#include "Cursor.h"
#include "DocIterator.h"
#include "FuncRequest.h"
-#include "LyXFunc.h"
+#include "LyX.h"
+#include "qt_helpers.h"
#include "TocBackend.h"
-#include "support/convert.h"
#include "support/debug.h"
#include "support/lassert.h"
#include <QSortFilterProxyModel>
+#include <QStandardItemModel>
+
#include <climits>
namespace lyx {
namespace frontend {
-TocTypeModel::TocTypeModel(QObject * parent): QStandardItemModel(parent)
+/// A QStandardItemModel that gives access to the reset methods.
+/// This is needed in order to fix http://www.lyx.org/trac/ticket/3740
+class TocTypeModel : public QStandardItemModel
+{
+public:
+ ///
+ TocTypeModel(QObject * parent) : QStandardItemModel(parent)
+ {}
+ ///
+ void reset()
+ {
+#if (QT_VERSION < 0x050000)
+ QStandardItemModel::reset();
+#else
+ QStandardItemModel::endResetModel();
+#endif
+ }
+ ///
+ void beginResetModel()
+ {
+ #if QT_VERSION >= 0x040600
+ QStandardItemModel::beginResetModel();
+ #endif
+ }
+ ///
+ void endResetModel()
+ {
+ #if QT_VERSION >= 0x040600
+ QStandardItemModel::endResetModel();
+ #else
+ QStandardItemModel::reset();
+ #endif
+ }
+};
+
+
+///////////////////////////////////////////////////////////////////////////////
+//
+// TocModel
+//
+///////////////////////////////////////////////////////////////////////////////
+
+TocModel::TocModel(QObject * parent)
+ : model_(new TocTypeModel(parent)),
+ sorted_model_(new QSortFilterProxyModel(parent)),
+ is_sorted_(false), maxdepth_(0), mindepth_(0)
+{
+ sorted_model_->setSortLocaleAware(true);
+ sorted_model_->setSourceModel(model_);
+}
+
+
+QAbstractItemModel * TocModel::model()
+{
+ if (is_sorted_)
+ return sorted_model_;
+ return model_;
+}
+
+
+QAbstractItemModel const * TocModel::model() const
+{
+ if (is_sorted_)
+ return sorted_model_;
+ return model_;
+}
+
+
+void TocModel::clear()
{
+ model_->blockSignals(true);
+ model_->clear();
+ model_->blockSignals(false);
}
-void TocTypeModel::reset()
+void TocModel::sort(bool sort_it)
{
- QStandardItemModel::reset();
+ is_sorted_ = sort_it;
+ if (is_sorted_)
+ sorted_model_->sort(0);
}
TocItem const & TocModel::tocItem(QModelIndex const & index) const
{
- return (*toc_)[data(index, Qt::UserRole).toUInt()];
+ return (*toc_)[model()->data(index, Qt::UserRole).toUInt()];
}
unsigned int const toc_index = toc_->item(dit) - toc_->begin();
- QModelIndexList list = match(index(0, 0), Qt::UserRole,
+ QModelIndexList list = model()->match(model()->index(0, 0), Qt::UserRole,
QVariant(toc_index), 1,
Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive));
}
-TocModel::TocModel(QObject * parent): QStandardItemModel(parent)
+void TocModel::reset()
{
+ model_->reset();
}
-void TocModel::reset()
+void TocModel::updateItem(DocIterator const & dit)
{
- QStandardItemModel::reset();
+ QModelIndex index = modelIndex(dit);
+ TocItem const & toc_item = tocItem(index);
+ model_->setData(index, toqstr(toc_item.str()), Qt::DisplayRole);
+ model_->setData(index, toqstr(toc_item.tooltip()), Qt::ToolTipRole);
}
{
toc_ = &toc;
if (toc_->empty()) {
+ maxdepth_ = 0;
+ mindepth_ = 0;
reset();
return;
}
- blockSignals(true);
- int current_row;
- QModelIndex top_level_item;
- insertColumns(0, 1);
+ model_->blockSignals(true);
+ model_->beginResetModel();
+ model_->insertColumns(0, 1);
maxdepth_ = 0;
mindepth_ = INT_MAX;
TocItem const & item = (*toc_)[index];
maxdepth_ = max(maxdepth_, item.depth());
mindepth_ = min(mindepth_, item.depth());
- current_row = rowCount();
- insertRows(current_row, 1);
- top_level_item = QStandardItemModel::index(current_row, 0);
- setData(top_level_item, toqstr(item.str()), Qt::DisplayRole);
- setData(top_level_item, index, Qt::UserRole);
+ int current_row = model_->rowCount();
+ model_->insertRows(current_row, 1);
+ QModelIndex top_level_item = model_->index(current_row, 0);
+ model_->setData(top_level_item, toqstr(item.str()), Qt::DisplayRole);
+ model_->setData(top_level_item, index, Qt::UserRole);
+ model_->setData(top_level_item, toqstr(item.tooltip()), Qt::ToolTipRole);
LYXERR(Debug::GUI, "Toc: at depth " << item.depth()
<< ", added item " << item.str());
break;
}
- setHeaderData(0, Qt::Horizontal, QVariant("title"), Qt::DisplayRole);
- blockSignals(false);
- reset();
-// emit headerDataChanged();
+ model_->setHeaderData(0, Qt::Horizontal, QVariant("title"), Qt::DisplayRole);
+ sorted_model_->setSourceModel(model_);
+ if (is_sorted_)
+ sorted_model_->sort(0);
+ model_->blockSignals(false);
+ model_->endResetModel();
}
int current_row;
QModelIndex child_item;
- insertColumns(0, 1, parent);
+ model_->insertColumns(0, 1, parent);
size_t end = toc_->size();
++index;
}
maxdepth_ = max(maxdepth_, item.depth());
mindepth_ = min(mindepth_, item.depth());
- current_row = rowCount(parent);
- insertRows(current_row, 1, parent);
- child_item = QStandardItemModel::index(current_row, 0, parent);
- setData(child_item, toqstr(item.str()), Qt::DisplayRole);
- setData(child_item, index, Qt::UserRole);
+ current_row = model_->rowCount(parent);
+ model_->insertRows(current_row, 1, parent);
+ child_item = model_->index(current_row, 0, parent);
+ model_->setData(child_item, toqstr(item.str()), Qt::DisplayRole);
+ model_->setData(child_item, index, Qt::UserRole);
+ model_->setData(child_item, toqstr(item.tooltip()), Qt::ToolTipRole);
populate(index, child_item);
if (index >= end)
break;
int TocModel::modelDepth() const
{
- return maxdepth_ - mindepth_;
+ int const d = maxdepth_ - mindepth_;
+ LASSERT(d >= 0 && d <= 100, return 0);
+ return d;
}
///////////////////////////////////////////////////////////////////////////////
-// TocModels implementation.
+//
+// TocModels
+//
///////////////////////////////////////////////////////////////////////////////
-TocModels::TocModels(): bv_(0)
+TocModels::TocModels()
+ : bv_(0)
{
names_ = new TocTypeModel(this);
- names_sorted_ = new QSortFilterProxyModel(this);
+ names_sorted_ = new TocModelSortProxyModel(this);
names_sorted_->setSourceModel(names_);
-#if QT_VERSION >= 0x040300
names_sorted_->setSortLocaleAware(true);
-#endif
names_sorted_->sort(0);
}
-void TocModels::clear()
+void TocModels::clear()
{
names_->blockSignals(true);
names_->clear();
names_->blockSignals(false);
iterator end = models_.end();
- for (iterator it = models_.begin(); it != end; ++it) {
- it.value()->blockSignals(true);
+ for (iterator it = models_.begin(); it != end; ++it)
it.value()->clear();
- it.value()->blockSignals(false);
- }
}
}
-QStandardItemModel * TocModels::model(QString const & type)
+QAbstractItemModel * TocModels::model(QString const & type)
{
if (!bv_)
return 0;
iterator it = models_.find(type);
if (it != models_.end())
- return it.value();
+ return it.value()->model();
LYXERR0("type not found: " << type);
return 0;
}
LYXERR(Debug::GUI, "TocModels::goTo(): QModelIndex is invalid!");
return;
}
- LASSERT(index.model() == it.value(), return);
+ LASSERT(index.model() == it.value()->model(), return);
TocItem const item = it.value()->tocItem(index);
LYXERR(Debug::GUI, "TocModels::goTo " << item.str());
dispatch(item.action());
}
-void TocModels::updateBackend() const
+TocItem const TocModels::currentItem(QString const & type,
+ QModelIndex const & index) const
+{
+ const_iterator it = models_.find(type);
+ if (it == models_.end() || !index.isValid()) {
+ LYXERR(Debug::GUI, "TocModels::currentItem(): QModelIndex is invalid!");
+ return TocItem();
+ }
+ LASSERT(index.model() == it.value()->model(), return TocItem());
+
+ return it.value()->tocItem(index);
+}
+
+
+void TocModels::updateItem(QString const & type, DocIterator const & dit)
{
- bv_->buffer().masterBuffer()->tocBackend().update();
- bv_->buffer().structureChanged();
+ models_[type]->updateItem(dit);
}
}
names_->blockSignals(true);
+ names_->beginResetModel();
names_->insertColumns(0, 1);
TocList const & tocs = bv_->buffer().masterBuffer()->tocBackend().tocs();
TocList::const_iterator it = tocs.begin();
names_->setData(index, type, Qt::UserRole);
}
names_->blockSignals(false);
- names_->reset();
+ names_->endResetModel();
}
+bool TocModels::isSorted(QString const & type) const
+{
+ const_iterator it = models_.find(type);
+ if (it == models_.end()) {
+ LYXERR0("type not found: " << type);
+ return false;
+ }
+ return it.value()->isSorted();
+}
+
+
+void TocModels::sort(QString const & type, bool sort_it)
+{
+ iterator it = models_.find(type);
+ if (it == models_.end())
+ LYXERR0("type not found: " << type);
+ else
+ it.value()->sort(sort_it);
+}
+
} // namespace frontend
} // namespace lyx
-#include "TocModel_moc.cpp"
+#include "moc_TocModel.cpp"