使用tkinker做python GUI编程的一个案例

import os
import re
import base64

from tkinter import *
from tkinter.filedialog import askopenfilename
from tkinter.messagebox import showinfo

from PIL import Image

frameT = Tk()
frameT.geometry('500x200+400+200')
frameT.title('选择需要输入处理的文件')
frame = Frame(frameT)
frame.pack(padx=10, pady=10)  # 设置外边距
frame_1 = Frame(frameT)
frame_1.pack(padx=10, pady=10)  # 设置外边距
frame1 = Frame(frameT)
frame1.pack(padx=10, pady=10)
v1 = StringVar()
v2 = StringVar()
ent = Entry(frame, width=50, textvariable=v1).pack(fill=X, side=LEFT)  # x方向填充,靠左
ent2 = Entry(frame_1, width=50, textvariable=v2).pack(fill=X, side=LEFT)  # x方向填充,靠左


def fileopen():
    file_sql = askopenfilename()
    if file_sql:
        v1.set(file_sql)


def fileopen_1():
    file_YuD = askopenfilename()
    if file_YuD:
        v2.set(file_YuD)


#图片转透明处理函数
def transparent_back(pict_path):
    # 循环遍历remobg文件夹中的所有图片
    for pict in os.listdir(pict_path):
        img_file = os.path.join(pict_path, pict)
        #print(img_file)
        # 执行去除背景色操作
        img = Image.open(img_file)
        img = img.convert('RGBA')
        #img.show()
        pixdata = img.load()
        for y in range(img.size[1]):
            for x in range(img.size[0]):
                if pixdata[x, y][0] > 225 and pixdata[x, y][1] > 225 and pixdata[x, y][2] > 225 and pixdata[x, y][3] > 225:
                    pixdata[x, y] = (255, 255, 255, 0)
        # 重命名
        name = img_file.split('.')
        #os.rename(os.path.join(pict_path, name[0] + ".png")
        img.save(name[0] + ".png")

        print("%s is done" % img_file)

# 保存结果到txt
def save_parse_result(content):
    pathfile = v2.get()
    print('****************************')
    #print(path)
    f = open(pathfile, 'a+', encoding='utf-8')
    f.write(content + '
')
    f.close()


#图片转base64
def pic_to_base64(pict_path):
    # 循环遍历remobg文件夹中的所有图片
    for pict in os.listdir(pict_path):
        back_file = os.path.join(pict_path, pict)
        with open(back_file, 'rb') as fp:  # 二进制方式打开图文件
            fpBase64 = base64.b64encode(fp.read())  # 读取文件内容，转换为base64编码
            content = '{}
, base64:{}'.format(back_file, fpBase64)
            print(content)
            save_parse_result(content)



def match():
    #调运行函数
    pict_path = v1.get()
    #print(pict_path)
    transparent_back(pict_path)
    pic_to_base64(pict_path)
    #print(v1.get(), v2.get())
    pass


btn = Button(frame, width=20, text='图片路径', font=("宋体", 14), command=fileopen).pack(fil=X, padx=10)
btn_1 = Button(frame_1, width=20, text='结果文件', font=("宋体", 14), command=fileopen_1).pack(fil=X, padx=10)
ext = Button(frame1, width=10, text='运行', font=("宋体", 14), command=match).pack(fill=X, side=LEFT)
etb = Button(frame1, width=10, text='退出', font=("宋体", 14), command=frameT.quit).pack(fill=Y, padx=10)
frameT.mainloop()