android_multiviewwer/app/src/main/res/layout/rss_activity.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:background="@android:color/transparent"
    android:orientation="vertical"
    android:id="@+id/mainFragmentsContainer"
    >
    <LinearLayout
        android:id="@+id/fragment_layer"
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:clipChildren="false"
        android:visibility="visible"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent" >
        <androidx.fragment.app.FragmentContainerView
            android:id="@+id/fragment_container"
            android:visibility="visible"
            android:layout_weight="1"
            android:layout_width="match_parent"
            android:layout_height="0dp" />
        <LinearLayout
            android:id="@+id/controll_panel"
            android:visibility="visible"
            android:layout_width="match_parent"
            android:layout_height="40dp">
            <ImageButton
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintTop_toBottomOf="@id/fragment_container"
                app:layout_constraintLeft_toLeftOf="parent"
                android:id="@+id/back"
                android:src="@drawable/back_vector"
                tools:ignore="ContentDescription"
                style="@style/CommonBottom" />
            <ImageButton
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintTop_toBottomOf="@id/fragment_container"
                app:layout_constraintLeft_toRightOf="@id/back"
                android:id="@+id/reload"
                android:src="@drawable/ic_refresh"
                tools:ignore="ContentDescription"
                style="@style/CommonBottom"/>
            <TextView
                android:text="asdasdsadasd"
                android:layout_weight="1"
                android:id="@+id/current_address"
                app:layout_constraintTop_toTopOf="@id/back"
                app:layout_constraintRight_toLeftOf="@id/dl_video"
                app:layout_constraintLeft_toRightOf="@id/reload"
                android:textColor="@color/white"
                android:gravity="center"
                android:textSize="@dimen/_12sp"
                android:ellipsize="middle"
                app:layout_constraintRight_toRightOf="parent"
                android:layout_width="0dp"
                android:layout_height="@dimen/main_top_height"/>

            <ImageButton
                app:layout_constraintTop_toTopOf="@id/back"
                app:layout_constraintRight_toLeftOf="@id/share"
                app:layout_constraintBottom_toBottomOf="parent"
                android:id="@+id/dl_video"
                android:src="@drawable/dl_vid"
                tools:ignore="ContentDescription"
                style="@style/CommonBottom"/>
            <ImageButton
                app:layout_constraintTop_toTopOf="@id/back"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintBottom_toBottomOf="parent"
                android:layout_marginRight="60dp"
                android:id="@+id/share"
                android:foregroundTint="@color/white"
                android:src="@drawable/ic_share"
                tools:ignore="ContentDescription"
                style="@style/CommonBottom"/>
        </LinearLayout>
    </LinearLayout>
    <bums.lunatic.launcher.view.FloatingActionMenu
        android:id="@+id/floating_action_menu"
        android:layout_margin="5dp"
        android:visibility="visible"
        app:menu_colorNormal="#80FF0000"
        app:menu_fab_size="mini"
        app:menu_icon="@drawable/ic_add"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        android:layout_height="match_parent"
        android:layout_width="match_parent"
        >
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="feeds"
            android:id="@+id/feeds"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="booktoki"
            android:id="@+id/books"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="newtoki"
            android:id="@+id/webtoons"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="manatoki"
            android:id="@+id/comics"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="youtube"
            android:id="@+id/youtube"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="perplexity"
            android:id="@+id/perplexity"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>
        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="짤방"
            android:id="@+id/zzalbang"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>

        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="X"
            android:id="@+id/btn_x"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>

        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="torrent"
            android:id="@+id/btn_torrent"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>

        <bums.lunatic.launcher.view.FloatingActionButton
            app:fab_label="close"
            android:id="@+id/close"
            app:fab_showShadow="true"
            app:fab_size="mini"
            android:onClick="floatClick"
            android:layout_width="wrap_content"
            android:layout_height="20dp"/>

    </bums.lunatic.launcher.view.FloatingActionMenu>
</androidx.constraintlayout.widget.ConstraintLayout>