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