From af1fee473826b9d14a283fb201384202c75644bd Mon Sep 17 00:00:00 2001
From: ShikiSuen <shikisuen@outlook.com>
Date: Wed, 16 Feb 2022 16:14:56 +0800
Subject: [PATCH] KeyHandler // Introduce UPR293 but not enable it.

---
 Source/Modules/ControllerModules/KeyHandler.mm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Source/Modules/ControllerModules/KeyHandler.mm b/Source/Modules/ControllerModules/KeyHandler.mm
index d61668f7..5e38edc0 100644
--- a/Source/Modules/ControllerModules/KeyHandler.mm
+++ b/Source/Modules/ControllerModules/KeyHandler.mm
@@ -560,7 +560,9 @@ static NSString *const kGraphVizOutputfile = @"/tmp/vChewing-visualization.dot";
         return YES;
     }
 
-    if ((char) charCode >= 'A' && (char) charCode <= 'Z') {
+    // Lukhnos 這裡的處理反而會使得 Apple 倚天注音動態鍵盤佈局「敲不了半形大寫英文」的缺點曝露無疑，所以注釋掉。
+    // 至於他試圖用這種處理來解決的上游 UPR293 的問題，其實針對詞庫檔案的排序做點手腳就可以解決。威注音本來也就是這麼做的。
+    if (/*[state isKindOfClass:[InputStateNotEmpty class]] && */(char) charCode >= 'A' && (char) charCode <= 'Z') {
         string letter = string("_letter_") + string(1, (char) charCode);
         if ([self _handlePunctuation:letter state:state usingVerticalMode:input.useVerticalMode stateCallback:stateCallback errorCallback:errorCallback]) {
             return YES;