PlayerAndroid/app/src/main/res/layout/sliding_music_panel_layout.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:id="@+id/mainContent"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <com.sothree.slidinguppanel.SlidingUpPanelLayout xmlns:sothree="http://schemas.android.com/apk/res-auto"
        android:id="@+id/slidingLayout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:gravity="bottom"
        sothree:layout_constraintBottom_toBottomOf="parent"
        sothree:layout_constraintEnd_toEndOf="parent"
        sothree:layout_constraintStart_toStartOf="parent"
        sothree:layout_constraintTop_toTopOf="parent"
        sothree:umanoOverlay="false"
        sothree:umanoPanelHeight="0dp"
        sothree:umanoScrollableView="@+id/recycler_view"
        sothree:umanoShadowHeight="0dp">

        <FrameLayout
            android:id="@+id/mainContentFrame"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_weight="1" />

        <FrameLayout
            android:id="@+id/slidingPanel"
            android:layout_width="match_parent"
            android:layout_height="match_parent">


            <FrameLayout
                android:id="@+id/playerFragmentContainer"
                android:layout_width="match_parent"
                android:layout_height="match_parent" />

            <fragment
                android:id="@+id/miniPlayerFragment"
                android:name="code.name.monkey.retromusic.ui.fragments.MiniPlayerFragment"
                android:layout_width="match_parent"
                android:layout_height="48dp"
                tools:layout="@layout/fragment_mini_player" />

        </FrameLayout>
    </com.sothree.slidinguppanel.SlidingUpPanelLayout>

    <code.name.monkey.retromusic.views.BottomNavigationBarTinted
        android:id="@+id/bottomNavigationView"
        android:layout_width="0dp"
        android:layout_height="56dp"
        android:layout_gravity="bottom"
        android:elevation="0dp"
        app:elevation="0dp"
        app:itemIconTint="@drawable/bottom_navigation_item_colors"
        app:itemTextAppearanceActive="@style/BottomSheetTextAppearance"
        app:itemTextAppearanceInactive="@style/BottomSheetTextAppearance"
        app:itemTextColor="@drawable/bottom_navigation_item_colors"
        app:labelVisibilityMode="labeled"
        app:layout_constraintBottom_toBottomOf="@+id/slidingLayout"
        app:layout_constraintEnd_toEndOf="@+id/slidingLayout"
        app:layout_constraintStart_toStartOf="parent"
        app:menu="@menu/bottom_navigation_main" />
</androidx.constraintlayout.widget.ConstraintLayout>