'宣言 Public MustInherit Class C1CursorDataCollection(Of T As Class) Inherits C1.DataCollection.C1CursorDataCollection(Of T,String) Implements IDataCollection(Of T), ISupportConnection, ISupportEditing(Of T), ISupportFiltering, ISupportIncrementalLoading, ISupportIndexing(Of T), ISupportRefreshing, ISupportSorting, ISupportVirtualization
public abstract class C1CursorDataCollection<T> : C1.DataCollection.C1CursorDataCollection<T,string>, IDataCollection<T>, ISupportConnection, ISupportEditing<T>, ISupportFiltering, ISupportIncrementalLoading, ISupportIndexing<T>, ISupportRefreshing, ISupportSorting, ISupportVirtualization where T: class