The following patch fixes http://bugzilla.lyx.org/show_bug.cgi?id=5290
I'll put this in later today when nobody shouts. regards Uwe
Index: InsetTabular.cpp =================================================================== --- InsetTabular.cpp (revision 26578) +++ InsetTabular.cpp (working copy) @@ -1810,7 +1810,7 @@ } -int Tabular::TeXTopHLine(odocstream & os, row_type row) const +int Tabular::TeXTopHLine(odocstream & os, row_type row, string const lang) const { // we only output complete row lines and the 1st row here, the rest // is done in Tabular::TeXBottomHLine(...) @@ -1839,7 +1839,14 @@ } else if (row == 0) { for (col_type c = 0; c < ncols; ++c) { if (topline[c]) { - os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-'; + //babel makes the "-" character an active one, so we have to suppress this here + //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289# + if (lang == "slovak" || lang == "czech") + os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" : + "\\expandafter\\cline\\expandafter{\\expandafter") + << c + 1 << "\\string-"; + else + os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-'; // get to last column of line span while (c < ncols && topline[c]) ++c; @@ -1852,7 +1859,7 @@ } -int Tabular::TeXBottomHLine(odocstream & os, row_type row) const +int Tabular::TeXBottomHLine(odocstream & os, row_type row, string const lang) const { // we output bottomlines of row r and the toplines of row r+1 // if the latter do not span the whole tabular @@ -1889,8 +1896,14 @@ } else { for (col_type c = 0; c < ncols; ++c) { if (bottomline[c]) { - os << (use_booktabs ? "\\cmidrule{" : "\\cline{") - << c + 1 << '-'; + //babel makes the "-" character an active one, so we have to suppress this here + //see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289# + if (lang == "slovak" || lang == "czech") + os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" : + "\\expandafter\\cline\\expandafter{\\expandafter") + << c + 1 << "\\string-"; + else + os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-'; // get to last column of line span while (c < ncols && bottomline[c]) ++c; @@ -2153,7 +2166,13 @@ OutputParams const & runparams) const { idx_type cell = cellIndex(i, 0); - int ret = TeXTopHLine(os, i); + shared_ptr<InsetTableCell> inset = cellInset(cell); + Paragraph const & par = inset->paragraphs().front(); + string const lang = par.getParLanguage(buffer().params())->lang(); + + //output the top line + int ret = TeXTopHLine(os, i, lang); + if (row_info[i].top_space_default) { if (use_booktabs) os << "\\addlinespace\n"; @@ -2228,7 +2247,10 @@ } os << '\n'; ++ret; - ret += TeXBottomHLine(os, i); + + //output the bottom line + ret += TeXBottomHLine(os, i, lang); + if (row_info[i].interline_space_default) { if (use_booktabs) os << "\\addlinespace\n"; Index: InsetTabular.h =================================================================== --- InsetTabular.h (revision 26578) +++ InsetTabular.h (working copy) @@ -588,9 +588,9 @@ /// // helper function for Latex returns number of newlines /// - int TeXTopHLine(odocstream &, row_type row) const; + int TeXTopHLine(odocstream &, row_type row, std::string const lang) const; /// - int TeXBottomHLine(odocstream &, row_type row) const; + int TeXBottomHLine(odocstream &, row_type row, std::string const lang) const; /// int TeXCellPreamble(odocstream &, idx_type cell, bool & ismulticol) const; ///