+ /// Updates all items of object browser
+ /// \param theColumn - column of items
+ /// \param theParent - a parent item (by default from root)
+ void updateAllIndexes(int theColumn = 0, const QModelIndex& theParent = QModelIndex());
+
+ QMap<ObjectPtr, bool> getFoldersState(DocumentPtr theDoc) const;
+
+ void setFoldersState(const QMap<ObjectPtr, bool>& theStates);