Benachrichtigung bei Druckaufträgen

Add-Type –MemberDefinition '[DllImport("user32.dll")]public static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);' -name Window -namespace W32  
# hide powershell window
[void][W32.Window]::ShowWindow((Get-Process -id $pid).MainWindowHandle, 0)
# function to show toast notification
function Show-ToastNotification {
    param(
        [parameter(mandatory=$false)][ValidateSet('Title+Text','Image+Text')][string]$type = 'Title+Text',  
        [parameter(mandatory=$false)][string]$apptitle = "Powershell",  
        [parameter(mandatory=$false)][string]$message,
        [parameter(mandatory=$false)][System.DateTimeOffset]$expiration = [DateTimeOffset]::Now.AddMinutes(60),
        [parameter(mandatory=$false)][switch]$expiresOnReboot,
        [parameter(mandatory=$false)][Windows.UI.Notifications.ToastNotificationPriority]$priority = 'Default',  
        [parameter(mandatory=$false)][switch]$suppressPopup,
        [parameter(mandatory=$false)][switch]$includeSnoozeButton,
        [parameter(mandatory=$false)][switch]$includeDismissButton
    )
    
    DynamicParam {
        $attrCollection = new-object System.Collections.ObjectModel.Collection[System.Attribute]
        $paramDic = new-object System.Management.Automation.RuntimeDefinedParameterDictionary
        $attr = new-object System.Management.Automation.ParameterAttribute
        switch($type){
            'Title+Text'{  
                $attr.ParameterSetName = "A"  
                $attr.Mandatory = $false
                $attrCollection.Add($attr)
                $paramDic.Add("title", (new-object System.Management.Automation.RuntimeDefinedParameter("title", [String], $attrCollection)))  
            }
            'Image+Text'{  
                $attr.ParameterSetName = "B"  
                $attr.Mandatory = $false
                $attrCollection.Add($attr)
                $paramDic.Add("image", (new-object System.Management.Automation.RuntimeDefinedParameter("image", [String], $attrCollection)))  
            }
        }
        return $paramDic
    }
    begin{}
    process{}
    end{
        [Windows.UI.Notifications.ToastNotificationManager, Windows.UI.Notifications, ContentType = WindowsRuntime] | out-null
        [Windows.Data.Xml.Dom.XmlDocument, Windows.Data.Xml.Dom.XmlDocument, ContentType = WindowsRuntime] | out-null
        $xml = $null
        switch($type){
            'Title+Text' {  
                $xml = [xml]([Windows.UI.Notifications.ToastNotificationManager]::GetTemplateContent([Windows.UI.Notifications.ToastTemplateType]::ToastText02)).GetXML()
                # set toast content
                $xml.SelectSingleNode('/toast/visual/binding/text[@id=1]').InnerText = $PSBoundParameters.title  
                $xml.SelectSingleNode('/toast/visual/binding/text[@id=2]').InnerText = $message  
             }
             'Image+Text' {  
                $xml = [xml]([Windows.UI.Notifications.ToastNotificationManager]::GetTemplateContent([Windows.UI.Notifications.ToastTemplateType]::ToastImageAndText01)).GetXML()
                # set toast content
                $xml.SelectSingleNode('/toast/visual/binding/text[@id=1]').InnerText = $message  
                $xml.SelectSingleNode('/toast/visual/binding/image[@id=1]').src = $PSBoundParameters.image  
             }
        }

        # add command buttons
        if($includeSnoozeButton.IsPresent -or $includeDismissButton.IsPresent){
            $actions = $xml.CreateElement('actions')  
            # add snooze button when requested
            if ($includeSnoozeButton.IsPresent){
                $inp = $xml.CreateElement('input')  
                $inp.SetAttribute('id','snoozeTime')  
                $inp.SetAttribute('type','selection')  
                $inp.SetAttribute('title','Erneut erinnern in')  
                $inp.SetAttribute('defaultInput','15')  
                5,15,30,60 | %{
                    $sel = $xml.CreateElement('selection')  
                    $sel.SetAttribute('id',$_)  
                    $sel.SetAttribute('content',"$_ Minuten")  
                    [void]$inp.AppendChild($sel)
                }
                [void]$actions.AppendChild($inp)
                $action = $xml.CreateElement('action')  
                $action.SetAttribute('content','Später erinnern')  
                $action.SetAttribute('arguments','snooze')  
                $action.SetAttribute('activationType','system')  
                $action.SetAttribute('hint-inputId','snoozeTime')  
                [void]$actions.AppendChild($action)
            }
            # add dismiss button when requested
            if($includeDismissButton.IsPresent){
                $action = $xml.CreateElement('action')  
                $action.SetAttribute('content','Ignorieren')  
                $action.SetAttribute('arguments','dismiss')  
                $action.SetAttribute('activationType','system')  
                [void]$actions.AppendChild($action)
            }
            [void]$xml.DocumentElement.AppendChild($actions)
        }
        # convert xml object to DOM XML
        $dom = New-Object Windows.Data.Xml.Dom.XmlDocument
        $dom.LoadXml($xml.OuterXml)
        # create toast
        $toast = New-Object Windows.UI.Notifications.ToastNotification $dom -Property @{
            Tag = 'Powershell'  
            Group = "PowerShell"  
            ExpirationTime = $expiration
            ExpiresOnReboot = $expiresOnReboot.IsPresent
            Priority = $priority
            SuppressPopup = $suppressPopup.IsPresent
        }
        # create notifier and show toast
        [Windows.UI.Notifications.ToastNotificationManager]::CreateToastNotifier($apptitle).Show($toast)
    }
}
# subscribe printjob events
Register-WmiEvent -Query "SELECT * FROM __InstanceDeletionEvent WITHIN .5 WHERE TargetInstance ISA 'Win32_PrintJob'" -SourceIdentifier "NewPrintJob" -Action {  
    $printer = $event.SourceArgs.NewEvent.TargetInstance.Name.split(',')[0]  
    $status = $event.SourceArgs.NewEvent.TargetInstance.Status
    $document = $event.SourceArgs.NewEvent.TargetInstance.Document
    $message = "Das Dokument '$document' wurde erfolgreich gedruckt."  
    if ($status -ne 'OK'){  
        $message = "Beim Druck von '$document' sind evt. Fehler aufgetreten:`r`nStatus: $status"  
    }
    Show-ToastNotification -type Title+Text -apptitle "Druckbenachrichtigung" -title $printer -message $message -includeDismissButton -expiresOnReboot  
} | out-null

while($true){sleep 5}