From eefbc33a98c77976b8d8376fffee0f349360de19 Mon Sep 17 00:00:00 2001
From: Zufu Liu <unknown>
Date: Sat, 11 Jul 2020 12:33:24 +1000
Subject: Treat DEL as a control character for determining block caret size.
 Moved IsControlCharacter to anonymous namespace.

---
 src/EditView.cxx | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'src/EditView.cxx')

diff --git a/src/EditView.cxx b/src/EditView.cxx
index 290106a49..82e64ce16 100644
--- a/src/EditView.cxx
+++ b/src/EditView.cxx
@@ -59,11 +59,6 @@
 
 using namespace Scintilla;
 
-static constexpr bool IsControlCharacter(int ch) noexcept {
-	// iscntrl returns true for lots of chars > 127 which are displayable
-	return ch >= 0 && ch < ' ';
-}
-
 PrintParameters::PrintParameters() noexcept {
 	magnification = 0;
 	colourMode = SC_PRINT_NORMAL;
@@ -369,6 +364,12 @@ inline char CaseForce(Style::ecaseForced caseForce, char chDoc, char chPrevious)
 	}
 }
 
+constexpr bool IsControlCharacter(int ch) noexcept {
+	// iscntrl returns true for lots of chars > 127 which are displayable,
+	// currently only check C0 control characters.
+	return (ch >= 0 && ch < ' ') || (ch == 127);
+}
+
 }
 
 /**
-- 
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