Infinity-For-Lemmy/app/src/main/res/layout/activity_search.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"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".SearchActivity">

    <com.google.android.material.appbar.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/AppTheme.AppBarOverlay">

        <com.google.android.material.appbar.CollapsingToolbarLayout
            android:id="@+id/collapsing_toolbar_layout_search_activity"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:titleEnabled="false"
            app:toolbarId="@+id/toolbar">

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

                <androidx.appcompat.widget.Toolbar
                    android:id="@+id/toolbar"
                    android:layout_width="match_parent"
                    android:layout_height="?attr/actionBarSize"
                    app:navigationIcon="?attr/homeAsUpIndicator"
                    app:popupTheme="@style/AppTheme.PopupOverlay" />

                <com.ferfalk.simplesearchview.SimpleSearchView
                    android:id="@+id/search_view_search_activity"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent"
                    android:textColor="@android:color/white"
                    app:backIconAlpha="1"
                    app:backIconTint="@android:color/white"
                    app:cursorColor="@android:color/white"
                    app:hintColor="#E0E0E0"
                    app:iconsAlpha="1"
                    app:iconsTint="@android:color/white"
                    app:searchBackground="@color/colorPrimary"
                    app:voiceSearch="true" />

            </FrameLayout>

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

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

    <androidx.core.widget.NestedScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <RelativeLayout
            android:id="@+id/subreddit_name_relative_layout_search_activity"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:padding="16dp"
            android:clickable="true"
            android:focusable="true"
            android:background="?attr/selectableItemBackground">

            <TextView
                android:id="@+id/search_in_text_view_search_activity"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/search_in"
                android:textColor="@color/colorAccent" />

            <TextView
                android:id="@+id/subreddit_name_text_view_search_activity"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginStart="32dp"
                android:layout_marginEnd="16dp"
                android:layout_toEndOf="@id/search_in_text_view_search_activity"
                android:text="@string/all_subreddits"
                android:textColor="@color/primaryTextColor" />

        </RelativeLayout>

    </androidx.core.widget.NestedScrollView>

</androidx.coordinatorlayout.widget.CoordinatorLayout>