src/frontends/qt2/QCitationDialog.C

   1 /**
   2  * \file QCitationDialog.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Kalle Dalheimer
   7  * \author John Levon
   8  * \author Jürgen Spitzmüller
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "qt_helpers.h"
  16 #include "controllers/ControlCitation.h"
  17 #include "ButtonController.h"
  18
  19 #include <qcheckbox.h>
  20 #include <qlineedit.h>
  21 #include <qlistbox.h>
  22 #include <qmultilineedit.h>
  23 #include <qpushbutton.h>
  24
  25 #include "ui/QCitationFindDialogBase.h"
  26 #include "QCitationDialog.h"
  27 #include "QCitation.h"
  28
  29 using std::vector;
  30 using std::string;
  31
  32
  33 QCitationDialog::QCitationDialog(QCitation * form)
  34         : QCitationDialogBase(0, 0, false, 0),
  35         form_(form)
  36 {
  37         connect(restorePB, SIGNAL(clicked()),
  38                 form, SLOT(slotRestore()));
  39         connect(okPB, SIGNAL(clicked()),
  40                 form, SLOT(slotOK()));
  41         connect(applyPB, SIGNAL(clicked()),
  42                 form, SLOT(slotApply()));
  43         connect(closePB, SIGNAL(clicked()),
  44                 form, SLOT(slotClose()));
  45
  46         add_ = new QCitationFindDialogBase(this, "", true);
  47         connect(add_->previousPB, SIGNAL(clicked()), this, SLOT(previous()));
  48         connect(add_->nextPB, SIGNAL(clicked()), this, SLOT(next()));
  49         connect(add_->availableLB, SIGNAL(currentChanged(QListBoxItem *)), this, SLOT(availableChanged()));
  50         connect(add_->availableLB, SIGNAL(selected(QListBoxItem *)), this, SLOT(addCitation()));
  51         connect(add_->availableLB, SIGNAL(selected(QListBoxItem *)), add_, SLOT(accept()));
  52         connect(add_->addPB, SIGNAL(clicked()), this, SLOT(addCitation()));
  53         connect(selectedLB, SIGNAL(returnPressed(QListBoxItem *)), form, SLOT(slotOK()));
  54 }
  55
  56
  57 QCitationDialog::~QCitationDialog()
  58 {
  59 }
  60
  61
  62 void QCitationDialog::setButtons()
  63 {
  64         if (form_->readOnly())
  65                 return;
  66
  67         int const sel_nr = selectedLB->currentItem();
  68         int const avail_nr = add_->availableLB->currentItem();
  69
  70         add_->addPB->setEnabled(avail_nr >= 0);
  71         deletePB->setEnabled(sel_nr >= 0);
  72         upPB->setEnabled(sel_nr > 0);
  73         downPB->setEnabled(sel_nr >= 0 && sel_nr < int(selectedLB->count() - 1));
  74 }
  75
  76
  77 void QCitationDialog::openFind()
  78 {
  79         if (form_->readOnly())
  80                 return;
  81
  82         if (selectedLB->count() == 0 && add_->availableLB->count() != 0){
  83                 // open the find dialog
  84                 add();
  85                 // and let the user press ok after a selection
  86                 if (selectedLB->count() != 0)
  87                         form_->bc().valid();
  88         }
  89 }
  90
  91
  92 void QCitationDialog::selectedChanged()
  93 {
  94         form_->fillStyles();
  95         biblio::InfoMap const & theMap = form_->controller().bibkeysInfo();
  96         infoML->clear();
  97
  98         int const sel = selectedLB->currentItem();
  99         if (sel < 0) {
 100                 setButtons();
 101                 return;
 102         }
 103
 104         if (!theMap.empty())
 105                 infoML->setText(
 106                         toqstr(biblio::getInfo(theMap, form_->citekeys[sel])));
 107         setButtons();
 108 }
 109
 110
 111 void QCitationDialog::previous()
 112 {
 113         find(biblio::BACKWARD);
 114 }
 115
 116
 117 void QCitationDialog::next()
 118 {
 119         find(biblio::FORWARD);
 120 }
 121
 122
 123 void QCitationDialog::availableChanged()
 124 {
 125         biblio::InfoMap const & theMap = form_->controller().bibkeysInfo();
 126         add_->infoML->clear();
 127
 128         int const sel = add_->availableLB->currentItem();
 129         if (sel < 0) {
 130                 setButtons();
 131                 return;
 132         }
 133
 134         if (!theMap.empty())
 135                 add_->infoML->setText(
 136                         toqstr(biblio::getInfo(theMap, form_->bibkeys[sel])));
 137         setButtons();
 138 }
 139
 140
 141 void QCitationDialog::addCitation()
 142 {
 143         int const sel = add_->availableLB->currentItem();
 144
 145         if (sel < 0)
 146                 return;
 147
 148         // Add the selected browser_bib keys to browser_cite
 149         // multiple selections are possible
 150         for (unsigned int i = 0; i != add_->availableLB->count(); i++) {
 151                 if (add_->availableLB->isSelected(i)) {
 152                         // do not allow duplicates
 153                         if ((selectedLB->findItem(add_->availableLB->text(i))) == 0) {
 154                                 selectedLB->insertItem(toqstr(form_->bibkeys[i]));
 155                                 form_->citekeys.push_back(form_->bibkeys[i]);
 156                         }
 157                 }
 158         }
 159
 160         int const n = int(form_->citekeys.size());
 161         selectedLB->setSelected(n - 1, true);
 162
 163         form_->changed();
 164         form_->fillStyles();
 165         setButtons();
 166 }
 167
 168
 169 void QCitationDialog::del()
 170 {
 171         int const sel = selectedLB->currentItem();
 172
 173         // Remove the selected key from browser_cite
 174         selectedLB->removeItem(sel);
 175         form_->citekeys.erase(form_->citekeys.begin() + sel);
 176
 177         form_->changed();
 178         form_->fillStyles();
 179         setButtons();
 180 }
 181
 182
 183 void QCitationDialog::up()
 184 {
 185         int const sel = selectedLB->currentItem();
 186
 187         // Move the selected key up one line
 188         vector<string>::iterator it = form_->citekeys.begin() + sel;
 189         string const tmp = *it;
 190
 191         selectedLB->removeItem(sel);
 192         form_->citekeys.erase(it);
 193
 194         selectedLB->insertItem(toqstr(tmp), sel - 1);
 195         selectedLB->setSelected(sel - 1, true);
 196         form_->citekeys.insert(it - 1, tmp);
 197
 198         form_->changed();
 199         form_->fillStyles();
 200         setButtons();
 201 }
 202
 203
 204 void QCitationDialog::down()
 205 {
 206         int const sel = selectedLB->currentItem();
 207
 208         // Move the selected key down one line
 209         vector<string>::iterator it = form_->citekeys.begin() + sel;
 210         string const tmp = *it;
 211
 212         selectedLB->removeItem(sel);
 213         form_->citekeys.erase(it);
 214
 215         selectedLB->insertItem(toqstr(tmp), sel + 1);
 216         selectedLB->setSelected(sel + 1, true);
 217         form_->citekeys.insert(it + 1, tmp);
 218
 219         form_->changed();
 220         form_->fillStyles();
 221         setButtons();
 222 }
 223
 224
 225 void QCitationDialog::add()
 226 {
 227         add_->exec();
 228 }
 229
 230
 231 void QCitationDialog::changed_adaptor()
 232 {
 233         form_->changed();
 234 }
 235
 236
 237 void QCitationDialog::find(biblio::Direction dir)
 238 {
 239         biblio::InfoMap const & theMap = form_->controller().bibkeysInfo();
 240
 241         biblio::Search const type = add_->searchTypeCB->isChecked()
 242                 ? biblio::REGEX : biblio::SIMPLE;
 243
 244         vector<string>::const_iterator start = form_->bibkeys.begin();
 245         int const sel = add_->availableLB->currentItem();
 246         if (sel >= 0 && sel <= int(form_->bibkeys.size()-1))
 247                 start += sel;
 248
 249         // Find the NEXT instance...
 250         if (dir == biblio::FORWARD)
 251                 start += 1;
 252         else
 253                 start -= 1;
 254
 255         bool const casesens = add_->searchCaseCB->isChecked();
 256         string const str = fromqstr(add_->searchED->text());
 257
 258         vector<string>::const_iterator cit =
 259                 biblio::searchKeys(theMap, form_->bibkeys, str,
 260                                    start, type, dir, casesens);
 261
 262         // not found. let's loop round
 263         if (cit == form_->bibkeys.end()) {
 264                 if (dir == biblio::FORWARD) {
 265                         start = form_->bibkeys.begin();
 266                 }
 267                 else start = form_->bibkeys.end() - 1;
 268
 269                 cit = biblio::searchKeys(theMap, form_->bibkeys, str,
 270                                          start, type, dir, casesens);
 271
 272                 if (cit == form_->bibkeys.end())
 273                         return;
 274         }
 275
 276         int const found = int(cit - form_->bibkeys.begin());
 277         if (found == sel) {
 278                 return;
 279         }
 280
 281         // Update the display
 282         add_->availableLB->setSelected(found, true);
 283         add_->availableLB->ensureCurrentVisible();
 284 }