Asp.Net控件使用小记

<asp:DropDownList ID="Type" runat="server" AutoPostBack="False" onselectedindexchanged="Type_SelectedIndexChanged" class="TableData">
　  <asp:ListItem Value="0">选择新闻类型</asp:ListItem>
<asp:ListItem Value="1">日程公告</asp:ListItem>
<asp:ListItem Value="2">工作公告</asp:ListItem>
</asp:DropDownList>

dropList1.Items.Add(new ListItem("发送人", "1"));
dropList1.Items.Add(new ListItem("收信人", "2"));

IList<SystemMessageTypeDto> list = service.GetMessageTypeAll();
dropList2.DataSource = list;
dropList2.DataTextField = "TypeName";
dropList2.DataValueField = "ID";
dropList2.DataBind();

ListItem item = typeDropList.Items.FindByValue(hiddType.Value);
item.Selected = true;