Wizard.PreviousButtonClick Event

Reference

Definition

Namespace:: System.Web.UI.WebControls

Assembly:: System.Web.dll

Important

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Occurs when the Previous button is clicked.

public:
 event System::Web::UI::WebControls::WizardNavigationEventHandler ^ PreviousButtonClick;

public event System.Web.UI.WebControls.WizardNavigationEventHandler PreviousButtonClick;

member this.PreviousButtonClick : System.Web.UI.WebControls.WizardNavigationEventHandler

Public Custom Event PreviousButtonClick As WizardNavigationEventHandler

Event Type

WizardNavigationEventHandler

Examples

The following code example demonstrates how to specify an event handler for the PreviousButtonClick event. Each time the Previous button is clicked, the BorderWidth property for the Wizard control is decreased by 1 pixel, as measured by the Unit class.

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

  void OnNextButtonClick(object sender, WizardNavigationEventArgs e)
  {
    // When the Next button is clicked, increase the 
    // Wizard1.BorderWidth by 1.
    Wizard1.BorderWidth = Unit.Pixel((int)(Wizard1.BorderWidth.Value + 1));
  }

  void OnPreviousButtonClick(object sender, WizardNavigationEventArgs e)
  {
    // When the Previous button is clicked, decrease the 
    // Wizard1.BorderWidth by 1.
    Wizard1.BorderWidth = Unit.Pixel((int)(Wizard1.BorderWidth.Value - 1));
  }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">
      <asp:Wizard id="Wizard1" 
        runat="server" 
        onnextbuttonclick="OnNextButtonClick" 
        onpreviousbuttonclick="OnPreviousButtonClick"
        borderstyle="Solid"
        bordercolor="#3300ff"
        borderwidth="1">
        <WizardSteps>
          <asp:WizardStep id="WizardStep1" 
            runat="server" 
            title="Step 1">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep2" 
            runat="server" 
            title="Step 2">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep3" 
            runat="server" 
            title="Step 3">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep4" 
            runat="server" 
            title="Step 4">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep5" 
            runat="server" 
            title="Step 5">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep6" 
            runat="server" 
            title="Step 6">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep7" 
            runat="server" 
            title="Step 7">
          </asp:WizardStep>
        </WizardSteps>
        <HeaderTemplate>
          <b>NextButtonClick and PreviousButtonClick Example</b>
        </HeaderTemplate>
      </asp:Wizard>
    </form>
  </body>
</html>

<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

  Sub OnNextButtonClick(ByVal sender As Object, ByVal e As WizardNavigationEventArgs)
    ' When the Next button is clicked, increase the 
    ' Wizard1.BorderWidth by 1.
    Wizard1.BorderWidth = Unit.Pixel(CInt(Wizard1.BorderWidth.Value + 1))
  End Sub
  
  Sub OnPreviousButtonClick(ByVal sender As Object, ByVal e As WizardNavigationEventArgs)
    ' When the Previous button is clicked, decrease the 
    ' Wizard1.BorderWidth by 1.
    Wizard1.BorderWidth = Unit.Pixel(CInt(Wizard1.BorderWidth.Value - 1))
  End Sub

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">
      <asp:Wizard id="Wizard1" 
        runat="server" 
        onnextbuttonclick="OnNextButtonClick" 
        onpreviousbuttonclick="OnPreviousButtonClick"
        borderstyle="Solid" 
        bordercolor="#3300ff"
        borderwidth="1">
        <WizardSteps>
          <asp:WizardStep id="WizardStep1" 
            runat="server" 
            title="Step 1">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep2" 
            runat="server" 
            title="Step 2">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep3" 
            runat="server" 
            title="Step 3">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep4" 
            runat="server" 
            title="Step 4">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep5" 
            runat="server" 
            title="Step 5">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep6" 
            runat="server" 
            title="Step 6">
          </asp:WizardStep>
          <asp:WizardStep id="WizardStep7" 
            runat="server" 
            title="Step 7">
          </asp:WizardStep>
        </WizardSteps>
        <HeaderTemplate>
          <b>NextButtonClick and PreviousButtonClick Example</b>
        </HeaderTemplate>
      </asp:Wizard>
    </form>
  </body>
</html>

Remarks

The PreviousButtonClick event is raised when the Previous button on the Wizard control is clicked. Use the PreviousButtonClick event to provide additional processing when the Previous button is clicked.

For more information about how to handle events, see Handling and Raising Events.

Applies to

Delen via