您的位置：首页 > 运维架构

既能输入又能选择的DropDownList

2009-11-03 11:04 232 查看

WebForm3.aspx

<%@ Page language="c#" Codebehind="WebForm3.aspx.cs" AutoEventWireup="false" Inherits="project.WebForm3" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm3</title>
<meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
<script language="javascript">
function addTxtTanto(va){
document.all("txtTitle").value=va;
document.all("txtTitle").select();
}
function checktitle(){
var drp = document.all("DDLTitle");
var t=document.all("txtTitle");
var j=0;
if(t.value=="")
{
}
else{
for(var i=0;i<drp.length;i++){
if(t.value==drp.options(i).text){
drp.value=drp.options(i).value;
break;
}else{
j=j+1;
}
}
if(j==drp.length){
t.value="";
t.select();
alert("hh");
}
}
}
</script>
</HEAD>
<body ms_positioning="GridLayout">
<form id="Form1" method="post" runat="server">
<div id="selDiv" style="Z-INDEX: 101; LEFT: 48px; VISIBILITY: visible; CLIP: rect(0px 110px 80px 92px); POSITION: absolute; TOP: 26px"><asp:dropdownlist id="DDLTitle" style="Z-INDEX: -1" runat="server" Width="110"></asp:dropdownlist></div>
<asp:textbox id="txtTitle" style="Z-INDEX: 103; LEFT: 47px; POSITION: absolute; TOP: 26px" runat="server"
Width="111" Height="22" maxLength="50" Font-Size="10"></asp:textbox><asp:button id="Button1" style="Z-INDEX: 102; LEFT: 216px; POSITION: absolute; TOP: 56px" runat="server"
Text="选择"></asp:button>
<asp:Label id="Label1" style="Z-INDEX: 104; LEFT: 192px; POSITION: absolute; TOP: 120px" runat="server">Label</asp:Label>
</form>
</body>
</HTML>

WebForm3.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace project
{
public class WebForm3 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Button Button1;
protected System.Web.UI.WebControls.DropDownList DDLTitle;
protected System.Web.UI.WebControls.TextBox txtTitle;
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.UserControl Menu41;

private void Page_Load(object sender, System.EventArgs e)
{
if(DDLTitle.Items.Count==0)
{
//是否验证
// txtTitle.Attributes.Add("onblur","javascript:checktitle();");

DDLTitle.Attributes.Add("Onchange", "addTxtTanto(this.options[this.selectedIndex].innerText)");
DDLTitle.Items.Add("1");
DDLTitle.Items.Add("2");
DDLTitle.Items.Add("3");
}
}

#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}

/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Load += new System.EventHandler(this.Page_Load);

}
#endregion

private void Button1_Click(object sender, System.EventArgs e)
{
Label1.Text = txtTitle.Text;
}
}
}

内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理

标签：

相关文章推荐

新的分享

章节导航