+
/**
* \file GuiCitation.cpp
* This file is part of LyX, the document processor.
* \author Angus Leeming
* \author Kalle Dalheimer
* \author Abdelrazak Younes
- * \author Richard Heck (adapted to QSelectionManager)
+ * \author Richard Heck
*
* Full author contact details are available in file CREDITS.
*/
#include "GuiCitation.h"
+#include "GuiApplication.h"
+#include "GuiSelectionManager.h"
+#include "LyXToolBox.h"
#include "qt_helpers.h"
-#include "support/lstrings.h"
+#include "Buffer.h"
+#include "BufferView.h"
+#include "BiblioInfo.h"
+#include "BufferParams.h"
+#include "TextClass.h"
+#include "FuncRequest.h"
+
+#include "insets/InsetCommand.h"
+
+#include "support/debug.h"
#include "support/docstring.h"
+#include "support/gettext.h"
+#include "support/lstrings.h"
-#include "debug.h"
+#include <QCloseEvent>
+#include <QMenu>
+#include <QSettings>
+#include <QShowEvent>
+#include <QVariant>
#include <vector>
#include <string>
-using std::vector;
-using std::string;
+#undef KeyPress
+
+#include "support/regex.h"
+
+#include <algorithm>
+#include <string>
+#include <vector>
+
+using namespace std;
+using namespace lyx::support;
+
+namespace lyx {
+namespace frontend {
+
+// FIXME THREAD
+// I am guessing that it would not hurt to make these private members.
+static vector<string> citeCmds_;
+static vector<CitationStyle> citeStyles_;
-template<typename String> static QStringList to_qstring_list(vector<String> const & v)
+template<typename String>
+static QStringList to_qstring_list(vector<String> const & v)
{
QStringList qlist;
}
-static vector<lyx::docstring> const to_docstring_vector(QStringList const & qlist)
+static vector<lyx::docstring> to_docstring_vector(QStringList const & qlist)
{
vector<lyx::docstring> v;
for (int i = 0; i != qlist.size(); ++i) {
}
-namespace lyx {
-namespace frontend {
+GuiCitation::GuiCitation(GuiView & lv)
+ : DialogView(lv, "citation", qt_("Citation")),
+ style_(0), params_(insetCode("citation"))
+{
+ setupUi(this);
+
+ // The filter bar
+ filter_ = new FancyLineEdit(this);
+ filter_->setButtonPixmap(FancyLineEdit::Right, getPixmap("images/", "editclear", "svgz,png"));
+ filter_->setButtonVisible(FancyLineEdit::Right, true);
+ filter_->setButtonToolTip(FancyLineEdit::Right, qt_("Clear text"));
+ filter_->setAutoHideButton(FancyLineEdit::Right, true);
+ filter_->setPlaceholderText(qt_("All avail. citations"));
+
+ filterBarL->addWidget(filter_, 0);
+ findKeysLA->setBuddy(filter_);
+
+ // Add search options as button menu
+ regexp_ = new QAction(qt_("Regular e&xpression"), this);
+ regexp_->setCheckable(true);
+ casesense_ = new QAction(qt_("Case se&nsitive"), this);
+ casesense_->setCheckable(true);
+ instant_ = new QAction(qt_("Search as you &type"), this);
+ instant_->setCheckable(true);
+ instant_->setChecked(true);
+
+ QMenu * searchOpts = new QMenu(this);
+ searchOpts->addAction(regexp_);
+ searchOpts->addAction(casesense_);
+ searchOpts->addAction(instant_);
+ searchOptionsPB->setMenu(searchOpts);
+
+ connect(citationStyleCO, SIGNAL(activated(int)),
+ this, SLOT(on_citationStyleCO_currentIndexChanged(int)));
+ connect(starredCB, SIGNAL(clicked()),
+ this, SLOT(updateStyles()));
+ connect(forceuppercaseCB, SIGNAL(clicked()),
+ this, SLOT(updateStyles()));
+ connect(textBeforeED, SIGNAL(textChanged(QString)),
+ this, SLOT(updateStyles()));
+ connect(textAfterED, SIGNAL(textChanged(QString)),
+ this, SLOT(updateStyles()));
+ connect(textBeforeED, SIGNAL(returnPressed()),
+ this, SLOT(on_okPB_clicked()));
+ connect(textAfterED, SIGNAL(returnPressed()),
+ this, SLOT(on_okPB_clicked()));
+
+ selectionManager = new GuiSelectionManager(availableLV, selectedLV,
+ addPB, deletePB, upPB, downPB, &available_model_, &selected_model_);
+ connect(selectionManager, SIGNAL(selectionChanged()),
+ this, SLOT(setCitedKeys()));
+ connect(selectionManager, SIGNAL(updateHook()),
+ this, SLOT(updateControls()));
+ connect(selectionManager, SIGNAL(okHook()),
+ this, SLOT(on_okPB_clicked()));
+
+ connect(filter_, SIGNAL(rightButtonClicked()),
+ this, SLOT(resetFilter()));
+ connect(filter_, SIGNAL(textEdited(QString)),
+ this, SLOT(filterChanged(QString)));
+ connect(filter_, SIGNAL(returnPressed()),
+ this, SLOT(filterPressed()));
+ connect(regexp_, SIGNAL(triggered()),
+ this, SLOT(regexChanged()));
+ connect(casesense_, SIGNAL(triggered()),
+ this, SLOT(caseChanged()));
+ connect(instant_, SIGNAL(triggered(bool)),
+ this, SLOT(instantChanged(bool)));
+
+ setFocusProxy(filter_);
+}
-GuiCitation::GuiCitation(Dialog & parent)
- : ControlCitation(parent)
+GuiCitation::~GuiCitation()
{
+ delete selectionManager;
}
-void GuiCitation::apply(int const choice, bool const full, bool const force,
- QString before, QString after)
+void GuiCitation::closeEvent(QCloseEvent * e)
{
- if (cited_keys_.isEmpty())
- return;
+ clearSelection();
+ DialogView::closeEvent(e);
+}
- vector<biblio::CiteStyle> const & styles =
- ControlCitation::getCiteStyles();
- string const command =
- biblio::CitationStyle(styles[choice], full, force)
- .asLatexStr();
+void GuiCitation::applyView()
+{
+ int const choice = max(0, citationStyleCO->currentIndex());
+ style_ = choice;
+ bool const full = starredCB->isChecked();
+ bool const force = forceuppercaseCB->isChecked();
- params().setCmdName(command);
- params()["key"] = qstring_to_ucs4(cited_keys_.join(","));
- params()["before"] = qstring_to_ucs4(before);
- params()["after"] = qstring_to_ucs4(after);
- dispatchParams();
+ QString const before = textBeforeED->text();
+ QString const after = textAfterED->text();
+
+ applyParams(choice, full, force, before, after);
}
-void GuiCitation::clearSelection()
+void GuiCitation::showEvent(QShowEvent * e)
{
- cited_keys_.clear();
- selected_model_.setStringList(cited_keys_);
+ filter_->clear();
+ availableLV->setFocus();
+ DialogView::showEvent(e);
}
-QString GuiCitation::textBefore()
+void GuiCitation::on_okPB_clicked()
{
- return toqstr(params()["before"]);
+ applyView();
+ clearSelection();
+ hide();
}
-QString GuiCitation::textAfter()
+void GuiCitation::on_cancelPB_clicked()
{
- return toqstr(params()["after"]);
+ clearSelection();
+ hide();
}
-bool GuiCitation::initialiseParams(std::string const & data)
+void GuiCitation::on_applyPB_clicked()
+{
+ applyView();
+}
+
+
+void GuiCitation::on_restorePB_clicked()
{
- if (!ControlCitation::initialiseParams(data))
- return false;
init();
- return true;
+ updateFilterHint();
+}
+
+
+void GuiCitation::updateControls()
+{
+ BiblioInfo const & bi = bibInfo();
+ updateControls(bi);
+}
+
+
+// The main point of separating this out is that the fill*() methods
+// called in update() do not need to be called for INTERNAL updates,
+// such as when addPB is pressed, as the list of fields, entries, etc,
+// will not have changed.
+void GuiCitation::updateControls(BiblioInfo const & bi)
+{
+ QModelIndex idx = selectionManager->getSelectedIndex();
+ updateInfo(bi, idx);
+ selectionManager->update();
+}
+
+
+void GuiCitation::updateFormatting(CitationStyle currentStyle)
+{
+ BufferParams const bp = documentBuffer().params();
+ bool const force = currentStyle.forceUpperCase;
+ bool const starred = currentStyle.hasStarredVersion;
+ bool const full = starred && bp.fullAuthorList();
+ bool const textbefore = currentStyle.textBefore;
+ bool const textafter = currentStyle.textAfter;
+
+ bool const haveSelection =
+ selectedLV->model()->rowCount() > 0;
+
+ forceuppercaseCB->setEnabled(force && haveSelection);
+ starredCB->setEnabled(full && haveSelection);
+ textBeforeED->setEnabled(textbefore && haveSelection);
+ textBeforeLA->setEnabled(textbefore && haveSelection);
+ textAfterED->setEnabled(textafter && haveSelection);
+ textAfterLA->setEnabled(textafter && haveSelection);
+ citationStyleCO->setEnabled(haveSelection);
+ citationStyleLA->setEnabled(haveSelection);
+
+ // Check if we have a custom string/tooltip for the starred version
+ if (starred && !currentStyle.stardesc.empty()) {
+ string val =
+ bp.documentClass().getCiteMacro(bp.citeEngineType(), currentStyle.stardesc);
+ docstring guistring;
+ if (!val.empty()) {
+ guistring = translateIfPossible(from_utf8(val));
+ starredCB->setText(toqstr(guistring));
+ starredCB->setEnabled(haveSelection);
+ }
+ if (!currentStyle.startooltip.empty()) {
+ val = bp.documentClass().getCiteMacro(bp.citeEngineType(),
+ currentStyle.startooltip);
+ if (!val.empty())
+ guistring = translateIfPossible(from_utf8(val));
+ }
+ // Tooltip might also be empty
+ starredCB->setToolTip(toqstr(guistring));
+ } else {
+ // This is the default meaning of the starred commands
+ starredCB->setText(qt_("All aut&hors"));
+ starredCB->setToolTip(qt_("Always list all authors (rather than using \"et al.\")"));
+ }
+}
+
+
+// Update the styles for the style combo, citationStyleCO, and mark the
+// settings as changed. Called upon changing the cited keys (including
+// merely reordering the keys) or editing the text before/after fields.
+void GuiCitation::updateStyles()
+{
+ BiblioInfo const & bi = bibInfo();
+ updateStyles(bi);
+ changed();
+}
+
+
+// Update the styles for the style combo, citationStyleCO.
+void GuiCitation::updateStyles(BiblioInfo const & bi)
+{
+ QStringList selected_keys = selected_model_.stringList();
+ int curr = selectedLV->model()->rowCount() - 1;
+
+ if (curr < 0 || selected_keys.empty()) {
+ citationStyleCO->clear();
+ citationStyleCO->setEnabled(false);
+ citationStyleLA->setEnabled(false);
+ return;
+ }
+
+ static const size_t max_length = 80;
+ QStringList sty = citationStyles(bi, max_length);
+
+ if (sty.isEmpty()) {
+ // some error
+ citationStyleCO->setEnabled(false);
+ citationStyleLA->setEnabled(false);
+ citationStyleCO->clear();
+ return;
+ }
+
+ citationStyleCO->blockSignals(true);
+
+ // save old index
+ int const curindex = citationStyleCO->currentIndex();
+ int const oldIndex = (curindex < 0) ? style_ : curindex;
+ citationStyleCO->clear();
+ citationStyleCO->insertItems(0, sty);
+ citationStyleCO->setEnabled(true);
+ citationStyleLA->setEnabled(true);
+ // restore old index
+ if (oldIndex != -1 && oldIndex < citationStyleCO->count())
+ citationStyleCO->setCurrentIndex(oldIndex);
+
+ citationStyleCO->blockSignals(false);
+}
+
+
+void GuiCitation::fillFields(BiblioInfo const & bi)
+{
+ fieldsCO->blockSignals(true);
+ int const oldIndex = fieldsCO->currentIndex();
+ fieldsCO->clear();
+ QStringList const fields = to_qstring_list(bi.getFields());
+ fieldsCO->insertItem(0, qt_("All fields"));
+ fieldsCO->insertItem(1, qt_("Keys"));
+ fieldsCO->insertItems(2, fields);
+ if (oldIndex != -1 && oldIndex < fieldsCO->count())
+ fieldsCO->setCurrentIndex(oldIndex);
+ fieldsCO->blockSignals(false);
+}
+
+
+void GuiCitation::fillEntries(BiblioInfo const & bi)
+{
+ entriesCO->blockSignals(true);
+ int const oldIndex = entriesCO->currentIndex();
+ entriesCO->clear();
+ QStringList const entries = to_qstring_list(bi.getEntries());
+ entriesCO->insertItem(0, qt_("All entry types"));
+ entriesCO->insertItems(1, entries);
+ if (oldIndex != -1 && oldIndex < entriesCO->count())
+ entriesCO->setCurrentIndex(oldIndex);
+ entriesCO->blockSignals(false);
+}
+
+
+bool GuiCitation::isSelected(QModelIndex const & idx)
+{
+ QString const str = idx.data().toString();
+ return selected_model_.stringList().contains(str);
+}
+
+
+void GuiCitation::setButtons()
+{
+ int const srows = selectedLV->model()->rowCount();
+ applyPB->setEnabled(srows > 0);
+ okPB->setEnabled(srows > 0);
+}
+
+
+void GuiCitation::updateInfo(BiblioInfo const & bi, QModelIndex const & idx)
+{
+ if (!idx.isValid() || bi.empty()) {
+ infoML->document()->clear();
+ infoML->setToolTip(qt_("Displays a sketchy preview if a citation is selected above"));
+ return;
+ }
+
+ infoML->setToolTip(qt_("Sketchy preview of the selected citation"));
+ CiteItem ci;
+ ci.richtext = true;
+ QString const keytxt = toqstr(
+ bi.getInfo(qstring_to_ucs4(idx.data().toString()), documentBuffer(), ci));
+ infoML->document()->setHtml(keytxt);
+}
+
+
+void GuiCitation::findText(QString const & text, bool reset)
+{
+ //"All Fields" and "Keys" are the first two
+ int index = fieldsCO->currentIndex() - 2;
+ BiblioInfo const & bi = bibInfo();
+ vector<docstring> const & fields = bi.getFields();
+ docstring field;
+
+ if (index <= -1 || index >= int(fields.size()))
+ //either "All Fields" or "Keys" or an invalid value
+ field = from_ascii("");
+ else
+ field = fields[index];
+
+ //Was it "Keys"?
+ bool const onlyKeys = index == -1;
+
+ //"All Entry Types" is first.
+ index = entriesCO->currentIndex() - 1;
+ vector<docstring> const & entries = bi.getEntries();
+ docstring entry_type;
+ if (index < 0 || index >= int(entries.size()))
+ entry_type = from_ascii("");
+ else
+ entry_type = entries[index];
+
+ bool const case_sentitive = casesense_->isChecked();
+ bool const reg_exp = regexp_->isChecked();
+
+ findKey(bi, text, onlyKeys, field, entry_type,
+ case_sentitive, reg_exp, reset);
+ //FIXME
+ //It'd be nice to save and restore the current selection in
+ //availableLV. Currently, we get an automatic reset, since the
+ //model is reset.
+
+ updateControls(bi);
+}
+
+
+void GuiCitation::on_fieldsCO_currentIndexChanged(int /*index*/)
+{
+ findText(filter_->text(), true);
+}
+
+
+void GuiCitation::on_entriesCO_currentIndexChanged(int /*index*/)
+{
+ findText(filter_->text(), true);
+}
+
+
+void GuiCitation::on_citationStyleCO_currentIndexChanged(int index)
+{
+ if (index >= 0 && index < citationStyleCO->count()) {
+ vector<CitationStyle> const & styles = citeStyles_;
+ updateFormatting(styles[index]);
+ changed();
+ }
+}
+
+
+void GuiCitation::filterChanged(const QString & text)
+{
+ if (!text.isEmpty()) {
+ if (instant_->isChecked())
+ findText(filter_->text());
+ return;
+ }
+ findText(filter_->text());
+ filter_->setFocus();
+}
+
+
+void GuiCitation::filterPressed()
+{
+ findText(filter_->text(), true);
+}
+
+
+void GuiCitation::resetFilter()
+{
+ filter_->setText(QString());
+ findText(filter_->text(), true);
+}
+
+
+void GuiCitation::caseChanged()
+{
+ findText(filter_->text());
+}
+
+
+void GuiCitation::regexChanged()
+{
+ findText(filter_->text());
+}
+
+
+void GuiCitation::updateFilterHint()
+{
+ QString const hint = instant_->isChecked() ?
+ qt_("Enter string to filter the list of available citations") :
+ qt_("Enter string to filter the list of available citations and press <Enter>");
+ filter_->setToolTip(hint);
+}
+
+
+void GuiCitation::instantChanged(bool checked)
+{
+ if (checked)
+ findText(filter_->text(), true);
+
+ updateFilterHint();
+}
+
+
+void GuiCitation::changed()
+{
+ setButtons();
+}
+
+
+void GuiCitation::applyParams(int const choice, bool full, bool force,
+ QString before, QString after)
+{
+ if (cited_keys_.isEmpty())
+ return;
+
+ vector<CitationStyle> const & styles = citeStyles_;
+
+ CitationStyle cs = styles[choice];
+
+ if (!cs.textBefore)
+ before.clear();
+ if (!cs.textAfter)
+ after.clear();
+
+ cs.forceUpperCase &= force;
+ cs.hasStarredVersion &= full;
+ string const command = citationStyleToString(cs);
+
+ params_.setCmdName(command);
+ params_["key"] = qstring_to_ucs4(cited_keys_.join(","));
+ params_["before"] = qstring_to_ucs4(before);
+ params_["after"] = qstring_to_ucs4(after);
+ dispatchParams();
+}
+
+
+void GuiCitation::clearSelection()
+{
+ cited_keys_.clear();
+ selected_model_.setStringList(cited_keys_);
}
void GuiCitation::init()
{
// Make the list of all available bibliography keys
- all_keys_ = to_qstring_list(availableKeys());
+ BiblioInfo const & bi = bibInfo();
+ all_keys_ = to_qstring_list(bi.getKeys());
available_model_.setStringList(all_keys_);
// Ditto for the keys cited in this inset
- QString str = toqstr(params()["key"]);
+ QString str = toqstr(params_["key"]);
if (str.isEmpty())
cited_keys_.clear();
else
cited_keys_ = str.split(",");
selected_model_.setStringList(cited_keys_);
+
+ // Initialize the drop downs
+ fillEntries(bi);
+ fillFields(bi);
+
+ // Initialize the citation formatting
+ string const & cmd = params_.getCmdName();
+ CitationStyle const cs =
+ citationStyleFromString(cmd, documentBuffer().params());
+ forceuppercaseCB->setChecked(cs.forceUpperCase);
+ starredCB->setChecked(cs.hasStarredVersion &&
+ documentBuffer().params().fullAuthorList());
+ textBeforeED->setText(toqstr(params_["before"]));
+ textAfterED->setText(toqstr(params_["after"]));
+
+ // Update the interface
+ updateControls(bi);
+ updateStyles(bi);
+ if (selected_model_.rowCount()) {
+ selectedLV->blockSignals(true);
+ selectedLV->setFocus();
+ QModelIndex idx = selected_model_.index(0, 0);
+ selectedLV->selectionModel()->select(idx,
+ QItemSelectionModel::ClearAndSelect);
+ selectedLV->blockSignals(false);
+
+ // Find the citation style
+ vector<string> const & cmds = citeCmds_;
+ vector<string>::const_iterator cit =
+ std::find(cmds.begin(), cmds.end(), cs.name);
+ int i = 0;
+ if (cit != cmds.end())
+ i = int(cit - cmds.begin());
+
+ // Set the style combo appropriately
+ citationStyleCO->blockSignals(true);
+ citationStyleCO->setCurrentIndex(i);
+ citationStyleCO->blockSignals(false);
+ updateFormatting(citeStyles_[i]);
+ } else
+ availableLV->setFocus();
+
+ applyPB->setEnabled(false);
+ okPB->setEnabled(false);
}
-void GuiCitation::findKey(QString const & str, bool only_keys,
- docstring field, docstring entryType,
+void GuiCitation::findKey(BiblioInfo const & bi,
+ QString const & str, bool only_keys,
+ docstring field, docstring entry_type,
bool case_sensitive, bool reg_exp, bool reset)
{
+ // FIXME THREAD
+ // This should be moved to a class member.
// Used for optimisation: store last searched string.
static QString last_searched_string;
// Used to disable the above optimisation.
// Reset last_searched_string in case of changed option.
if (last_case_sensitive != case_sensitive
|| last_reg_exp != reg_exp) {
- LYXERR(Debug::GUI) << "GuiCitation::findKey: optimisation disabled!" << std::endl;
+ LYXERR(Debug::GUI, "GuiCitation::findKey: optimisation disabled!");
last_searched_string.clear();
}
// save option for next search.
last_case_sensitive = case_sensitive;
last_reg_exp = reg_exp;
- Qt::CaseSensitivity qtcase = case_sensitive?
+ Qt::CaseSensitivity qtcase = case_sensitive ?
Qt::CaseSensitive: Qt::CaseInsensitive;
QStringList keys;
// If new string (str) contains the last searched one...
last_searched_string = str;
QStringList result;
-
- //First, filter by entryType, which will be faster than
- //what follows, so we may get to do that on less.
+
+ // First, filter by entry_type, which will be faster than
+ // what follows, so we may get to do that on less.
vector<docstring> keyVector = to_docstring_vector(keys);
- filterByEntryType(keyVector, entryType);
-
+ filterByEntryType(bi, keyVector, entry_type);
+
if (str.isEmpty())
result = to_qstring_list(keyVector);
else
- result = to_qstring_list(searchKeys(keyVector, only_keys,
+ result = to_qstring_list(searchKeys(bi, keyVector, only_keys,
qstring_to_ucs4(str), field, case_sensitive, reg_exp));
-
+
available_model_.setStringList(result);
}
-QStringList GuiCitation::getFieldsAsQStringList() {
- return to_qstring_list(availableFields());
+QStringList GuiCitation::citationStyles(BiblioInfo const & bi, size_t max_size)
+{
+ vector<docstring> const keys = to_docstring_vector(cited_keys_);
+ vector<CitationStyle> styles = citeStyles_;
+ CiteItem ci;
+ ci.textBefore = qstring_to_ucs4(textBeforeED->text());
+ ci.textAfter = qstring_to_ucs4(textAfterED->text());
+ ci.forceUpperCase = forceuppercaseCB->isChecked();
+ ci.Starred = starredCB->isChecked();
+ ci.context = CiteItem::Dialog;
+ ci.max_size = max_size;
+ vector<docstring> ret = bi.getCiteStrings(keys, styles, documentBuffer(), ci);
+ return to_qstring_list(ret);
}
-QStringList GuiCitation::getEntriesAsQStringList() {
- return to_qstring_list(availableEntries());
+void GuiCitation::setCitedKeys()
+{
+ cited_keys_ = selected_model_.stringList();
+ updateStyles();
}
-QStringList GuiCitation::citationStyles(int sel)
+bool GuiCitation::initialiseParams(string const & data)
{
- docstring const key = qstring_to_ucs4(cited_keys_[sel]);
- return to_qstring_list(getCiteStrings(key));
+ InsetCommand::string2params(data, params_);
+ citeCmds_ = documentBuffer().params().citeCommands();
+ citeStyles_ = documentBuffer().params().citeStyles();
+ init();
+ return true;
}
-QString GuiCitation::getKeyInfo(QString const & sel)
+void GuiCitation::clearParams()
{
- return toqstr(getInfo(qstring_to_ucs4(sel)));
+ params_.clear();
}
-void GuiCitation::setCitedKeys()
+
+void GuiCitation::filterByEntryType(BiblioInfo const & bi,
+ vector<docstring> & keyVector, docstring entry_type)
{
- cited_keys_ = selected_model_.stringList();
+ if (entry_type.empty())
+ return;
+
+ vector<docstring>::iterator it = keyVector.begin();
+ vector<docstring>::iterator end = keyVector.end();
+
+ vector<docstring> result;
+ for (; it != end; ++it) {
+ docstring const key = *it;
+ BiblioInfo::const_iterator cit = bi.find(key);
+ if (cit == bi.end())
+ continue;
+ if (cit->second.entryType() == entry_type)
+ result.push_back(key);
+ }
+ keyVector = result;
+}
+
+
+// Escape special chars.
+// All characters are literals except: '.|*?+(){}[]^$\'
+// These characters are literals when preceded by a "\", which is done here
+// @todo: This function should be moved to support, and then the test in tests
+// should be moved there as well.
+static docstring escape_special_chars(docstring const & expr)
+{
+ // Search for all chars '.|*?+(){}[^$]\'
+ // Note that '[', ']', and '\' must be escaped.
+ static const lyx::regex reg("[.|*?+(){}^$\\[\\]\\\\]");
+
+ // $& is an ECMAScript format expression that expands to all
+ // of the current match
+#ifdef LYX_USE_STD_REGEX
+ // To prefix a matched expression with a single literal backslash, we
+ // need to escape it for the C++ compiler and use:
+ // FIXME: UNICODE
+ return from_utf8(lyx::regex_replace(to_utf8(expr), reg, string("\\$&")));
+#else
+ // A backslash in the format string starts an escape sequence in boost.
+ // Thus, to prefix a matched expression with a single literal backslash,
+ // we need to give two backslashes to the regex engine, and escape both
+ // for the C++ compiler and use:
+ // FIXME: UNICODE
+ return from_utf8(lyx::regex_replace(to_utf8(expr), reg, string("\\\\$&")));
+#endif
+}
+
+
+vector<docstring> GuiCitation::searchKeys(BiblioInfo const & bi,
+ vector<docstring> const & keys_to_search, bool only_keys,
+ docstring const & search_expression, docstring field,
+ bool case_sensitive, bool regex)
+{
+ vector<docstring> foundKeys;
+
+ docstring expr = trim(search_expression);
+ if (expr.empty())
+ return foundKeys;
+
+ if (!regex)
+ // We must escape special chars in the search_expr so that
+ // it is treated as a simple string by lyx::regex.
+ expr = escape_special_chars(expr);
+
+ lyx::regex reg_exp;
+ try {
+ reg_exp.assign(to_utf8(expr), case_sensitive ?
+ lyx::regex_constants::ECMAScript : lyx::regex_constants::icase);
+ } catch (lyx::regex_error const & e) {
+ // lyx::regex throws an exception if the regular expression is not
+ // valid.
+ LYXERR(Debug::GUI, e.what());
+ return vector<docstring>();
+ }
+
+ vector<docstring>::const_iterator it = keys_to_search.begin();
+ vector<docstring>::const_iterator end = keys_to_search.end();
+ for (; it != end; ++it ) {
+ BiblioInfo::const_iterator info = bi.find(*it);
+ if (info == bi.end())
+ continue;
+
+ BibTeXInfo const & kvm = info->second;
+ string data;
+ if (only_keys)
+ data = to_utf8(*it);
+ else if (field.empty())
+ data = to_utf8(*it) + ' ' + to_utf8(kvm.allData());
+ else
+ data = to_utf8(kvm[field]);
+
+ if (data.empty())
+ continue;
+
+ try {
+ if (lyx::regex_search(data, reg_exp))
+ foundKeys.push_back(*it);
+ }
+ catch (lyx::regex_error const & e) {
+ LYXERR(Debug::GUI, e.what());
+ return vector<docstring>();
+ }
+ }
+ return foundKeys;
}
+void GuiCitation::dispatchParams()
+{
+ std::string const lfun = InsetCommand::params2string(params_);
+ dispatch(FuncRequest(getLfun(), lfun));
+}
+
+
+BiblioInfo const & GuiCitation::bibInfo() const
+{
+ Buffer const & buf = documentBuffer();
+ buf.reloadBibInfoCache();
+ return buf.masterBibInfo();
+}
+
+
+void GuiCitation::saveSession() const
+{
+ Dialog::saveSession();
+ QSettings settings;
+ settings.setValue(
+ sessionKey() + "/regex", regexp_->isChecked());
+ settings.setValue(
+ sessionKey() + "/casesensitive", casesense_->isChecked());
+ settings.setValue(
+ sessionKey() + "/autofind", instant_->isChecked());
+ settings.setValue(
+ sessionKey() + "/citestyle", style_);
+}
+
+
+void GuiCitation::restoreSession()
+{
+ Dialog::restoreSession();
+ QSettings settings;
+ regexp_->setChecked(settings.value(sessionKey() + "/regex").toBool());
+ casesense_->setChecked(settings.value(sessionKey() + "/casesensitive").toBool());
+ instant_->setChecked(settings.value(sessionKey() + "/autofind").toBool());
+ style_ = settings.value(sessionKey() + "/citestyle").toInt();
+ updateFilterHint();
+}
+
+
+Dialog * createGuiCitation(GuiView & lv) { return new GuiCitation(lv); }
+
+
} // namespace frontend
} // namespace lyx
+
+#include "moc_GuiCitation.cpp"
+