我正在进行登录活动，其中我使用三个按钮，同时点击登录按钮，我调用一个警报对话框，我在其中使用SignIn xml文件进行alertdialog管理器的布局，其中我使用了两个用于用户名和文本框的文本框。密码＆amp;一个按钮，当点击按钮时，它调用一个扩展AsyncTask类的类，在那里我使用共享优先级＆amp; Json用于登录，但在LogCat中出现错误
AndroidRuntime(6179): FATAL EXCEPTION: main
AndroidRuntime(6179): android.view.WindowManager$BadTokenException: Unable to add window -- token null is not for an application
AndroidRuntime(6179): at android.view.ViewRoot.setView(ViewRoot.java:531)
AndroidRuntime(6179): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:177)
AndroidRuntime(6179): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:91)
AndroidRuntime(6179): at android.app.Dialog.show(Dialog.java:241)
AndroidRuntime(6179): at com.example.ReferenceRewards.LogInActivity$BackgroundTask.onPreExecute(LogInActivity.java:489)
AndroidRuntime(6179): at android.os.AsyncTask.execute(AsyncTask.java:391)
AndroidRuntime(6179): at com.example.ReferenceRewards.LogInActivity$2.onClick(LogInActivity.java:156)
/AndroidRuntime(6179): at android.view.View.performClick(View.java:2485)
AndroidRuntime(6179): at android.view.View$PerformClick.run(View.java:9080)
AndroidRuntime(6179): at android.os.Handler.handleCallback(Handler.java:587)
AndroidRuntime(6179): at android.os.Handler.dispatchMessage(Handler.java:92)
AndroidRuntime(6179): at android.os.Looper.loop(Looper.java:123)
AndroidRuntime(6179): at android.app.ActivityThread.main(ActivityThread.java:3683)
AndroidRuntime(6179): at java.lang.reflect.Method.invokeNative(Native Method)
AndroidRuntime(6179): at java.lang.reflect.Method.invoke(Method.java:507)
AndroidRuntime(6179): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
AndroidRuntime(6179): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
AndroidRuntime(6179): at dalvik.system.NativeStart.main(Native Method)
//＆amp;我的登录活动类代码是
package com.example.ReferenceRewards;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URLEncoder;
import java.security.PublicKey;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONException;
import org.json.JSONObject;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.SpannableString;
import android.text.style.UnderlineSpan;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
public class LogInActivity extends Activity{
ImageView imagereferencerewards;
TextView txtview,forgot_pass;
Button btnsignin;
Button btnjoinus;
Button btnloginwithfb;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.login);
imagereferencerewards = (ImageView)findViewById(R.id.splash_icon);
txtview = (TextView)findViewById(R.id.textView1);
btnsignin =(Button)findViewById(R.id.btnsignin);
btnjoinus =(Button)findViewById(R.id.btnjoinus);
btnloginwithfb=(Button)findViewById(R.id.btnloginusingfb);
forgot_pass =(TextView)findViewById(R.id.forgot_pass);
SpannableString fpContent = new SpannableString("Forgot your password?");
fpContent.setSpan(new UnderlineSpan(), 0, fpContent.length(), 0);
forgot_pass.setText(fpContent);
forgot_pass.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(), "forgot password,enter mail id & Mobile No ", Toast.LENGTH_SHORT).show();
final Dialog d = new Dialog(getApplicationContext());
d.setContentView(R.layout.forgotpassword);
d.setTitle("FORGOT YOUR PASSWORD");
d.setCancelable(true);
EditText edtfemail=(EditText) d.findViewById(R.id.edtfemail);
EditText edtfmob = (EditText) d.findViewById(R.id.edtfmobile);
Button btnfsubmit =(Button) d.findViewById(R.id.btnfsubmit);
btnfsubmit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
d.dismiss();
}
});
d.show();
}
});
}
public void signin(View v) {
final AlertDialogManager alert = new AlertDialogManager();
//SessionManager session = new SessionManager(getApplicationContext());
String TAG = "LOGINACTIVITY";
final ConnectionDetector cd;
final SharedPreferences pref;
final String TAG_USER_ID = "userId";
cd = new ConnectionDetector(this);
pref = LogInActivity.this.getSharedPreferences(LogInActivity.this
.getResources().getString(R.string.pref_title),
Context.MODE_PRIVATE);
final Dialog d = new Dialog(this);
d.setContentView(R.layout.signin);
d.setTitle("SIGN IN");
d.setCancelable(true);
final EditText edtEmail = (EditText) d.findViewById(R.id.edtemail);
final EditText edtPass = (EditText) d.findViewById(R.id.edtpassword);
try {
edtEmail.setText(pref.getString(this.getResources()
.getString(R.string.pref_username), ""));
edtPass.setText(pref.getString(this.getResources()
.getString(R.string.pref_password), ""));
} catch (Exception e) {
// TODO: handle exception
Log.v(TAG, "-ERROR-LINE NO ");
}
Button b = (Button) d.findViewById(R.id.btnsubmit);
b.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// Get username, password from EditText
//String username = edtEmail.getText().toString();
//String password = edtPass.getText().toString();
//if(username.trim().length() > 0 && password.trim().length() > 0)
if (edtEmail.getText().toString().trim().equals(""))
{
edtEmail.setError("Username required");
edtEmail.requestFocus();
} else if (edtPass.getText().toString().trim().equals("")) {
edtPass.setError("Password required");
edtPass.requestFocus();
} else {
//if (cd.isConnectingToInternet()) {
if(cd.isConnectingToInternet()){
new BackgroundTask().execute("");
/*
* Intent i = new Intent(LoginActivity.this,
* HomeActivity.class); startActivity(i); finish();
*/
}
else
{
showAlertDialog(getBaseContext(), "No Internet Connection",
"Please connect to internet.", false);
}
}
}
});
//
/*class BackgroundTask extends AsyncTask<String, Void, String> {
@Override
protected String doInBackground(String... params) {
// TODO Auto-generated method stub
return null;
}
}*/
/* @SuppressLint("CommitPrefEdits")
private class BackgroundTask extends AsyncTask<String, Void, String>{
ProgressDialog pd = new ProgressDialog(getBaseContext());
@Override
protected String doInBackground(String... urls) {
// TODO Auto-generated method stub
String result =null;
String url="";
HttpClient httpclient= new DefaultHttpClient();
try {
url=getBaseContext().getResources().getString(R.string.base_url)
+ "login?username="
+ URLEncoder.encode(edtEmail.getText().toString()
.trim(), "utf-8")
+ "&password="
+ URLEncoder.encode(edtPass.getText().toString()
.trim(), "utf-8");
HttpGet httpget = new HttpGet(url);
Log.v("LOGIN-URL", url);
HttpResponse httpresponse = httpclient.execute(httpget);
Log.i("LoginActivity", httpresponse.getStatusLine().toString());
HttpEntity httpentity = httpresponse.getEntity();
/*if (entity != null) {
// A Simple JSON Response Read
InputStream instream = entity.getContent();
result = convertStreamToString(instream);
// now you have the string representation of the HTML
// request
instream.close();
}
if(httpentity != null){
InputStream is = httpentity.getContent();
result = convertStreamToString(is);
is.close();
}
} catch (Exception e) {
// TODO: handle exception
}
//return null;
return result;
}
private String convertStreamToString(InputStream is) {
// TODO Auto-generated method stub
//return null;
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line = null;
try {
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
} catch (IOException e) {
// TODO: handle exception
e.printStackTrace();
}finally {
try {
is.close();
} catch (IOException e2) {
// TODO: handle exception
e2.printStackTrace();
}
}
return sb.toString();
}
@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
//super.onPostExecute(result);
pd.cancel();
if (result!= null) {
Log.v("Login Response", "" + result);
int userId = 0;
JSONObject resultObj;
try {
resultObj = new JSONObject(result);
JSONObject referencerewardsObject = resultObj
.getJSONObject("referencerewardsSignIn");
userId = referencerewardsObject.getInt(TAG_USER_ID);
Log.v(TAG_USER_ID, "" + userId);
if (userId <= 0) {
showAlertDialog(context, "Failure", "Not Valid User",
false);
} else {
SharedPreferences.Editor editor = pref.edit();
if (staySignedInCheckBox.isChecked()) {
editor.putString(
context.getResources().getString(
R.string.pref_stay_signed_in),
"Yes");
if (userId<0) {
showAlertDialog(getBaseContext(), "FAILURE", "Not Valid User", false);
} else {
SharedPreferences.Editor editor = pref.edit();
editor.putString(
getBaseContext().getResources().getString(
R.string.pref_userId),
String.valueOf(userId));
editor.commit();
Intent HomeDashIntent = new Intent(LogInActivity.this,
HomeDashBoard.class);
startActivity(HomeDashIntent);
finish();
}
} catch (JSONException e) {
// TODO: handle exception
e.printStackTrace();
}
}
else if (result == null) {
showAlertDialog(getBaseContext(), "Failure",
"Wrong Username or Password.", false);
}
}
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
pd.setTitle("Plaese wait");
pd.setMessage("Signng In...");
pd.setCancelable(true);
pd.show();
}
} */
//
d.show();
}
private class BackgroundTask extends AsyncTask<String, Void, String>
{
ProgressDialog pd = new ProgressDialog(getBaseContext());
SharedPreferences pref;
static final String TAG_USER_ID = "userId";
//LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
/*LayoutInflater inflater = (LayoutInflater)getBaseContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View v = inflater.inflate(R.layout.signin,null, true);
void setContentView(v);*/
@Override
protected String doInBackground(String... urls) {
// TODO Auto-generated method stub
//return null;
setContentView(R.layout.signin);
EditText edtEmail = (EditText) findViewById(R.id.edtemail);
EditText edtPass = (EditText) findViewById(R.id.edtpassword);
String result =null;
String url="";
HttpClient httpclient= new DefaultHttpClient();
try {
url=getApplicationContext().getResources().getString(R.string.base_url)
+ "login?username="
+ URLEncoder.encode(edtEmail.getText().toString()
.trim(), "utf-8")
+ "&password="
+ URLEncoder.encode(edtPass.getText().toString()
.trim(), "utf-8");
HttpGet httpget = new HttpGet(url);
Log.v("LOGIN-URL", url);
HttpResponse httpresponse = httpclient.execute(httpget);
Log.i("LoginActivity", httpresponse.getStatusLine().toString());
HttpEntity httpentity = httpresponse.getEntity();
/*if (entity != null) {
// A Simple JSON Response Read
InputStream instream = entity.getContent();
result = convertStreamToString(instream);
// now you have the string representation of the HTML
// request
instream.close();
}*/
if(httpentity != null){
InputStream is = httpentity.getContent();
result = convertStreamToString(is);
is.close();
}
} catch (Exception e) {
// TODO: handle exception
}
//return null;
return result;
}
private String convertStreamToString(InputStream is) {
// TODO Auto-generated method stub
//return null;
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line = null;
try {
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
} catch (IOException e) {
// TODO: handle exception
e.printStackTrace();
}finally {
try {
is.close();
} catch (IOException e2) {
// TODO: handle exception
e2.printStackTrace();
}
}
return sb.toString();
}
@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
//super.onPostExecute(result);
//
pd.cancel();
if (result!= null) {
Log.v("Login Response", "" + result);
int userId = 0;
JSONObject resultObj;
try {
resultObj = new JSONObject(result);
JSONObject referencerewardsObject = resultObj
.getJSONObject("referencerewardsSignIn");
userId = referencerewardsObject.getInt(TAG_USER_ID);
Log.v(TAG_USER_ID, "" + userId);
if (userId<0) {
showAlertDialog(getBaseContext(), "FAILURE", "Not Valid User", false);
} else {
SharedPreferences.Editor editor = pref.edit();
editor.putString(
getBaseContext().getResources().getString(
R.string.pref_userId),
String.valueOf(userId));
editor.commit();
Intent HomeDashIntent = new Intent(LogInActivity.this,
HomeDashBoard.class);
startActivity(HomeDashIntent);
finish();
}
} catch (JSONException e) {
// TODO: handle exception
e.printStackTrace();
}
}
else if (result == null) {
showAlertDialog(getBaseContext(), "Failure",
"Wrong Username or Password.", false);
}
//
}
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
//super.onPreExecute();
//setContentView(R.layout.signin);
pd.setTitle("Plaese wait");
pd.setMessage("Signng In...");
pd.setCancelable(true);
pd.show();
}
}
@SuppressWarnings("deprecation")
public void showAlertDialog(Context context, String title, String message,
Boolean status) {
AlertDialog alertDialog = new AlertDialog.Builder(context).create();
alertDialog.setTitle(title);
alertDialog.setMessage(message);
// Setting alert dialog icon
// alertDialog.setIcon((status) ? R.drawable.success :
// R.drawable.fail);
alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
}
});
alertDialog.show();
}
public void joinus(View v) {
final Dialog d = new Dialog(this);
d.setContentView(R.layout.signup);
d.setTitle("JOIN US");
d.setCancelable(true);
EditText edtname=(EditText) d.findViewById(R.id.edtname);
EditText edtaddress=(EditText) d.findViewById(R.id.edtaddress);
EditText edtpass=(EditText) d.findViewById(R.id.edtpassword);
EditText edtcity=(EditText) d.findViewById(R.id.edtcity);
EditText edtmobile=(EditText) d.findViewById(R.id.edtmobile);
Button b = (Button ) d.findViewById(R.id.btnsignup);
b.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
d.dismiss();
}
});
d.show();
}
/*public void forgotpassword(View v) {
final Dialog d = new Dialog(getApplicationContext());
d.setContentView(R.layout.forgotpassword);
d.setTitle("FORGOT YOUR PASSWORD");
d.setCancelable(true);
EditText edtfemail=(EditText) d.findViewById(R.id.edtfemail);
EditText edtfmob = (EditText) d.findViewById(R.id.edtfmobile);
Button btnfsubmit =(Button) d.findViewById(R.id.btnfsubmit);
btnfsubmit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
d.dismiss();
}
});
d.show();
}*/
/*public void loginwtfb(View v) {
final Dialog d = new Dialog(this);
d.setContentView(R.layout.forgotpassword);
d.setTitle("FORGOT YOUR PASSWORD");
d.setCancelable(true);
EditText edtemail=(EditText) d.findViewById(R.id.edtfemail);
EditText edtmob=(EditText) d.findViewById(R.id.edtfmobile);
Button btnfsub = (Button) d.findViewById(R.id.btnfsubmit);
btnfsub.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
d.dismiss();
}
});
d.show();
}*/
}
// & XML file of Login is
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<LinearLayout`enter code here`
android:layout_width="fill_parent"`enter code here`
android:layout_height="wrap_content"
android:gravity="center"
android:paddingBottom="10dp"
android:paddingTop="10dp" >
<ImageView
android:id="@+id/splash_icon"
android:layout_width="100dp"
android:layout_height="100dp"
android:background="@drawable/logo"
android:contentDescription="@string/empty_string"
android:scaleType="fitXY" />
</LinearLayout>
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:layout_marginLeft="10dp"
android:layout_marginTop="110dp"
android:text="SIGN UP-SELECT SHOP-SHOP-REPORT-GET PAID!!!" />
<Button
android:id="@+id/btnsignin"
android:layout_width="250dp"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/btnjoinus"
android:layout_alignRight="@+id/btnjoinus"
android:layout_below="@+id/imageView1"
android:layout_marginTop="150dp"
android:onClick="signin"
android:text="SIGN IN" />
<Button
android:id="@+id/btnjoinus"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/btnloginusingfb"
android:layout_alignRight="@+id/btnloginusingfb"
android:layout_below="@+id/btnsignin"
android:layout_marginTop="10dp"
android:onClick="joinus"
android:text="JOIN US" />
<Button
android:id="@+id/btnloginusingfb"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/imageView1"
android:layout_below="@+id/btnjoinus"
android:layout_marginTop="10dp"
android:layout_marginLeft="25dp"
android:layout_marginRight="25dp"
android:background="@drawable/facebook"
android:onClick="loginwtfb"/>
<TextView
android:id="@+id/forgot_pass"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignRight="@+id/btnjoinus"
android:layout_below="@+id/btnloginusingfb"
android:layout_marginTop="14dp"
android:text="@string/forgot_your_password"
android:textColor="@color/links_color"
android:textSize="14sp" />
</RelativeLayout>
// & XML file for sign up is
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="300dp"
android:layout_height="match_parent"
android:orientation="vertical" >
<EditText
android:id="@+id/edtemail"
android:layout_width="280dp"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:hint="Email"
android:ems="10" >
</EditText>
<EditText
android:id="@+id/edtpassword"
android:layout_width="280dp"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:hint="Password"
android:ems="10" >
</EditText>
<Button
android:id="@+id/btnsubmit"
android:layout_width="230dp"
android:layout_height="wrap_content"
android:layout_marginLeft="30dp"
android:layout_marginRight="30dp"
android:text="SUBMIT" />
</LinearLayout>
答案 0 :(得分：0)
请关注此问题
new BackgroundTask().execute();
并将您的进度对话框代码放在PreExecute（）中，如下所示
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
super.onPreExecute();
pDialog = new ProgressDialog(getParent());
pDialog.setMessage("Please wait ...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(false);
pDialog.show();
}
UDATE ::
使用AsyncTaskClass作为休闲
class HttpAsyncTask extends AsyncTask<String, Void, String> {
@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
super.onPreExecute();
pDialog = new ProgressDialog(getParent());
pDialog.setMessage("Please wait ...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(false);
pDialog.show();
}
@Override
protected String doInBackground(String... params) {
// TODO Auto-generated method stub
httpclient = new DefaultHttpClient();
httpget = new HttpGet(StaticVars.all_service_url);
try {
httpresponse = httpclient.execute(httpget);
System.out.println("httpresponse" + httpresponse);
is = httpresponse.getEntity().getContent();
isr = new InputStreamReader(is);
br = new BufferedReader(isr);
sb = new StringBuilder();
String recievingDataFromServer = null;
while ((recievingDataFromServer = br.readLine()) != null) {
Log.i("CHECK WHILE", "CHECK WHILE");
sb.append(recievingDataFromServer);
}
myJsonString = sb.toString();
SharedPreferences sp = getSharedPreferences("modify", 0);
SharedPreferences.Editor editor = sp.edit();
editor.putString("myJsonString", myJsonString);
editor.commit();
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
if (myJsonString.length() > 0) {
try {
myJsonObject = new JSONObject(myJsonString);
myJsonArray = myJsonObject.getJSONArray("keyword");
for (int i = 0; i < myJsonArray.length(); i++) {
JSONObject objJson = myJsonArray.getJSONObject(i);
name = objJson.getString("name");
recognition_id = objJson.getInt("recognition_id");
ServicesModel sm = new ServicesModel();
//name = name.replaceAll(name, "<font color='red'>$0</font>");
/*Pattern pattern = Pattern.compile( etselect.getText().toString(), Pattern.CASE_INSENSITIVE );
Matcher matcher = pattern.matcher( name );
name = matcher.replaceAll( "\0" );*/
sm.name = name;
sm.recognisationId = recognition_id;
sm.recognisationName = recognisationArray[recognition_id];
serviceArray.add(sm);
/*if(Arrays.asList(serviceArray).contains(textView.getText().toString())){
}*/
}
ArrayAdapter<ServicesModel> adapter = new ArrayAdapter<ServicesModel>(
SearchActivity.this,
android.R.layout.simple_list_item_1, serviceArray);
textView.setAdapter(adapter);
//textView.setTextAppearance(getApplicationContext(), R.style.boldText);
textView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
// TODO Auto-generated method stub
ServicesModel sm = (ServicesModel) arg0
.getItemAtPosition(arg2);
service_name = sm.name;
service_recog_id = sm.recognisationId;
textView.setText("");
textView.append(sm.name);
textView.setVisibility(View.GONE);
textView.setVisibility(View.VISIBLE);
}
});
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// ====================================================================================
///// PEFORMING STUFF FOR BOTH KEYWORD AND LOCATION OVER HERE ..
// ====================================================================================
try {
nmyJsonObject = new JSONObject(myJsonString);
nmyJsonArray = nmyJsonObject.getJSONArray("location");
for (int i = 0; i < nmyJsonArray.length(); i++) {
JSONObject nobjJson = nmyJsonArray.getJSONObject(i);
city_name = nobjJson.getString("city_name");
country_name = nobjJson.getString("country_name");
LocationModel lm = new LocationModel();
lm.City_Name = city_name;
lm.Country_Name = country_name;
locationArray.add(lm);
}
ArrayAdapter<LocationModel> adapter = new ArrayAdapter<LocationModel>(
SearchActivity.this,
android.R.layout.simple_list_item_1, locationArray);
ltextView.setAdapter(adapter);
ltextView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
// TODO Auto-generated method stub
LocationModel lm = (LocationModel) arg0
.getItemAtPosition(arg2);
city_name = lm.City_Name;
country_name = lm.Country_Name;
}
});
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
pDialog.dismiss();
}
}
}
答案 1 :(得分：0)
尝试更改第ProgressDialog pd = new ProgressDialog(getBaseContext());行
在BackgroundTask类中，ProgressDialog pd = new ProgressDialog(LogInActivity.this);