From 9cb04eea2cbabdf1ee8b0a58eb3dc3edad311c56 Mon Sep 17 00:00:00 2001
From: Jorge Arellano Cid <devnull@localhost>
Date: Fri, 17 Jun 2016 11:04:50 +0200
Subject: Optimize Textblock::updateReference().

---
 dw/textblock.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'dw/textblock.cc')

diff --git a/dw/textblock.cc b/dw/textblock.cc
index 4fe19fdd..f851fd4e 100644
--- a/dw/textblock.cc
+++ b/dw/textblock.cc
@@ -3034,7 +3034,8 @@ void Textblock::queueDrawRange (int index1, int index2)
 
 void Textblock::updateReference (int ref)
 {
-   queueResize (ref, false);
+   if (lines->size () > 0)
+      queueResize (ref, false);
 }
 
 void Textblock::widgetRefSizeChanged (int externalIndex)
-- 
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