gistfile1.ps1

$buttonStartJob_Click={
	
	$buttonStartJob.Enabled = $false	
	
	#Create a New Job using the Job Tracker
	Add-JobTracker -Name "JobName" `
	-JobScript {
   		#--------------------------------------------------
		#TODO: Set a script block
		#Important: Do not access form controls from this script block.
    
		Param($Argument1)#Pass any arguments using the ArgumentList parameter
    
		#for($i = 0; $i -lt 50; $i++){ Start-Sleep -Milliseconds 100 } 
		get-service
		#--------------------------------------------------
	}`
	-CompletedScript {
		Param($Job)
		$results = Receive-Job -Job $Job
		$results | Out-GridView
		#Enable the Button
		$buttonStartJob.ImageIndex = -1
		$buttonStartJob.Enabled = $true
	}`
	-UpdateScript {
		Param($Job)
		#$results = Receive-Job -Job $Job -Keep
		#Animate the Button
		if($buttonStartJob.ImageList -ne $null)
		{
			if($buttonStartJob.ImageIndex -lt $buttonStartJob.ImageList.Images.Count - 1)
			{
				$buttonStartJob.ImageIndex += 1
			}
			else
			{
				$buttonStartJob.ImageIndex = 0		
			}
		}
	}
}

$buttonGetService_Click={
	$this.Enabled = $False
	#TODO: Place custom script here
	Get-Service | Out-GridView
	#Process the pending messages before enabling the button
	[System.Windows.Forms.Application]::DoEvents()
	$this.Enabled = $True
}