DetailsView.PageIndexChanged 事件
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。
当 PageIndex 属性的值在分页操作后更改时发生。
public:
event EventHandler ^ PageIndexChanged;public event EventHandler PageIndexChanged;member this.PageIndexChanged : EventHandler Public Custom Event PageIndexChanged As EventHandler 事件类型
示例
下面的代码示例演示如何在用户导航到另一条记录时使用 PageIndexChanged 事件将 返回到 DetailsView 只读模式。
<%@ 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 CustomerDetailView_PageIndexChanged(Object sender, EventArgs e)
{
// By default, if the DetailsView control is in edit mode and
// user navigates to another page, the DetailsView control
// remains in edit mode. In this example, the ChangeMode
// method is used to put the DetailsView control in read-only
// mode whenever the user navigates to another record.
CustomerDetailView.ChangeMode(DetailsViewMode.ReadOnly);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>DetailsView ChangeMode Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>DetailsView ChangeMode Example</h3>
<asp:detailsview id="CustomerDetailView"
datasourceid="DetailsViewSource"
datakeynames="CustomerID"
autogenerateeditbutton="true"
autogeneraterows="true"
allowpaging="true"
OnPageIndexChanged="CustomerDetailView_PageIndexChanged"
runat="server">
<fieldheaderstyle backcolor="Navy"
forecolor="White"/>
</asp:detailsview>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the Northwind sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the web.config file. -->
<asp:SqlDataSource ID="DetailsViewSource" runat="server"
ConnectionString=
"<%$ ConnectionStrings:NorthWindConnectionString%>"
InsertCommand="INSERT INTO [Customers]([CustomerID],
[CompanyName], [Address], [City], [PostalCode], [Country])
VALUES (@CustomerID, @CompanyName, @Address, @City,
@PostalCode, @Country)"
SelectCommand="Select [CustomerID], [CompanyName],
[Address], [City], [PostalCode], [Country] From
[Customers]">
</asp:SqlDataSource>
</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 CustomerDetailView_PageIndexChanged(ByVal sender As Object, _
ByVal e As EventArgs)
' By default, if the DetailsView control is in edit mode and
' user navigates to another page, the DetailsView control
' remains in edit mode. In this example, the ChangeMode
' method is used to put the DetailsView control in read-only
' mode whenever the user navigates to another record.
CustomerDetailView.ChangeMode(DetailsViewMode.ReadOnly)
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>DetailsView ChangeMode Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>DetailsView ChangeMode Example</h3>
<asp:detailsview id="CustomerDetailView"
datasourceid="DetailsViewSource"
datakeynames="CustomerID"
autogenerateeditbutton="true"
autogeneraterows="true"
allowpaging="true"
OnPageIndexChanged="CustomerDetailView_PageIndexChanged"
runat="server">
<fieldheaderstyle backcolor="Navy"
forecolor="White"/>
</asp:detailsview>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the Northwind sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the web.config file. -->
<asp:SqlDataSource ID="DetailsViewSource" runat="server"
ConnectionString=
"<%$ ConnectionStrings:NorthWindConnectionString%>"
InsertCommand="INSERT INTO [Customers]([CustomerID],
[CompanyName], [Address], [City], [PostalCode], [Country])
VALUES (@CustomerID, @CompanyName, @Address, @City,
@PostalCode, @Country)"
SelectCommand="Select [CustomerID], [CompanyName],
[Address], [City], [PostalCode], [Country] From
[Customers]">
</asp:SqlDataSource>
</form>
</body>
</html>
注解
DetailsView当页导航按钮 (其属性设置为“Page”的按钮CommandName时，控件将引发 PageIndexChanged 事件) 控件内的单击，但在控件处理分页操作之后DetailsView。 这允许你提供一个事件处理程序，每当发生此事件时执行自定义例程。
注意
以编程方式设置 属性时，不会引发此 PageIndex 事件。
寻呼按钮通常位于控件的 DetailsView 页导航行中。 此事件通常用于将控件与GridView控件同步DetailsView，或在分页操作之后设置控件的行为DetailsView。
有关如何处理事件的详细信息，请参阅 处理和引发事件。
