C#尝试在打印机脱机时获取打印机状态

using System.Printing;

PrintServer printServer = new PrintServer();

PrintQueueCollection printQueues = printServer.GetPrintQueues();

foreach (PrintQueue printQueue in printQueues)
{
    string printerName = printQueue.Name;
    PrintQueueStatus printerStatus = printQueue.QueueStatus;

    // 判断打印机是否脱机
    if (printerStatus == PrintQueueStatus.Offline)
    {
        Console.WriteLine("打印机 {0} 处于脱机状态。", printerName);
    }
    else
    {
        Console.WriteLine("打印机 {0} 正常工作。", printerName);
    }
}