public void Process()
{
CollisionObserver pNode = this.head;
while (pNode != null)
{
// Fire off listener
pNode.ExecuteDelayed();
pNode = (CollisionObserver)pNode.GetNext();
}
// remove
pNode = this.head;
CollisionObserver pTmp = null;
while (pNode != null)
{
pTmp = pNode;
pNode = (CollisionObserver)pNode.GetNext();
// remove
this.PrivDetach(pTmp, ref this.head);
}
}
private void PrivDetach(CollisionObserver node, ref CollisionObserver head)
{
// protection
Debug.Assert(node != null);
if (node.GetPrev() != null)
{ // middle or last node
node.GetPrev().SetNext(node.GetNext());
}
else
{ // first
head = (CollisionObserver)node.GetNext();
}
if (node.GetNext() != null)
{ // middle node
node.GetNext().SetPrev(node.GetPrev());
}
}
public void Notify()
{
CollisionObserver pNode = this.pHead;
while (pNode != null)
{
// Fire off listener
pNode.Notify();
pNode = (CollisionObserver)pNode.GetNext();
}
}