I'm trying to obtain this result with the navigationView. I would like to have a submenu like "le mie app e i miei giochi" in the picture.
This is my code:
<group android:checkableBehavior="single">
<item
android:id="@+id/nav_museum"
android:title="@string/museum"
android:icon="@drawable/ic_museum"/>
<item
android:id="@+id/nav_floor"
android:title="@string/museum"/>
<item
android:id="@+id/nav_opere"
android:title="@string/opere"
android:icon="@drawable/ic_paintings"/>
<item
android:id="@+id/nav_autori"
android:title="@string/museum"
android:icon="@drawable/ic_author"/>
<item
android:id="@+id/nav_collections"
android:title="@string/museum"
android:icon="@mipmap/ic_photolibrary"/>
<item
android:id="@+id/nav_events"
android:title="@string/museum"
android:icon="@drawable/ic_event"/>
<item
android:id="@+id/nav_scan"
android:title="@string/museum"
android:icon="@drawable/ic_scan"/>
<item
android:id="@+id/nav_favs"
android:title="@string/museum"
android:icon="@mipmap/ic_full_star"/>
<item
android:id="@+id/nav_info"
android:title="@string/museum"
android:icon="@drawable/ic_info"/>
</group>