Example sharing of renaming gadgets developed with tkinter module in Python

This article mainly introduces the renaming gadget implemented by Python based on the tkinter module, and analyzes the related implementation techniques of the tkinter module to operate file suffix names in the form of examples. Friends in need can refer to the following

The examples of this article are described A renaming gadget implemented in Python based on the tkinter module. Share it with everyone for your reference, the details are as follows:

#!/usr/bin/env python
#coding=utf-8
# 
# 版权所有 2014 yao_yu
# 本代码以MIT许可协议发布
# 文件名批量加.xls后缀
# 2014-04-21 创建
# 
import os
import tkinter as tk
from tkinter  import ttk
version = '2014-04-21'
app_title = '文件名批量加后缀 Ver:' + version
listdir = os.listdir
isdir = os.path.isdir
isfile = os.path.isfile
path_join = os.path.join
#---------------------------- Object Visit  ----------------------------#
def visit_directory_files(root, visitor):
  for i in listdir(root):
    i = path_join(root, i)
    if isdir(i):
      if visit_directory_files(i, visitor):
        return True
    elif isfile(i):
      if visitor(i):
        return True
#----------------------------  Visitor  ----------------------------#
class ListVisitor(object):
  def __init__(self, *visitors, terminate = True):
    if (visitors 
         and isinstance(visitors, (list, tuple)) 
         and isinstance(visitors[0], (list, tuple))):
      visitors = visitors[0]
    self._visitors = list(visitors)
    self._terminate = terminate
  def __call__(self, *args, **kwdargs):
    for visitor in self._visitors:
      if visitor(*args, **kwdargs):
        return self._terminate
  def append(self, visitor):
    assert(visitor)
    self._visitors.append(visitor)
def get_screen_size(window):
  return window.winfo_screenwidth(),window.winfo_screenheight()
def get_window_size(window):
  return window.winfo_reqwidth(),window.winfo_reqheight()
def center_window(root, width, height):
  screenwidth = root.winfo_screenwidth()
  screenheight = root.winfo_screenheight()
  size = '%dx%d+%d+%d' % (width, height, (screenwidth - width)/2, (screenheight - height)/2)
  root.geometry(size)
class Application(object):
  def __init__(self, master):
    self.master = ttk.Frame(master)
    self.master.pack(side = tk.TOP, expand = tk.YES, fill = tk.BOTH)
    self.create_widgets()
  def create_widgets(self):
    master = self.master
    master.columnconfigure(1, weight=1)
    master.rowconfigure(2, weight=1)
    self.targetdir = tk.StringVar()
    self.targetdir.set('/Volumes/Data/Document/Test')
    padx = 5
    pady = 10
    ttk.Label(master, text="操作目录").grid(row = 0, column = 0, stick = tk.E, padx = padx, pady = pady)
    ttk.Entry(master, textvariable = self.targetdir).grid(row = 0, column = 1, stick = tk.EW, padx = padx)
    commands = ttk.Frame(master)
    commands.grid(row = 1, column = 0, columnspan = 2)
    ttk.Button(commands, text="开始", command = self.onStart).pack(side = tk.LEFT)
    ttk.Button(commands, text="退出", command = master.quit).pack(side = tk.LEFT)
    self.status = tk.StringVar()
    self.status.set('就绪')
    master.rowconfigure(3, minsize = 160)
    ttk.Label(master, textvariable = self.status, wraplength=600).grid(row = 3, column = 0, columnspan = 2, padx = padx, stick = tk.NSEW)
    self.progress = ttk.Progressbar(master, maximum=100, orient=tk.HORIZONTAL, mode='determinate')
    self.progress.grid(row = 4, column = 0, columnspan = 2, padx = padx, stick = tk.NSEW)
  def onStart(self):
    targetdir = self.targetdir.get().strip()
    basename = os.path.basename(targetdir)
    if os.path.isdir(targetdir):
      listvisitor = ListVisitor(ProgressVisitor(self.progress),
                    self.StatusVisitor(),
                    FileLogVisitor(basename),
                    #FileRenameVisitor(basename),
                    )
      visit_directory_files(targetdir, listvisitor)
    else:
      self.status.set('目标目录不存在')
  def StatusVisitor(self):
    print_status = self.status.set
    def __call__(file):
      __call__.n += 1
      print_status('%s,%s' % (__call__.n, file))
    __call__.n = 0
    return __call__
splitext = os.path.splitext
file_rename = os.rename
knownexts = dict.fromkeys(['.jpg', '.log', '.pdf', '.tif', '.xls', '.zip', '.rar'])
class FileRenameVisitor(object):
  def __init__(self, file):
    self.__fp = open('%s_%s_rename.txt' % (os.path.splitext(__file__)[0], file), 'w')
  def __call__(self, file):
    ext = splitext(file)[1].lower()
    if ext not in knownexts:
      file_rename(file, file + '.xls')
      self.__fp.write('%s\n' % file)
  def __del__(self):
    self.__fp.close()
class FileLogVisitor(object):
  def __init__(self, file):
    self.__fp = open('%s_%s_all.txt' % (os.path.splitext(__file__)[0], file), 'w')
  def __call__(self, file):
    self.__fp.write('%s\n' % file)
  def __del__(self):
    self.__fp.close()
class ProgressVisitor(object):
  COUNT = 202
  def __init__(self, progress, count=COUNT):
    self.progress = progress
    if count and isinstance(count, int) and count > 0:
      self.count = count
    else:
      self.count = self.COUNT
    self.n = 1
  def __call__(self, *args, **kwdargs):
    self.n += 1
    if self.n == self.count:
      self.progress.step()
      self.progress.update()
      self.n = 1
  def __del__(self):
    self.progress['value'] = 0
if __name__ == '__main__':
  root = tk.Tk()
  root.title(app_title)
  app = Application(root)
  center_window(root, 600, 240)
  tk.mainloop()

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