I want to add the title of the group of items of the submenu. I don't want to use the submenus which are hidden and open on its click, I want to implement a title of the group of menu items. So now my menu looks like this:
But I want to implement it like this:
Now my XML seems like this, but it's using a nested submenus:
<?xml version="1.0" encoding="utf-8"?>
<menu
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
>
<group
android:id="@+id/group_1"
android:checkableBehavior="single"
>
<item
android:id="@+id/apps_sort_title"
android:title="@string/apps_sort_title"
app:showAsAction="ifRoom"
/>
<item
android:id="@+id/apps_sort_date"
android:title="@string/apps_sort_date"
app:showAsAction="ifRoom"
/>
<item
android:id="@+id/apps_sort_size"
android:title="@string/apps_sort_size"
app:showAsAction="ifRoom"
/>
</group>
<item android:title="@string/title_order">
<menu>
<group
android:id="@+id/group_2"
android:checkableBehavior="single"
>
<item
android:id="@+id/apps_sort_asc"
android:title="@string/sort_asc"
app:showAsAction="ifRoom"
/>
<item
android:id="@+id/apps_sort_desc"
android:title="@string/sort_desc"
app:showAsAction="ifRoom"
/>
</group>
</menu>
</item>
</menu>
Thanks in advance!

