-// virtual void closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint);
-// virtual void commitData(QWidget *editor);
- virtual void currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
-// virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
-// virtual void editorDestroyed(QObject *editor);
- virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
-// virtual void rowsInserted(const QModelIndex &parent, int start, int end);
-// virtual void selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
+ virtual void currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
+ virtual void showChatView(BufferId);