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将枚举绑定在下拉框DropDownList和ListBox中

2009-05-15 09:46 405 查看

前台页面

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default5.aspx.cs" Inherits="Default5" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >

<head runat="server">

<title>将枚举绑定在下拉框DropDownList和ListBox中</title>

</head>

<body>

<form id="form1" runat="server">

<div>

<asp:DropDownList ID="drpStatus" runat="server">

</asp:DropDownList>

<asp:ListBox ID="lbStatus" runat="server"></asp:ListBox>

</div>

</form>

</body>

</html>

后台代码

using System;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

public partial class Default5 : System.Web.UI.Page

{

private void Page_Load(object sender, System.EventArgs e)

{

ListType();

}

/// <summary>

/// 绑定下拉框

/// </summary>

private void ListType()

{

drpStatus.Items.Clear();

drpStatus.DataSource = ListTypeForEnum();

drpStatus.DataValueField = "value";

drpStatus.DataTextField = "text";

drpStatus.DataBind();

lbStatus.Items.Clear();

lbStatus.DataSource = ListTypeForEnum();

lbStatus.DataValueField = "value";

lbStatus.DataTextField = "text";

lbStatus.DataBind();

}

/// <summary>

/// 把枚举转换成数组

/// </summary>

/// <returns></returns>

public static IList ListTypeForEnum()

{

ArrayList list = new ArrayList();

foreach (int i in Enum.GetValues(typeof(EnumActivityType)))

{

ListItem listitem = new ListItem(Enum.GetName(typeof(EnumActivityType), i), i.ToString());

list.Add(listitem);

}

return list;

}

/// <summary>

/// 枚举

/// </summary>

public enum EnumActivityType

{

Task = 1,

Fax = 2,

Phone = 3,

Email = 4,

Reminder = 5,

Appointment = 6,

Expiration = 7,

Inquiry = 8

}

}

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