Autoit – Making Jabber Chat client take Focus when Toolbar is flashing

#include <GuiConstants.au3>
#include <Misc.au3>
#include <GuiconstantsEx.au3>
#include <WindowsConstants.au3>
#include <ListBoxConstants.au3>
#include <SendMessage.au3>

#NoTrayIcon
Opt("GUICloseOnESC", 0)
Opt("GUIOnEventMode", 1)
Opt("WinWaitDelay", 0)

;Global Const $WM_SYSCOMMAND = 0x0112
;Global Const $LBS_NOINTEGRALHEIGHT = 0x1000
Global Const $SC_MOVE = 0xF010
Global Const $SC_SIZE = 0xF000
Global Const $SC_CLOSE = 0xF060

;ShellHook notification codes:
Global Const $HSHELL_WINDOWCREATED = 1;
Global Const $HSHELL_WINDOWDESTROYED = 2;
Global Const $HSHELL_ACTIVATESHELLWINDOW = 3;
Global Const $HSHELL_WINDOWACTIVATED = 4;
Global Const $HSHELL_GETMINRECT = 5;
Global Const $HSHELL_REDRAW = 6;
Global Const $HSHELL_TASKMAN = 7;
Global Const $HSHELL_LANGUAGE = 8;
Global Const $HSHELL_SYSMENU = 9;
Global Const $HSHELL_ENDTASK = 10;
Global Const $HSHELL_ACCESSIBILITYSTATE = 11;
Global Const $HSHELL_APPCOMMAND = 12;
Global Const $HSHELL_WINDOWREPLACED = 13;
Global Const $HSHELL_WINDOWREPLACING = 14;
Global Const $HSHELL_RUDEAPPACTIVATED = 32772;
Global Const $HSHELL_FLASH = 32774;

Global $bHook = 1
;GUI stuff:

Global $iGuiW = 50, $iGuiH = 50, $sTitle = "Jabber Monitor by Nicholas Hall", $aBtnText[2] = ["START", "STOP"]
$hGui = GUICreate($sTitle, $iGuiW, $iGuiH, -1, 0, $WS_POPUP+$WS_BORDER, $WS_EX_TOPMOST)
GUISetOnEvent($GUI_EVENT_CLOSE, "SysEvents")
GUISetOnEvent($GUI_EVENT_PRIMARYDOWN, "SysEvents")
GUIRegisterMsg($WM_SYSCOMMAND, "On_WM_SYSCOMMAND")
$cBtnMini = GUICtrlCreateButton("v", $iGuiW-$iGuiH, 0, $iGuiH/2, $iGuiH/2)
GUICtrlSetOnEvent(-1, "CtrlEvents")
GUICtrlSetTip(-1, "Minimize")
$cBtnClose = GUICtrlCreateButton("X", $iGuiW-$iGuiH/2, 0, $iGuiH/2, $iGuiH/2)
GUICtrlSetOnEvent(-1, "CtrlEvents")
GUICtrlSetTip(-1, "Exit")
$cBtnHook = GUICtrlCreateButton("", $iGuiW-$iGuiH, $iGuiH/2, $iGuiH, $iGuiH/2)
GUICtrlSetData(-1, $aBtnText[$bHook])
GUICtrlSetTip(-1, "Hook/Unhook Jabber")
GUICtrlSetOnEvent(-1, "CtrlEvents")
;$cList = GUICtrlCreateList("", 0, 0, $iGuiW-$iGuiH-1, $iGuiH, $LBS_NOINTEGRALHEIGHT+$WS_VSCROLL)
GUICtrlSetOnEvent(-1, "CtrlEvents")

;Hook stuff:
GUIRegisterMsg(RegisterWindowMessage("SHELLHOOK"), "HShellWndProc")
ShellHookWindow($hGui, $bHook)


GUISetState()

While 1
    Sleep(1000)
WEnd

Func SysEvents()
    Switch @GUI_CtrlId
        Case $GUI_EVENT_CLOSE
            Exit
        Case $GUI_EVENT_PRIMARYDOWN
            ;CTRL + Left click to drag GUI
            If _IsPressed("11") Then
                DllCall("user32.dll", "int", "ReleaseCapture")
                DllCall("user32.dll", "int", "SendMessage", "hWnd", $hGui, "int", 0xA1, "int", 2, "int", 0)
            EndIf
    EndSwitch
EndFunc
Func CtrlEvents()
    Switch @GUI_CtrlId
        Case $cBtnMini
            GUISetState(@SW_MINIMIZE)
        Case $cBtnClose
            _SendMessage($hGui, $WM_SYSCOMMAND, $SC_CLOSE, 0)
        Case $cBtnHook
            $bHook = BitXOR($bHook, 1)
            ShellHookWindow($hGui, $bHook)
            GUICtrlSetData($cBtnHook, $aBtnText[$bHook])
    EndSwitch   
EndFunc
Func HShellWndProc($hWnd, $Msg, $wParam, $lParam)
    Switch $wParam
        Case $HSHELL_FLASH
            MsgPrint("Window flash: " & $lParam & " (" & WinGetTitle($lParam) & ")")
            MsgPrint(ProcessGetName(WinGetProcess($lParam)))
            if ProcessGetName(WinGetProcess($lParam)) = "CiscoJabber.exe" Then
               WinActivate($lParam)
            endif
            ;if WinGetTitle($lParam) = "Conversations" Then
            ;EndIf
        Case Else
            ;MsgPrint("Unknown ShellHook message: " & $wParam & " , " & $lParam)
    EndSwitch
 EndFunc
 Func ProcessGetName($PId)
    If IsNumber($PId) = 0 Then
        SetError(2)
    ElseIf $PId > 9999 Then
        SetError(1)
    Else
        Local $PList = ProcessList()
        Local $i = 1
        Local $ProcessName = ""

        While $i <= $PList[0][0] And $ProcessName = ""
            If $PList[$i][1] = $PId Then
                $ProcessName = $PList[$i][0]
            Else
                $i = $i + 1
            EndIf
        WEnd
        Return $ProcessName
    EndIf
EndFunc ;==>ProcessGetName
;register/unregister ShellHook
Func ShellHookWindow($hWnd, $bFlag)
    Local $sFunc = 'DeregisterShellHookWindow'
    If $bFlag Then $sFunc = 'RegisterShellHookWindow'
    Local $aRet = DllCall('user32.dll', 'int', $sFunc, 'hwnd', $hWnd)
    MsgPrint($sFunc & ' = ' & $aRet[0])
    Return $aRet[0]
EndFunc
Func MsgPrint($sText)
    ConsoleWrite($sText & @CRLF)
    ;GUICtrlSendMsg($cList, $LB_SETCURSEL, GUICtrlSendMsg($cList, $LB_ADDSTRING, 0, $sText), 0)
EndFunc
;register window message
Func RegisterWindowMessage($sText)
    Local $aRet = DllCall('user32.dll', 'int', 'RegisterWindowMessage', 'str', $sText)
    Return $aRet[0]
EndFunc
Func On_WM_SYSCOMMAND($hWnd, $Msg, $wParam, $lParam)
    Switch BitAND($wParam, 0xFFF0)
        Case $SC_MOVE, $SC_SIZE
        Case $SC_CLOSE
            ShellHookWindow($hGui, 0)
            Return $GUI_RUNDEFMSG
            ;Exit
    EndSwitch
EndFunc