python_learning/pytexteditor.py at master · T882200/python_learning · GitHub

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from tkinter import *
import tkinter.filedialog

class TextEditor:

    @staticmethod
    def quit_app(event=None):
        root.quit()

    def open_file(self, event=None):

        txt_file = tkinter.filedialog.askopenfilename(parent=root, initialdir="/",title = "Select file")
        if txt_file:
            self.text_area.delete(1.0, END)
            with open(txt_file) as _file:
                self.text_area.insert(1.0, _file.read())
                root.update_idletasks()

    def save_file(self, event=None):
        file = tkinter.fiedialog.asksaveasfile(mode='w')
        if file != None:
            data = self.text_area.get('1.0', END + '-1c')
            file.write(data)
            file.close()

    def __init__(self, root):
        self.text_to_write = ""

        root.title("Text Editor")

        root.geometry("600x550")

        frame = Frame(root, width=600, height=550)
        scrollbar = Scrollbar(frame)

        self.text_area = Text(frame, width=600, height=550,
                              yscrollcommand=scrollbar.set,
                              padx=10, pady=10)
        scrollbar.config(command=self.text_area.yview)
        scrollbar.pack(side="right", fill="y")

        self.text_area.pack(side="left", fill="both", expand=True)

        frame.pack()

        the_menu = Menu(root)

        file_menu = Menu(the_menu, tearoff=0)

        file_menu.add_command(label="Open", command=self.open_file)
        file_menu.add_command(label="Save", command=self.save_file)

        file_menu.add_separator()

        file_menu.add_command(label="Quit", command=self.quit_app)

        the_menu.add_cascade(label="File", menu=file_menu)

        root.config(menu=the_menu)

root =Tk()

text_editor = TextEditor(root)

root.mainloop()