[ObsoleteAttribute("This event is deprecated. Use "Shown" event.", true)]
public event EventHandler OnShow

<ObsoleteAttribute("This event is deprecated. Use "Shown" event.", true)>
Public Event OnShow As EventHandler

public:
[ObsoleteAttribute(L"This event is deprecated. Use "Shown" event.", 
	true)]
 event EventHandler^ OnShow {
	void add (EventHandler^ value);
	void remove (EventHandler^ value);
}

[<ObsoleteAttribute("This event is deprecated. Use "Shown" event.", 
	true)>]
member OnShow : IEvent<EventHandler,
    EventArgs>