How to keep widgets when a new tab(ttk notebook) is created?
来源： https://stackoverflow.com/questions/64235607/how-to-keep-widgets-when-a-new-tabttk-notebook-is-created
ttkwidgets
How to keep widgets when a new tab(ttk notebook) is created?
来源： https://stackoverflow.com/questions/64235607/how-to-keep-widgets-when-a-new-tabttk-notebook-is-created