WizardStepCollection.Add(WizardStepBase) 方法
定义
重要
一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。 对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。
将指定的从 WizardStepBase 派生的对象追加到集合的结尾。
public:
void Add(System::Web::UI::WebControls::WizardStepBase ^ wizardStep);public void Add (System.Web.UI.WebControls.WizardStepBase wizardStep);member this.Add : System.Web.UI.WebControls.WizardStepBase -> unitPublic Sub Add (wizardStep As WizardStepBase)参数
- wizardStep
- WizardStepBase
要追加到 WizardStepBase 集合的从 WizardStepCollection 派生的对象。
例外
已传入从 WizardStepBase 派生的对象，该对象为 null。
示例
下面的代码示例演示如何以编程方式创建 Wizard 控件，并使用 Add 该方法向集合中添加 WizardStepBase派生 WizardStep 对象 WizardSteps 。 请注意，在该示例中， WizardSteps 控件的属性 Wizard 是类的 WizardStepCollection 实例。
<%@ 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">
// Programmatically create a Wizard control and dynamically
// add WizardStep objects to it.
void Page_Load(object sender, EventArgs e)
{
Wizard WizardControl = new Wizard();
// Create some steps for the wizard and add them
// to the Wizard control.
for (int i = 0; i <= 5; i++)
{
WizardStepBase newStep = new WizardStep();
newStep.ID = "Step" + (i + 1).ToString();
WizardControl.WizardSteps.Add(newStep);
}
// Display the wizard on the page.
PlaceHolder1.Controls.Add(WizardControl);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>WizardSteps Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>WizardSteps Example</h3>
<asp:PlaceHolder id="PlaceHolder1"
runat="server" />
</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">
' Programmatically create a Wizard control and dynamically
' add WizardStep objects to it.
Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
Dim WizardControl As New Wizard()
' Create some steps for the wizard and add them to
' the Wizard control.
For i As Integer = 0 To 5
Dim newStep As WizardStepBase = New WizardStep()
newStep.ID = "Step" + (i + 1).ToString()
WizardControl.WizardSteps.Add(newStep)
Next
' Display the wizard on the page.
PlaceHolder1.Controls.Add(WizardControl)
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>WizardSteps Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>WizardSteps Example</h3>
<asp:PlaceHolder id="PlaceHolder1"
runat="server" />
</form>
</body>
</html>
注解
该方法 Add 将 WizardStepBase-derived 对象添加到集合的 WizardStepCollection 末尾。 若要将 -derived 对象添加到 WizardStepBase集合中的特定索引位置，请使用 AddAt 该方法。