protected void setDescription(@StringRes int textId) {
        // Set the text and background color
        TextView description = (TextView) findViewById(R.id.description);
        if (description != null) {
            description.setText(textId);
        }
    }
Set the description text if a TextView with the id <code>description</code> is available.
MultiWindowPlayground/Application/src/main/java/com/android/multiwindowplayground/activities/LoggingActivity.java