'宣言
Public MustInherit Class AnnotationItem Inherits GrapeCity.Viewer.Common.Model.ActiveModel
public abstract class AnnotationItem : GrapeCity.Viewer.Common.Model.ActiveModel
'宣言
Public MustInherit Class AnnotationItem Inherits GrapeCity.Viewer.Common.Model.ActiveModel
public abstract class AnnotationItem : GrapeCity.Viewer.Common.Model.ActiveModel
System.Object
GrapeCity.Viewer.Common.Model.ActiveModel
GrapeCity.Viewer.Common.Model.Annotations.AnnotationItem