internal void OnQueryItemCount(QueryItemCountEventArgs e) { if (this.QueryItemCount != null) { this.QueryItemCount(this, e); } }
internal int OnQueryItemCount(DataGridVirtualizingCollectionViewGroup collectionViewGroup) { QueryItemCountEventArgs e = new QueryItemCountEventArgs(this, collectionViewGroup); if (this.QueryItemCount != null) { this.QueryItemCount(this, e); } DataGridVirtualizingCollectionViewSource source = this.ParentCollectionViewSourceBase as DataGridVirtualizingCollectionViewSource; if (source != null) { source.OnQueryItemCount(e); } return(e.Count); }