如何防止在 UpdatePanel 中的 GridView 分页上回发 [英] How to prevent Postback on GridView paging in UpdatePanel

问题描述

我在 UpdatePanel 中的 GridView 中应用了分页.当我前进到下一个结果集时，我的页面上会发生完整的回发.我是否需要在 web.config 文件或我的代码中做一些修改.

I have apply paging in GridView which is in UpdatePanel.When I move forward to the next result set full Postback occur on my Page.Do i need to do some modification in web.config file or in my code.

 [ ASPX ]
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server" >
<ContentTemplate>
    <asp:GridView ID="gvCommentSample" runat="server" 
OnPageIndexChanging="gvCommentSample_PageIndexChanging" AllowPaging="true" PageSize="2"
ShowFooter="false" Width="100%" ShowHeader="false" BorderWidth="0px" >
</asp:GridView>
</ContentTemplate>
</asp:UpdatePanel>

[ CODE BEHIND ]
Dim table As DataTable

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
 If Not IsPostBack Then
    bindGridView()
 End If
End Sub
    Private Function GetTable() As DataTable
        table = New DataTable()
        table.Columns.Add("FirstName")
        table.Columns.Add("LastName")

        Dim row As DataRow = table.NewRow()
        row("FirstName") = "John"
        row("LastName") = "Johnoson"
        table.Rows.Add(row)

        row = table.NewRow()
        row("FirstName") = "Johnny"
        row("LastName") = "Marley"
        table.Rows.Add(row)

        row = table.NewRow()
        row("FirstName") = "Kate"
        row("LastName") = "Li"
        table.Rows.Add(row)

        Return table
    End Function
    Public Sub bindGridView()
        gvCommentSample.DataSource = GetTable()
        gvCommentSample.DataBind()
    End Sub
    Protected Sub gvCommentSample_PageIndexChanging(ByVal sender As Object, ByVal e As GridViewPageEventArgs)
        Dim gvCommentSample As GridView = DirectCast(sender, GridView)
        gvCommentSample.PageIndex = e.NewPageIndex
        gvCommentSample.DataSource = GetTable()
        gvCommentSample.DataBind()
    End Sub

推荐答案

我得到了解决方案.我必须把

I got the solution. I have to put

<xhtmlConformance mode="Transitional"/> 

web.Config 文件中的元素.

element in web.Config file.

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