示例代码:
示例代码:
BottomNavigationView bottomNavigationView = (BottomNavigationView) findViewById(R.id.bottom_navigation);
bottomNavigationView.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem item) {
//处理底部导航栏的点击事件
return true;
}
});
//将BottomNavigationView与menu_bottom_navigation.xml链接
Menu menu = bottomNavigationView.getMenu();
menu.findItem(R.id.menu_home).setChecked(true);
示例代码:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_home, container, false);
return view;
}
如果您按照以上步骤操作仍然不能解决问题,请检查您的gradle配置文件中是否已正确引用并添加了BottomNavigationView和design库。