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from tkinter import *

from tkinter import messagebox

import qrcode

from PIL import Image

import os

def make_qr(str,save_path):

qr=qrcode.QRCode(

version=4, #生成二维码尺寸的大小 1-40 1:21*21（21+(n-1)*4）

error_correction=qrcode.constants.ERROR_CORRECT_M, #L:7% M:15% Q:25% H:30%

box_size=10, #每个格子的像素大小

border=2, #边框的格子宽度大小

)

qr.add_data(str)

qr.make(fit=True)

img=qr.make_image()

img.save(save_path+"/save.jpg")

def generator_QRC(t1):

path = t1.get(1.0,END)

path = "./"+path.split('\n')[0]+".txt"

try:

with open(path,'r',encoding="utf-8") as f:

str = f.read()

make_qr(str,os.getcwd())

except:

#弹窗警告用户

t_message = messagebox.showinfo(title="warning",message="your input dosn't make sense ^_^~")

def read_text():

print(os.getcwd())

root=Tk()

root.title('工具3')

label1=Label(root,text='输入提示：文件名不带后缀，文件存放在本程序相同的根目录下,生成的jpg文件也将存放在根目录')

label1.grid(row=0,column=0)

text1=Text(root,height=10,width=40)

text1.grid(row=1,column=0)

btn=Button(root,text='生成QRCode',command=(lambda:generator_QRC(text1)))

btn.grid(row=2,column=0)

root.mainloop()