text_window.py

from Tkinter import *
import tkFont
from tkSimpleDialog import askstring
from tkFileDialog   import asksaveasfilename

class ScrolledText(Frame):
    def __init__(self, parent=None, text='', file=None):
        Frame.__init__(self, parent)
        self.pack(expand=YES, fill=BOTH)
        self.makewidgets()
        self.settext(text, file)

    def makewidgets(self):
        sbar = Scrollbar(self)
       	font = tkFont.Font(size=14)
        text = Text(self, relief=SUNKEN, font = font, takefocus = True, wrap = WORD, height = 6)
        sbar.config(command=text.yview)
        text.config(yscrollcommand=sbar.set)
        sbar.pack(side=RIGHT, fill=Y)
        text.pack(side=LEFT, expand=YES, fill=BOTH)
        self.text = text
    def settext(self, text='', file=None):
        if file:
            text = open(file, 'r').read()
        self.text.delete('1.0', END)
        self.text.insert('1.0', text)
        self.text.mark_set(INSERT, '1.0')
        self.text.focus()
    def gettext(self):
        return self.text.get('1.0', END+'-1c')