#-*-coding:utf-8-*-

from PIL import Image
import win32gui
import win32con
import win32api
import os
import threading
import urllib.request
import time
import sys
import json'''
{"images":[{"startdate":"20170827","fullstartdate":"201708271600","enddate":"20170828","url":"/az/hprichbg/rb/BotallackCornwall_ZH-CN11396172846_1920x1080.jpg","urlbase":"/az/hprichbg/rb/BotallackCornwall_ZH-CN11396172846","copyright":"康沃尔郡内的巴特莱克矿场， 英国 (© Robert Harding/Masterfile)","copyrightlink":"http://www.bing.com/search?q=botallack+manor&form=hpcapt&mkt=zh-cn","quiz":"/search?q=Bing+homepage+quiz&filters=WQOskey:%22HPQuiz_20170827_BotallackCornwall%22&FORM=HPQUIZ","wp":true,"hsh":"5eb81f1029c57dfa1cc5f69ca871f4b1","drk":1,"top":1,"bot":1,"hs":[]}],"tooltips":{"loading":"正在加载...","previous":"上一个图像","next":"下一个图像","walle":"此图片不能下载用作壁纸。","walls":"下载今日美图。仅限用作桌面壁纸。"}
}
'''class Wallpaper:def __init__(self, time=60):self.count = 0if time <= 0 :self.time = 60self.time = timeself.urltemplate = 'http://cn.bing.com/HPImageArchive.aspx?format=js&idx=%d&n=1&nc=1361089515117&FORM=HYLH1'self.baImageUrlList = []self.localFileName  = ''self.localBMPFileName  = ''self.imagedir = './images/'self.bmpdir = './bmpimage/'self.bmplist = []def start(self):self.prepareDir()self.parserImageUrl()self.download_images()self.image_convert_bmp()self.set_wall_func()def prepareDir(self):if not os.path.exists(self.imagedir):os.makedirs(self.imagedir)if not os.path.exists(self.bmpdir):os.makedirs(self.bmpdir)def parserImageUrl(self):for i in range(0, 7, 1):url = self.urltemplate % i #use i replace format try:content = urllib.request.urlopen(url,None).read().decode("utf-8")# 由于有中文，decode("utf-8")必须except:print(url)print("parse try again")decodedjson = json.loads(content)imageurl = decodedjson['images'][0]['url']self.baImageUrlList.append('https://cn.bing.com'+imageurl)def download_images(self):for url in self.baImageUrlList:imagename = os.path.basename(url)imagepath = self.imagedir + imagenameprint(imagepath)f = open(imagepath, 'wb')try:conn = urllib.request.urlopen(url)except:print(url)print("download try again")f.write(conn.read())f.close()def image_convert_bmp(self):imaglist = os.listdir(self.imagedir)for imagepath in imaglist:file_name = os.path.basename(imagepath)file_name_type = os.path.splitext(file_name)file_name = file_name_type[0]newpath = self.bmpdir + file_name + '.bmp'imagepath  = './images/' + imagepathbmpImage = Image.open(imagepath)bmpImage.save(newpath, "BMP")self.bmplist.append(sys.path[0]+'\\bmpimage\\'+file_name + '.bmp')def setWallpaper(self, imagepath):k = win32api.RegOpenKeyEx(win32con.HKEY_CURRENT_USER,"Control Panel\\Desktop",0,win32con.KEY_SET_VALUE)win32api.RegSetValueEx(k, "WallpaperStyle", 0, win32con.REG_SZ, "2") #2拉伸适应桌面,0桌面居中win32api.RegSetValueEx(k, "TileWallpaper", 0, win32con.REG_SZ, "0")print(imagepath)win32gui.SystemParametersInfo(win32con.SPI_SETDESKWALLPAPER,imagepath, 1+2)#文件需要使用完整路径def set_wall_func(self):list_size = len(self.bmplist)index = self.count % list_sizefilename = self.bmplist[index]self.count += 1self.setWallpaper(filename)self.set_wall_timer()def set_wall_timer(self):timer = threading.Timer(self.time, self.set_wall_func)timer.start()if __name__ == '__main__':bing = Wallpaper(300)bing.start()