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() << ", " << current.column()
  67                 << endl;
  68
  69         form_->goTo(current);
  70 }
  71
  72
  73 void QTocDialog::on_tocTV_clicked(const QModelIndex & index )
  74 {
  75         lyxerr[Debug::GUI]
  76                 << "on_tocTV_clicked index " << index.row() << ", " << index.column()
  77                 << endl;
  78
  79         form_->goTo(index);
  80 }
  81
  82
  83 void QTocDialog::on_closePB_clicked()
  84 {
  85         accept();
  86 }
  87
  88
  89 void QTocDialog::on_updatePB_clicked()
  90 {
  91         update();
  92 }
  93
  94
  95 void QTocDialog::on_depthSL_valueChanged(int depth)
  96 {
  97         if (depth == depth_)
  98                 return;
  99
 100         depth_ = depth;
 101
 102 /*
 103         while (
 104         tocTv->setExpanded();
 105                         if (iter->depth() > depth_)
 106                                 tocTV->collapseItem(topLevelItem);
 107                         else if (iter->depth() <= depth_)
 108                                 tocTV->expandItem(topLevelItem);
 109 */
 110 }
 111
 112
 113 void QTocDialog::on_typeCO_activated(int value)
 114 {
 115         form_->setTocModel(value);
 116         enableButtons();
 117 }
 118
 119
 120 void QTocDialog::on_moveUpPB_clicked()
 121 {
 122         move(toc::UP);
 123 }
 124
 125
 126 void QTocDialog::on_moveDownPB_clicked()
 127 {
 128         move(toc::DOWN);
 129 }
 130
 131
 132 void QTocDialog::on_moveInPB_clicked()
 133 {
 134         move(toc::IN);
 135 }
 136
 137
 138 void QTocDialog::on_moveOutPB_clicked()
 139 {
 140         move(toc::OUT);
 141 }
 142
 143
 144 void QTocDialog::move(toc::OutlineOp const operation)
 145 {
 146         enableButtons(false);
 147         QModelIndex index = tocTV->selectionModel()->selectedIndexes()[0];
 148         form_->goTo(index);
 149         form_->move(operation);
 150         updateGui();
 151 //      select(index);
 152 //      enableButtons();
 153 }
 154
 155
 156 void QTocDialog::select(QModelIndex const & index)
 157 {
 158 //      tocTV->setModel(form_->tocModel());
 159
 160         if (!index.isValid()) {
 161                 lyxerr[Debug::GUI]
 162                         << "QTocDialog::select(): QModelIndex is invalid!" << endl;
 163                 return;
 164         }
 165
 166         tocTV->scrollTo(index);
 167         tocTV->selectionModel()->select(index, QItemSelectionModel::Select);
 168 }
 169
 170
 171 void QTocDialog::enableButtons(bool enable)
 172 {
 173         updatePB->setEnabled(enable);
 174
 175         if (!form_->canOutline())
 176                 enable = false;
 177
 178         moveUpPB->setEnabled(enable);
 179         moveDownPB->setEnabled(enable);
 180         moveInPB->setEnabled(enable);
 181         moveOutPB->setEnabled(enable);
 182 }
 183
 184
 185 void QTocDialog::update()
 186 {
 187         form_->update();
 188         updateGui();
 189 }
 190
 191
 192 void QTocDialog::updateGui()
 193 {
 194         typeCO->setModel(form_->typeModel());
 195         tocTV->setModel(form_->tocModel());
 196         tocTV->showColumn(0);
 197         // hide the pointless QHeader for now
 198         // in the future, new columns may appear
 199         // like labels, bookmarks, etc...
 200         // tocTV->header()->hide();
 201         tocTV->header()->setVisible(true);
 202         enableButtons();
 203
 204         connect(tocTV->selectionModel(),
 205                 SIGNAL(currentChanged(const QModelIndex &,
 206                         const QModelIndex &)),
 207                 this, SLOT(selectionChanged(const QModelIndex &,
 208                         const QModelIndex &)));
 209
 210         select(form_->getCurrentIndex());
 211
 212         lyxerr[Debug::GUI]
 213                 << "form_->tocModel()->rowCount " << form_->tocModel()->rowCount()
 214                 << "\nform_->tocModel()->columnCount " << form_->tocModel()->columnCount()
 215                 << endl;
 216 //      setTitle(form_->guiname())
 217 }
 218
 219
 220 void QTocDialog::apply()
 221 {
 222         // Nothing to do here... for now.
 223         // Ideas welcome... (Abdel, 17042006)
 224 }
 225
 226
 227 void QTocDialog::hide()
 228 {
 229         accept();
 230 }
 231
 232
 233 void QTocDialog::show()
 234 {
 235         update();
 236         QDialog::show();
 237 }
 238
 239
 240 bool QTocDialog::isVisible() const
 241 {
 242         return QDialog::isVisible();
 243 }
 244
 245
 246 } // namespace frontend
 247 } // namespace lyx