CTkOptionMenu

Example Code:

Without variable:

def optionmenu_callback(choice):
    print("optionmenu dropdown clicked:", choice)

combobox = customtkinter.CTkOptionMenu(master=app,
                                       values=["option 1", "option 2"],
                                       command=optionmenu_callback)
combobox.pack(padx=20, pady=10)
combobox.set("option 2")  # set initial value

With variable:

optionmenu_var = customtkinter.StringVar(value="option 2")  # set initial value

def optionmenu_callback(choice):
    print("optionmenu dropdown clicked:", choice)

combobox = customtkinter.CTkComboBox(master=app,
                                     values=["option 1", "option 2"],
                                     command=optionmenu_callback,
                                     variable=optionmenu_var)
combobox.pack(padx=20, pady=10)

Arguments:

argument	value
master	root, frame, top-level
width	box width in px
height	box height in px
corner_radius	corner radius in px
border_width	border width in px
fg_color	foreground (inside) color, tuple: (light_color, dark_color) or single color
bg_color	background color, tuple: (light_color, dark_color) or single color, default is None
button_color	right button color, tuple: (light_color, dark_color) or single color
button_hover_color	hover color, tuple: (light_color, dark_color) or single color
dropdown_color	dropdown fg color, tuple: (light_color, dark_color) or single color
dropdown_hover_color	dropdown button hover color, tuple: (light_color, dark_color) or single color
dropdown_text_color	dropdown text color, tuple: (light_color, dark_color) or single color
text_color	text color, tuple: (light_color, dark_color) or single color
text_color_disabled	text color when disabled, tuple: (light_color, dark_color) or single color
text_font	button text font, tuple: (font_name, size)
dropdown_text_font	button text font, tuple: (font_name, size)
hover	enable/disable hover effect: True, False
state	"normal" (standard) or "disabled" (not clickable, darker color)
command	function will be called when the dropdown is clicked manually
variable	StringVar to control or get the current text
values	list of strings with values that appear in the option menu dropdown
dynamic_resizing	enable/disable automatic resizing of optiomenu when text is too big to fit: True (standard), False

Methods:

current_value = optionmenu.get()
optionmenu.set(new_value)
optionmenu.configure(values=["new value 1", "new value 2"])
optionmanu.configure(...)