Signal-Android/app/src/main/res/layout/group_join_update_needed_bottom_sheet.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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:theme="@style/Theme.Signal.RoundedBottomSheet.Light">

    <TextView
        android:id="@+id/group_join_update_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="24dp"
        android:layout_marginTop="16dp"
        android:text="@string/GroupJoinUpdateRequiredBottomSheetDialogFragment_update_signal_to_use_group_links"
        android:textAppearance="@style/TextAppearance.Signal.Title2.Bold"
        android:textColor="@color/signal_text_primary"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <TextView
        android:id="@+id/group_join_update_explain"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="24dp"
        android:layout_marginTop="16dp"
        android:layout_marginEnd="24dp"
        android:text="@string/GroupJoinUpdateRequiredBottomSheetDialogFragment_update_message"
        android:textAppearance="@style/TextAppearance.Signal.Body1"
        android:textColor="@color/signal_text_secondary"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/group_join_update_title" />

    <Button
        android:id="@+id/group_join_update_button"
        style="@style/Button.Primary"
        android:layout_width="0dp"
        android:layout_height="64dp"
        android:layout_marginStart="16dp"
        android:layout_marginTop="32dp"
        android:layout_marginEnd="16dp"
        android:layout_marginBottom="16dp"
        android:text="@string/GroupJoinUpdateRequiredBottomSheetDialogFragment_update_signal"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/group_join_update_explain"
        app:layout_constraintVertical_bias="0" />

</androidx.constraintlayout.widget.ConstraintLayout>