5.9
中文级菜单（python）
编写程序实现中文级联菜单，建议可以使用pypinyin或其它扩展库。
import tkinter as tk
from tkinter import ttk
from pypinyin import lazy_pinyin
# 省份、城市、地区数据
data = {
"北京": {
"北京市": ["东城区", "西城区", "朝阳区"],
},
"上海": {
"上海市": ["黄浦区", "静安区", "徐汇区"],
},
"广东": {
"广州市": ["越秀区", "荔湾区", "天河区"],
"深圳市": ["福田区", "南山区", "罗湖区"],
"珠海市": ["香洲区", "斗门区", "金湾区"],
},
"浙江": {
"杭州市": ["西湖区", "拱墅区", "下城区"],
"宁波市": ["海曙区", "江北区", "镇海区"],
"温州市": ["鹿城区", "龙湾区", "瓯海区"],
}
}
class ChineseCascadeMenu(tk.Tk):
def __init__(self):
super().__init__()
self.title("中文级联菜单")
self.province_var = tk.StringVar(self)
self.city_var = tk.StringVar(self)
self.district_var = tk.StringVar(self)
self.create_widgets()
def create_widgets(self):
# 省份级联菜单
self.province_label = ttk.Label(self, text="选择省份:")
self.province_label.grid(row=0, column=0, padx=5, pady=5)
self.province_combo = ttk.Combobox(self, textvariable=self.province_var, state="readonly")
self.province_combo["values"] = list(data.keys())
self.province_combo.bind("<<ComboboxSelected>>", self.update_cities)
self.province_combo.grid(row=0, column=1, padx=5, pady=5)
# 城市级联菜单
self.city_label = ttk.Label(self, text="选择城市:")
self.city_label.grid(row=1, column=0, padx=5, pady=5)
self.city_combo = ttk.Combobox(self, textvariable=self.city_var, state="readonly")
self.city_combo.bind("<<ComboboxSelected>>", self.update_districts)
self.city_combo.grid(row=1, column=1, padx=5, pady=5)
# 地区级联菜单
self.district_label = ttk.Label(self, text="选择地区:")
self.district_label.grid(row=2, column=0, padx=5, pady=5)
self.district_combo = ttk.Combobox(self, textvariable=self.district_var, state="readonly")
self.district_combo.grid(row=2, column=1, padx=5, pady=5)
# 显示选择结果按钮
self.show_button = ttk.Button(self, text="显示选择结果", command=self.show_selection)
self.show_button.grid(row=3, columnspan=2, padx=5, pady=5)
def update_cities(self, event):
province = self.province_var.get()
cities = list(data.get(province, {}).keys())
self.city_combo["values"] = cities
self.city_var.set(cities[0] if cities else "")
self.update_districts(None)
def update_districts(self, event):
province = self.province_var.get()
city = self.city_var.get()
districts = data.get(province, {}).get(city, [])
self.district_combo["values"] = districts
self.district_var.set(districts[0] if districts else "")
def show_selection(self):
province = self.province_var.get()
city = self.city_var.get()
district = self.district_var.get()
selection_str = f"选择的地区：{province} - {city} - {district}"
self.selection_label = ttk.Label(self, text=selection_str)
self.selection_label.grid(row=4, columnspan=2, padx=5, pady=5)
if __name__ == "__main__":
app = ChineseCascadeMenu()
app.mainloop()
