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