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         infoML->setText(toqstr(biblio::getInfo(theMap, form_->citekeys[sel])));
  87         setButtons();
  88 }
  89
  90
  91 void QCitationDialog::previous()
  92 {
  93         find(biblio::BACKWARD);
  94 }
  95
  96
  97 void QCitationDialog::next()
  98 {
  99         find(biblio::FORWARD);
 100 }
 101
 102
 103 void QCitationDialog::availableChanged()
 104 {
 105         biblio::InfoMap const & theMap = form_->controller().bibkeysInfo();
 106         add_->infoML->clear();
 107
 108         int const sel = add_->availableLB->currentItem();
 109         if (sel < 0) {
 110                 setButtons();
 111                 return;
 112         }
 113
 114         add_->infoML->setText(toqstr(biblio::getInfo(theMap, form_->bibkeys[sel])));
 115         setButtons();
 116 }
 117
 118
 119 void QCitationDialog::addCitation()
 120 {
 121         int const sel = add_->availableLB->currentItem();
 122
 123         if (sel < 0)
 124                 return;
 125
 126         // Add the selected browser_bib keys to browser_cite
 127         // multiple selections are possible
 128         for (unsigned int i = 0; i != add_->availableLB->count(); i++) {
 129                 if (add_->availableLB->isSelected(i)) {
 130                         // do not allow duplicates
 131                         if ((selectedLB->findItem(add_->availableLB->text(i))) == 0) {
 132                                 selectedLB->insertItem(toqstr(form_->bibkeys[i]));
 133                                 form_->citekeys.push_back(form_->bibkeys[i]);
 134                         }
 135                 }
 136         }
 137
 138         int const n = int(form_->citekeys.size());
 139         selectedLB->setSelected(n - 1, true);
 140
 141         form_->changed();
 142         form_->fillStyles();
 143         setButtons();
 144 }
 145
 146
 147 void QCitationDialog::del()
 148 {
 149         int const sel = selectedLB->currentItem();
 150
 151         // Remove the selected key from browser_cite
 152         selectedLB->removeItem(sel);
 153         form_->citekeys.erase(form_->citekeys.begin() + sel);
 154
 155         form_->changed();
 156         form_->fillStyles();
 157         setButtons();
 158 }
 159
 160
 161 void QCitationDialog::up()
 162 {
 163         int const sel = selectedLB->currentItem();
 164
 165         // Move the selected key up one line
 166         vector<string>::iterator it = form_->citekeys.begin() + sel;
 167         string const tmp = *it;
 168
 169         selectedLB->removeItem(sel);
 170         form_->citekeys.erase(it);
 171
 172         selectedLB->insertItem(toqstr(tmp), sel - 1);
 173         selectedLB->setSelected(sel - 1, true);
 174         form_->citekeys.insert(it - 1, tmp);
 175
 176         form_->changed();
 177         form_->fillStyles();
 178         setButtons();
 179 }
 180
 181
 182 void QCitationDialog::down()
 183 {
 184         int const sel = selectedLB->currentItem();
 185
 186         // Move the selected key down one line
 187         vector<string>::iterator it = form_->citekeys.begin() + sel;
 188         string const tmp = *it;
 189
 190         selectedLB->removeItem(sel);
 191         form_->citekeys.erase(it);
 192
 193         selectedLB->insertItem(toqstr(tmp), sel + 1);
 194         selectedLB->setSelected(sel + 1, true);
 195         form_->citekeys.insert(it + 1, tmp);
 196
 197         form_->changed();
 198         form_->fillStyles();
 199         setButtons();
 200 }
 201
 202
 203 void QCitationDialog::add()
 204 {
 205         add_->exec();
 206 }
 207
 208
 209 void QCitationDialog::changed_adaptor()
 210 {
 211         form_->changed();
 212 }
 213
 214
 215 void QCitationDialog::find(biblio::Direction dir)
 216 {
 217         biblio::InfoMap const & theMap = form_->controller().bibkeysInfo();
 218
 219         biblio::Search const type = add_->searchTypeCB->isChecked()
 220                 ? biblio::REGEX : biblio::SIMPLE;
 221
 222         vector<string>::const_iterator start = form_->bibkeys.begin();
 223         int const sel = add_->availableLB->currentItem();
 224         if (sel >= 0 && sel <= int(form_->bibkeys.size()-1))
 225                 start += sel;
 226
 227         // Find the NEXT instance...
 228         if (dir == biblio::FORWARD)
 229                 start += 1;
 230         else
 231                 start -= 1;
 232
 233         bool const casesens = add_->searchCaseCB->isChecked();
 234         string const str = fromqstr(add_->searchED->text());
 235
 236         vector<string>::const_iterator cit =
 237                 biblio::searchKeys(theMap, form_->bibkeys, str,
 238                                    start, type, dir, casesens);
 239
 240         // not found. let's loop round
 241         if (cit == form_->bibkeys.end()) {
 242                 if (dir == biblio::FORWARD) {
 243                         start = form_->bibkeys.begin();
 244                 }
 245                 else start = form_->bibkeys.end() - 1;
 246
 247                 cit = biblio::searchKeys(theMap, form_->bibkeys, str,
 248                                          start, type, dir, casesens);
 249
 250                 if (cit == form_->bibkeys.end())
 251                         return;
 252         }
 253
 254         int const found = int(cit - form_->bibkeys.begin());
 255         if (found == sel) {
 256                 return;
 257         }
 258
 259         // Update the display
 260         add_->availableLB->setSelected(found, true);
 261         add_->availableLB->ensureCurrentVisible();
 262 }