![](dotnetdiagramimages/GrapeCity_ActiveReports_Design_Win_GrapeCity_ActiveReports_Design_DesignerTabChangedEventArgs.png)
'宣言 Public NotInheritable Class DesignerTabChangedEventArgs Inherits System.EventArgs
public sealed class DesignerTabChangedEventArgs : System.EventArgs
System.Object
System.EventArgs
GrapeCity.ActiveReports.Design.DesignerTabChangedEventArgs