protected void TryEvent_NoLock(InputEvent evt)
{
bool showBusyScreen = false;
lock (_syncObj)
{
if (IsTerminated)
{
return;
}
if (_callingClientStart.HasValue && _callingClientStart.Value < DateTime.Now - BUSY_TIMEOUT)
{ // Client call lasts longer than our BUSY_TIMEOUT
ClearInputBuffer(); // Discard all later input
if (!_busyScreenVisible)
{
showBusyScreen = true;
}
}
}
if (showBusyScreen)
{
ISuperLayerManager superLayerManager = ServiceRegistration.Get <ISuperLayerManager>();
superLayerManager.ShowBusyScreen();
lock (_syncObj)
_busyScreenVisible = true;
return; // Finished, no further processing
}
EnqueueEvent(evt);
}
private void BusyTimeoutTimerCallback(object state)
{
lock (_syncObj)
{
if (IsTerminated || !_callingClientStart.HasValue)
{
return;
}
// Client call lasts longer than our BUSY_TIMEOUT
ClearInputBuffer(); // Discard all later input
if (_busyScreenVisible)
{
return;
}
}
ISuperLayerManager superLayerManager = ServiceRegistration.Get <ISuperLayerManager>();
superLayerManager.ShowBusyScreen();
lock (_syncObj)
_busyScreenVisible = true;
}
