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main.py
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main.py
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from cryptography.fernet import Fernet, InvalidToken
from PIL import ImageTk
from PIL import Image as Img
from tkinter import *
class Main:
def __init__(self):
self.A = []
self.filepath = 'bd.txt'
self.texture = r'textures.png'
self.style = {'bg': '#202020', 'fg1': '#ffffff', 'fg2': '#6a8759'}
try:
self.key = open("key.key", "rb").read()
except FileNotFoundError:
with open(f'key.key', 'wb') as key_file:
key_file.write(Fernet.generate_key())
self.key = open(f'key.key', 'rb').read()
self.f = Fernet(self.key)
self.root = Tk()
self.root.title("Task Manager")
self.root.resizable(False, False)
self.root.configure(bg=self.style['bg'])
self.img_add = ImageTk.PhotoImage(Img.open(self.texture).crop((1, 1, 17, 17)))
self.img_del = ImageTk.PhotoImage(Img.open(self.texture).crop((18, 1, 34, 17)))
self.img_chng = ImageTk.PhotoImage(Img.open(self.texture).crop((35, 1, 51, 17)))
self.img_exit = ImageTk.PhotoImage(Img.open(self.texture).crop((52, 1, 68, 17)))
self.img_ent = ImageTk.PhotoImage(Img.open(self.texture).crop((69, 1, 85, 17)))
self.taskbar = Frame(bg=self.style['bg'])
self.taskbar.pack(side=LEFT, fill=Y)
Button(self.taskbar, text='Добавить', fg=self.style['fg1'], image=self.img_add, compound="left", relief=FLAT, bg=self.style['bg'], command=self.add).pack(expand=1, anchor=NW)
Button(self.taskbar, text='Изменить', fg=self.style['fg1'], image=self.img_chng, compound="left", relief=FLAT, bg=self.style['bg'], command=self.edit).pack(expand=1, anchor=NW)
Button(self.taskbar, text='Удалить', fg=self.style['fg1'], image=self.img_del, compound="left", relief=FLAT, bg=self.style['bg'], command=self.delete).pack(expand=1, anchor=NW)
Button(self.taskbar, text='Выход', fg=self.style['fg1'], image=self.img_exit, compound="left", relief=FLAT, bg=self.style['bg'], command=self.close).pack(expand=1, anchor=NW)
self.toolbar = Frame(bg=self.style['bg'])
self.toolbar.pack(side=TOP, fill=X)
self.top_frame = Frame(self.toolbar, bg=self.style['bg'])
self.top_frame.pack(side=TOP, fill=X)
self.status = Label(self.top_frame, fg=self.style['fg2'], width=63, height=1, bg=self.style['bg'])
self.status.pack(side=LEFT, fill=X)
self.variable = IntVar()
self.send_btn = Button(self.top_frame, image=self.img_ent, relief=FLAT, bg=self.style['bg'], command=lambda: self.variable.set(1))
self.send_btn.pack(side=RIGHT)
self.entry = Entry(self.top_frame, fg=self.style['fg1'], bg=self.style['bg'], relief=FLAT)
self.entry.pack(side=RIGHT)
self.bottom_frame = Frame(self.toolbar, bg=self.style['bg'])
self.bottom_frame.pack(side=TOP, fill=X)
self.listbox = Listbox(self.bottom_frame, fg=self.style['fg1'], bg=self.style['bg'], width=96, height=10)
self.listbox.pack(side=LEFT, fill=X, anchor='s')
self.scrollbar = Scrollbar(self.bottom_frame)
self.scrollbar.pack(side=RIGHT, fill=Y)
self.scrollbar.config(command=self.listbox.yview)
self.listbox.config(yscrollcommand=self.scrollbar.set)
self.load()
self.root.mainloop()
def every(self):
self.status.config(text='')
self.entry.delete(0, END)
self.root.update()
def add(self):
self.status['text'] = '[Добавление] Введите задачу: '
self.entry.delete(0, END)
self.root.wait_variable(self.variable)
if self.entry.get() == '':
self.status['text'] = 'Ошибка. Пустой ввод. Выхожу в главное меню:'
else:
self.listbox.insert(END, self.entry.get())
self.entry.delete(0, END)
self.every()
def edit(self):
self.status['text'] = '[Изменение] Выберите задачу, введите и нажмите клавишу.'
self.root.wait_variable(self.variable)
try:
i = self.listbox.curselection()[0]
self.listbox.delete(i)
self.listbox.insert(i, self.entry.get())
self.entry.delete(0, END)
self.every()
except IndexError:
self.status['text'] = 'Ошибка. Не выбрана задача. Выхожу в главное меню.'
def delete(self):
self.status['text'] = '[Удаление] Выберите задачу и нажмите клавишу.'
self.entry.delete(0, END)
self.root.wait_variable(self.variable)
try:
i = self.listbox.curselection()[0]
self.listbox.delete(i)
self.every()
except IndexError:
self.status['text'] = 'Ошибка. Не выбрана задача. Выхожу в главное меню.'
def load(self):
try:
with open(self.filepath, "rb") as file:
decrypted_data = self.f.decrypt(file.read())
with open(self.filepath, "wb") as file:
file.write(decrypted_data)
with open(self.filepath, 'r', encoding='UTF-8') as file:
self.listbox.delete(0, END)
for i in file:
i.strip()
self.A.append(i.replace('\n', '').replace('▓▓', '▓'))
self.A = sorted(self.A)
for i in self.A:
self.listbox.insert(END, i)
except (InvalidToken, TypeError):
self.save()
self.load()
with open(self.filepath, 'r', encoding='UTF-8') as file:
self.listbox.delete(0, END)
for i in file:
i.strip()
self.A.append(i.replace('\n', '').replace('▓▓', '▓'))
self.A = sorted(self.A)
for i in self.A:
self.listbox.insert(END, i)
except FileNotFoundError:
self.status['text'] = 'Ошибка. Не могу найти файл. Запуск.'
def save(self):
self.A = list(self.listbox.get(0, self.listbox.size()))
with open(self.filepath, 'w', encoding='UTF-8') as file:
for i in range(len(self.A)):
file.write(str(self.A[i]) + '\n')
with open(self.filepath, "rb") as file:
encrypted_data = self.f.encrypt(file.read())
with open(self.filepath, "wb") as file:
file.write(encrypted_data)
def close(self):
self.save()
self.every()
raise SystemExit
_ = Main()