Remove NamedInts: Convert HorizontalScroll to enum

Related #2273

lib/logitech_receiver/hidpp20.py

@@ -407,13 +407,13 @@ class ReprogrammableKeyV4(ReprogrammableKey):
                     msg=f'Tried to set mapping flag "{f}" on control "{self.key}" '
                     + f'which does not support "{key_flag}" on device {self._device}.'
                 )
-            bfield |= int(f) if v else 0
-            bfield |= int(f) << 1  # The 'Xvalid' bit
+            bfield |= int(f.value) if v else 0
+            bfield |= int(f.value) << 1  # The 'Xvalid' bit
             if self._mapping_flags:  # update flags if already read
                 if v:
-                    self._mapping_flags |= int(f)
+                    self._mapping_flags |= int(f.value)
                 else:
-                    self._mapping_flags &= ~int(f)
+                    self._mapping_flags &= ~int(f.value)
 
         if remap != 0 and remap not in self.remappable_to:
             raise exceptions.FeatureNotSupported(
@@ -633,7 +633,10 @@ class KeysArrayPersistent(KeysArray):
             elif actionId == special_keys.ACTIONID.Mouse:
                 remapped = special_keys.MOUSE_BUTTONS[remapped]
             elif actionId == special_keys.ACTIONID.Hscroll:
-                remapped = special_keys.HORIZONTAL_SCROLL[remapped]
+                try:
+                    remapped = special_keys.HorizontalScroll(remapped)
+                except ValueError:
+                    remapped = f"unknown horizontal scroll:{remapped:04X}"
             elif actionId == special_keys.ACTIONID.Consumer:
                 remapped = special_keys.HID_CONSUMERCODES[remapped]
             elif actionId == special_keys.ACTIONID.Empty:  # purge data from empty value

lib/logitech_receiver/special_keys.py

@@ -1207,11 +1207,11 @@ MOUSE_BUTTONS = NamedInts(
 )
 MOUSE_BUTTONS._fallback = lambda x: f"unknown mouse button:{x:04X}"
 
-HORIZONTAL_SCROLL = NamedInts(
-    Horizontal_Scroll_Left=0x4000,
-    Horizontal_Scroll_Right=0x8000,
-)
-HORIZONTAL_SCROLL._fallback = lambda x: f"unknown horizontal scroll:{x:04X}"
+
+class HorizontalScroll(IntEnum):
+    Left = 0x4000
+    Right = 0x8000
+
 
 # Construct universe for Persistent Remappable Keys setting (only for supported values)
 KEYS = UnsortedNamedInts()
@@ -1246,7 +1246,7 @@ for code in MOUSE_BUTTONS:
     KEYS[(ACTIONID.Mouse << 24) + (int(code) << 8)] = str(code)
 
 # Add Horizontal Scroll
-for code in HORIZONTAL_SCROLL:
+for code in HorizontalScroll:
     KEYS[(ACTIONID.Hscroll << 24) + (int(code) << 8)] = str(code)