Autohotkey 调用 Total Commander内部命令

#NoEnv
#NoTrayIcon
#SingleInstance force 

;~ Send {Alt Down}
;~ Sleep, 20
#IfWinActive ahk_class TTOTAL_CMD
#0::SendTCUserCommand("em_To7zip")
return
;~ WinWait, ahk_class AutoIt v3 GUI
;~ Send {Alt Up} 

SendTCUserCommand(Command) ; string
{
  If  Command <>
    {
      VarSetCapacity(CopyDataStruct, 3*A_PtrSize, 0)  ; Set up the structure‘s memory area.
      dwData := Asc("E") + 256 * Asc("M")
      NumPut(dwData, CopyDataStruct, 0)
      cbData := StrPutVar(Command, Command, "cp0")
      NumPut(cbData, CopyDataStruct, A_PtrSize)  ; OS requires that this be done.
      NumPut(&Command, CopyDataStruct, 2*A_PtrSize)  ; Set lpData to point to the string itself.
      SendMessage, 0x4a, 0, &CopyDataStruct,, ahk_class TTOTAL_CMD ; 0x4a is WM_COPYDATA. Must use Send not Post.
    }
} 

StrPutVar(string, ByRef var, encoding)
{
    ; Ensure capacity.
    VarSetCapacity( var, StrPut(string, encoding) * ((encoding="utf-16"||encoding="cp1200") ? 2 : 1) )
    ; Copy or convert the string.
    return StrPut(string, &var, encoding)
}

FROM：http://ahk8.com/thread-3677.html （这个不支持Unicode版的AHK)

http://forum.ru-board.com/topic.cgi?forum=5&topic=45288&start=1030&limit=1&m=1 （支持Unicode）