Cleaned up paths table.

src/EditableNSTextField.swift

@@ -1,10 +1,16 @@
 import Cocoa
 
+protocol EditableNSTextFieldDelegate: AnyObject {
+    func lostFocus()
+}
+
 final class EditableNSTextField: NSTextField {
     private let commandKey = NSEvent.ModifierFlags.command.rawValue
     private let commandShiftKey = NSEvent.ModifierFlags.command.rawValue |
                                   NSEvent.ModifierFlags.shift.rawValue
 
+    weak var auxiliaryDelegate: EditableNSTextFieldDelegate?
+
     override func performKeyEquivalent(with event: NSEvent) -> Bool {
         if event.type == NSEvent.EventType.keyDown {
             if (event.modifierFlags.rawValue &
@@ -50,4 +56,8 @@ final class EditableNSTextField: NSTextField {
         }
         return super.performKeyEquivalent(with: event)
     }
+
+    override func textDidEndEditing(_ notification: Notification) {
+        auxiliaryDelegate?.lostFocus()
+    }
 }