在Android中,Activity和Fragment是应用程序用户界面中最常用的两种组件。它们的初始化对于应用程序的正确运行至关重要。下面是初始化Activity和Fragment的方法。
Activity初始化:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
@Override
protected void onStart() {
super.onStart();
// Start your Activity here
}
@Override
protected void onResume() {
super.onResume();
// Resume your Activity here
}
Fragment初始化:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_main, container, false);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// Add code to initialize and process here
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
// Add code to enable/disable UI components