lyx_mirror/src/frontends/qt4/GuiBibtex.cpp

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/**
* \file GuiBibtex.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
* \author Herbert Vo<EFBFBD>
* \author Angus Leeming
* \author J<EFBFBD>rgen Spitzm<EFBFBD>ller
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiBibtex.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "debug.h"
#include "ui_BibtexAddUi.h"
#include "qt_helpers.h"
#include "Validator.h"
#include "LyXRC.h"
#include "gettext.h"
#include "ButtonPolicy.h"
#include "support/filetools.h" // changeExtension
#include "support/lstrings.h"
#include "support/FileFilterList.h"
#include <QPushButton>
#include <QListWidget>
#include <QCheckBox>
#include <QCloseEvent>
#include <QLineEdit>
using std::pair;
using std::string;
using std::vector;
namespace lyx {
namespace frontend {
using support::changeExtension;
using support::contains;
using support::FileFilterList;
using support::onlyFilename;
using support::prefixIs;
using support::split;
using support::trim;
GuiBibtex::GuiBibtex(GuiView & lv)
: GuiCommand(lv, "bibtex")
{
setupUi(this);
setViewTitle( _("BibTeX Bibliography"));
QDialog::setModal(true);
connect(okPB, SIGNAL(clicked()),
this, SLOT(slotOK()));
connect(closePB, SIGNAL(clicked()),
this, SLOT(slotClose()));
connect(stylePB, SIGNAL(clicked()),
this, SLOT(browsePressed()));
connect(deletePB, SIGNAL(clicked()),
this, SLOT(deletePressed()));
connect(styleCB, SIGNAL(editTextChanged(QString)),
this, SLOT(change_adaptor()));
connect(databaseLW, SIGNAL(itemSelectionChanged()),
this, SLOT(databaseChanged()));
connect(bibtocCB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
connect(btPrintCO, SIGNAL(activated(int)),
this, SLOT(change_adaptor()));
connect(addBibPB, SIGNAL(clicked()),
this, SLOT(addPressed()));
add_ = new GuiBibtexAddDialog(this);
add_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
add_bc_.setOK(add_->addPB);
add_bc_.setCancel(add_->closePB);
add_bc_.addCheckedLineEdit(add_->bibED, 0);
connect(add_->bibED, SIGNAL(textChanged(QString)),
this, SLOT(bibEDChanged()));
connect(add_->addPB, SIGNAL(clicked()),
this, SLOT(addDatabase()));
connect(add_->addPB, SIGNAL(clicked()),
add_, SLOT(accept()));
connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
this, SLOT(addDatabase()));
connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
add_, SLOT(accept()));
connect(add_->bibLW, SIGNAL(itemSelectionChanged()),
this, SLOT(availableChanged()));
connect(add_->browsePB, SIGNAL(clicked()),
this, SLOT(browseBibPressed()));
connect(add_->closePB, SIGNAL(clicked()),
add_, SLOT(reject()));
bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
bc().setOK(okPB);
bc().setCancel(closePB);
bc().addReadOnly(databaseLW);
bc().addReadOnly(stylePB);
bc().addReadOnly(styleCB);
bc().addReadOnly(bibtocCB);
bc().addReadOnly(addBibPB);
bc().addReadOnly(deletePB);
}
void GuiBibtex::bibEDChanged()
{
// Indicate to the button controller that the contents have
// changed. The actual test of validity is carried out by
// the checkedLineEdit.
add_bc_.setValid(true);
}
void GuiBibtex::change_adaptor()
{
changed();
}
void GuiBibtex::browsePressed()
{
docstring const file = browseBst(docstring());
if (!file.empty()) {
// FIXME UNICODE
docstring const filen = from_utf8(changeExtension(to_utf8(file), ""));
bool present = false;
unsigned int pres = 0;
for (int i = 0; i != styleCB->count(); ++i) {
if (qstring_to_ucs4(styleCB->itemText(i)) == filen) {
present = true;
pres = i;
}
}
if (!present)
styleCB->insertItem(0, toqstr(filen));
styleCB->setCurrentIndex(pres);
changed();
}
}
void GuiBibtex::browseBibPressed()
{
docstring const file = trim(browseBib(docstring()));
if (!file.empty()) {
// FIXME UNICODE
QString const f = toqstr(changeExtension(to_utf8(file), ""));
bool present = false;
for (int i = 0; i < add_->bibLW->count(); ++i) {
if (add_->bibLW->item(i)->text() == f)
present = true;
}
if (!present) {
add_->bibLW->addItem(f);
changed();
}
add_->bibED->setText(f);
}
}
void GuiBibtex::addPressed()
{
add_bc_.setValid(false);
add_->exec();
}
void GuiBibtex::addDatabase()
{
int const sel = add_->bibLW->currentRow();
docstring const file = trim(qstring_to_ucs4(add_->bibED->text()));
if (sel < 0 && file.empty())
return;
// Add the selected browser_bib keys to browser_database
// multiple selections are possible
for (int i = 0; i != add_->bibLW->count(); ++i) {
QListWidgetItem * const item = add_->bibLW->item(i);
if (add_->bibLW->isItemSelected(item)) {
add_->bibLW->setItemSelected(item, false);
QList<QListWidgetItem *> matches =
databaseLW->findItems(item->text(), Qt::MatchExactly);
if (matches.empty())
databaseLW->addItem(item->text());
}
}
if (!file.empty()) {
add_->bibED->clear();
QString const f = toqstr(from_utf8(changeExtension(to_utf8(file), "")));
QList<QListWidgetItem *> matches =
databaseLW->findItems(f, Qt::MatchExactly);
if (matches.empty())
databaseLW->addItem(f);
}
changed();
}
void GuiBibtex::deletePressed()
{
databaseLW->takeItem(databaseLW->currentRow());
changed();
}
void GuiBibtex::databaseChanged()
{
deletePB->setEnabled(!isBufferReadonly() && databaseLW->currentRow() != -1);
}
void GuiBibtex::availableChanged()
{
add_bc_.setValid(true);
}
void GuiBibtex::closeEvent(QCloseEvent *e)
{
slotClose();
e->accept();
}
void GuiBibtex::updateContents()
{
bool bibtopic = usingBibtopic();
databaseLW->clear();
docstring bibs = params_["bibfiles"];
docstring bib;
while (!bibs.empty()) {
bibs = split(bibs, bib, ',');
bib = trim(bib);
if (!bib.empty())
databaseLW->addItem(toqstr(bib));
}
add_->bibLW->clear();
vector<string> bib_str;
getBibFiles(bib_str);
for (vector<string>::const_iterator it = bib_str.begin();
it != bib_str.end(); ++it) {
string bibItem(changeExtension(*it, ""));
add_->bibLW->addItem(toqstr(bibItem));
}
string bibstyle = getStylefile();
bibtocCB->setChecked(bibtotoc() && !bibtopic);
bibtocCB->setEnabled(!bibtopic);
docstring btprint = params_["btprint"];
int btp = 0;
if (btprint == "btPrintNotCited")
btp = 1;
else if (btprint == "btPrintAll")
btp = 2;
btPrintCO->setCurrentIndex(btp);
btPrintCO->setEnabled(bibtopic);
styleCB->clear();
int item_nr(-1);
vector<string> str;
getBibStyles(str);
for (vector<string>::const_iterator it = str.begin();
it != str.end(); ++it) {
string item(changeExtension(*it, ""));
if (item == bibstyle)
item_nr = int(it - str.begin());
styleCB->addItem(toqstr(item));
}
if (item_nr == -1 && !bibstyle.empty()) {
styleCB->addItem(toqstr(bibstyle));
item_nr = styleCB->count() - 1;
}
if (item_nr != -1)
styleCB->setCurrentIndex(item_nr);
else
styleCB->clearEditText();
}
void GuiBibtex::applyView()
{
docstring dbs = qstring_to_ucs4(databaseLW->item(0)->text());
unsigned int maxCount = databaseLW->count();
for (unsigned int i = 1; i < maxCount; i++) {
dbs += ',';
dbs += qstring_to_ucs4(databaseLW->item(i)->text());
}
params_["bibfiles"] = dbs;
docstring const bibstyle = qstring_to_ucs4(styleCB->currentText());
bool const bibtotoc = bibtocCB->isChecked();
if (bibtotoc && (!bibstyle.empty())) {
// both bibtotoc and style
params_["options"] = "bibtotoc," + bibstyle;
} else if (bibtotoc) {
// bibtotoc and no style
params_["options"] = from_ascii("bibtotoc");
} else {
// only style. An empty one is valid, because some
// documentclasses have an own \bibliographystyle{}
// command!
params_["options"] = bibstyle;
}
// bibtopic allows three kinds of sections:
// 1. sections that include all cited references of the database(s)
// 2. sections that include all uncited references of the database(s)
// 3. sections that include all references of the database(s), cited or not
int btp = btPrintCO->currentIndex();
switch (btp) {
case 0:
params_["btprint"] = from_ascii("btPrintCited");
break;
case 1:
params_["btprint"] = from_ascii("btPrintNotCited");
break;
case 2:
params_["btprint"] = from_ascii("btPrintAll");
break;
}
if (!usingBibtopic())
params_["btprint"] = docstring();
}
bool GuiBibtex::isValid()
{
return databaseLW->count() != 0;
}
docstring const GuiBibtex::browseBib(docstring const & in_name) const
{
// FIXME UNICODE
docstring const label1 = _("Documents|#o#O");
docstring const dir1 = from_utf8(lyxrc.document_path);
FileFilterList const filter(_("BibTeX Databases (*.bib)"));
return browseRelFile(in_name, from_utf8(bufferFilepath()),
_("Select a BibTeX database to add"), filter, false, label1, dir1);
}
docstring const GuiBibtex::browseBst(docstring const & in_name) const
{
// FIXME UNICODE
docstring const label1 = _("Documents|#o#O");
docstring const dir1 = from_utf8(lyxrc.document_path);
FileFilterList const filter(_("BibTeX Styles (*.bst)"));
return browseRelFile(in_name, from_utf8(bufferFilepath()),
_("Select a BibTeX style"), filter, false, label1, dir1);
}
void GuiBibtex::getBibStyles(vector<string> & data) const
{
data.clear();
getTexFileList("bstFiles.lst", data);
// test, if we have a valid list, otherwise run rescan
if (data.empty()) {
rescanBibStyles();
getTexFileList("bstFiles.lst", data);
}
vector<string>::iterator it = data.begin();
vector<string>::iterator end = data.end();
for (; it != end; ++it) {
*it = onlyFilename(*it);
}
// sort on filename only (no path)
std::sort(data.begin(), data.end());
}
void GuiBibtex::getBibFiles(vector<string> & data) const
{
data.clear();
getTexFileList("bibFiles.lst", data);
// test, if we have a valid list, otherwise run rescan
if (data.empty()) {
rescanBibStyles();
getTexFileList("bibFiles.lst", data);
}
vector<string>::iterator it = data.begin();
vector<string>::iterator end = data.end();
for (; it != end; ++it) {
*it = onlyFilename(*it);
}
// sort on filename only (no path)
std::sort(data.begin(), data.end());
}
void GuiBibtex::rescanBibStyles() const
{
rescanTexStyles();
}
bool GuiBibtex::usingBibtopic() const
{
return buffer().params().use_bibtopic;
}
bool GuiBibtex::bibtotoc() const
{
return prefixIs(to_utf8(params_["options"]), "bibtotoc");
}
string const GuiBibtex::getStylefile() const
{
// the different bibtex packages have (and need) their
// own "plain" stylefiles
biblio::CiteEngine const engine = buffer().params().getEngine();
docstring defaultstyle;
switch (engine) {
case biblio::ENGINE_BASIC:
defaultstyle = from_ascii("plain");
break;
case biblio::ENGINE_NATBIB_AUTHORYEAR:
defaultstyle = from_ascii("plainnat");
break;
case biblio::ENGINE_NATBIB_NUMERICAL:
defaultstyle = from_ascii("plainnat");
break;
case biblio::ENGINE_JURABIB:
defaultstyle = from_ascii("jurabib");
break;
}
docstring bst = params_["options"];
if (bibtotoc()){
// bibstyle exists?
if (contains(bst, ',')) {
docstring bibtotoc = from_ascii("bibtotoc");
bst = split(bst, bibtotoc, ',');
} else
bst.erase();
}
// propose default style file for new insets
// existing insets might have (legally) no bst files
// (if the class already provides a style)
if (bst.empty() && params_["bibfiles"].empty())
bst = defaultstyle;
// FIXME UNICODE
return to_utf8(bst);
}
Dialog * createGuiBibtex(GuiView & lv) { return new GuiBibtex(lv); }
} // namespace frontend
} // namespace lyx
#include "GuiBibtex_moc.cpp"