tkinter Combobox组件

                Combobox
values 设定可选内容
state  设定状态。readonly时只可选择，不可更改内容
.current 设定选择内容，参数为可选列表的0-index

有虚拟事件 "<ComboboxSelected>" 当列表选择时触发绑定函数

#!/usr/bin/env python3# coding=utf-8from tkinter import *from tkinter import ttk__author__ = 'Administrator'def show_msg(*args):    print(players.get())root = Tk()name = StringVar()players = ttk.Combobox(root, textvariable=name)players["values"] = ("成龙", "刘德华", "周星驰")players["state"] = "readonly"players.current(2)# players.set("演员表")# print(players.get())players.bind("<<ComboboxSelected>>", show_msg)players.pack()root.mainloop()