Python tkinterc Combobox
时间: 2023-11-19 17:06:20 浏览: 29
The Combobox widget in tkinter is a dropdown menu that allows the user to select a value from a list of predefined options. It combines the functionality of a listbox and an entry widget.
To create a Combobox in tkinter, you need to first import the ttk module, which provides a themed version of tkinter widgets. Then, you can create a Combobox by calling the ttk.Combobox constructor and passing the parent widget as the first argument.
Here is an example code snippet that creates a Combobox with three options:
```python
import tkinter as tk
from tkinter import ttk
root = tk.Tk()
# create a Combobox with three options
combobox = ttk.Combobox(root, values=["Option 1", "Option 2", "Option 3"])
combobox.pack()
root.mainloop()
```
In this example, we first import the tkinter and ttk modules. Then, we create a Tkinter root window. Next, we create a Combobox widget by calling the ttk.Combobox constructor and passing the root window as the first argument. The `values` parameter specifies the list of options that will be displayed in the dropdown menu. Finally, we pack the Combobox widget onto the root window and start the main event loop by calling `root.mainloop()`.