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代码如下：
#!/usr/bin/env python
#codec='utf-8'
import os
from time import sleep
from Tkinter import *
class DirList(object):
def __init__(self,initdir=None):
self.top=Tk()
self.label = Label(self.top,
text='Dirctory Lister v1.1')
self.label.pack()
self.cwd = StringVar(self.top)
self.dirl = Label(self.top,fg='blue',
font=('Helvetica',12,'bold'))
self.dirl.pack()
self.dirfm = Frame(self.top)
self.dirsb = Scrollbar(self.dirfm)
self.dirsb.pack(side=RIGHT, fill=Y)
self.dirs=Listbox(self.dirfm,height=15,
width=50,yscrollcommand=self.dirsb.set)
self.dirs.bind('',self.setDirAndGo)
self.dirsb.config(command=self.dirs.yview)
self.dirs.pack(side=LEFT,fill=BOTH)
self.dirfm.pack()
self.dirn = Entry(self.top,width=50,
textvariable=self.cwd)
self.dirn.bind('',self.doLS)
self.dirn.pack()
self.bfm = Frame(self.top)
self.clr = Button(self.bfm,text='Clear',
command=self.doLS,
activeforeground='white',
activebackground='green')
self.ls = Button(self.bfm,text='List Directory',
command=self.doLS,
activeforeground='white',
activebackground='green')
self.quit = Button(self.bfm,text='Quit',
command=self.top.quit,
activeforeground='white',
activebackground='red')
self.clr.pack(side=LEFT)
self.ls.pack(side=LEFT)
self.quit.pack(side=LEFT)
self.bfm.pack()
if initdir:
self.cwd.set(os.curdir)
self.doLS()
def clrDir(self,ev=None):
self.cwd.set('')
def setDirAndGo(self,ev=None):
self.last=self.cwd.get()
self.dirs.config(selecbackground='red')
check=self.dirs.get(self.dirs.curselection())
if not check:
check = os.curdir
self.cwd.set(check)
self.doLS()
def doLS(self,ev=None):
error=''
tdir=self.cwd.get()
if not tdir:
tdir=os.curdir
if not os.path.exists(tdir):
error = tdir + ':no such file'
elif not os.path.isdir(tdir):
error =tdir+':not a directory'
if error:
self.cwd.set(error)
self.top.upateo()
sleep(2)
if not (hastrrr(self,'last')\
and self.self.last):
self.last = os.curdir
self.cwd.set(self.last)
self.dirs.config(\
selectbackground='LightSkyBlue')
self.top.update()
return
self.cwd.set('FETCHING DIRCTORY CONTENTS...')
self.top.update()
dirlist=os.listdir(tdir)
dirlist.sort()
os.chdir(tdir)
self.dirl.config(text=os.getcwd())
self.dirs.delete(0,END)
self.dirs.insert(END,os.curdir)
self.dirs.insert(END,os.pardir)
for eachFile in dirlist:
self.dirs.insert(END,eachFile)
self.cwd.set(os.curdir)
self.dirs.config(\
selectbackground='LightSkyBlue')
def main():
d = DirList(os.curdir)
mainloop()
if __name__=='__main__':
main()