在Android中使用Dialog登录Facebook

问题描述 投票:5回答:3

如何用facebook实现此登录?我已经按照本教程https://www.androidlearning.in/facebook-login-for-android-app/,但它抛出了一个完整的活动(传统方式)。

我安装了facebook应用程序

在像Memrise,Bandlab等应用程序中。向我显示Dialog但在我的应用程序中没有

我也试试

LoginManager.getInstance().logInWithReadPermissions(this, Arrays.asList([...]);

但是不行......

我想要:

Imagen

我的应用告诉我:

Imagen

android facebook facebook-sdk-4.0
3个回答
2
投票

我在30分钟前遇到了同样的问题,但是我在Facebook上使用自定义按钮,并在onCreate中使用以下代码来调用Facebook登录:

loginButton = (CircularProgressButton) findViewById(R.id.btn_fb);

        loginButton.setOnClickListener(new View.OnClickListener() {
            @Override public void onClick(View v) {
                LoginManager.getInstance().logInWithReadPermissions(MainActivity.this, Arrays.asList("public_profile", "user_friends"));
            }
        });

        //Register a callback
        callbackManager = CallbackManager.Factory.create();

        LoginManager.getInstance().registerCallback(callbackManager,
                new FacebookCallback<LoginResult>() {
                    @Override
                    public void onSuccess(final LoginResult loginResult) {
                        GraphRequest request = GraphRequest.newMeRequest(loginResult.getAccessToken(),
                                new GraphRequest.GraphJSONObjectCallback() {
                                    @Override
                                    public void onCompleted(JSONObject object,GraphResponse response) {
                                        try {
                                            nome = object.getString("name");
                                            email = object.getString("email");
                                            String idfb  = loginResult.getAccessToken().getUserId();
                                            logarFb(idfb, nome, email);

                                        } catch(JSONException ex) {
                                            ex.printStackTrace();
                                        }
                                    }
                                });
                        Bundle parameters = new Bundle();
                        parameters.putString("fields", "id,name,email,gender, birthday");
                        request.setParameters(parameters);
                        request.executeAsync();
                    }

                    @Override
                    public void onCancel() {
                        //cancelled
                    }

                    @Override
                    public void onError(FacebookException exception) {
                     //error
                    }
                });

我将其更改为Facebook登录按钮:

<com.facebook.login.widget.LoginButton
    android:id="@+id/btn_fb"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="center_horizontal"
    android:layout_marginTop="30dp"
    android:layout_marginBottom="30dp" /> 

现在这就是我的代码现在的样子,更清洁:

private LoginButton loginButton;
private CallbackManager callbackManager;

 protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    callbackManager = CallbackManager.Factory.create();

        loginButton = findViewById(R.id.btn_fb);
        loginButton.setReadPermissions("email");
        loginButton.registerCallback(callbackManager, new FacebookCallback<LoginResult>() {
            @Override
            public void onSuccess(LoginResult loginResult) {
                getUserDetails(loginResult);
            }

            @Override
            public void onCancel() {
                funcoes.aviso(MainActivity.this,"Você cancelou o login",R.color.red500,3000, R.drawable.ic_triste);
            }

            @Override
            public void onError(FacebookException exception) {
                funcoes.dialogoMsg(MainActivity.this,"Há algo de errado com o login do Facebook :/");
            }
        });
}

 protected void getUserDetails(final LoginResult loginResult) {
        GraphRequest data_request = GraphRequest.newMeRequest(
                loginResult.getAccessToken(),
                new GraphRequest.GraphJSONObjectCallback() {
                    @Override
                    public void onCompleted( JSONObject object, GraphResponse response) {
                        try {
                            nome = object.getString("name");
                            email = object.getString("email");
                            String idfb  = loginResult.getAccessToken().getUserId();
                            logarFb(idfb, nome, email);

                        } catch(JSONException ex) {
                            ex.printStackTrace();
                        }
                    }

                });
        Bundle parameters = new Bundle();
        parameters.putString("fields", "id,name,email,gender, birthday");
        data_request.setParameters(parameters);
        data_request.executeAsync();

    }

 @Override
 protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        callbackManager.onActivityResult(requestCode, resultCode, data);
    }

如果你安装了Facebook应用程序,这应该足以让Facebook登录为对话框而不是全屏活动。

如果您愿意,请按照本指南如果您忘记了其他设置:https://www.studytutorial.in/android-facebook-integration-and-login-tutorial


0
投票

只有在手机上安装了Facebook应用程序时才会出现该对话框,否则您将获得Web视图。尝试安装该应用程序,然后登录。


0
投票

您需要删除权限“user_birthday”如果您在权限中定义。

LoginManager.getInstance().logInWithReadPermissions(context,Arrays.asList("public_profile","email"));

由于某些权限需要“App Review”

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