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 "funcrequest.h"
  18 #include "lyxlex.h"
  19 #include "metricsinfo.h"
  20
  21 #include "support/std_sstream.h"
  22
  23 using std::istringstream;
  24 using std::ostream;
  25 using std::ostringstream;
  26
  27
  28 InsetCommand::InsetCommand(InsetCommandParams const & p)
  29         : p_(p.getCmdName(), p.getContents(), p.getOptions()),
  30           set_label_(false)
  31 {}
  32
  33
  34 BufferView * InsetCommand::view() const
  35 {
  36         return button_.view();
  37 }
  38
  39
  40 void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
  41 {
  42         if (!set_label_) {
  43                 set_label_ = true;
  44                 button_.update(getScreenLabel(*mi.base.bv->buffer()),
  45                                editable() != NOT_EDITABLE);
  46         }
  47         button_.metrics(mi, dim);
  48         dim_ = dim;
  49 }
  50
  51
  52 void InsetCommand::draw(PainterInfo & pi, int x, int y) const
  53 {
  54         button_.draw(pi, x, y);
  55 }
  56
  57
  58 void InsetCommand::setParams(InsetCommandParams const & p)
  59 {
  60         p_.setCmdName(p.getCmdName());
  61         p_.setContents(p.getContents());
  62         p_.setOptions(p.getOptions());
  63         set_label_ = false;
  64 }
  65
  66
  67 int InsetCommand::latex(Buffer const &, ostream & os,
  68                         LatexRunParams const &) const
  69 {
  70         os << getCommand();
  71         return 0;
  72 }
  73
  74
  75 int InsetCommand::ascii(Buffer const &, ostream &, int) const
  76 {
  77         return 0;
  78 }
  79
  80
  81 int InsetCommand::linuxdoc(Buffer const &, ostream &) const
  82 {
  83         return 0;
  84 }
  85
  86
  87 int InsetCommand::docbook(Buffer const &, ostream &, bool) const
  88 {
  89         return 0;
  90 }
  91
  92
  93 dispatch_result InsetCommand::localDispatch(FuncRequest const & cmd)
  94 {
  95         switch (cmd.action) {
  96         case LFUN_INSET_MODIFY: {
  97                 InsetCommandParams p;
  98                 InsetCommandMailer::string2params(cmd.argument, p);
  99                 if (p.getCmdName().empty())
 100                         return UNDISPATCHED;
 101
 102                 setParams(p);
 103                 cmd.view()->updateInset(this);
 104                 return DISPATCHED;
 105         }
 106
 107         case LFUN_INSET_DIALOG_UPDATE:
 108                 InsetCommandMailer(cmd.argument, *this).updateDialog(cmd.view());
 109                 return DISPATCHED;
 110
 111         case LFUN_MOUSE_RELEASE:
 112                 return localDispatch(FuncRequest(cmd.view(), LFUN_INSET_EDIT));
 113
 114         default:
 115                 return InsetOld::localDispatch(cmd);
 116         }
 117
 118 }
 119
 120
 121 InsetCommandMailer::InsetCommandMailer(string const & name,
 122                                        InsetCommand & inset)
 123         : name_(name), inset_(inset)
 124 {}
 125
 126
 127 string const InsetCommandMailer::inset2string(Buffer const &) const
 128 {
 129         return params2string(name(), inset_.params());
 130 }
 131
 132
 133 void InsetCommandMailer::string2params(string const & in,
 134                                        InsetCommandParams & params)
 135 {
 136         params.setCmdName(string());
 137         params.setContents(string());
 138         params.setOptions(string());
 139
 140         if (in.empty())
 141                 return;
 142
 143         istringstream data(STRCONV(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 STRCONV(data.str());
 174 }