Triggers collection members must be of type EventTrigger

Question

I\'ve created a UserControl, similar to the following:

Answer 1

Managed to figure it out. Forgot that DataTriggers are meant for Style, ControlTemplate and DataTemplate per the MSDN Docs.

Solution was to use an EventTrigger as the error message indicated. My solution was the following:

Going to hold off marking this as the answer in case someone else has another solution.