.net读写注册表

net 读写注册表
/// <summary>
/// 获得注册表中的信息
/// </summary>
/// <returns>返回注册表中网吧名称</returns>
public string GetRegisterKey()
{
string reVal = "";
RegistryKey softWareKey = Registry.CurrentUser.OpenSubKey("Software\\Test");

if (softWareKey != null)
{
object obj = softWareKey.GetValue("CompanyName");
reVal = obj.ToString();
}

return reVal;

}

/// <summary>
/// 写注册表　将用户名称和网吧名称写入注册表
/// </summary>
/// <param name="userName">用户名称</param>
/// <param name="lanBarName">网吧名称</param>
/// <returns></returns>
public int WriteRegisterKey(string userName, string lanBarName)
{
int iReturn = 1;

try
{
RegistryKey regWrite = Registry.CurrentUser.CreateSubKey("SoftWare\\Test");

regWrite.SetValue("CompanyName", lanBarName);

regWrite.SetValue("UserName", userName);

regWrite.Close();
}
catch (Exception ex)
{
iReturn = 2;
throw ex;
}
return iReturn;
}