AutoHotkey Community

#NoEnv
#SingleInstance Force
SetTitleMatchMode 2
#Persistent
SetBatchLines, -1
DetectHiddenWindows, On

appskey::
   switch := !switch
   if switch {
      sendGoogleTalkmessage()
   } else {
      postmessage, 0x112, 0xF060,,, ahk_class Google Talk - Google Xmpp Client GUI Window
   }
return

sendGoogleTalkmessage()
{
   idxTB := GetTrayBar()
   WinGet, pidTaskbar, PID, ahk_class Shell_TrayWnd
   hProc := DllCall("OpenProcess", "Uint", 0x38, "int", 0, "Uint", pidTaskbar)
   pRB := DllCall("VirtualAllocEx", "Uint", hProc, "Uint", 0, "Uint", 20, "Uint", 0x1000, "Uint", 0x4)
   VarSetCapacity(btn, 20)
   VarSetCapacity(nfo, 24)
   VarSetCapacity(sTooltip, 128)
   VarSetCapacity(wTooltip, 128 * 2)
   sendmessage, 0x418, 0, 0, ToolbarWindow32%idxTB%, ahk_class Shell_TrayWnd
   loop, %ErrorLevel%
   {
      sendmessage, 0x417, A_Index - 1, pRB, ToolbarWindow32%idxTB%, ahk_class Shell_TrayWnd
      DllCall("ReadProcessMemory", "Uint", hProc, "Uint", pRB, "Uint", &btn, "Uint", 20, "Uint", 0)
      iBitmap   := NumGet(btn, 0)
      idn   := NumGet(btn, 4)
      Statyle := NumGet(btn, 8)
      dwData   := NumGet(btn,12)
      iString   := NumGet(btn,16)
      DllCall("ReadProcessMemory", "Uint", hProc, "Uint", dwData, "Uint", &nfo, "Uint", 24, "Uint", 0)
      hWnd   := NumGet(nfo, 0)
      nMsg   := NumGet(nfo, 8)
      WinGet, sProcess, ProcessName, ahk_id %hWnd%
      if ("googletalk.exe" = sProcess) {
         postmessage, nMsg, uID, 0x0203, , ahk_id %hWnd%
      }
   }
   DllCall("VirtualFreeEx", "Uint", hProc, "Uint", pRB, "Uint", 0, "Uint", 0x8000)
   DllCall("CloseHandle", "Uint", hProc)
   return
}

GetTrayBar()
{
   WinGet, ControlList, ControlList, ahk_class Shell_TrayWnd
   RegExMatch(ControlList, "(?<=ToolbarWindow32)\d+(?!.*ToolbarWindow32)", nTB)
   loop, %nTB%
   {
      ControlGet, hWnd, hWnd,, ToolbarWindow32%A_Index%, ahk_class Shell_TrayWnd
      hParent := DllCall("GetParent", "Uint", hWnd)
      WinGetClass, sClass, ahk_id %hParent%
      if (sClass <> "SysPager")
         continue
      idxTB := A_Index
         break
   }
   return   idxTB
}