X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FTocModel.h;h=7475416160198a57ac531b2341acaeee25b3f959;hb=425d092204118ea6c24c28e85fdf03fcf2bb51a4;hp=efa4e56e1035bcd2dc3b5377c7ebb267f53ddc06;hpb=d353a6f899906644298148a56b82cca62aac3365;p=lyx.git

diff --git a/src/frontends/qt4/TocModel.h b/src/frontends/qt4/TocModel.h
index efa4e56e10..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 {
 
@@ -28,11 +29,41 @@ class TocItem;
 
 namespace frontend {
 
-class TocModel : public QStandardItemModel
+/// 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);
+	///
+	void reset();
+};
+
+/// 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(Toc const & toc);
+	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;
 	///
@@ -44,59 +75,70 @@ private:
 	///
 	void populate(unsigned int & index, QModelIndex const & parent);
 	///
-	QList<QModelIndex> toc_indexes_;
+	TocTypeModel * model_;
+	///
+	QSortFilterProxyModel * sorted_model_;
+	///
+	bool is_sorted_;
 	///
-	Toc const & toc_;
+	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(): bv_(0) {}
-	///
-	~TocModels() { clear(); }
+	TocModels();
 	///
 	void reset(BufferView const * bv);
 	///
-	int depth(int type);
+	int depth(QString const & type);
+	///
+	QAbstractItemModel * model(QString const & type);
 	///
-	QStandardItemModel * model(int type);
+	QAbstractItemModel * nameModel();
 	///
-	QModelIndex currentIndex(int type) const;
+	QModelIndex currentIndex(QString const & type) const;
 	///
-	void goTo(int type, QModelIndex const & index) const;
+	void goTo(QString const & type, QModelIndex const & index) const;
 	///
 	void init(Buffer const & buffer);
-	/// Test if outlining operation is possible
-	bool canOutline(int type) const;
-	/// Return the list of types available
-	QStringList const & typeNames() const { return type_names_; }
 	///
 	void updateBackend() const;
 	///
-	int decodeType(QString const & str) 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();
 	///
 	BufferView const * bv_;
 	///
-	QList<TocModel *> models_;
+	QHash<QString, TocModel *> models_;
 	///
-	QStringList types_;
+	TocTypeModel * names_;
 	///
-	QStringList type_names_;
+	QSortFilterProxyModel * names_sorted_;
 };
 
 } // namespace frontend