internal EventDispatcher(EventDispatcher next, bool[] eventEnabled, EventListener listener)
{
m_Next = next;
m_EventEnabled = eventEnabled;
m_Listener = listener;
}
// Helper used by code:EventListener.AddEventSource and code:EventListener.EventListener
// when a listener gets attached to a eventSource
internal void AddListener(EventListener listener)
{
lock (EventListener.EventListenersLock)
{
bool[] enabledArray = null;
if (m_eventData != null)
enabledArray = new bool[m_eventData.Length];
m_Dispatchers = new EventDispatcher(m_Dispatchers, enabledArray, listener);
listener.OnEventSourceCreated(this);
}
}
internal EventCommandEventArgs(EventCommand command, IDictionary<string, string> arguments, EventSource eventSource, EventDispatcher dispatcher)
{
this.Command = command;
this.Arguments = arguments;
this.eventSource = eventSource;
this.dispatcher = dispatcher;
}
/// <summary>
/// If 'value is 'true' then set the eventSource so that 'dispatcher' will recieve event with the eventId
/// of 'eventId. If value is 'false' disable the event for that dispatcher. If 'eventId' is out of
/// range return false, otherwise true.
/// </summary>
internal bool EnableEventForDispatcher(EventDispatcher dispatcher, int eventId, bool value)
{
if (dispatcher == null)
{
if (eventId >= m_eventData.Length)
return false;
if (m_provider != null)
m_eventData[eventId].EnabledForETW = value;
}
else
{
if (eventId >= dispatcher.m_EventEnabled.Length)
return false;
dispatcher.m_EventEnabled[eventId] = value;
if (value)
m_eventData[eventId].EnabledForAnyListener = true;
}
return true;
}
