updates to latexfeatures stuff; allow empty \document_path

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

diff --git a/src/mathed/math_gridinset.C b/src/mathed/math_gridinset.C
index f0fe00e430bc7e8973afc7e418fe89344b0f183f..d18713b0ec4a754cc2cdaf1acafc775a24ad1969 100644 (file)
--- a/src/mathed/math_gridinset.C
+++ b/src/mathed/math_gridinset.C
@@ -90,6 +90,12 @@ MathGridInset::MathGridInset(col_type m, row_type n, char v, string const & h)
 }
 
 
+MathInset * MathGridInset::clone() const
+{
+       return new MathGridInset(*this);
+}
+
+
 MathInset::idx_type MathGridInset::index(row_type row, col_type col) const
 {
        return col + ncols() * row;