294     Whenever an event occurs, this function is called with the \a event

   294     When editing of an item starts, this function is called with the

   295     \a model \a option and the \a index that corresponds to the item being edited.

   295     \a event that triggered the editing, the \a model, the \a index of

   296     the item, and the \a option used for rendering the item.

   297 

   298     Mouse events are sent to editorEvent() even if they don't start

   299     editing of the item. This can, for instance, be useful if you wish

   300     to open a context menu when the right mouse button is pressed on

   301     an item.