/// <summary>
/// Finds devices by device or service type asynchronously using a timeout period.
/// </summary>
/// <param name="uriString">The URI string to search for or null for all devices.</param>
/// <param name="timeoutMS">The maximum timeout time in milliseconds to wait.</param>
/// <param name="maxDevices">The maximum number of devices to find before returning.</param>
/// <param name="devicesFound">
/// The delegate to call when async operation is complete. <para /> NOTE: this delegate is executed
/// in a different to the calling thread.</param>
/// <param name="addressFamily">The address family to search in. (Vista or above only).</param>
/// <param name="resolveNetworkInterfaces">True to resolve network interface Guids.</param>
/// <returns>A Devices list containing the found devices.</returns>
/// <exception cref="System.ArgumentNullException">Thrown when devicesFound delegate is null.</exception>
public static void FindDevicesAsync(
string uriString,
int timeoutMS,
int maxDevices,
DevicesFoundDelegate devicesFound,
AddressFamilyFlags addressFamily = AddressFamilyFlags.IPvBoth,
bool resolveNetworkInterfaces = false)
{
if (devicesFound == null)
{
throw new ArgumentNullException("devicesFound");
}
Object[] loParams = new object[]
{
uriString, timeoutMS, maxDevices,
addressFamily, resolveNetworkInterfaces,
devicesFound
};
Devices ldDevices = null;
bool lbSearchCompleted = false;
Thread ltCurrent = Thread.CurrentThread;
Thread ltThread = new Thread(
(object args) =>
{
try
{
object[] loArgs = (object[])args;
ldDevices = Discovery.FindDevices(
(string)loArgs[0], (int)loArgs[1], (int)loArgs[2],
out lbSearchCompleted, (AddressFamilyFlags)loArgs[3],
(bool)loArgs[4]);
}
finally
{
devicesFound(ldDevices, lbSearchCompleted);
}
}
);
ltThread.Start(loParams);
}
/// <summary>
/// Finds devices by device or service type asynchronously using a timeout period.
/// </summary>
/// <param name="uriString">The URI string to search for or null for all devices.</param>
/// <param name="timeoutMS">The maximum timeout time in milliseconds to wait.</param>
/// <param name="maxDevices">The maximum number of devices to find before returning.</param>
/// <param name="devicesFound">
/// The delegate to call when async operation is complete. <para /> NOTE: this delegate is executed
/// in a different to the calling thread.</param>
/// <param name="addressFamily">The address family to search in. (Vista or above only).</param>
/// <param name="resolveNetworkInterfaces">True to resolve network interface Guids.</param>
/// <returns>A Devices list containing the found devices.</returns>
/// <exception cref="System.ArgumentNullException">Thrown when devicesFound delegate is null.</exception>
public static void FindDevicesAsync(
string uriString,
int timeoutMS,
int maxDevices,
DevicesFoundDelegate devicesFound,
AddressFamilyFlags addressFamily = AddressFamilyFlags.IPvBoth,
bool resolveNetworkInterfaces = false)
{
if(devicesFound == null) throw new ArgumentNullException("devicesFound");
Object[] loParams = new object[]
{
uriString, timeoutMS, maxDevices,
addressFamily, resolveNetworkInterfaces,
devicesFound
};
Devices ldDevices = null;
bool lbSearchCompleted = false;
Thread ltCurrent = Thread.CurrentThread;
Thread ltThread = new Thread(
(object args) =>
{
try
{
object[] loArgs = (object[])args;
ldDevices = Discovery.FindDevices(
(string)loArgs[0], (int)loArgs[1], (int)loArgs[2],
out lbSearchCompleted, (AddressFamilyFlags)loArgs[3],
(bool)loArgs[4]);
}
finally
{
devicesFound(ldDevices, lbSearchCompleted);
}
}
);
ltThread.Start(loParams);
}
