sunmeat/different files

## different files
AndroidManifest.xml:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">
...
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
...
    <application
...
        android:theme="@android:style/Theme.NoTitleBar"
        tools:targetApi="31">

        <activity
            android:name=".MainActivity"
            android:exported="true"
            android:windowSoftInputMode="adjustResize">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity
            android:name="com.facebook.CustomTabActivity"
            android:exported="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="@string/fb_login_protocol_scheme" />
            </intent-filter>
        </activity>

        <meta-data
            android:name="com.facebook.sdk.ApplicationId"
            android:value="@string/app_id" />
        <meta-data
            android:name="com.facebook.sdk.ApplicationName"
            android:value="@string/facebook_app_name" />

        <provider
            android:name="com.facebook.FacebookContentProvider"
            android:authorities="com.facebook.app.FacebookContentProvider355198514515820"
            android:exported="false" />
        <receiver
            android:name="com.sunmeat.facebook.HelloFacebookBroadcastReceiver"
            android:exported="false" />
    </application>
</manifest>

================================================================================================================

MainActivity.java:

package com.sunmeat.facebook;

import android.app.AlertDialog;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.widget.Button;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.fragment.app.FragmentActivity;
import com.facebook.AccessToken;
import com.facebook.CallbackManager;
import com.facebook.FacebookAuthorizationException;
import com.facebook.FacebookCallback;
import com.facebook.FacebookException;
import com.facebook.Profile;
import com.facebook.ProfileTracker;
import com.facebook.login.LoginManager;
import com.facebook.login.LoginResult;
import com.facebook.login.widget.ProfilePictureView;
import com.facebook.share.ShareApi;
import com.facebook.share.Sharer;
import com.facebook.share.model.ShareLinkContent;
import com.facebook.share.model.SharePhoto;
import com.facebook.share.model.SharePhotoContent;
import com.facebook.share.widget.ShareDialog;

public class MainActivity extends FragmentActivity {

    private final String PENDING_ACTION_BUNDLE_KEY = "com.sunmeat.facebook:PendingAction";

    private Button postStatusUpdateButton;
    private Button postPhotoButton;
    private ProfilePictureView profilePictureView;
    private TextView greeting;
    private PendingAction pendingAction = PendingAction.NONE;
    private boolean canPresentShareDialog;
    private boolean canPresentShareDialogWithPhotos;
    private CallbackManager callbackManager;
    private ProfileTracker profileTracker;
    private ShareDialog shareDialog;
    private final FacebookCallback<Sharer.Result> shareCallback =
            new FacebookCallback<Sharer.Result>() {
                @Override
                public void onCancel() {
                    Log.d("HelloFacebook", "Отменено");
                }

                @Override
                public void onError(@NonNull FacebookException error) {
                    Log.d("HelloFacebook", String.format("Ошибка: %s", error.toString()));
                    String title = getString(R.string.error);
                    String alertMessage = error.getMessage();
                    showResult(title, alertMessage);
                }

                @Override
                public void onSuccess(@NonNull Sharer.Result result) {
                    Log.d("HelloFacebook", "Всё ок!");
                    if (result.getPostId() != null) {
                        String title = getString(R.string.success);
                        String id = result.getPostId();
                        String alertMessage = getString(R.string.successfully_posted_post, id);
                        showResult(title, alertMessage);
                    }
                }

                private void showResult(String title, String alertMessage) {
                    new AlertDialog.Builder(MainActivity.this)
                            .setTitle(title)
                            .setMessage(alertMessage)
                            .setPositiveButton(R.string.ok, null)
                            .show();
                }
            };

    private enum PendingAction {
        NONE,
        POST_PHOTO,
        POST_STATUS_UPDATE
    }

    private static final int PICK_IMAGE_REQUEST = 1;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        callbackManager = CallbackManager.Factory.create();

        LoginManager.getInstance()
                .registerCallback(
                        callbackManager,
                        new FacebookCallback<LoginResult>() {
                            @Override
                            public void onSuccess(@NonNull LoginResult loginResult) {
                                handlePendingAction();
                                updateUI();
                            }

                            @Override
                            public void onCancel() {
                                if (pendingAction != PendingAction.NONE) {
                                    showAlert();
                                    pendingAction = PendingAction.NONE;
                                }
                                updateUI();
                            }

                            @Override
                            public void onError(@NonNull FacebookException exception) {
                                if (pendingAction != PendingAction.NONE
                                        && exception instanceof FacebookAuthorizationException) {
                                    showAlert();
                                    pendingAction = PendingAction.NONE;
                                }
                                updateUI();
                            }

                            private void showAlert() {
                                new AlertDialog.Builder(MainActivity.this)
                                        .setTitle(R.string.cancelled)
                                        .setMessage(R.string.permission_not_granted)
                                        .setPositiveButton(R.string.ok, null)
                                        .show();
                            }
                        });

        shareDialog = new ShareDialog(this);
        shareDialog.registerCallback(callbackManager, shareCallback);

        if (savedInstanceState != null) {
            String name = savedInstanceState.getString(PENDING_ACTION_BUNDLE_KEY);
            pendingAction = PendingAction.valueOf(name);
        }

        setContentView(R.layout.activity_main);

        profileTracker = new ProfileTracker() {
                    @Override
                    protected void onCurrentProfileChanged(Profile oldProfile, Profile currentProfile) {
                        updateUI();
                        handlePendingAction();
                    }
                };

        profilePictureView = findViewById(R.id.profilePicture);
        greeting = findViewById(R.id.greeting);

        postStatusUpdateButton = findViewById(R.id.postStatusUpdateButton);
        postStatusUpdateButton.setOnClickListener(
                view -> onClickPostStatusUpdate());

        postPhotoButton = findViewById(R.id.postPhotoButton);
        postPhotoButton.setOnClickListener(
                view -> onClickPostPhoto());

        canPresentShareDialog = ShareDialog.canShow(ShareLinkContent.class);
        canPresentShareDialogWithPhotos = ShareDialog.canShow(SharePhotoContent.class);
    }

    @Override
    protected void onResume() {
        super.onResume();
        updateUI();
    }

    @Override
    protected void onSaveInstanceState(@NonNull Bundle outState) {
        super.onSaveInstanceState(outState);
        outState.putString(PENDING_ACTION_BUNDLE_KEY, pendingAction.name());
    }

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

        // обработка результатов выбора изображения
        if (requestCode == PICK_IMAGE_REQUEST && resultCode == RESULT_OK && data != null && data.getData() != null) {
            Uri selectedImageUri = data.getData();
            postSelectedPhoto(selectedImageUri);
        }
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        profileTracker.stopTracking();
        LoginManager.getInstance().unregisterCallback(callbackManager);
    }

    private void updateUI() {
        boolean enableButtons = AccessToken.isCurrentAccessTokenActive();

        postStatusUpdateButton.setEnabled(enableButtons || canPresentShareDialog);
        postPhotoButton.setEnabled(enableButtons || canPresentShareDialogWithPhotos);

        Profile profile = Profile.getCurrentProfile();
        if (enableButtons && profile != null) {
            profilePictureView.setProfileId(profile.getId());
            greeting.setText(getString(R.string.hello_user, profile.getFirstName()));
        } else {
            profilePictureView.setProfileId(null);
            greeting.setText(null);
        }
    }

    private void handlePendingAction() {
        PendingAction previouslyPendingAction = pendingAction;
        pendingAction = PendingAction.NONE;

        switch (previouslyPendingAction) {
            case NONE:
                break;
            case POST_PHOTO:
                postPhoto();
                break;
            case POST_STATUS_UPDATE:
                postStatusUpdate();
                break;
        }
    }

    private void onClickPostStatusUpdate() {
        performPublish(canPresentShareDialog);
    }

    private void postStatusUpdate() {
        Profile profile = Profile.getCurrentProfile();
        ShareLinkContent linkContent =
                new ShareLinkContent.Builder()
                        .setContentUrl(Uri.parse("https://www.google.com/"))
                        .build();
        if (canPresentShareDialog) {
            shareDialog.show(linkContent);
        } else if (profile != null && hasPublishPermission()) {
            ShareApi.share(linkContent, shareCallback);
        } else {
            pendingAction = PendingAction.POST_STATUS_UPDATE;
        }
    }

    private void onClickPostPhoto() {
        // интент для выбора изображения из галереи
        Intent intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
        startActivityForResult(intent, PICK_IMAGE_REQUEST);
    }

    private void postPhoto() {
        Intent photoPickerIntent = new Intent(Intent.ACTION_PICK);
        photoPickerIntent.setType("image/*");
        startActivityForResult(photoPickerIntent, PICK_IMAGE_REQUEST);
    }

    private void postSelectedPhoto(Uri selectedImageUri) {
        SharePhoto sharePhoto = new SharePhoto.Builder()
                .setImageUrl(selectedImageUri)
                .setCaption("Your photo caption")
                .build();

        SharePhotoContent sharePhotoContent = new SharePhotoContent.Builder()
                .addPhoto(sharePhoto)
                .build();

        ShareDialog.show(this, sharePhotoContent);
    }

    private boolean hasPublishPermission() {
        return AccessToken.isCurrentAccessTokenActive()
                && AccessToken.getCurrentAccessToken().getPermissions().contains("publish_actions");
    }

    private void performPublish(boolean allowNoToken) {
        if (AccessToken.isCurrentAccessTokenActive() || allowNoToken) {
            pendingAction = PendingAction.POST_STATUS_UPDATE;
            handlePendingAction();
        }
    }

    private void showResult(String title, String alertMessage) {
        new AlertDialog.Builder(MainActivity.this)
                .setTitle(title)
                .setMessage(alertMessage)
                .setPositiveButton(R.string.ok, null)
                .show();
    }
}

================================================================================================================

HelloFacebookBroadcastReceiver.kt:

package com.sunmeat.facebook

import android.os.Bundle
import android.util.Log
import com.facebook.FacebookBroadcastReceiver

// пример показывает, как можно поставить обработчик длительных операций вроде загрузки фото
class HelloFacebookBroadcastReceiver: FacebookBroadcastReceiver() {
    override fun onSuccessfulAppCall(appCallId: String, action: String, extras: Bundle) {
        Log.d("HelloFacebook", "Фото по запросу # $appCallId загружено.")
    }

    override fun onFailedAppCall(appCallId: String, action: String, extras: Bundle) {
        Log.d("HelloFacebook", "Фото по запросу # $appCallId НЕ загружено.")
    }
}

================================================================================================================

res \ drawable: нужна картинка icon.png

================================================================================================================

activity_main.xml:

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:facebook="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#FFF"
    android:orientation="vertical"
    android:paddingLeft="16dp"
    android:paddingTop="16dp"
    android:paddingRight="16dp"
    android:paddingBottom="16dp">

    <LinearLayout
        android:id="@+id/main_ui_container"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="#FFF"
        android:orientation="vertical">

        <com.facebook.login.widget.LoginButton
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="5dp"
            facebook:com_facebook_confirm_logout="false"
            facebook:com_facebook_tooltip_mode="never_display" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_gravity="center_horizontal"
            android:gravity="center_horizontal"
            android:orientation="vertical">

            <TextView
                android:id="@+id/greeting"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_marginStart="10dp"
                android:textColor="#333"
                android:textSize="18sp" />

            <com.facebook.login.widget.ProfilePictureView
                android:id="@+id/profilePicture"
                android:layout_width="match_parent"
                android:layout_height="300dp"
                android:layout_marginBottom="10dp"
                android:gravity="center_horizontal"
                facebook:com_facebook_preset_size="normal" />

            <Button
                android:id="@+id/postStatusUpdateButton"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/button1_text" />

            <Button
                android:id="@+id/postPhotoButton"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/button2_text" />

        </LinearLayout>
    </LinearLayout>

</LinearLayout>

================================================================================================================

res \ values \ strings.xml:

<resources>
    <string name="app_name">Интеграция с Facebook</string>
    <string name="app_id">249524008095035</string>
    <string name="facebook_app_id">249524008095035</string>
    <string name="fb_login_protocol_scheme">fb249524008095035</string>
    <string name="facebook_client_token">eaa3b9554598c8ee8969821c52769535</string>
    <string name="facebook_app_name">WallPosting</string>
    <string name="cancelled">Отменено</string>
    <string name="permission_not_granted">Невозможно выполнить выбранное действие, поскольку разрешения не были предоставлены.</string>
    <string name="ok">OK</string>
    <string name="hello_user">Привет, %1$s!</string>
    <string name="success">Всё ОК</string>
    <string name="successfully_posted_post">Айди поста: %1$s</string>
    <string name="error">Упс...</string>
    <string name="status_update">Обновление статуса для %1$s в %2$s</string>
    <string name="photo_post">Фото пост</string>
    <string name="you_picked">Вы выбрали:</string>
    <string name="no_friends_selected">&lt;Не выбраны друзья&gt;</string>
    <string name="no_place_selected">&lt;Не выбрано место&gt;</string>
    <string name="pick_seattle_place">Выберите место</string>
    <string name="exception">Исключение: %1$s</string>
    <string name="successfully_posted_photo">Ок</string>
    <string name="button2_text">Выложить фото на стену</string>
    <string name="button1_text">Выложить текст на стену</string>
</resources>

================================================================================================================

res \ values \ themes.xml:

<resources>
    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <style name="AppTheme.NoActionBar">
        <item name="windowActionBar">false</item>
        <item name="windowNoTitle">true</item>
    </style>

    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />

    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />

</resources>

================================================================================================================

build.gradle.kts (Module:app):

plugins {
    id("com.android.application")
}

android {
    namespace = "com.sunmeat.facebook"
    compileSdk = 34

    defaultConfig {
        applicationId = "com.sunmeat.facebook"
        minSdk = 26
        targetSdk = 34
        versionCode = 1
        versionName = "1.0"
    }

...
}

repositories {
    maven { url = uri("https://jitpack.io") }
    mavenCentral()
}

dependencies {
   ...
    implementation ("com.facebook.android:facebook-android-sdk:12.3.0") // на момент написания примера, свежайшая версия 16.0.0
}
	AndroidManifest.xml:

	<?xml version="1.0" encoding="utf-8"?>
	<manifest xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:tools="http://schemas.android.com/tools">
	...
	<uses-permission android:name="android.permission.INTERNET" />
	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
	<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
	...
	<application
	...
	android:theme="@android:style/Theme.NoTitleBar"
	tools:targetApi="31">

	<activity
	android:name=".MainActivity"
	android:exported="true"
	android:windowSoftInputMode="adjustResize">
	<intent-filter>
	<action android:name="android.intent.action.MAIN" />
	<category android:name="android.intent.category.LAUNCHER" />
	</intent-filter>
	</activity>
	<activity
	android:name="com.facebook.CustomTabActivity"
	android:exported="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="@string/fb_login_protocol_scheme" />
	</intent-filter>
	</activity>

	<meta-data
	android:name="com.facebook.sdk.ApplicationId"
	android:value="@string/app_id" />
	<meta-data
	android:name="com.facebook.sdk.ApplicationName"
	android:value="@string/facebook_app_name" />

	<provider
	android:name="com.facebook.FacebookContentProvider"
	android:authorities="com.facebook.app.FacebookContentProvider355198514515820"
	android:exported="false" />
	<receiver
	android:name="com.sunmeat.facebook.HelloFacebookBroadcastReceiver"
	android:exported="false" />
	</application>
	</manifest>

	================================================================================================================

	MainActivity.java:

	package com.sunmeat.facebook;

	import android.app.AlertDialog;
	import android.content.Intent;
	import android.net.Uri;
	import android.os.Bundle;
	import android.util.Log;
	import android.widget.Button;
	import android.widget.TextView;
	import androidx.annotation.NonNull;
	import androidx.fragment.app.FragmentActivity;
	import com.facebook.AccessToken;
	import com.facebook.CallbackManager;
	import com.facebook.FacebookAuthorizationException;
	import com.facebook.FacebookCallback;
	import com.facebook.FacebookException;
	import com.facebook.Profile;
	import com.facebook.ProfileTracker;
	import com.facebook.login.LoginManager;
	import com.facebook.login.LoginResult;
	import com.facebook.login.widget.ProfilePictureView;
	import com.facebook.share.ShareApi;
	import com.facebook.share.Sharer;
	import com.facebook.share.model.ShareLinkContent;
	import com.facebook.share.model.SharePhoto;
	import com.facebook.share.model.SharePhotoContent;
	import com.facebook.share.widget.ShareDialog;

	public class MainActivity extends FragmentActivity {

	private final String PENDING_ACTION_BUNDLE_KEY = "com.sunmeat.facebook:PendingAction";

	private Button postStatusUpdateButton;
	private Button postPhotoButton;
	private ProfilePictureView profilePictureView;
	private TextView greeting;
	private PendingAction pendingAction = PendingAction.NONE;
	private boolean canPresentShareDialog;
	private boolean canPresentShareDialogWithPhotos;
	private CallbackManager callbackManager;
	private ProfileTracker profileTracker;
	private ShareDialog shareDialog;
	private final FacebookCallback<Sharer.Result> shareCallback =
	new FacebookCallback<Sharer.Result>() {
	@Override
	public void onCancel() {
	Log.d("HelloFacebook", "Отменено");
	}

	@Override
	public void onError(@NonNull FacebookException error) {
	Log.d("HelloFacebook", String.format("Ошибка: %s", error.toString()));
	String title = getString(R.string.error);
	String alertMessage = error.getMessage();
	showResult(title, alertMessage);
	}

	@Override
	public void onSuccess(@NonNull Sharer.Result result) {
	Log.d("HelloFacebook", "Всё ок!");
	if (result.getPostId() != null) {
	String title = getString(R.string.success);
	String id = result.getPostId();
	String alertMessage = getString(R.string.successfully_posted_post, id);
	showResult(title, alertMessage);
	}
	}

	private void showResult(String title, String alertMessage) {
	new AlertDialog.Builder(MainActivity.this)
	.setTitle(title)
	.setMessage(alertMessage)
	.setPositiveButton(R.string.ok, null)
	.show();
	}
	};

	private enum PendingAction {
	NONE,
	POST_PHOTO,
	POST_STATUS_UPDATE
	}

	private static final int PICK_IMAGE_REQUEST = 1;

	@Override
	public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	callbackManager = CallbackManager.Factory.create();

	LoginManager.getInstance()
	.registerCallback(
	callbackManager,
	new FacebookCallback<LoginResult>() {
	@Override
	public void onSuccess(@NonNull LoginResult loginResult) {
	handlePendingAction();
	updateUI();
	}

	@Override
	public void onCancel() {
	if (pendingAction != PendingAction.NONE) {
	showAlert();
	pendingAction = PendingAction.NONE;
	}
	updateUI();
	}

	@Override
	public void onError(@NonNull FacebookException exception) {
	if (pendingAction != PendingAction.NONE
	&& exception instanceof FacebookAuthorizationException) {
	showAlert();
	pendingAction = PendingAction.NONE;
	}
	updateUI();
	}

	private void showAlert() {
	new AlertDialog.Builder(MainActivity.this)
	.setTitle(R.string.cancelled)
	.setMessage(R.string.permission_not_granted)
	.setPositiveButton(R.string.ok, null)
	.show();
	}
	});

	shareDialog = new ShareDialog(this);
	shareDialog.registerCallback(callbackManager, shareCallback);

	if (savedInstanceState != null) {
	String name = savedInstanceState.getString(PENDING_ACTION_BUNDLE_KEY);
	pendingAction = PendingAction.valueOf(name);
	}

	setContentView(R.layout.activity_main);

	profileTracker = new ProfileTracker() {
	@Override
	protected void onCurrentProfileChanged(Profile oldProfile, Profile currentProfile) {
	updateUI();
	handlePendingAction();
	}
	};

	profilePictureView = findViewById(R.id.profilePicture);
	greeting = findViewById(R.id.greeting);

	postStatusUpdateButton = findViewById(R.id.postStatusUpdateButton);
	postStatusUpdateButton.setOnClickListener(
	view -> onClickPostStatusUpdate());

	postPhotoButton = findViewById(R.id.postPhotoButton);
	postPhotoButton.setOnClickListener(
	view -> onClickPostPhoto());

	canPresentShareDialog = ShareDialog.canShow(ShareLinkContent.class);
	canPresentShareDialogWithPhotos = ShareDialog.canShow(SharePhotoContent.class);
	}

	@Override
	protected void onResume() {
	super.onResume();
	updateUI();
	}

	@Override
	protected void onSaveInstanceState(@NonNull Bundle outState) {
	super.onSaveInstanceState(outState);
	outState.putString(PENDING_ACTION_BUNDLE_KEY, pendingAction.name());
	}

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

	// обработка результатов выбора изображения
	if (requestCode == PICK_IMAGE_REQUEST && resultCode == RESULT_OK && data != null && data.getData() != null) {
	Uri selectedImageUri = data.getData();
	postSelectedPhoto(selectedImageUri);
	}
	}

	@Override
	protected void onDestroy() {
	super.onDestroy();
	profileTracker.stopTracking();
	LoginManager.getInstance().unregisterCallback(callbackManager);
	}

	private void updateUI() {
	boolean enableButtons = AccessToken.isCurrentAccessTokenActive();

	postStatusUpdateButton.setEnabled(enableButtons \|\| canPresentShareDialog);
	postPhotoButton.setEnabled(enableButtons \|\| canPresentShareDialogWithPhotos);

	Profile profile = Profile.getCurrentProfile();
	if (enableButtons && profile != null) {
	profilePictureView.setProfileId(profile.getId());
	greeting.setText(getString(R.string.hello_user, profile.getFirstName()));
	} else {
	profilePictureView.setProfileId(null);
	greeting.setText(null);
	}
	}

	private void handlePendingAction() {
	PendingAction previouslyPendingAction = pendingAction;
	pendingAction = PendingAction.NONE;

	switch (previouslyPendingAction) {
	case NONE:
	break;
	case POST_PHOTO:
	postPhoto();
	break;
	case POST_STATUS_UPDATE:
	postStatusUpdate();
	break;
	}
	}

	private void onClickPostStatusUpdate() {
	performPublish(canPresentShareDialog);
	}

	private void postStatusUpdate() {
	Profile profile = Profile.getCurrentProfile();
	ShareLinkContent linkContent =
	new ShareLinkContent.Builder()
	.setContentUrl(Uri.parse("https://www.google.com/"))
	.build();
	if (canPresentShareDialog) {
	shareDialog.show(linkContent);
	} else if (profile != null && hasPublishPermission()) {
	ShareApi.share(linkContent, shareCallback);
	} else {
	pendingAction = PendingAction.POST_STATUS_UPDATE;
	}
	}

	private void onClickPostPhoto() {
	// интент для выбора изображения из галереи
	Intent intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
	startActivityForResult(intent, PICK_IMAGE_REQUEST);
	}

	private void postPhoto() {
	Intent photoPickerIntent = new Intent(Intent.ACTION_PICK);
	photoPickerIntent.setType("image/*");
	startActivityForResult(photoPickerIntent, PICK_IMAGE_REQUEST);
	}

	private void postSelectedPhoto(Uri selectedImageUri) {
	SharePhoto sharePhoto = new SharePhoto.Builder()
	.setImageUrl(selectedImageUri)
	.setCaption("Your photo caption")
	.build();

	SharePhotoContent sharePhotoContent = new SharePhotoContent.Builder()
	.addPhoto(sharePhoto)
	.build();

	ShareDialog.show(this, sharePhotoContent);
	}

	private boolean hasPublishPermission() {
	return AccessToken.isCurrentAccessTokenActive()
	&& AccessToken.getCurrentAccessToken().getPermissions().contains("publish_actions");
	}

	private void performPublish(boolean allowNoToken) {
	if (AccessToken.isCurrentAccessTokenActive() \|\| allowNoToken) {
	pendingAction = PendingAction.POST_STATUS_UPDATE;
	handlePendingAction();
	}
	}

	private void showResult(String title, String alertMessage) {
	new AlertDialog.Builder(MainActivity.this)
	.setTitle(title)
	.setMessage(alertMessage)
	.setPositiveButton(R.string.ok, null)
	.show();
	}
	}

	================================================================================================================

	HelloFacebookBroadcastReceiver.kt:

	package com.sunmeat.facebook

	import android.os.Bundle
	import android.util.Log
	import com.facebook.FacebookBroadcastReceiver

	// пример показывает, как можно поставить обработчик длительных операций вроде загрузки фото
	class HelloFacebookBroadcastReceiver: FacebookBroadcastReceiver() {
	override fun onSuccessfulAppCall(appCallId: String, action: String, extras: Bundle) {
	Log.d("HelloFacebook", "Фото по запросу # $appCallId загружено.")
	}

	override fun onFailedAppCall(appCallId: String, action: String, extras: Bundle) {
	Log.d("HelloFacebook", "Фото по запросу # $appCallId НЕ загружено.")
	}
	}

	================================================================================================================

	res \ drawable: нужна картинка icon.png

	================================================================================================================

	activity_main.xml:

	<?xml version="1.0" encoding="utf-8"?>

	<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	xmlns:facebook="http://schemas.android.com/apk/res-auto"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:background="#FFF"
	android:orientation="vertical"
	android:paddingLeft="16dp"
	android:paddingTop="16dp"
	android:paddingRight="16dp"
	android:paddingBottom="16dp">

	<LinearLayout
	android:id="@+id/main_ui_container"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:background="#FFF"
	android:orientation="vertical">

	<com.facebook.login.widget.LoginButton
	android:layout_width="wrap_content"
	android:layout_height="wrap_content"
	android:layout_gravity="center_horizontal"
	android:layout_marginTop="5dp"
	facebook:com_facebook_confirm_logout="false"
	facebook:com_facebook_tooltip_mode="never_display" />

	<LinearLayout
	android:layout_width="match_parent"
	android:layout_height="wrap_content"
	android:layout_gravity="center_horizontal"
	android:gravity="center_horizontal"
	android:orientation="vertical">

	<TextView
	android:id="@+id/greeting"
	android:layout_width="wrap_content"
	android:layout_height="wrap_content"
	android:layout_gravity="center"
	android:layout_marginStart="10dp"
	android:textColor="#333"
	android:textSize="18sp" />

	<com.facebook.login.widget.ProfilePictureView
	android:id="@+id/profilePicture"
	android:layout_width="match_parent"
	android:layout_height="300dp"
	android:layout_marginBottom="10dp"
	android:gravity="center_horizontal"
	facebook:com_facebook_preset_size="normal" />

	<Button
	android:id="@+id/postStatusUpdateButton"
	android:layout_width="match_parent"
	android:layout_height="wrap_content"
	android:text="@string/button1_text" />

	<Button
	android:id="@+id/postPhotoButton"
	android:layout_width="match_parent"
	android:layout_height="wrap_content"
	android:text="@string/button2_text" />

	</LinearLayout>
	</LinearLayout>

	</LinearLayout>

	================================================================================================================

	res \ values \ strings.xml:

	<resources>
	<string name="app_name">Интеграция с Facebook</string>
	<string name="app_id">249524008095035</string>
	<string name="facebook_app_id">249524008095035</string>
	<string name="fb_login_protocol_scheme">fb249524008095035</string>
	<string name="facebook_client_token">eaa3b9554598c8ee8969821c52769535</string>
	<string name="facebook_app_name">WallPosting</string>
	<string name="cancelled">Отменено</string>
	<string name="permission_not_granted">Невозможно выполнить выбранное действие, поскольку разрешения не были предоставлены.</string>
	<string name="ok">OK</string>
	<string name="hello_user">Привет, %1$s!</string>
	<string name="success">Всё ОК</string>
	<string name="successfully_posted_post">Айди поста: %1$s</string>
	<string name="error">Упс...</string>
	<string name="status_update">Обновление статуса для %1$s в %2$s</string>
	<string name="photo_post">Фото пост</string>
	<string name="you_picked">Вы выбрали:</string>
	<string name="no_friends_selected"><Не выбраны друзья></string>
	<string name="no_place_selected"><Не выбрано место></string>
	<string name="pick_seattle_place">Выберите место</string>
	<string name="exception">Исключение: %1$s</string>
	<string name="successfully_posted_photo">Ок</string>
	<string name="button2_text">Выложить фото на стену</string>
	<string name="button1_text">Выложить текст на стену</string>
	</resources>

	================================================================================================================

	res \ values \ themes.xml:

	<resources>
	<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
	<item name="colorPrimary">@color/colorPrimary</item>
	<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
	<item name="colorAccent">@color/colorAccent</item>
	</style>

	<style name="AppTheme.NoActionBar">
	<item name="windowActionBar">false</item>
	<item name="windowNoTitle">true</item>
	</style>

	<style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />

	<style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />

	</resources>

	================================================================================================================

	build.gradle.kts (Module:app):

	plugins {
	id("com.android.application")
	}

	android {
	namespace = "com.sunmeat.facebook"
	compileSdk = 34

	defaultConfig {
	applicationId = "com.sunmeat.facebook"
	minSdk = 26
	targetSdk = 34
	versionCode = 1
	versionName = "1.0"
	}

	...
	}

	repositories {
	maven { url = uri("https://jitpack.io") }
	mavenCentral()
	}

	dependencies {
	...
	implementation ("com.facebook.android:facebook-android-sdk:12.3.0") // на момент написания примера, свежайшая версия 16.0.0
	}