public IDisposable addCallback(VoidCallback callback)
{
var node = new _CallbackNode {
callback = callback
};
lock (this._callbackList) {
this._callbackList.AddLast(node);
}
this._event.Set();
return(new _CallbackDisposable(node));
}
public _CallbackDisposable(_CallbackNode node)
{
this._node = node;
}