| 60 | |
| 61 | |
| 62 | class PageChanging(_PageChanging, NotebookTabChangeEvent, VetoAble): |
| 63 | def __init__(self, old, new): |
| 64 | _PageChanging.__init__(self) |
| 65 | NotebookTabChangeEvent.__init__(self, old, new) |
| 66 | VetoAble.__init__(self) |
| 67 | |
| 68 | |
| 69 | class PageChanged(_PageChanged, NotebookTabChangeEvent): |