一、Activity 生命周期
二、Fragment 生命周期
三、对比图
四、测试代码
- package com.goso.testapp;
- import android.app.Activity;
- import android.app.ListFragment;
- import android.os.Bundle;
- import android.util.Log;
- import android.view.LayoutInflater;
- import android.view.View;
- import android.view.ViewGroup;
- import android.widget.ArrayAdapter;
- import android.widget.ListView;
- /**
- * Demonstration of using ListFragment to show a list of items
- * from a canned array.
- */
- public class FragmentListArray extends Activity {
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- Log.e("HJJ", "Activity &&&& onCreate...");
- // Create the list fragment and add it as our sole content.
- if (getFragmentManager().findFragmentById(android.R.id.content) == null) {
- ArrayListFragment list = new ArrayListFragment();
- getFragmentManager().beginTransaction().add(android.R.id.content, list).commit();
- }
- }
- @Override
- protected void onStart() {
- // TODO Auto-generated method stub
- super.onStart();
- Log.e("HJJ", "Activity &&&& onStart...");
- }
- @Override
- protected void onResume() {
- // TODO Auto-generated method stub
- super.onResume();
- Log.e("HJJ", "Activity &&&& onResume...");
- }
- @Override
- protected void onStop() {
- // TODO Auto-generated method stub
- super.onStop();
- Log.e("HJJ", "Activity &&&& onStop...");
- }
- @Override
- protected void onPause() {
- // TODO Auto-generated method stub
- super.onPause();
- Log.e("HJJ", "Activity &&&& onPause...");
- }
- @Override
- protected void onDestroy() {
- // TODO Auto-generated method stub
- super.onDestroy();
- Log.e("HJJ", "Activity &&&& onDestroy...");
- }
- public static class ArrayListFragment extends ListFragment {
- @Override
- public void onAttach(Activity activity) {
- // TODO Auto-generated method stub
- Log.e("HJJ", "ArrayListFragment **** onAttach...");
- super.onAttach(activity);
- }
- @Override
- public void onCreate(Bundle savedInstanceState) {
- // TODO Auto-generated method stub
- Log.e("HJJ", "ArrayListFragment **** onCreate...");
- super.onCreate(savedInstanceState);
- }
- @Override
- public View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState) {
- // TODO Auto-generated method stub
- Log.e("HJJ", "ArrayListFragment **** onCreateView...");
- return super.onCreateView(inflater, container, savedInstanceState);
- }
- @Override
- public void onActivityCreated(Bundle savedInstanceState) {
- super.onActivityCreated(savedInstanceState);
- Log.e("HJJ", "ArrayListFragment **** onActivityCreated...");
- String[] array = new String[]{"C++", "JAVA", "PYTHON"};
- setListAdapter(new ArrayAdapter<String>(getActivity(),
- android.R.layout.simple_list_item_1, array));
- }
- @Override
- public void onStart() {
- // TODO Auto-generated method stub
- Log.e("HJJ", "ArrayListFragment **** onStart...");
- super.onStart();
- }
- @Override
- public void onResume() {
- Log.e("HJJ", "ArrayListFragment **** onResume...");
- // TODO Auto-generated method stub
- super.onResume();
- }
- @Override
- public void onPause() {
- Log.e("HJJ", "ArrayListFragment **** onPause...");
- // TODO Auto-generated method stub
- super.onPause();
- }
- @Override
- public void onStop() {
- Log.e("HJJ", "ArrayListFragment **** onStop...");
- // TODO Auto-generated method stub
- super.onStop();
- }
- @Override
- public void onDestroyView() {
- Log.e("HJJ", "ArrayListFragment **** onDestroyView...");
- // TODO Auto-generated method stub
- super.onDestroyView();
- }
- @Override
- public void onDestroy() {
- // TODO Auto-generated method stub
- Log.e("HJJ", "ArrayListFragment **** onDestroy...");
- super.onDestroy();
- }
- @Override
- public void onDetach() {
- Log.e("HJJ", "ArrayListFragment **** onDetach...");
- // TODO Auto-generated method stub
- super.onDetach();
- }
- @Override
- public void onListItemClick(ListView l, View v, int position, long id) {
- Log.i("FragmentList", "Item clicked: " + id);
- }
- }
- }
五、测试结果
- onCreate过程
- 01-22 15:30:28.091: E/HJJ(10315): Activity &&&& onCreate...
- 01-22 15:30:28.091: E/HJJ(10315): ArrayListFragment **** onAttach...
- 01-22 15:30:28.091: E/HJJ(10315): ArrayListFragment **** onCreate...
- 01-22 15:30:28.115: E/HJJ(10315): ArrayListFragment **** onCreateView...
- 01-22 15:30:28.123: E/HJJ(10315): ArrayListFragment **** onActivityCreated...
- onStart过程
- 01-22 15:30:28.123: E/HJJ(10315): Activity &&&& onStart...
- 01-22 15:30:28.123: E/HJJ(10315): ArrayListFragment **** onStart...
- onResume过程
- 01-22 15:30:28.123: E/HJJ(10315): Activity &&&& onResume...
- 01-22 15:30:28.123: E/HJJ(10315): ArrayListFragment **** onResume...
- onPause过程
- 01-22 15:31:26.748: E/HJJ(10315): ArrayListFragment **** onPause...
- 01-22 15:31:26.748: E/HJJ(10315): Activity &&&& onPause...
- onStop过程
- 01-22 15:31:27.638: E/HJJ(10315): ArrayListFragment **** onStop...
- 01-22 15:31:27.638: E/HJJ(10315): Activity &&&& onStop...
- onStart过程
- 01-22 15:31:57.537: E/HJJ(10315): Activity &&&& onStart...
- 01-22 15:31:57.537: E/HJJ(10315): ArrayListFragment **** onStart...
- onResume过程
- 01-22 15:31:57.537: E/HJJ(10315): Activity &&&& onResume...
- 01-22 15:31:57.537: E/HJJ(10315): ArrayListFragment **** onResume...
- onPause过程
- 01-22 15:32:47.412: E/HJJ(10315): ArrayListFragment **** onPause...
- 01-22 15:32:47.412: E/HJJ(10315): Activity &&&& onPause...
- onStop过程
- 01-22 15:32:47.865: E/HJJ(10315): ArrayListFragment **** onStop...
- 01-22 15:32:47.865: E/HJJ(10315): Activity &&&& onStop...
- onDestroy过程
- 01-22 15:32:47.865: E/HJJ(10315): ArrayListFragment **** onDestroyView...
- 01-22 15:32:47.865: E/HJJ(10315): ArrayListFragment **** onDestroy...
- 01-22 15:32:47.865: E/HJJ(10315): ArrayListFragment **** onDetach...
- 01-22 15:32:47.865: E/HJJ(10315): Activity &&&& onDestroy...
