أضافة خدمة Google Analytics إلى تطبيقك الأندرويد برمجياً

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:clipToPadding="false">


    <Button android:id="@+id/btnSecondScreen"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/btn_second_screen"
        android:textAllCaps="false"
        android:paddingLeft="15dp"
        android:paddingRight="15dp"
        android:textColor="#fffeff"
        android:textSize="30sp"
        android:background="#04468c"
        android:layout_gravity="center_horizontal"
        android:layout_centerVertical="true"
        android:layout_centerHorizontal="true" />

</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
  >

</RelativeLayout>

public class AnalyticsTrackers {
    public enum Target {
        APP,
        // Add more trackers here if you need, and update the code in #get(Target) below
    }

    private static AnalyticsTrackers sInstance;

    public static synchronized void initialize(Context context) {
        if (sInstance != null) {
            throw new IllegalStateException("Extra call to initialize analytics trackers");
        }

        sInstance = new AnalyticsTrackers(context);
    }

    public static synchronized AnalyticsTrackers getInstance() {
        if (sInstance == null) {
            throw new IllegalStateException("Call initialize() before getInstance()");
        }

        return sInstance;
    }

    private final Map<Target, Tracker> mTrackers = new HashMap<Target, Tracker>();
    private final Context mContext;

    /**
     * Don't instantiate directly - use {@link #getInstance()} instead.
     */
    private AnalyticsTrackers(Context context) {
        mContext = context.getApplicationContext();
    }

    public synchronized Tracker get(Target target) {
        if (!mTrackers.containsKey(target)) {
            Tracker tracker;
            switch (target) {
                case APP:
                    tracker = GoogleAnalytics.getInstance(mContext).newTracker(R.xml.app_tracker);
                    break;
                default:
                    throw new IllegalArgumentException("Unhandled analytics target " + target);
            }
            mTrackers.put(target, tracker);
        }

        return mTrackers.get(target);
    }
}

public class MainActivity extends AppCompatActivity {
    private static String TAG = MainActivity.class.getSimpleName();
    private static MainActivity mInstance;
    private Button btnSecondScreen;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btnSecondScreen = (Button) findViewById(R.id.btnSecondScreen);
        mInstance = this;
        getSupportActionBar().setDisplayShowHomeEnabled(true);
        AnalyticsTrackers.initialize(this);
        AnalyticsTrackers.getInstance().get(AnalyticsTrackers.Target.APP);
        /**
         * زر الأنتقال إلى اللياوت الثانية
         */
        btnSecondScreen.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Intent intent = new Intent(MainActivity.this, SecondActivity.class);
                startActivity(intent);
            }
        });
    }

    public static synchronized MainActivity getInstance() {
        return mInstance;
    }

    public synchronized Tracker getGoogleAnalyticsTracker() {
        AnalyticsTrackers analyticsTrackers = AnalyticsTrackers.getInstance();
        return analyticsTrackers.get(AnalyticsTrackers.Target.APP);
    }

    /***
     * كود أسماء الصفحات
     * <p>
     * لكي تظهر في لوحة التحكم الخاصة بخدمة Google Analytics
     */
    public void trackScreenView(String screenName) {
        Tracker t = getGoogleAnalyticsTracker();

        // Set screen name.
        t.setScreenName(screenName);

        // Send a screen view.
        t.send(new HitBuilders.ScreenViewBuilder().build());

        GoogleAnalytics.getInstance(this).dispatchLocalHits();
    }


    public void trackException(Exception e) {
        if (e != null) {
            Tracker t = getGoogleAnalyticsTracker();

            t.send(new HitBuilders.ExceptionBuilder()
                            .setDescription(
                                    new StandardExceptionParser(this, null)
                                            .getDescription(Thread.currentThread().getName(), e))
                            .setFatal(false)
                            .build()
            );
        }
    }

    /***
     * Tracking event
     *
     * @param category event category
     * @param action   action of the event
     * @param label    label
     */
    public void trackEvent(String category, String action, String label) {
        Tracker t = getGoogleAnalyticsTracker();

        // Build and send an Event.
        t.send(new HitBuilders.EventBuilder().setCategory(category).setAction(action).setLabel(label).build());


    }
}

public class SecondActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_second);
    }
}