import tkinter import tkinter.ttk as ttk import customtkinter app = customtkinter.CTk() app.title('Test OptionMenu ComboBox.py') app.geometry('400x500') def select_callback(choice): choice = variable.get() print("display_selected", choice) countries = ['Bahamas', 'Canada', 'Cuba', 'United States', "long sdhfhjgdshjafghdgshfhjdsfj"] variable = tkinter.StringVar() variable.set("test") optionmenu_tk = tkinter.OptionMenu(app, variable, *countries, command=select_callback) optionmenu_tk.pack(pady=10, padx=10) optionmenu_1 = customtkinter.CTkOptionMenu(app, variable=variable, values=countries, command=select_callback) optionmenu_1.pack(pady=20, padx=10) optionmenu_2 = customtkinter.CTkOptionMenu(app, variable=variable, values=countries, command=select_callback, dynamic_resizing=False) optionmenu_2.pack(pady=20, padx=10) combobox_tk = ttk.Combobox(app, values=countries, textvariable=variable) combobox_tk.pack(pady=10, padx=10) combobox_1 = customtkinter.CTkComboBox(app, variable=variable, values=countries, command=select_callback, width=300) combobox_1.pack(pady=20, padx=10) def set_new_scaling(scaling): customtkinter.set_spacing_scaling(scaling) customtkinter.set_window_scaling(scaling) customtkinter.set_widget_scaling(scaling) scaling_slider = customtkinter.CTkSlider(app, command=set_new_scaling, from_=0, to=2) scaling_slider.pack(pady=20, padx=10) app.mainloop()