require AMS for underset and overset

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@9193 a592a061-630c-0410-9148-cb99ea01b6c8

src/mathed/ChangeLog

@@ -1,3 +1,9 @@
+
+2004-08-12  André Pönitz  <poenitz@gmx.net>
+
+	* math_overset.[Ch] (validate):
+	* math_underset.[Ch] (validate): require ams
+
 2004-11-02  José Matos  <jamatos@lyx.org>
 
 	* ref_inset.[Ch] (docbook):

src/mathed/math_oversetinset.C

@@ -13,7 +13,9 @@
 #include "math_oversetinset.h"
 #include "math_data.h"
 #include "math_mathmlstream.h"
+
 #include "cursor.h"
+#include "LaTeXFeatures.h"
 
 using std::max;
 using std::auto_ptr;
@@ -75,3 +77,10 @@ void MathOversetInset::normalize(NormalStream & os) const
 {
 	os << "[overset " << cell(0) << ' ' << cell(1) << ']';
 }
+
+
+void MathOversetInset::validate(LaTeXFeatures & features) const
+{
+	features.require("amsmath");
+}
+

src/mathed/math_oversetinset.h

@@ -28,11 +28,12 @@ public:
 	bool idxFirst(LCursor &) const;
 	///
 	bool idxLast(LCursor &) const;
-
 	///
 	void write(WriteStream & os) const;
 	///
 	void normalize(NormalStream &) const;
+	///
+	void validate(LaTeXFeatures & features) const;
 };
 
 #endif

src/mathed/math_spaceinset.C

@@ -12,11 +12,12 @@
 
 #include "math_spaceinset.h"
 #include "math_data.h"
-#include "frontends/Painter.h"
 #include "math_mathmlstream.h"
+
 #include "LaTeXFeatures.h"
 #include "LColor.h"
 
+#include "frontends/Painter.h"
 
 using std::string;
 using std::auto_ptr;

src/mathed/math_undersetinset.C

@@ -13,7 +13,9 @@
 #include "math_undersetinset.h"
 #include "math_data.h"
 #include "math_mathmlstream.h"
+
 #include "cursor.h"
+#include "LaTeXFeatures.h"
 
 using std::max;
 using std::auto_ptr;
@@ -87,3 +89,10 @@ void MathUndersetInset::normalize(NormalStream & os) const
 {
 	os << "[underset " << cell(0) << ' ' << cell(1) << ']';
 }
+
+
+void MathUndersetInset::validate(LaTeXFeatures & features) const
+{
+	features.require("amsmath");
+}
+

src/mathed/math_undersetinset.h

@@ -34,6 +34,8 @@ public:
 	void write(WriteStream & ws) const;
 	///
 	void normalize(NormalStream & ns) const;
+	///
+	void validate(LaTeXFeatures & features) const;
 };
 
 #endif