2014年5月24日 星期六

ASP.NET Combobox Sample

ASP.NET Combobox Sample
DropDownList TextBox


HTML:
  1. <html xmlns="http://www.w3.org/1999/xhtml">
  2. <head runat="server">
  3. <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
  4.     <title></title>
  5.     <style type="text/css">
  6.         .t1
  7.         {
  8.             width:200px;
  9.             position:absolute;
  10.         }
  11.         .d1
  12.         {
  13.             width:217px;
  14.             height:22px;
  15.             clip:rect(auto auto auto 200px);
  16.             position:absolute;
  17.         }
  18.     </style>
  19. </head>
  20. <body>
  21.     <form id="form1" runat="server">
  22.     <div>
  23.         <asp:TextBox ID="TextBox1" runat="server" CssClass="t1" ></asp:TextBox>
  24.         <asp:DropDownList ID="DropDownList1" runat="server" CssClass="d1" OnSelectedIndexChanged="DropDownList1_SelectedIndexChanged"  AutoPostBack="true">
  25.             <asp:ListItem Text="a" Value="1"></asp:ListItem>
  26.             <asp:ListItem Text="b" Value="2"></asp:ListItem>
  27.             <asp:ListItem Text="c" Value="3"></asp:ListItem>
  28.         </asp:DropDownList>
  29.     </div>
  30.     </form>
  31. </body>
  32. </html>

C#:
  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Web;
  5. using System.Web.UI;
  6. using System.Web.UI.WebControls;
  7.  
  8. public partial class Test_tsCombobox : System.Web.UI.Page
  9. {
  10.     protected void Page_Load(object sender, EventArgs e)
  11.     {
  12.  
  13.     }
  14.     protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
  15.     {
  16.         TextBox1.Text = DropDownList1.SelectedItem.Text;
  17.     }
  18. }

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