TellMeNotice/app/src/main/res/layout/activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<com.qmuiteam.qmui.widget.QMUIWindowInsetLayout 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=".MainActivity">

    <com.qmuiteam.qmui.widget.QMUITopBarLayout
        android:id="@+id/topbar"
        android:layout_width="match_parent"
        android:layout_height="88dp"
        android:background="@color/app_color_theme_4"
        android:fitsSystemWindows="true" />
    <TextView
        android:id="@+id/IdState"
        android:layout_width="287dp"
        android:layout_height="wrap_content"
        android:layout_marginLeft="20dp"
        android:layout_marginTop="95dp"
        android:text="@string/app_state" />

</com.qmuiteam.qmui.widget.QMUIWindowInsetLayout>