From 97e6476feb2312ca7d46d565df5a2add1914e464 Mon Sep 17 00:00:00 2001
From: Jean-Marc Lasgouttes <lasgouttes@lyx.org>
Date: Fri, 15 Aug 2008 15:50:42 +0000
Subject: [PATCH] Fix bug 3407: Undo with text-in-mathmode
 http://bugzilla.lyx.org/show_bug.cgi?id=3407

	* InsetMathNest.cpp (doDispatch/LFUN_MATH_MODE): handle undo


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26173 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathNest.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 867d4f466f..c9fdc1abc6 100644
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -929,6 +929,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 		// ignore math-mode on when already in math mode
 		if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
 			break;
+		cur.recordUndoSelection();
 		cur.macroModeClose();
 		docstring const save_selection = grabAndEraseSelection(cur);
 		selClearOrDel(cur);
@@ -939,6 +940,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 		cur.niceInsert(save_selection);
 #else
 		if (currentMode() == Inset::TEXT_MODE) {
+			cur.recordUndoSelection();
 			cur.niceInsert(MathAtom(new InsetMathHull("simple")));
 			cur.message(_("create new math text environment ($...$)"));
 		} else {
-- 
2.39.2