/*          
    * * * * * * * * * * * * * * * * * * * * * * * * * * * *
            
    Disclaimer:

    This file is being given as an example for automating 
    Registry Related tasks through AutoHotkey Script.     

    You may run this file "ONLY" at your own risk. 

    * * * * * * * * * * * * * * * * * * * * * * * * * * * * 

File Name   : Toggle_Hidden_Files_View.ahk

Download    : http://file.autohotkey.net/goyyah/Tips-N-Tricks/Other/Toggle_Hidden_Files_View.ahk
SnapShot    : This Script does not use a GUI.
Posted in   : http://www.autohotkey.com/forum/viewtopic.php?p=53740#53740

Main Title  : Windows Explorer Automation  
Sub Title   : Toggle Hidden Files View

Description :  A Hotkey Utility that checks whether Current window is 
               "Windows Explorer" and Toggles between "Hide" & "Show"
               of Hidden Files.

Author      : A.N.Suresh Kumar aka "Goyyah"
Email       : arian.suresh@gmail.com

Created     : 2006-03-19
Modified    : 2006-03-23

Scripted in : AutoHotkey, www.autohotkey.com 

*/

#F2::GoSub,CheckActiveWindow

CheckActiveWindow:
  ID := WinExist("A")
  WinGetClass,Class, ahk_id %ID%
  WClasses := "CabinetWClass ExploreWClass"
  IfInString, WClasses, %Class%
    GoSub, Toggle_HiddenFiles_Display
Return

Toggle_HiddenFiles_Display:
  RootKey = HKEY_CURRENT_USER
  SubKey  = Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced

  RegRead, HiddenFiles_Status, % RootKey, % SubKey, Hidden

  if HiddenFiles_Status = 2
      RegWrite, REG_DWORD, % RootKey, % SubKey, Hidden, 1 
  else 
      RegWrite, REG_DWORD, % RootKey, % SubKey, Hidden, 2
  PostMessage, 0x111, 41504,,, ahk_id %ID%
Return