OS X window levels

OS X Window Levels (10.10)

2015-01-16 10:09:00.037 WindowLevels[72050:11476115] 0 (kCGBaseWindowLevelKey) : -2147483648
2015-01-16 10:09:00.039 WindowLevels[72050:11476115] 1 (kCGMinimumWindowLevelKey) : -2147483643
2015-01-16 10:09:00.039 WindowLevels[72050:11476115] 2 (kCGDesktopWindowLevelKey) : -2147483623
2015-01-16 10:09:00.039 WindowLevels[72050:11476115] 3 (kCGBackstopMenuLevelKey) : -20
2015-01-16 10:09:00.039 WindowLevels[72050:11476115] 4 (kCGNormalWindowLevelKey) : 0
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 5 (kCGFloatingWindowLevelKey) : 3
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 6 (kCGTornOffMenuWindowLevelKey) : 3
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 7 (kCGDockWindowLevelKey) : 20
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 8 (kCGMainMenuWindowLevelKey) : 24
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 9 (kCGStatusWindowLevelKey) : 25
2015-01-16 10:09:00.040 WindowLevels[72050:11476115] 10 (kCGModalPanelWindowLevelKey) : 8
2015-01-16 10:09:00.041 WindowLevels[72050:11476115] 11 (kCGPopUpMenuWindowLevelKey) : 101
2015-01-16 10:09:00.041 WindowLevels[72050:11476115] 12 (kCGDraggingWindowLevelKey) : 500
2015-01-16 10:09:00.064 WindowLevels[72050:11476115] 13 (kCGScreenSaverWindowLevelKey) : 1000
2015-01-16 10:09:00.064 WindowLevels[72050:11476115] 14 (kCGMaximumWindowLevelKey) : 2147483631
2015-01-16 10:09:00.064 WindowLevels[72050:11476115] 15 (kCGOverlayWindowLevelKey) : 102
2015-01-16 10:09:00.064 WindowLevels[72050:11476115] 16 (kCGHelpWindowLevelKey) : 200
2015-01-16 10:09:00.065 WindowLevels[72050:11476115] 17 (kCGUtilityWindowLevelKey) : 19
2015-01-16 10:09:00.065 WindowLevels[72050:11476115] 18 (kCGDesktopIconWindowLevelKey) : -2147483603
2015-01-16 10:09:00.065 WindowLevels[72050:11476115] 19 (kCGCursorWindowLevelKey) : 2147483630
2015-01-16 10:09:00.065 WindowLevels[72050:11476115] 20 (kCGAssistiveTechHighWindowLevelKey) : 1500

Sorted

-2147483648 : kCGBaseWindowLevelKey (0)
-2147483643 : kCGMinimumWindowLevelKey (1)
-2147483623 : kCGDesktopWindowLevelKey (2)
-2147483603 : kCGDesktopIconWindowLevelKey (18)
-20 : kCGBackstopMenuLevelKey (3)
0 : kCGNormalWindowLevelKey (4)
3 : kCGFloatingWindowLevelKey (5)
3 : kCGTornOffMenuWindowLevelKey (6)
8 : kCGModalPanelWindowLevelKey (10)
19 : kCGUtilityWindowLevelKey (17)
20 : kCGDockWindowLevelKey (7)
24 : kCGMainMenuWindowLevelKey (8)
25 : kCGStatusWindowLevelKey (9)
101 : kCGPopUpMenuWindowLevelKey (11)
102 : kCGOverlayWindowLevelKey (15)
200 : kCGHelpWindowLevelKey (16)
500 : kCGDraggingWindowLevelKey (12)
1000 : kCGScreenSaverWindowLevelKey (13)
1500 : kCGAssistiveTechHighWindowLevelKey (20)
2147483630 : kCGCursorWindowLevelKey (19)
2147483631 : kCGMaximumWindowLevelKey (14)

WindowLevels.m

#include <stdio.h>
#import <Cocoa/Cocoa.h>

int main(int argc, char *argv[]) {
	
	NSArray *keys=@[	
	@"kCGBaseWindowLevelKey",
	@"kCGMinimumWindowLevelKey",
	@"kCGDesktopWindowLevelKey",
	@"kCGBackstopMenuLevelKey",
	@"kCGNormalWindowLevelKey",
	@"kCGFloatingWindowLevelKey",
	@"kCGTornOffMenuWindowLevelKey",
	@"kCGDockWindowLevelKey",
	@"kCGMainMenuWindowLevelKey",
	@"kCGStatusWindowLevelKey",
	@"kCGModalPanelWindowLevelKey",
	@"kCGPopUpMenuWindowLevelKey",
	@"kCGDraggingWindowLevelKey",
	@"kCGScreenSaverWindowLevelKey",
	@"kCGMaximumWindowLevelKey",
	@"kCGOverlayWindowLevelKey",
	@"kCGHelpWindowLevelKey",
	@"kCGUtilityWindowLevelKey",
	@"kCGDesktopIconWindowLevelKey",
	@"kCGCursorWindowLevelKey",
	@"kCGAssistiveTechHighWindowLevelKey",
	@"kCGNumberOfWindowLevelKey"];
	for (int i=0; i<kCGNumberOfWindowLevelKeys; i+=1) {
		CGWindowLevel lvl=CGWindowLevelForKey(i);
		NSLog(@"%@ (%@) : %@", @(i), keys[i], @(lvl));
	}
}