using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.Data.OleDb;

namespace?HosGoods
{
????public?partial?class?Frm_Login?:?Frm_Super
????{
???????static?public?string?adminName;
???????static?public?string?adminType;

????????public?Frm_Login（）
????????{
????????????InitializeComponent（）;
????????}

????????///?

????????///?檢查用戶名和密碼
????????///?

????????private?void?CheckLogin（string?namestring?pwd）
????????{
????????????try
????????????{??????????????
????????????????cls_Conn?conn?=?new?cls_Conn（）;
????????????????conn.Open（）;
????????????????string?sel?=?“select?*?from?Admin_UserInfo?where?AdminName?=‘“?+?name?+?“‘?and?AdminPwd?=‘“?+?pwd?+?“‘“;
????????????????OleDbDataAdapter?aCommand?=?new?OleDbDataAdapter（sel?conn.ChangeType（））;
????????????????aCommand.SelectCommand.CommandType?=?CommandType.Text;
????????????????OleDbDataReader?datareader?=?aCommand.SelectCommand.ExecuteReader（）;
????????????????if?（datareader.Read（）?==?true）
????????????????{
????????????????????datareader.Close（）;

????????????????????DataSet?ds?=?new?DataSet（）;
????????????????????aCommand.Fill（ds?“login“）;
????????????????????DataRow?dr;
????????????????????dr?=?ds.Tables[“login“].Rows[0];
????????????????????adminName?=?dr[“AdminName“].ToString（）;
????????????????????adminType?=?dr[“AdminType“].ToString（）.Trim（）;

????????????????????Frm_Main?fm?=?new?Frm_Main（）;
????????????????????this.Visible?=?false;
????????????????????fm.Visible?=?true;
????????????????}
????????????????else
????????????????{
????????????????????MessageBox.Show（“用戶名或密碼錯誤！“?“登錄失敗“）;
????????????????}
????????????????conn.Close（）;
????????????}
????????????catch?（Exception?e）
????????????{
????????????????MessageBox.Show（“數據庫連接失敗！“?+?e.Message?“登錄失敗“）;
????????????}
????????}

????????private?void?btnLogin_Click（object?sender?EventArgs?e）
????????{
????????????if?（txtUserName.Text?==?““?||?txtPassword.Text?==?““）
????????????{
????????????????MessageBox.Show（“用戶名或密碼不能為空！“?“提示“）;
????????????}
????????????else
????????????{
????????????????CheckLogin（this.txtUserName.Text.Trim（）this.txtPassword.Text.Trim（））;
????????????}
????????}

????????private?void?Frm_Login_FormClosing（object?sender?FormClosingEventArgs?e）
????????{
????????????Application.Exit（）;
????????}

????????private?void?btnClose_Click（object?sender?EventArgs?e）
????????{
????????????this.Close（）;
????????}

????????private?void?Frm_Login_Load（object?sender?EventArgs?e）
????????{

????????}

????????private?void?label3_Click（object?sender?EventArgs?e）
????????{

????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????428??2011-12-27?23:27??計算機綜合課程設計\代碼\HosGoods\app.config

?????文件????1277952??2011-12-29?15:58??計算機綜合課程設計\代碼\HosGoods\bin\Debug\Database\Data.mdb

?????文件?????802816??2011-12-27?23:48??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.exe

?????文件????????428??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.exe.config

?????文件?????732672??2011-12-27?23:48??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.pdb

?????文件??????14848??2011-12-29?16:10??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.vshost.exe

?????文件????????428??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.vshost.exe.config

?????文件????????490??2007-07-21?02:33??計算機綜合課程設計\代碼\HosGoods\bin\Debug\HosGoods.vshost.exe.manifest

?????文件????????884??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\ClassFolder\cls_Conn.cs

?????文件??????11885??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\ClassFolder\cls_PinYin.cs

????..A..H.???????163??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\ClassFolder\vssver2.scc

?????文件????1277952??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\Data.mdb

?????文件??????67566??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\DataSet2.Designer.cs

?????文件????????361??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\DataSet2.xsc

?????文件???????8562??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\DataSet2.xsd

?????文件??????????3??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\DataSet2.xss

?????文件????????302??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsAccount.cs

?????文件??????62563??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsAccount.Designer.cs

?????文件????????361??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsAccount.xsc

?????文件??????12631??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsAccount.xsd

?????文件????????862??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsAccount.xss

?????文件????????161??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsBuyGoods.cs

?????文件??????58024??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsBuyGoods.Designer.cs

?????文件????????361??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsBuyGoods.xsc

?????文件??????11304??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsBuyGoods.xsd

?????文件????????857??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsBuyGoods.xss

?????文件?????????82??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsData.cs

?????文件???????9064??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsData.Designer.cs

?????文件????????381??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsData.xsc

?????文件??????15981??2011-12-27?23:30??計算機綜合課程設計\代碼\HosGoods\Database\ddsData.xsd

............此處省略234個文件信息