Cleanup.

src/CBMenuBarItem.swift

@@ -57,11 +57,12 @@ final class CBMenuBarItem: NSObject, NSWindowDelegate {
             return event
         }
 
-        // On click and drag, the button should panel should desappear and
-        // un-highlight.
+        // On click and drag, the button should panel should desappear and un-highlight.
         localDragEventMonitor = LocalEventMonitor(mask: [.leftMouseDragged, .keyDown]) { [weak self] event in
+            let modifiers = event.modifierFlags.rawValue
+
             if let panel = self?.panel, panel.isKeyWindow {
-                if event.modifierFlags.contains(.command) && event.type == .leftMouseDragged {
+                if modsContains(keys: OSCmd, in: modifiers) && event.type == .leftMouseDragged {
                     self?.panel.resignKey()
                 }
             }