Abit/app/src/main/res/layout/message_row.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright 2015 Christian Basler
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~     http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/bg_swipe_item_neutral">

    <FrameLayout
        android:id="@+id/container"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/bg_item_normal_state"
        android:clickable="true"
        android:foreground="?attr/selectableItemBackground"
        tools:ignore="UselessParent">

        <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                        xmlns:tools="http://schemas.android.com/tools"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:background="?attr/selectableItemBackground">

            <ImageView
                android:id="@+id/avatar"
                android:layout_width="40dp"
                android:layout_height="40dp"
                android:layout_alignParentStart="true"
                android:layout_alignParentTop="true"
                android:layout_margin="16dp"
                android:src="@color/colorAccent"
                tools:ignore="ContentDescription"/>

            <TextView
                android:id="@+id/sender"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_alignParentEnd="true"
                android:layout_alignTop="@+id/avatar"
                android:layout_marginTop="-5dp"
                android:layout_toEndOf="@+id/avatar"
                android:ellipsize="end"
                android:lines="1"
                android:paddingBottom="0dp"
                android:paddingLeft="8dp"
                android:paddingRight="8dp"
                android:paddingTop="0dp"
                android:textAppearance="?android:attr/textAppearanceMedium"
                android:textStyle="bold"
                tools:text="Sender"
                />

            <TextView
                android:id="@+id/subject"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_alignParentEnd="true"
                android:layout_below="@+id/sender"
                android:layout_toEndOf="@+id/avatar"
                android:ellipsize="end"
                android:lines="1"
                android:paddingLeft="8dp"
                android:paddingRight="8dp"
                android:textAppearance="?android:attr/textAppearanceSmall"
                tools:text="Subject"/>

            <TextView
                android:id="@+id/text"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_alignParentEnd="true"
                android:layout_below="@+id/subject"
                android:layout_toEndOf="@+id/avatar"
                android:ellipsize="end"
                android:gravity="center_vertical"
                android:lines="1"
                android:paddingBottom="8dp"
                android:paddingLeft="8dp"
                android:paddingRight="8dp"
                android:textAppearance="?android:attr/textAppearanceSmall"
                tools:text="Text"/>

        </RelativeLayout>

    </FrameLayout>

</FrameLayout>