这是 GPS 阅读器和数据展示器的第一个工作版本。tkinter 是一个非常脆弱的东西,错误消息太少了。它不会把东西放上去,也不会说明为什么很多时候。来自优秀的 WYSIWYG 表单开发人员非常困难。无论如何,它每秒运行 10 次小程序,并在表单上显示信息。花了一段时间才实现。当我尝试将计时器值设为 0 时,表单从未出现过。我现在头疼!每秒 10 次或更多次对我来说已经足够了。我希望它可以帮助别人。迈克·莫罗
import tkinter as tk
import time
def GetDateTime():
# Get current date and time in ISO8601
# https://en.wikipedia.org/wiki/ISO_8601
# https://xkcd.com/1179/
return (time.strftime("%Y%m%d", time.gmtime()),
time.strftime("%H%M%S", time.gmtime()),
time.strftime("%Y%m%d", time.localtime()),
time.strftime("%H%M%S", time.localtime()))
class Application(tk.Frame):
def __init__(self, master):
fontsize = 12
textwidth = 9
tk.Frame.__init__(self, master)
self.pack()
tk.Label(self, font=('Helvetica', fontsize), bg = '#be004e', fg = 'white', width = textwidth,
text='Local Time').grid(row=0, column=0)
self.LocalDate = tk.StringVar()
self.LocalDate.set('waiting...')
tk.Label(self, font=('Helvetica', fontsize), bg = '#be004e', fg = 'white', width = textwidth,
textvariable=self.LocalDate).grid(row=0, column=1)
tk.Label(self, font=('Helvetica', fontsize), bg = '#be004e', fg = 'white', width = textwidth,
text='Local Date').grid(row=1, column=0)
self.LocalTime = tk.StringVar()
self.LocalTime.set('waiting...')
tk.Label(self, font=('Helvetica', fontsize), bg = '#be004e', fg = 'white', width = textwidth,
textvariable=self.LocalTime).grid(row=1, column=1)
tk.Label(self, font=('Helvetica', fontsize), bg = '#40CCC0', fg = 'white', width = textwidth,
text='GMT Time').grid(row=2, column=0)
self.nowGdate = tk.StringVar()
self.nowGdate.set('waiting...')
tk.Label(self, font=('Helvetica', fontsize), bg = '#40CCC0', fg = 'white', width = textwidth,
textvariable=self.nowGdate).grid(row=2, column=1)
tk.Label(self, font=('Helvetica', fontsize), bg = '#40CCC0', fg = 'white', width = textwidth,
text='GMT Date').grid(row=3, column=0)
self.nowGtime = tk.StringVar()
self.nowGtime.set('waiting...')
tk.Label(self, font=('Helvetica', fontsize), bg = '#40CCC0', fg = 'white', width = textwidth,
textvariable=self.nowGtime).grid(row=3, column=1)
tk.Button(self, text='Exit', width = 10, bg = '#FF8080', command=root.destroy).grid(row=4, columnspan=2)
self.gettime()
pass
def gettime(self):
gdt, gtm, ldt, ltm = GetDateTime()
gdt = gdt[0:4] + '/' + gdt[4:6] + '/' + gdt[6:8]
gtm = gtm[0:2] + ':' + gtm[2:4] + ':' + gtm[4:6] + ' Z'
ldt = ldt[0:4] + '/' + ldt[4:6] + '/' + ldt[6:8]
ltm = ltm[0:2] + ':' + ltm[2:4] + ':' + ltm[4:6]
self.nowGtime.set(gdt)
self.nowGdate.set(gtm)
self.LocalTime.set(ldt)
self.LocalDate.set(ltm)
self.after(100, self.gettime)
#print (ltm) # Prove it is running this and the external code, too.
pass
root = tk.Tk()
root.wm_title('Temp Converter')
app = Application(master=root)
w = 200 # width for the Tk root
h = 125 # height for the Tk root
# get display screen width and height
ws = root.winfo_screenwidth() # width of the screen
hs = root.winfo_screenheight() # height of the screen
# calculate x and y coordinates for positioning the Tk root window
#centered
#x = (ws/2) - (w/2)
#y = (hs/2) - (h/2)
#right bottom corner (misfires in Win10 putting it too low. OK in Ubuntu)
x = ws - w
y = hs - h - 35 # -35 fixes it, more or less, for Win10
#set the dimensions of the screen and where it is placed
root.geometry('%dx%d+%d+%d' % (w, h, x, y))
root.mainloop()