CTkComboBox & CTkOptionMenu second click to close the dropdown about customtkinter HOT 1 OPEN

import customtkinter as ctk


class DummyApp(ctk.CTk):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)

        self.geometry('200x100')

        self.optionbox = ctk.CTkOptionMenu(self, values=['Option A', 'Option B'])
        self.optionbox.pack(side='left')
        self.optionbox.bind('<Button-1>', lambda event: self.toggle_dropdown(event, obox=self.optionbox))

        self.dropdown_checker()

    @staticmethod
    def toggle_dropdown(event, obox: ctk.CTkOptionMenu):
        if obox.cget('state') == 'normal':
            obox.configure(state='disabled')
        elif obox.cget('state') == 'disabled':
            obox.configure(state='normal')

    def dropdown_checker(self):
        self.optionbox.configure(state='normal')
        self.after(100, self.dropdown_checker)


if __name__ == '__main__':
    app = DummyApp()
    app.mainloop()