src/insets/InsetBranch.cpp

   1 /**
   2  * \file InsetBranch.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Martin Vermeer
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "InsetBranch.h"
  14
  15 #include "Buffer.h"
  16 #include "BufferParams.h"
  17 #include "BranchList.h"
  18 #include "Counters.h"
  19 #include "Cursor.h"
  20 #include "DispatchResult.h"
  21 #include "FuncRequest.h"
  22 #include "FuncStatus.h"
  23 #include "gettext.h"
  24 #include "Lexer.h"
  25 #include "OutputParams.h"
  26
  27 #include <sstream>
  28
  29
  30 namespace lyx {
  31
  32 using std::string;
  33 using std::istringstream;
  34 using std::ostream;
  35 using std::ostringstream;
  36
  37
  38 InsetBranch::InsetBranch(BufferParams const & bp,
  39                          InsetBranchParams const & params)
  40         : InsetCollapsable(bp), params_(params)
  41 {
  42         setButtonLabel();
  43 }
  44
  45
  46 InsetBranch::InsetBranch(InsetBranch const & in)
  47         : InsetCollapsable(in), params_(in.params_)
  48 {
  49         setButtonLabel();
  50 }
  51
  52
  53 InsetBranch::~InsetBranch()
  54 {
  55         InsetBranchMailer(*this).hideDialog();
  56 }
  57
  58
  59 Inset * InsetBranch::clone() const
  60 {
  61         return new InsetBranch(*this);
  62 }
  63
  64
  65 docstring const InsetBranch::editMessage() const
  66 {
  67         return _("Opened Branch Inset");
  68 }
  69
  70
  71 void InsetBranch::write(Buffer const & buf, ostream & os) const
  72 {
  73         params_.write(os);
  74         InsetCollapsable::write(buf, os);
  75 }
  76
  77
  78 void InsetBranch::read(Buffer const & buf, Lexer & lex)
  79 {
  80         params_.read(lex);
  81         InsetCollapsable::read(buf, lex);
  82 }
  83
  84
  85 void InsetBranch::setButtonLabel()
  86 {
  87         docstring s = _("Branch: ") + params_.branch;
  88         if (!params_.branch.empty()) {
  89                 // FIXME UNICODE
  90                 ColorCode c = lcolor.getFromLyXName(to_utf8(params_.branch));
  91                 if (c == Color_none) {
  92                         s = _("Undef: ") + s;
  93                 }
  94         }
  95         if (decoration() == Classic)
  96                 setLabel(isOpen() ? s : getNewLabel(s) );
  97         else
  98                 setLabel(params_.branch + ": " + getNewLabel(s));
  99 }
 100
 101
 102 ColorCode InsetBranch::backgroundColor() const
 103 {
 104         if (!params_.branch.empty()) {
 105                 // FIXME UNICODE
 106                 ColorCode c = lcolor.getFromLyXName(to_utf8(params_.branch));
 107                 if (c == Color_none) {
 108                         c = Color_error;
 109                 }
 110                 return c;
 111         } else
 112                 return Inset::backgroundColor();
 113 }
 114
 115
 116 bool InsetBranch::showInsetDialog(BufferView * bv) const
 117 {
 118         InsetBranchMailer(const_cast<InsetBranch &>(*this)).showDialog(bv);
 119         return true;
 120 }
 121
 122
 123 void InsetBranch::doDispatch(Cursor & cur, FuncRequest & cmd)
 124 {
 125         switch (cmd.action) {
 126         case LFUN_INSET_MODIFY: {
 127                 InsetBranchParams params;
 128                 InsetBranchMailer::string2params(to_utf8(cmd.argument()), params);
 129                 params_.branch = params.branch;
 130                 setLayout(cur.buffer().params());
 131                 break;
 132         }
 133
 134         case LFUN_MOUSE_PRESS:
 135                 if (cmd.button() != mouse_button::button3)
 136                         InsetCollapsable::doDispatch(cur, cmd);
 137                 else
 138                         cur.undispatched();
 139                 break;
 140
 141         case LFUN_INSET_DIALOG_UPDATE:
 142                 InsetBranchMailer(*this).updateDialog(&cur.bv());
 143                 break;
 144
 145         case LFUN_MOUSE_RELEASE:
 146                 if (cmd.button() == mouse_button::button3 && hitButton(cmd))
 147                         InsetBranchMailer(*this).showDialog(&cur.bv());
 148                 else
 149                         InsetCollapsable::doDispatch(cur, cmd);
 150                 break;
 151
 152
 153         case LFUN_INSET_TOGGLE:
 154                 if (cmd.argument() == "assign") {
 155                         // The branch inset uses "assign".
 156                         if (isBranchSelected(cur.buffer())) {
 157                                 if (status() != Open)
 158                                         setStatus(cur, Open);
 159                                 else
 160                                         cur.undispatched();
 161                         } else {
 162                                 if (status() != Collapsed)
 163                                         setStatus(cur, Collapsed);
 164                                 else
 165                                         cur.undispatched();
 166                         }
 167                 }
 168                 else
 169                         InsetCollapsable::doDispatch(cur, cmd);
 170                 break;
 171
 172         default:
 173                 InsetCollapsable::doDispatch(cur, cmd);
 174                 break;
 175         }
 176 }
 177
 178
 179 bool InsetBranch::getStatus(Cursor & cur, FuncRequest const & cmd,
 180                 FuncStatus & flag) const
 181 {
 182         switch (cmd.action) {
 183         case LFUN_INSET_MODIFY:
 184         case LFUN_INSET_DIALOG_UPDATE:
 185                 flag.enabled(true);
 186                 break;
 187
 188         case LFUN_INSET_TOGGLE:
 189                 if (cmd.argument() == "open" || cmd.argument() == "close" ||
 190                     cmd.argument() == "toggle")
 191                         flag.enabled(true);
 192                 else if (cmd.argument() == "assign"
 193                            || cmd.argument().empty()) {
 194                         if (isBranchSelected(cur.buffer()))
 195                                 flag.enabled(status() != Open);
 196                         else
 197                                 flag.enabled(status() != Collapsed);
 198                 } else
 199                         flag.enabled(true);
 200                 break;
 201
 202         default:
 203                 return InsetCollapsable::getStatus(cur, cmd, flag);
 204         }
 205         return true;
 206 }
 207
 208
 209 bool InsetBranch::isBranchSelected(Buffer const & buffer) const
 210 {
 211         Buffer const & realbuffer = *buffer.masterBuffer();
 212         BranchList const & branchlist = realbuffer.params().branchlist();
 213         BranchList::const_iterator const end = branchlist.end();
 214         BranchList::const_iterator it =
 215                 std::find_if(branchlist.begin(), end,
 216                              BranchNamesEqual(params_.branch));
 217         if (it == end)
 218                 return false;
 219         return it->getSelected();
 220 }
 221
 222
 223 void InsetBranch::updateLabels(Buffer const & buf, ParIterator const & it)
 224 {
 225         if (isBranchSelected(buf))
 226                 InsetCollapsable::updateLabels(buf, it);
 227         else {
 228                 TextClass const & tclass = buf.params().getTextClass();
 229                 Counters savecnt = tclass.counters();
 230                 InsetCollapsable::updateLabels(buf, it);
 231                 tclass.counters() = savecnt;
 232         }
 233 }
 234
 235
 236 int InsetBranch::latex(Buffer const & buf, odocstream & os,
 237                        OutputParams const & runparams) const
 238 {
 239         return isBranchSelected(buf) ?
 240                 InsetText::latex(buf, os, runparams) : 0;
 241 }
 242
 243
 244 int InsetBranch::plaintext(Buffer const & buf, odocstream & os,
 245                            OutputParams const & runparams) const
 246 {
 247         if (!isBranchSelected(buf))
 248                 return 0;
 249
 250         os << '[' << buf.B_("branch") << ' ' << params_.branch << ":\n";
 251         InsetText::plaintext(buf, os, runparams);
 252         os << "\n]";
 253
 254         return PLAINTEXT_NEWLINE + 1; // one char on a separate line
 255 }
 256
 257
 258 int InsetBranch::docbook(Buffer const & buf, odocstream & os,
 259                          OutputParams const & runparams) const
 260 {
 261         return isBranchSelected(buf) ?
 262                 InsetText::docbook(buf, os, runparams) : 0;
 263 }
 264
 265
 266 void InsetBranch::textString(Buffer const & buf, odocstream & os) const
 267 {
 268         if (isBranchSelected(buf))
 269                 os << paragraphs().begin()->asString(buf, true);
 270 }
 271
 272
 273 void InsetBranch::validate(LaTeXFeatures & features) const
 274 {
 275         InsetText::validate(features);
 276 }
 277
 278
 279
 280 string const InsetBranchMailer::name_("branch");
 281
 282 InsetBranchMailer::InsetBranchMailer(InsetBranch & inset)
 283         : inset_(inset)
 284 {}
 285
 286
 287 string const InsetBranchMailer::inset2string(Buffer const &) const
 288 {
 289         return params2string(inset_.params());
 290 }
 291
 292
 293 string const InsetBranchMailer::params2string(InsetBranchParams const & params)
 294 {
 295         ostringstream data;
 296         data << name_ << ' ';
 297         params.write(data);
 298         return data.str();
 299 }
 300
 301
 302 void InsetBranchMailer::string2params(string const & in,
 303                                       InsetBranchParams & params)
 304 {
 305         params = InsetBranchParams();
 306         if (in.empty())
 307                 return;
 308
 309         istringstream data(in);
 310         Lexer lex(0,0);
 311         lex.setStream(data);
 312
 313         string name;
 314         lex >> name;
 315         if (name != name_)
 316                 return print_mailer_error("InsetBranchMailer", in, 1, name_);
 317
 318         // This is part of the inset proper that is usually swallowed
 319         // by Text::readInset
 320         string id;
 321         lex >> id;
 322         if (!lex || id != "Branch")
 323                 return print_mailer_error("InsetBranchMailer", in, 2, "Branch");
 324
 325         params.read(lex);
 326 }
 327
 328
 329 void InsetBranchParams::write(ostream & os) const
 330 {
 331         os << "Branch " << to_utf8(branch) << '\n';
 332 }
 333
 334
 335 void InsetBranchParams::read(Lexer & lex)
 336 {
 337         lex >> branch;
 338 }
 339
 340 } // namespace lyx