Control.OnPreRender Method
.NET Framework 2.0
Raises the PreRender event.
Namespace: System.Web.UI
Assembly: System.Web (in system.web.dll)
Assembly: System.Web (in system.web.dll)
'Declaration Protected Friend Overridable Sub OnPreRender ( _ e As EventArgs _ ) 'Usage Dim e As EventArgs Me.OnPreRender(e)
protected void OnPreRender ( EventArgs e )
protected internal function OnPreRender ( e : EventArgs )
Not applicable.
Parameters
- e
An EventArgs object that contains the event data.
The following example overrides the OnPreRender method in a custom server control. When the custom control is requested from an ASP.NET page, during the PreRender stage of page processing, OnPreRender method is called and the custom PreRender_Handler method sends its _message property value, "Parent Text was changed by PreRender method", to the page.
Protected Overrides Sub OnPreRender(e As EventArgs) MyBase.OnPreRender(e) End Sub Private Sub PreRender_Handler(sender As Object, e As System.EventArgs) _message = "Parent Text was changed by PreRender method" End Sub
protected void OnPreRender(EventArgs e)
{
super.OnPreRender(e);
} //OnPreRender
private void PreRender_Handler(Object sender, System.EventArgs e)
{
_message = "Parent Text was changed by PreRender method";
} //PreRender_Handler
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