Android第三方登錄之騰訊QQ登錄的實例代碼

<TextView
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="登錄成功"
  android:textSize="25sp"
  android:layout_marginTop="100dp"
  />

<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="tencent1106163416" /> <!-- 開放平臺獲取的APPID -->
  </intent-filter>
</activity>

public class MainActivity extends AppCompatActivity {
  private static final String TAG = "MainActivity";
  private static final String APP_ID = "1106163416";//官方獲取的APPID
  private Tencent mTencent;
  private BaseUiListener mIUiListener;
  private UserInfo mUserInfo;
  private Button button;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    //傳入?yún)?shù)APPID和全局Context上下文
    mTencent = Tencent.createInstance(APP_ID,MainActivity.this.getApplicationContext());
  }
  public void buttonLogin(View v){
    /**通過這句代碼，SDK實現(xiàn)了QQ的登錄，這個方法有三個參數(shù)，第一個參數(shù)是context上下文，第二個參數(shù)SCOPO 是一個String類型的字符串，表示一些權(quán)限
     官方文檔中的說明：應(yīng)用需要獲得哪些API的權(quán)限，由“，”分隔。例如：SCOPE = “get_user_info,add_t”；所有權(quán)限用“all”
     第三個參數(shù)，是一個事件監(jiān)聽器，IUiListener接口的實例，這里用的是該接口的實現(xiàn)類 */
    mIUiListener = new BaseUiListener();
    //all表示獲取所有權(quán)限
    mTencent.login(MainActivity.this,"all", mIUiListener);
  }
  /**
   * 自定義監(jiān)聽器實現(xiàn)IUiListener接口后，需要實現(xiàn)的3個方法
   * onComplete完成 onError錯誤 onCancel取消
   */
  private class BaseUiListener implements IUiListener {
      @Override
      public void onComplete(Object response) {
      Toast.makeText(MainActivity.this, "授權(quán)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) {
            Intent inten = new Intent(MainActivity.this,NextActivity.class);
            startActivity(inten);
            Log.e(TAG,"登錄成功"+response.toString());
          }
          @Override
          public void onError(UiError uiError) {
            Log.e(TAG,"登錄失敗"+uiError.toString());
          }
          @Override
          public void onCancel() {
            Log.e(TAG,"登錄取消");
          }
        });
      } catch (JSONException e) {
        e.printStackTrace();
      }
    }
      @Override
      public void onError(UiError uiError) {
      Toast.makeText(MainActivity.this, "授權(quán)失敗", Toast.LENGTH_SHORT).show();
    }
      @Override
      public void onCancel() {
      Toast.makeText(MainActivity.this, "授權(quán)取消", Toast.LENGTH_SHORT).show();
    }
  }
  /**
   * 在調(diào)用Login的Activity或者Fragment中重寫onActivityResult方法
   * @param requestCode
   * @param resultCode
   * @param data
   */
  @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);
  }
}

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