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 "Paragraph.h"
  29 #include "TextMetrics.h"
  30
  31 #include "support/Translator.h"
  32
  33 #include <sstream>
  34
  35
  36 namespace lyx {
  37
  38 using std::auto_ptr;
  39 using std::string;
  40 using std::istringstream;
  41 using std::ostream;
  42 using std::ostringstream;
  43 using std::endl;
  44
  45
  46 namespace {
  47
  48 typedef Translator<std::string, InsetBox::BoxType> BoxTranslator;
  49 typedef Translator<docstring, InsetBox::BoxType> BoxTranslatorLoc;
  50
  51 BoxTranslator const init_boxtranslator()
  52 {
  53         BoxTranslator translator("Boxed", InsetBox::Boxed);
  54         translator.addPair("Frameless", InsetBox::Frameless);
  55         translator.addPair("ovalbox", InsetBox::ovalbox);
  56         translator.addPair("Ovalbox", InsetBox::Ovalbox);
  57         translator.addPair("Shadowbox", InsetBox::Shadowbox);
  58         translator.addPair("Doublebox",InsetBox::Doublebox);
  59         return translator;
  60 }
  61
  62
  63 BoxTranslatorLoc const init_boxtranslator_loc()
  64 {
  65         BoxTranslatorLoc translator(_("Boxed"), InsetBox::Boxed);
  66         translator.addPair(_("Frameless"), InsetBox::Frameless);
  67         translator.addPair(_("ovalbox"), InsetBox::ovalbox);
  68         translator.addPair(_("Ovalbox"), InsetBox::Ovalbox);
  69         translator.addPair(_("Shadowbox"), InsetBox::Shadowbox);
  70         translator.addPair(_("Doublebox"), InsetBox::Doublebox);
  71         return translator;
  72 }
  73
  74
  75 BoxTranslator const & boxtranslator()
  76 {
  77         static BoxTranslator translator = init_boxtranslator();
  78         return translator;
  79 }
  80
  81
  82 BoxTranslatorLoc const & boxtranslator_loc()
  83 {
  84         static BoxTranslatorLoc translator = init_boxtranslator_loc();
  85         return translator;
  86 }
  87
  88 } // anon
  89
  90
  91 void InsetBox::init()
  92 {
  93         setInsetName(from_ascii("Box"));
  94         setButtonLabel();
  95 }
  96
  97
  98 InsetBox::InsetBox(BufferParams const & bp, string const & label)
  99         : InsetCollapsable(bp), params_(label)
 100 {
 101         init();
 102 }
 103
 104
 105 InsetBox::InsetBox(InsetBox const & in)
 106         : InsetCollapsable(in), params_(in.params_)
 107 {
 108         init();
 109 }
 110
 111
 112 InsetBox::~InsetBox()
 113 {
 114         InsetBoxMailer(*this).hideDialog();
 115 }
 116
 117
 118 auto_ptr<InsetBase> InsetBox::doClone() const
 119 {
 120         return auto_ptr<InsetBase>(new InsetBox(*this));
 121 }
 122
 123
 124 docstring const InsetBox::editMessage() const
 125 {
 126         return _("Opened Box Inset");
 127 }
 128
 129
 130 void InsetBox::write(Buffer const & buf, ostream & os) const
 131 {
 132         params_.write(os);
 133         InsetCollapsable::write(buf, os);
 134 }
 135
 136
 137 void InsetBox::read(Buffer const & buf, Lexer & lex)
 138 {
 139         params_.read(lex);
 140         InsetCollapsable::read(buf, lex);
 141         setButtonLabel();
 142 }
 143
 144
 145 void InsetBox::setButtonLabel()
 146 {
 147         LyXFont font(LyXFont::ALL_SANE);
 148         font.decSize();
 149         font.decSize();
 150
 151         BoxType btype = boxtranslator().find(params_.type);
 152
 153         docstring label;
 154         label += _("Box");
 155         label += " (";
 156         if (btype == Frameless) {
 157                 if (params_.use_parbox)
 158                         label += _("Parbox");
 159                 else
 160                         label += _("Minipage");
 161         } else
 162                 label += boxtranslator_loc().find(btype);
 163         label += ")";
 164
 165         setLabel(label);
 166
 167         font.setColor(Color::foreground);
 168         setBackgroundColor(Color::background);
 169         setLabelFont(font);
 170 }
 171
 172
 173 bool InsetBox::hasFixedWidth() const
 174 {
 175       return params_.inner_box || params_.special != "width";
 176 }
 177
 178
 179 bool InsetBox::metrics(MetricsInfo & m, Dimension & dim) const
 180 {
 181         MetricsInfo mi = m;
 182         // first round in order to know the minimum size.
 183         InsetCollapsable::metrics(mi, dim);
 184         TextMetrics & tm = mi.base.bv->textMetrics(&text_);
 185         if (hasFixedWidth())
 186                 mi.base.textwidth =
 187                         std::max(tm.width() + 2 * border_ + (int) (2.5 * TEXT_TO_INSET_OFFSET),
 188                                  params_.width.inPixels(m.base.textwidth));
 189         InsetCollapsable::metrics(mi, dim);
 190         bool const changed = dim_ != dim;
 191         dim_ = dim;
 192         return changed;
 193 }
 194
 195
 196 bool InsetBox::forceDefaultParagraphs(idx_type) const
 197 {
 198         return !params_.inner_box;
 199 }
 200
 201
 202 bool InsetBox::showInsetDialog(BufferView * bv) const
 203 {
 204         InsetBoxMailer(const_cast<InsetBox &>(*this)).showDialog(bv);
 205         return true;
 206 }
 207
 208
 209 void InsetBox::doDispatch(Cursor & cur, FuncRequest & cmd)
 210 {
 211         switch (cmd.action) {
 212
 213         case LFUN_INSET_MODIFY: {
 214                 //lyxerr << "InsetBox::dispatch MODIFY" << endl;
 215                 InsetBoxMailer::string2params(to_utf8(cmd.argument()), params_);
 216                 setButtonLabel();
 217                 break;
 218         }
 219
 220         case LFUN_INSET_DIALOG_UPDATE:
 221                 InsetBoxMailer(*this).updateDialog(&cur.bv());
 222                 break;
 223
 224         case LFUN_MOUSE_RELEASE:
 225                 if (cmd.button() == mouse_button::button3 && hitButton(cmd)) {
 226                         InsetBoxMailer(*this).showDialog(&cur.bv());
 227                         break;
 228                 }
 229                 InsetCollapsable::doDispatch(cur, cmd);
 230                 break;
 231
 232         default:
 233                 InsetCollapsable::doDispatch(cur, cmd);
 234                 break;
 235         }
 236 }
 237
 238
 239 bool InsetBox::getStatus(Cursor & cur, FuncRequest const & cmd,
 240                 FuncStatus & flag) const
 241 {
 242         switch (cmd.action) {
 243
 244         case LFUN_INSET_MODIFY:
 245         case LFUN_INSET_DIALOG_UPDATE:
 246                 flag.enabled(true);
 247                 return true;
 248         case LFUN_BREAK_PARAGRAPH:
 249                 if (params_.inner_box) {
 250                         return InsetCollapsable::getStatus(cur, cmd, flag);
 251                 } else {
 252                         flag.enabled(false);
 253                         return true;
 254                 }
 255
 256         default:
 257                 return InsetCollapsable::getStatus(cur, cmd, flag);
 258         }
 259 }
 260
 261
 262 int InsetBox::latex(Buffer const & buf, odocstream & os,
 263                     OutputParams const & runparams) const
 264 {
 265         BoxType btype = boxtranslator().find(params_.type);
 266
 267         string width_string = params_.width.asLatexString();
 268         bool stdwidth(false);
 269         if (params_.inner_box &&
 270                         (width_string.find("1.0\\columnwidth") != string::npos
 271                         || width_string.find("1.0\\textwidth") != string::npos)) {
 272                 stdwidth = true;
 273                 switch (btype) {
 274                 case Frameless:
 275                         break;
 276                 case Boxed:
 277                         width_string += " - 2\\fboxsep - 2\\fboxrule";
 278                         break;
 279                 case ovalbox:
 280                         width_string += " - 2\\fboxsep - 0.8pt";
 281                         break;
 282                 case Ovalbox:
 283                         width_string += " - 2\\fboxsep - 1.6pt";
 284                         break;
 285                 case Shadowbox:
 286                         // Shadow falls outside right margin... opinions?
 287                         width_string += " - 2\\fboxsep - 2\\fboxrule"/* "-\\shadowsize"*/;
 288                         break;
 289                 case Doublebox:
 290                         width_string += " - 2\\fboxsep - 7.5\\fboxrule - 1.0pt";
 291                         break;
 292                 }
 293         }
 294
 295         int i = 0;
 296         os << "%\n";
 297         // Adapt to column/text width correctly also if paragraphs indented:
 298         if (stdwidth)
 299                 os << "\\noindent";
 300
 301         switch (btype) {
 302         case Frameless:
 303                 break;
 304         case Boxed:
 305                 os << "\\framebox";
 306                 if (!params_.inner_box) {
 307                         os << "{\\makebox";
 308                         // Special widths, see usrguide §3.5
 309                         // FIXME UNICODE
 310                         if (params_.special != "none") {
 311                                 os << "[" << params_.width.value()
 312                                    << '\\' << from_utf8(params_.special)
 313                                    << ']';
 314                         } else
 315                                 os << '[' << from_ascii(width_string)
 316                                    << ']';
 317                         if (params_.hor_pos != 'c')
 318                                 os << "[" << params_.hor_pos << "]";
 319                 }
 320
 321                 os << "{";
 322                 break;
 323         case ovalbox:
 324                 os << "\\ovalbox{";
 325                 break;
 326         case Ovalbox:
 327                 os << "\\Ovalbox{";
 328                 break;
 329         case Shadowbox:
 330                 os << "\\shadowbox{";
 331                 break;
 332         case Doublebox:
 333                 os << "\\doublebox{";
 334                 break;
 335         }
 336
 337         if (params_.inner_box) {
 338                 if (params_.use_parbox)
 339                         os << "\\parbox";
 340                 else
 341                         os << "\\begin{minipage}";
 342
 343                 os << "[" << params_.pos << "]";
 344                 if (params_.height_special == "none") {
 345                         // FIXME UNICODE
 346                         os << '[' << from_ascii(params_.height.asLatexString())
 347                            << ']';
 348                 } else {
 349                         // Special heights
 350                         // FIXME UNICODE
 351                         os << "[" << params_.height.value()
 352                            << '\\' << from_utf8(params_.height_special)
 353                            << ']';
 354                 }
 355                 if (params_.inner_pos != params_.pos)
 356                         os << "[" << params_.inner_pos << "]";
 357
 358                 // FIXME UNICODE
 359                 os << '{' << from_ascii(width_string) << '}';
 360
 361                 if (params_.use_parbox)
 362                         os << "{";
 363                 os << "%\n";
 364                 i += 1;
 365         }
 366
 367         i += InsetText::latex(buf, os, runparams);
 368
 369         if (params_.inner_box) {
 370                 if (params_.use_parbox)
 371                         os << "%\n}";
 372                 else
 373                         os << "%\n\\end{minipage}";
 374         }
 375
 376         switch (btype) {
 377         case Frameless:
 378                 break;
 379         case Boxed:
 380                 if (!params_.inner_box)
 381                         os << "}"; // for makebox
 382                 os << "}";
 383                 break;
 384         case ovalbox:
 385         case Ovalbox:
 386         case Doublebox:
 387         case Shadowbox:
 388                 os << "}";
 389                 break;
 390         }
 391         os << "%\n";
 392
 393         i += 3;
 394
 395         return i;
 396 }
 397
 398
 399 int InsetBox::plaintext(Buffer const & buf, odocstream & os,
 400                         OutputParams const & runparams) const
 401 {
 402         BoxType const btype = boxtranslator().find(params_.type);
 403
 404         switch (btype) {
 405                 case Frameless: break;
 406                 case Boxed:     os << "[\n";  break;
 407                 case ovalbox:   os << "(\n";  break;
 408                 case Ovalbox:   os << "((\n"; break;
 409                 case Shadowbox: os << "[/\n"; break;
 410                 case Doublebox: os << "[[\n"; break;
 411         }
 412
 413         InsetText::plaintext(buf, os, runparams);
 414
 415         int len = 0;
 416         switch (btype) {
 417                 case Frameless: os << "\n";            break;
 418                 case Boxed:     os << "\n]";  len = 1; break;
 419                 case ovalbox:   os << "\n)";  len = 1; break;
 420                 case Ovalbox:   os << "\n))"; len = 2; break;
 421                 case Shadowbox: os << "\n/]"; len = 2; break;
 422                 case Doublebox: os << "\n]]"; len = 2; break;
 423         }
 424
 425         return PLAINTEXT_NEWLINE + len; // len chars on a separate line
 426 }
 427
 428
 429 int InsetBox::docbook(Buffer const & buf, odocstream & os,
 430                       OutputParams const & runparams) const
 431 {
 432         return InsetText::docbook(buf, os, runparams);
 433 }
 434
 435
 436 void InsetBox::validate(LaTeXFeatures & features) const
 437 {
 438         BoxType btype = boxtranslator().find(params_.type);
 439         switch (btype) {
 440         case Frameless:
 441                 break;
 442         case Boxed:
 443                 features.require("calc");
 444                 break;
 445         case ovalbox:
 446         case Ovalbox:
 447         case Shadowbox:
 448         case Doublebox:
 449                 features.require("calc");
 450                 features.require("fancybox");
 451                 break;
 452         }
 453         InsetText::validate(features);
 454 }
 455
 456
 457 InsetBoxMailer::InsetBoxMailer(InsetBox & inset)
 458         : inset_(inset)
 459 {}
 460
 461
 462 string const InsetBoxMailer::name_ = "box";
 463
 464
 465 string const InsetBoxMailer::inset2string(Buffer const &) const
 466 {
 467         return params2string(inset_.params());
 468 }
 469
 470
 471 string const InsetBoxMailer::params2string(InsetBoxParams const & params)
 472 {
 473         ostringstream data;
 474         data << "box" << ' ';
 475         params.write(data);
 476         return data.str();
 477 }
 478
 479
 480 void InsetBoxMailer::string2params(string const & in,
 481                                    InsetBoxParams & params)
 482 {
 483         params = InsetBoxParams(string());
 484         if (in.empty())
 485                 return;
 486
 487         istringstream data(in);
 488         Lexer lex(0,0);
 489         lex.setStream(data);
 490
 491         string name;
 492         lex >> name;
 493         if (!lex || name != name_)
 494                 return print_mailer_error("InsetBoxMailer", in, 1, name_);
 495
 496         // This is part of the inset proper that is usually swallowed
 497         // by LyXText::readInset
 498         string id;
 499         lex >> id;
 500         if (!lex || id != "Box")
 501                 return print_mailer_error("InsetBoxMailer", in, 2, "Box");
 502
 503         params.read(lex);
 504 }
 505
 506
 507 InsetBoxParams::InsetBoxParams(string const & label)
 508         : type(label),
 509           use_parbox(false),
 510           inner_box(true),
 511           width(Length("100col%")),
 512           special("none"),
 513           pos('t'),
 514           hor_pos('c'),
 515           inner_pos('t'),
 516           height(Length("1in")),
 517           height_special("totalheight") // default is 1\\totalheight
 518 {}
 519
 520
 521 void InsetBoxParams::write(ostream & os) const
 522 {
 523         os << "Box " << type << "\n";
 524         os << "position \"" << pos << "\"\n";
 525         os << "hor_pos \"" << hor_pos << "\"\n";
 526         os << "has_inner_box " << inner_box << "\n";
 527         os << "inner_pos \"" << inner_pos << "\"\n";
 528         os << "use_parbox " << use_parbox << "\n";
 529         os << "width \"" << width.asString() << "\"\n";
 530         os << "special \"" << special << "\"\n";
 531         os << "height \"" << height.asString() << "\"\n";
 532         os << "height_special \"" << height_special << "\"\n";
 533 }
 534
 535
 536 void InsetBoxParams::read(Lexer & lex)
 537 {
 538         if (!lex.isOK())
 539                 return;
 540
 541         lex.next();
 542         type = lex.getString();
 543
 544         if (!lex)
 545                 return;
 546
 547         lex.next();
 548         string token;
 549         token = lex.getString();
 550         if (!lex)
 551                 return;
 552         if (token == "position") {
 553                 lex.next();
 554                 // The [0] is needed. We need the first and only char in
 555                 // this string -- MV
 556                 pos = lex.getString()[0];
 557         } else {
 558                 lyxerr << "InsetBox::Read: Missing 'position'-tag!" << token << endl;
 559                 lex.pushToken(token);
 560         }
 561
 562         lex.next();
 563         token = lex.getString();
 564         if (!lex)
 565                 return;
 566         if (token == "hor_pos") {
 567                 lex.next();
 568                 hor_pos = lex.getString()[0];
 569         } else {
 570                 lyxerr << "InsetBox::Read: Missing 'hor_pos'-tag!" << token << endl;
 571                 lex.pushToken(token);
 572         }
 573
 574         lex.next();
 575         token = lex.getString();
 576         if (!lex)
 577                 return;
 578         if (token == "has_inner_box") {
 579                 lex.next();
 580                 inner_box = lex.getInteger();
 581         } else {
 582                 lyxerr << "InsetBox::Read: Missing 'has_inner_box'-tag!" << endl;
 583                 lex.pushToken(token);
 584         }
 585
 586         lex.next();
 587         token = lex.getString();
 588         if (!lex)
 589                 return;
 590         if (token == "inner_pos") {
 591                 lex.next();
 592                 inner_pos = lex.getString()[0];
 593         } else {
 594                 lyxerr << "InsetBox::Read: Missing 'inner_pos'-tag!"
 595                         << token << endl;
 596                 lex.pushToken(token);
 597         }
 598
 599         lex.next();
 600         token = lex.getString();
 601         if (!lex)
 602                 return;
 603         if (token == "use_parbox") {
 604                 lex.next();
 605                 use_parbox = lex.getInteger();
 606         } else {
 607                 lyxerr << "InsetBox::Read: Missing 'use_parbox'-tag!" << endl;
 608                 lex.pushToken(token);
 609         }
 610
 611         lex.next();
 612         token = lex.getString();
 613         if (!lex)
 614                 return;
 615         if (token == "width") {
 616                 lex.next();
 617                 width = Length(lex.getString());
 618         } else {
 619                 lyxerr << "InsetBox::Read: Missing 'width'-tag!" << endl;
 620                 lex.pushToken(token);
 621         }
 622
 623         lex.next();
 624         token = lex.getString();
 625         if (!lex)
 626                 return;
 627         if (token == "special") {
 628                 lex.next();
 629                 special = lex.getString();
 630         } else {
 631                 lyxerr << "InsetBox::Read: Missing 'special'-tag!" << endl;
 632                 lex.pushToken(token);
 633         }
 634
 635         lex.next();
 636         token = lex.getString();
 637         if (!lex)
 638                 return;
 639         if (token == "height") {
 640                 lex.next();
 641                 height = Length(lex.getString());
 642         } else {
 643                 lyxerr << "InsetBox::Read: Missing 'height'-tag!" << endl;
 644                 lex.pushToken(token);
 645         }
 646
 647         lex.next();
 648         token = lex.getString();
 649         if (!lex)
 650                 return;
 651         if (token == "height_special") {
 652                 lex.next();
 653                 height_special = lex.getString();
 654         } else {
 655                 lyxerr << "InsetBox::Read: Missing 'height_special'-tag!" << endl;
 656                 lex.pushToken(token);
 657         }
 658 }
 659
 660
 661 } // namespace lyx