From 4c8270c42f9fa42a75266adac7496e391b9ecc35 Mon Sep 17 00:00:00 2001
From: Lukhnos Liu <lukhnos@lukhnos.org>
Date: Sat, 17 Oct 2020 06:19:47 -0700
Subject: [PATCH] Cancel candidate by Bksp or Del when Plain Bopomofo

Fixes #152
---
 Source/InputMethodController.mm | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Source/InputMethodController.mm b/Source/InputMethodController.mm
index 0af52c86..aafe55c0 100644
--- a/Source/InputMethodController.mm
+++ b/Source/InputMethodController.mm
@@ -989,7 +989,12 @@ public:
         }
     }
 
-    if (charCode == 27) {
+    BOOL cancelCandidateKey =
+        (charCode == 27) ||
+        ((_inputMode == kPlainBopomofoModeIdentifier) &&
+         (charCode == 8 || keyCode == kDeleteKeyCode));
+
+    if (cancelCandidateKey) {
         gCurrentCandidateController.visible = NO;
         [_candidates removeAllObjects];