'宣言
Public NotInheritable Class BackdropItem Inherits GrapeCity.ActiveReports.Chart.Graphics.Backdrop
public sealed class BackdropItem : GrapeCity.ActiveReports.Chart.Graphics.Backdrop
'宣言
Public NotInheritable Class BackdropItem Inherits GrapeCity.ActiveReports.Chart.Graphics.Backdrop
public sealed class BackdropItem : GrapeCity.ActiveReports.Chart.Graphics.Backdrop
System.Object
GrapeCity.ActiveReports.Chart.Graphics.Backdrop
GrapeCity.ActiveReports.Chart.BackdropItem