src/frontends/qt4/GuiCitation.cpp

   1
   2 /**
   3  * \file GuiCitation.cpp
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Angus Leeming
   8  * \author Kalle Dalheimer
   9  * \author Abdelrazak Younes
  10  * \author Richard Heck
  11  *
  12  * Full author contact details are available in file CREDITS.
  13  */
  14
  15 #include <config.h>
  16
  17 #include "GuiCitation.h"
  18
  19 #include "GuiSelectionManager.h"
  20 #include "qt_helpers.h"
  21
  22 #include "Buffer.h"
  23 #include "BufferView.h"
  24 #include "BiblioInfo.h"
  25 #include "BufferParams.h"
  26 #include "FuncRequest.h"
  27
  28 #include "insets/InsetCommand.h"
  29
  30 #include "support/debug.h"
  31 #include "support/docstring.h"
  32 #include "support/gettext.h"
  33 #include "support/lstrings.h"
  34
  35 #include <QCloseEvent>
  36 #include <QSettings>
  37 #include <QShowEvent>
  38 #include <QVariant>
  39
  40 #include <vector>
  41 #include <string>
  42
  43 #undef KeyPress
  44
  45 #include "support/regex.h"
  46
  47 #include <algorithm>
  48 #include <string>
  49 #include <vector>
  50
  51 using namespace std;
  52 using namespace lyx::support;
  53
  54 namespace lyx {
  55 namespace frontend {
  56
  57 // FIXME THREAD
  58 // I am guessing that it would not hurt to make these private members.
  59 static vector<string> citeCmds_;
  60 static vector<CitationStyle> citeStyles_;
  61
  62
  63 template<typename String>
  64 static QStringList to_qstring_list(vector<String> const & v)
  65 {
  66         QStringList qlist;
  67
  68         for (size_t i = 0; i != v.size(); ++i) {
  69                 if (v[i].empty())
  70                         continue;
  71                 qlist.append(lyx::toqstr(v[i]));
  72         }
  73         return qlist;
  74 }
  75
  76
  77 static vector<lyx::docstring> to_docstring_vector(QStringList const & qlist)
  78 {
  79         vector<lyx::docstring> v;
  80         for (int i = 0; i != qlist.size(); ++i) {
  81                 if (qlist[i].isEmpty())
  82                         continue;
  83                 v.push_back(lyx::qstring_to_ucs4(qlist[i]));
  84         }
  85         return v;
  86 }
  87
  88
  89 GuiCitation::GuiCitation(GuiView & lv)
  90         : DialogView(lv, "citation", qt_("Citation")),
  91           params_(insetCode("citation"))
  92 {
  93         setupUi(this);
  94
  95         connect(citationStyleCO, SIGNAL(activated(int)),
  96                 this, SLOT(on_citationStyleCO_currentIndexChanged(int)));
  97         connect(fulllistCB, SIGNAL(clicked()),
  98                 this, SLOT(changed()));
  99         connect(forceuppercaseCB, SIGNAL(clicked()),
 100                 this, SLOT(changed()));
 101         connect(textBeforeED, SIGNAL(textChanged(QString)),
 102                 this, SLOT(updateStyles()));
 103         connect(textAfterED, SIGNAL(textChanged(QString)),
 104                 this, SLOT(updateStyles()));
 105         connect(findLE, SIGNAL(returnPressed()),
 106                 this, SLOT(on_searchPB_clicked()));
 107         connect(textBeforeED, SIGNAL(returnPressed()),
 108                 this, SLOT(on_okPB_clicked()));
 109         connect(textAfterED, SIGNAL(returnPressed()),
 110                 this, SLOT(on_okPB_clicked()));
 111
 112         selectionManager = new GuiSelectionManager(availableLV, selectedLV,
 113                         addPB, deletePB, upPB, downPB, &available_model_, &selected_model_);
 114         connect(selectionManager, SIGNAL(selectionChanged()),
 115                 this, SLOT(setCitedKeys()));
 116         connect(selectionManager, SIGNAL(updateHook()),
 117                 this, SLOT(updateControls()));
 118         connect(selectionManager, SIGNAL(okHook()),
 119                 this, SLOT(on_okPB_clicked()));
 120
 121         setFocusProxy(availableLV);
 122 }
 123
 124
 125 GuiCitation::~GuiCitation()
 126 {
 127         delete selectionManager;
 128 }
 129
 130
 131 void GuiCitation::closeEvent(QCloseEvent * e)
 132 {
 133         clearSelection();
 134         DialogView::closeEvent(e);
 135 }
 136
 137
 138 void GuiCitation::applyView()
 139 {
 140         int const choice = max(0, citationStyleCO->currentIndex());
 141         style_ = choice;
 142         bool const full  = fulllistCB->isChecked();
 143         bool const force = forceuppercaseCB->isChecked();
 144
 145         QString const before = textBeforeED->text();
 146         QString const after = textAfterED->text();
 147
 148         apply(choice, full, force, before, after);
 149 }
 150
 151
 152 void GuiCitation::showEvent(QShowEvent * e)
 153 {
 154         findLE->clear();
 155         availableLV->setFocus();
 156         DialogView::showEvent(e);
 157 }
 158
 159
 160 void GuiCitation::on_okPB_clicked()
 161 {
 162         applyView();
 163         clearSelection();
 164         hide();
 165 }
 166
 167
 168 void GuiCitation::on_cancelPB_clicked()
 169 {
 170         clearSelection();
 171         hide();
 172 }
 173
 174
 175 void GuiCitation::on_applyPB_clicked()
 176 {
 177         applyView();
 178 }
 179
 180
 181 void GuiCitation::on_restorePB_clicked()
 182 {
 183         init();
 184 }
 185
 186
 187 void GuiCitation::updateControls()
 188 {
 189         BiblioInfo const & bi = bibInfo();
 190         updateControls(bi);
 191 }
 192
 193
 194 // The main point of separating this out is that the fill*() methods
 195 // called in update() do not need to be called for INTERNAL updates,
 196 // such as when addPB is pressed, as the list of fields, entries, etc,
 197 // will not have changed.
 198 void GuiCitation::updateControls(BiblioInfo const & bi)
 199 {
 200         QModelIndex idx = selectionManager->getSelectedIndex();
 201         updateInfo(bi, idx);
 202         selectionManager->update();
 203 }
 204
 205
 206 void GuiCitation::updateFormatting(CitationStyle currentStyle)
 207 {
 208         bool const force = currentStyle.forceUpperCase;
 209         bool const full = currentStyle.fullAuthorList &&
 210                 documentBuffer().params().fullAuthorList();
 211         bool const textbefore = currentStyle.textBefore;
 212         bool const textafter = currentStyle.textAfter;
 213
 214         bool const haveSelection =
 215                 selectedLV->model()->rowCount() > 0;
 216
 217         forceuppercaseCB->setEnabled(force && haveSelection);
 218         fulllistCB->setEnabled(full && haveSelection);
 219         textBeforeED->setEnabled(textbefore && haveSelection);
 220         textBeforeLA->setEnabled(textbefore && haveSelection);
 221         textAfterED->setEnabled(textafter && haveSelection);
 222         textAfterLA->setEnabled(textafter && haveSelection);
 223         citationStyleCO->setEnabled(haveSelection);
 224         citationStyleLA->setEnabled(haveSelection);
 225 }
 226
 227
 228 // Update the styles for the style combo, citationStyleCO, and mark the
 229 // settings as changed. Called upon changing the cited keys (including
 230 // merely reordering the keys) or editing the text before/after fields.
 231 void GuiCitation::updateStyles()
 232 {
 233         BiblioInfo const & bi = bibInfo();
 234         updateStyles(bi);
 235         changed();
 236 }
 237
 238
 239 // Update the styles for the style combo, citationStyleCO.
 240 void GuiCitation::updateStyles(BiblioInfo const & bi)
 241 {
 242         QStringList selected_keys = selected_model_.stringList();
 243         int curr = selectedLV->model()->rowCount() - 1;
 244
 245         if (curr < 0 || selected_keys.empty()) {
 246                 citationStyleCO->clear();
 247                 citationStyleCO->setEnabled(false);
 248                 citationStyleLA->setEnabled(false);
 249                 return;
 250         }
 251
 252         if (!selectedLV->selectionModel()->selectedIndexes().empty())
 253                 curr = selectedLV->selectionModel()->selectedIndexes()[0].row();
 254
 255         static const size_t max_length = 80;
 256         QStringList sty = citationStyles(bi, max_length);
 257
 258         if (sty.isEmpty()) {
 259                 // some error
 260                 citationStyleCO->setEnabled(false);
 261                 citationStyleLA->setEnabled(false);
 262                 citationStyleCO->clear();
 263                 return;
 264         }
 265
 266         citationStyleCO->blockSignals(true);
 267
 268         // save old index
 269         int const oldIndex = citationStyleCO->currentIndex();
 270         citationStyleCO->clear();
 271         citationStyleCO->insertItems(0, sty);
 272         citationStyleCO->setEnabled(true);
 273         citationStyleLA->setEnabled(true);
 274         // restore old index
 275         if (oldIndex != -1 && oldIndex < citationStyleCO->count())
 276                 citationStyleCO->setCurrentIndex(oldIndex);
 277
 278         citationStyleCO->blockSignals(false);
 279 }
 280
 281
 282 void GuiCitation::fillFields(BiblioInfo const & bi)
 283 {
 284         fieldsCO->blockSignals(true);
 285         int const oldIndex = fieldsCO->currentIndex();
 286         fieldsCO->clear();
 287         QStringList const fields = to_qstring_list(bi.getFields());
 288         fieldsCO->insertItem(0, qt_("All fields"));
 289         fieldsCO->insertItem(1, qt_("Keys"));
 290         fieldsCO->insertItems(2, fields);
 291         if (oldIndex != -1 && oldIndex < fieldsCO->count())
 292                 fieldsCO->setCurrentIndex(oldIndex);
 293         fieldsCO->blockSignals(false);
 294 }
 295
 296
 297 void GuiCitation::fillEntries(BiblioInfo const & bi)
 298 {
 299         entriesCO->blockSignals(true);
 300         int const oldIndex = entriesCO->currentIndex();
 301         entriesCO->clear();
 302         QStringList const entries = to_qstring_list(bi.getEntries());
 303         entriesCO->insertItem(0, qt_("All entry types"));
 304         entriesCO->insertItems(1, entries);
 305         if (oldIndex != -1 && oldIndex < entriesCO->count())
 306                 entriesCO->setCurrentIndex(oldIndex);
 307         entriesCO->blockSignals(false);
 308 }
 309
 310
 311 bool GuiCitation::isSelected(QModelIndex const & idx)
 312 {
 313         QString const str = idx.data().toString();
 314         return selected_model_.stringList().contains(str);
 315 }
 316
 317
 318 void GuiCitation::setButtons()
 319 {
 320         int const srows = selectedLV->model()->rowCount();
 321         applyPB->setEnabled(srows > 0);
 322         okPB->setEnabled(srows > 0);
 323 }
 324
 325
 326 void GuiCitation::updateInfo(BiblioInfo const & bi, QModelIndex const & idx)
 327 {
 328         if (!idx.isValid() || bi.empty()) {
 329                 infoML->document()->clear();
 330                 return;
 331         }
 332
 333         QString const keytxt = toqstr(
 334                 bi.getInfo(qstring_to_ucs4(idx.data().toString()), documentBuffer(), true));
 335         infoML->document()->setHtml(keytxt);
 336 }
 337
 338
 339 void GuiCitation::findText(QString const & text, bool reset)
 340 {
 341         //"All Fields" and "Keys" are the first two
 342         int index = fieldsCO->currentIndex() - 2;
 343         BiblioInfo const & bi = bibInfo();
 344         vector<docstring> const & fields = bi.getFields();
 345         docstring field;
 346
 347         if (index <= -1 || index >= int(fields.size()))
 348                 //either "All Fields" or "Keys" or an invalid value
 349                 field = from_ascii("");
 350         else
 351                 field = fields[index];
 352
 353         //Was it "Keys"?
 354         bool const onlyKeys = index == -1;
 355
 356         //"All Entry Types" is first.
 357         index = entriesCO->currentIndex() - 1;
 358         vector<docstring> const & entries = bi.getEntries();
 359         docstring entry_type;
 360         if (index < 0 || index >= int(entries.size()))
 361                 entry_type = from_ascii("");
 362         else
 363                 entry_type = entries[index];
 364
 365         bool const case_sentitive = caseCB->checkState();
 366         bool const reg_exp = regexCB->checkState();
 367         findKey(bi, text, onlyKeys, field, entry_type,
 368                        case_sentitive, reg_exp, reset);
 369         //FIXME
 370         //It'd be nice to save and restore the current selection in
 371         //availableLV. Currently, we get an automatic reset, since the
 372         //model is reset.
 373
 374         updateControls(bi);
 375 }
 376
 377
 378 void GuiCitation::on_fieldsCO_currentIndexChanged(int /*index*/)
 379 {
 380         findText(findLE->text(), true);
 381 }
 382
 383
 384 void GuiCitation::on_entriesCO_currentIndexChanged(int /*index*/)
 385 {
 386         findText(findLE->text(), true);
 387 }
 388
 389
 390 void GuiCitation::on_citationStyleCO_currentIndexChanged(int index)
 391 {
 392         if (index >= 0 && index < citationStyleCO->count()) {
 393                 vector<CitationStyle> const & styles = citeStyles_;
 394                 updateFormatting(styles[index]);
 395                 changed();
 396         }
 397 }
 398
 399
 400 void GuiCitation::on_findLE_textChanged(const QString & text)
 401 {
 402         bool const searchAsWeGo = (asTypeCB->checkState() == Qt::Checked);
 403         searchPB->setDisabled(text.isEmpty() || searchAsWeGo);
 404         if (!text.isEmpty()) {
 405                 if (searchAsWeGo)
 406                         findText(findLE->text());
 407                 return;
 408         }
 409         findText(findLE->text());
 410         findLE->setFocus();
 411 }
 412
 413 void GuiCitation::on_searchPB_clicked()
 414 {
 415         findText(findLE->text(), true);
 416 }
 417
 418
 419 void GuiCitation::on_caseCB_stateChanged(int)
 420 {
 421         findText(findLE->text());
 422 }
 423
 424
 425 void GuiCitation::on_regexCB_stateChanged(int)
 426 {
 427         findText(findLE->text());
 428 }
 429
 430
 431 void GuiCitation::on_asTypeCB_stateChanged(int)
 432 {
 433         bool const searchAsWeGo = (asTypeCB->checkState() == Qt::Checked);
 434         searchPB->setDisabled(findLE->text().isEmpty() || searchAsWeGo);
 435         if (searchAsWeGo)
 436                 findText(findLE->text(), true);
 437 }
 438
 439
 440 void GuiCitation::changed()
 441 {
 442         setButtons();
 443 }
 444
 445
 446 void GuiCitation::apply(int const choice, bool full, bool force,
 447         QString before, QString after)
 448 {
 449         if (cited_keys_.isEmpty())
 450                 return;
 451
 452         vector<CitationStyle> const & styles = citeStyles_;
 453
 454         CitationStyle cs = styles[choice];
 455
 456         if (!cs.textBefore)
 457                 before.clear();
 458         if (!cs.textAfter)
 459                 after.clear();
 460
 461         cs.forceUpperCase &= force;
 462         cs.fullAuthorList &= full;
 463         string const command = citationStyleToString(cs);
 464
 465         params_.setCmdName(command);
 466         params_["key"] = qstring_to_ucs4(cited_keys_.join(","));
 467         params_["before"] = qstring_to_ucs4(before);
 468         params_["after"] = qstring_to_ucs4(after);
 469         dispatchParams();
 470 }
 471
 472
 473 void GuiCitation::clearSelection()
 474 {
 475         cited_keys_.clear();
 476         selected_model_.setStringList(cited_keys_);
 477 }
 478
 479
 480 void GuiCitation::init()
 481 {
 482         // Make the list of all available bibliography keys
 483         BiblioInfo const & bi = bibInfo();
 484         all_keys_ = to_qstring_list(bi.getKeys());
 485         available_model_.setStringList(all_keys_);
 486
 487         // Ditto for the keys cited in this inset
 488         QString str = toqstr(params_["key"]);
 489         if (str.isEmpty())
 490                 cited_keys_.clear();
 491         else
 492                 cited_keys_ = str.split(",");
 493         selected_model_.setStringList(cited_keys_);
 494
 495         // Initialize the drop downs
 496         fillEntries(bi);
 497         fillFields(bi);
 498
 499         // Initialize the citation formatting
 500         string const & cmd = params_.getCmdName();
 501         CitationStyle const cs = citationStyleFromString(cmd);
 502         forceuppercaseCB->setChecked(cs.forceUpperCase);
 503         fulllistCB->setChecked(cs.fullAuthorList &&
 504                 documentBuffer().params().fullAuthorList());
 505         textBeforeED->setText(toqstr(params_["before"]));
 506         textAfterED->setText(toqstr(params_["after"]));
 507
 508         // Update the interface
 509         updateControls(bi);
 510         updateStyles(bi);
 511         if (selected_model_.rowCount()) {
 512                 selectedLV->blockSignals(true);
 513                 selectedLV->setFocus();
 514                 QModelIndex idx = selected_model_.index(0, 0);
 515                 selectedLV->selectionModel()->select(idx,
 516                                 QItemSelectionModel::ClearAndSelect);
 517                 selectedLV->blockSignals(false);
 518
 519                 // Find the citation style
 520                 vector<string> const & cmds = citeCmds_;
 521                 vector<string>::const_iterator cit =
 522                         std::find(cmds.begin(), cmds.end(), cs.cmd);
 523                 int i = 0;
 524                 if (cit != cmds.end())
 525                         i = int(cit - cmds.begin());
 526
 527                 // Set the style combo appropriately
 528                 citationStyleCO->blockSignals(true);
 529                 citationStyleCO->setCurrentIndex(i);
 530                 citationStyleCO->blockSignals(false);
 531                 updateFormatting(citeStyles_[i]);
 532         } else
 533                 availableLV->setFocus();
 534
 535         applyPB->setEnabled(false);
 536         okPB->setEnabled(false);
 537 }
 538
 539
 540 void GuiCitation::findKey(BiblioInfo const & bi,
 541         QString const & str, bool only_keys,
 542         docstring field, docstring entry_type,
 543         bool case_sensitive, bool reg_exp, bool reset)
 544 {
 545         // FIXME THREAD
 546         // Used for optimisation: store last searched string.
 547         static QString last_searched_string;
 548         // Used to disable the above optimisation.
 549         static bool last_case_sensitive;
 550         static bool last_reg_exp;
 551         // Reset last_searched_string in case of changed option.
 552         if (last_case_sensitive != case_sensitive
 553                 || last_reg_exp != reg_exp) {
 554                         LYXERR(Debug::GUI, "GuiCitation::findKey: optimisation disabled!");
 555                 last_searched_string.clear();
 556         }
 557         // save option for next search.
 558         last_case_sensitive = case_sensitive;
 559         last_reg_exp = reg_exp;
 560
 561         Qt::CaseSensitivity qtcase = case_sensitive ?
 562                         Qt::CaseSensitive: Qt::CaseInsensitive;
 563         QStringList keys;
 564         // If new string (str) contains the last searched one...
 565         if (!reset &&
 566                 !last_searched_string.isEmpty() &&
 567                 str.size() > 1 &&
 568                 str.contains(last_searched_string, qtcase))
 569                 // ... then only search within already found list.
 570                 keys = available_model_.stringList();
 571         else
 572                 // ... else search all keys.
 573                 keys = all_keys_;
 574         // save searched string for next search.
 575         last_searched_string = str;
 576
 577         QStringList result;
 578
 579         // First, filter by entry_type, which will be faster than
 580         // what follows, so we may get to do that on less.
 581         vector<docstring> keyVector = to_docstring_vector(keys);
 582         filterByEntryType(bi, keyVector, entry_type);
 583
 584         if (str.isEmpty())
 585                 result = to_qstring_list(keyVector);
 586         else
 587                 result = to_qstring_list(searchKeys(bi, keyVector, only_keys,
 588                         qstring_to_ucs4(str), field, case_sensitive, reg_exp));
 589
 590         available_model_.setStringList(result);
 591 }
 592
 593
 594 QStringList GuiCitation::citationStyles(BiblioInfo const & bi, size_t max_size)
 595 {
 596         docstring const before = qstring_to_ucs4(textBeforeED->text());
 597         docstring const after = qstring_to_ucs4(textAfterED->text());
 598         vector<docstring> const keys = to_docstring_vector(cited_keys_);
 599         vector<CitationStyle> styles = citeStyles_;
 600         // FIXME: pass a dictionary instead of individual before, after, dialog, etc.
 601         vector<docstring> ret = bi.getCiteStrings(keys, styles, documentBuffer(),
 602                 before, after, from_utf8("dialog"), max_size);
 603         return to_qstring_list(ret);
 604 }
 605
 606
 607 void GuiCitation::setCitedKeys()
 608 {
 609         cited_keys_ = selected_model_.stringList();
 610         updateStyles();
 611 }
 612
 613
 614 bool GuiCitation::initialiseParams(string const & data)
 615 {
 616         InsetCommand::string2params(data, params_);
 617         citeCmds_ = documentBuffer().params().citeCommands();
 618         citeStyles_ = documentBuffer().params().citeStyles();
 619         init();
 620         return true;
 621 }
 622
 623
 624 void GuiCitation::clearParams()
 625 {
 626         params_.clear();
 627 }
 628
 629
 630 void GuiCitation::filterByEntryType(BiblioInfo const & bi,
 631         vector<docstring> & keyVector, docstring entry_type)
 632 {
 633         if (entry_type.empty())
 634                 return;
 635
 636         vector<docstring>::iterator it = keyVector.begin();
 637         vector<docstring>::iterator end = keyVector.end();
 638
 639         vector<docstring> result;
 640         for (; it != end; ++it) {
 641                 docstring const key = *it;
 642                 BiblioInfo::const_iterator cit = bi.find(key);
 643                 if (cit == bi.end())
 644                         continue;
 645                 if (cit->second.entryType() == entry_type)
 646                         result.push_back(key);
 647         }
 648         keyVector = result;
 649 }
 650
 651
 652 // Escape special chars.
 653 // All characters are literals except: '.|*?+(){}[]^$\'
 654 // These characters are literals when preceded by a "\", which is done here
 655 // @todo: This function should be moved to support, and then the test in tests
 656 //        should be moved there as well.
 657 static docstring escape_special_chars(docstring const & expr)
 658 {
 659         // Search for all chars '.|*?+(){}[^$]\'
 660         // Note that '[' and '\' must be escaped.
 661         // This is a limitation of lyx::regex, but all other chars in BREs
 662         // are assumed literal.
 663         static const lyx::regex reg("[].|*?+(){}^$\\[\\\\]");
 664
 665         // $& is a perl-like expression that expands to all
 666         // of the current match
 667         // The '$' must be prefixed with the escape character '\' for
 668         // boost to treat it as a literal.
 669         // Thus, to prefix a matched expression with '\', we use:
 670         // FIXME: UNICODE
 671         return from_utf8(lyx::regex_replace(to_utf8(expr), reg, string("\\\\$&")));
 672 }
 673
 674
 675 vector<docstring> GuiCitation::searchKeys(BiblioInfo const & bi,
 676         vector<docstring> const & keys_to_search, bool only_keys,
 677         docstring const & search_expression, docstring field,
 678         bool case_sensitive, bool regex)
 679 {
 680         vector<docstring> foundKeys;
 681
 682         docstring expr = trim(search_expression);
 683         if (expr.empty())
 684                 return foundKeys;
 685
 686         if (!regex)
 687                 // We must escape special chars in the search_expr so that
 688                 // it is treated as a simple string by lyx::regex.
 689                 expr = escape_special_chars(expr);
 690
 691         lyx::regex reg_exp;
 692         try {
 693                 reg_exp.assign(to_utf8(expr), case_sensitive ?
 694                         lyx::regex_constants::ECMAScript : lyx::regex_constants::icase);
 695         } catch (lyx::regex_error const & e) {
 696                 // lyx::regex throws an exception if the regular expression is not
 697                 // valid.
 698                 LYXERR(Debug::GUI, e.what());
 699                 return vector<docstring>();
 700         }
 701
 702         vector<docstring>::const_iterator it = keys_to_search.begin();
 703         vector<docstring>::const_iterator end = keys_to_search.end();
 704         for (; it != end; ++it ) {
 705                 BiblioInfo::const_iterator info = bi.find(*it);
 706                 if (info == bi.end())
 707                         continue;
 708
 709                 BibTeXInfo const & kvm = info->second;
 710                 string data;
 711                 if (only_keys)
 712                         data = to_utf8(*it);
 713                 else if (field.empty())
 714                         data = to_utf8(*it) + ' ' + to_utf8(kvm.allData());
 715                 else
 716                         data = to_utf8(kvm[field]);
 717
 718                 if (data.empty())
 719                         continue;
 720
 721                 try {
 722                         if (lyx::regex_search(data, reg_exp))
 723                                 foundKeys.push_back(*it);
 724                 }
 725                 catch (lyx::regex_error const & e) {
 726                         LYXERR(Debug::GUI, e.what());
 727                         return vector<docstring>();
 728                 }
 729         }
 730         return foundKeys;
 731 }
 732
 733
 734 void GuiCitation::dispatchParams()
 735 {
 736         std::string const lfun = InsetCommand::params2string(params_);
 737         dispatch(FuncRequest(getLfun(), lfun));
 738 }
 739
 740
 741 BiblioInfo const & GuiCitation::bibInfo() const
 742 {
 743         Buffer const & buf = documentBuffer();
 744         buf.reloadBibInfoCache();
 745         return buf.masterBibInfo();
 746 }
 747
 748
 749 void GuiCitation::saveSession() const
 750 {
 751         Dialog::saveSession();
 752         QSettings settings;
 753         settings.setValue(
 754                 sessionKey() + "/regex", regexCB->isChecked());
 755         settings.setValue(
 756                 sessionKey() + "/casesensitive", caseCB->isChecked());
 757         settings.setValue(
 758                 sessionKey() + "/autofind", asTypeCB->isChecked());
 759 }
 760
 761
 762 void GuiCitation::restoreSession()
 763 {
 764         Dialog::restoreSession();
 765         QSettings settings;
 766         regexCB->setChecked(
 767                 settings.value(sessionKey() + "/regex").toBool());
 768         caseCB->setChecked(
 769                 settings.value(sessionKey() + "/casesensitive").toBool());
 770         asTypeCB->setChecked(
 771                 settings.value(sessionKey() + "/autofind").toBool());
 772 }
 773
 774
 775 Dialog * createGuiCitation(GuiView & lv) { return new GuiCitation(lv); }
 776
 777
 778 } // namespace frontend
 779 } // namespace lyx
 780
 781 #include "moc_GuiCitation.cpp"
 782