protected virtual bool OnCollectionChanging(NotifyCollectionChangingEventArgs e) { if (this.update != 0 || this.itemUpdate != 0) { return(false); } this.NotifyListenersCollectionChanging(e); return(e.Cancel); }
protected internal void CallCollectionChanging( object sender, NotifyCollectionChangingEventArgs e) { if (this.CollectionChanging == null) { return; } this.CollectionChanging(sender, e); }
private void predicates_CollectionChanging(object sender, NotifyCollectionChangingEventArgs e) { this.RebuildFilter(); }