From a08af1f602d8828e032b5353a320c0f1623affa1 Mon Sep 17 00:00:00 2001
From: Enrico Forestieri <forenr@lyx.org>
Date: Thu, 8 Oct 2009 14:21:55 +0000
Subject: [PATCH] Fix bug #6264: Broken undo of removed script in mathed when
 both scripts are present.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_6_X@31559 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathScript.cpp | 2 ++
 status.16x                     | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/mathed/InsetMathScript.cpp b/src/mathed/InsetMathScript.cpp
index 5c4fcbfb3e..f48d974c39 100644
--- a/src/mathed/InsetMathScript.cpp
+++ b/src/mathed/InsetMathScript.cpp
@@ -675,11 +675,13 @@ bool InsetMathScript::notifyCursorLeaves(Cursor const & old, Cursor & cur)
 	if (nargs() > 2 && (!cell(1).empty() || !cell(2).empty())) {
 		if (cell(2).empty()) {
 			// must be a subscript...
+			old.recordUndoInset();
 			removeScript(false);
 			cur.updateFlags(cur.disp_.update() | Update::SinglePar);
 			return true;
 		} else if (cell(1).empty()) {
 			// must be a superscript...
+			old.recordUndoInset();
 			removeScript(true);
 			cur.updateFlags(cur.disp_.update() | Update::SinglePar);
 			return true;
diff --git a/status.16x b/status.16x
index c084f812c0..f9cd7d6c58 100644
--- a/status.16x
+++ b/status.16x
@@ -174,6 +174,9 @@ What's new
   in tabs" is unchecked (bug 4906).
  
 - Fix the location of context menus requested by the menu key (bug 6108).
+
+- Fix undo of removed script in mathed when both super- and subscript
+  are present (bug 6264).
   
 
 * DOCUMENTATION AND LOCALIZATION