UpdatePanel::OnInit Method (EventArgs^)
.NET Framework (current version)
Raises the Init event.
Assembly: System.Web.Extensions (in System.Web.Extensions.dll)
| Exception | Condition |
|---|---|
| InvalidOperationException | The ContentTemplate property is being defined when the ContentTemplateContainer property has already been created. |
The UpdatePanel control's ContentTemplate property is instantiated during the OnInit method.
The OnInit method is used by control developers to extend the functionality of the UpdatePanel control.
Notes to Inheritors:
When you override the OnInit method in a derived class, make sure to call the OnInit method of the base class so that registered delegates can receive the event.
.NET Framework
Available since 3.5
Available since 3.5
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