From 318f27ad1961bab1b6b151dcaf1f088a9b97b8f4 Mon Sep 17 00:00:00 2001
From: ShikiSuen <shikisuen@outlook.com>
Date: Sat, 13 Aug 2022 18:50:47 +0800
Subject: [PATCH] KeyHandler // Allow using symbol menu key to flip candidate
 pages.

... as long as they are not being occupied as selection keys.
---
 .../KeyHandler_HandleCandidate.swift                 | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Source/Modules/ControllerModules/KeyHandler_HandleCandidate.swift b/Source/Modules/ControllerModules/KeyHandler_HandleCandidate.swift
index f369a266..ed2d5771 100644
--- a/Source/Modules/ControllerModules/KeyHandler_HandleCandidate.swift
+++ b/Source/Modules/ControllerModules/KeyHandler_HandleCandidate.swift
@@ -347,6 +347,18 @@ extension KeyHandler {
       }
     }
 
+    // MARK: - Flipping pages by using symbol menu keys (when they are not occupied).
+
+    if input.isSymbolMenuPhysicalKey {
+      let updated: Bool =
+        input.isShiftHold ? ctlCandidateCurrent.showPreviousPage() : ctlCandidateCurrent.showNextPage()
+      if !updated {
+        IME.prtDebugIntel("66F3477B")
+        errorCallback()
+      }
+      return true
+    }
+
     IME.prtDebugIntel("172A0F81")
     errorCallback()
     return true