FossifyGallery/app/src/main/res/layout/activity_set_wallpaper.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/set_wallpaper_coordinator"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/set_wallpaper_app_bar_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <com.google.android.material.appbar.MaterialToolbar
            android:id="@+id/set_wallpaper_toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            android:background="@color/color_primary"
            app:menu="@menu/menu_set_wallpaper"
            app:title="@string/simple_wallpaper"
            app:titleTextAppearance="@style/AppTheme.ActionBar.TitleTextStyle" />

    </com.google.android.material.appbar.AppBarLayout>

    <RelativeLayout
        android:id="@+id/activity_set_wallpaper_holder"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="?attr/actionBarSize">

        <com.theartofdev.edmodo.cropper.CropImageView
            android:id="@+id/crop_image_view"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:cropBackgroundColor="@color/crop_image_view_background"
            app:cropInitialCropWindowPaddingRatio="0" />

        <include
            android:id="@+id/bottom_set_wallpaper_actions"
            layout="@layout/bottom_set_wallpaper_actions" />

    </RelativeLayout>
</androidx.coordinatorlayout.widget.CoordinatorLayout>