c# 获取电脑硬件信息通用查询类[测试通过]

using System;
using System.Management; // 添加System.Management引用

public class Computer
{
public string CpuID;
public string MacAddress;
public string DiskID;
public string IpAddress;
public string LoginUserName;
public string ComputerName;
public string SystemType;
public string TotalPhysicalMemory; // 单位：M
private static Computer _instance;
public static Computer Instance()
{
if (_instance == null )
_instance = new Computer();
return _instance;
}
/// <summary>
/// 构造函数
/// </summary>
public Computer()
{
CpuID = GetCpuID();
MacAddress = GetMacAddress();
DiskID = GetDiskID();
IpAddress = GetIPAddress();
LoginUserName = GetUserName();
SystemType = GetSystemType();
TotalPhysicalMemory = GetTotalPhysicalMemory();
ComputerName = GetComputerName();
}
/// <summary>
/// 获取cpu序列号
/// </summary>
/// <returns></returns>
public string GetCpuID()
{
try
{
// 获取CPU序列号代码
string cpuInfo = "" ; // cpu序列号
ManagementClass mc = new ManagementClass( " Win32_Processor " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
cpuInfo = mo.Properties[ " ProcessorId " ].Value.ToString();
}
moc = null ;
mc = null ;
return cpuInfo;
}
catch
{
return " unknow " ;
}
}
/// <summary>
/// 获取网卡硬件地址
/// </summary>
/// <returns></returns>
public string GetMacAddress()
{
try
{
// 获取网卡硬件地址
string mac = "" ;
ManagementClass mc = new ManagementClass( " Win32_NetworkAdapterConfiguration " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
if (( bool )mo[ " IPEnabled " ] == true )
{
mac = mo[ " MacAddress " ].ToString();
break ;
}
}
moc = null ;
mc = null ;
return mac;
}
catch
{
return " unknow " ;
}
}
/// <summary>
/// 获取IP地址
/// </summary>
/// <returns></returns>
public string GetIPAddress()
{
try
{
// 获取IP地址
string st = "" ;
ManagementClass mc = new ManagementClass( " Win32_NetworkAdapterConfiguration " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
if (( bool )mo[ " IPEnabled " ] == true )
{
// st=mo["IpAddress"].ToString();
System.Array ar;
ar = (System.Array)(mo.Properties[ " IpAddress " ].Value);
st = ar.GetValue( 0 ).ToString();
break ;
}
}
moc = null ;
mc = null ;
return st;
}
catch
{
return " unknow " ;
}
}
/// <summary>
/// 获取硬盘ID
/// </summary>
/// <returns></returns>
public string GetDiskID()
{
try
{
// 获取硬盘ID
String HDid = "" ;
ManagementClass mc = new ManagementClass( " Win32_DiskDrive " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
HDid = ( string )mo.Properties[ " Model " ].Value;
}
moc = null ;
mc = null ;
return HDid;
}
catch
{
return " unknow " ;
}
}

/// <summary>
/// 操作系统的登录用户名
/// </summary>
/// <returns></returns>
public string GetUserName()
{
try
{
string st = "" ;
ManagementClass mc = new ManagementClass( " Win32_ComputerSystem " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
st = mo[ " UserName " ].ToString();
}
moc = null ;
mc = null ;
return st;
}
catch
{
return " unknow " ;
}
}


/// <summary>
/// PC类型
/// </summary>
/// <returns></returns>
public string GetSystemType()
{
try
{
string st = "" ;
ManagementClass mc = new ManagementClass( " Win32_ComputerSystem " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
st = mo[ " SystemType " ].ToString();
}
moc = null ;
mc = null ;
return st;
}
catch
{
return " unknow " ;
}
}

/// <summary>
/// 物理内存
/// </summary>
/// <returns></returns>
public string GetTotalPhysicalMemory()
{
try
{
string st = "" ;
ManagementClass mc = new ManagementClass( " Win32_ComputerSystem " );
ManagementObjectCollection moc = mc.GetInstances();
foreach (ManagementObject mo in moc)
{
st = mo[ " TotalPhysicalMemory " ].ToString();
}
moc = null ;
mc = null ;
return st;
}
catch
{
return " unknow " ;
}
}
/// <summary>
/// 电脑名称
/// </summary>
/// <returns></returns>
public string GetComputerName()
{
try
{
return System.Environment.GetEnvironmentVariable( " ComputerName " );
}
catch
{
return " unknow " ;
}
}
}