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         xo_ = x;
  61         yo_ = y;
  62         button_.draw(pi, x, y);
  63 }
  64
  65
  66 void InsetCommand::setParams(InsetCommandParams const & p)
  67 {
  68         p_ = p;
  69         set_label_ = false;
  70 }
  71
  72
  73 int InsetCommand::latex(Buffer const &, ostream & os,
  74                         OutputParams const &) const
  75 {
  76         os << getCommand();
  77         return 0;
  78 }
  79
  80
  81 int InsetCommand::plaintext(Buffer const &, ostream &,
  82                         OutputParams const &) const
  83 {
  84         return 0;
  85 }
  86
  87
  88 int InsetCommand::linuxdoc(Buffer const &, ostream &,
  89                            OutputParams const &) const
  90 {
  91         return 0;
  92 }
  93
  94
  95 int InsetCommand::docbook(Buffer const &, ostream &,
  96                           OutputParams const &) const
  97 {
  98         return 0;
  99 }
 100
 101
 102 DispatchResult
 103 InsetCommand::priv_dispatch(FuncRequest const & cmd, idx_type &, pos_type &)
 104 {
 105         switch (cmd.action) {
 106         case LFUN_INSET_MODIFY: {
 107                 InsetCommandParams p;
 108                 InsetCommandMailer::string2params(mailer_name_, cmd.argument, p);
 109                 if (p.getCmdName().empty())
 110                         return DispatchResult(false);
 111
 112                 setParams(p);
 113                 cmd.view()->update();
 114                 return DispatchResult(true, true);
 115         }
 116
 117         case LFUN_INSET_DIALOG_UPDATE:
 118                 InsetCommandMailer(cmd.argument, *this).updateDialog(cmd.view());
 119                 return DispatchResult(true, true);
 120
 121         case LFUN_INSET_DIALOG_SHOW:
 122         case LFUN_MOUSE_RELEASE: {
 123                 if (!mailer_name_.empty())
 124                         InsetCommandMailer(mailer_name_, *this).
 125                                 showDialog(cmd.view());
 126                 return DispatchResult(true);
 127         }
 128
 129         default:
 130                 return DispatchResult(false);
 131         }
 132
 133 }
 134
 135
 136 InsetCommandMailer::InsetCommandMailer(string const & name,
 137                                        InsetCommand & inset)
 138         : name_(name), inset_(inset)
 139 {}
 140
 141
 142 string const InsetCommandMailer::inset2string(Buffer const &) const
 143 {
 144         return params2string(name(), inset_.params());
 145 }
 146
 147
 148 void InsetCommandMailer::string2params(string const & name,
 149                                        string const & in,
 150                                        InsetCommandParams & params)
 151 {
 152         params = InsetCommandParams();
 153         if (in.empty())
 154                 return;
 155
 156         istringstream data(in);
 157         LyXLex lex(0,0);
 158         lex.setStream(data);
 159
 160         string n;
 161         lex >> n;
 162         if (!lex || n != name)
 163                 return print_mailer_error("InsetCommandMailer", in, 1, name);
 164
 165         // This is part of the inset proper that is usually swallowed
 166         // by LyXText::readInset
 167         string id;
 168         lex >> id;
 169         if (!lex || id != "LatexCommand")
 170                 return print_mailer_error("InsetCommandMailer", in, 2, "LatexCommand");
 171
 172         params.read(lex);
 173 }
 174
 175
 176 string const
 177 InsetCommandMailer::params2string(string const & name,
 178                                   InsetCommandParams const & params)
 179 {
 180         ostringstream data;
 181         data << name << ' ';
 182         params.write(data);
 183         data << "\\end_inset\n";
 184         return data.str();
 185 }