Android实现QQ登录功能

private static final String TAG = "MainActivity"; 
private static final String APP_ID = "1105602574";//官方获取的APPID 
private Tencent mTencent; 
private BaseUiListener mIUiListener; 
private UserInfo mUserInfo; 

<uses-permission android:name="android.permission.INTERNET" / 
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" / 

 <!-- 注册SDKActivity --  
  <activity 
   android:name="com.tencent.tauth.AuthActivity" 
   android:launchMode="singleTask" 
   android:noHistory="true"   
   <intent-filter  
    <action android:name="android.intent.action.VIEW" /  
    <category android:name="android.intent.category.DEFAULT" /  
    <category android:name="android.intent.category.BROWSABLE" /  
    <data android:scheme="tencent1105602574" /  <!-- 开放平台获取的APPID --  
   </intent-filter  
  </activity  
  <activity android:name="com.tencent.connect.common.AssistActivity" 
   android:theme="@android:style/Theme.Translucent.NoTitleBar" 
   android:screenOrientation="portrait"/  

<?xml version="1.0" encoding="utf-8"?  
<LinearLayout 
 xmlns:android="http://schemas.android.com/apk/res/android" 
 xmlns:app="http://schemas.android.com/apk/res-auto" 
 android:orientation="vertical" 
 xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" 
 android:layout_height="match_parent" tools:context="com.bwei.czx.czx0914qq.MainActivity"  
 
 <Button 
  android:layout_width="wrap_content" 
  android:layout_height="wrap_content" 
  android:text="登录" 
  android:id="@+id/login"/  
 <TextView 
  android:layout_width="match_parent" 
  android:layout_height="wrap_content" 
  android:id="@+id/name"/  
 <ImageView 
  android:layout_width="100dp" 
  android:layout_height="80dp" 
  android:id="@+id/img"/  
 
</LinearLayout  

package com.bwei.czx.czx0914qq; 
import android.content.Intent; 
import android.os.Bundle; 
import android.support.v7.app.AppCompatActivity; 
import android.util.Log; 
import android.view.View; 
import android.widget.Button; 
import android.widget.ImageView; 
import android.widget.TextView; 
import android.widget.Toast; 
import com.nostra13.universalimageloader.core.ImageLoader; 
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration; 
import com.tencent.connect.UserInfo; 
import com.tencent.connect.auth.QQToken; 
import com.tencent.connect.common.Constants; 
import com.tencent.tauth.IUiListener; 
import com.tencent.tauth.Tencent; 
import com.tencent.tauth.UiError; 
import org.json.JSONException; 
import org.json.JSONObject; 
public class MainActivity extends AppCompatActivity { 
private static final String TAG = "MainActivity"; 
private static final String APP_ID = "1105602574";//官方获取的APPID 
private Tencent mTencent; 
private BaseUiListener mIUiListener; 
private UserInfo mUserInfo; 
private Button login; 
private TextView name; 
private ImageView img; 
@Override 
protected void onCreate(Bundle savedInstanceState) { 
super.onCreate(savedInstanceState); 
setContentView(R.layout.activity_main); 
//传入参数APPID和全局Context上下文 
mTencent = Tencent.createInstance(APP_ID, MainActivity.this.getApplicationContext()); 
initView(); 
login.setOnClickListener(new View.OnClickListener() { 
@Override 
public void onClick(View v) { 
mIUiListener = new BaseUiListener(); 
//all表示获取所有权限 
mTencent.login(MainActivity.this,"all", mIUiListener); 
mUserInfo = new UserInfo(MainActivity.this, mTencent.getQQToken()); //获取用户信息 
mUserInfo.getUserInfo(mIUiListener); 
} 
}); 
} 
private void initView() { 
login = (Button) findViewById(R.id.login); 
name = (TextView) findViewById(R.id.name); 
img = (ImageView) findViewById(R.id.img); 
} 
/** 
* 自定义监听器实现IUiListener接口后，需要实现的3个方法 
* onComplete完成 onError错误 onCancel取消 
*/ 
private class BaseUiListener implements IUiListener { 
@Override 
public void onComplete(Object response) { 
Toast.makeText(MainActivity.this, "授权成功", Toast.LENGTH_SHORT).show(); 
Log.e(TAG, "response:" + response); 
JSONObject obj = (JSONObject) response; 
try { 
String openID = obj.getString("openid"); 
String accessToken = obj.getString("access_token"); 
String expires = obj.getString("expires_in"); 
mTencent.setOpenId(openID); 
mTencent.setAccessToken(accessToken,expires); 
QQToken qqToken = mTencent.getQQToken(); 
mUserInfo = new UserInfo(getApplicationContext(),qqToken); 
mUserInfo.getUserInfo(new IUiListener() { 
@Override 
public void onComplete(Object response) { 
Log.e(TAG,"登录成功"+response.toString()); 
if(response == null){ 
return; 
} 
try { 
JSONObject jo = (JSONObject) response; 
Toast.makeText(MainActivity.this, "登录成功", 
Toast.LENGTH_LONG).show(); 
String nickName = jo.getString("nickname"); 
String figureurl_1= jo.getString("figureurl_1"); 
name.setText(nickName); 
ImageLoaderConfiguration configuration = new ImageLoaderConfiguration.Builder(MainActivity.this).build(); 
ImageLoader.getInstance().init(configuration); 
ImageLoader.getInstance().displayImage(figureurl_1,img); 
} catch (Exception e) { 
// TODO: handle exception 
} 
} 
@Override 
public void onError(UiError uiError) { 
Log.e(TAG,"登录失败"+uiError.toString()); 
} 
@Override 
public void onCancel() { 
Log.e(TAG,"登录取消"); 
} 
}); 
} catch (JSONException e) { 
e.printStackTrace(); 
} 
} 
@Override 
public void onError(UiError uiError) { 
Toast.makeText(MainActivity.this, "授权失败", Toast.LENGTH_SHORT).show(); 
} 
@Override 
public void onCancel() { 
Toast.makeText(MainActivity.this, "授权取消", Toast.LENGTH_SHORT).show(); 
} 
} 
@Override 
protected void onActivityResult(int requestCode, int resultCode, Intent data) { 
if(requestCode == Constants.REQUEST_LOGIN){ 
Tencent.onActivityResultData(requestCode,resultCode,data,mIUiListener); 
} 
super.onActivityResult(requestCode, resultCode, data); 
} 
}