获取计算机信息的C#源码

using System;
using System.Management;

namespace HTSoft.Common.Register
{
///<summary>
///计算机信息类
///</summary>

internal 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;

internal static Computer Instance()
{
if (_instance == null)
_instance = new Computer();
return _instance;
}

internal Computer()
{
CpuID = GetCpuID();
MacAddress = GetMacAddress();
DiskID = GetDiskID();
IpAddress = GetIPAddress();
LoginUserName = GetUserName();
SystemType = GetSystemType();
TotalPhysicalMemory = GetTotalPhysicalMemory();
ComputerName = GetComputerName();
}
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";
}
finally
{
}

}
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";
}
finally
{
}

}
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";
}
finally
{
}

}

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";
}
finally
{
}

}

///<summary>
///操作系统的登录用户名
///</summary>
///<returns></returns>
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";
}
finally
{
}

}


///<summary>
/// PC类型
///</summary>
///<returns></returns>
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";
}
finally
{
}

}

///<summary>
///物理内存
///</summary>
///<returns></returns>
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";
}
finally
{
}
}
///<summary>
/// 获取计算机名称
///</summary>
///<returns></returns>
string GetComputerName()
{
try
{
return System.Environment.GetEnvironmentVariable("ComputerName");
}
catch
{
return "unknow";
}
finally
{
}
}
}
}