Работа с графическим интерфейсом
26.05.2021, 17:40. Показов 810. Ответов 0
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| #!/usr/bin/env python3
# -*- config: utf-8 -*-
from tkinter import *
from tkinter import messagebox as mb
from tkinter import filedialog as fd
import moduly
def add_window() :
def add() :
surname = en1.get()
name = en2.get()
number = en3.get()
date = en4.get()
trains.add(surname, name, number, date)
add_w = Toplevel()
add_w.title('Добавить')
add_w.resizable(False, False)
add_w.geometry('400x200')
en1 = Entry(add_w)
en2 = Entry(add_w)
en3 = Entry(add_w)
en4 = Entry(add_w)
lb1 = Label(add_w, text = "Место отправления")
lb2 = Label(add_w, text = "Место назначения")
lb3 = Label(add_w, text = "Номер поезда")
lb4 = Label(add_w, text = "Номера посадочных площадок")
bt1 = Button(add_w, text = "Добавить", command = add)
lb1.grid(row = 0, column = 0)
lb2.grid(row = 1, column = 0)
lb3.grid(row = 2, column = 0)
lb4.grid(row = 3, column = 0)
en1.grid(row = 0, column = 1)
en2.grid(row = 1, column = 1)
en3.grid(row = 2, column = 1)
en4.grid(row = 3, column = 1)
bt1.grid(row = 4, column = 0, columnspan = 2)
def load_window() :
def load_f() :
trains.load(en5.get())
load_w.destroy()
load_w = Toplevel()
load_w.title('Сохранение')
load_w.resizable(False, False)
load_w.geometry('225x100')
lb5 = Label(load_w, text = "Введите название файла")
en5 = Entry(load_w)
bt3 = Button(load_w, text = "Загрузить", command = load_f)
lb5.pack(padx = 2, pady = 2)
en5.pack(padx = 2, pady = 2)
bt3.pack(padx = 2, pady = 2)
def save_window() :
def save_f() :
trains.save(en5.get())
save_w.destroy()
save_w = Toplevel()
save_w.title('Сохранение')
save_w.resizable(False, False)
save_w.geometry('225x100')
lb4 = Label(save_w, text = "Введите название файла")
en5 = Entry(save_w)
bt3 = Button(save_w, text = "Сохранить", command = save_f)
lb4.pack(padx = 2, pady = 2)
en5.pack(padx = 2, pady = 2)
bt3.pack(padx = 2, pady = 2)
def help_window() :
help_w = Toplevel()
help_w.title('Помощь')
help_w.resizable(False, False)
help_w ['bg'] = 'white'
img = PhotoImage(file = '1.png')
bt2 = Button(
help_w,
image = img,
bg = 'white',
borderwidth = 0,
activebackground = 'white',
command = lambda : help_w.destroy()
)
bt2.image = img
bt2.pack()
def select_window() :
def choice() :
try :
choice_en = int(en5.get())
res = trains.select(choice_en)
if res :
for idx, train in enumerate(res, 1) :
text.delete(0.0, END)
text.insert(0.0, '{:>4}: {}'.format(idx, train.surname))
else :
text.delete(0.0, END)
text.insert(0.0, 'Такой поездки нет в базе данных')
except(ValueError, TypeError) :
mb.showinfo("Выбор номера поезда",
"Введите номер поезда!")
sel_w = Toplevel()
sel_w.title('Выбрать')
sel_w.resizable(False, False)
sel_w.geometry('225x100')
lb5 = Label(sel_w, text = "Введите номер поезда")
en5 = Entry(sel_w)
bt3 = Button(sel_w, text = "Подтвердить", command = choice)
lb5.pack(padx = 2, pady = 2)
en5.pack(padx = 2, pady = 2)
bt3.pack(padx = 2, pady = 2)
def show() :
text.delete(0.0, END)
text.insert(0.0, trains)
if __name__ == '__main__' :
trains = moduly.trainss()
root = Tk()
root.geometry('900x700')
root.title('Главное окно')
root.resizable(False, False)
main_menu = Menu(root)
root.config(menu = main_menu)
file_menu = Menu(main_menu, tearoff = 0)
file_menu.add_command(label = "Открыть", command = load_window)
file_menu.add_command(label = "Добавить", command = add_window)
file_menu.add_command(label = "Сохранить", command = save_window)
main_menu.add_cascade(label = "Файл", menu = file_menu)
main_menu.add_command(label = "Показать", command = show)
main_menu.add_command(label = "Выбрать", command = select_window)
main_menu.add_command(label = "Помощь", command = help_window)
main_menu.add_command(label = "Выход", command = lambda : root.destroy())
text = Text(bg = 'white', width = 97, height = 100)
text.pack(side = LEFT)
scroll = Scrollbar(command = text.yview)
scroll.pack(side = LEFT, fill = Y)
text.config(yscrollcommand = scroll.set)
root.mainloop() |
|
module
| Python | 1
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| #!/usr/bin/env python3
# -*- config: utf-8 -*-
from dataclasses import dataclass, field
from typing import List
import xml.etree.ElementTree as ET
class IllegalDateError(Exception):
def __init__(self, date, message="Illegal date (ДД.ММ.ГГГГ)"):
self.date = date
self.message = message
super(IllegalDateError, self).__init__(message)
def __str__(self):
return f"{self.date} -> {self.message}"
class UnknownCommandError(Exception):
def __init__(self, command, message="Unknown command"):
self.command = command
self.message = message
super(UnknownCommandError, self).__init__(message)
def __str__(self):
return f"{self.command} -> {self.message}"
@dataclass(frozen=True)
class trains:
surname: str
name: str
number: str
date: str
@dataclass
class trainss:
trainss: List[trains] = field(default_factory=lambda: [])
def add(self, surname, name, number, date):
self.trainss.append(
trains(
surname=surname,
name=name,
number=number,
date=date
)
)
self.trainss.sort(key=lambda trains: trains.number)
def __str__(self):
table = []
line = '+-{}-+-{}-+-{}-+-{}-+-{}-+'.format(
'-' * 4,
'-' * 20,
'-' * 20,
'-' * 20,
'-' * 15
)
table.append(line)
table.append(
'| {:^4} | {:^20} | {:^20} | {:^20} | {:^15} |'.format(
"№",
"Место отправления",
"Место назначения",
"Номер поезда",
"Номера ПП"
)
)
table.append(line)
for idx, trains in enumerate(self.trainss, 1):
table.append(
'| {:>4} | {:<20} | {:<20} | {:<20} | {:>15} |'.format(
idx,
trains.surname,
trains.name,
trains.number,
trains.date
)
)
table.append(line)
return '\n'.join(table)
def select(self, surname):
result = []
for trains in self.trainss:
if trains.surname == surname:
result.append(trains)
return result
def load(self, filename):
with open(filename, 'r', encoding='utf8') as fin:
xml = fin.read()
parser = ET.XMLParser(encoding="utf8")
tree = ET.fromstring(xml, parser=parser)
self.trainss = []
for trains_element in tree:
surname, name, number, date = None, None, None, None
for element in trains_element:
if element.tag == 'surname':
surname = element.text
elif element.tag == 'name':
name = element.text
elif element.tag == 'number':
number = element.text
elif element.tag == 'date':
date = element.text
if surname is not None and name is not None \
and number is not None and date is not None:
self.trainss.append(
trains(
surname=surname,
name=name,
number=number,
date=date
)
)
def save(self, filename):
root = ET.Element('trainss')
for trains in self.trainss:
trains_element = ET.Element('trains')
surname_element = ET.SubElement(trains_element, 'surname')
surname_element.text = trains.surname
name_element = ET.SubElement(trains_element, 'name')
name_element.text = trains.name
number_element = ET.SubElement(trains_element, 'number')
number_element.text = int(trains.number)
date_element = ET.SubElement(trains_element, 'date')
date_element.text = trains.date
root.append(trains_element)
tree = ET.ElementTree(root)
with open(filename, 'wb') as fout:
tree.write(fout, encoding='utf8', xml_declaration=True) |
|
не работает открыть и сохранить,как решить проблему?
0
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