public void runEventWithCustomArgs()
{
bool doEvent = false;
doEvent = true;
if (doEvent)
{
OnThingHappened?.Invoke(this, new EventArgWithInt(42));
}
}
//EventHandler is in system - its a predefined delegate.
//events are delegates
//events do NOT have to be eventhandler, they can be your own delegate, but usually just use eventhandler
//events by convention, usually start with "On"
public void runSimpleEvent()
{
bool thingHappened = false;
thingHappened = true;
if (thingHappened)
{
//this is an older way to check null...
//if (OnThingHappened != null)
//{
// OnThingHappened.Invoke(this, EventArgs.Empty);
//}
OnThingHappened?.Invoke(this, EventArgs.Empty);
}
}