2016-03-28 104 views
2

登录后再次出现我根据自己的文档Facebook登录对话框中

的问题是,之后用户输入其凭据(1个对话)进行登录并确认应用程序的权限来实现对Android的Facebook登录(2对话)facebook连接只需返回到(1对话框),再次请求凭证。为什么发生这种情况?

在Facebook的用户,我可以看到在应用程序列表中选择应用

这是我的代码:

CallbackManager callbackManager = CallbackManager.Factory.create(); 
    LoginButton loginButton = (LoginButton) findViewById(R.id.login_button); 
    loginButton.setReadPermissions("public_profile","user_friends"); 
    // Callback registration 
    loginButton.registerCallback(callbackManager, new FacebookCallback<LoginResult>() { 
     @Override 
     public void onSuccess(LoginResult loginResult) { 
      // App code 
      Log.i(Utils.TAG,"succesfull login to facebook"); 

      // App code 
      GraphRequest request = GraphRequest.newMeRequest(
        loginResult.getAccessToken(), 
        new GraphRequest.GraphJSONObjectCallback() { 
         @Override 
         public void onCompleted(JSONObject object, GraphResponse response) { 
          Log.i("LoginActivity", response.toString()); 

          try { 
          }catch (Exception e) 
          { Log.i(Utils.TAG, e.getMessage()); 
          } 
         } 
        }); 
     } 

     @Override 
     public void onCancel() { 
      // App code 
      Log.i(Utils.TAG,"onCancel login to facebook"); 
     } 

     @Override 
     public void onError(FacebookException exception) { 
      // App code 
      Log.i(Utils.TAG,"onError login to facebook"); 
      Log.i(Utils.TAG,exception.getMessage()); 
     } 
    }); 



    loginButton.setOnClickListener(new View.OnClickListener() { 
     @Override 
     public void onClick(View view) { 
    //  LoginManager.getInstance().logInWithReadPermissions((Activity)m_context, Arrays.asList("public_profile", "email", "user_birthday", "user_friends")); 
      LoginManager.getInstance().logInWithReadPermissions((Activity)m_context, Arrays.asList("public_profile", "user_friends")); 
     } 
    }); 


} 

@Override 
protected void onActivityResult(int requestCode, int resultCode, Intent data) { 
    Log.i(Utils.TAG,"onActivityResult called"); 
    super.onActivityResult(requestCode, resultCode, data); 
    callbackManager.onActivityResult(requestCode, resultCode, data); 
} 

我应该指出,没有任何回调的登录流程中被调用,只有当我关闭对话框

回答

2

是的,这是因为你使用的登录按钮和登录管理器都..你必须从他们只选择一个..因为他们都具有相同的功能。我建议你从这里删除登录管理器代码。

loginButton.setOnClickListener(new View.OnClickListener() { 
      @Override 
      public void onClick(View view) { 
     //  LoginManager.getInstance().logInWithReadPermissions((Activity)m_context, Arrays.asList("public_profile", "email", "user_birthday", "user_friends")); 
       LoginManager.getInstance().logInWithReadPermissions((Activity)m_context, Arrays.asList("public_profile", "user_friends")); 
      } 
     }); 

oginButton.registerCallback(callbackManager, new FacebookCallback<LoginResult>() { 
     @Override 
     public void onSuccess(LoginResult loginResult) { 
      // App code 
      Log.i(Utils.TAG,"succesfull login to facebook"); 

      // App code 
      GraphRequest request = GraphRequest.newMeRequest(
        loginResult.getAccessToken(), 
        new GraphRequest.GraphJSONObjectCallback() { 
         @Override 
         public void onCompleted(JSONObject object, GraphResponse response) { 
          Log.i("LoginActivity", response.toString()); 

          try { 
          }catch (Exception e) 
          { Log.i(Utils.TAG, e.getMessage()); 
          } 
         } 
        }); 
     } 

     @Override 
     public void onCancel() { 
      // App code 
      Log.i(Utils.TAG,"onCancel login to facebook"); 
     } 

     @Override 
     public void onError(FacebookException exception) { 
      // App code 
      Log.i(Utils.TAG,"onError login to facebook"); 
      Log.i(Utils.TAG,exception.getMessage()); 
     } 
    }); 
0

这是因为Facebook登录API使用Chrome浏览器。在您登录一次之后,Chrome浏览器会保存该信息。如果您在Chrome浏览器中注销Facebook,则可能会出现'1对话框'。

相关问题