facebook-android-wrapper/src/com/facebook/unity/BaseActivity.java

/**
 * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
 *
 * You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
 * copy, modify, and distribute this software in source code or binary form for use
 * in connection with the web services and APIs provided by Facebook.
 *
 * As with any software that integrates with the Facebook platform, your use of
 * this software is subject to the Facebook Developer Principles and Policies
 * [http://developers.facebook.com/policy/]. This copyright notice shall be
 * included in all copies or substantial portions of the software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.facebook.unity;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;

import com.facebook.CallbackManager;
import com.facebook.FacebookSdk;

public abstract class BaseActivity extends Activity {
    public static final String ACTIVITY_PARAMS = "activity_params";
    protected CallbackManager mCallbackManager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mCallbackManager = CallbackManager.Factory.create();

        // During a share or other activity switch this activity may be destroyed.
        // The UnityActivity will also get killed and the developers game will need to restart and
        // the callback won't be registered. But to avoid throwing an exception initialize the sdk
        // to allow the callback to complete.
        if (!FacebookSdk.isInitialized()) {
            FacebookSdk.sdkInitialize(getApplicationContext());
        }
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        mCallbackManager.onActivityResult(requestCode, resultCode, data);
        finish();
    }
}