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