您可以使用WMI(Windows Management Instrumentation)获取的不仅仅是DriveInfo类中的内容.在这种情况下,您可以获得接口类型,它将是USB驱动器的"USB".
示例代码如下.您需要添加引用System.Management.
using System.Management;
try
{
ManagementObjectSearcher searcher =
new ManagementObjectSearcher("root\\CIMV2",
"SELECT * FROM Win32_DiskDrive");
foreach(ManagementObject queryObj in searcher.Get())
{
foreach(ManagementObject o in queryObj.GetRelated("Win32_DiskPartition"))
{
foreach(ManagementBaseObject b in o.GetRelated("Win32_LogicalDisk"))
{
Debug.WriteLine(" #Name: {0}", b["Name"]);
}
}
// One of: USB, IDE
Debug.WriteLine("Interface: {0}", queryObj["InterfaceType"]);
Debug.WriteLine("--------------------------------------------");
}
}
catch (ManagementException f)
{
Debug.WriteLine(f.StackTrace);
}
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作为参考,此MSDN页面记录了可访问属性的完整列表(因为您没有获得自动完成功能).