src/insets/InsetBox.cpp

   1 /**
   2  * \file InsetBox.cpp
   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 Martin Vermeer
   8  * \author Jürgen Spitzmüller
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "InsetBox.h"
  16
  17 #include "BufferView.h"
  18 #include "Cursor.h"
  19 #include "DispatchResult.h"
  20 #include "debug.h"
  21 #include "FuncStatus.h"
  22 #include "FuncRequest.h"
  23 #include "gettext.h"
  24 #include "LaTeXFeatures.h"
  25 #include "Color.h"
  26 #include "Lexer.h"
  27 #include "MetricsInfo.h"
  28 #include "TextMetrics.h"
  29
  30 #include "support/Translator.h"
  31
  32 #include <sstream>
  33
  34
  35 namespace lyx {
  36
  37 using std::string;
  38 using std::istringstream;
  39 using std::ostream;
  40 using std::ostringstream;
  41 using std::endl;
  42
  43
  44 namespace {
  45
  46 typedef Translator<std::string, InsetBox::BoxType> BoxTranslator;
  47 typedef Translator<docstring, InsetBox::BoxType> BoxTranslatorLoc;
  48
  49 BoxTranslator const init_boxtranslator()
  50 {
  51         BoxTranslator translator("Boxed", InsetBox::Boxed);
  52         translator.addPair("Frameless", InsetBox::Frameless);
  53         translator.addPair("ovalbox", InsetBox::ovalbox);
  54         translator.addPair("Ovalbox", InsetBox::Ovalbox);
  55         translator.addPair("Shadowbox", InsetBox::Shadowbox);
  56         translator.addPair("Doublebox",InsetBox::Doublebox);
  57         return translator;
  58 }
  59
  60
  61 BoxTranslatorLoc const init_boxtranslator_loc()
  62 {
  63         BoxTranslatorLoc translator(_("Boxed"), InsetBox::Boxed);
  64         translator.addPair(_("Frameless"), InsetBox::Frameless);
  65         translator.addPair(_("ovalbox"), InsetBox::ovalbox);
  66         translator.addPair(_("Ovalbox"), InsetBox::Ovalbox);
  67         translator.addPair(_("Shadowbox"), InsetBox::Shadowbox);
  68         translator.addPair(_("Doublebox"), InsetBox::Doublebox);
  69         return translator;
  70 }
  71
  72
  73 BoxTranslator const & boxtranslator()
  74 {
  75         static BoxTranslator translator = init_boxtranslator();
  76         return translator;
  77 }
  78
  79
  80 BoxTranslatorLoc const & boxtranslator_loc()
  81 {
  82         static BoxTranslatorLoc translator = init_boxtranslator_loc();
  83         return translator;
  84 }
  85
  86 } // anon
  87
  88
  89 void InsetBox::init()
  90 {
  91         setButtonLabel();
  92 }
  93
  94
  95 InsetBox::InsetBox(BufferParams const & bp, string const & label)
  96         : InsetCollapsable(bp), params_(label)
  97 {
  98         init();
  99 }
 100
 101
 102 InsetBox::InsetBox(InsetBox const & in)
 103         : InsetCollapsable(in), params_(in.params_)
 104 {
 105         init();
 106 }
 107
 108
 109 InsetBox::~InsetBox()
 110 {
 111         InsetBoxMailer(*this).hideDialog();
 112 }
 113
 114
 115 Inset * InsetBox::clone() const
 116 {
 117         return new InsetBox(*this);
 118 }
 119
 120
 121 docstring const InsetBox::editMessage() const
 122 {
 123         return _("Opened Box Inset");
 124 }
 125
 126
 127 void InsetBox::write(Buffer const & buf, ostream & os) const
 128 {
 129         params_.write(os);
 130         InsetCollapsable::write(buf, os);
 131 }
 132
 133
 134 void InsetBox::read(Buffer const & buf, Lexer & lex)
 135 {
 136         params_.read(lex);
 137         InsetCollapsable::read(buf, lex);
 138         setButtonLabel();
 139 }
 140
 141
 142 void InsetBox::setButtonLabel()
 143 {
 144         Font font(Font::ALL_SANE);
 145         font.decSize();
 146         font.decSize();
 147
 148         BoxType btype = boxtranslator().find(params_.type);
 149
 150         docstring label;
 151         label += _("Box");
 152         label += " (";
 153         if (btype == Frameless) {
 154                 if (params_.use_parbox)
 155                         label += _("Parbox");
 156                 else
 157                         label += _("Minipage");
 158         } else
 159                 label += boxtranslator_loc().find(btype);
 160         label += ")";
 161
 162         setLabel(label);
 163
 164         font.setColor(Color::foreground);
 165         setLabelFont(font);
 166 }
 167
 168
 169 bool InsetBox::hasFixedWidth() const
 170 {
 171       return params_.inner_box || params_.special != "width";
 172 }
 173
 174
 175 bool InsetBox::metrics(MetricsInfo & m, Dimension & dim) const
 176 {
 177         MetricsInfo mi = m;
 178         // first round in order to know the minimum size.
 179         InsetCollapsable::metrics(mi, dim);
 180         if (hasFixedWidth())
 181                 mi.base.textwidth =     std::max(dim.width(),
 182                         params_.width.inPixels(m.base.textwidth));
 183         InsetCollapsable::metrics(mi, dim);
 184         bool const changed = dim_ != dim;
 185         dim_ = dim;
 186         return changed;
 187 }
 188
 189
 190 bool InsetBox::forceDefaultParagraphs(idx_type) const
 191 {
 192         return !params_.inner_box;
 193 }
 194
 195
 196 bool InsetBox::showInsetDialog(BufferView * bv) const
 197 {
 198         InsetBoxMailer(const_cast<InsetBox &>(*this)).showDialog(bv);
 199         return true;
 200 }
 201
 202
 203 void InsetBox::doDispatch(Cursor & cur, FuncRequest & cmd)
 204 {
 205         switch (cmd.action) {
 206
 207         case LFUN_INSET_MODIFY: {
 208                 //lyxerr << "InsetBox::dispatch MODIFY" << endl;
 209                 InsetBoxMailer::string2params(to_utf8(cmd.argument()), params_);
 210                 setButtonLabel();
 211                 break;
 212         }
 213
 214         case LFUN_INSET_DIALOG_UPDATE:
 215                 InsetBoxMailer(*this).updateDialog(&cur.bv());
 216                 break;
 217
 218         case LFUN_MOUSE_RELEASE:
 219                 if (cmd.button() == mouse_button::button3 && hitButton(cmd)) {
 220                         InsetBoxMailer(*this).showDialog(&cur.bv());
 221                         break;
 222                 }
 223                 InsetCollapsable::doDispatch(cur, cmd);
 224                 break;
 225
 226         default:
 227                 InsetCollapsable::doDispatch(cur, cmd);
 228                 break;
 229         }
 230 }
 231
 232
 233 bool InsetBox::getStatus(Cursor & cur, FuncRequest const & cmd,
 234                 FuncStatus & flag) const
 235 {
 236         switch (cmd.action) {
 237
 238         case LFUN_INSET_MODIFY:
 239         case LFUN_INSET_DIALOG_UPDATE:
 240                 flag.enabled(true);
 241                 return true;
 242         case LFUN_BREAK_PARAGRAPH:
 243                 if (params_.inner_box) {
 244                         return InsetCollapsable::getStatus(cur, cmd, flag);
 245                 } else {
 246                         flag.enabled(false);
 247                         return true;
 248                 }
 249
 250         default:
 251                 return InsetCollapsable::getStatus(cur, cmd, flag);
 252         }
 253 }
 254
 255
 256 int InsetBox::latex(Buffer const & buf, odocstream & os,
 257                     OutputParams const & runparams) const
 258 {
 259         BoxType btype = boxtranslator().find(params_.type);
 260
 261         string width_string = params_.width.asLatexString();
 262         bool stdwidth(false);
 263         if (params_.inner_box &&
 264                         (width_string.find("1.0\\columnwidth") != string::npos
 265                         || width_string.find("1.0\\textwidth") != string::npos)) {
 266                 stdwidth = true;
 267                 switch (btype) {
 268                 case Frameless:
 269                         break;
 270                 case Boxed:
 271                         width_string += " - 2\\fboxsep - 2\\fboxrule";
 272                         break;
 273                 case ovalbox:
 274                         width_string += " - 2\\fboxsep - 0.8pt";
 275                         break;
 276                 case Ovalbox:
 277                         width_string += " - 2\\fboxsep - 1.6pt";
 278                         break;
 279                 case Shadowbox:
 280                         // Shadow falls outside right margin... opinions?
 281                         width_string += " - 2\\fboxsep - 2\\fboxrule"/* "-\\shadowsize"*/;
 282                         break;
 283                 case Doublebox:
 284                         width_string += " - 2\\fboxsep - 7.5\\fboxrule - 1.0pt";
 285                         break;
 286                 }
 287         }
 288
 289         int i = 0;
 290         os << "%\n";
 291         // Adapt to column/text width correctly also if paragraphs indented:
 292         if (stdwidth)
 293                 os << "\\noindent";
 294
 295         switch (btype) {
 296         case Frameless:
 297                 break;
 298         case Boxed:
 299                 os << "\\framebox";
 300                 if (!params_.inner_box) {
 301                         os << "{\\makebox";
 302                         // Special widths, see usrguide §3.5
 303                         // FIXME UNICODE
 304                         if (params_.special != "none") {
 305                                 os << "[" << params_.width.value()
 306                                    << '\\' << from_utf8(params_.special)
 307                                    << ']';
 308                         } else
 309                                 os << '[' << from_ascii(width_string)
 310                                    << ']';
 311                         if (params_.hor_pos != 'c')
 312                                 os << "[" << params_.hor_pos << "]";
 313                 }
 314
 315                 os << "{";
 316                 break;
 317         case ovalbox:
 318                 os << "\\ovalbox{";
 319                 break;
 320         case Ovalbox:
 321                 os << "\\Ovalbox{";
 322                 break;
 323         case Shadowbox:
 324                 os << "\\shadowbox{";
 325                 break;
 326         case Doublebox:
 327                 os << "\\doublebox{";
 328                 break;
 329         }
 330
 331         if (params_.inner_box) {
 332                 if (params_.use_parbox)
 333                         os << "\\parbox";
 334                 else
 335                         os << "\\begin{minipage}";
 336
 337                 os << "[" << params_.pos << "]";
 338                 if (params_.height_special == "none") {
 339                         // FIXME UNICODE
 340                         os << '[' << from_ascii(params_.height.asLatexString())
 341                            << ']';
 342                 } else {
 343                         // Special heights
 344                         // FIXME UNICODE
 345                         os << "[" << params_.height.value()
 346                            << '\\' << from_utf8(params_.height_special)
 347                            << ']';
 348                 }
 349                 if (params_.inner_pos != params_.pos)
 350                         os << "[" << params_.inner_pos << "]";
 351
 352                 // FIXME UNICODE
 353                 os << '{' << from_ascii(width_string) << '}';
 354
 355                 if (params_.use_parbox)
 356                         os << "{";
 357                 os << "%\n";
 358                 i += 1;
 359         }
 360
 361         i += InsetText::latex(buf, os, runparams);
 362
 363         if (params_.inner_box) {
 364                 if (params_.use_parbox)
 365                         os << "%\n}";
 366                 else
 367                         os << "%\n\\end{minipage}";
 368         }
 369
 370         switch (btype) {
 371         case Frameless:
 372                 break;
 373         case Boxed:
 374                 if (!params_.inner_box)
 375                         os << "}"; // for makebox
 376                 os << "}";
 377                 break;
 378         case ovalbox:
 379         case Ovalbox:
 380         case Doublebox:
 381         case Shadowbox:
 382                 os << "}";
 383                 break;
 384         }
 385         os << "%\n";
 386
 387         i += 3;
 388
 389         return i;
 390 }
 391
 392
 393 int InsetBox::plaintext(Buffer const & buf, odocstream & os,
 394                         OutputParams const & runparams) const
 395 {
 396         BoxType const btype = boxtranslator().find(params_.type);
 397
 398         switch (btype) {
 399                 case Frameless: break;
 400                 case Boxed:     os << "[\n";  break;
 401                 case ovalbox:   os << "(\n";  break;
 402                 case Ovalbox:   os << "((\n"; break;
 403                 case Shadowbox: os << "[/\n"; break;
 404                 case Doublebox: os << "[[\n"; break;
 405         }
 406
 407         InsetText::plaintext(buf, os, runparams);
 408
 409         int len = 0;
 410         switch (btype) {
 411                 case Frameless: os << "\n";            break;
 412                 case Boxed:     os << "\n]";  len = 1; break;
 413                 case ovalbox:   os << "\n)";  len = 1; break;
 414                 case Ovalbox:   os << "\n))"; len = 2; break;
 415                 case Shadowbox: os << "\n/]"; len = 2; break;
 416                 case Doublebox: os << "\n]]"; len = 2; break;
 417         }
 418
 419         return PLAINTEXT_NEWLINE + len; // len chars on a separate line
 420 }
 421
 422
 423 int InsetBox::docbook(Buffer const & buf, odocstream & os,
 424                       OutputParams const & runparams) const
 425 {
 426         return InsetText::docbook(buf, os, runparams);
 427 }
 428
 429
 430 void InsetBox::validate(LaTeXFeatures & features) const
 431 {
 432         BoxType btype = boxtranslator().find(params_.type);
 433         switch (btype) {
 434         case Frameless:
 435                 break;
 436         case Boxed:
 437                 features.require("calc");
 438                 break;
 439         case ovalbox:
 440         case Ovalbox:
 441         case Shadowbox:
 442         case Doublebox:
 443                 features.require("calc");
 444                 features.require("fancybox");
 445                 break;
 446         }
 447         InsetText::validate(features);
 448 }
 449
 450
 451 InsetBoxMailer::InsetBoxMailer(InsetBox & inset)
 452         : inset_(inset)
 453 {}
 454
 455
 456 string const InsetBoxMailer::name_ = "box";
 457
 458
 459 string const InsetBoxMailer::inset2string(Buffer const &) const
 460 {
 461         return params2string(inset_.params());
 462 }
 463
 464
 465 string const InsetBoxMailer::params2string(InsetBoxParams const & params)
 466 {
 467         ostringstream data;
 468         data << "box" << ' ';
 469         params.write(data);
 470         return data.str();
 471 }
 472
 473
 474 void InsetBoxMailer::string2params(string const & in,
 475                                    InsetBoxParams & params)
 476 {
 477         params = InsetBoxParams(string());
 478         if (in.empty())
 479                 return;
 480
 481         istringstream data(in);
 482         Lexer lex(0,0);
 483         lex.setStream(data);
 484
 485         string name;
 486         lex >> name;
 487         if (!lex || name != name_)
 488                 return print_mailer_error("InsetBoxMailer", in, 1, name_);
 489
 490         // This is part of the inset proper that is usually swallowed
 491         // by Text::readInset
 492         string id;
 493         lex >> id;
 494         if (!lex || id != "Box")
 495                 return print_mailer_error("InsetBoxMailer", in, 2, "Box");
 496
 497         params.read(lex);
 498 }
 499
 500
 501 InsetBoxParams::InsetBoxParams(string const & label)
 502         : type(label),
 503           use_parbox(false),
 504           inner_box(true),
 505           width(Length("100col%")),
 506           special("none"),
 507           pos('t'),
 508           hor_pos('c'),
 509           inner_pos('t'),
 510           height(Length("1in")),
 511           height_special("totalheight") // default is 1\\totalheight
 512 {}
 513
 514
 515 void InsetBoxParams::write(ostream & os) const
 516 {
 517         os << "Box " << type << "\n";
 518         os << "position \"" << pos << "\"\n";
 519         os << "hor_pos \"" << hor_pos << "\"\n";
 520         os << "has_inner_box " << inner_box << "\n";
 521         os << "inner_pos \"" << inner_pos << "\"\n";
 522         os << "use_parbox " << use_parbox << "\n";
 523         os << "width \"" << width.asString() << "\"\n";
 524         os << "special \"" << special << "\"\n";
 525         os << "height \"" << height.asString() << "\"\n";
 526         os << "height_special \"" << height_special << "\"\n";
 527 }
 528
 529
 530 void InsetBoxParams::read(Lexer & lex)
 531 {
 532         if (!lex.isOK())
 533                 return;
 534
 535         lex.next();
 536         type = lex.getString();
 537
 538         if (!lex)
 539                 return;
 540
 541         lex.next();
 542         string token;
 543         token = lex.getString();
 544         if (!lex)
 545                 return;
 546         if (token == "position") {
 547                 lex.next();
 548                 // The [0] is needed. We need the first and only char in
 549                 // this string -- MV
 550                 pos = lex.getString()[0];
 551         } else {
 552                 lyxerr << "InsetBox::Read: Missing 'position'-tag!" << token << endl;
 553                 lex.pushToken(token);
 554         }
 555
 556         lex.next();
 557         token = lex.getString();
 558         if (!lex)
 559                 return;
 560         if (token == "hor_pos") {
 561                 lex.next();
 562                 hor_pos = lex.getString()[0];
 563         } else {
 564                 lyxerr << "InsetBox::Read: Missing 'hor_pos'-tag!" << token << endl;
 565                 lex.pushToken(token);
 566         }
 567
 568         lex.next();
 569         token = lex.getString();
 570         if (!lex)
 571                 return;
 572         if (token == "has_inner_box") {
 573                 lex.next();
 574                 inner_box = lex.getInteger();
 575         } else {
 576                 lyxerr << "InsetBox::Read: Missing 'has_inner_box'-tag!" << endl;
 577                 lex.pushToken(token);
 578         }
 579
 580         lex.next();
 581         token = lex.getString();
 582         if (!lex)
 583                 return;
 584         if (token == "inner_pos") {
 585                 lex.next();
 586                 inner_pos = lex.getString()[0];
 587         } else {
 588                 lyxerr << "InsetBox::Read: Missing 'inner_pos'-tag!"
 589                         << token << endl;
 590                 lex.pushToken(token);
 591         }
 592
 593         lex.next();
 594         token = lex.getString();
 595         if (!lex)
 596                 return;
 597         if (token == "use_parbox") {
 598                 lex.next();
 599                 use_parbox = lex.getInteger();
 600         } else {
 601                 lyxerr << "InsetBox::Read: Missing 'use_parbox'-tag!" << endl;
 602                 lex.pushToken(token);
 603         }
 604
 605         lex.next();
 606         token = lex.getString();
 607         if (!lex)
 608                 return;
 609         if (token == "width") {
 610                 lex.next();
 611                 width = Length(lex.getString());
 612         } else {
 613                 lyxerr << "InsetBox::Read: Missing 'width'-tag!" << endl;
 614                 lex.pushToken(token);
 615         }
 616
 617         lex.next();
 618         token = lex.getString();
 619         if (!lex)
 620                 return;
 621         if (token == "special") {
 622                 lex.next();
 623                 special = lex.getString();
 624         } else {
 625                 lyxerr << "InsetBox::Read: Missing 'special'-tag!" << endl;
 626                 lex.pushToken(token);
 627         }
 628
 629         lex.next();
 630         token = lex.getString();
 631         if (!lex)
 632                 return;
 633         if (token == "height") {
 634                 lex.next();
 635                 height = Length(lex.getString());
 636         } else {
 637                 lyxerr << "InsetBox::Read: Missing 'height'-tag!" << endl;
 638                 lex.pushToken(token);
 639         }
 640
 641         lex.next();
 642         token = lex.getString();
 643         if (!lex)
 644                 return;
 645         if (token == "height_special") {
 646                 lex.next();
 647                 height_special = lex.getString();
 648         } else {
 649                 lyxerr << "InsetBox::Read: Missing 'height_special'-tag!" << endl;
 650                 lex.pushToken(token);
 651         }
 652 }
 653
 654
 655 } // namespace lyx