src/insets/insetcommand.C

   1 /**
   2  * \file insetcommand.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  * \author Lars Gullik Bjønnes
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "insetcommand.h"
  15
  16 #include "BufferView.h"
  17 #include "dispatchresult.h"
  18 #include "funcrequest.h"
  19 #include "lyxlex.h"
  20 #include "metricsinfo.h"
  21
  22 #include "support/std_sstream.h"
  23
  24
  25 using std::string;
  26 using std::istringstream;
  27 using std::ostream;
  28 using std::ostringstream;
  29
  30
  31 InsetCommand::InsetCommand(InsetCommandParams const & p,
  32                            string const & mailer_name)
  33         : p_(p.getCmdName(), p.getContents(), p.getOptions()),
  34           mailer_name_(mailer_name),
  35           set_label_(false)
  36 {}
  37
  38
  39 InsetCommand::~InsetCommand()
  40 {
  41         if (!mailer_name_.empty())
  42                 InsetCommandMailer(mailer_name_, *this).hideDialog();
  43 }
  44
  45
  46 void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
  47 {
  48         if (!set_label_) {
  49                 set_label_ = true;
  50                 button_.update(getScreenLabel(*mi.base.bv->buffer()),
  51                                editable() != NOT_EDITABLE);
  52         }
  53         button_.metrics(mi, dim);
  54         dim_ = dim;
  55 }
  56
  57
  58 void InsetCommand::draw(PainterInfo & pi, int x, int y) const
  59 {
  60         setPosCache(pi, x, y);
  61         button_.draw(pi, x, y);
  62 }
  63
  64
  65 void InsetCommand::setParams(InsetCommandParams const & p)
  66 {
  67         p_ = p;
  68         set_label_ = false;
  69 }
  70
  71
  72 int InsetCommand::latex(Buffer const &, ostream & os,
  73                         OutputParams const &) const
  74 {
  75         os << getCommand();
  76         return 0;
  77 }
  78
  79
  80 int InsetCommand::plaintext(Buffer const &, ostream &,
  81                         OutputParams const &) const
  82 {
  83         return 0;
  84 }
  85
  86
  87 int InsetCommand::linuxdoc(Buffer const &, ostream &,
  88                            OutputParams const &) const
  89 {
  90         return 0;
  91 }
  92
  93
  94 int InsetCommand::docbook(Buffer const &, ostream &,
  95                           OutputParams const &) const
  96 {
  97         return 0;
  98 }
  99
 100
 101 DispatchResult
 102 InsetCommand::priv_dispatch(LCursor & cur, FuncRequest const & cmd)
 103 {
 104         switch (cmd.action) {
 105         case LFUN_INSET_MODIFY: {
 106                 InsetCommandParams p;
 107                 InsetCommandMailer::string2params(mailer_name_, cmd.argument, p);
 108                 if (p.getCmdName().empty())
 109                         return DispatchResult(false);
 110                 setParams(p);
 111                 cur.bv().update();
 112                 return DispatchResult(true, true);
 113         }
 114
 115         case LFUN_INSET_DIALOG_UPDATE:
 116                 InsetCommandMailer(cmd.argument, *this).updateDialog(&cur.bv());
 117                 return DispatchResult(true, true);
 118
 119         case LFUN_INSET_DIALOG_SHOW:
 120         case LFUN_MOUSE_RELEASE: {
 121                 if (!mailer_name_.empty())
 122                         InsetCommandMailer(mailer_name_, *this).showDialog(&cur.bv());
 123                 return DispatchResult(true);
 124         }
 125
 126         default:
 127                 return DispatchResult(false);
 128         }
 129
 130 }
 131
 132
 133 InsetCommandMailer::InsetCommandMailer(string const & name,
 134                                        InsetCommand & inset)
 135         : name_(name), inset_(inset)
 136 {}
 137
 138
 139 string const InsetCommandMailer::inset2string(Buffer const &) const
 140 {
 141         return params2string(name(), inset_.params());
 142 }
 143
 144
 145 void InsetCommandMailer::string2params(string const & name,
 146                                        string const & in,
 147                                        InsetCommandParams & params)
 148 {
 149         params = InsetCommandParams();
 150         if (in.empty())
 151                 return;
 152
 153         istringstream data(in);
 154         LyXLex lex(0,0);
 155         lex.setStream(data);
 156
 157         string n;
 158         lex >> n;
 159         if (!lex || n != name)
 160                 return print_mailer_error("InsetCommandMailer", in, 1, name);
 161
 162         // This is part of the inset proper that is usually swallowed
 163         // by LyXText::readInset
 164         string id;
 165         lex >> id;
 166         if (!lex || id != "LatexCommand")
 167                 return print_mailer_error("InsetCommandMailer", in, 2, "LatexCommand");
 168
 169         params.read(lex);
 170 }
 171
 172
 173 string const
 174 InsetCommandMailer::params2string(string const & name,
 175                                   InsetCommandParams const & params)
 176 {
 177         ostringstream data;
 178         data << name << ' ';
 179         params.write(data);
 180         data << "\\end_inset\n";
 181         return data.str();
 182 }