From b0721c5c2f0d1bf26ba0cd11648db7381d6418fc Mon Sep 17 00:00:00 2001
From: Jean-Marc Lasgouttes <lasgouttes@lyx.org>
Date: Thu, 2 Feb 2012 22:39:26 +0000
Subject: [PATCH] backport 40700

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_2_0_X@40704 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathNest.cpp   |  1 -
 src/mathed/InsetMathScript.cpp | 22 ++++++++++++++++++++++
 src/mathed/InsetMathScript.h   |  3 +++
 status.20x                     |  7 +++++--
 4 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 287cc8d9d3..a3d167b664 100644
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -1344,7 +1344,6 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
 	// we just need to be in math mode to enable that
 	case LFUN_MATH_SIZE:
 	case LFUN_MATH_SPACE:
-	case LFUN_MATH_LIMITS:
 	case LFUN_MATH_EXTERN:
 		flag.setEnabled(true);
 		break;
diff --git a/src/mathed/InsetMathScript.cpp b/src/mathed/InsetMathScript.cpp
index 5970af9a9d..046b679152 100644
--- a/src/mathed/InsetMathScript.cpp
+++ b/src/mathed/InsetMathScript.cpp
@@ -14,6 +14,7 @@
 #include "Cursor.h"
 #include "DispatchResult.h"
 #include "FuncRequest.h"
+#include "FuncStatus.h"
 #include "InsetMathFont.h"
 #include "InsetMathScript.h"
 #include "InsetMathSymbol.h"
@@ -754,6 +755,7 @@ void InsetMathScript::doDispatch(Cursor & cur, FuncRequest & cmd)
 	//LYXERR("InsetMathScript: request: " << cmd);
 
 	if (cmd.action() == LFUN_MATH_LIMITS) {
+		cur.recordUndoInset();
 		if (!cmd.argument().empty()) {
 			if (cmd.argument() == "limits")
 				limits_ = 1;
@@ -772,6 +774,26 @@ void InsetMathScript::doDispatch(Cursor & cur, FuncRequest & cmd)
 }
 
 
+bool InsetMathScript::getStatus(Cursor & cur, FuncRequest const & cmd,
+				FuncStatus & flag) const
+{
+	if (cmd.action() == LFUN_MATH_LIMITS) {
+		if (!cmd.argument().empty()) {
+			if (cmd.argument() == "limits")
+				flag.setOnOff(limits_ == 1);
+			else if (cmd.argument() == "nolimits")
+				flag.setOnOff(limits_ == -1);
+			else
+				flag.setOnOff(limits_ == 0);
+		} 
+		flag.setEnabled(true);
+		return true;
+	}
+
+	return InsetMathNest::getStatus(cur, cmd, flag);
+}
+
+
 // the idea for dual scripts came from the eLyXer code
 void InsetMathScript::validate(LaTeXFeatures & features) const
 {
diff --git a/src/mathed/InsetMathScript.h b/src/mathed/InsetMathScript.h
index ecdda3b5a7..e84886b7d3 100644
--- a/src/mathed/InsetMathScript.h
+++ b/src/mathed/InsetMathScript.h
@@ -110,6 +110,9 @@ public:
 	void validate(LaTeXFeatures &features) const;
 protected:
 	virtual void doDispatch(Cursor & cur, FuncRequest & cmd);
+	/// do we want to handle this event?
+	bool getStatus(Cursor & cur, FuncRequest const & cmd,
+		FuncStatus & status) const;
 private:
 	virtual Inset * clone() const;
 	/// returns x offset for main part
diff --git a/status.20x b/status.20x
index 8e7469b171..2ec56276e9 100644
--- a/status.20x
+++ b/status.20x
@@ -87,6 +87,7 @@ What's new
 - We now use the display string as a tooltip in the Outliner, if no
   other tooltip is given.
 
+- Show check mark on current math limit type in Edit>Math submenu.
 
 * DOCUMENTATION AND LOCALIZATION
 
@@ -121,7 +122,7 @@ What's new
 
 - Support configure --with-packaging=posix on Mac OS X (bug 7927).
 
-- Improved disk image creation:
+- Improved disk image creationi on Mac OS X:
   * Provide translation of the application menu.
   * Enhanced background image.
   * Package with hunspell dictionaries is default.
@@ -199,6 +200,8 @@ What's new
   this does not work properly if the branches are in a master document that is
   hidden, but this is a larger issue.
 
+- Fix undo after changing limit type of a subscript in math mode (bug 8007).
+
 - Fix inconsistent state of horizontal space dialog on start up (bug 7906).
 
 - Unify display of theorem headings (bug 7883).
@@ -208,7 +211,7 @@ What's new
 
 - Correctly display and handle the math commands \pod and \mod (bug 7962).
 
-- Fix tabbar visibility in fullscreen mode when opening/closing files (bug 7963).
+- Fix tabbar visibility in fullscreen mode when opening/closing files (bug 7G963).
 
 - Show a message box if the current spell checker has no dictionaries (bug 7884).
 
-- 
2.39.5