activity和fragment之前运行的生命周期
2024-10-14 14:36:12
1.activity生命周期
2.fragment的生命周期
3.对比图
4.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);
}
}
}
5.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...
搞定！！
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