import os,time# import multiprocessingimport threadingfrom tkinter import *from tkinter import ttkimport tkinter.messagebox as message_boxwindow =Tk()window.title('auto_shutdown')window.geometry('240x180')window.resizable(False, False)window.update() var = StringVar()var1 = StringVar()var2 = StringVar()# 设置func为守护线程def funcs(): t = threading.Thread(target=func) t.setDaemon(True) t.start()# 执行自动关机指令def func(): #弹出messagebox警告提示 message_box.showwarning("Warning", "Your pc will shutdown at %s : %s" % (var.get(),var1.get())) print('wohaizai') mytime = time.strftime('%H:%M:%S') h2 = mytime[0:2] m2 = mytime[3:5] s2 = mytime[6:] print(h2) print(m2) print(s2) print(var.get()) print(var1.get()) # 算出距离关机时间的秒数 count_down_second=-int(h2)*3600-int(m2)*60-int(s2)+int(var.get())*3600+int(var1.get())*60+int(var2.get()) # 如果关机设置在第二天，结果加86400（一天的总秒数) if count_down_second<0:  count_down_second=count_down_second+86400 os.system("shutdown -s -t %s" % count_down_second) print(count_down_second) window.quit()# 快捷关机选项入口def fun_set1(): cb_h.current(18)def fun_set2(): cb_h.current(21)def fun_set3(): cb_h.current(22)def fun_set4(): cb_h.current(23)def funcq(): os.system('shutdown -a')# 定义三个容器,方便布局root = ttk.LabelFrame(window, text="定时关机")root.grid(column=0, row=0,padx=2, pady=2)root1 = ttk.LabelFrame(window, text="常用时间")root1.grid(column=1, row=0,padx=2, pady=2)root2 = ttk.LabelFrame(window, text="开始")root2.grid(column=0, row=1,columnspan=2,padx=2, pady=2)Label(root,text=':').grid(column=1, row=0,padx=2, pady=5)cb_h = ttk.Combobox(root,width=3,textvariable =var)a = []for i in range(10): a.append(('0'+str(i)))for i in range(10,24): a.append(i) cb_h['values'] =tuple(a)cb_h.current(0)cb_h.grid(column=0, row=0,padx=2, pady=5)cb_m = ttk.Combobox(root,width=3,textvariable =var1)b = []for i in range(10): b.append('0'+str(i))for i in range(10,60): b.append(str(i)) cb_m['values'] =tuple(b)cb_m.current(0)cb_m.grid(column=2, row=0,padx=2, pady=5)cb_s = ttk.Combobox(root,width=3,textvariable =var2)c = []for i in range(10): c.append('0'+str(i))for i in range(10,60): c.append(str(i)) cb_s['values'] =tuple(c)cb_s.current(0)cb_s.grid(columnspan=3, row=1,padx=2, pady=6)Button(root1,text = '18:00',command = fun_set1).grid(column=0, row=0,padx=2, pady=2)Button(root1,text = '21:00',command = fun_set2).grid(column=1, row=0,padx=2, pady=2)Button(root1,text = '22:00',command = fun_set3).grid(column=0, row=1,padx=2, pady=2)Button(root1,text = '23:00',command = fun_set4).grid(column=1, row=1,padx=2, pady=2)b1=Button(root2,text = '开始',command = funcs,height =2,width =6)b1.grid(column=0, row=0,padx=24, pady=2)b1=Button(root2,text = '取消',command = funcq,height =2,width =6)b1.grid(column=1, row=0,padx=24, pady=2)root.mainloop()