private string GetComPortInfo()
{
var list = new ArrayList();
ManagementClass win32_pnpentity = new ManagementClass("Win32_PnPEntity");
ManagementObjectCollection col = win32_pnpentity.GetInstances();
Regex reg = new Regex(".+\\((?<port>COM\\d+)\\)");
foreach (ManagementObject obj in col)
{
// name : "USB Serial Port(COM??)"
string name = (string)obj.GetPropertyValue("name");
if (name != null && name.Contains("(COM"))
{
// "USB Serial Port(COM??)" -> COM??
Match m = reg.Match(name);
string port = m.Groups["port"].Value;
// description : "USB Serial Port"
string desc = (string)obj.GetPropertyValue("Description");
// result string : "COM?? (USB Serial Port)"
list.Add(port);
}
}
if (list.Count == 0)
{
return("[No COM port]");
}
ComPortComparer comp = new ComPortComparer();
list.Sort(comp);
string result = "";
foreach (string str in list)
{
result += str;
result += "\n";
}
return(result);
}
private string GetComPortInfo()
{
var list = new ArrayList();
ManagementClass win32_pnpentity = new ManagementClass("Win32_PnPEntity");
ManagementObjectCollection col = win32_pnpentity.GetInstances();
Regex reg = new Regex(".+\\((?<port>COM\\d+)\\)");
foreach (ManagementObject obj in col)
{
// name : "USB Serial Port(COM??)"
string name = (string)obj.GetPropertyValue("name");
if (name != null && name.Contains("(COM"))
{
// "USB Serial Port(COM??)" -> COM??
Match m = reg.Match(name);
string port = m.Groups["port"].Value;
// description : "USB Serial Port"
string desc = (string)obj.GetPropertyValue("Description");
// result string : "COM?? (USB Serial Port)"
list.Add(port);
}
}
if (list.Count == 0)
{
return "[No COM port]";
}
ComPortComparer comp = new ComPortComparer();
list.Sort(comp);
string result = "";
foreach (string str in list)
{
result += str;
result += "\n";
}
return result;
}
