zhywpt-app/app/src/main/res/layout-v1/activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout 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"
    android:orientation="vertical">

    <com.hjq.widget.layout.NoScrollViewPager
        android:id="@+id/vp"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:paddingBottom="@dimen/dp_35"/>

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <!--labeled 图标文字都显示-->
        <!--selected 选择-->
        <!--auto 自动的-->
        <!--unlabeled 文字不显示-->
        <com.google.android.material.bottomnavigation.BottomNavigationView
            android:id="@+id/bnve"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:background="@drawable/bg_main"
            app:itemBackground="@null"
            app:itemIconTint="@color/selector_item_primary_color"
            app:itemRippleColor="@color/common_button_disable_color"
            app:itemTextAppearanceActive="@style/selectText"
            app:itemTextAppearanceInactive="@style/unSelectText"
            app:itemTextColor="@color/selector_item_primary_color"
            app:labelVisibilityMode="labeled"
            app:menu="@menu/menu_main_button" />


    </RelativeLayout>
    <LinearLayout
        android:id="@+id/add"
        android:layout_width="@dimen/dp_35"
        android:layout_height="@dimen/dp_35"
        android:layout_gravity="bottom|center"
        android:layout_marginBottom="@dimen/dp_30"
        android:background="@drawable/selector_btn"
        android:elevation="@dimen/dp_5"
        android:gravity="center">
        <ImageView
            android:layout_width="@dimen/dp_25"
            android:layout_height="@dimen/dp_25"
            android:src="@mipmap/adds" />
    </LinearLayout>
</FrameLayout>