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