davx5-ose/app/src/main/res/layout/intro_open_source.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <data>
        <variable name="model" type="at.bitfire.davdroid.ui.intro.OpenSourceFragment.Model"/>
    </data>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:paddingBottom="@dimen/appIntro2BottomBarHeight">

        <ScrollView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="?android:attr/colorBackground">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="@dimen/activity_margin">

                <com.google.android.material.card.MaterialCardView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content">

                    <androidx.constraintlayout.widget.ConstraintLayout
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content">

                        <at.bitfire.davdroid.ui.widget.CropImageView
                            android:id="@+id/image"
                            android:layout_width="match_parent"
                            android:layout_height="wrap_content"
                            android:maxHeight="@dimen/card_theme_max_height"
                            app:layout_constraintTop_toTopOf="parent"
                            app:layout_constraintBottom_toTopOf="@id/heading"
                            android:adjustViewBounds="true"
                            app:verticalOffsetPercent=".45"
                            app:srcCompat="@drawable/intro_open_source"/>

                        <androidx.constraintlayout.widget.Guideline
                            android:id="@+id/start"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:orientation="vertical"
                            app:layout_constraintGuide_begin="@dimen/card_padding" />
                        <androidx.constraintlayout.widget.Guideline
                            android:id="@+id/end"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:orientation="vertical"
                            app:layout_constraintGuide_end="@dimen/card_padding" />

                        <TextView
                            android:id="@+id/heading"
                            android:layout_width="0dp"
                            android:layout_height="wrap_content"
                            app:layout_constraintTop_toBottomOf="@id/image"
                            app:layout_constraintBottom_toTopOf="@id/text"
                            app:layout_constraintStart_toEndOf="@id/start"
                            app:layout_constraintEnd_toStartOf="@id/end"
                            android:layout_marginTop="@dimen/card_margin_title_text"
                            style="@style/TextAppearance.MaterialComponents.Headline6"
                            android:text="@string/intro_open_source_title" />

                        <TextView
                            android:id="@+id/text"
                            android:layout_width="0dp"
                            android:layout_height="wrap_content"
                            app:layout_constraintTop_toBottomOf="@id/heading"
                            app:layout_constraintBottom_toTopOf="@id/moreInfo"
                            app:layout_constraintStart_toEndOf="@id/start"
                            app:layout_constraintEnd_toStartOf="@id/end"
                            android:layout_marginTop="@dimen/card_margin_title_text"
                            style="@style/TextAppearance.MaterialComponents.Body1"
                            android:text="@string/intro_open_source_text" />

                        <Button
                            android:id="@+id/moreInfo"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            app:layout_constraintTop_toBottomOf="@id/text"
                            app:layout_constraintBottom_toTopOf="@id/dontShow"
                            app:layout_constraintStart_toEndOf="@id/start"
                            android:layout_marginTop="16dp"
                            android:layout_gravity="center"
                            style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                            android:text="@string/intro_open_source_details" />

                        <CheckBox
                            android:id="@+id/dontShow"
                            android:layout_width="0dp"
                            android:layout_height="wrap_content"
                            app:layout_constraintTop_toBottomOf="@id/moreInfo"
                            app:layout_constraintStart_toEndOf="@id/start"
                            app:layout_constraintEnd_toStartOf="@id/end"
                            android:checked="@={model.dontShow}"
                            android:text="@string/intro_open_source_dont_show"/>

                    </androidx.constraintlayout.widget.ConstraintLayout>

                </com.google.android.material.card.MaterialCardView>

            </LinearLayout>

        </ScrollView>
    </FrameLayout>

</layout>