import tkinter import customtkinter # <- import the CustomTkinter module customtkinter.ScalingTracker.set_window_scaling(0.5) customtkinter.set_appearance_mode("dark") # Modes: "System" (standard), "Dark", "Light" customtkinter.set_default_color_theme("blue") # Themes: "blue" (standard), "green", "dark-blue" app = customtkinter.CTk() # create CTk window like you do with the Tk window (you can also use normal tkinter.Tk window) app.geometry("400x480") app.title("CustomTkinter manual scaling test") top_tk = customtkinter.CTkToplevel(app) top_tk.geometry("500x500") #app.minsize(200, 200) #app.maxsize(520, 520) #app.resizable(True, False) def button_function(): app.geometry(f"{200}x{200}") print("Button click", label_1.cget("text")) def slider_function(value): customtkinter.set_widget_scaling(value * 2) customtkinter.set_window_scaling(value * 2) progressbar_1.set(value) y_padding = 13 frame_1 = customtkinter.CTkFrame(master=app) frame_1.pack(pady=20, padx=60, fill="both", expand=True) label_1 = customtkinter.CTkLabel(master=frame_1, justify=tkinter.LEFT) label_1.pack(pady=y_padding, padx=10) progressbar_1 = customtkinter.CTkProgressBar(master=frame_1) progressbar_1.pack(pady=y_padding, padx=10) button_1 = customtkinter.CTkButton(master=frame_1, corner_radius=8, command=button_function) button_1.pack(pady=y_padding, padx=10) slider_1 = customtkinter.CTkSlider(master=frame_1, command=slider_function, from_=0, to=1) slider_1.pack(pady=y_padding, padx=10) slider_1.set(0.5) entry_1 = customtkinter.CTkEntry(master=frame_1, placeholder_text="CTkEntry") entry_1.pack(pady=y_padding, padx=10) checkbox_1 = customtkinter.CTkCheckBox(master=frame_1) checkbox_1.pack(pady=y_padding, padx=10) radiobutton_var = tkinter.IntVar(value=1) radiobutton_1 = customtkinter.CTkRadioButton(master=frame_1, variable=radiobutton_var, value=1) radiobutton_1.pack(pady=y_padding, padx=10) radiobutton_2 = customtkinter.CTkRadioButton(master=frame_1, variable=radiobutton_var, value=2) radiobutton_2.pack(pady=y_padding, padx=10) s_var = tkinter.StringVar(value="on") switch_1 = customtkinter.CTkSwitch(master=frame_1) switch_1.pack(pady=y_padding, padx=10) label_1 = customtkinter.CTkLabel(master=top_tk, justify=tkinter.LEFT) label_1.pack(pady=y_padding, padx=10) progressbar_1 = customtkinter.CTkProgressBar(master=top_tk) progressbar_1.pack(pady=y_padding, padx=10) button_1 = customtkinter.CTkButton(master=top_tk, corner_radius=8, command=button_function) button_1.pack(pady=y_padding, padx=10) slider_1 = customtkinter.CTkSlider(master=top_tk, command=slider_function, from_=0, to=1) slider_1.pack(pady=y_padding, padx=10) slider_1.set(0.5) entry_1 = customtkinter.CTkEntry(master=top_tk, placeholder_text="CTkEntry") entry_1.pack(pady=y_padding, padx=10) checkbox_1 = customtkinter.CTkCheckBox(master=top_tk) checkbox_1.pack(pady=y_padding, padx=10) radiobutton_var = tkinter.IntVar(value=1) radiobutton_1 = customtkinter.CTkRadioButton(master=top_tk, variable=radiobutton_var, value=1) radiobutton_1.pack(pady=y_padding, padx=10) radiobutton_2 = customtkinter.CTkRadioButton(master=top_tk, variable=radiobutton_var, value=2) radiobutton_2.pack(pady=y_padding, padx=10) switch_1 = customtkinter.CTkSwitch(master=top_tk) switch_1.pack(pady=y_padding, padx=10) app.mainloop()