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 #include "BufferView.h"
  16 #include "debug.h"
  17 #include "funcrequest.h"
  18 #include "lyxlex.h"
  19 #include "metricsinfo.h"
  20
  21 #include "frontends/Painter.h"
  22
  23 #include "support/lstrings.h"
  24
  25 #include "Lsstream.h"
  26
  27 using std::ostream;
  28
  29
  30 InsetCommand::InsetCommand(InsetCommandParams const & p)
  31         : p_(p.getCmdName(), p.getContents(), p.getOptions()),
  32           set_label_(false)
  33 {}
  34
  35
  36 BufferView * InsetCommand::view() const
  37 {
  38         return button_.view();
  39 }
  40
  41
  42 void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
  43 {
  44         if (!set_label_) {
  45                 set_label_ = true;
  46                 button_.update(getScreenLabel(mi.base.bv->buffer()),
  47                                editable() != NOT_EDITABLE);
  48         }
  49         button_.metrics(mi, dim);
  50 }
  51
  52
  53 void InsetCommand::draw(PainterInfo & pi, int x, int y) const
  54 {
  55         button_.draw(pi, x, y);
  56 }
  57
  58
  59 void InsetCommand::setParams(InsetCommandParams const & p)
  60 {
  61         p_.setCmdName(p.getCmdName());
  62         p_.setContents(p.getContents());
  63         p_.setOptions(p.getOptions());
  64         set_label_ = false;
  65 }
  66
  67
  68 int InsetCommand::latex(Buffer const *, ostream & os,
  69                         LatexRunParams const &) const
  70 {
  71         os << getCommand();
  72         return 0;
  73 }
  74
  75
  76 int InsetCommand::ascii(Buffer const *, ostream &, int) const
  77 {
  78         return 0;
  79 }
  80
  81
  82 int InsetCommand::linuxdoc(Buffer const *, ostream &) const
  83 {
  84         return 0;
  85 }
  86
  87
  88 int InsetCommand::docbook(Buffer const *, ostream &, bool) const
  89 {
  90         return 0;
  91 }
  92
  93
  94 dispatch_result InsetCommand::localDispatch(FuncRequest const & cmd)
  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 UNDISPATCHED;
 102
 103                 setParams(p);
 104                 cmd.view()->updateInset(this);
 105                 return DISPATCHED;
 106         }
 107
 108         case LFUN_INSET_DIALOG_UPDATE:
 109                 InsetCommandMailer(cmd.argument, *this).updateDialog(cmd.view());
 110                 return DISPATCHED;
 111
 112         case LFUN_MOUSE_RELEASE:
 113                 return localDispatch(FuncRequest(cmd.view(), LFUN_INSET_EDIT));
 114
 115         default:
 116                 return UNDISPATCHED;
 117         }
 118
 119 }
 120
 121
 122 InsetCommandMailer::InsetCommandMailer(string const & name,
 123                                        InsetCommand & inset)
 124         : name_(name), inset_(inset)
 125 {}
 126
 127
 128 string const InsetCommandMailer::inset2string() const
 129 {
 130         return params2string(name(), inset_.params());
 131 }
 132
 133
 134 void InsetCommandMailer::string2params(string const & in,
 135                                        InsetCommandParams & params)
 136 {
 137         params.setCmdName(string());
 138         params.setContents(string());
 139         params.setOptions(string());
 140
 141         if (in.empty())
 142                 return;
 143
 144         istringstream data(STRCONV(in));
 145         LyXLex lex(0,0);
 146         lex.setStream(data);
 147
 148         if (lex.isOK()) {
 149                 lex.next();
 150                 string const name = lex.getString();
 151         }
 152
 153         // This is part of the inset proper that is usually swallowed
 154         // by Buffer::readInset
 155         if (lex.isOK()) {
 156                 lex.next();
 157                 string const token = lex.getString();
 158                 if (token != "LatexCommand")
 159                         return;
 160         }
 161         if (lex.isOK()) {
 162                 params.read(lex);
 163         }
 164 }
 165
 166
 167 string const InsetCommandMailer::params2string(string const & name,
 168                                   InsetCommandParams const & params)
 169 {
 170         ostringstream data;
 171         data << name << ' ';
 172         params.write(data);
 173         data << "\\end_inset\n";
 174         return STRCONV(data.str());
 175 }