private bool RemovedScheduledItemAt(int index)
{
bool result;
if (index >= 0)
{
ScheduledItem scheduledItem = this.m_ScheduledItems[index];
this.m_ScheduledItems.RemoveAt(index);
scheduledItem.OnItemUnscheduled();
result = true;
}
else
{
result = false;
}
return(result);
}
public void Unschedule(IScheduledItem item)
{
ScheduledItem sItem = item as ScheduledItem;
if (sItem != null)
{
if (m_TransactionMode)
{
if (m_UnscheduleTransactions.Contains(sItem))
{
throw new ArgumentException("Cannot unschedule scheduled function twice" + sItem);
}
else if (m_ScheduleTransactions.Remove(sItem))
{
// A item has been scheduled then unscheduled in the same transaction. which is valid.
}
else if (m_ScheduledItems.Contains(sItem))
{
// Only add it to m_UnscheduleTransactions if it is in m_ScheduledItems.
// if it was successfully removed from m_ScheduleTransaction we are fine.
m_UnscheduleTransactions.Add(sItem);
}
else
{
throw new ArgumentException("Cannot unschedule unknown scheduled function " + sItem);
}
}
else
{
if (!PrivateUnSchedule(sItem))
{
throw new ArgumentException("Cannot unschedule unknown scheduled function " + sItem);
}
}
sItem.OnItemUnscheduled(); // Call OnItemUnscheduled immediately after successful removal even if we are in transaction mode
}
}