Curso-lenguaje-python/python-ofensivo/09_bloc_notas/bloc_notas.py

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2024-01-24 18:45:08 +01:00
#!/usr/bin/env python3
"""
Editor de texto simple
"""
import tkinter as tk
from tkinter import filedialog, messagebox
class SimpleTextEditor:
def __init__(self, root):
self.root = root
self.text_area = tk.Text(self.root)
self.text_area.pack(expand=True, fill=tk.BOTH)
self.current_open_file = ""
def new_file(self):
self.text_area.delete("1.0", tk.END)
self.current_open_file = ""
def open_file(self):
filename = filedialog.askopenfilename(
title="Seleccione un archivo"
)
if filename:
self.text_area.delete("1.0", tk.END)
with open(filename, 'r') as file:
self.text_area.insert("1.0", file.read())
self.current_open_file = filename
def save_file(self):
if not self.current_open_file:
new_file_path = filedialog.asksaveasfilename(
title="Guardar archivo"
)
if new_file_path:
self.current_open_file = new_file_path
else:
return
with open(self.current_open_file, 'w') as file:
file.write(self.text_area.get("1.0", tk.END))
def quit_confirm(self):
if messagebox.askokcancel("Salir", "¿Está seguro que desea salir?"):
self.root.destroy()
root = tk.Tk()
root.geometry("900x700")
root.title("Editor de texto simple")
editor = SimpleTextEditor(root)
menu_bar = tk.Menu(root)
menu_options = tk.Menu(menu_bar, tearoff=0)
menu_options.add_command(label="Nuevo", command=editor.new_file)
menu_options.add_command(label="Abrir", command=editor.open_file)
menu_options.add_command(label="Guardar", command=editor.save_file)
menu_options.add_command(label="Salir", command=editor.quit_confirm)
root.config(menu=menu_bar)
menu_bar.add_cascade(label="Archivo", menu=menu_options)
root.mainloop()