Toolbar with one centered button and other align left

<android.support.v7.widget.Toolbar
            android:id="@+id/my_awesome_toolbar"
            android:layout_height="wrap_content"
            android:layout_width="match_parent"
            android:minHeight="?attr/actionBarSize"
            android:background="?attr/colorPrimary">

            <RelativeLayout  xmlns:android="http://schemas.android.com/apk/res/android"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content">

                <TextView
                    android:singleLine="true"
                    android:layout_alignParentLeft="true"
                    android:layout_alignParentStart="true"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/categories_actionbar_categories"
                    android:id="@+id/categories_actionbar_subtitle"
                    android:textColor="@color/welcome_toolbar_text"
                    android:textSize="18sp"/>

                <TextView
                    android:singleLine="true"
                    android:paddingRight="8dp"
                    android:paddingLeft="8dp"
                    android:layout_toRightOf="@+id/categories_actionbar_subtitle"
                    android:layout_toEndOf="@id/categories_actionbar_subtitle"
                    android:layout_centerInParent="true"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:text="@string/categories_actionbar_types"
                    android:textStyle="bold"
                    android:id="@+id/categories_actionbar_title"
                    android:textColor="@color/welcome_toolbar_text"
                    android:textSize="18sp"/>

            </RelativeLayout>

        </android.support.v7.widget.Toolbar>