Dexot & Video Projector

[netfa]

Hi,
I find this great app recently and i want to say thanks to0o its developers...
but i have a question,
in university i have a live presentation that i should design and publish slides to video projector during this presentation,
dexpot have this feature that i can edit and design slides in one of its desktops and at same time it show other desktop over video projector??
and after edit i can switch my current desktop to projector and continue editing over other desktop?

i will be thank i you users and developers answer me,
thanks