private bool _AttachListenerAsync(int inEventKey, IGEventListener inListener)
{
bool ret = false;
if (inListener == null)
{
Log.LMN.LogUtil.Error("MBLogicNode._AttachListenerAsync: inLogicNode is null");
return(ret);
}
//置脏，导致这棵子树需要进入更新流程//
IsListenerTreeNeedsUpdate = true;
IGLogicNode parent = ParentNode;
while (parent != null && !parent.IsListenerTreeNeedsUpdate)
{
parent.IsListenerTreeNeedsUpdate = true;
parent = parent.ParentNode;
}
EventListenerUpdateOperation updateOp = new EventListenerUpdateOperation();
updateOp.mListener = inListener;
updateOp.mIsAddOrRemove = true;
updateOp.mEventKey = inEventKey;
mAsyncListenerOps.Add(updateOp);
inListener.ListenerStatus = AttachableStatus.Attaching;
ret = true;
return(ret);
}
/// <summary>
/// 更新Listener节点树
/// </summary>
public void UpdateListenerTree()
{
if (!IsNodeActive)
{
return;
}
if (IsListenerTreeNeedsUpdate)
{
IsListenerTreeNeedsUpdate = false;
//注意，这个Update是深度优先的，防止子节点的异步操作被跳过//
for (int i = 0; i < mSubNodes.Count; i++)
{
mSubNodes[i].mLogicNode.UpdateListenerTree();
}
for (int i = 0; i < mAsyncListenerOps.Count; i++)
{
EventListenerUpdateOperation op = mAsyncListenerOps[i];
if (op.mIsAddOrRemove)
{
_AttachListenerSync(op.mEventKey, op.mListener);
}
else
{
_DetachListenerSync(op.mEventKey, op.mListener);
}
}
mAsyncListenerOps.Clear();
}
}
private bool _DetachListenerAsync(int inEventKey, IGEventListener inListener)
{
bool ret = false;
if (inListener == null)
{
Log.LMN.LogUtil.Error("MBLogicNode._DetachListenerAsync: inLogicNode is null");
return(ret);
}
//置脏，导致这棵子树需要进入更新流程//
IsListenerTreeNeedsUpdate = true;
IGLogicNode parent = ParentNode;
while (parent != null && !parent.IsListenerTreeNeedsUpdate)
{
parent.IsListenerTreeNeedsUpdate = true;
parent = parent.ParentNode;
}
List <GEventListenerWrapper> listenerWrappers = null;
if (!mEventListenerMap.TryGetValue(inEventKey, out listenerWrappers))
{
Log.LMN.LogUtil.Error("MBLogicNode._DetachListenerAsync: no event listener for -> {0} on {1}", inEventKey, inListener);
return(ret);
}
//快速找出需要移除的节点位置//
int priority = inListener.GetPriority(inEventKey);
int index = PrioritySortUtil.GetDecSeqRefArrayFirstIndex <GEventListenerWrapper>(priority, listenerWrappers);
for (int i = index; i < listenerWrappers.Count && listenerWrappers[i].PriorityVal == priority; i++)
{
GEventListenerWrapper wrapper = listenerWrappers[i];
object listenerObj = wrapper.mEventListenerWeakRef.Target;
if (listenerObj == inListener)
{
inListener.ListenerStatus = AttachableStatus.Detaching;
ret = true;
break;
}
}
if (ret)
{
EventListenerUpdateOperation updateOp = new EventListenerUpdateOperation();
updateOp.mListener = inListener;
updateOp.mIsAddOrRemove = false;
updateOp.mEventKey = inEventKey;
mAsyncListenerOps.Add(updateOp);
}
return(ret);
}
