[点晴永久免费OA]C#获取打印机工作状态，是否离线，打印机名称，端口号等打印机属性信息

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2022年7月20日 11:10 本文热度 1718

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Management;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApp1

{

public partial class FrmGetPrinterStatus : Form

{

public FrmGetPrinterStatus()

{

InitializeComponent();

}

private void button1_Click(object sender, EventArgs e)

{

string query = string.Format("select * from Win32_Printer ");

var searcher = new ManagementObjectSearcher(query);

var printers = searcher.Get();

foreach (var printer in printers)

{

//显示部分属性

Console.WriteLine(printer.Properties["Name"].Value); //获取打印机名称

Console.WriteLine(printer.Properties["PortName"].Value); //获取打印机端口号

Console.WriteLine(printer.Properties["Default"].Value); //获取打印机是否是默认打印机

Console.WriteLine(printer.Properties["PrinterStatus"].Value); //获取打印机工作状态

Console.WriteLine(printer.Properties["WorkOffline"].Value); //获取打印机是否离线

//显示所有属性到即时窗口

foreach (var property in printer.Properties)

{

Console.WriteLine(string.Format("\t{0}: {1}", property.Name, property.Value));

}

Console.WriteLine();

}

该文章在 2022/7/20 11:10:20 编辑过