更新界面

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

@@ -1,25 +1,28 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout 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/coordinator_layout"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
     <androidx.viewpager.widget.ViewPager
         android:id="@+id/view_pager_main"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        app:layout_behavior="@string/appbar_scrolling_view_behavior"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toTopOf="@id/bottom_navigation_view"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
         tools:ignore="SpeakableTextPresentCheck" />
 
     <!-- 底部导航栏 -->
-    <io.legato.kazusa.lib.theme.view.ThemeBottomNavigationVIew
+    <com.google.android.material.bottomnavigation.BottomNavigationView
         android:id="@+id/bottom_navigation_view"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_gravity="bottom"
-        app:menu="@menu/main_bnv"
-        app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior" />
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:menu="@menu/main_bnv" />
 
-</androidx.coordinatorlayout.widget.CoordinatorLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>