From 30f4bacfe06eb177307585e54398a8ac7288448b Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Fri, 7 Sep 2001 08:00:33 +0000
Subject: Deleting 0 characters has no effect - no notification or undo action.
 This prevents SetLineIndentation from often requiring three steps to undo.

---
 src/Document.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Document.cxx b/src/Document.cxx
index 10403242b..abbb87d5d 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -357,8 +357,10 @@ void Document::ModifiedAt(int pos) {
 
 // Unlike Undo, Redo, and InsertStyledString, the pos argument is a cell number not a char number
 void Document::DeleteChars(int pos, int len) {
+	if (len == 0)
+		return;
 	if ((pos + len) > Length())
-		return ;
+		return;
 	if (cb.IsReadOnly() && enteredReadOnlyCount == 0) {
 		enteredReadOnlyCount++;
 		NotifyModifyAttempt();
-- 
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