Hello,
To Be concise:

Why:

I´m doing a anti-cheat to a game and this game have a launcher, but after laucher open the game process someone can close the launcher and modify the game.

I Need:

To protect the game my launcher can´t be closed. If someone close it the game must be closed to.

..........

I tried with setparent, but the game is fullscreen.


(sorry by English)