使用ajax后 ShopList_PreRender事件无法触发问题

Question

使用ajax后 ShopList_PreRender事件无法触发<div class="leftcontent">
    <ul class="largebrandlist">
        <asp:UpdatePanel ID="UpdatePanel1" runat="server">
        <Triggers>
            <asp:AsyncPostBackTrigger ControlID="Calendar1" EventName="SelectionChanged"/>
        </Triggers>
        <ContentTemplate>
            <asp:Repeater id="ShopList" runat="server" OnPreRender="ShopList_PreRender"  >
    <ItemTemplate>                         
                    <li >
                        <a href="ProductList.aspx?ShopId=<%#Eval("Id")%>"  target=_self><img src="ProductImages/<%#Eval("Img")%>"  border=0/></a>
                    </li>
    </ItemTemplate>
    </asp:Repeater> 
    </ContentTemplate>
</asp:UpdatePanel>
    </ul>
</div>而其calendar控件的其他事件也无法触发，大家帮帮忙

Answer 1

是页面初始化的时候，ShopList_PreRender无法触发，点击日历控件还是可以触发的