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