AdRotator.OnPreRender(EventArgs) Metod

Definition

Namnområde:
System.Web.UI.WebControls
Sammansättning:
System.Web.dll

Hämtar annonsinformationen för rendering genom att leta upp fildata eller anropa användarhändelsen.

protected:
 override void OnPreRender(EventArgs ^ e);
protected public:
 override void OnPreRender(EventArgs ^ e);
protected override void OnPreRender(EventArgs e);
protected internal override void OnPreRender(EventArgs e);
override this.OnPreRender : EventArgs -> unit
Protected Overrides Sub OnPreRender (e As EventArgs)
Protected Friend Overrides Sub OnPreRender (e As EventArgs)

Parametrar

e
EventArgs

Ett EventArgs objekt som innehåller händelsedata.

Exempel

Följande kodexempel visar hur du åsidosätter metoden så att den OnPreRender alltid visar en kantlinje i en anpassad AdRotator kontroll.

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<%@ Page language="c#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
  <head>
    <title>CustomAdRotator - OnPreRender - C# Example</title>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>Custom AdRotator - OnPreRender - C# Example</h3>

      <aspSample:CustomAdRotatorOnPreRender
        id="CustomAdRotator1"
        runat="server"
        Target="_blank"
        AdvertisementFile="~/App_Data/Ads.xml" />

    </form>
  </body>
</html>

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<%@ Page Language="vb" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
  <head>
    <title>CustomAdRotator - OnPreRender - VB.NET Example</title>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
    <h3>Custom AdRotator - OnPreRender - VB.NET Example</h3>
    <aspSample:CustomADRotatorOnPreRender id="CustomAdRotator1" runat="server" Target="_blank" AdvertisementFile="~/App_Data/Ads.xml" />
    </form>
  </body>
</html>

protected override void OnPreRender(System.EventArgs e)
{
    // Run the OnPreRender method on the base class.
    base.OnPreRender(e);

    // Always display the Ad with a border.
    this.BorderWidth =  System.Web.UI.WebControls.Unit.Point(1);
}

Protected Overrides Sub OnPreRender(ByVal e As System.EventArgs)
    ' Run the OnPreRender method on the base class.
    MyBase.OnPreRender(e)

    ' Always display the Ad with a border.
    Me.BorderWidth = System.Web.UI.WebControls.Unit.Point(1)
End Sub

Gäller för

Se även