/// <summary>
/// Calls a delegate on all connected devices. This re-evaluates the currently connected devices
/// after each go, so if some devices take a while to enumerate, they will probably still be caught
/// after the first device work finishes (since the work is typically long).
/// </summary>
/// <param name="DelayEnumerationPeriodMS">The initial number of ms to wait after the first enumerated device is found</param>
/// <param name="PerDeviceWork">The delegate to perform on each connected device</param>
/// <returns>True if all devices had the work successfully performed, and false if any failed or none were found</returns>
bool PerformActionOnAllDevices(uint DelayEnumerationPeriodMS, PerformDeviceActionDelegate PerDeviceWork)
{
// Start enumerating the devices
ConnectToDevices(DelayEnumerationPeriodMS);
// Keep looking at the device list and executing on new ones as long as we keep finding them
Dictionary <string, bool> Runs = new Dictionary <string, bool>();
bool bFoundNewDevices = true;
while (bFoundNewDevices)
{
IEnumerable <MobileDeviceInstance> Devices = MobileDeviceInstanceManager.GetSnapshotInstanceList();
bFoundNewDevices = false;
foreach (MobileDeviceInstance PotentialDevice in Devices)
{
PotentialDevice.Reconnect();
string DeviceId = PotentialDevice.DeviceId;
if (DeviceId == String.Empty)
{
System.Threading.Thread.Sleep((int)SleepAfterFailedDeviceCallMS);
DeviceId = PotentialDevice.DeviceId;
}
if (!Runs.ContainsKey(DeviceId) && PotentialDevice.IsConnected)
{
// New device, do the work on it
Runs.Add(DeviceId, PerDeviceWork(PotentialDevice));
bFoundNewDevices = true;
}
}
}
// Determine if all succeeded
bool bAllSucceeded = true;
bool bAnySucceeded = Runs.Count > 0;
foreach (var KVP in Runs)
{
bAllSucceeded = bAllSucceeded && KVP.Value;
}
return(bAllSucceeded && bAnySucceeded);
}
/// <summary>
/// Tries to connect to all devices
/// </summary>
/// <param name="DelayAfterFirstDeviceMS"></param>
void ConnectToDevices(uint DelayAfterFirstDeviceMS)
{
{
ReportIF.Log("Trying to connect to mobile device running iOS ...");
try
{
// Initialize the mobile device manager
if (!bHaveRegisteredHandlers)
{
Manzana.MobileDeviceInstanceManager.Initialize(MobileDeviceConnected, MobileDeviceDisconnected);
bHaveRegisteredHandlers = true;
}
// Wait for connections to roll in
int SleepDurationMS = 100;
int TotalDurationMS = 5000;
while (!MobileDeviceInstanceManager.AreAnyDevicesConnected() && (TotalDurationMS > 0))
{
System.Threading.Thread.Sleep(SleepDurationMS);
TotalDurationMS -= SleepDurationMS;
}
// Wait one additional tick in case any new devices come online
//@TODO: Is there a better way to determine if all devices have been enumerated?
System.Threading.Thread.Sleep((int)DelayAfterFirstDeviceMS);
if (!MobileDeviceInstanceManager.AreAnyDevicesConnected())
{
ReportIF.Error("Timed out while trying to connect to a mobile device. Make sure one is connected.");
}
}
catch (ThreadAbortException)
{
// we expect this to happen so we don't log it
}
catch (Exception ex)
{
ReportIF.Error(String.Format("Error encountered ('{0}') while trying to connect to a mobile device. Please verify that iTunes is installed", ex.Message));
}
}
}
