TYPO3 Extension seminars – change pagetitle in singleview

I have recently configured and adapated the TYPO3 extension seminars succesfully.
Quite good extension. Like it. Maybe we could adpated to extbase and fluid someday.
Anyway. What i missed: The pagetitle doesn´t change in singleview or at least i couldn´t find a typoscript setting for that.
But luckily seminars has some hooks for the different views.
So i hooked into the single view and came up with the following solution: