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         tocTV->setModel(form_->tocModel());
 108         enableButtons();
 109 }
 110
 111
 112 void QTocDialog::on_moveUpPB_clicked()
 113 {
 114         enableButtons(false);
 115         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 116         form_->goTo(index);
 117         form_->outlineUp();
 118         update();
 119 }
 120
 121
 122 void QTocDialog::on_moveDownPB_clicked()
 123 {
 124         enableButtons(false);
 125         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 126         form_->goTo(index);
 127         form_->outlineDown();
 128         update();
 129 }
 130
 131
 132 void QTocDialog::on_moveInPB_clicked()
 133 {
 134         enableButtons(false);
 135         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 136         form_->goTo(index);
 137         form_->outlineIn();
 138         update();
 139 }
 140
 141
 142 void QTocDialog::on_moveOutPB_clicked()
 143 {
 144         enableButtons(false);
 145         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 146         form_->goTo(index);
 147         form_->outlineOut();
 148         update();
 149 }
 150
 151
 152 void QTocDialog::select(QModelIndex const & index)
 153 {
 154 //      tocTV->setModel(form_->tocModel());
 155
 156         if (!index.isValid()) {
 157                 lyxerr[Debug::GUI]
 158                         << "QTocDialog::select(): QModelIndex is invalid!" << endl;
 159                 return;
 160         }
 161
 162         tocTV->scrollTo(index);
 163         tocTV->selectionModel()->select(index, QItemSelectionModel::Select);
 164 }
 165
 166
 167 void QTocDialog::enableButtons(bool enable)
 168 {
 169         updatePB->setEnabled(enable);
 170
 171         if (!form_->canOutline())
 172                 enable = false;
 173
 174         moveUpPB->setEnabled(enable);
 175         moveDownPB->setEnabled(enable);
 176         moveInPB->setEnabled(enable);
 177         moveOutPB->setEnabled(enable);
 178 }
 179
 180
 181 void QTocDialog::update()
 182 {
 183         form_->update();
 184         updateGui();
 185 }
 186
 187
 188 void QTocDialog::updateGui()
 189 {
 190         QStringListModel * type_model = form_->typeModel();
 191         if (type_model->stringList().isEmpty())
 192         {
 193                 enableButtons();
 194                 typeCO->setModel(type_model);
 195                 tocTV->setModel(new QStandardItemModel);
 196                 return;
 197         }
 198
 199         typeCO->setModel(type_model);
 200
 201         if (form_->tocModel())
 202                 tocTV->setModel(form_->tocModel());
 203         tocTV->showColumn(0);
 204         // hide the pointless QHeader for now
 205         // in the future, new columns may appear
 206         // like labels, bookmarks, etc...
 207         // tocTV->header()->hide();
 208         tocTV->header()->setVisible(false);
 209         enableButtons();
 210
 211         connect(tocTV->selectionModel(),
 212                 SIGNAL(currentChanged(const QModelIndex &,
 213                         const QModelIndex &)),
 214                 this, SLOT(selectionChanged(const QModelIndex &,
 215                         const QModelIndex &)));
 216
 217         select(form_->getCurrentIndex());
 218
 219         lyxerr[Debug::GUI]
 220                 << "form_->tocModel()->rowCount " << form_->tocModel()->rowCount()
 221                 << "\nform_->tocModel()->columnCount " << form_->tocModel()->columnCount()
 222                 << endl;
 223 //      setTitle(form_->guiname())
 224 }
 225
 226
 227 void QTocDialog::apply()
 228 {
 229         // Nothing to do here... for now.
 230         // Ideas welcome... (Abdel, 17042006)
 231 }
 232
 233
 234 void QTocDialog::hide()
 235 {
 236         accept();
 237 }
 238
 239
 240 void QTocDialog::show()
 241 {
 242         update();
 243         QDialog::show();
 244 }
 245
 246
 247 bool QTocDialog::isVisible() const
 248 {
 249         return QDialog::isVisible();
 250 }
 251
 252
 253 } // namespace frontend
 254 } // namespace lyx
 255
 256 #include "QTocDialog_moc.cpp"