How to remove Icon menu in Title bar

Hi G.D.G

I have select a skin for my project,In its title bar it can shows my program icon or the own skin icon, When user click on it a submenu will be opened with some actions like : “Minimize” “Close” “Minimize to Tray” etc.
I want to remove this submenu, I want my icon without any effect,Is there any way to remove this submenu?

See Picture attached for understanding my meaning


Please Guide Me in Step By Step Mode

Sorry but you can’t disable that menu without removing the icon.