chinwag-android/app/src/main/res/layout/item_emoji_pref.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.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/emojicompat_container"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="?attr/selectableItemBackground"
    android:paddingBottom="8dp"
    android:paddingTop="8dp">

    <!--This is a thumbnail picture-->
    <ImageView
        android:id="@+id/emojicompat_thumb"
        android:layout_width="42dp"
        android:layout_height="42dp"
        android:layout_marginStart="16dp"
        android:padding="4dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:srcCompat="@drawable/ic_emoji_24dp" />

    <!--This is the font's name-->
    <TextView
        android:id="@+id/emojicompat_name"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginEnd="72dp"
        android:layout_marginStart="12dp"
        android:textColor="?android:textColorPrimary"
        app:layout_constraintEnd_toEndOf="parent"
        android:textSize="?attr/status_text_medium"
        app:layout_constraintBottom_toTopOf="@+id/emojicompat_caption"
        app:layout_constraintStart_toEndOf="@+id/emojicompat_thumb"
        app:layout_constraintTop_toTopOf="parent"
        tools:text="@string/system_default" />

    <!--A short caption...-->
    <TextView
        android:id="@+id/emojicompat_caption"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginEnd="72dp"
        android:textColor="?android:textColorSecondary"
        android:textSize="12sp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0"
        app:layout_constraintStart_toStartOf="@id/emojicompat_name"
        app:layout_constraintTop_toBottomOf="@id/emojicompat_name"
        app:layout_constraintVertical_chainStyle="packed"
        tools:text="@string/caption_blobmoji" />

    <!--This progress bar is shown while the font is downloading.-->
    <ProgressBar
        android:id="@+id/emojicompat_progress"
        style="?android:attr/progressBarStyleHorizontal"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginEnd="72dp"
        android:layout_marginTop="8dp"
        android:indeterminate="false"
        android:visibility="gone"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="@id/emojicompat_name"
        app:layout_constraintTop_toBottomOf="@id/emojicompat_name" />

    <!--Click on it and the font will be downloaded!-->
    <ImageButton
        android:id="@+id/emojicompat_download"
        android:layout_width="42dp"
        android:layout_height="42dp"
        android:background="?attr/selectableItemBackgroundBorderless"
        android:contentDescription="@string/download_fonts"
        android:focusable="true"
        android:tint="@color/colorPrimary"
        android:visibility="gone"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/emojicompat_caption"
        app:layout_constraintTop_toTopOf="parent"
        app:srcCompat="@drawable/ic_file_download_black_24dp" />

    <!--You should be able to cancel the download-->
    <ImageButton
        android:id="@+id/emojicompat_download_cancel"
        android:layout_width="42dp"
        android:layout_height="42dp"
        android:background="?attr/selectableItemBackgroundBorderless"
        android:contentDescription="@android:string/cancel"
        android:focusable="true"
        android:tint="@color/colorPrimary"
        android:visibility="gone"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/emojicompat_name"
        app:layout_constraintTop_toTopOf="parent"
        app:srcCompat="@drawable/ic_cancel_black_24dp" />

    <!--You'll probably want to select an emoji font, don't you?-->
    <android.support.v7.widget.AppCompatRadioButton
        android:id="@+id/emojicompat_radio"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:visibility="visible"
        app:buttonTint="?attr/compound_button_color"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/emojicompat_name"
        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>