'宣言
Public MustInherit Class _SankeyNodeTooltipTextProxy(Of TNodeView As ISankeyNodeView) Implements IIdentifierProxy, IQueryInterface, ITextFormatProxy, ITokenProxy
public abstract class _SankeyNodeTooltipTextProxy<TNodeView> : IIdentifierProxy, IQueryInterface, ITextFormatProxy, ITokenProxy where TNodeView: ISankeyNodeView