From c7c443e5e2bbf0967e3fa24bf536460b6cd35d9c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Andr=C3=A9=20P=C3=B6nitz?= <poenitz@gmx.net>
Date: Fri, 18 Jan 2002 14:27:54 +0000
Subject: [PATCH] Martin's validate() patch  (\pm\varepsilon\smile)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3417 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/math_charinset.C   |  8 ++++++++
 src/mathed/math_charinset.h   |  2 ++
 src/mathed/math_stringinset.C | 12 +++++++-----
 src/mathed/math_symbolinset.C | 11 ++++++-----
 4 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/src/mathed/math_charinset.C b/src/mathed/math_charinset.C
index 329b68caa0..94207622c7 100644
--- a/src/mathed/math_charinset.C
+++ b/src/mathed/math_charinset.C
@@ -14,6 +14,7 @@
 #include "math_parser.h"
 #include "debug.h"
 #include "math_mathmlstream.h"
+#include "LaTeXFeatures.h"
 
 
 MathCharInset::MathCharInset(char c)
@@ -121,6 +122,13 @@ void MathCharInset::handleFont(MathTextCodes t)
 	code_ = (code_ == t) ? LM_TC_VAR : t;
 }
 
+void MathCharInset::validate(LaTeXFeatures & features) const
+{
+	// Make sure amssymb is put in preamble if Blackboard Bold or
+	// Fraktur used:
+	if ( (code_ == LM_TC_BB) || (code_ == LM_TC_EUFRAK) )
+		features.require("amssymb");
+}
 
 bool MathCharInset::match(MathInset * p) const
 {
diff --git a/src/mathed/math_charinset.h b/src/mathed/math_charinset.h
index 20d5e472f1..e20ac397e8 100644
--- a/src/mathed/math_charinset.h
+++ b/src/mathed/math_charinset.h
@@ -51,6 +51,8 @@ public:
 	///
 	bool isRelOp() const;
 	///
+	void validate(LaTeXFeatures & features) const;
+	///
 	void handleFont(MathTextCodes t);
 	///
 	bool match(MathInset *) const;
diff --git a/src/mathed/math_stringinset.C b/src/mathed/math_stringinset.C
index a7a7ade2bc..b1efdb6f81 100644
--- a/src/mathed/math_stringinset.C
+++ b/src/mathed/math_stringinset.C
@@ -11,6 +11,7 @@
 #include "Painter.h"
 #include "math_support.h"
 #include "math_parser.h"
+#include "LaTeXFeatures.h"
 #include "debug.h"
 
 #include <cctype>
@@ -48,6 +49,12 @@ int MathStringInset::width() const
 	return mathed_string_width(code_, mi_, str_);
 }
 
+void MathStringInset::validate(LaTeXFeatures & features) const
+{
+	//lyxerr << "stringinset amssymb" << endl;
+	if (code_ == LM_TC_MSA || code_ == LM_TC_MSB)
+		features.require("amssymb");
+}
 
 void MathStringInset::metrics(MathMetricsInfo const & mi) const
 {
@@ -118,8 +125,3 @@ void MathStringInset::write(WriteStream & os) const
 }
 
 
-void MathStringInset::validate(LaTeXFeatures & features) const
-{
-	// if (...)
-	//	features.require("amssymb");
-}
diff --git a/src/mathed/math_symbolinset.C b/src/mathed/math_symbolinset.C
index f2f0f5c6a2..121a1814cd 100644
--- a/src/mathed/math_symbolinset.C
+++ b/src/mathed/math_symbolinset.C
@@ -5,6 +5,7 @@
 #include "math_streamstr.h"
 #include "math_support.h"
 #include "math_parser.h"
+#include "LaTeXFeatures.h"
 #include "debug.h"
 
 
@@ -119,6 +120,11 @@ bool MathSymbolInset::takesLimits() const
 	return sym_->token == LM_TK_CMEX;
 }
 
+void MathSymbolInset::validate(LaTeXFeatures & features) const
+{
+	if (sym_->token == LM_TK_MSA || sym_->token == LM_TK_MSB)
+		features.require("amssymb");
+}
 
 void MathSymbolInset::normalize(NormalStream & os) const
 {
@@ -183,8 +189,3 @@ void MathSymbolInset::infoize(std::ostream & os) const
 }
 
 
-void MathSymbolInset::validate(LaTeXFeatures & features) const
-{
-	// if (...)
-	//	features.require("amssymb");
-}
-- 
2.39.2