entity_List 如你所见。
entity_List
<asp:ListView ID="aList" runat="server" OnDataBound="aList_OnDataBound" DataKeyNames="ListServID" DataSourceID="ListServCon" InsertItemPosition="LastItem" selectedvalue='<%# Bind("ProviderID") %>' > <EditItemTemplate> <asp:DropDownList ID="ddlist" runat="server" Width="155px" AutoPostBack="true" SelectedValue='<%# Bind("ProviderID") %>' /> </EditItemTemplate> </asp:ListView>
代码隐藏:
if (aList.EditItem != null) { DropDownList ddlist_temp = (DropDownList)aList.EditItem.FindControl("ddlist"); ddlist_temp.DataSource = entity_List; ddlist_temp.DataTextField = "ShowText"; ddlist_temp.DataValueField = "ID"; ddlist_temp.DataBind(); }
如果SelectedValue是ProviderId,那么它不应该是:
ddlist_temp.DataValueField = "ProviderID";