/// <summary>Retrieves the IShellFolder associated with a <see cref="KNOWNFOLDERID"/>.</summary>
/// <param name="id">The known folder.</param>
/// <returns>The <see cref="IShellFolder"/> instance.</returns>
public static IShellFolder GetIShellFolder(this KNOWNFOLDERID id)
{
using var desktop = ComReleaserFactory.Create(new ShellDesktop() as IShellFolder);
using var pidl = id.PIDL();
return(desktop.Item.BindToObject <IShellFolder>(pidl));
}
//********************************************************************************************
// Function: GetConnectionCostandDataPlanStatus
//
// Description: Enumerates the connections and displays the cost and data plan status for each connection
//
//********************************************************************************************
static void GetConnectionCostandDataPlanStatus()
{
HRESULT hr = HRESULT.S_OK;
bool bDone = false;
int numberOfConnections = 0;
try
{
using var pCostManager = ComReleaserFactory.Create(new INetworkCostManager());
var pNLM = (INetworkListManager)pCostManager.Item;
var pNetworkConnections = pNLM.GetNetworkConnections();
while (!bDone)
{
//Get cost and data plan status info for each of the connections on the machine
hr = pNetworkConnections.Next(1, out var ppConnection, out var cFetched);
if ((HRESULT.S_OK == hr) && (cFetched > 0))
{
try
{
using var pConnection = ComReleaserFactory.Create(ppConnection);
numberOfConnections++;
var interfaceGUID = pConnection.Item.GetAdapterId();
Console.Write("--------------------------------------------------------------\n");
GetInterfaceType(interfaceGUID, hr);
// get the connection interface
var pConnectionCost = (INetworkConnectionCost)pConnection.Item;
var cost = pConnectionCost.GetCost();
var dataPlanStatus = pConnectionCost.GetDataPlanStatus();
DisplayCostDescription(cost);
DisplayDataPlanStatus(dataPlanStatus);
//to give suggestions for data usage, depending on cost and data usage.
CostBasedSuggestions(cost, dataPlanStatus);
}
catch (Exception ex)
{
hr = ex.HResult;
}
}
else
{
bDone = true;
}
if (numberOfConnections == 0)
{
Console.Write("Machine has no network connection\n");
}
}
}
catch (Exception ex)
{
hr = ex.HResult;
}
if (hr != HRESULT.S_FALSE)
{
DisplayError(hr);
}
}
