小编Qbi*_*Qbi的帖子

我有带有 Bottom_navigation 的 main_layout 和带有其他一些组件的片段。左侧片段处于纵向方向，此处的 NavigationBottomView 看起来不错，但在方向设置为横向的右侧片段上，底部还有一个填充。问题是如何在横向模式下删除导航视图底部的填充？第一张截图：

\n

现在代码：

main_activity.xml

<?xml version="1.0" encoding="utf-8"?>\n<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"\n    xmlns:app="http://schemas.android.com/apk/res-auto"\n    xmlns:tools="http://schemas.android.com/tools"\n    android:id="@+id/main_layout"\n    android:layout_width="match_parent"\n    android:layout_height="match_parent"\n    android:background="@color/colorBackground"\n    android:filterTouchesWhenObscured="true"\n    tools:context="pl.anwim.zcspa.activities.MainActivity">\n\n    <ProgressBar\n        android:id="@+id/progress"\n        style="?android:attr/progressBarStyleLarge"\n        android:layout_width="wrap_content"\n        android:layout_height="wrap_content"\n        android:indeterminate="true"\n        android:visibility="gone"\n        app:layout_constraintBottom_toBottomOf="parent"\n        app:layout_constraintEnd_toEndOf="parent"\n        app:layout_constraintStart_toStartOf="parent"\n        app:layout_constraintTop_toTopOf="parent" />\n\n    <androidx.fragment.app.FragmentContainerView\n        android:id="@+id/nav_host_fragment"\n        android:name="androidx.navigation.fragment.NavHostFragment"\n        android:layout_width="0dp"\n        android:layout_height="0dp"\n        app:defaultNavHost="true"\n        app:layout_constraintBottom_toTopOf="@+id/bottom_navigation"\n        app:layout_constraintLeft_toLeftOf="parent"\n        app:layout_constraintRight_toRightOf="parent"\n        app:layout_constraintTop_toBottomOf="@id/toolbar_include"\n        app:navGraph="@navigation/nav_graph" />\n\n    <com.google.android.material.bottomnavigation.BottomNavigationView\n        android:id="@+id/bottom_navigation"\n        android:layout_width="0dp"\n        android:layout_height="wrap_content"\n        android:background="@color/colorWhite"\n        app:layout_constraintBottom_toBottomOf="parent"\n        app:layout_constraintEnd_toEndOf="parent"\n        app:layout_constraintStart_toStartOf="parent"\n        app:layout_constraintTop_toBottomOf="@id/nav_host_fragment"\n        app:menu="@menu/role_dispatcher_menu" />\n\n    <include\n        android:id="@+id/toolbar_include"\n        layout="@layout/common_toolbar_hamburger"\n        app:layout_constraintBottom_toTopOf="@+id/nav_host_fragment"\n        app:layout_constraintLeft_toLeftOf="parent"\n        app:layout_constraintRight_toRightOf="parent"\n        app:layout_constraintTop_toTopOf="parent" />\n</androidx.constraintlayout.widget.ConstraintLayout>\n

（左）对手站列表片段.xml

<?xml version="1.0" encoding="utf-8"?>\n<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"\n    xmlns:app="http://schemas.android.com/apk/res-auto"\n    xmlns:tools="http://schemas.android.com/tools"\n    android:layout_width="match_parent"\n    android:layout_height="match_parent">\n\n …