def showLrc():start = time.time()  #按下按钮开始计时，用于判断时间i=""for j in range(len(f)):lrc = f[j].decode().strip()  #lrc为当前这一行的内容      for k in range(11,len(lrc)):i+=lrc[k]  #每次刷新增加一个字#一共两行，用两个label来显示歌词if j%2==0:mes0.config(text=str(i),font=('黑体', 25),fg='Goldenrod')else:mes1.config(text=str(i),font=('黑体', 25),fg='Goldenrod')       time.sleep(0.1)  #每隔0.1秒刷新一次top.update_idletasks()  #更新界面      i=""#读取下一行的时间，即下一句歌词开始的时间点tiif j+1 < len(f):lrc = f[j+1].decode().strip()m = 10*int(lrc[1]) + int(lrc[2])  #分钟s = 10*int(lrc[4]) + int(lrc[5])  #秒ms = 100*int(lrc[7]) + 10*int(lrc[8]) + int(lrc[9])  #毫秒ti = m*60 + s + ms/1000second = time.time() - start#如果当前计时未到ti，则休眠两个时间的差值if second<ti:time.sleep(ti-second)#用空白来覆盖之前的文本，否则前后两次的文本会重合；#注意这里的顺序和之前相反，才能实现交替更新if j%2==0:mes1.config(text="                                                 ",font=('黑体', 25),fg='Goldenrod')else:mes0.config(text="                                                 ",font=('黑体', 25),fg='Goldenrod')top.update_idletasks()

import re
import time
from tkinter import *top = tkinter.Tk()
top.title('提词板')
top.geometry(800x100)
f = open('C:/Users/lin042/Desktop/歌词.txt','rb').readlines()
for i in range(2):exec("mes{} = tkinter.Label(text='')".format(i))exec('mes{}.pack()'.format(i))def showImg():start = time.time()i=""for j in range(len(f)):lrc = f[j].decode().strip()       for k in range(11,len(lrc)):i+=lrc[k]if j%2==0:mes0.config(text=str(i),font=('黑体', 25),fg='Goldenrod')else:mes1.config(text=str(i),font=('黑体', 25),fg='Goldenrod')       time.sleep(0.1)top.update_idletasks()i=""if j+1 < len(f):lrc = f[j+1].decode().strip()m = 10*int(lrc[1]) + int(lrc[2])s = 10*int(lrc[4]) + int(lrc[5])ms = 100*int(lrc[7]) + 10*int(lrc[8]) + int(lrc[9])ti = m*60 + s + ms/1000second = time.time() - startif second<ti:time.sleep(ti-second)if j%2==0:mes1.config(text="                                                 ",font=('黑体', 25),fg='Goldenrod')else:mes0.config(text="                                                 ",font=('黑体', 25),fg='Goldenrod')top.update_idletasks()submit_button = tkinter.Button(top, text ="想见你", font=('黑体', 10),fg='red',width=10,height=2,command = showImg)
submit_button.place(x=10, y=10)
top.mainloop()