protected override void OnInitialized(
The control raises the IsInitialized event by calling RaiseEvent. For more information, see Routed Events Overview.Notes to Inheritors
When overriding OnInitialized in a derived class, be sure to call the base class’s OnInitialized method so that registered delegates receive the event.
Supported in: 4.6, 4.5, 4, 3.5, 3.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1