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         : p_(p.getCmdName(), p.getContents(), p.getOptions()),
  33           set_label_(false)
  34 {}
  35
  36
  37 void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
  38 {
  39         if (!set_label_) {
  40                 set_label_ = true;
  41                 button_.update(getScreenLabel(*mi.base.bv->buffer()),
  42                                editable() != NOT_EDITABLE);
  43         }
  44         button_.metrics(mi, dim);
  45         dim_ = dim;
  46 }
  47
  48
  49 void InsetCommand::draw(PainterInfo & pi, int x, int y) const
  50 {
  51         xo_ = x;
  52         yo_ = y;
  53         button_.draw(pi, x, y);
  54 }
  55
  56
  57 void InsetCommand::setParams(InsetCommandParams const & p)
  58 {
  59         p_ = p;
  60         set_label_ = false;
  61 }
  62
  63
  64 int InsetCommand::latex(Buffer const &, ostream & os,
  65                         OutputParams const &) const
  66 {
  67         os << getCommand();
  68         return 0;
  69 }
  70
  71
  72 int InsetCommand::plaintext(Buffer const &, ostream &,
  73                         OutputParams const &) const
  74 {
  75         return 0;
  76 }
  77
  78
  79 int InsetCommand::linuxdoc(Buffer const &, ostream &,
  80                            OutputParams const &) const
  81 {
  82         return 0;
  83 }
  84
  85
  86 int InsetCommand::docbook(Buffer const &, ostream &,
  87                           OutputParams const &) const
  88 {
  89         return 0;
  90 }
  91
  92
  93 DispatchResult
  94 InsetCommand::priv_dispatch(FuncRequest const & cmd, idx_type &, pos_type &)
  95 {
  96         switch (cmd.action) {
  97         case LFUN_INSET_MODIFY: {
  98                 InsetCommandParams p;
  99                 InsetCommandMailer::string2params(cmd.argument, p);
 100                 if (p.getCmdName().empty())
 101                         return DispatchResult(false);
 102
 103                 setParams(p);
 104                 cmd.view()->update();
 105                 return DispatchResult(true, true);
 106         }
 107
 108         case LFUN_INSET_DIALOG_UPDATE:
 109                 InsetCommandMailer(cmd.argument, *this).updateDialog(cmd.view());
 110                 return DispatchResult(true, true);
 111
 112         case LFUN_MOUSE_RELEASE:
 113                 edit(cmd.view(), true);
 114                 return DispatchResult(true);
 115
 116         default:
 117                 return DispatchResult(false);
 118         }
 119
 120 }
 121
 122
 123 InsetCommandMailer::InsetCommandMailer(string const & name,
 124                                        InsetCommand & inset)
 125         : name_(name), inset_(inset)
 126 {}
 127
 128
 129 string const InsetCommandMailer::inset2string(Buffer const &) const
 130 {
 131         return params2string(name(), inset_.params());
 132 }
 133
 134
 135 void InsetCommandMailer::string2params(string const & in,
 136                                        InsetCommandParams & params)
 137 {
 138         params = InsetCommandParams();
 139
 140         if (in.empty())
 141                 return;
 142
 143         istringstream data(in);
 144         LyXLex lex(0,0);
 145         lex.setStream(data);
 146
 147         if (lex.isOK()) {
 148                 lex.next();
 149                 string const name = lex.getString();
 150         }
 151
 152         // This is part of the inset proper that is usually swallowed
 153         // by Buffer::readInset
 154         if (lex.isOK()) {
 155                 lex.next();
 156                 string const token = lex.getString();
 157                 if (token != "LatexCommand")
 158                         return;
 159         }
 160         if (lex.isOK()) {
 161                 params.read(lex);
 162         }
 163 }
 164
 165
 166 string const InsetCommandMailer::params2string(string const & name,
 167                                   InsetCommandParams const & params)
 168 {
 169         ostringstream data;
 170         data << name << ' ';
 171         params.write(data);
 172         data << "\\end_inset\n";
 173         return data.str();
 174 }