After more than a year of commuting on my trusty trekking bike with flat handle bar and front lockable suspension, I've been thinking of changing over to drop bars. Have any of you actually done this with front suspension, and with what kind of results concerning handling?

This isn't so much a mechanical question as it is on how practical a change like this would be... (here's a close up of the type of stem that's on my bike now, and which I believe shouldn't pose a problem fitting drop bars to):