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