src/frontends/qt4/GuiBibtex.cpp

   1 /**
   2  * \file GuiBibtex.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Herbert Voß
   8  * \author Jürgen Spitzmüller
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "GuiBibtex.h"
  16
  17 #include "ui_BibtexAddUi.h"
  18 #include "Qt2BC.h"
  19 #include "qt_helpers.h"
  20 #include "Validator.h"
  21 #include "LyXRC.h"
  22 #include "CheckedLineEdit.h"
  23
  24 #include "controllers/ControlBibtex.h"
  25 #include "controllers/ButtonPolicy.h"
  26
  27 #include "support/filetools.h" // changeExtension
  28 #include "support/lstrings.h"
  29
  30 #include <QPushButton>
  31 #include <QListWidget>
  32 #include <QCheckBox>
  33 #include <QCloseEvent>
  34 #include <QLineEdit>
  35
  36 #include "debug.h"
  37 #include "support/filetools.h"
  38 #include "support/lstrings.h"
  39
  40 using std::vector;
  41 using std::string;
  42
  43
  44 namespace lyx {
  45 namespace frontend {
  46
  47 using support::changeExtension;
  48 using support::split;
  49 using support::trim;
  50
  51
  52 /////////////////////////////////////////////////////////////////////
  53 //
  54 // GuiBibtexDialog
  55 //
  56 /////////////////////////////////////////////////////////////////////
  57
  58 GuiBibtexDialog::GuiBibtexDialog(GuiBibtex * form)
  59         : form_(form)
  60 {
  61         setupUi(this);
  62         QDialog::setModal(true);
  63
  64         connect(okPB, SIGNAL(clicked()),
  65                 form, SLOT(slotOK()));
  66         connect(closePB, SIGNAL(clicked()),
  67                 form, SLOT(slotClose()));
  68         connect(stylePB, SIGNAL(clicked()),
  69                 this, SLOT(browsePressed()));
  70         connect(deletePB, SIGNAL(clicked()),
  71                 this, SLOT(deletePressed()));
  72         connect(styleCB, SIGNAL(editTextChanged (const QString &)),
  73                 this, SLOT(change_adaptor()));
  74         connect(databaseLW, SIGNAL(itemSelectionChanged()),
  75                 this, SLOT(databaseChanged()));
  76         connect(bibtocCB, SIGNAL(clicked()),
  77                 this, SLOT(change_adaptor()));
  78         connect(btPrintCO, SIGNAL(activated(int)),
  79                 this, SLOT(change_adaptor()));
  80         connect(addBibPB, SIGNAL(clicked()),
  81                 this, SLOT(addPressed()));
  82
  83         add_ = new UiDialog<Ui::BibtexAddUi>(this, true);
  84
  85         Qt2BC * bcview = new Qt2BC(add_bc_);
  86         add_bc_.view(bcview);
  87         add_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
  88
  89         bcview->setOK(add_->addPB);
  90         bcview->setCancel(add_->closePB);
  91
  92         addCheckedLineEdit(add_bc_.view(), add_->bibED, 0);
  93
  94         connect(add_->bibED, SIGNAL(textChanged(const QString &)),
  95                 this, SLOT(bibEDChanged()));
  96         connect(add_->addPB, SIGNAL(clicked()),
  97                 this, SLOT(addDatabase()));
  98         connect(add_->addPB, SIGNAL(clicked()),
  99                 add_, SLOT(accept()));
 100         connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
 101                 this, SLOT(addDatabase()));
 102         connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
 103                 add_, SLOT(accept()));
 104         connect(add_->bibLW, SIGNAL(itemSelectionChanged()),
 105                 this, SLOT(availableChanged()));
 106         connect(add_->browsePB, SIGNAL(clicked()),
 107                 this, SLOT(browseBibPressed()));
 108         connect(add_->closePB, SIGNAL(clicked()),
 109                 add_, SLOT(reject()));
 110
 111 }
 112
 113
 114 void GuiBibtexDialog::bibEDChanged()
 115 {
 116         // Indicate to the button controller that the contents have
 117         // changed. The actual test of validity is carried out by
 118         // the checkedLineEdit.
 119         add_bc_.valid(true);
 120 }
 121
 122
 123 void GuiBibtexDialog::change_adaptor()
 124 {
 125         form_->changed();
 126 }
 127
 128
 129 void GuiBibtexDialog::browsePressed()
 130 {
 131         docstring const file = form_->controller().browseBst(docstring());
 132
 133         if (!file.empty()) {
 134                 // FIXME UNICODE
 135                 docstring const filen = from_utf8(changeExtension(to_utf8(file), ""));
 136                 bool present = false;
 137                 unsigned int pres = 0;
 138
 139                 for (int i = 0; i != styleCB->count(); ++i) {
 140                         if (qstring_to_ucs4(styleCB->itemText(i)) == filen) {
 141                                 present = true;
 142                                 pres = i;
 143                         }
 144                 }
 145
 146                 if (!present)
 147                         styleCB->insertItem(0, toqstr(filen));
 148
 149                 styleCB->setCurrentIndex(pres);
 150                 form_->changed();
 151         }
 152 }
 153
 154
 155 void GuiBibtexDialog::browseBibPressed()
 156 {
 157         docstring const file = trim(form_->controller().browseBib(docstring()));
 158
 159         if (!file.empty()) {
 160                 // FIXME UNICODE
 161                 QString const f = toqstr(changeExtension(to_utf8(file), ""));
 162                 bool present = false;
 163
 164                 for (int i = 0; i < add_->bibLW->count(); ++i) {
 165                         if (add_->bibLW->item(i)->text() == f)
 166                                 present = true;
 167                 }
 168
 169                 if (!present) {
 170                         add_->bibLW->addItem(f);
 171                         form_->changed();
 172                 }
 173
 174                 add_->bibED->setText(f);
 175         }
 176 }
 177
 178
 179 void GuiBibtexDialog::addPressed()
 180 {
 181         add_bc_.valid(false);
 182         add_->exec();
 183 }
 184
 185
 186 void GuiBibtexDialog::addDatabase()
 187 {
 188         int const sel = add_->bibLW->currentRow();
 189         docstring const file = trim(qstring_to_ucs4(add_->bibED->text()));
 190
 191         if (sel < 0 && file.empty())
 192                 return;
 193
 194         // Add the selected browser_bib keys to browser_database
 195         // multiple selections are possible
 196         for (int i = 0; i != add_->bibLW->count(); ++i) {
 197                 QListWidgetItem * const item = add_->bibLW->item(i);
 198                 if (add_->bibLW->isItemSelected(item)) {
 199                         add_->bibLW->setItemSelected(item, false);
 200                         QList<QListWidgetItem *> matches =
 201                                 databaseLW->findItems(item->text(), Qt::MatchExactly);
 202                         if (matches.empty())
 203                                 databaseLW->addItem(item->text());
 204                 }
 205         }
 206
 207         if (!file.empty()) {
 208                 add_->bibED->clear();
 209                 QString const f = toqstr(from_utf8(changeExtension(to_utf8(file), "")));
 210                 QList<QListWidgetItem *> matches =
 211                         databaseLW->findItems(f, Qt::MatchExactly);
 212                 if (matches.empty())
 213                         databaseLW->addItem(f);
 214         }
 215
 216         form_->changed();
 217 }
 218
 219
 220 void GuiBibtexDialog::deletePressed()
 221 {
 222         databaseLW->takeItem(databaseLW->currentRow());
 223         form_->changed();
 224 }
 225
 226
 227
 228 void GuiBibtexDialog::databaseChanged()
 229 {
 230         deletePB->setEnabled(!form_->readOnly() && databaseLW->currentRow() != -1);
 231 }
 232
 233
 234 void GuiBibtexDialog::availableChanged()
 235 {
 236         add_bc_.valid(true);
 237 }
 238
 239
 240 void GuiBibtexDialog::closeEvent(QCloseEvent *e)
 241 {
 242         form_->slotWMHide();
 243         e->accept();
 244 }
 245
 246
 247 /////////////////////////////////////////////////////////////////////
 248 //
 249 // QBibTex
 250 //
 251 /////////////////////////////////////////////////////////////////////
 252
 253
 254 GuiBibtex::GuiBibtex(Dialog & parent)
 255         : GuiView<GuiBibtexDialog>(parent, _("BibTeX Bibliography"))
 256 {
 257 }
 258
 259
 260 void GuiBibtex::build_dialog()
 261 {
 262         dialog_.reset(new GuiBibtexDialog(this));
 263
 264         bcview().setOK(dialog_->okPB);
 265         bcview().setCancel(dialog_->closePB);
 266         bcview().addReadOnly(dialog_->databaseLW);
 267         bcview().addReadOnly(dialog_->stylePB);
 268         bcview().addReadOnly(dialog_->styleCB);
 269         bcview().addReadOnly(dialog_->bibtocCB);
 270         bcview().addReadOnly(dialog_->addBibPB);
 271         bcview().addReadOnly(dialog_->deletePB);
 272 }
 273
 274
 275 void GuiBibtex::update_contents()
 276 {
 277         bool bibtopic = controller().usingBibtopic();
 278
 279         dialog_->databaseLW->clear();
 280
 281         docstring bibs(controller().params()["bibfiles"]);
 282         docstring bib;
 283
 284         while (!bibs.empty()) {
 285                 bibs = split(bibs, bib, ',');
 286                 bib = trim(bib);
 287                 if (!bib.empty())
 288                         dialog_->databaseLW->addItem(toqstr(bib));
 289         }
 290
 291         dialog_->add_->bibLW->clear();
 292
 293         vector<string> bib_str;
 294         controller().getBibFiles(bib_str);
 295         for (vector<string>::const_iterator it = bib_str.begin();
 296                 it != bib_str.end(); ++it) {
 297                 string bibItem(changeExtension(*it, ""));
 298                 dialog_->add_->bibLW->addItem(toqstr(bibItem));
 299         }
 300
 301         string bibstyle(controller().getStylefile());
 302
 303         dialog_->bibtocCB->setChecked(controller().bibtotoc() && !bibtopic);
 304         dialog_->bibtocCB->setEnabled(!bibtopic);
 305
 306         docstring btprint(controller().params()["btprint"]);
 307         int btp = 0;
 308         if (btprint == "btPrintNotCited")
 309                 btp = 1;
 310         else if (btprint == "btPrintAll")
 311                 btp = 2;
 312
 313         dialog_->btPrintCO->setCurrentIndex(btp);
 314         dialog_->btPrintCO->setEnabled(bibtopic);
 315
 316         dialog_->styleCB->clear();
 317
 318         int item_nr(-1);
 319
 320         vector<string> str;
 321         controller().getBibStyles(str);
 322         for (vector<string>::const_iterator it = str.begin();
 323                 it != str.end(); ++it) {
 324                 string item(changeExtension(*it, ""));
 325                 if (item == bibstyle)
 326                         item_nr = int(it - str.begin());
 327                 dialog_->styleCB->addItem(toqstr(item));
 328         }
 329
 330         if (item_nr == -1 && !bibstyle.empty()) {
 331                 dialog_->styleCB->addItem(toqstr(bibstyle));
 332                 item_nr = dialog_->styleCB->count() - 1;
 333         }
 334
 335         if (item_nr != -1)
 336                 dialog_->styleCB->setCurrentIndex(item_nr);
 337         else
 338                 dialog_->styleCB->clearEditText();
 339 }
 340
 341
 342 void GuiBibtex::apply()
 343 {
 344         docstring dbs(qstring_to_ucs4(dialog_->databaseLW->item(0)->text()));
 345
 346         unsigned int maxCount = dialog_->databaseLW->count();
 347         for (unsigned int i = 1; i < maxCount; i++) {
 348                 dbs += ',';
 349                 dbs += qstring_to_ucs4(dialog_->databaseLW->item(i)->text());
 350         }
 351
 352         controller().params()["bibfiles"] = dbs;
 353
 354         docstring const bibstyle(qstring_to_ucs4(dialog_->styleCB->currentText()));
 355         bool const bibtotoc(dialog_->bibtocCB->isChecked());
 356
 357         if (bibtotoc && (!bibstyle.empty())) {
 358                 // both bibtotoc and style
 359                 controller().params()["options"] = "bibtotoc," + bibstyle;
 360         } else if (bibtotoc) {
 361                 // bibtotoc and no style
 362                 controller().params()["options"] = from_ascii("bibtotoc");
 363         } else {
 364                 // only style. An empty one is valid, because some
 365                 // documentclasses have an own \bibliographystyle{}
 366                 // command!
 367                 controller().params()["options"] = bibstyle;
 368         }
 369
 370         // bibtopic allows three kinds of sections:
 371         // 1. sections that include all cited references of the database(s)
 372         // 2. sections that include all uncited references of the database(s)
 373         // 3. sections that include all references of the database(s), cited or not
 374         int btp = dialog_->btPrintCO->currentIndex();
 375
 376         switch (btp) {
 377         case 0:
 378                 controller().params()["btprint"] = from_ascii("btPrintCited");
 379                 break;
 380         case 1:
 381                 controller().params()["btprint"] = from_ascii("btPrintNotCited");
 382                 break;
 383         case 2:
 384                 controller().params()["btprint"] = from_ascii("btPrintAll");
 385                 break;
 386         }
 387
 388         if (!controller().usingBibtopic())
 389                 controller().params()["btprint"] = docstring();
 390 }
 391
 392
 393 bool GuiBibtex::isValid()
 394 {
 395         return dialog_->databaseLW->count() != 0;
 396 }
 397
 398 } // namespace frontend
 399 } // namespace lyx
 400
 401 #include "GuiBibtex_moc.cpp"