src/frontends/qt4/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 "QBibtexDialog.h"
  14 #include "QBibtex.h"
  15
  16 #include <QCloseEvent>
  17
  18 #include "checkedwidgets.h"
  19 #include "Qt2BC.h"
  20 #include "qt_helpers.h"
  21 #include "validators.h"
  22
  23 #include "controllers/ControlBibtex.h"
  24 #include "controllers/ButtonPolicies.h"
  25
  26 #include "debug.h"
  27 #include "support/filetools.h"
  28 #include "support/lstrings.h"
  29
  30 #include <QPushButton>
  31 #include <QListWidget>
  32 #include <QLineEdit>
  33
  34 using lyx::support::changeExtension;
  35 using lyx::support::trim;
  36
  37 using std::string;
  38
  39 namespace lyx {
  40 namespace frontend {
  41
  42
  43 QBibtexDialog::QBibtexDialog(QBibtex * form)
  44         : form_(form)
  45 {
  46         setupUi(this);
  47         QDialog::setModal(true);
  48
  49         connect(okPB, SIGNAL(clicked()),
  50                 form, SLOT(slotOK()));
  51         connect(closePB, SIGNAL(clicked()),
  52                 form, SLOT(slotClose()));
  53         connect(stylePB, SIGNAL( clicked() ),
  54                 this, SLOT( browsePressed() ) );
  55         connect(deletePB, SIGNAL( clicked() ),
  56                 this, SLOT( deletePressed() ) );
  57         connect(styleCB, SIGNAL( editTextChanged (const QString&) ),
  58                 this, SLOT( change_adaptor() ) );
  59         connect(databaseLW, SIGNAL( itemSelectionChanged() ),
  60                 this, SLOT( databaseChanged() ) );
  61         connect(bibtocCB, SIGNAL( clicked() ),
  62                 this, SLOT( change_adaptor() ) );
  63         connect(btPrintCO, SIGNAL( activated(int) ),
  64                 this, SLOT( change_adaptor() ) );
  65         connect(addBibPB, SIGNAL( clicked() ),
  66                 this, SLOT( addPressed() ) );
  67
  68         add_ = new UiDialog<Ui::QBibtexAddUi>(this, true);
  69
  70         Qt2BC * bcview = new Qt2BC(add_bc_);
  71         add_bc_.view(bcview);
  72         add_bc_.bp(new OkCancelPolicy);
  73
  74         bcview->setOK(add_->addPB);
  75         bcview->setCancel(add_->closePB);
  76
  77         add_->bibED->setValidator(new PathValidator(true, add_->bibED));
  78         addCheckedLineEdit(add_bc_.view(), add_->bibED, 0);
  79
  80         connect(add_->bibED, SIGNAL(textChanged(const QString&)),
  81                 this, SLOT(bibEDChanged()));
  82         connect(add_->addPB, SIGNAL(clicked()),
  83                 this, SLOT(addDatabase()));
  84         connect(add_->addPB, SIGNAL(clicked()),
  85                 add_, SLOT(accept()) );
  86         connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
  87                 this, SLOT(addDatabase()));
  88         connect(add_->bibLW, SIGNAL(itemActivated(QListWidgetItem *)),
  89                 add_, SLOT(accept()));
  90         connect(add_->bibLW, SIGNAL(itemSelectionChanged()),
  91                 this, SLOT(availableChanged()));
  92         connect(add_->browsePB, SIGNAL(clicked()),
  93                 this, SLOT(browseBibPressed()));
  94         connect(add_->closePB, SIGNAL( clicked() ),
  95                 add_, SLOT( reject() ) );
  96
  97 }
  98
  99
 100 QBibtexDialog::~QBibtexDialog()
 101 {}
 102
 103
 104 void QBibtexDialog::bibEDChanged()
 105 {
 106         // Indicate to the button controller that the contents have
 107         // changed. The actual test of validity is carried out by
 108         // the checkedLineEdit.
 109         add_bc_.valid(true);
 110 }
 111
 112
 113 void QBibtexDialog::change_adaptor()
 114 {
 115         form_->changed();
 116 }
 117
 118
 119 void QBibtexDialog::browsePressed()
 120 {
 121         docstring const file = form_->controller().browseBst(docstring());
 122
 123         if (!file.empty()) {
 124                 // FIXME UNICODE
 125                 docstring const filen = from_utf8(changeExtension(to_utf8(file), ""));
 126                 bool present = false;
 127                 unsigned int pres = 0;
 128
 129                 for (int i = 0; i != styleCB->count(); ++i) {
 130                         if (qstring_to_ucs4(styleCB->itemText(i)) == filen) {
 131                                 present = true;
 132                                 pres = i;
 133                         }
 134                 }
 135
 136                 if (!present)
 137                         styleCB->insertItem(0, toqstr(filen));
 138
 139                 styleCB->setCurrentIndex(pres);
 140                 form_->changed();
 141         }
 142 }
 143
 144
 145 void QBibtexDialog::browseBibPressed()
 146 {
 147         docstring const file = trim(form_->controller().browseBib(docstring()));
 148
 149         if (!file.empty()) {
 150                 // FIXME UNICODE
 151                 QString const f = toqstr(changeExtension(to_utf8(file), ""));
 152                 bool present = false;
 153
 154                 for (int i = 0; i < add_->bibLW->count(); ++i) {
 155                         if (add_->bibLW->item(i)->text() == f)
 156                                 present = true;
 157                 }
 158
 159                 if (!present) {
 160                         add_->bibLW->addItem(f);
 161                         form_->changed();
 162                 }
 163
 164                 add_->bibED->setText(f);
 165         }
 166 }
 167
 168
 169 void QBibtexDialog::addPressed()
 170 {
 171         add_bc_.valid(false);
 172         add_->exec();
 173 }
 174
 175
 176 void QBibtexDialog::addDatabase()
 177 {
 178         int const sel = add_->bibLW->currentRow();
 179         docstring const file = trim(qstring_to_ucs4(add_->bibED->text()));
 180
 181         if (sel < 0 && file.empty())
 182                 return;
 183
 184         // Add the selected browser_bib keys to browser_database
 185         // multiple selections are possible
 186         for (int i = 0; i != add_->bibLW->count(); ++i) {
 187                 QListWidgetItem * const item = add_->bibLW->item(i);
 188                 if (add_->bibLW->isItemSelected(item)) {
 189                         add_->bibLW->setItemSelected(item, false);
 190                         QList<QListWidgetItem *> matches =
 191                                 databaseLW->findItems(item->text(), Qt::MatchExactly);
 192                         if (matches.empty())
 193                                 databaseLW->addItem(item->text());
 194                 }
 195         }
 196
 197         if (!file.empty()) {
 198                 add_->bibED->clear();
 199                 QString const f = toqstr(from_utf8(changeExtension(to_utf8(file), "")));
 200                 QList<QListWidgetItem *> matches =
 201                         databaseLW->findItems(f, Qt::MatchExactly);
 202                 if (matches.empty())
 203                         databaseLW->addItem(f);
 204         }
 205
 206         form_->changed();
 207 }
 208
 209
 210 void QBibtexDialog::deletePressed()
 211 {
 212         databaseLW->takeItem(databaseLW->currentRow());
 213         form_->changed();
 214 }
 215
 216
 217
 218 void QBibtexDialog::databaseChanged()
 219 {
 220         deletePB->setEnabled(!form_->readOnly() && databaseLW->currentRow() != -1);
 221 }
 222
 223
 224 void QBibtexDialog::availableChanged()
 225 {
 226         add_bc_.valid(true);
 227 }
 228
 229
 230 void QBibtexDialog::closeEvent(QCloseEvent *e)
 231 {
 232         form_->slotWMHide();
 233         e->accept();
 234 }
 235
 236
 237 } // namespace frontend
 238 } // namespace lyx
 239
 240 #include "QBibtexDialog_moc.cpp"