<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fillViewport="true">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:orientation="vertical"
        android:padding="10dp">

        <Button
            android:id="@+id/activity_policy_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/activity_policy_demo" />

        <Button
            android:id="@+id/sensor_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/sensor_demo" />

        <Button
            android:id="@+id/pip_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/pip_demo" />

        <Button
            android:id="@+id/ui_mode_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/ui_mode_demo" />

        <Button
            android:id="@+id/display_power_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/display_power_demo" />

        <Button
            android:id="@+id/vibration_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/vibration_demo" />

        <Button
            android:id="@+id/rotation_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/rotation_demo" />

        <Button
            android:id="@+id/home_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/home_demo" />

        <Button
            android:id="@+id/permissions_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/permissions_demo" />

        <Button
            android:id="@+id/latency_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/latency_demo" />

        <Button
            android:id="@+id/stylus_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/stylus_demo" />

        <Button
            android:id="@+id/recorder_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/recorder_demo" />

        <Button
            android:id="@+id/sound_demo"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onDemoSelected"
            android:text="@string/sound_demo" />

    </LinearLayout>

</ScrollView>