C# 获取 列印机(打印机)方法 二

C# 列印机(打印机)方法一

C# 列印机(打印机)方法二：
使用类：ManagementObjectCollection、ManagementObjectSearcher、ManagementObject、 Dictionary

private static ManagementObjectCollection queryCollection;
private static string _classname = "SELECT * FROM Win32_Printer";
private static Dictionary<string, ManagementObject> GetPrinter()
{
        Dictionary<string, ManagementObject> dict = new Dictionary<string, ManagementObject>();
        ManagementObjectSearcher query = new ManagementObjectSearcher(_classname);
        queryCollection = query.Get();
        int count = 0;
        foreach (ManagementObject mo in queryCollection)
        {
                string oldName = mo["Name"].ToString();
                Console.WriteLine(oldName);
                if (IsChineseLetter(oldName, "�自"))
                {
                        count++;
                        string newName = "Printer_" + count.ToString();
                        Console.WriteLine("\n\r\n\r非法打印�名�：" + oldName + "\n\r�改名�：" + newName);
                        dict.Add(newName, mo);
                }
        }
        return dict;
}