管理软件coolite开发之登录

开发环境:VS2008、SQL Server2005、Coolite Toolkit

界面

管理软件coolite开发之登录

UI代码:

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="login.aspx.cs" Inherits="e_HR.login" %>



<%@ Register Assembly="Coolite.Ext.Web" Namespace="Coolite.Ext.Web" TagPrefix="ext" %>



<!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>e-HR Login</title>

        <style type="text/css">

 .user{ background:url(images/user.gif) no-repeat 1px 2px; }

 .key{ background:url(images/key.gif) no-repeat 1px 2px;  }

 .key,.user{

  background-color:#FFFFFF;

  padding-left:20px;

  font-weight:bold;

  color:#000033;

 }

</style>

</head>

<body>

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

        <ext:scriptmanager runat="server"/>        

    <ext:Window ID="WinLogin" runat="server" Collapsible="true" Height="200px" 

        Icon="Application" Title="Login From" Width="350px" Closable="False">

        <Body>

            <ext:FormLayout ID="FormLayout1" runat="server">

                <Anchors>

                        <ext:Anchor Horizontal="100%">

                        <ext:TextField runat="server" FieldLabel="User Name" ID="tbxUserID" EmptyText="请输入用户名:" AllowBlank="False" TabIndex="1" FieldClass="user" />

                        </ext:Anchor>

                        <ext:Anchor Horizontal="100%">

                        <ext:TextField runat="server" AllowBlank="False" ID="tbxPSW" EmptyText="请输入密码" FieldLabel="Pass Word" InputType="Password" TabIndex="2" FieldClass="key" />

                        </ext:Anchor>

                        <ext:Anchor Horizontal="100%">

                        <ext:TextField runat="server" AllowBlank="False" ID="tbxCaptcha" EmptyText="请输入验证码" FieldLabel="Validate Code"  TabIndex="3" />

                        </ext:Anchor>

                        <ext:Anchor Horizontal="100%">

                        <ext:Image ID="imgCaptcha" runat="server" ImageUrl="~/basic/captcha/captcha.ashx?w=207&h=30" />

                        </ext:Anchor> 

                </Anchors>

            </ext:FormLayout>

        </Body>

             <Buttons>

                <ext:Button ID="btnLogin" runat="server" Text="登录" Icon="Accept" Pressed="true" TabIndex="4">

                

                    <Listeners>

                        <Click Handler="

                            if(!#{tbxUserID}.validate() || !#{tbxPSW}.validate()|| !#{tbxCaptcha}.validate()) {

                                Ext.Msg.alert('警告','用户名或密码或验证码不能为空!');

                                // return false to prevent the btnLogin_Click Ajax Click event from firing.

                                return false; 

                            }" />

                    </Listeners>

                    <AjaxEvents>

                        <Click OnEvent="btnLogin_Click">

                            <EventMask ShowMask="true" Msg="数据验证中..." MinDelay="50" />

                        </Click>

                    </AjaxEvents>

                </ext:Button>

                

<%--             <ext:Button ID="btnReset" runat="server" Text="重置" Type="Reset" Icon="ArrowRefreshSmall">

            <Listeners>

                <Click Handler="login.getForm().reset();" />

            </Listeners>

            </ext:Button>--%>

                

                <ext:Button ID="btnCancel" runat="server" Text="退出" Icon="Cancel" OnClientClick="javascript:window.close();" TabIndex="5" StyleSpec="margin-right:50;margin-left:25;float:right;">

                </ext:Button>

            </Buttons>



    </ext:Window>

    </form>

</body>

</html>


C#代码:

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using Coolite;

using Coolite.Ext;

using Coolite.Ext.Web;

using Coolite.Utilities;

using Sys_Business;

namespace e_HR

{

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

    {

        protected void Page_Load(object sender, EventArgs e)

        {

            if (!IsPostBack)

            {

                LoadData();

            }

        }

        // For generating random numbers.

        private Random random = new Random();



        private void LoadData()

        {

            // Create a random code and store it in the Session object.

            Session["CaptchaImageText"] = GenerateRandomCode();

        }



        private string GenerateRandomCode()

        {

            string s = "";

            for (int i = 0; i < 6; i++)

                s = String.Concat(s, random.Next(10).ToString());

            return s;

        }

        protected void btnLogin_Click(object sender, AjaxEventArgs e) 

        {

            //if (tbxCaptcha.Text != Session["CaptchaImageText"].ToString())

            //{

            //    Alert.ShowInParent("Error Validate Code!");

            //    return;

            //}

            string msg = Sys_Business.Systeminfo.Winlogin(tbxUserID.Text, tbxPSW.Text).ToString();

            //if (tbxUserName.Text == "admin" && tbxPassword.Text == "admin")

            if (msg == "")

            {

                Session["User_ID"] = tbxUserID.Text;

                Response.Redirect("main.aspx");

            }

            else

            {



                //Alert.ShowInParent("Login Failed!");

                //Alert.ShowInParent(msg);

                //LoadData();

                Ext.Msg.Show(new MessageBox.Config { Title = "错误", Message = msg, Icon = (MessageBox.Icon)Enum.Parse(typeof(MessageBox.Icon), "ERROR") });

            }

        }

    }

}

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