所以我有这个复选框列表,我想为其中的元素实现全选功能。我将它放置在 UpdatePanel 中,但每次单击某个项目时,都会重新加载整个页面。这是我的代码:
<asp:UpdatePanel ID="CBLPanel" runat="server" UpdateMode="Conditional" ChildrenAsTriggers="false">
<ContentTemplate>
<div class="LeftAligned">
<asp:Label ID="FilterLabel" runat="server" Text="Filter by:" />
<asp:DropDownList runat="server" ID="FilterDDL" AutoPostBack="true" OnSelectedIndexChanged="FilterDDL_SelectedIndexChanged" />
<asp:ImageButton ID="FB" runat="server" ImageUrl="~/images/filter.png" AlternateText="VALUE"
CssClass="filter_button" OnClick="FB_Click" />
<div onmouseout="javascript:bMouseOver=false;" onmouseover="javascript:bMouseOver=true;"
class="filter_div">
<asp:CheckBoxList AutoPostBack="true" ID="FilterCheckBoxList" ClientIDMode="Static"
runat="server" CssClass="filter_checklist collapsed" OnSelectedIndexChanged="FilterCheckBoxList_Selected">
</asp:CheckBoxList>
</div>
</div>
</ContentTemplate>
</asp:UpdatePanel>
我虽然应该将 ChildrenAsTriggers 设置为 false,这样我只能从代码中更新,但它似乎不起作用。