Fix math cursor positioning bug

[lyx.git] / src / mathed / math_substackinset.C

diff --git a/src/mathed/math_substackinset.C b/src/mathed/math_substackinset.C
index 3f31105a583b163d861962c359fc07db2855fd30..b60e4898cc7802231d9e7169a14b678710897a29 100644 (file)
--- a/src/mathed/math_substackinset.C
+++ b/src/mathed/math_substackinset.C
@@ -1,9 +1,22 @@
+/**
+ * \file math_substackinset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
 #include <config.h>
 
+#include "LaTeXFeatures.h"
 #include "math_substackinset.h"
+#include "math_data.h"
 #include "math_mathmlstream.h"
-#include "math_streamstr.h"
-#include "support/LOstream.h"
+#include "support/std_ostream.h"
+
+using std::auto_ptr;
 
 
 MathSubstackInset::MathSubstackInset()
@@ -11,9 +24,9 @@ MathSubstackInset::MathSubstackInset()
 {}
 
 
-InsetBase * MathSubstackInset::clone() const
+auto_ptr<InsetBase> MathSubstackInset::doClone() const
 {
-       return new MathSubstackInset(*this);
+       return auto_ptr<InsetBase>(new MathSubstackInset(*this));
 }
 
 
@@ -21,19 +34,17 @@ void MathSubstackInset::metrics(MetricsInfo & mi, Dimension & dim) const
 {
        if (mi.base.style == LM_ST_DISPLAY) {
                StyleChanger dummy(mi.base, LM_ST_TEXT);
-               MathGridInset::metrics(mi);
+               MathGridInset::metrics(mi, dim);
        } else {
-               MathGridInset::metrics(mi);
+               MathGridInset::metrics(mi, dim);
        }
-       metricsMarkers();
-       dim = dim_;
+       dim_ = dim;
 }
 
 
 void MathSubstackInset::draw(PainterInfo & pi, int x, int y) const
 {
        MathGridInset::draw(pi, x + 1, y);
-       drawMarkers(pi, x, y);
 }
 
 
@@ -65,3 +76,10 @@ void MathSubstackInset::maple(MapleStream & os) const
        MathGridInset::maple(os);
        os << ')';
 }
+
+
+void MathSubstackInset::validate(LaTeXFeatures & features) const
+{
+       features.require("amsmath");
+       MathGridInset::validate(features);
+}