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 "Buffer.h"
  18 #include "BufferView.h"
  19 #include "Cursor.h"
  20 #include "DispatchResult.h"
  21 #include "support/debug.h"
  22 #include "FuncStatus.h"
  23 #include "FuncRequest.h"
  24 #include "support/gettext.h"
  25 #include "LaTeXFeatures.h"
  26 #include "Lexer.h"
  27 #include "MetricsInfo.h"
  28
  29 #include "support/Translator.h"
  30
  31 #include <sstream>
  32
  33 using namespace std;
  34
  35 namespace lyx {
  36
  37 namespace {
  38
  39 typedef Translator<string, InsetBox::BoxType> BoxTranslator;
  40 typedef Translator<docstring, InsetBox::BoxType> BoxTranslatorLoc;
  41
  42 BoxTranslator const init_boxtranslator()
  43 {
  44         BoxTranslator translator("Boxed", InsetBox::Boxed);
  45         translator.addPair("Frameless", InsetBox::Frameless);
  46         translator.addPair("Framed", InsetBox::Framed);
  47         translator.addPair("ovalbox", InsetBox::ovalbox);
  48         translator.addPair("Ovalbox", InsetBox::Ovalbox);
  49         translator.addPair("Shadowbox", InsetBox::Shadowbox);
  50         translator.addPair("Shaded", InsetBox::Shaded);
  51         translator.addPair("Doublebox",InsetBox::Doublebox);
  52         return translator;
  53 }
  54
  55
  56 BoxTranslatorLoc const init_boxtranslator_loc()
  57 {
  58         BoxTranslatorLoc translator(_("simple frame"), InsetBox::Boxed);
  59         translator.addPair(_("frameless"), InsetBox::Frameless);
  60         translator.addPair(_("simple frame, page breaks"), InsetBox::Framed);
  61         translator.addPair(_("oval, thin"), InsetBox::ovalbox);
  62         translator.addPair(_("oval, thick"), InsetBox::Ovalbox);
  63         translator.addPair(_("drop shadow"), InsetBox::Shadowbox);
  64         translator.addPair(_("shaded background"), InsetBox::Shaded);
  65         translator.addPair(_("double frame"), InsetBox::Doublebox);
  66         return translator;
  67 }
  68
  69
  70 BoxTranslator const & boxtranslator()
  71 {
  72         static BoxTranslator translator = init_boxtranslator();
  73         return translator;
  74 }
  75
  76
  77 BoxTranslatorLoc const & boxtranslator_loc()
  78 {
  79         static BoxTranslatorLoc translator = init_boxtranslator_loc();
  80         return translator;
  81 }
  82
  83 } // anon
  84
  85
  86 InsetBox::InsetBox(BufferParams const & bp, string const & label)
  87         : InsetCollapsable(bp), params_(label)
  88 {}
  89
  90
  91 InsetBox::InsetBox(InsetBox const & in)
  92         : InsetCollapsable(in), params_(in.params_)
  93 {}
  94
  95
  96 InsetBox::~InsetBox()
  97 {
  98         InsetBoxMailer(*this).hideDialog();
  99 }
 100
 101
 102 Inset * InsetBox::clone() const
 103 {
 104         return new InsetBox(*this);
 105 }
 106
 107
 108 docstring const InsetBox::editMessage() const
 109 {
 110         return _("Opened Box Inset");
 111 }
 112
 113
 114 docstring InsetBox::name() const
 115 {
 116         // FIXME: UNICODE
 117         string name = string("Box");
 118         if (boxtranslator().find(params_.type) == Shaded)
 119                 name += string(":Shaded");
 120         return from_ascii(name);
 121 }
 122
 123
 124 void InsetBox::write(Buffer const & buf, ostream & os) const
 125 {
 126         params_.write(os);
 127         InsetCollapsable::write(buf, os);
 128 }
 129
 130
 131 void InsetBox::read(Buffer const & buf, Lexer & lex)
 132 {
 133         params_.read(lex);
 134         InsetCollapsable::read(buf, lex);
 135 }
 136
 137
 138 void InsetBox::setButtonLabel()
 139 {
 140         BoxType btype = boxtranslator().find(params_.type);
 141
 142         docstring label;
 143         label += _("Box");
 144         label += " (";
 145         if (btype == Frameless) {
 146                 if (params_.use_parbox)
 147                         label += _("Parbox");
 148                 else
 149                         label += _("Minipage");
 150         } else
 151                 label += boxtranslator_loc().find(btype);
 152         label += ")";
 153
 154         setLabel(label);
 155 }
 156
 157
 158 bool InsetBox::hasFixedWidth() const
 159 {
 160       return params_.inner_box || params_.special != "width";
 161 }
 162
 163
 164 void InsetBox::metrics(MetricsInfo & m, Dimension & dim) const
 165 {
 166         // back up textwidth.
 167         int textwidth_backup = m.base.textwidth;
 168         if (hasFixedWidth())
 169                 m.base.textwidth = params_.width.inPixels(m.base.textwidth);
 170         InsetCollapsable::metrics(m, dim);
 171         // retore textwidth.
 172         m.base.textwidth = textwidth_backup;
 173 }
 174
 175
 176 bool InsetBox::forceDefaultParagraphs(idx_type) const
 177 {
 178         return !params_.inner_box;
 179 }
 180
 181
 182 bool InsetBox::showInsetDialog(BufferView * bv) const
 183 {
 184         InsetBoxMailer(const_cast<InsetBox &>(*this)).showDialog(bv);
 185         return true;
 186 }
 187
 188
 189 void InsetBox::doDispatch(Cursor & cur, FuncRequest & cmd)
 190 {
 191         switch (cmd.action) {
 192
 193         case LFUN_INSET_MODIFY: {
 194                 //lyxerr << "InsetBox::dispatch MODIFY" << endl;
 195                 InsetBoxMailer::string2params(to_utf8(cmd.argument()), params_);
 196                 setLayout(cur.buffer().params());
 197                 break;
 198         }
 199
 200         case LFUN_INSET_DIALOG_UPDATE:
 201                 InsetBoxMailer(*this).updateDialog(&cur.bv());
 202                 break;
 203
 204         case LFUN_MOUSE_RELEASE:
 205                 if (cmd.button() == mouse_button::button3 && hitButton(cmd)) {
 206                         InsetBoxMailer(*this).showDialog(&cur.bv());
 207                         break;
 208                 }
 209                 InsetCollapsable::doDispatch(cur, cmd);
 210                 break;
 211
 212         default:
 213                 InsetCollapsable::doDispatch(cur, cmd);
 214                 break;
 215         }
 216 }
 217
 218
 219 bool InsetBox::getStatus(Cursor & cur, FuncRequest const & cmd,
 220                 FuncStatus & flag) const
 221 {
 222         switch (cmd.action) {
 223
 224         case LFUN_INSET_MODIFY:
 225         case LFUN_INSET_DIALOG_UPDATE:
 226                 flag.enabled(true);
 227                 return true;
 228         case LFUN_BREAK_PARAGRAPH:
 229                 if (params_.inner_box) {
 230                         return InsetCollapsable::getStatus(cur, cmd, flag);
 231                 } else {
 232                         flag.enabled(false);
 233                         return true;
 234                 }
 235
 236         default:
 237                 return InsetCollapsable::getStatus(cur, cmd, flag);
 238         }
 239 }
 240
 241
 242 bool InsetBox::isMacroScope(Buffer const &) const
 243 {
 244         BoxType btype = boxtranslator().find(params_.type);
 245         return btype != Frameless || params_.inner_box;
 246 }
 247
 248
 249 int InsetBox::latex(Buffer const & buf, odocstream & os,
 250                     OutputParams const & runparams) const
 251 {
 252         BoxType btype = boxtranslator().find(params_.type);
 253
 254         string width_string = params_.width.asLatexString();
 255         bool stdwidth(false);
 256         if (params_.inner_box &&
 257                         (width_string.find("1.0\\columnwidth") != string::npos
 258                         || width_string.find("1.0\\textwidth") != string::npos)) {
 259                 stdwidth = true;
 260                 switch (btype) {
 261                 case Frameless:
 262                 case Framed:
 263                         break;
 264                 case Boxed:
 265                 case Shaded:
 266                         width_string += " - 2\\fboxsep - 2\\fboxrule";
 267                         break;
 268                 case ovalbox:
 269                         width_string += " - 2\\fboxsep - 0.8pt";
 270                         break;
 271                 case Ovalbox:
 272                         width_string += " - 2\\fboxsep - 1.6pt";
 273                         break;
 274                 case Shadowbox:
 275                         // Shadow falls outside right margin... opinions?
 276                         width_string += " - 2\\fboxsep - 2\\fboxrule"/* "-\\shadowsize"*/;
 277                         break;
 278                 case Doublebox:
 279                         width_string += " - 2\\fboxsep - 7.5\\fboxrule - 1pt";
 280                         break;
 281                 }
 282         }
 283
 284         int i = 0;
 285         os << "%\n";
 286         // Adapt to column/text width correctly also if paragraphs indented:
 287         if (stdwidth)
 288                 os << "\\noindent";
 289
 290         switch (btype) {
 291         case Frameless:
 292                 break;
 293         case Framed:
 294                 os << "\\begin{framed}%\n";
 295                 i += 1;
 296                 break;
 297         case Boxed:
 298                 os << "\\framebox";
 299                 if (!params_.inner_box) {
 300                         os << "{\\makebox";
 301                         // Special widths, see usrguide §3.5
 302                         // FIXME UNICODE
 303                         if (params_.special != "none") {
 304                                 os << "[" << params_.width.value()
 305                                    << '\\' << from_utf8(params_.special)
 306                                    << ']';
 307                         } else
 308                                 os << '[' << from_ascii(width_string)
 309                                    << ']';
 310                         if (params_.hor_pos != 'c')
 311                                 os << "[" << params_.hor_pos << "]";
 312                 }
 313
 314                 os << "{";
 315                 break;
 316         case ovalbox:
 317                 os << "\\ovalbox{";
 318                 break;
 319         case Ovalbox:
 320                 os << "\\Ovalbox{";
 321                 break;
 322         case Shadowbox:
 323                 os << "\\shadowbox{";
 324                 break;
 325         case Shaded:
 326                 // later
 327                 break;
 328         case Doublebox:
 329                 os << "\\doublebox{";
 330                 break;
 331         }
 332
 333         if (params_.inner_box) {
 334                 if (params_.use_parbox)
 335                         os << "\\parbox";
 336                 else
 337                         os << "\\begin{minipage}";
 338
 339                 os << "[" << params_.pos << "]";
 340                 if (params_.height_special == "none") {
 341                         // FIXME UNICODE
 342                         os << "[" << from_ascii(params_.height.asLatexString()) << "]";
 343                 } else {
 344                         // Special heights
 345                         // set no optional argument when the value is the default "1\height"
 346                         // (special units like \height are handled as "in")
 347                         // but when the user has chosen a non-default inner_pos, the height
 348                         // must be given: \minipage[pos][height][inner-pos]{width}
 349                         if ((params_.height != Length("1in") ||
 350                                  params_.height_special != "totalheight") ||
 351                                 params_.inner_pos != params_.pos) {
 352                                 // FIXME UNICODE
 353                                 os << "[" << params_.height.value()
 354                                         << "\\" << from_utf8(params_.height_special) << "]";
 355                         }
 356                 }
 357                 if (params_.inner_pos != params_.pos)
 358                         os << "[" << params_.inner_pos << "]";
 359
 360                 // FIXME UNICODE
 361                 os << '{' << from_ascii(width_string) << '}';
 362
 363                 if (params_.use_parbox)
 364                         os << "{";
 365                 os << "%\n";
 366                 i += 1;
 367         }
 368         if (btype == Shaded)
 369                 os << "\\begin{shaded}%\n";
 370                 i += 1;
 371
 372         i += InsetText::latex(buf, os, runparams);
 373
 374         if (btype == Shaded)
 375                 os << "\\end{shaded}";
 376
 377         if (params_.inner_box) {
 378                 if (params_.use_parbox)
 379                         os << "%\n}";
 380                 else
 381                         os << "%\n\\end{minipage}";
 382         }
 383
 384         switch (btype) {
 385         case Frameless:
 386                 break;
 387         case Framed:
 388                 os << "\\end{framed}";
 389                 break;
 390         case Boxed:
 391                 if (!params_.inner_box)
 392                         os << "}"; // for makebox
 393                 os << "}";
 394                 break;
 395         case ovalbox:
 396         case Ovalbox:
 397         case Doublebox:
 398         case Shadowbox:
 399                 os << "}";
 400                 break;
 401         case Shaded:
 402                 // already done
 403                 break;
 404         }
 405
 406         i += 2;
 407
 408         return i;
 409 }
 410
 411
 412 int InsetBox::plaintext(Buffer const & buf, odocstream & os,
 413                         OutputParams const & runparams) const
 414 {
 415         BoxType const btype = boxtranslator().find(params_.type);
 416
 417         switch (btype) {
 418                 case Frameless:
 419                         break;
 420                 case Framed:
 421                 case Boxed:
 422                         os << "[\n";
 423                         break;
 424                 case ovalbox:
 425                         os << "(\n";
 426                         break;
 427                 case Ovalbox:
 428                         os << "((\n";
 429                         break;
 430                 case Shadowbox:
 431                 case Shaded:
 432                         os << "[/\n";
 433                         break;
 434                 case Doublebox:
 435                         os << "[[\n";
 436                         break;
 437         }
 438
 439         InsetText::plaintext(buf, os, runparams);
 440
 441         int len = 0;
 442         switch (btype) {
 443                 case Frameless:
 444                         os << "\n";
 445                         break;
 446                 case Framed:
 447                 case Boxed:
 448                         os << "\n]";
 449                         len = 1;
 450                         break;
 451                 case ovalbox:
 452                         os << "\n)";
 453                         len = 1;
 454                         break;
 455                 case Ovalbox:
 456                         os << "\n))";
 457                         len = 2;
 458                         break;
 459                 case Shadowbox:
 460                 case Shaded:
 461                         os << "\n/]";
 462                         len = 2;
 463                         break;
 464                 case Doublebox:
 465                         os << "\n]]";
 466                         len = 2;
 467                         break;
 468         }
 469
 470         return PLAINTEXT_NEWLINE + len; // len chars on a separate line
 471 }
 472
 473
 474 int InsetBox::docbook(Buffer const & buf, odocstream & os,
 475                       OutputParams const & runparams) const
 476 {
 477         return InsetText::docbook(buf, os, runparams);
 478 }
 479
 480
 481 void InsetBox::validate(LaTeXFeatures & features) const
 482 {
 483         BoxType btype = boxtranslator().find(params_.type);
 484         switch (btype) {
 485         case Frameless:
 486                 break;
 487         case Framed:
 488                 features.require("framed");
 489                 break;
 490         case Boxed:
 491                 features.require("calc");
 492                 break;
 493         case ovalbox:
 494         case Ovalbox:
 495         case Shadowbox:
 496         case Doublebox:
 497                 features.require("calc");
 498                 features.require("fancybox");
 499                 break;
 500         case Shaded:
 501                 features.require("color");
 502                 features.require("framed");
 503                 break;
 504         }
 505         InsetText::validate(features);
 506 }
 507
 508
 509 InsetBoxMailer::InsetBoxMailer(InsetBox & inset)
 510         : inset_(inset)
 511 {}
 512
 513
 514 string const InsetBoxMailer::name_ = "box";
 515
 516
 517 string const InsetBoxMailer::inset2string(Buffer const &) const
 518 {
 519         return params2string(inset_.params());
 520 }
 521
 522
 523 string const InsetBoxMailer::params2string(InsetBoxParams const & params)
 524 {
 525         ostringstream data;
 526         data << "box" << ' ';
 527         params.write(data);
 528         return data.str();
 529 }
 530
 531
 532 void InsetBoxMailer::string2params(string const & in,
 533                                    InsetBoxParams & params)
 534 {
 535         params = InsetBoxParams(string());
 536         if (in.empty())
 537                 return;
 538
 539         istringstream data(in);
 540         Lexer lex(0,0);
 541         lex.setStream(data);
 542
 543         string name;
 544         lex >> name;
 545         if (!lex || name != name_)
 546                 return print_mailer_error("InsetBoxMailer", in, 1, name_);
 547
 548         // This is part of the inset proper that is usually swallowed
 549         // by Text::readInset
 550         string id;
 551         lex >> id;
 552         if (!lex || id != "Box")
 553                 return print_mailer_error("InsetBoxMailer", in, 2, "Box");
 554
 555         params.read(lex);
 556 }
 557
 558
 559 InsetBoxParams::InsetBoxParams(string const & label)
 560         : type(label),
 561           use_parbox(false),
 562           inner_box(true),
 563           width(Length("100col%")),
 564           special("none"),
 565           pos('t'),
 566           hor_pos('c'),
 567           inner_pos('t'),
 568           height(Length("1in")),
 569           height_special("totalheight") // default is 1\\totalheight
 570 {}
 571
 572
 573 void InsetBoxParams::write(ostream & os) const
 574 {
 575         os << "Box " << type << "\n";
 576         os << "position \"" << pos << "\"\n";
 577         os << "hor_pos \"" << hor_pos << "\"\n";
 578         os << "has_inner_box " << inner_box << "\n";
 579         os << "inner_pos \"" << inner_pos << "\"\n";
 580         os << "use_parbox " << use_parbox << "\n";
 581         os << "width \"" << width.asString() << "\"\n";
 582         os << "special \"" << special << "\"\n";
 583         os << "height \"" << height.asString() << "\"\n";
 584         os << "height_special \"" << height_special << "\"\n";
 585 }
 586
 587
 588 void InsetBoxParams::read(Lexer & lex)
 589 {
 590         if (!lex.isOK())
 591                 return;
 592
 593         lex.next();
 594         type = lex.getString();
 595
 596         if (!lex)
 597                 return;
 598
 599         lex.next();
 600         string token;
 601         token = lex.getString();
 602         if (!lex)
 603                 return;
 604         if (token == "position") {
 605                 lex.next();
 606                 // The [0] is needed. We need the first and only char in
 607                 // this string -- MV
 608                 pos = lex.getString()[0];
 609         } else {
 610                 lyxerr << "InsetBox::Read: Missing 'position'-tag!" << token << endl;
 611                 lex.pushToken(token);
 612         }
 613
 614         lex.next();
 615         token = lex.getString();
 616         if (!lex)
 617                 return;
 618         if (token == "hor_pos") {
 619                 lex.next();
 620                 hor_pos = lex.getString()[0];
 621         } else {
 622                 lyxerr << "InsetBox::Read: Missing 'hor_pos'-tag!" << token << endl;
 623                 lex.pushToken(token);
 624         }
 625
 626         lex.next();
 627         token = lex.getString();
 628         if (!lex)
 629                 return;
 630         if (token == "has_inner_box") {
 631                 lex.next();
 632                 inner_box = lex.getInteger();
 633         } else {
 634                 lyxerr << "InsetBox::Read: Missing 'has_inner_box'-tag!" << endl;
 635                 lex.pushToken(token);
 636         }
 637
 638         lex.next();
 639         token = lex.getString();
 640         if (!lex)
 641                 return;
 642         if (token == "inner_pos") {
 643                 lex.next();
 644                 inner_pos = lex.getString()[0];
 645         } else {
 646                 lyxerr << "InsetBox::Read: Missing 'inner_pos'-tag!"
 647                         << token << endl;
 648                 lex.pushToken(token);
 649         }
 650
 651         lex.next();
 652         token = lex.getString();
 653         if (!lex)
 654                 return;
 655         if (token == "use_parbox") {
 656                 lex.next();
 657                 use_parbox = lex.getInteger();
 658         } else {
 659                 lyxerr << "InsetBox::Read: Missing 'use_parbox'-tag!" << endl;
 660                 lex.pushToken(token);
 661         }
 662
 663         lex.next();
 664         token = lex.getString();
 665         if (!lex)
 666                 return;
 667         if (token == "width") {
 668                 lex.next();
 669                 width = Length(lex.getString());
 670         } else {
 671                 lyxerr << "InsetBox::Read: Missing 'width'-tag!" << endl;
 672                 lex.pushToken(token);
 673         }
 674
 675         lex.next();
 676         token = lex.getString();
 677         if (!lex)
 678                 return;
 679         if (token == "special") {
 680                 lex.next();
 681                 special = lex.getString();
 682         } else {
 683                 lyxerr << "InsetBox::Read: Missing 'special'-tag!" << endl;
 684                 lex.pushToken(token);
 685         }
 686
 687         lex.next();
 688         token = lex.getString();
 689         if (!lex)
 690                 return;
 691         if (token == "height") {
 692                 lex.next();
 693                 height = Length(lex.getString());
 694         } else {
 695                 lyxerr << "InsetBox::Read: Missing 'height'-tag!" << endl;
 696                 lex.pushToken(token);
 697         }
 698
 699         lex.next();
 700         token = lex.getString();
 701         if (!lex)
 702                 return;
 703         if (token == "height_special") {
 704                 lex.next();
 705                 height_special = lex.getString();
 706         } else {
 707                 lyxerr << "InsetBox::Read: Missing 'height_special'-tag!" << endl;
 708                 lex.pushToken(token);
 709         }
 710 }
 711
 712
 713 } // namespace lyx