From 921f1144ccfaf0f118475e2c6b8da41768df00fc Mon Sep 17 00:00:00 2001
From: Georg Baum <Georg.Baum@post.rwth-aachen.de>
Date: Sun, 16 Jul 2006 17:19:05 +0000
Subject: [PATCH] Fix bug 2481 	* src/mathed/math_fracinset.[Ch] 
 (MathFracInset::extraBraces): new, return true for \atop 	*
 src/mathed/math_binominset.[Ch] 	(MathBinomInset::extraBraces): new,
 return true for \choose

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14470 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/math_binominset.C | 6 ++++++
 src/mathed/math_binominset.h | 2 ++
 src/mathed/math_fracinset.C  | 6 ++++++
 src/mathed/math_fracinset.h  | 2 ++
 4 files changed, 16 insertions(+)

diff --git a/src/mathed/math_binominset.C b/src/mathed/math_binominset.C
index 7e89c8f3f3..c2718bb049 100644
--- a/src/mathed/math_binominset.C
+++ b/src/mathed/math_binominset.C
@@ -68,6 +68,12 @@ void MathBinomInset::draw(PainterInfo & pi, int x, int y) const
 }
 
 
+bool MathBinomInset::extraBraces() const
+{
+	return choose_;
+}
+
+
 void MathBinomInset::write(WriteStream & os) const
 {
 	if (choose_)
diff --git a/src/mathed/math_binominset.h b/src/mathed/math_binominset.h
index 08a8985765..28a2bbadf8 100644
--- a/src/mathed/math_binominset.h
+++ b/src/mathed/math_binominset.h
@@ -28,6 +28,8 @@ public:
 	void metrics(MetricsInfo & mi, Dimension & dim) const;
 	///
 	void draw(PainterInfo &, int x, int y) const;
+	///
+	bool extraBraces() const;
 private:
 	virtual std::auto_ptr<InsetBase> doClone() const;
 	///
diff --git a/src/mathed/math_fracinset.C b/src/mathed/math_fracinset.C
index a84fff3f5a..2ba15ab462 100644
--- a/src/mathed/math_fracinset.C
+++ b/src/mathed/math_fracinset.C
@@ -141,6 +141,12 @@ string MathFracInset::name() const
 }
 
 
+bool MathFracInset::extraBraces() const
+{
+	return kind_ == ATOP;
+}
+
+
 void MathFracInset::maple(MapleStream & os) const
 {
 	os << '(' << cell(0) << ")/(" << cell(1) << ')';
diff --git a/src/mathed/math_fracinset.h b/src/mathed/math_fracinset.h
index 00c05753a0..1abb102f8f 100644
--- a/src/mathed/math_fracinset.h
+++ b/src/mathed/math_fracinset.h
@@ -42,6 +42,8 @@ public:
 	MathFracInset const * asFracInset() const;
 	///
 	std::string name() const;
+	///
+	bool extraBraces() const;
 
 	///
 	void write(WriteStream & os) const;
-- 
2.39.2