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74 lines
3.5 KiB
Python
74 lines
3.5 KiB
Python
'''
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This is the main file of the Notebook Desktop application.
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'''
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from tkinter import Tk, Menu, Text, Scrollbar, messagebox, filedialog
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class NotebookApp:
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def __init__(self, root):
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self.root = root
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self.root.title("Notebook App")
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self.text_area = Text(self.root, undo=True)
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self.text_area.pack(fill='both', expand=True)
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self.scrollbar = Scrollbar(self.text_area)
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self.scrollbar.pack(side='right', fill='y')
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self.text_area.config(yscrollcommand=self.scrollbar.set)
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self.scrollbar.config(command=self.text_area.yview)
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self.create_menu()
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def create_menu(self):
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menu_bar = Menu(self.root)
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file_menu = Menu(menu_bar, tearoff=0)
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file_menu.add_command(label="Open", command=self.open_file)
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file_menu.add_command(label="Save", command=self.save_file)
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file_menu.add_separator()
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file_menu.add_command(label="Exit", command=self.exit_app)
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menu_bar.add_cascade(label="File", menu=file_menu)
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edit_menu = Menu(menu_bar, tearoff=0)
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edit_menu.add_command(label="Undo", command=self.text_area.edit_undo)
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edit_menu.add_command(label="Redo", command=self.text_area.edit_redo)
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edit_menu.add_separator()
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edit_menu.add_command(label="Cut", command=self.cut_text)
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edit_menu.add_command(label="Copy", command=self.copy_text)
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edit_menu.add_command(label="Paste", command=self.paste_text)
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menu_bar.add_cascade(label="Edit", menu=edit_menu)
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format_menu = Menu(menu_bar, tearoff=0)
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format_menu.add_command(label="Bold", command=self.bold_text)
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format_menu.add_command(label="Italic", command=self.italic_text)
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menu_bar.add_cascade(label="Format", menu=format_menu)
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self.root.config(menu=menu_bar)
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def open_file(self):
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file_path = filedialog.askopenfilename(filetypes=[("Text Files", "*.txt")])
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if file_path:
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with open(file_path, 'r') as file:
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self.text_area.delete('1.0', 'end')
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self.text_area.insert('1.0', file.read())
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def save_file(self):
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file_path = filedialog.asksaveasfilename(defaultextension=".txt", filetypes=[("Text Files", "*.txt")])
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if file_path:
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with open(file_path, 'w') as file:
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file.write(self.text_area.get('1.0', 'end-1c'))
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def exit_app(self):
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if messagebox.askokcancel("Exit", "Are you sure you want to exit?"):
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self.root.destroy()
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def cut_text(self):
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self.text_area.event_generate("<<Cut>>")
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def copy_text(self):
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self.text_area.event_generate("<<Copy>>")
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def paste_text(self):
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self.text_area.event_generate("<<Paste>>")
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def bold_text(self):
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current_tags = self.text_area.tag_names("sel.first")
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if "bold" in current_tags:
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self.text_area.tag_remove("bold", "sel.first", "sel.last")
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else:
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self.text_area.tag_add("bold", "sel.first", "sel.last")
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self.text_area.tag_configure("bold", font=("TkDefaultFont", 12, "bold"))
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def italic_text(self):
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current_tags = self.text_area.tag_names("sel.first")
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if "italic" in current_tags:
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self.text_area.tag_remove("italic", "sel.first", "sel.last")
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else:
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self.text_area.tag_add("italic", "sel.first", "sel.last")
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self.text_area.tag_configure("italic", font=("TkDefaultFont", 12, "italic"))
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if __name__ == "__main__":
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root = Tk()
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app = NotebookApp(root)
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root.mainloop() |