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 "ControlBibtex.h"
  15 #include "qt_helpers.h"
  16 #include "debug.h"
  17
  18 #include "support/filetools.h"
  19 #include "support/lyxalgo.h" // eliminate_duplicates
  20
  21 #include <qwidget.h>
  22 #include <qpushbutton.h>
  23 #include <qcombobox.h>
  24 #include <qlineedit.h>
  25 #include <qlistbox.h>
  26 #include <qcheckbox.h>
  27 #include <qfiledialog.h>
  28
  29 #include "ui/QBibtexAddDialogBase.h"
  30 #include "QBibtexDialog.h"
  31 #include "QBibtex.h"
  32
  33 #include <vector>
  34
  35 using namespace lyx::support;
  36
  37 QBibtexDialog::QBibtexDialog(QBibtex * form)
  38         : QBibtexDialogBase(0, 0, false, 0),
  39         form_(form)
  40 {
  41         connect(okPB, SIGNAL(clicked()),
  42                 form, SLOT(slotOK()));
  43         connect(closePB, SIGNAL(clicked()),
  44                 form, SLOT(slotClose()));
  45
  46         add_ = new QBibtexAddDialogBase(this, "", true);
  47         connect(add_->addPB, SIGNAL(clicked()), this, SLOT(addDatabase()));
  48         connect(add_->addPB, SIGNAL(clicked()), this, SLOT(addDatabase()));
  49         connect(add_->bibLB, SIGNAL(selected(QListBoxItem *)), this, SLOT(addDatabase()));
  50         connect(add_->bibLB, SIGNAL(selected(QListBoxItem *)), add_, SLOT(accept()));
  51         connect(add_->bibLB, SIGNAL(currentChanged(QListBoxItem *)), this, SLOT(availableChanged()));
  52         connect(add_->browsePB, SIGNAL(clicked()), this, SLOT(browseBibPressed()));
  53 }
  54
  55
  56 void QBibtexDialog::change_adaptor()
  57 {
  58         form_->changed();
  59 }
  60
  61
  62 void QBibtexDialog::browsePressed()
  63 {
  64         QString const file =
  65                 QFileDialog::getOpenFileName(QString::null,
  66                                              qt_("BibTeX style files (*.bst)"),
  67                                              this,
  68                                              0,
  69                                              qt_("Select a BibTeX style"));
  70         if (!file.isNull()) {
  71                 string const filen = ChangeExtension(fromqstr(file), "");
  72                 bool present = false;
  73                 unsigned int pres = 0;
  74
  75                 for (int i = 0; i != styleCB->count(); ++i) {
  76                         if (fromqstr(styleCB->text(i)) == filen) {
  77                                 present = true;
  78                                 pres = i;
  79                         }
  80                 }
  81
  82                 if (!present)
  83                         styleCB->insertItem(toqstr(filen),0);
  84
  85                 styleCB->setCurrentItem(pres);
  86                 form_->changed();
  87         }
  88 }
  89
  90
  91 void QBibtexDialog::browseBibPressed()
  92 {
  93         QString const file = QFileDialog::getOpenFileName(QString::null,
  94                 qt_("BibTeX database files (*.bib)"), add_, 0, qt_("Select a BibTeX database to add"));
  95
  96         if (!file.isNull()) {
  97                 string const f = ChangeExtension(fromqstr(file), "");
  98                 bool present = false;
  99
 100                 for (unsigned int i = 0; i != add_->bibLB->count(); i++) {
 101                         if (fromqstr(add_->bibLB->text(i)) == f)
 102                                 present = true;
 103                 }
 104
 105                 if (!present) {
 106                         add_->bibLB->insertItem(toqstr(f));
 107                         form_->changed();
 108                 }
 109
 110                 add_->bibED->setText(toqstr(f));
 111         }
 112 }
 113
 114 void QBibtexDialog::addPressed()
 115 {
 116         add_->exec();
 117 }
 118
 119
 120 void QBibtexDialog::addDatabase()
 121 {
 122         int const sel = add_->bibLB->currentItem();
 123         QString const file = add_->bibED->text();
 124
 125         if (sel < 0 && file.isNull())
 126                 return;
 127
 128         // Add the selected browser_bib keys to browser_database
 129         // multiple selections are possible
 130         for (unsigned int i = 0; i != add_->bibLB->count(); i++) {
 131                 if (add_->bibLB->isSelected(i)) {
 132                         // do not allow duplicates
 133                         if ((databaseLB->findItem(add_->bibLB->text(i))) == 0)
 134                                 databaseLB->insertItem(add_->bibLB->text(i));
 135                 }
 136         }
 137
 138         if (!file.isEmpty()) {
 139                 QString const f = toqstr(ChangeExtension(fromqstr(file), ""));
 140                 if ((databaseLB->findItem(f)) == 0)
 141                         databaseLB->insertItem(f);
 142         }
 143
 144         form_->changed();
 145 }
 146
 147
 148 void QBibtexDialog::deletePressed()
 149 {
 150         databaseLB->removeItem(databaseLB->currentItem());
 151 }
 152
 153
 154
 155 void QBibtexDialog::databaseChanged()
 156 {
 157         deletePB->setEnabled(!form_->readOnly() && databaseLB->currentItem() != -1);
 158 }
 159
 160
 161 void QBibtexDialog::availableChanged()
 162 {
 163         form_->changed();
 164 }
 165
 166
 167 void QBibtexDialog::closeEvent(QCloseEvent *e)
 168 {
 169         form_->slotWMHide();
 170         e->accept();
 171 }