;On a 1 second poll
; If Chrome window is active
;  Get mouse position
;  Get Chrome header area bounds
;  If mouse position is in the Chrome header area bounds and bookmarks are expanded or mouse position is not in the Chrome header area bounds and bookmarks aren't expanded
;   Send Chrome bookmark toggle combo
;  End If
; End If
;Loop

#include <MsgBoxConstants.au3>
#include "AssocArrays.au3"

Global $avTopBarHeight
AssocArrayCreate($avTopBarHeight, 5)
While 1
	$hWnd = WinActive("[CLASS:Chrome_WidgetWin_1]")
	$aControlPos = ControlGetPos($hWnd, "", "Chrome_RenderWidgetHostHWND1")
	If $hWnd And Not @error Then
		Local $aMousePos = MouseGetPos()

		Local $aBoundPos[4]
		$aBoundPos[0] = WinGetPos($hWnd)[1]
		$aBoundPos[1] = $aBoundPos[0] + (WinGetPos($hWnd)[3] - ControlGetPos($hWnd, "", "Chrome_RenderWidgetHostHWND1")[3])
		$aBoundPos[2] = WinGetPos($hWnd)[0]
		$aBoundPos[3] = $aBoundPos[2] + WinGetPos($hWnd)[2]

		If (Not AssocArrayExists($avTopBarHeight, "" & $hWnd & "." & BitAND(WinGetState($hWnd), 32))) Then
			AssocArrayAssign($avTopBarHeight, "" & $hWnd & "." & BitAND(WinGetState($hWnd), 32), $aBoundPos[1] - $aBoundPos[0]) ;Assumes bookmarks are currently not expanded
		EndIf

		If (IsInside($aMousePos, $aBoundPos) And Not IsOpen($aBoundPos, $hWnd)) Then
			Sleep(100)
			Send("^+b")
			Sleep(50)
		EndIf

		If (Not IsInside($aMousePos, $aBoundPos) And IsOpen($aBoundPos, $hWnd)) Then
			Sleep(100)
			Send("^+b")
			Sleep(50)
		EndIf
	EndIf

	sleep(100)
 WEnd

Func IsOpen(ByRef $vBoundPos, ByRef $hWnd)
	Local $iMinTopBarHeight = AssocArrayGet($avTopBarHeight, "" & $hWnd & "." & BitAND(WinGetState($hWnd), 32))
	Local $iCurrentTopBarHeight = $vBoundPos[1] - $vBoundPos[0]

	If ($iMinTopBarHeight > $iCurrentTopBarHeight And $iCurrentTopBarHeight > 0) Then
		AssocArrayAssign($avTopBarHeight, "" & $hWnd & "." & BitAND(WinGetState($hWnd), 32), $iCurrentTopBarHeight)
		Return 0
	EndIf

	If ($iMinTopBarHeight = $iCurrentTopBarHeight) Then
		Return 0
	EndIf

	If ($iMinTopBarHeight < $iCurrentTopBarHeight) Then
		Return 1
	EndIf
EndFunc

Func IsInside(ByRef $vMousePos, ByRef $vBoundPos)
	Return ($vMousePos[0] < $vBoundPos[3] And $vMousePos[0] > $vBoundPos[2] And $vMousePos[1] < $vBoundPos[1] And $vMousePos[1] > $vBoundPos[0])
EndFunc