Python3 tkinter 課堂隨機點名打分

設計乙個學生課堂tkinter介面，包括隨機點名，回答問題加分減分，儲存修改內容並退出等功能。

示例操作如下：

包含三個檔案：

姓名#回答次數#課堂分數

後裔#0#50
妲己#0#50
蘭陵王#0#50
虞姬#0#50
白起#0#50
魯班#0#50
瑤#0#50
王昭君#0#50
凱爹#0#50
韓信#0#50
孫尚香#0#50
娜可露露#0#50

list = 

with open("file.txt","r+",encoding = "utf-8")as f:
count = len(f.readlines())
f.seek(0)
for i in range(count):
every = f.readline()
every = every.strip("\n")
for i in range(len(list)):
for j in range(len(list[i])):
length = len(list[i][j])
if length == 4:
pass
else:
list[i][j] += (4-length)*"__"

import tkinter as tk

import file
import random
import threading
from time import sleep
#新建主視窗
window = tk.tk()
window.title("憨憨學校點名系統")
window.minsize(800,600)
window.maxsize(800,600)
#建立listbox並為其新增內容
var1 = tk.strin**ar()
var1.set(file.list)
tk.listbox(window, listvariable=var1,font=("楷體",20),width = 30,height = 10).pack()
#設定可變標籤
str = "請點名"
var2 = tk.strin**ar()
var2.set(str)
l1 = tk.label(window, textvariable=var2, background="red", font=("楷體", 30), width=20, height=1)
l1.pack()
list3 = [0]
#建立標籤變換函式
def round1():
counter = 7
while counter:
num=random.randint(1,len(file.list)-1)
var2.set(file.list[num][0].strip("_"))
sleep(0.20)
counter -= 1
list3[0] = num
file.list[num][1] = "".format(int(file.list[num][1].strip("_"))+1)
length = len(file.list[num][1])
if length == 4:
pass
else:
file.list[num][1] += (4-length)*"__"
var1.set(file.list)
#建立回答正確函式
def round2():
index = list3[0]
file.list[index][2] = "".format(int(file.list[index][2].strip("_"))+1)
length = len(file.list[index][2])
if length == 4:
pass
else:
file.list[index][2] += (4-length)*"__"
var1.set(file.list)
#建立回答錯誤函式
def round3():
index = list3[0]
file.list[index][2] = "".format(int(file.list[index][2].strip("_"))-1)
length = len(file.list[index][2])
if length == 4:
pass
else:
file.list[index][2] += (4-length)*"__"
var1.set(file.list)
#建立儲存並退出函式
def round4():
with open("file.txt","w",encoding = "utf-8")as f:
for i in range(len(file.list)):
for j in range(len(file.list[i])):
file.list[i][j] = file.list[i][j].strip("_")
if j < 2:
file.list[i][j] += "#"
else:
file.list[i][j] += "\n"
f.writelines(file.list[i])
window.destroy()
# 建立執行緒的函式
def newtask1():
t = threading.thread(target=round1)
t.start()
# 建立執行緒的函式
def newtask2():
t = threading.thread(target=round2)
t.start()
# 建立執行緒的函式
def newtask3():
t = threading.thread(target=round3)
t.start()
#設定隨機點名按鈕
#在視窗介面設定放置button按鍵
b = tk.button(window, text="隨機點名", font=("楷體", 20), width=10, height=1, command=newtask1)
b.place(x=50, y=400, anchor="nw")
#設定回答正確按鈕
#在視窗介面設定放置button按鍵
b = tk.button(window, text="回答正確", font=("楷體", 20), width=10, height=1, command=newtask2)
b.place(x=320, y=400, anchor="nw")
#設定回答錯誤按鈕
#在視窗介面設定放置button按鍵
b = tk.button(window, text="回答錯誤", font=("楷體", 20), width=10, height=1, command=newtask3)
b.place(x=600, y=400, anchor="nw")
#設定儲存並退出按鈕
#在視窗介面設定放置button按鍵
b = tk.button(window, text="儲存並退出", font=("楷體", 20), width=10, height=1, command=round4)
b.place(x=320, y=500, anchor="nw")
#設定不可變標籤
str1 = "請老師根據學生回答情況選擇按鈕，回答正確加1分，回答錯誤減1分，初始分數50分"
#在圖形介面上設定標籤
l2 = tk.label(window, text=str1, font=("楷體", 15), width=77, height=1)
l3 = tk.label(window, text=str_, font=("楷體", 15), width=77, height=1)
print(str_)
l2.pack(side="bottom")
l3.pack(side="bottom")
window.mainloop()

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