How to bring NSWindow to front and to the current Space?

Question

I\'m using this code to bring up my window:

[self.window makeKeyAndOrderFront:self];
[self.window setOrderedIndex:0];

But often it will be

Answer 1

But how to move the app to the user's current Space?

You don't. Spaces hold windows, not applications. (That's why the collectionBehavior property is on NSWindow, not NSApplication.)