python的base64和pillow库实现的编码解码程序源代码

#importing modules from tkinter import * import base64 from PIL import Image, ImageTk #initialize window root = Tk() root.geometry('500x400') root.resizable(0, 0) root.configure(bg="#FFE873") root.iconbitmap('shield.ico') #title of the window root.title("Message Encode and Decode") image1 = Image.open('shield.png') test = ImageTk.PhotoImage(image1) Label(image = test, bg='#FFE873').pack() #label Label(root, text ='ENCODE DECODE', font = 'arial 20 bold', bg="#FFE873").pack() Label(root, text ='@python', font = 'arial 20 bold', bg="#FFE873").pack(side =BOTTOM) #define variables Text = StringVar() private_key = StringVar() mode_en = StringVar(root, '1') Result = StringVar() #define function #function to encode def Encode(key, message): enc=[] for i in range(len(message)): key_c = key[i % len(key)] enc.append(chr((ord(message[i]) + ord(key_c)) % 256)) return base64.urlsafe_b64encode("".join(enc).encode()).decode() #function to decode def Decode(key, message): dec=[] message = base64.urlsafe_b64decode(message).decode() for i in range(len(message)): key_c = key[i % len(key)] dec.append(chr((256 + ord(message[i])- ord(key_c)) % 256)) return "".join(dec) #function to set mode def Mode(): if mode_en.get() =='1': Result.set(Encode(private_key.get(), Text.get())) elif mode_en.get() =='2': Result.set(Decode(private_key.get(), Text.get())) else: Result.set('Invalid Mode') #Function to exit window def Exit(): root.destroy() #Function to reset def Reset(): Text.set("") private_key.set("") mode_en.set("") Result.set("") # Label and Button #Message Label(root, font= 'arial 12 bold', text='MESSAGE', bg = '#FFE873').place(x= 60, y=180) Entry(root, font = 'arial 10', textvariable = Text, bg = '#D5C6FF').place(x=290, y = 180) #key Label(root, font = 'arial 12 bold', text ='KEY', bg = '#FFE873').place(x=60, y = 210) Entry(root, font = 'arial 10', textvariable = private_key, bg ='#D5C6FF').place(x=290, y = 210) values = { '1':'Encode', '2':'Decode' } #mode Label(root, font = 'arial 12 bold', text ='MODE', bg = '#FFE873').place(x=60, y = 240) for text, value in values.items(): if text=='1': Radiobutton(root, text=value, variable=mode_en, value=text, font = 'arial 10 bold', bg="#FFE873").place(x=290,y=240) Radiobutton(root,text=value,variable=mode_en, value=text, font = 'arial 10 bold', bg="#FFE873").place(x=360,y=240) #result Entry(root, font = 'arial 10 bold', textvariable = Result, bg ='#D5C6FF').place(x=290, y = 270) #result button Button(root, font = 'arial 10 bold', text = 'RESULT', bg ='white', fg='black', command = Mode).place(x=60, y = 270) #reset button Button(root, font = 'arial 10 bold', text ='RESET', width =6, command = Reset, bg = 'LimeGreen', padx=2).place(x=160, y = 310) #exit button Button(root, font = 'arial 10 bold', text= 'EXIT', width = 6, command = Exit, bg = 'OrangeRed', padx=2, pady=2).place(x=260, y = 310) root.mainloop()