How do you make the negative of a event?

[Burrito997]

I'm trying to make a plane i drew switch between 2 frames , one from being standstill, and the other being shooting. I want to make it where in the event editor instead of upon pressing"key" it says something like, when "key" is not pressed, How do i make it negative like that?

[ProdigyX]

Right click the condition and press "Negate"