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         QStringList sty = citationStyles(bi);
 256
 257         if (sty.isEmpty()) {
 258                 // some error
 259                 citationStyleCO->setEnabled(false);
 260                 citationStyleLA->setEnabled(false);
 261                 citationStyleCO->clear();
 262                 return;
 263         }
 264
 265         citationStyleCO->blockSignals(true);
 266
 267         // save old index
 268         int const oldIndex = citationStyleCO->currentIndex();
 269         citationStyleCO->clear();
 270         citationStyleCO->insertItems(0, sty);
 271         citationStyleCO->setEnabled(true);
 272         citationStyleLA->setEnabled(true);
 273         // restore old index
 274         if (oldIndex != -1 && oldIndex < citationStyleCO->count())
 275                 citationStyleCO->setCurrentIndex(oldIndex);
 276
 277         citationStyleCO->blockSignals(false);
 278 }
 279
 280
 281 void GuiCitation::fillFields(BiblioInfo const & bi)
 282 {
 283         fieldsCO->blockSignals(true);
 284         int const oldIndex = fieldsCO->currentIndex();
 285         fieldsCO->clear();
 286         QStringList const fields = to_qstring_list(bi.getFields());
 287         fieldsCO->insertItem(0, qt_("All fields"));
 288         fieldsCO->insertItem(1, qt_("Keys"));
 289         fieldsCO->insertItems(2, fields);
 290         if (oldIndex != -1 && oldIndex < fieldsCO->count())
 291                 fieldsCO->setCurrentIndex(oldIndex);
 292         fieldsCO->blockSignals(false);
 293 }
 294
 295
 296 void GuiCitation::fillEntries(BiblioInfo const & bi)
 297 {
 298         entriesCO->blockSignals(true);
 299         int const oldIndex = entriesCO->currentIndex();
 300         entriesCO->clear();
 301         QStringList const entries = to_qstring_list(bi.getEntries());
 302         entriesCO->insertItem(0, qt_("All entry types"));
 303         entriesCO->insertItems(1, entries);
 304         if (oldIndex != -1 && oldIndex < entriesCO->count())
 305                 entriesCO->setCurrentIndex(oldIndex);
 306         entriesCO->blockSignals(false);
 307 }
 308
 309
 310 bool GuiCitation::isSelected(QModelIndex const & idx)
 311 {
 312         QString const str = idx.data().toString();
 313         return selected_model_.stringList().contains(str);
 314 }
 315
 316
 317 void GuiCitation::setButtons()
 318 {
 319         int const srows = selectedLV->model()->rowCount();
 320         applyPB->setEnabled(srows > 0);
 321         okPB->setEnabled(srows > 0);
 322 }
 323
 324
 325 void GuiCitation::updateInfo(BiblioInfo const & bi, QModelIndex const & idx)
 326 {
 327         if (!idx.isValid() || bi.empty()) {
 328                 infoML->document()->clear();
 329                 return;
 330         }
 331
 332         QString const keytxt = toqstr(
 333                 bi.getInfo(qstring_to_ucs4(idx.data().toString()), documentBuffer(), true));
 334         infoML->document()->setHtml(keytxt);
 335 }
 336
 337
 338 void GuiCitation::findText(QString const & text, bool reset)
 339 {
 340         //"All Fields" and "Keys" are the first two
 341         int index = fieldsCO->currentIndex() - 2;
 342         BiblioInfo const & bi = bibInfo();
 343         vector<docstring> const & fields = bi.getFields();
 344         docstring field;
 345
 346         if (index <= -1 || index >= int(fields.size()))
 347                 //either "All Fields" or "Keys" or an invalid value
 348                 field = from_ascii("");
 349         else
 350                 field = fields[index];
 351
 352         //Was it "Keys"?
 353         bool const onlyKeys = index == -1;
 354
 355         //"All Entry Types" is first.
 356         index = entriesCO->currentIndex() - 1;
 357         vector<docstring> const & entries = bi.getEntries();
 358         docstring entry_type;
 359         if (index < 0 || index >= int(entries.size()))
 360                 entry_type = from_ascii("");
 361         else
 362                 entry_type = entries[index];
 363
 364         bool const case_sentitive = caseCB->checkState();
 365         bool const reg_exp = regexCB->checkState();
 366         findKey(bi, text, onlyKeys, field, entry_type,
 367                        case_sentitive, reg_exp, reset);
 368         //FIXME
 369         //It'd be nice to save and restore the current selection in
 370         //availableLV. Currently, we get an automatic reset, since the
 371         //model is reset.
 372
 373         updateControls(bi);
 374 }
 375
 376
 377 void GuiCitation::on_fieldsCO_currentIndexChanged(int /*index*/)
 378 {
 379         findText(findLE->text(), true);
 380 }
 381
 382
 383 void GuiCitation::on_entriesCO_currentIndexChanged(int /*index*/)
 384 {
 385         findText(findLE->text(), true);
 386 }
 387
 388
 389 void GuiCitation::on_citationStyleCO_currentIndexChanged(int index)
 390 {
 391         if (index >= 0 && index < citationStyleCO->count()) {
 392                 vector<CitationStyle> const & styles = citeStyles_;
 393                 updateFormatting(styles[index]);
 394                 changed();
 395         }
 396 }
 397
 398
 399 void GuiCitation::on_findLE_textChanged(const QString & text)
 400 {
 401         bool const searchAsWeGo = (asTypeCB->checkState() == Qt::Checked);
 402         searchPB->setDisabled(text.isEmpty() || searchAsWeGo);
 403         if (!text.isEmpty()) {
 404                 if (searchAsWeGo)
 405                         findText(findLE->text());
 406                 return;
 407         }
 408         findText(findLE->text());
 409         findLE->setFocus();
 410 }
 411
 412 void GuiCitation::on_searchPB_clicked()
 413 {
 414         findText(findLE->text(), true);
 415 }
 416
 417
 418 void GuiCitation::on_caseCB_stateChanged(int)
 419 {
 420         findText(findLE->text());
 421 }
 422
 423
 424 void GuiCitation::on_regexCB_stateChanged(int)
 425 {
 426         findText(findLE->text());
 427 }
 428
 429
 430 void GuiCitation::on_asTypeCB_stateChanged(int)
 431 {
 432         bool const searchAsWeGo = (asTypeCB->checkState() == Qt::Checked);
 433         searchPB->setDisabled(findLE->text().isEmpty() || searchAsWeGo);
 434         if (searchAsWeGo)
 435                 findText(findLE->text(), true);
 436 }
 437
 438
 439 void GuiCitation::changed()
 440 {
 441         setButtons();
 442 }
 443
 444
 445 void GuiCitation::apply(int const choice, bool full, bool force,
 446         QString before, QString after)
 447 {
 448         if (cited_keys_.isEmpty())
 449                 return;
 450
 451         vector<CitationStyle> const & styles = citeStyles_;
 452
 453         CitationStyle cs = styles[choice];
 454
 455         if (!cs.textBefore)
 456                 before.clear();
 457         if (!cs.textAfter)
 458                 after.clear();
 459
 460         cs.forceUpperCase &= force;
 461         cs.fullAuthorList &= full;
 462         string const command = citationStyleToString(cs);
 463
 464         params_.setCmdName(command);
 465         params_["key"] = qstring_to_ucs4(cited_keys_.join(","));
 466         params_["before"] = qstring_to_ucs4(before);
 467         params_["after"] = qstring_to_ucs4(after);
 468         dispatchParams();
 469 }
 470
 471
 472 void GuiCitation::clearSelection()
 473 {
 474         cited_keys_.clear();
 475         selected_model_.setStringList(cited_keys_);
 476 }
 477
 478
 479 void GuiCitation::init()
 480 {
 481         // Make the list of all available bibliography keys
 482         BiblioInfo const & bi = bibInfo();
 483         all_keys_ = to_qstring_list(bi.getKeys());
 484         available_model_.setStringList(all_keys_);
 485
 486         // Ditto for the keys cited in this inset
 487         QString str = toqstr(params_["key"]);
 488         if (str.isEmpty())
 489                 cited_keys_.clear();
 490         else
 491                 cited_keys_ = str.split(",");
 492         selected_model_.setStringList(cited_keys_);
 493
 494         // Initialize the drop downs
 495         fillEntries(bi);
 496         fillFields(bi);
 497
 498         // Initialize the citation formatting
 499         string const & cmd = params_.getCmdName();
 500         CitationStyle const cs = citationStyleFromString(cmd);
 501         forceuppercaseCB->setChecked(cs.forceUpperCase);
 502         fulllistCB->setChecked(cs.fullAuthorList &&
 503                 documentBuffer().params().fullAuthorList());
 504         textBeforeED->setText(toqstr(params_["before"]));
 505         textAfterED->setText(toqstr(params_["after"]));
 506
 507         // Update the interface
 508         updateControls(bi);
 509         updateStyles(bi);
 510         if (selected_model_.rowCount()) {
 511                 selectedLV->blockSignals(true);
 512                 selectedLV->setFocus();
 513                 QModelIndex idx = selected_model_.index(0, 0);
 514                 selectedLV->selectionModel()->select(idx,
 515                                 QItemSelectionModel::ClearAndSelect);
 516                 selectedLV->blockSignals(false);
 517
 518                 // Find the citation style
 519                 vector<string> const & cmds = citeCmds_;
 520                 vector<string>::const_iterator cit =
 521                         std::find(cmds.begin(), cmds.end(), cs.cmd);
 522                 int i = 0;
 523                 if (cit != cmds.end())
 524                         i = int(cit - cmds.begin());
 525
 526                 // Set the style combo appropriately
 527                 citationStyleCO->blockSignals(true);
 528                 citationStyleCO->setCurrentIndex(i);
 529                 citationStyleCO->blockSignals(false);
 530                 updateFormatting(citeStyles_[i]);
 531         } else
 532                 availableLV->setFocus();
 533
 534         applyPB->setEnabled(false);
 535         okPB->setEnabled(false);
 536 }
 537
 538
 539 void GuiCitation::findKey(BiblioInfo const & bi,
 540         QString const & str, bool only_keys,
 541         docstring field, docstring entry_type,
 542         bool case_sensitive, bool reg_exp, bool reset)
 543 {
 544         // FIXME THREAD
 545         // Used for optimisation: store last searched string.
 546         static QString last_searched_string;
 547         // Used to disable the above optimisation.
 548         static bool last_case_sensitive;
 549         static bool last_reg_exp;
 550         // Reset last_searched_string in case of changed option.
 551         if (last_case_sensitive != case_sensitive
 552                 || last_reg_exp != reg_exp) {
 553                         LYXERR(Debug::GUI, "GuiCitation::findKey: optimisation disabled!");
 554                 last_searched_string.clear();
 555         }
 556         // save option for next search.
 557         last_case_sensitive = case_sensitive;
 558         last_reg_exp = reg_exp;
 559
 560         Qt::CaseSensitivity qtcase = case_sensitive ?
 561                         Qt::CaseSensitive: Qt::CaseInsensitive;
 562         QStringList keys;
 563         // If new string (str) contains the last searched one...
 564         if (!reset &&
 565                 !last_searched_string.isEmpty() &&
 566                 str.size() > 1 &&
 567                 str.contains(last_searched_string, qtcase))
 568                 // ... then only search within already found list.
 569                 keys = available_model_.stringList();
 570         else
 571                 // ... else search all keys.
 572                 keys = all_keys_;
 573         // save searched string for next search.
 574         last_searched_string = str;
 575
 576         QStringList result;
 577
 578         // First, filter by entry_type, which will be faster than
 579         // what follows, so we may get to do that on less.
 580         vector<docstring> keyVector = to_docstring_vector(keys);
 581         filterByEntryType(bi, keyVector, entry_type);
 582
 583         if (str.isEmpty())
 584                 result = to_qstring_list(keyVector);
 585         else
 586                 result = to_qstring_list(searchKeys(bi, keyVector, only_keys,
 587                         qstring_to_ucs4(str), field, case_sensitive, reg_exp));
 588
 589         available_model_.setStringList(result);
 590 }
 591
 592
 593 QStringList GuiCitation::citationStyles(BiblioInfo const & bi)
 594 {
 595         docstring const before = qstring_to_ucs4(textBeforeED->text());
 596         docstring const after = qstring_to_ucs4(textAfterED->text());
 597         vector<docstring> const keys = to_docstring_vector(cited_keys_);
 598         vector<CitationStyle> styles = citeStyles_;
 599         // FIXME: pass a dictionary instead of individual before, after, dialog, etc.
 600         vector<docstring> ret = bi.getCiteStrings(keys, styles, documentBuffer(),
 601                 false, before, after, from_utf8("dialog"));
 602         return to_qstring_list(ret);
 603 }
 604
 605
 606 void GuiCitation::setCitedKeys()
 607 {
 608         cited_keys_ = selected_model_.stringList();
 609         updateStyles();
 610 }
 611
 612
 613 bool GuiCitation::initialiseParams(string const & data)
 614 {
 615         InsetCommand::string2params(data, params_);
 616         citeCmds_ = documentBuffer().params().citeCommands();
 617         citeStyles_ = documentBuffer().params().citeStyles();
 618         init();
 619         return true;
 620 }
 621
 622
 623 void GuiCitation::clearParams()
 624 {
 625         params_.clear();
 626 }
 627
 628
 629 void GuiCitation::filterByEntryType(BiblioInfo const & bi,
 630         vector<docstring> & keyVector, docstring entry_type)
 631 {
 632         if (entry_type.empty())
 633                 return;
 634
 635         vector<docstring>::iterator it = keyVector.begin();
 636         vector<docstring>::iterator end = keyVector.end();
 637
 638         vector<docstring> result;
 639         for (; it != end; ++it) {
 640                 docstring const key = *it;
 641                 BiblioInfo::const_iterator cit = bi.find(key);
 642                 if (cit == bi.end())
 643                         continue;
 644                 if (cit->second.entryType() == entry_type)
 645                         result.push_back(key);
 646         }
 647         keyVector = result;
 648 }
 649
 650
 651 // Escape special chars.
 652 // All characters are literals except: '.|*?+(){}[]^$\'
 653 // These characters are literals when preceded by a "\", which is done here
 654 // @todo: This function should be moved to support, and then the test in tests
 655 //        should be moved there as well.
 656 static docstring escape_special_chars(docstring const & expr)
 657 {
 658         // Search for all chars '.|*?+(){}[^$]\'
 659         // Note that '[' and '\' must be escaped.
 660         // This is a limitation of lyx::regex, but all other chars in BREs
 661         // are assumed literal.
 662         static const lyx::regex reg("[].|*?+(){}^$\\[\\\\]");
 663
 664         // $& is a perl-like expression that expands to all
 665         // of the current match
 666         // The '$' must be prefixed with the escape character '\' for
 667         // boost to treat it as a literal.
 668         // Thus, to prefix a matched expression with '\', we use:
 669         // FIXME: UNICODE
 670         return from_utf8(lyx::regex_replace(to_utf8(expr), reg, string("\\\\$&")));
 671 }
 672
 673
 674 vector<docstring> GuiCitation::searchKeys(BiblioInfo const & bi,
 675         vector<docstring> const & keys_to_search, bool only_keys,
 676         docstring const & search_expression, docstring field,
 677         bool case_sensitive, bool regex)
 678 {
 679         vector<docstring> foundKeys;
 680
 681         docstring expr = trim(search_expression);
 682         if (expr.empty())
 683                 return foundKeys;
 684
 685         if (!regex)
 686                 // We must escape special chars in the search_expr so that
 687                 // it is treated as a simple string by lyx::regex.
 688                 expr = escape_special_chars(expr);
 689
 690         lyx::regex reg_exp;
 691         try {
 692                 reg_exp.assign(to_utf8(expr), case_sensitive ?
 693                         lyx::regex_constants::ECMAScript : lyx::regex_constants::icase);
 694         } catch (lyx::regex_error const & e) {
 695                 // lyx::regex throws an exception if the regular expression is not
 696                 // valid.
 697                 LYXERR(Debug::GUI, e.what());
 698                 return vector<docstring>();
 699         }
 700
 701         vector<docstring>::const_iterator it = keys_to_search.begin();
 702         vector<docstring>::const_iterator end = keys_to_search.end();
 703         for (; it != end; ++it ) {
 704                 BiblioInfo::const_iterator info = bi.find(*it);
 705                 if (info == bi.end())
 706                         continue;
 707
 708                 BibTeXInfo const & kvm = info->second;
 709                 string data;
 710                 if (only_keys)
 711                         data = to_utf8(*it);
 712                 else if (field.empty())
 713                         data = to_utf8(*it) + ' ' + to_utf8(kvm.allData());
 714                 else
 715                         data = to_utf8(kvm[field]);
 716
 717                 if (data.empty())
 718                         continue;
 719
 720                 try {
 721                         if (lyx::regex_search(data, reg_exp))
 722                                 foundKeys.push_back(*it);
 723                 }
 724                 catch (lyx::regex_error const & e) {
 725                         LYXERR(Debug::GUI, e.what());
 726                         return vector<docstring>();
 727                 }
 728         }
 729         return foundKeys;
 730 }
 731
 732
 733 void GuiCitation::dispatchParams()
 734 {
 735         std::string const lfun = InsetCommand::params2string(params_);
 736         dispatch(FuncRequest(getLfun(), lfun));
 737 }
 738
 739
 740 BiblioInfo const & GuiCitation::bibInfo() const
 741 {
 742         Buffer const & buf = documentBuffer();
 743         buf.reloadBibInfoCache();
 744         return buf.masterBibInfo();
 745 }
 746
 747
 748 void GuiCitation::saveSession() const
 749 {
 750         Dialog::saveSession();
 751         QSettings settings;
 752         settings.setValue(
 753                 sessionKey() + "/regex", regexCB->isChecked());
 754         settings.setValue(
 755                 sessionKey() + "/casesensitive", caseCB->isChecked());
 756         settings.setValue(
 757                 sessionKey() + "/autofind", asTypeCB->isChecked());
 758 }
 759
 760
 761 void GuiCitation::restoreSession()
 762 {
 763         Dialog::restoreSession();
 764         QSettings settings;
 765         regexCB->setChecked(
 766                 settings.value(sessionKey() + "/regex").toBool());
 767         caseCB->setChecked(
 768                 settings.value(sessionKey() + "/casesensitive").toBool());
 769         asTypeCB->setChecked(
 770                 settings.value(sessionKey() + "/autofind").toBool());
 771 }
 772
 773
 774 Dialog * createGuiCitation(GuiView & lv) { return new GuiCitation(lv); }
 775
 776
 777 } // namespace frontend
 778 } // namespace lyx
 779
 780 #include "moc_GuiCitation.cpp"
 781