; https://autohotkey.com/board/topic/52685-winactivate-on-a-specific-ie-browser-tab/
; https://autohotkey.com/boards/viewtopic.php?f=6&t=30527

; not all of these work


IEGoOld(URL, TabName := "", show := True, timeout :=10,extrawait :=0,traytiptext := "") 
{ 
	/*
wb.FullScreen := True
wb.AddressBar := False
wb.ToolBar := False
wb.MenuBar := False
wb.StatusBar := False
wb.StatusText := ""
wb.Visible := true
wb.LocationURL
wb.Navigate(URL)
wb.Left
wb.Top
wb.Height
wb.Width
wb.HWND
wb.Busy
wb.Fullscreen := true
wb.GoBack
wb.GoForward
wb.GoHome
wb.GoSearch
wb.Navigate("URL")
wb.Quit
wb.Refresh
wb.Stop
*/
  AccOn := true
  if  traytiptext
    Traytip("","Connecting to " . traytiptext)
  verbose := true
    ;ComObjError(ShowComErrors)
    if verbose { ; clear
    oSciTE := ComObjActive("SciTE4AHK.Application")
    oSciTe.Message(0x111,420) ; Clear
  }
   if (ACCOn and Tabname)  {  ; Search for pre-existing ie tab
      For wb in ComObjCreate("Shell.Application").Windows  {
          if verbose and InStr(wb.FullName, "iexplore.exe"), out("Checking (" . A_Index . ") '" . TabName . "' in '" .  wb.LocationName . "' Tab = " . InStr(wb.LocationName,TabName))        
         If  Instr(wb.LocationName,TabName) and InStr(wb.FullName, "iexplore.exe") {
            window:=0, client:=-4 ; constants for ie 11, varies on other versions
            ControlGet hwnd, hwnd, , DirectUIHWND2, % "ahk_class IEFrame ahk_id " wb.hwnd ; get control hwnd
            if not hwnd
              ControlGet hwnd, hwnd, , DirectUIHWND3, % "ahk_class IEFrame ahk_id " wb.hwnd ; get control hwnd
            if verbose, out("`tHandle for " . TabName . " @ " . hwnd)
            client := Acc_ObjectFromWindow(hwnd, client) ;note - the client object should be the 4th child of the window
            page_tab_list := Acc_Children(client)[1]
            for each, child in Acc_Children(page_tab_list)  {
              if verbose, out("`t`tLooking @ '" . TabName . "' in '" . child.accName(0) . "' : " .  InStr(child.accName(0),TabName) )
              if InStr(child.accName(0),TabName) {
                if verbose, out("`t`t`tActivating " . child.accName(0))
                child.accDoDefaultAction(0) ; Selects correct tab
				Winactivate, % wb.LocationName
                return wb
              }
            }
         }
      }
   }
   ; No ie tab found, so create it
   wb := ComObjCreate("InternetExplorer.Application")
/*    if  not show {
    wb.top := 0
	wb.left := 0
	wb.width := 0
	wb.height := 0
  }
  */
  if  (show = "transparent") ; transparent needed to allow ACC interaction, made small for less eye catching
      WinSet, Transparent, 0, A
  else  if (show) {
    wb.Visible := true
    WinMaximize, A
  } else
      wb.Visible := false
   if verbose, out("Creating New '" . TabName . "'")
   if (URL and wb.LocationURL != URL) {
      wb.Navigate(URL)
      IEWaitReady(wb,timeout,extrawait)
   }
   return wb
}


IEGet(Name="") 
{

   IfEqual, Name,, WinGetTitle, Name, ahk_class IEFrame
      Name := ( Name="New Tab - Windows Internet Explorer" ) ? "about:Tabs" 
      : RegExReplace( Name, " - (Windows|Microsoft) Internet Explorer.*" )
   For Pwb in ComObjCreate( "Shell.Application" ).Windows
      If ( Pwb.LocationName = Name ) && InStr( Pwb.FullName, "iexplore.exe" )
         Return Pwb
}


IEGet2(name="") {
    for obj in ComObjCreate("Shell.Application").Windows
        If !obj.AddressBar && (obj.document.title==RegExReplace(name,".*\K\h-.*"))
            break
 
    return obj
}

TabWinID(tabName) {
   WinGet, winList, List, ahk_class IEFrame
   While, winList%A_Index% {
      n:=A_Index, ErrorLevel:=0
      While, !ErrorLevel {
         ControlGetText, tabText, TabWindowClass%A_Index%, % "ahk_id" winList%n%
         if InStr(tabText, tabName)
            return, winList%n%
      }
   }
}

TabActivate(hwnd, tabName) { 
   ControlGet, hTabUI , hWnd,, DirectUIHWND1, ahk_id %hwnd%
   Acc := Acc_ObjectFromWindow(hTabUI) ;// access "Tabs" control
   If (Acc.accChildCount > 1) ;// more than 1 tab
      tabs := Acc.accChild(3) ;// access just "IE document tabs"
   While (tabs.accChildCount >= A_Index) {
      tab := tabs.accChild(A_Index)
      If (tab.accName(0) = tabName)  ;// test vs. "tabName"
         return tab.accDoDefaultAction(0) ;// invoke tab
   }
}

IESelTab(tabName) {
   WinGet, winList, List, ahk_class IEFrame
   			WinActivate, ahk_class IEFrame
			Send, ^1
   While, winList%A_Index% {
      n:=A_Index, ErrorLevel:=0
      While, !ErrorLevel {
         ControlGetText, tabText, TabWindowClass%A_Index%, % "ahk_id" winList%n%
         if InStr(tabText, tabName) {
   			;WinActivate, ahk_class IEFrame
			;Send, ^%A_Index%
		
	return
		}
      }
   }
}

; AutoHotkey_L:

WBGet(WinTitle="ahk_class IEFrame", Svr#=1) { ; based on ComObjQuery docs
	static	msg := DllCall("RegisterWindowMessage", "str", "WM_HTML_GETOBJECT")
	,	IID := "{0002DF05-0000-0000-C000-000000000046}" ; IID_IWebBrowserApp
;	,	IID := "{332C4427-26CB-11D0-B483-00C04FD90119}" ; IID_IHTMLWindow2
	SendMessage msg, 0, 0, Internet Explorer_Server%Svr#%, %WinTitle%
	if (ErrorLevel != "FAIL") {
		lResult:=ErrorLevel, VarSetCapacity(GUID,16,0)
		if DllCall("ole32\CLSIDFromString", "wstr","{332C4425-26CB-11D0-B483-00C04FD90119}", "ptr",&GUID) >= 0 {
			DllCall("oleacc\ObjectFromLresult", "ptr",lResult, "ptr",&GUID, "ptr",0, "ptr*",pdoc)
			return ComObj(9,ComObjQuery(pdoc,IID,IID),1), ObjRelease(pdoc)
		}
	}
}



; AHK Basic:

WBGet(WinTitle="ahk_class IEFrame", Svr#=1) ; based on Sean's GetWebBrowser function
{
	static msg, IID := "{332C4427-26CB-11D0-B483-00C04FD90119}" ; IID_IWebBrowserApp
	if Not msg
		msg := DllCall("RegisterWindowMessage", "str", "WM_HTML_GETOBJECT")
	SendMessage msg, 0, 0, Internet Explorer_Server%Svr#%, %WinTitle%
	if (ErrorLevel != "FAIL") {
		lResult:=ErrorLevel, GUID:=COM_GUID4String(IID_IHTMLDocument2,"{332C4425-26CB-11D0-B483-00C04FD90119}")
		DllCall("oleacc\ObjectFromLresult", "Uint",lResult, "Uint",GUID, "int",0, "UintP",pdoc)
		return COM_QueryService(pdoc,IID,IID), COM_Release(pdoc)
	}
}


IELoad(Pwb)   
{
Loop
	Sleep, 50
Until	(pwb.readyState=4 && pwb.document.readyState="complete" && !pwb.busy)
}

IE_GetTabCount(hWnd)
{
loop {  
	ControlGet, pHwnd, Hwnd,, DirectUIHWND%A_Index%, ahk_id %Hwnd%
	phwnd?cHwnd:=pHwnd
	 }	until !phwnd
oAcc := Acc_Get("Object", "4.1", 0, "ahk_id " cHwnd)
for each, oChild in Acc_Children(oAcc)
{
	vTabText := oChild.accName(0)
	if (vTabText == "New tab (Ctrl+T)")
		vCount++
}
oAcc := oChild := ""
return vCount
}

;==================================================

IE_GetTabNames(hWnd, vSep="`n")
{
loop {  
	ControlGet, pHwnd, Hwnd,, DirectUIHWND%A_Index%, ahk_id %Hwnd%
	phwnd?cHwnd:=pHwnd
	 }	until !phwnd
oAcc := Acc_Get("Object", "4.1", 0, "ahk_id " cHwnd)
vOutput := ""
for each, oChild in Acc_Children(oAcc)
{
	vTabText := oChild.accName(0)
	if !(vTabText == "New tab (Ctrl+T)")
		vOutput .= vTabText vSep
}
;~ vOutput := SubStr(vOutput, 1, -StrLen(vSep)) ;trim right
oAcc := oChild := ""
return vOutput
}

;==================================================

IE_FocusTabByNum(hWnd, vNum)
{
loop {  
	ControlGet, pHwnd, Hwnd,, DirectUIHWND%A_Index%, ahk_id %Hwnd%
	phwnd?cHwnd:=pHwnd
	 }	until !phwnd
oAcc := Acc_Get("Object", "4.1", 0, "ahk_id " cHwnd)
if !Acc_Children(oAcc)[vNum]
	vNum := ""
else
	Acc_Children(oAcc)[vNum].accDoDefaultAction(0)
oAcc := ""
WinActivate, ahk_id %hWnd%
return vNum
}

;==================================================

IE_FocusTabByName(hWnd, vTitle, vNum=1)
{
loop {  
	ControlGet, pHwnd, Hwnd,, DirectUIHWND%A_Index%, ahk_id %Hwnd%
	phwnd?cHwnd:=pHwnd
	 }	until !phwnd
oAcc := Acc_Get("Object", "4.1", 0, "ahk_id " cHwnd)
vCount := 0, vRet := 0
for each, oChild in Acc_Children(oAcc)
{
	vTabText := oChild.accName(0)
	if (vTabText = vTitle)
		vCount++
	if (vCount = vNum)
	{
		oChild.accDoDefaultAction(0), vRet := A_Index
		break
	}
}
oAcc := oChild := ""
WinActivate, ahk_id %hWnd%
return vRet
}

;==================================================