <TextView
        android:id="@+id/itemPublicRoomName"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="17dp"
        android:layout_marginLeft="17dp"
        android:layout_marginEnd="8dp"
        android:layout_marginRight="16dp"
        android:ellipsize="end"
        android:maxLines="2"
        android:textColor="#2E2F3E"
        android:textSize="15sp"
        android:textStyle="bold"
        app:layout_constraintBottom_toTopOf="@+id/itemPublicRoomMembersCount"
        app:layout_constraintEnd_toStartOf="@+id/itemPublicRoomButtonState"
        app:layout_constraintStart_toEndOf="@id/itemPublicRoomAvatar"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_chainStyle="packed"
        tools:text="@sample/matrix.json/data/roomName" />

    <TextView
        android:id="@+id/itemPublicRoomMembersCount"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:layout_marginEnd="8dp"
        android:layout_marginRight="8dp"
        android:drawableStart="@drawable/ic_user"
        android:drawableLeft="@drawable/ic_user"
        android:drawablePadding="8dp"
        android:gravity="center_vertical"
        android:minWidth="56dp"
        android:textColor="#7E899C"
        android:textSize="15sp"
        app:layout_constraintBottom_toTopOf="@+id/itemPublicRoomTopic"
        app:layout_constraintStart_toStartOf="@+id/itemPublicRoomName"
        app:layout_constraintTop_toBottomOf="@+id/itemPublicRoomName"
        tools:text="148" />

    <TextView
        android:id="@+id/itemPublicRoomAlias"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginLeft="8dp"
        android:layout_marginRight="8dp"
        android:gravity="center_vertical"
        android:maxLines="1"
        android:minWidth="40dp"
        android:singleLine="true"
        android:textColor="#7E899C"
        android:textSize="15sp"
        app:layout_constraintBaseline_toBaselineOf="@+id/itemPublicRoomMembersCount"
        app:layout_constraintEnd_toStartOf="@+id/itemPublicRoomButtonState"
        app:layout_constraintStart_toEndOf="@+id/itemPublicRoomMembersCount"
        tools:text="@sample/matrix.json/data/roomAlias" />

    <TextView
        android:id="@+id/itemPublicRoomTopic"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:layout_marginEnd="8dp"
        android:layout_marginRight="8dp"
        android:gravity="center_vertical"
        android:maxLines="1"
        android:singleLine="true"
        android:textColor="#2E2F3E"
        android:textSize="15sp"
        android:visibility="gone"
        app:layout_constraintBottom_toTopOf="@+id/itemPublicRoomBottomSeparator"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="@+id/itemPublicRoomName"
        app:layout_constraintTop_toBottomOf="@+id/itemPublicRoomMembersCount"
        tools:text="@sample/matrix.json/data/roomTopic"
        tools:visibility="visible" />

    <im.vector.riotredesign.core.platform.ButtonStateView
        android:id="@+id/itemPublicRoomButtonState"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:layout_marginEnd="8dp"
        android:layout_marginRight="8dp"
        app:bsv_button_text="@string/join"
        app:bsv_loaded_image_src="@drawable/ic_tick"
        app:bsv_use_flat_button="true"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <View
        android:id="@+id/itemPublicRoomBottomSeparator"
        android:layout_width="0dp"
        android:layout_height="1dp"
        android:background="#E9EDF1"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>