一个简单的记事本程序

在网上看到的，经测试装有wxpython的，版本为2.7.3的python可用。

# !usr/bin/env python 2.7.3

# coding: utf-8

# filename: notepad.py

from Tkinter import *

from ScrolledText import *

import tkMessageBox

from tkFileDialog import *

import fileinput



t1=[]

root=None



def die():

 sys.exit(0)



def about():

 tkMessageBox.showinfo("Tkeditor","V1.0\n"

  "written in 2012\n"

  "writer:Test")

 

class editor:

 def __init__(self,rt):

  if rt==None:

   self.t=Tk()

  else:

   self.t=Toplevel(rt)

  self.t.title("Tkeditor %d"%len(t1))

  self.bar=Menu(rt)

  

  self.filem=Menu(self.bar)

  self.filem.add_command(label="打开",command=self.openfile)

  self.filem.add_command(label="新建",command=neweditor)

  self.filem.add_command(label="保存",command=self.savefile)

  self.filem.add_command(label="关闭",command=self.close)

  self.filem.add_separator()

  self.filem.add_command(label="退出",command=die)

  

  self.helpm=Menu(self.bar)

  self.helpm.add_command(label="关于",command=about)

  self.bar.add_cascade(label="文件",menu=self.filem)

  self.bar.add_cascade(label="帮助",menu=self.helpm)

  self.t.config(menu=self.bar)

  

  self.f=Frame(self.t,width=512)

  self.f.pack(expand=1,fill=BOTH)

  

  self.st=ScrolledText(self.f,background="white")

  self.st.pack(side=LEFT,fill=BOTH,expand=1)

 

 def close(self):

  self.t.destroy()

 

 def openfile(self):

  p1=END

  oname=askopenfilename(filetypes=[("Python file","*.*")])

  if oname:

   for line in fileinput.input(oname):

    self.st.insert(p1,line)

   self.t.title(oname)

 

 def savefile(self):

  sname=asksaveasfilename()

  if sname:

   ofp=open(sname,"w")

   ofp.write(self.st.get(1.0,END))

   ofp.flush()

   ofp.close()

   self.t.title(sname)

 

def neweditor():

 global root

 t1.append(editor(root))

 

if __name__=="__main__":

 root=None

 t1.append(editor(root))

 root=t1[0].t

root.mainloop()