public static TimeEvent Add(TimeSpan time, object obj, TimeEvent.callback callbackFunc)
{
TimeEvent te;
te = Instance().privAddEvent(time, obj, callbackFunc);
return(te);
}
// private: unique methods for this class: ------------------------------------------------------
private TimeEvent privAddEvent(TimeSpan _time, object obj, TimeEvent.callback _callbackFunc)
{
// Do we need to get more TimeEvents?
if (this.inActive == null)
{
// fill pool with more nodes
// OK now preload the timeEvents
this.privFillPool(this.deltaGrow);
}
// make sure we have TimeEvents
Debug.Assert(this.inActive != null);
// Detach 1 TimeEvent from the pool
TimeEvent te;
te = privInActiveGetNodeFromFront(ref this.inActive);
// Initialize our TimeEvent
te.next = null;
te.prev = null;
te.dataCB = obj;
te.time = _time;
te.funcCB = _callbackFunc;
// need to add the TimeEvent to active;
// insert in TimeSpan order (lowest closes to head)
TimeEvent pEvent = this.active;
if (this.active == null)
{
// nothing on the list, just insert
this.active = te;
}
else
{
// walk the list and insert before
TimeEvent LastEvent = pEvent;
while (pEvent != null)
{
if (te.time <= pEvent.time)
{
// insert before pEvent
break;
}
// goto next
LastEvent = pEvent;
pEvent = pEvent.next;
}
// add the new event to active list
if (pEvent != null)
{
// install before
if (pEvent.prev == null)
{
// 1st on list
te.next = this.active;
this.active.prev = te;
this.active = te;
}
else
{
// middle of list
LastEvent.next = te;
te.prev = LastEvent;
pEvent.prev = te;
te.next = pEvent;
}
}
else
{
// install after: (last on list)
LastEvent.next = te;
te.prev = LastEvent;
}
}
return(te);
}
