覆盖全屏与bottomNavigationBar设置？

android:theme="@android:style/Theme.NoTitleBar.Fullscreen"

<com.google.android.material.bottomnavigation.BottomNavigationView
    android:id="@+id/bottom_navigation"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:menu="@menu/bottom_navigation_menu" />

<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/navigation_item1"
        android:title="Item 1"
        android:icon="@drawable/ic_item1" />
    <item
        android:id="@+id/navigation_item2"
        android:title="Item 2"
        android:icon="@drawable/ic_item2" />
    <!-- 添加更多菜单项 -->
</menu>

BottomNavigationView bottomNavigationView = findViewById(R.id.bottom_navigation);
bottomNavigationView.setOnNavigationItemSelectedListener(
    new BottomNavigationView.OnNavigationItemSelectedListener() {
        @Override
        public boolean onNavigationItemSelected(@NonNull MenuItem item) {
            switch (item.getItemId()) {
                case R.id.navigation_item1:
                    // 处理点击Item 1的逻辑
                    return true;
                case R.id.navigation_item2:
                    // 处理点击Item 2的逻辑
                    return true;
                // 处理更多菜单项的逻辑
            }
            return false;
        }
    });