src/frontends/qt2/QBibtexDialog.C

   1 /**
   2  * \file QBibtexDialog.C
   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  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "qt_helpers.h"
  14
  15 #include "support/filetools.h"
  16
  17 #include <qpushbutton.h>
  18 #include <qcombobox.h>
  19 #include <qlineedit.h>
  20 #include <qlistbox.h>
  21 #include <qfiledialog.h>
  22
  23 #include "ui/QBibtexAddDialogBase.h"
  24 #include "QBibtexDialog.h"
  25 #include "QBibtex.h"
  26
  27 using lyx::support::ChangeExtension;
  28
  29 using std::string;
  30
  31
  32 QBibtexDialog::QBibtexDialog(QBibtex * form)
  33         : QBibtexDialogBase(0, 0, false, 0),
  34         form_(form)
  35 {
  36         connect(okPB, SIGNAL(clicked()),
  37                 form, SLOT(slotOK()));
  38         connect(closePB, SIGNAL(clicked()),
  39                 form, SLOT(slotClose()));
  40
  41         add_ = new QBibtexAddDialogBase(this, "", true);
  42         connect(add_->addPB, SIGNAL(clicked()), this, SLOT(addDatabase()));
  43         connect(add_->addPB, SIGNAL(clicked()), this, SLOT(addDatabase()));
  44         connect(add_->bibLB, SIGNAL(selected(QListBoxItem *)), this, SLOT(addDatabase()));
  45         connect(add_->bibLB, SIGNAL(selected(QListBoxItem *)), add_, SLOT(accept()));
  46         connect(add_->bibLB, SIGNAL(currentChanged(QListBoxItem *)), this, SLOT(availableChanged()));
  47         connect(add_->browsePB, SIGNAL(clicked()), this, SLOT(browseBibPressed()));
  48 }
  49
  50
  51 void QBibtexDialog::change_adaptor()
  52 {
  53         form_->changed();
  54 }
  55
  56
  57 void QBibtexDialog::browsePressed()
  58 {
  59         QString const file =
  60                 QFileDialog::getOpenFileName(QString::null,
  61                                              qt_("BibTeX style files (*.bst)"),
  62                                              this,
  63                                              0,
  64                                              qt_("Select a BibTeX style"));
  65         if (!file.isNull()) {
  66                 string const filen = ChangeExtension(fromqstr(file), "");
  67                 bool present = false;
  68                 unsigned int pres = 0;
  69
  70                 for (int i = 0; i != styleCB->count(); ++i) {
  71                         if (fromqstr(styleCB->text(i)) == filen) {
  72                                 present = true;
  73                                 pres = i;
  74                         }
  75                 }
  76
  77                 if (!present)
  78                         styleCB->insertItem(toqstr(filen),0);
  79
  80                 styleCB->setCurrentItem(pres);
  81                 form_->changed();
  82         }
  83 }
  84
  85
  86 void QBibtexDialog::browseBibPressed()
  87 {
  88         QString const file = QFileDialog::getOpenFileName(QString::null,
  89                 qt_("BibTeX database files (*.bib)"), add_, 0, qt_("Select a BibTeX database to add"));
  90
  91         if (!file.isNull()) {
  92                 string const f = ChangeExtension(fromqstr(file), "");
  93                 bool present = false;
  94
  95                 for (unsigned int i = 0; i != add_->bibLB->count(); i++) {
  96                         if (fromqstr(add_->bibLB->text(i)) == f)
  97                                 present = true;
  98                 }
  99
 100                 if (!present) {
 101                         add_->bibLB->insertItem(toqstr(f));
 102                         form_->changed();
 103                 }
 104
 105                 add_->bibED->setText(toqstr(f));
 106         }
 107 }
 108
 109 void QBibtexDialog::addPressed()
 110 {
 111         add_->exec();
 112 }
 113
 114
 115 void QBibtexDialog::addDatabase()
 116 {
 117         int const sel = add_->bibLB->currentItem();
 118         QString const file = add_->bibED->text();
 119
 120         if (sel < 0 && file.isNull())
 121                 return;
 122
 123         // Add the selected browser_bib keys to browser_database
 124         // multiple selections are possible
 125         for (unsigned int i = 0; i != add_->bibLB->count(); i++) {
 126                 if (add_->bibLB->isSelected(i)) {
 127                         // do not allow duplicates
 128                         if ((databaseLB->findItem(add_->bibLB->text(i))) == 0)
 129                                 databaseLB->insertItem(add_->bibLB->text(i));
 130                 }
 131         }
 132
 133         if (!file.isEmpty()) {
 134                 QString const f = toqstr(ChangeExtension(fromqstr(file), ""));
 135                 if ((databaseLB->findItem(f)) == 0)
 136                         databaseLB->insertItem(f);
 137         }
 138
 139         form_->changed();
 140 }
 141
 142
 143 void QBibtexDialog::deletePressed()
 144 {
 145         databaseLB->removeItem(databaseLB->currentItem());
 146 }
 147
 148
 149
 150 void QBibtexDialog::databaseChanged()
 151 {
 152         deletePB->setEnabled(!form_->readOnly() && databaseLB->currentItem() != -1);
 153 }
 154
 155
 156 void QBibtexDialog::availableChanged()
 157 {
 158         form_->changed();
 159 }
 160
 161
 162 void QBibtexDialog::closeEvent(QCloseEvent *e)
 163 {
 164         form_->slotWMHide();
 165         e->accept();
 166 }