isolaatti-android/app/src/main/res/layout/fragment_feed.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.widget.DrawerLayout 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/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <androidx.coordinatorlayout.widget.CoordinatorLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        tools:context=".home.feed.ui.FeedFragment">

        <com.google.android.material.search.SearchBar
            android:id="@+id/search_bar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_gravity="bottom"
            android:hint="@string/searchbar_hint" />

        <com.google.android.material.search.SearchView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:hint="@string/searchbar_hint"
            app:layout_anchor="@id/search_bar">
            <!-- Search suggestions/results go here (ScrollView, RecyclerView, etc.). -->

        </com.google.android.material.search.SearchView>

        <FrameLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_marginBottom="80dp">

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

                    <com.google.android.material.appbar.MaterialToolbar
                        android:id="@+id/topAppBar"
                        android:layout_width="match_parent"
                        android:layout_height="?attr/actionBarSize"
                        app:titleCentered="true"
                        style="@style/Theme.Isolaatti"
                        app:navigationIcon="@drawable/baseline_menu_24"
                        app:title="Feed"/>



                </com.google.android.material.appbar.AppBarLayout>
                <androidx.core.widget.NestedScrollView
                    android:layout_width="match_parent"
                    android:layout_height="match_parent">
                    <LinearLayout
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:orientation="vertical">


                        <androidx.recyclerview.widget.RecyclerView
                            android:id="@+id/feed_recycler_view"
                            android:layout_width="match_parent"
                            android:layout_height="wrap_content"
                            app:layout_constraintTop_toTopOf="@id/topAppBar_layout"
                            app:layout_constraintBottom_toBottomOf="parent"/>
                        <LinearLayout
                            android:layout_width="match_parent"
                            android:layout_height="80dp"/>
                    </LinearLayout>
                </androidx.core.widget.NestedScrollView>
            </LinearLayout>

            <com.google.android.material.floatingactionbutton.FloatingActionButton
                android:id="@+id/floating_action_button"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="bottom|end"
                android:layout_margin="16dp"
                android:contentDescription=""
                app:srcCompat="@drawable/baseline_add_24" />
        </FrameLayout>

    </androidx.coordinatorlayout.widget.CoordinatorLayout>

    <com.google.android.material.navigation.NavigationView
        android:id="@+id/home_drawer"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="start"
        app:headerLayout="@layout/header_drawer_home"
        app:menu="@menu/home_drawer_menu" />


</androidx.drawerlayout.widget.DrawerLayout>