choicebook.py 文件源码

def __init__(self, parent, combobox_position="top", *args):
        ttk.Frame.__init__(self, parent, *args)
        self.parent = parent
        self._combobox_position = combobox_position

        self._page_list = []
        self._label_list = []

        self._variable = tk.StringVar()

        self._combobox = ttk.Combobox(self, state="readonly", textvariable=self._variable)
        self._combobox.pack(side=combobox_position, fill="x")
        self._combobox.bind("<<ComboboxSelected>>", self._change_page, "+")

        self.frame = ttk.Frame(self)
        self.frame.pack(fill="both", expand=True)