There's an app called

I tried creating a floating panel which utilizes NSPanel (adapted from I know I can create a new window in full screen mode and achieve a similar result, however I want to draw this overlay directly on top of the screen without entering full screen mode. How can I achieve this result in the way the Intermission app does it?

CodePudding user response：

I figured it out! The trick is to set NSWindow.Level to .popUpMenu. This allows it to appear above the menubar and dock.