前两天看到一篇关于Python使用Tkinter 的博文，写的很好。就拿来研究了一下，改了改。现分享如下：
参考
代码
# coding:utf8
# python2.73 winxp
'''''
天气插件： 使用json接受中气象的本地信息，显示使用tkinter
url http://www.weather.com.cn/data/sk/101221201.html
v0.1
'''
from Tkinter import *
import json
import urllib
import time
def getWeaInfo():
url = r'http://www.weather.com.cn/data/cityinfo/101221201.html'
res = urllib.urlopen(url) # 返回的是个json样式的字符串
weatherinfo = {}
jinfo = res.read().decode('utf8') # jinfo是一个unicode对象，而我们要的是一个json，然后解析
info = json.loads(jinfo) # 变成键值对
if info:
try:
weatherinfo['city'] = info['weatherinfo']['city'] # 城市
weatherinfo['tempH'] = info['weatherinfo']['temp1'] # 高温
weatherinfo['tempL'] = info['weatherinfo']['temp2'] # 低温
weatherinfo['weather'] = info['weatherinfo']['weather'] # 天气
weatherinfo['ptime'] = info['weatherinfo']['ptime'] # 发布时间
except KeyError, e:
print 'Do not get the key', e.message
return weatherinfo
class WeatherFrame:
'''''
用于显示主框架
'''
def __init__(self):
self.root = Tk()
# 一个标题
self.title = Label(self.root, text=u'天气情况')
self.title.pack(side=TOP)
# 四对信息框
self.fm1 = Frame(self.root)
self.label_city = Label(self.fm1, text=u'城市')
self.label_city.pack(side=LEFT, expand=YES)
self.text_city_e = StringVar()
self.text_city = Entry(self.fm1, text='', state='readonly', textvariable=self.text_city_e)
self.text_city.pack(side=LEFT, expand=YES)
self.fm1.pack(side=TOP)
self.fm2 = Frame(self.root)
self.label_temph = Label(self.fm2, text=u'高温')
self.label_temph.pack(side=LEFT, expand=YES)
self.text_temph_e = StringVar()
self.text_temph = Entry(self.fm2, text='', state='readonly', textvariable=self.text_temph_e)
self.text_temph.pack(side=LEFT, expand=YES)
self.fm2.pack(side=TOP)
self.fm3 = Frame(self.root)
self.label_templ = Label(self.fm3, text=u'低温')
self.label_templ.pack(side=LEFT, expand=YES)
self.text_templ_e = StringVar()
self.text_templ = Entry(self.fm3, text='', state='readonly', textvariable=self.text_templ_e)
self.text_templ.pack(side=LEFT, expand=YES)
self.fm3.pack(side=TOP)
self.fm4 = Frame(self.root)
self.label_weather = Label(self.fm4, text=u'天气')
self.label_weather.pack(side=LEFT, expand=YES)
self.text_weather_e = StringVar()
self.text_weather = Entry(self.fm4, text='', state='readonly', textvariable=self.text_weather_e)
self.text_weather.pack(side=LEFT, expand=YES)
self.fm4.pack(side=TOP)
# 两个操作按钮
self.fm5 = Frame(self.root)
self.button_pull = Button(self.fm5, text=u'获取', command=self.pullWeaInfo)
self.button_pull.pack(side=LEFT, expand=YES)
self.button_quit = Button(self.fm5, text=u'退出', command=self.root.quit)
self.button_quit.pack(side=LEFT, expand=YES)
self.fm5.pack(side=TOP)
self.pullWeaInfo()
def pullWeaInfo(self):
# 推送天气信息，初始化推送，手动更新
weainfo = getWeaInfo()
self.text_city_e.set(weainfo['city'])
self.text_temph_e.set(weainfo['tempH'])
self.text_templ_e.set(weainfo['tempL'])
self.text_weather_e.set(weainfo['weather'])
print ('lastest updated time is %s' % time.ctime())
if __name__ == '__main__':
wf = WeatherFrame()
mainloop()效果
我的修改
中国城市代码
代码
# coding:utf-8
import sys
reload(sys)
sys.setdefaultencoding('utf8')
# __author__ = '郭 璞'
# __date__ = '2016/8/26'
# __Desc__ = 天气预报小案例
from Tkinter import *
import urllib2
import json
def getWeatherInfoByCityCode(citycode):
url = r'http://www.weather.com.cn/data/cityinfo/'+str(citycode)+'.html'
data = urllib2.urlopen(url).read().decode('utf8')
json_info = json.loads(data)
weatherinfo = {}
weatherinfo['city'] = json_info['weatherinfo']['city'] # 城市
weatherinfo['tempH'] = json_info['weatherinfo']['temp2'] # 高温
weatherinfo['tempL'] = json_info['weatherinfo']['temp1'] # 低温
weatherinfo['weather'] = json_info['weatherinfo']['weather'] # 天气
weatherinfo['ptime'] = json_info['weatherinfo']['ptime'] # 发布时间
return weatherinfo
def show_in_tkinter(ccode):
tk = Tk()
citycode = StringVar()
citycode.set(ccode)
weatherinfo = getWeatherInfoByCityCode(citycode.get())
frame1 = Frame(tk)
Label(frame1,text='输入城市代码').pack(side=LEFT,expand=YES)
Entry(frame1,textvariable=citycode).pack()
frame1.pack(side=TOP)
frame2 = Frame(tk)
Label(frame2, text='城市名称').pack(side=LEFT, expand=YES)
cityname = '%s'%weatherinfo['city']
str_v_cityname = StringVar()
str_v_cityname.set(cityname)
Entry(frame2, textvariable=str_v_cityname,state='readonly').pack()
frame2.pack(side=TOP)
frame3 = Frame(tk)
Label(frame3, text=' 高温').pack(side=LEFT, expand=YES)
temp_h = '%s' % weatherinfo['tempH']
str_v_temp_h = StringVar()
str_v_temp_h.set(temp_h)
Entry(frame3, textvariable=str_v_temp_h, state='readonly').pack()
frame3.pack(side=TOP)
frame4 = Frame(tk)
Label(frame4, text=' 低温').pack(side=LEFT, expand=YES)
temp_l = '%s' % weatherinfo['tempL']
str_v_temp_l = StringVar()
str_v_temp_l.set(temp_l)
Entry(frame4, textvariable=str_v_temp_l, state='readonly').pack()
frame4.pack(side=TOP)
frame5 = Frame(tk)
Label(frame5, text=' 天气').pack(side=LEFT, expand=YES)
weather = '%s' % weatherinfo['weather']
str_v_weather = StringVar()
str_v_weather.set(weather)
Entry(frame5, textvariable=str_v_weather, state='readonly').pack()
frame5.pack(side=TOP)
frame6 = Frame(tk)
Label(frame6, text='更新时间').pack(side=LEFT, expand=YES)
updatetime = '%s' % weatherinfo['ptime']
str_v_updatetime = StringVar()
str_v_updatetime.set(updatetime)
Entry(frame6, textvariable=str_v_updatetime, state='readonly').pack()
frame6.pack(side=TOP)
frame7 = Frame(tk)
btn_pull = Button(frame7,text='获取数据',command=lambda:show_in_tkinter(citycode.get()))
print citycode.get()
# btn_pull.bind(citycode.get(),update_weather)
btn_pull.pack(side=LEFT, expand=YES)
btn_quit = Button(frame7,text='退出',command=tk.quit).pack(side=LEFT, expand=YES)
frame7.pack(side=TOP)
tk.mainloop()
if __name__=="__main__":
show_in_tkinter(101180308)测试结果
不足之处
本来设计的是可以输入城市代码，来实时的获取对应的天气信息，并更新到界面上的，但是不知道为什么系统会默认新开一个Tkinter的界面，导致刷新失败！
有时间再来更新本文，打个时间戳:2016年8月26日22:50:14
