src/frontends/qt4/QTocDialog.C

   1 /**
   2  * \file QTocDialog.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  * \author Abdelrazak Younes
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "QTocDialog.h"
  15 #include "QToc.h"
  16 #include "Qt2BC.h"
  17 #include "qt_helpers.h"
  18 #include "controllers/ControlToc.h"
  19
  20 #include "debug.h"
  21
  22 #include <QTreeWidgetItem>
  23 #include <QPushButton>
  24 #include <QCloseEvent>
  25 #include <QHeaderView>
  26
  27 #include <vector>
  28 #include <string>
  29 #include <stack>
  30
  31 using std::endl;
  32 using std::pair;
  33 using std::stack;
  34 using std::vector;
  35 using std::string;
  36
  37
  38 namespace lyx {
  39 namespace frontend {
  40
  41 QTocDialog::QTocDialog(Dialog & dialog, QToc * form)
  42         : Dialog::View(dialog, _("Toc")), form_(form), depth_(2)
  43 {
  44         setupUi(this);
  45
  46         updateGui();
  47
  48         connect(tocTV->selectionModel(),
  49                 SIGNAL(currentChanged(const QModelIndex &,
  50                         const QModelIndex &)),
  51                 this, SLOT(selectionChanged(const QModelIndex &,
  52                         const QModelIndex &)));
  53 }
  54
  55
  56 QTocDialog::~QTocDialog()
  57 {
  58         accept();
  59 }
  60
  61
  62 void QTocDialog::selectionChanged(const QModelIndex & current,
  63                                   const QModelIndex & /*previous*/)
  64 {
  65         lyxerr[Debug::GUI]
  66                 << "selectionChanged index " << current.row()
  67                 << ", " << current.column()
  68                 << endl;
  69
  70         form_->goTo(current);
  71 }
  72
  73
  74 void QTocDialog::on_closePB_clicked()
  75 {
  76         accept();
  77 }
  78
  79
  80 void QTocDialog::on_updatePB_clicked()
  81 {
  82         update();
  83 }
  84
  85
  86 void QTocDialog::on_depthSL_valueChanged(int depth)
  87 {
  88         if (depth == depth_)
  89                 return;
  90
  91         depth_ = depth;
  92
  93 /*
  94         while (
  95         tocTv->setExpanded();
  96                         if (iter->depth() > depth_)
  97                                 tocTV->collapseItem(topLevelItem);
  98                         else if (iter->depth() <= depth_)
  99                                 tocTV->expandItem(topLevelItem);
 100 */
 101 }
 102
 103
 104 void QTocDialog::on_typeCO_activated(int value)
 105 {
 106         form_->setTocModel(value);
 107         enableButtons();
 108 }
 109
 110
 111 void QTocDialog::on_moveUpPB_clicked()
 112 {
 113         enableButtons(false);
 114         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 115         form_->goTo(index);
 116         form_->outlineUp();
 117         update();
 118 }
 119
 120
 121 void QTocDialog::on_moveDownPB_clicked()
 122 {
 123         enableButtons(false);
 124         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 125         form_->goTo(index);
 126         form_->outlineDown();
 127         update();
 128 }
 129
 130
 131 void QTocDialog::on_moveInPB_clicked()
 132 {
 133         enableButtons(false);
 134         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 135         form_->goTo(index);
 136         form_->outlineIn();
 137         update();
 138 }
 139
 140
 141 void QTocDialog::on_moveOutPB_clicked()
 142 {
 143         enableButtons(false);
 144         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 145         form_->goTo(index);
 146         form_->outlineOut();
 147         update();
 148 }
 149
 150
 151 void QTocDialog::select(QModelIndex const & index)
 152 {
 153 //      tocTV->setModel(form_->tocModel());
 154
 155         if (!index.isValid()) {
 156                 lyxerr[Debug::GUI]
 157                         << "QTocDialog::select(): QModelIndex is invalid!" << endl;
 158                 return;
 159         }
 160
 161         tocTV->scrollTo(index);
 162         tocTV->selectionModel()->select(index, QItemSelectionModel::Select);
 163 }
 164
 165
 166 void QTocDialog::enableButtons(bool enable)
 167 {
 168         updatePB->setEnabled(enable);
 169
 170         if (!form_->canOutline())
 171                 enable = false;
 172
 173         moveUpPB->setEnabled(enable);
 174         moveDownPB->setEnabled(enable);
 175         moveInPB->setEnabled(enable);
 176         moveOutPB->setEnabled(enable);
 177 }
 178
 179
 180 void QTocDialog::update()
 181 {
 182         form_->update();
 183         updateGui();
 184 }
 185
 186
 187 void QTocDialog::updateGui()
 188 {
 189         QStringListModel * type_model = form_->typeModel();
 190         if (type_model->stringList().isEmpty())
 191         {
 192                 enableButtons();
 193                 typeCO->setModel(type_model);
 194                 tocTV->setModel(new QStandardItemModel);
 195                 return;
 196         }
 197
 198         typeCO->setModel(type_model);
 199
 200         if (form_->tocModel())
 201                 tocTV->setModel(form_->tocModel());
 202         tocTV->showColumn(0);
 203         // hide the pointless QHeader for now
 204         // in the future, new columns may appear
 205         // like labels, bookmarks, etc...
 206         // tocTV->header()->hide();
 207         tocTV->header()->setVisible(true);
 208         enableButtons();
 209
 210         connect(tocTV->selectionModel(),
 211                 SIGNAL(currentChanged(const QModelIndex &,
 212                         const QModelIndex &)),
 213                 this, SLOT(selectionChanged(const QModelIndex &,
 214                         const QModelIndex &)));
 215
 216         select(form_->getCurrentIndex());
 217
 218         lyxerr[Debug::GUI]
 219                 << "form_->tocModel()->rowCount " << form_->tocModel()->rowCount()
 220                 << "\nform_->tocModel()->columnCount " << form_->tocModel()->columnCount()
 221                 << endl;
 222 //      setTitle(form_->guiname())
 223 }
 224
 225
 226 void QTocDialog::apply()
 227 {
 228         // Nothing to do here... for now.
 229         // Ideas welcome... (Abdel, 17042006)
 230 }
 231
 232
 233 void QTocDialog::hide()
 234 {
 235         accept();
 236 }
 237
 238
 239 void QTocDialog::show()
 240 {
 241         update();
 242         QDialog::show();
 243 }
 244
 245
 246 bool QTocDialog::isVisible() const
 247 {
 248         return QDialog::isVisible();
 249 }
 250
 251
 252 } // namespace frontend
 253 } // namespace lyx
 254
 255 #include "QTocDialog_moc.cpp"