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我需要提取联系人详细信息，并且在获取详细信息时，我需要在Progress Dialog Box中显示Loading...。我的应用程序在Android 2.3.6中工作正常，但在Android 4.1.2及以上版本中崩溃。 请帮我AsyncTask在Android 2.3.6上罚款，但在Android 4.1.2上崩溃
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11-28 23:15:07.630: E/AndroidRuntime(9190): FATAL EXCEPTION: main
11-28 23:15:07.630: E/AndroidRuntime(9190): java.lang.IllegalStateException: The content of the adapter has changed but ListView did not receive a notification. Make sure the content of your adapter is not modified from a background thread, but only from the UI thread. [in ListView(2131230721, class android.widget.ListView) with Adapter(class com.example.outgoingcalls.MainActivity$dataListAdapter)]
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.ListView.layoutChildren(ListView.java:1549)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.AbsListView.onLayout(AbsListView.java:2166)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.View.layout(View.java:13846)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewGroup.layout(ViewGroup.java:4464)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.RelativeLayout.onLayout(RelativeLayout.java:948)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.View.layout(View.java:13846)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewGroup.layout(ViewGroup.java:4464)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.FrameLayout.onLayout(FrameLayout.java:448)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.View.layout(View.java:13846)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewGroup.layout(ViewGroup.java:4464)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1649)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1507)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.LinearLayout.onLayout(LinearLayout.java:1420)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.View.layout(View.java:13846)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewGroup.layout(ViewGroup.java:4464)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.widget.FrameLayout.onLayout(FrameLayout.java:448)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.View.layout(View.java:13846)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewGroup.layout(ViewGroup.java:4464)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2147)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1905)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1125)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4607)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.Choreographer$CallbackRecord.run(Choreographer.java:747)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.Choreographer.doCallbacks(Choreographer.java:567)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.Choreographer.doFrame(Choreographer.java:536)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:733)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.os.Handler.handleCallback(Handler.java:615)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.os.Handler.dispatchMessage(Handler.java:92)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.os.Looper.loop(Looper.java:153)
11-28 23:15:07.630: E/AndroidRuntime(9190): at android.app.ActivityThread.main(ActivityThread.java:5086)
11-28 23:15:07.630: E/AndroidRuntime(9190): at java.lang.reflect.Method.invokeNative(Native Method)
11-28 23:15:07.630: E/AndroidRuntime(9190): at java.lang.reflect.Method.invoke(Method.java:511)
11-28 23:15:07.630: E/AndroidRuntime(9190): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:821)
11-28 23:15:07.630: E/AndroidRuntime(9190): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:584)
11-28 23:15:07.630: E/AndroidRuntime(9190): at dalvik.system.NativeStart.main(Native Method)
代码：
public class MainActivity extends Activity {
public TextView outputText;
public List<String> contactNames = new ArrayList<String>();
public List<String> contactNumber = new ArrayList<String>();
public List<Bitmap> contactImage = new ArrayList<Bitmap>();
ListView listview;
View convertView;
ProgressDialog progressDialog;
private dataListAdapter mAdapter;
// RelativeLayout proLayout;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LayoutInflater inflater_main = getLayoutInflater();
setContentView(R.layout.activity_main);
progressDialog = new ProgressDialog(this);
progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
FetchContacts contacts = new FetchContacts();
int currentapiVersion = android.os.Build.VERSION.SDK_INT;
if (currentapiVersion >= android.os.Build.VERSION_CODES.HONEYCOMB){
contacts.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}else{
contacts.execute();
}
mAdapter = new dataListAdapter(contactNames,contactNumber,contactImage);
listview = (ListView)findViewById(R.id.list);
listview.setAdapter(mAdapter);
RelativeLayout main = (RelativeLayout)findViewById(R.id.main);
convertView = inflater_main.inflate(R.layout.activity_main,main);
}
private Handler mHandler = new Handler(){
public void handleMessage(Message msg)
{
switch(msg.what){
case 0:{
showProgressDialog();
}
break;
case 1:{
dismissProgressDialog();
}
break;
}
}
};
private void showProgressDialog() {
if(progressDialog != null) {
progressDialog.setMessage("Loading...");
progressDialog.show();
}
}
private void dismissProgressDialog() {
if(progressDialog != null)
progressDialog.dismiss();
}
private class FetchContacts extends AsyncTask<String, String, String> {
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
super.onPreExecute();
mHandler.sendEmptyMessage(0);
}
@Override
protected String doInBackground(String... params) {
// TODO Auto-generated method stub
fetchContacts();
return "";
}
@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
mHandler.sendEmptyMessage(1);
mAdapter.notifyDataSetChanged();
}
}
public void fetchContacts() {
// mHandler.sendEmptyMessage(0);
String phoneNumber = null;
String email = null;
String sortOrder = ContactsContract.Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC";
Uri CONTENT_URI = ContactsContract.Contacts.CONTENT_URI;
String _ID = ContactsContract.Contacts._ID;
String DISPLAY_NAME = ContactsContract.Contacts.DISPLAY_NAME;
String HAS_PHONE_NUMBER = ContactsContract.Contacts. HAS_PHONE_NUMBER;
Uri PhoneCONTENT_URI = ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
String Phone_CONTACT_ID = ContactsContract.CommonDataKinds.Phone.CONTACT_ID;
String NUMBER = ContactsContract.CommonDataKinds.Phone.NUMBER;
Uri EmailCONTENT_URI = ContactsContract.CommonDataKinds.Email.CONTENT_URI;
String EmailCONTACT_ID = ContactsContract.CommonDataKinds.Email.CONTACT_ID;
String DATA = ContactsContract.CommonDataKinds.Email.DATA;
StringBuffer output = new StringBuffer();
ContentResolver contentResolver = getContentResolver();
Cursor cursor = contentResolver.query(CONTENT_URI, null,null, null, sortOrder);
int a = cursor.getCount();
//Cursor cursor =getContacts();
// Loop for every contact in the phone
if (cursor.getCount() > 0) {
cursor.moveToFirst();
do {
String contact_id = cursor.getString(cursor.getColumnIndex(_ID));
String name = cursor.getString(cursor.getColumnIndex(DISPLAY_NAME));
int hasPhoneNumber = Integer.parseInt(cursor.getString(cursor.getColumnIndex(HAS_PHONE_NUMBER)));
if (hasPhoneNumber > 0) {
//output.append("\n First Name:" + name);
// Query and loop for every phone number of the contact
Cursor phoneCursor = contentResolver.query(PhoneCONTENT_URI, null, Phone_CONTACT_ID + " = ?", new String[] { contact_id }, null);
while (phoneCursor.moveToNext()) {
phoneNumber = phoneCursor.getString(phoneCursor.getColumnIndex(NUMBER));
//output.append("\n Phone number:" + phoneNumber);
if(name!=null){
contactNames.add(name);
}else{
contactNames.add("No name");
}
String num = phoneNumber;
num = num.replaceAll("-", "");
if(num.length()==10){
phoneNumber=num.substring(0,3)+"-"+num.substring(3,6)+"-"+num.substring(6,10);
}else if(num.length()==11){
phoneNumber=num.substring(0,3)+"-"+num.substring(3,7)+"-"+num.substring(7,11);
}else{
phoneNumber = num;
}
contactNumber.add(phoneNumber);
break;
}
phoneCursor.close();
// Query and loop for every email of the contact
// Cursor emailCursor = contentResolver.query(EmailCONTENT_URI, null, EmailCONTACT_ID+ " = ?", new String[] { contact_id }, null);
// while (emailCursor.moveToNext()) {
// email = emailCursor.getString(emailCursor.getColumnIndex(DATA));
// output.append("\nEmail:" + email);
// }
// emailCursor.close();
}
}while (cursor.moveToNext());
}
}
public Bitmap getFacebookPhoto(String phoneNumber) {
Uri phoneUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(phoneNumber));
Uri photoUri = null;
ContentResolver cr = this.getContentResolver();
Cursor contact = cr.query(phoneUri,
new String[] { ContactsContract.Contacts._ID }, null, null, null);
if (contact.moveToFirst()) {
long userId = contact.getLong(contact.getColumnIndex(ContactsContract.Contacts._ID));
photoUri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, userId);
}
else {
Bitmap defaultPhoto = BitmapFactory.decodeResource(getResources(),android.R.drawable.ic_menu_report_image);
return null;
}
if (photoUri != null) {
InputStream input = ContactsContract.Contacts.openContactPhotoInputStream(
cr, photoUri);
if (input != null) {
return BitmapFactory.decodeStream(input);
}
} else {
Bitmap defaultPhoto = BitmapFactory.decodeResource(getResources(), android.R.drawable.ic_menu_report_image);
return null;
}
Bitmap defaultPhoto = BitmapFactory.decodeResource(getResources(), android.R.drawable.ic_menu_report_image);
return null;
}
在哪个设备要测试？ – Avijit
请提供logcat –
@SpringBreaker对不起。我已经添加了日志 – nitesh