Minecraft Launcher Opening

The Minecraft Launcher Should Have A Button That Makes It So When You Click 'Quit Game' It Would Open The Launcher For Example, Say I'm Switching Versions I Wouldn't Want To Click 'Quit Game' Then Reload The Launcher Then Click Play. There Should Be A Option In The Settings That Makes It So The Launcher Re-opens When You Close Minecraft (By Alt+F4 or anything that can close mc)