关于用户界面：数学游戏Tkinter中的Python计时器

Python timer in math game Tkinter

我想为我的简单数学游戏添加一个计时器。到目前为止，一切都很好，用户在按下按钮时会收到问题，并得到答案的反馈。我想为用户添加一个计时器，以查看回答乘法需要多少时间。这是我的数学游戏原型的最后一部分。我希望计时器在用户单击"nyt tal"时启动，这在瑞典语中表示新的数字，在用户单击"svar"时停止，这在瑞典语中表示应答。这是我的密码。

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from Tkinter import *
import tkMessageBox
import random
import time
import sys

# Definition for the question asked to user
def fraga1():
global num3
num3 = random.randint(1, 10)
global num4
num4 = random.randint(1, 10)
global svar1
svar1 = num3 * num4
label1.config(text='Vad blir ' + str(num3) + '*' + str(num4) + '?')
entry1.focus_set()

#The answer giving feedback based on answer
def svar1():
mainAnswer = entry1.get()
if len(mainAnswer) == 0:
tkMessageBox.showwarning(message='Skriv in n?gra nummer!')
return
if int(mainAnswer) != svar1:
tkMessageBox.showwarning(message='Tyv?rr det r?tta svaret: ' + str(svar1))
else:
tkMessageBox.showinfo(message='R?TT!! :)')

#The quit button definition
def quit():
global root
root.destroy()

#Definition for the timer this part doesnt work
def start():
global count_flag
fraga1()
count_flag = True
count = 0.0
while True:
if count_flag == False:
break
label['text'] = str(count)
time.sleep(0.1)
root.update()
count += 0.1

#Window code
root = Tk()
root.title("multiplikations tidtagning")
root.geometry('800x500')

count_flag = True

# Welcome message in labels
label2 = Label(root, text="Hej!
Nu ska vi l?sa lite matteproblem!")
label2.config(font=('times', 18, 'bold'), fg='black', bg='white')
label2.grid(row=0, column=0)

#Instructions how to play in labels

label3 = Label(root, text="Instruktioner!
F?r att starta ett spel tryck p? nyttspel")
label3.config(font=('times', 12, 'bold'), fg='black', bg='white')
label3.grid(row=2, column=2)

#other label
label1 = Label(root)
label1.grid(row=2, column=0)

# entry widget for the start button
entry1 = Entry(root)
entry1.grid(row=3, column=0)

# restart gives a new question
entry1.bind('', func=lambda e:checkAnswer())

#Buttons

fragaBtn = Button(root, text='Nytt tal', command=fraga1)
fragaBtn.grid(row=4, column=0)

svarButton = Button(root, text='Svar', command=svar1)
svarButton.grid(row=4, column=1)

quit_bttn = Button(root, text ="Avsluta", command=quit)
quit_bttn.grid(row=5, column=0)

root.mainloop()

相关讨论

我想你需要的是这个。

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from Tkinter import *
import time

class StopWatch(Frame):
""" Implements a stop watch frame widget."""
def __init__(self, parent=None, **kw):
Frame.__init__(self, parent, kw)
self._start = 0.0
self._elapsedtime = 0.0
self._running = 0
self.timestr = StringVar()
self.makeWidgets()

def makeWidgets(self):
""" Make the time label."""
l = Label(self, textvariable=self.timestr)
self._setTime(self._elapsedtime)
l.pack(fill=X, expand=NO, pady=2, padx=2)

def _update(self):
""" Update the label with elapsed time."""
self._elapsedtime = time.time() - self._start
self._setTime(self._elapsedtime)
self._timer = self.after(50, self._update)

def _setTime(self, elap):
""" Set the time string to Minutes:Seconds:Hundreths"""
minutes = int(elap/60)
seconds = int(elap - minutes*60.0)
hseconds = int((elap - minutes*60.0 - seconds)*100)
self.timestr.set('%02d:%02d:%02d' % (minutes, seconds, hseconds))

def Start(self):
""" Start the stopwatch, ignore if running."""
if not self._running:
self._start = time.time() - self._elapsedtime
self._update()
self._running = 1

def Stop(self):
""" Stop the stopwatch, ignore if stopped."""
if self._running:
self.after_cancel(self._timer)
self._elapsedtime = time.time() - self._start
self._setTime(self._elapsedtime)
self._running = 0

def Reset(self):
""" Reset the stopwatch."""
self._start = time.time()
self._elapsedtime = 0.0
self._setTime(self._elapsedtime)

def main():
root = Tk()
sw = StopWatch(root)
sw.pack(side=TOP)

Button(root, text='Start', command=sw.Start).pack(side=LEFT)
Button(root, text='Stop', command=sw.Stop).pack(side=LEFT)
Button(root, text='Reset', command=sw.Reset).pack(side=LEFT)
Button(root, text='Quit', command=root.quit).pack(side=LEFT)

root.mainloop()

if __name__ == '__main__':
main()

P.S：把它应用到代码中，我刚刚在Tkinter中实现了基本计时器。