Fix math cursor positioning bug

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

diff --git a/src/mathed/math_amsarrayinset.C b/src/mathed/math_amsarrayinset.C
index efd96b28239bea85c3c6a37d7f1537444c4edb9e..4acba92900884b75e8a82b059856ee03a72d84ee 100644 (file)
--- a/src/mathed/math_amsarrayinset.C
+++ b/src/mathed/math_amsarrayinset.C
@@ -10,12 +10,14 @@
 
 #include <config.h>
 
+#include "LaTeXFeatures.h"
 #include "math_amsarrayinset.h"
 #include "math_data.h"
 #include "math_mathmlstream.h"
 #include "math_streamstr.h"
 #include "math_support.h"
 
+using std::string;
 using std::auto_ptr;
 
 
@@ -29,7 +31,7 @@ MathAMSArrayInset::MathAMSArrayInset(string const & name)
 {}
 
 
-auto_ptr<InsetBase> MathAMSArrayInset::clone() const
+auto_ptr<InsetBase> MathAMSArrayInset::doClone() const
 {
        return auto_ptr<InsetBase>(new MathAMSArrayInset(*this));
 }
@@ -72,9 +74,9 @@ void MathAMSArrayInset::metrics(MetricsInfo & mi, Dimension & dim) const
        MetricsInfo m = mi;
        if (m.base.style == LM_ST_DISPLAY)
                m.base.style = LM_ST_TEXT;
-       MathGridInset::metrics(m);
-       dim_.wid += 12;
-       dim = dim_;
+       MathGridInset::metrics(m, dim);
+       dim.wid += 12;
+       dim_ = dim;
 }
 
 
@@ -84,6 +86,7 @@ void MathAMSArrayInset::draw(PainterInfo & pi, int x, int y) const
        int const yy = y - dim_.ascent();
        mathed_draw_deco(pi, x + 1, yy, 5, dim_.height(), name_left());
        mathed_draw_deco(pi, x + dim_.width() - 6, yy, 5, dim_.height(), name_right());
+       setPosCache(pi, x, y);
 }
 
 
@@ -101,3 +104,10 @@ void MathAMSArrayInset::normalize(NormalStream & os) const
        MathGridInset::normalize(os);
        os << ']';
 }
+
+
+void MathAMSArrayInset::validate(LaTeXFeatures & features) const
+{
+       features.require("amsmath");
+       MathGridInset::validate(features);
+}