from Tkinter import *
import os
import sys
import listbox

def dirlister(self):
        userdir = self.entry.get()
        dirlist = os.listdir(userdir)
        self.test.insert(0.0, os.curdir)

def launch():
        ScrolledList(options).mainloop()

class Application(Frame):
    def __init__(self, master):
        Frame.__init__(self, master)
        self.grid()
        self.entry = Entry(self)
        self.entry.grid(row =1, column = 0, sticky = W)
        self.submit_bttn = Button(self, text = 'submit', command = self.txbox)
        self.submit_bttn.grid(row = 2, column = 0, sticky = N)
        self.open_bttn = Button(self, text = 'open', command = self.open_file)
        self.open_bttn.grid(row = 2, column = 0, sticky = E)
        self.launch_bttn = Button(self, text = 'launch', command=dirlister)
        self.launch_bttn.grid(row=2, column = 0, sticky = W)
        self.text = Text(self, width = 40, height = 10, wrap = WORD)
        self.text.grid(row = 3, column = 0, columnspan = 2, sticky = W)
        self.lstbx = Listbox(self)
        self.lstbx.grid(row = 4, column = 0)

        
        
    def txbox(self):
        contents = self.entry.get()
        self.text.delete(0.0, END)
        self.text.insert(0.0, contents)

    def open_file(self):
        contents = self.entry.get()
        file_contents = open(contents, mode='r').read()
        self.text.delete(0.0, END)
        self.text.insert(0.0, file_contents)
        self.lstbx.delete(1, END)
        self.lstbx.insert(1, file_contents)

     
root = Tk()
root.geometry('310x330')
app = Application(root)
root.mainloop()

rom Tkinter import * 

class ScrolledList(Frame):
    def __init__(self, options, parent=None):
        Frame.__init__(self, parent)
        self.pack(expand=YES, fill=BOTH)                  # make me expandable
        self.makeWidgets(options)
    def handleList(self, event):
        index = self.listbox.curselection()               # on list double-click
        label = self.listbox.get(index)                   # fetch selection text
        self.runCommand(label)                            # and call action here
    def makeWidgets(self, options):                       # or get(ACTIVE)
        sbar = Scrollbar(self)
        list = Listbox(self, relief=SUNKEN)
        sbar.config(command=list.yview)                   # xlink sbar and list
        list.config(yscrollcommand=sbar.set)              # move one moves other
        sbar.pack(side=RIGHT, fill=Y)                     # pack first=clip last
        list.pack(side=LEFT, expand=YES, fill=BOTH)       # list clipped first
        pos = 0
        for label in options:                             # add to list-box
            list.insert(pos, label)                       # or insert(END,label)
            pos = pos + 1
       #list.config(selectmode=SINGLE, setgrid=1)         # select,resize modes
        list.bind('<Double-1>', self.handleList)          # set event handler
        self.listbox = list
    def runCommand(self, selection):                      # redefine me lower
        print 'You selected:', selection

if __name__ == '__main__':
    options = map((lambda x: 'Lumberjack-' + str(x)), range(20))
    ScrolledList(options).mainloop()