/// <summary>
/// Enumerates network adapters installed on the computer.
/// </summary>
private void EnumerateNetworkAdapters()
{
PerformanceCounterCategory category = new PerformanceCounterCategory("Network Interface");
string[] temp = category.GetInstanceNames();
foreach (string name in temp)
{
string found = _myNetworkAdapters.Find(delegate(string s) { if (name.StartsWith(s)) { return true; } return false; });
if (found == null | found == "")
{
continue;
}
// Create an instance of NetworkAdapter class, and create performance counters for it.
NetworkAdapter adapter = new NetworkAdapter(name);
adapter.dlCounter = new PerformanceCounter("Network Interface", "Bytes Received/sec", name);
adapter.ulCounter = new PerformanceCounter("Network Interface", "Bytes Sent/sec", name);
this.adapters.Add(adapter); // Add it to ArrayList adapter
}
}
// Remove the specified adapter from the monitoredAdapters list, and disable the timer if the monitoredAdapters list is empty.
public void StopMonitoring(NetworkAdapter adapter)
{
if (this.monitoredAdapters.Contains(adapter))
this.monitoredAdapters.Remove(adapter);
if (this.monitoredAdapters.Count == 0)
timer.Enabled = false;
}
private double IsAcceptedInterface(NetworkAdapter na, Type type)
{
if (type == Type.Download)
{
return na.DownloadSpeed;
}
else if (type == Type.Upload)
{
return na.UploadSpeed;
}
else
{
return 0.0;
}
}
// Enable the timer, and add the specified adapter to the monitoredAdapters list
public void StartMonitoring(NetworkAdapter adapter)
{
if (!this.monitoredAdapters.Contains(adapter))
{
this.monitoredAdapters.Add(adapter);
adapter.init();
}
timer.Enabled = true;
}
