From 6e68683dbfe7ea116612eb7c63fa238cfd07fbea Mon Sep 17 00:00:00 2001
From: Richard Heck <rgheck@comcast.net>
Date: Wed, 29 Jun 2011 13:42:55 +0000
Subject: [PATCH] Easy fix for mark dirty part of #7655. Also adds a simple
 check to see if the label has changed.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@39211 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/insets/InsetLabel.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/insets/InsetLabel.cpp b/src/insets/InsetLabel.cpp
index 6f2e9f59ce..76083ad91c 100644
--- a/src/insets/InsetLabel.cpp
+++ b/src/insets/InsetLabel.cpp
@@ -74,9 +74,12 @@ void InsetLabel::updateCommand(docstring const & new_label, bool updaterefs)
 		frontend::Alert::warning(_("Label names must be unique!"),
 			bformat(_("The label %1$s already exists,\n"
 			"it will be changed to %2$s."), new_label, label));
-	}
+	} else if (label == old_label)
+		// Label was not changed.
+		return;
 
 	buffer().undo().beginUndoGroup();
+	buffer().markDirty();
 	setParam("name", label);
 
 	if (updaterefs) {