From 1dfae4e6d428bd57867684f8065f88e730d26b60 Mon Sep 17 00:00:00 2001
From: ShikiSuen <shikisuen@outlook.com>
Date: Sat, 20 Aug 2022 13:43:13 +0800
Subject: [PATCH] IMKCandidates // +replaceNumPadKeyCodes().

---
 .../CandidateUI/ctlCandidateIMK.swift         | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/Source/Modules/UIModules/CandidateUI/ctlCandidateIMK.swift b/Source/Modules/UIModules/CandidateUI/ctlCandidateIMK.swift
index 03d46b92..ae9a8ef6 100644
--- a/Source/Modules/UIModules/CandidateUI/ctlCandidateIMK.swift
+++ b/Source/Modules/UIModules/CandidateUI/ctlCandidateIMK.swift
@@ -346,3 +346,25 @@ var currentTISInputSource: TISInputSource? {
   }
   return result
 }
+
+// MARK: - Translating NumPad KeyCodes to Default IMK Candidate Selection KeyCodes.
+
+extension ctlCandidateIMK {
+  public static func replaceNumPadKeyCodes(target event: NSEvent) -> NSEvent? {
+    let mapNumPadKeyCodeTranslation: [UInt16: UInt16] = [
+      83: 18, 84: 19, 85: 20, 86: 21, 87: 23, 88: 22, 89: 26, 91: 28, 92: 25,
+    ]
+    return NSEvent.keyEvent(
+      with: event.type,
+      location: event.locationInWindow,
+      modifierFlags: event.modifierFlags,
+      timestamp: event.timestamp,
+      windowNumber: event.windowNumber,
+      context: nil,
+      characters: event.characters ?? "",
+      charactersIgnoringModifiers: event.charactersIgnoringModifiers ?? event.characters ?? "",
+      isARepeat: event.isARepeat,
+      keyCode: mapNumPadKeyCodeTranslation[event.keyCode] ?? event.keyCode
+    )
+  }
+}