Sample Python/tkinter app with navigation

main.py

import tkinter as tk

class SampleApp:
    def __init__(self, root):
        self.root = root
        self.root.title("Tkinter Navigation Example")

        # Set the initial size of the window
        self.root.geometry("400x300")

        # Create a menu bar
        self.menu_bar = tk.Menu(root)
        root.config(menu=self.menu_bar)

        # Create a menu "File" with options "Home" and "About"
        self.file_menu = tk.Menu(self.menu_bar, tearoff=0)
        self.menu_bar.add_cascade(label="File", menu=self.file_menu)
        self.file_menu.add_command(label="Home", command=self.show_home)
        self.file_menu.add_command(label="About", command=self.show_about)
        self.file_menu.add_separator()
        self.file_menu.add_command(label="Exit", command=root.destroy)

        # Initialize the Home page
        self.home_page()

    def show_home(self):
        # Destroy the current page and show the Home page
        self.destroy_current_page()
        self.home_page()

    def show_about(self):
        # Destroy the current page and show the About page
        self.destroy_current_page()
        self.about_page()

    def destroy_current_page(self):
        # Destroy all widgets in the current page
        for widget in self.root.winfo_children():
            widget.destroy()

    def home_page(self):
        # Create widgets for the Home page
        label = tk.Label(self.root, text="Welcome to the Home Page!", font=("Helvetica", 16))
        label.pack(pady=20)

        # Add more widgets as needed for the Home page

    def about_page(self):
        # Create widgets for the About page
        label = tk.Label(self.root, text="This is the About Page!", font=("Helvetica", 16))
        label.pack(pady=20)

        # Add more widgets as needed for the About page

# Create the main Tkinter window
root = tk.Tk()

# Create an instance of the SampleApp class
app = SampleApp(root)

# Run the Tkinter event loop
root.mainloop()