ActiveTcl 8.6.4.1

; default environment
DetectHiddenWindows, off
SetControlDelay, 20

; modified environment
#NoEnv
#NoTrayIcon
DetectHiddenText, off
SetTitleMatchMode, 1  ;begins

; variables
winTitle = ActiveState ActiveTcl ahk_class TkTopLevel

WinWait, %winTitle%
WinMinimize, %winTitle%

WinWaitActive, %winTitle%
ControlSend, TkChild9, {Tab}{Enter}, %winTitle%

ExitApp

$packageName = 'activetcl'
$url = 'http://downloads.activestate.com/ActiveTcl/releases/8.6.4.1/ActiveTcl8.6.4.1.299124-win32-ix86-threaded.exe'
$checksum = '0263e13a4cc27916094c44975ff05874'
$checksumType = 'md5'
$url64 = 'http://downloads.activestate.com/ActiveTcl/releases/8.6.4.1/ActiveTcl8.6.4.1.299124-win32-x86_64-threaded.exe'
$checksum64 = '20236a2f7d8d1aeecb4a2d423b805db9'
$checksumType64 = 'md5'
$installerType = 'exe'
$validExitCodes = @(0)

$binRoot = Get-BinRoot
$installPath = Join-Path $binRoot $packageName
$silentArgs = "--directory `"$installPath`""

$scriptPath = $(Split-Path -parent $MyInvocation.MyCommand.Definition)
$ahkExe = 'AutoHotKey'
$ahkFile = Join-Path $scriptPath "chocolateyInstall.ahk"

Start-Process $ahkExe $ahkFile
Install-ChocolateyPackage -PackageName "$packageName" `
                          -FileType "$installerType" `
                          -SilentArgs "$silentArgs" `
                          -Url "$url" `
                          -Url64bit "$url64" `
                          -ValidExitCodes $validExitCodes `
                          -Checksum "$checksum" `
                          -ChecksumType "$checksumType" `
                          -Checksum64 "$checksum64" `
                          -ChecksumType64 "$checksumType64"

$installPathBin = Join-Path $installPath 'bin'
Install-ChocolateyPath $installPathBin

; default environment
DetectHiddenWindows, off
SetControlDelay, 20

; modified environment
#NoEnv
#NoTrayIcon
DetectHiddenText, off
SetTitleMatchMode, RegEx

; variables
tkTopLevelTitle = ActiveState ActiveTcl [\d\.]+ Uninstaller ahk_class TkTopLevel
consoleTitle = C:\\Windows\\system32\\cmd\.exe.*at-unins.bat$ ahk_class ConsoleWindowClass
startMenuEntry = C:\programdata\microsoft\Windows\Start Menu\Programs\ActiveState ActiveTcl*

WinWait, %tkTopLevelTitle%, , 30
; ahk_class TkTopLevel represents TK framework which doesn't seem to respond to
;  normal Window messages so rather than indicating specific control classes
;  with ControlClick/Send, navigate controls with Tab (tested 8.6.4.0 installer)
;ControlClick, TkChild3, %tkTopLevelTitle%
WinActivate
Send {Tab 2}{Space}
WinMinimize, %tkTopLevelTitle%

; start menu link is last item to be removed by uninstaller
; wait for this file to be removed, then restore window to continue
Loop {
  IfNotExist, %startMenuEntry%
    break
  Sleep, 500
}

; unsupported TK framework, see previous note
;WinWait, %tkTopLevelTitle%, , 30
;ControlClick, TkChild4, %tkTopLevelTitle%

Sleep, 1500
WinActivate, %tkTopLevelTitle%
Send {Tab}{Space}

WinWait, %consoleTitle%, , 30
WinActivate
Send {Enter}
Sleep, 500
Send {Enter}

ExitApp

$packageName = 'activetcl'
$packageSearch = 'ActiveState ActiveTcl'
$installerType = 'exe'
$silentArgs = '/S'
$validExitCodes = @(0)

$toolsPath = "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"
$unPath = Join-Path $toolsPath 'Uninstall-ChocolateyPath.psm1'
$binRoot = Get-BinRoot
$installPath = Join-Path $binRoot $packageName
$installPathBin = Join-Path $installPath 'bin'

$ahkFile = Join-Path $toolsPath 'chocolateyUninstall.ahk'
$ahkRun = "$Env:Temp\$(Get-Random).ahk"
Copy-Item $ahkFile "$ahkRun" -Force

try {
  Start-Process 'AutoHotKey' "$ahkRun"
  Get-ItemProperty -Path @( 'HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*',
                            'HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*',
                            'HKCU:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*' ) `
                   -ErrorAction:SilentlyContinue `
  | Where-Object   { $_.DisplayName -like "$packageSearch*" } `
  | ForEach-Object { Uninstall-ChocolateyPackage -PackageName "$packageName" `
                                                 -FileType "$installerType" `
                                                 -SilentArgs "$($silentArgs)" `
                                                 -File "$($_.UninstallString)" `
                                                 -ValidExitCodes $validExitCodes }
  Remove-Item "$ahkRun" -Force
  if ((Get-ChildItem $installDir).Count -eq 0) {
    Remove-Item -Path $installDir -Force
  }
  Import-Module $unPath
  Uninstall-ChocolateyPath $installPathBin 'User'
} catch {
  throw $_.Exception
}

function Uninstall-ChocolateyPath {
param(
  [string] $pathToUninstall,
  [System.EnvironmentVariableTarget] $pathType = [System.EnvironmentVariableTarget]::User
)
  Write-Debug "Running 'Uninstall-ChocolateyPath' with pathToUninstall:`'$pathToUninstall`'";

  #get the PATH variable
  $envPath = $env:PATH
  #$envPath = [Environment]::GetEnvironmentVariable('Path', $pathType)
  if (!$envPath.ToLower().Contains($pathToUninstall.ToLower())) {
    Write-Host "PATH environment variable does not have $pathToUninstall in it."
    return
  }

  Write-Host "PATH environment variable has $pathToUninstall in it. Removing..."
  $actualPath = [Environment]::GetEnvironmentVariable('Path', $pathType)

  # escape regex metachars, match possible backslash and item separator at eol
  $pathToUninstallRegex = ($pathToUninstall -replace '([\\().])', '\$1') + '\\?(;|$)'

  # remove pathToUninstall from actualPath
  $actualPath = $actualPath -replace "$pathToUninstallRegex", ''

  if ($pathType -eq [System.EnvironmentVariableTarget]::Machine) {
    $psArgs = "[Environment]::SetEnvironmentVariable('Path',`'$actualPath`', `'$pathType`')"
    Start-ChocolateyProcessAsAdmin "$psArgs"
  } else {
    [Environment]::SetEnvironmentVariable('Path', $actualPath, $pathType)
  }

  # remove from path of current powershell session
  $envPSPath = $env:PATH
  $env:Path = $envPSPath -replace "$pathToUninstallRegex", ''
}