#ifndef TOCMODEL_H
#define TOCMODEL_H
-#include "qt_helpers.h"
+#include "Toc.h"
#include <QHash>
-#include <QStandardItemModel>
-
-class QSortFilterProxyModel;
+#include <QSortFilterProxyModel>
namespace lyx {
class Buffer;
class BufferView;
class DocIterator;
-class Toc;
-class TocItem;
namespace frontend {
-/// A QStandardItemModel that gives access to the reset method.
-/// This is needed in order to fix http://bugzilla.lyx.org/show_bug.cgi?id=3740
-class TocTypeModel : public QStandardItemModel
-{
-public:
- ///
- TocTypeModel(QObject * parent);
- ///
- void reset();
-};
+class TocTypeModel;
/// A class that adapt the TocBackend of a Buffer into standard Qt models for
/// GUI visualisation.
/// There is one TocModel per list in the TocBackend.
class TocModel
{
+ /// noncopyable
+ TocModel(TocModel const &);
+ void operator=(TocModel const &);
public:
///
TocModel(QObject * parent);
///
- void reset(Toc const & toc);
+ void reset(std::shared_ptr<Toc const>);
///
void reset();
///
///
void populate(unsigned int & index, QModelIndex const & parent);
///
+ void setString(TocItem const & item, QModelIndex index);
+ ///
TocTypeModel * model_;
///
QSortFilterProxyModel * sorted_model_;
///
bool is_sorted_;
///
- Toc const * toc_;
+ std::shared_ptr<Toc const> toc_;
///
int maxdepth_;
///
};
+/// A filter to sort the models alphabetically but with
+/// the table of contents on top.
+class TocModelSortProxyModel : public QSortFilterProxyModel
+{
+public:
+ TocModelSortProxyModel(QObject * w)
+ : QSortFilterProxyModel(w)
+ {}
+
+ bool lessThan (const QModelIndex & left, const QModelIndex & right) const
+ {
+ if (left.model()->data(left, Qt::UserRole).toString()
+ == QString("tableofcontents"))
+ return true;
+ else if (right.model()->data(right, Qt::UserRole).toString()
+ == QString("tableofcontents"))
+ return false;
+ else
+ return QSortFilterProxyModel::lessThan(left, right);
+ }
+};
+
+
+
/// A container for the different TocModels.
class TocModels : public QObject
{
///
QAbstractItemModel * nameModel();
///
- QModelIndex currentIndex(QString const & type) const;
+ QModelIndex currentIndex(QString const & type,
+ DocIterator const & dit) const;
///
void goTo(QString const & type, QModelIndex const & index) const;
///
void init(Buffer const & buffer);
///
- void updateBackend() const;
- ///
void updateItem(QString const & type, DocIterator const & dit);
///
void sort(QString const & type, bool sort_it);
///
bool isSorted(QString const & type) const;
-
-Q_SIGNALS:
- /// Signal that the internal toc_models_ has been reset.
- void modelReset();
+ /// the item that is currently selected
+ TocItem const currentItem(QString const & type,
+ QModelIndex const & index) const;
private:
typedef QHash<QString, TocModel *>::const_iterator const_iterator;
///
void clear();
///
- BufferView const * bv_;
- ///
QHash<QString, TocModel *> models_;
///
TocTypeModel * names_;
///
- QSortFilterProxyModel * names_sorted_;
+ TocModelSortProxyModel * names_sorted_;
};
} // namespace frontend