Displaying custom notifications for Android Wear

NotificationTest.java

package com.makario.wearplay;

import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;

public class NotificationTest extends Activity {

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

        // First, create your custom notification activity as directed
        // in the documentation. Create a PendingIntent for it.
        Intent notificationIntent = new Intent(this, MainNotification.class);
        PendingIntent notificationPendingIntent = PendingIntent.getActivity(this, 0, notificationIntent,
                PendingIntent.FLAG_UPDATE_CURRENT);

        // Here's where the magic lies: Use various Spans to create
        // custom peeking notifications. Notification.WearableExtender#setContentIcon
        // will also allow you to set an icon on inside of the card.
        String title = "Viola!";
        Spannable customTitle = new SpannableString(title);
        customTitle.setSpan(new RelativeSizeSpan(1.8f), 0, title.length(), 0);
        customTitle.setSpan(new ForegroundColorSpan(0xff83ae7b), 0, title.length(), 0);

        Notification notificationBuilder = new Notification.Builder(this)
                        .setSmallIcon(R.drawable.ic_launcher)       // you have to include this
                        .setContentTitle(customTitle)               // you can do the same for #setContentText()
                .extend(new Notification.WearableExtender()
                        .setDisplayIntent(notificationPendingIntent)
                        .setContentIcon(R.drawable.ic_launcher)     // see also #setContentIconGravity()
                        .setHintHideIcon(true)                      // use this if you want to hide that small icon
                        .setCustomSizePreset(Notification.WearableExtender.SIZE_XSMALL))
                .build();

        NotificationManager notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
        notificationManager.notify(0, notificationBuilder);

        finish();
    }
}

Hi!

I have two questions :

• Does this Activity runs on Wearable or handheld device ?
• Do you confirm that the title of that notification show up with a size of 1.8f on the wearable device ?