PatrickGrub

function Add-DataGridDoubleClickEventOnRow {
		param(
			[System.Windows.Controls.DataGrid]$DatagridControl,
			[System.Windows.Input.MouseButtonEventHandler]$ScriptBlock
		)
	$rowStyle = New-Object System.Windows.Style -ArgumentList @([System.Windows.Controls.DataGridRow])
	$eventSetter = New-Object System.Windows.EventSetter -ArgumentList @([System.Windows.Controls.DataGridRow]::MouseDoubleClickEvent, $scriptBlock)
	$rowStyle.Setters.Add($eventSetter)
	$datagridControl.RowStyle = $rowStyle
}

PatrickGrub

function Show-MessageBox {
	param(
		$Title = "The cool Dialog",
		[Parameter(Mandatory=$true)]
		$Message,
		[System.Windows.Forms.MessageBoxIcon]$Icon = "Information",
		[System.Windows.Forms.MessageBoxButtons]$Buttons = "Ok"
	)
	[System.Windows.Forms.MessageBox]::Show($Message, $Title, $Buttons, $Icon) | Out-Null
}