UpdatePanel

  1. #1

    UpdatePanel

    Hello,

    The following example demonstrates there is a complication with the UpdatePanel:

    Example.aspx:
    <%@ Page Language="C#" %>
    <%@ Register TagName="Example" TagPrefix="UserControl" Src="~/Example/Example-Contorl.ascx" %>
    <%@ Register Assembly="Coolite.Ext.Web" Namespace="Coolite.Ext.Web" TagPrefix="ext" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <script runat="server">
    
    </script>
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <title>Untitled Page</title>
    </head>
    <body>
        <form id="form1" runat="server">
        <asp:ScriptManager runat="server" EnablePartialRendering="true" />
        <ext:ScriptManager runat="server" />
        <asp:UpdatePanel runat="server" UpdateMode="Conditional">
            <ContentTemplate>
                <ext:TabPanel ID="TabPanel1"
                    runat="server"
                    AutoPostBack="true"
                    DeferredRender="true">
                    <Tabs>
                        <ext:Tab ID="Tab1" runat="server" Title="Tab 1">
                            <Body>
                                Tab 1
                            </Body>
                        </ext:Tab>
                        <ext:Tab ID="Tab2" runat="server" Title="Tab 2">
                            <Body>
                                <UserControl:Example runat="server" />
                            </Body>
                        </ext:Tab>
                    </Tabs>
                </ext:TabPanel>
            </ContentTemplate>
        </asp:UpdatePanel>
        </form>
    </body>
    </html>
    Example-Control.ascx:
    <%@ Control Language="C#" ClassName="Example_Contorl" %>
    <script runat="server">
        protected void Store1_RefreshData(object sender, StoreRefreshDataEventArgs e)
        {
            Store1.DataSource = new object[] {
                new object[] { 1, "Timothy" },
                new object[] { 2, "Geoffrey" },
                new object[] { 3, "Vladsch" }
            };
            Store1.DataBind();
        }
    </script>
    
    <ext:Store ID="Store1"
        runat="server"
        AutoLoad="true"
        OnRefreshData="Store1_RefreshData">
        <Proxy>
            <ext:DataSourceProxy />
        </Proxy>
        <Reader>
            <ext:ArrayReader>
                <Fields>
                    <ext:RecordField Name="Id" />
                    <ext:RecordField Name="Customer" />
                </Fields>
            </ext:ArrayReader>
        </Reader>
    </ext:Store>
    <ext:GridPanel ID="GridPanel1"
        runat="server"
        StoreID="Store1"
        AutoExpandColumn="Customer"
        AutoHeight="true"
        AutoWidth="true">
        <ColumnModel>
            <Columns>
                <ext:Column ColumnID="Customer" DataIndex="Customer" Header="Customer" />
            </Columns>
        </ColumnModel>
    </ext:GridPanel>
    Replication steps:

    1. Load page
    2. Switch to Tab 2

    Notice the JavaScript error. Please keep me updated, if you need any further information feel free to contact me.

    Cheers,
    Timothy
  2. #2

    RE: UpdatePanel

    Hi Timothy,

    Thanks for post the test case.*


    I've reproduced the problem and now trying to figure out why its not working.


    Geoffrey McGill
    Founder
  3. #3

    RE: UpdatePanel

    Thanks Geoffrey,

    Please keep me posted.

    Cheers,
    Timothy

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