X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FTocModel.h;h=7475416160198a57ac531b2341acaeee25b3f959;hb=425d092204118ea6c24c28e85fdf03fcf2bb51a4;hp=59e83a999c39fc92b424008802e5082525534dd0;hpb=6ad1b1cd0968021c7aba0b3358a3e0e860c61ed7;p=lyx.git

diff --git a/src/frontends/qt4/TocModel.h b/src/frontends/qt4/TocModel.h
index 59e83a999c..7475416160 100644
--- a/src/frontends/qt4/TocModel.h
+++ b/src/frontends/qt4/TocModel.h
@@ -14,9 +14,10 @@
 
 #include "qt_helpers.h"
 
-#include <QList>
+#include <QHash>
 #include <QStandardItemModel>
-#include <QStringList>
+
+class QSortFilterProxyModel;
 
 namespace lyx {
 
@@ -28,26 +29,42 @@ class TocItem;
 
 namespace frontend {
 
+/// A QStandardItemModel that gives access to the reset method.
+/// This is needed in order to fix http://www.lyx.org/trac/ticket/3740
 class TocTypeModel : public QStandardItemModel
 {
 public:
 	///
-	TocTypeModel(QObject * parent = 0);
+	TocTypeModel(QObject * parent);
 	///
 	void reset();
 };
 
-
-class TocModel : public QStandardItemModel
+/// 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
 {
 public:
 	///
-	TocModel(QObject * parent = 0);
+	TocModel(QObject * parent);
 	///
 	void reset(Toc const & toc);
 	///
 	void reset();
 	///
+	void updateItem(DocIterator const & dit);
+	///
+	void clear();
+	///
+	QAbstractItemModel * model();
+	///
+	QAbstractItemModel const * model() const;
+	///
+	void sort(bool sort_it);
+	///
+	bool isSorted() const { return is_sorted_; }
+	///
 	TocItem const & tocItem(QModelIndex const & index) const;
 	///
 	QModelIndex modelIndex(DocIterator const & dit) const;
@@ -58,33 +75,35 @@ private:
 	///
 	void populate(unsigned int & index, QModelIndex const & parent);
 	///
-	QList<QModelIndex> toc_indexes_;
+	TocTypeModel * model_;
+	///
+	QSortFilterProxyModel * sorted_model_;
+	///
+	bool is_sorted_;
 	///
 	Toc const * toc_;
 	///
 	int maxdepth_;
+	///
 	int mindepth_;
 };
 
 
-class TocModels: public QObject
+/// A container for the different TocModels.
+class TocModels : public QObject
 {
 	Q_OBJECT
 public:
 	///
 	TocModels();
 	///
-	typedef QHash<QString, TocModel *>::const_iterator const_iterator;
-	const_iterator begin() const { return models_.begin(); }
-	const_iterator end() const { return models_.end(); }
-	///
 	void reset(BufferView const * bv);
 	///
 	int depth(QString const & type);
 	///
-	QStandardItemModel * model(QString const & type);
+	QAbstractItemModel * model(QString const & type);
 	///
-	QStandardItemModel * nameModel() { return names_; }
+	QAbstractItemModel * nameModel();
 	///
 	QModelIndex currentIndex(QString const & type) const;
 	///
@@ -93,23 +112,33 @@ public:
 	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;
+	/// the item that is currently selected
+	TocItem const currentItem(QString const & type,
+		QModelIndex const & index) const;
 
 Q_SIGNALS:
 	/// Signal that the internal toc_models_ has been reset.
 	void modelReset();
 
 private:
+	typedef QHash<QString, TocModel *>::const_iterator const_iterator;
 	typedef QHash<QString, TocModel *>::iterator iterator;
 	///
 	void clear();
 	///
-	void deleteAll();
-	///
 	BufferView const * bv_;
 	///
 	QHash<QString, TocModel *> models_;
 	///
 	TocTypeModel * names_;
+	///
+	QSortFilterProxyModel * names_sorted_;
 };
 
 } // namespace frontend