Android第三方登录之腾讯QQ登录的实例代码

<TextView  android:layout_width="wrap_content"  android:layout_height="wrap_content"  android:text="登录成功"  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" /> <!-- 开放平台获取的APPID -->  </intent-filter></activity>

public class MainActivity extends AppCompatActivity {  private static final String TAG = "MainActivity";  private static final String APP_ID = "1106163416";//官方获取的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);    //传入参数APPID和全局Context上下文    mTencent = Tencent.createInstance(APP_ID,MainActivity.this.getApplicationContext());  }  public void buttonLogin(View v){    /**通过这句代码，SDK实现了QQ的登录，这个方法有三个参数，第一个参数是context上下文，第二个参数SCOPO 是一个String类型的字符串，表示一些权限     官方文档中的说明：应用需要获得哪些API的权限，由“，”分隔。例如：SCOPE = “get_user_info,add_t”；所有权限用“all”     第三个参数，是一个事件监听器，IUiListener接口的实例，这里用的是该接口的实现类 */    mIUiListener = new BaseUiListener();    //all表示获取所有权限    mTencent.login(MainActivity.this,"all", mIUiListener);  }  /**   * 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) {            Intent inten = new Intent(MainActivity.this,NextActivity.class);            startActivity(inten);            Log.e(TAG,"登录成功"+response.toString());          }          @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();    }  }  /**   * 在调用Login的Activity或者Fragment中重写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>