src/mathed/InsetMathSubstack.cpp

   1 /**
   2  * \file InsetMathSubstack.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "InsetMathSubstack.h"
  14
  15 #include "LaTeXFeatures.h"
  16 #include "MathData.h"
  17 #include "MathStream.h"
  18
  19 #include "FuncRequest.h"
  20 #include "FuncStatus.h"
  21 #include "support/gettext.h"
  22
  23 #include "support/lstrings.h"
  24
  25 #include <ostream>
  26
  27 using namespace std;
  28
  29 namespace lyx {
  30
  31 using support::bformat;
  32
  33
  34 InsetMathSubstack::InsetMathSubstack(Buffer * buf)
  35         : InsetMathGrid(buf, 1, 1)
  36 {}
  37
  38
  39 Inset * InsetMathSubstack::clone() const
  40 {
  41         return new InsetMathSubstack(*this);
  42 }
  43
  44
  45 void InsetMathSubstack::metrics(MetricsInfo & mi, Dimension & dim) const
  46 {
  47         if (mi.base.style == LM_ST_DISPLAY) {
  48                 StyleChanger dummy(mi.base, LM_ST_TEXT);
  49                 InsetMathGrid::metrics(mi, dim);
  50         } else {
  51                 InsetMathGrid::metrics(mi, dim);
  52         }
  53 }
  54
  55
  56 void InsetMathSubstack::draw(PainterInfo & pi, int x, int y) const
  57 {
  58         InsetMathGrid::draw(pi, x + 1, y);
  59 }
  60
  61
  62 bool InsetMathSubstack::getStatus(Cursor & cur, FuncRequest const & cmd,
  63                 FuncStatus & flag) const
  64 {
  65         switch (cmd.action) {
  66         case LFUN_TABULAR_FEATURE: {
  67                 string const name = "substack";
  68                 docstring const & s = cmd.argument();
  69                 if (s == "add-vline-left" || s == "add-vline-right") {
  70                         flag.message(bformat(
  71                                 from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
  72                                 from_utf8(name)));
  73                         flag.setEnabled(false);
  74                         return true;
  75                 }
  76                 return InsetMathGrid::getStatus(cur, cmd, flag);
  77         }
  78         default:
  79                 return InsetMathGrid::getStatus(cur, cmd, flag);
  80         }
  81 }
  82
  83
  84 void InsetMathSubstack::infoize(odocstream & os) const
  85 {
  86         os << "Substack ";
  87 }
  88
  89
  90 void InsetMathSubstack::write(WriteStream & os) const
  91 {
  92         MathEnsurer ensurer(os);
  93         os << "\\substack{";
  94         InsetMathGrid::write(os);
  95         os << "}\n";
  96 }
  97
  98
  99 void InsetMathSubstack::normalize(NormalStream & os) const
 100 {
 101         os << "[substack ";
 102         InsetMathGrid::normalize(os);
 103         os << ']';
 104 }
 105
 106
 107 void InsetMathSubstack::maple(MapleStream & os) const
 108 {
 109         os << "substack(";
 110         InsetMathGrid::maple(os);
 111         os << ')';
 112 }
 113
 114
 115 void InsetMathSubstack::validate(LaTeXFeatures & features) const
 116 {
 117         features.require("amsmath");
 118         InsetMathGrid::validate(features);
 119 }
 120
 121
 122 } // namespace lyx