我用vs2010做asp.net 写以下代码
后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;
using System.Data.SqlClient;namespace zty
{
public partial class Login : System.Web.UI.Page
{
SqlConnection Conn = null;
SqlCommand Comm = null;
SqlDataAdapter Myadapter = null;
DataSet Myds = null;
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
Session.Clear();
}
dl.Attributes.Add("onmouseover", "this.src='../images/bn_2.gif'");
dl.Attributes.Add("onmouseout", "this.src='../images/bn_1.gif'");
} protected void dl_Click(object sender, ImageClickEventArgs e)
{
Conn = new SqlConnection((string)Application["sql_zty"]);
Conn.Open();
string xm = Projectname.Text.ToString().Trim();
string zh = Username.Text.ToString().Trim();
string mm = password.Text.ToString().Trim();
string sql_str = "";
if (zh == "")
{
Response.Write("<script>alert('请输入登陆帐号！');history.back();</script>");
Response.End();
}
else if (mm == "")
{
Response.Write("<script>alert('请输入登陆密码！');history.back();</script>");
Response.End();
}
else if (xm != "")
{
sql_str = "select * from Login where Account='" + zh + "' and Name='" + xm + "'";
Myadapter = new SqlDataAdapter(sql_str, Conn);
Myds = new DataSet();
Myadapter.Fill(Myds, "Login");
if (Myds.Tables["Login"].Rows.Count <= 0)
{
Response.Write("<script>alert('您还没有注册帐号或未参加该项目！');history.back();</script>");
}
else
{
string pass = Myds.Tables["Login"].Rows[0]["password"].ToString().Trim();
string projectstrat = Myds.Tables["Login"].Rows[0]["status"].ToString().Trim();
string userstrat = Myds.Tables["Login"].Rows[0]["userstatus"].ToString().Trim();
string Project = Myds.Tables["Login"].Rows[0]["Projectstatus"].ToString().Trim();
if (pass != mm)
{
Response.Write("<script>alert('用户密码输入错误！');history.back();</script>");
Response.End();
}
else if (projectstrat == "0")
{
Response.Write("<script>alert('客服还未审核该项目！');history.back();</script>");
Response.End();
}
else if (projectstrat == "2")
{
string projectReason = Myds.Tables["Login"].Rows[0]["Reason"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "该项目的审核未被通过！", "<script language='javascript' >alert('因" + projectReason + "的原因，网站管理人员未通过该项目的审核！');</script>");
}
else if (userstrat == "0")
{
Response.Write("<script>alert('您加入该项目的申请还未被项目创建人审核！');history.back();</script>");
Response.End();
}
else if (userstrat == "2")
{
string userReason = Myds.Tables["Login"].Rows[0]["userReason"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您加入该项目的审核未被通过！", "<script language='javascript' >alert('因" + userReason + "的原因，项目创建者未通过该项目的审核！');</script>");
}
else if (userstrat == "3")
{
string stopReason = Myds.Tables["Login"].Rows[0]["stop"].ToString().Trim();
string stoptime = Myds.Tables["Login"].Rows[0]["Enddate"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您已经被踢出该项目！", "<script language='javascript' >alert('因" + stopReason + "的原因，您已经于" + stoptime + "被项目创建者踢出该项目！');</script>");
}
else if (userstrat == "4")
{
string endtime = Myds.Tables["Login"].Rows[0]["Enddate"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您已经退出该项目！", "<script language='javascript' >alert(您已经于" + endtime + "退出该项目！');</script>");
}
else if (Project == "1")
{
System.Web.UI.ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "友情提示！", "confirm('该项目已结束，您确认要进入该项目吗？')", true);
string name = Myds.Tables["Login"].Rows[0]["username"].ToString().Trim();
string userid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string projectname = Myds.Tables["Login"].Rows[0]["name"].ToString().Trim();
string projectid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string adds = Myds.Tables["Login"].Rows[0]["adds"].ToString().Trim();
Session["username"] = name;
Session["userid"] = userid;
Session["name"] = projectname;
Session["userid"] = projectid;
Session["adds"] = adds;
Response.Redirect("Manage/index.aspx");
}
else
{
string name = Myds.Tables["Login"].Rows[0]["username"].ToString().Trim();
string userid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string projectname = Myds.Tables["Login"].Rows[0]["name"].ToString().Trim();
string projectid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string adds = Myds.Tables["Login"].Rows[0]["adds"].ToString().Trim();
Session["username"] = name;
Session["userid"] = userid;
Session["name"] = projectname;
Session["userid"] = projectid;
Session["adds"] = adds;
Response.Redirect("Manage/index.aspx");
}
}
}
else
{
wxm.Visible = true;
}
} protected void xm_yes_Click(object sender, EventArgs e)
{
wxm.Visible = false;
Conn = new SqlConnection((string)Application["sql_zty"]);
Conn.Open();
string xm = Projectname.Text.ToString().Trim();
string zh = Username.Text.ToString().Trim();
string mm = password.Text.ToString().Trim();
string sql_str = "";
sql_str = "select * from Users where Account='" + zh + "'";
Myadapter = new SqlDataAdapter(sql_str, Conn);
Myds = new DataSet();
Myadapter.Fill(Myds, "Users");
if (Myds.Tables["Users"].Rows.Count <= 0)
{
Response.Write("<script>alert('当前用户不存在！');history.back();</script>");
}
else
{
string upass = Myds.Tables["users"].Rows[0]["password"].ToString().Trim();
if (upass != mm)
{
Response.Write("<script>alert('用户密码输入错误！');history.back();</script>");
Response.End();
}
else
{
string name = Myds.Tables["users"].Rows[0]["name"].ToString().Trim();
string userid = Myds.Tables["users"].Rows[0]["id"].ToString().Trim();
Session["name"] = name;
Session["userid"] = userid;
Response.Redirect("Manage/index.aspx");
} }
Comm.Dispose();
Conn.Close();
Conn.Dispose();
} protected void xm_no_Click(object sender, EventArgs e)
{
wxm.Visible = false;
}
}
}我要达到的目的是框xm里有没有内容都可以登入 但会跳出个div提示框是否确定xm为空 是的话就执行下面的是的话就登陆 否的话就div提示框隐藏 如果xm不为空则直接登陆但现在实际情况是这样的：我xm框里不输入东西 在zh和mm框里输上了，点登陆 跳出刚才那个div框 按框里的否的话是正常的，按是的话 他跳出密码错误提示（其实密码是正确的），密码错误提示上的确定点了以后 跳回登陆窗口 发现div提示框没隐藏（我明明写过隐藏的），然后在密码框里填入密码，再按div提示框上的是才可以正常登陆
经过证实那个跳出的密码错误提示是那个叫xm_yes的按钮里的
后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;
using System.Data.SqlClient;namespace zty
{
public partial class Login : System.Web.UI.Page
{
SqlConnection Conn = null;
SqlCommand Comm = null;
SqlDataAdapter Myadapter = null;
DataSet Myds = null;
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
Session.Clear();
}
dl.Attributes.Add("onmouseover", "this.src='../images/bn_2.gif'");
dl.Attributes.Add("onmouseout", "this.src='../images/bn_1.gif'");
} protected void dl_Click(object sender, ImageClickEventArgs e)
{
Conn = new SqlConnection((string)Application["sql_zty"]);
Conn.Open();
string xm = Projectname.Text.ToString().Trim();
string zh = Username.Text.ToString().Trim();
string mm = password.Text.ToString().Trim();
string sql_str = "";
if (zh == "")
{
Response.Write("<script>alert('请输入登陆帐号！');history.back();</script>");
Response.End();
}
else if (mm == "")
{
Response.Write("<script>alert('请输入登陆密码！');history.back();</script>");
Response.End();
}
else if (xm != "")
{
sql_str = "select * from Login where Account='" + zh + "' and Name='" + xm + "'";
Myadapter = new SqlDataAdapter(sql_str, Conn);
Myds = new DataSet();
Myadapter.Fill(Myds, "Login");
if (Myds.Tables["Login"].Rows.Count <= 0)
{
Response.Write("<script>alert('您还没有注册帐号或未参加该项目！');history.back();</script>");
}
else
{
string pass = Myds.Tables["Login"].Rows[0]["password"].ToString().Trim();
string projectstrat = Myds.Tables["Login"].Rows[0]["status"].ToString().Trim();
string userstrat = Myds.Tables["Login"].Rows[0]["userstatus"].ToString().Trim();
string Project = Myds.Tables["Login"].Rows[0]["Projectstatus"].ToString().Trim();
if (pass != mm)
{
Response.Write("<script>alert('用户密码输入错误！');history.back();</script>");
Response.End();
}
else if (projectstrat == "0")
{
Response.Write("<script>alert('客服还未审核该项目！');history.back();</script>");
Response.End();
}
else if (projectstrat == "2")
{
string projectReason = Myds.Tables["Login"].Rows[0]["Reason"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "该项目的审核未被通过！", "<script language='javascript' >alert('因" + projectReason + "的原因，网站管理人员未通过该项目的审核！');</script>");
}
else if (userstrat == "0")
{
Response.Write("<script>alert('您加入该项目的申请还未被项目创建人审核！');history.back();</script>");
Response.End();
}
else if (userstrat == "2")
{
string userReason = Myds.Tables["Login"].Rows[0]["userReason"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您加入该项目的审核未被通过！", "<script language='javascript' >alert('因" + userReason + "的原因，项目创建者未通过该项目的审核！');</script>");
}
else if (userstrat == "3")
{
string stopReason = Myds.Tables["Login"].Rows[0]["stop"].ToString().Trim();
string stoptime = Myds.Tables["Login"].Rows[0]["Enddate"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您已经被踢出该项目！", "<script language='javascript' >alert('因" + stopReason + "的原因，您已经于" + stoptime + "被项目创建者踢出该项目！');</script>");
}
else if (userstrat == "4")
{
string endtime = Myds.Tables["Login"].Rows[0]["Enddate"].ToString().Trim();
ClientScript.RegisterStartupScript(this.GetType(), "您已经退出该项目！", "<script language='javascript' >alert(您已经于" + endtime + "退出该项目！');</script>");
}
else if (Project == "1")
{
System.Web.UI.ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "友情提示！", "confirm('该项目已结束，您确认要进入该项目吗？')", true);
string name = Myds.Tables["Login"].Rows[0]["username"].ToString().Trim();
string userid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string projectname = Myds.Tables["Login"].Rows[0]["name"].ToString().Trim();
string projectid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string adds = Myds.Tables["Login"].Rows[0]["adds"].ToString().Trim();
Session["username"] = name;
Session["userid"] = userid;
Session["name"] = projectname;
Session["userid"] = projectid;
Session["adds"] = adds;
Response.Redirect("Manage/index.aspx");
}
else
{
string name = Myds.Tables["Login"].Rows[0]["username"].ToString().Trim();
string userid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string projectname = Myds.Tables["Login"].Rows[0]["name"].ToString().Trim();
string projectid = Myds.Tables["Login"].Rows[0]["userid"].ToString().Trim();
string adds = Myds.Tables["Login"].Rows[0]["adds"].ToString().Trim();
Session["username"] = name;
Session["userid"] = userid;
Session["name"] = projectname;
Session["userid"] = projectid;
Session["adds"] = adds;
Response.Redirect("Manage/index.aspx");
}
}
}
else
{
wxm.Visible = true;
}
} protected void xm_yes_Click(object sender, EventArgs e)
{
wxm.Visible = false;
Conn = new SqlConnection((string)Application["sql_zty"]);
Conn.Open();
string xm = Projectname.Text.ToString().Trim();
string zh = Username.Text.ToString().Trim();
string mm = password.Text.ToString().Trim();
string sql_str = "";
sql_str = "select * from Users where Account='" + zh + "'";
Myadapter = new SqlDataAdapter(sql_str, Conn);
Myds = new DataSet();
Myadapter.Fill(Myds, "Users");
if (Myds.Tables["Users"].Rows.Count <= 0)
{
Response.Write("<script>alert('当前用户不存在！');history.back();</script>");
}
else
{
string upass = Myds.Tables["users"].Rows[0]["password"].ToString().Trim();
if (upass != mm)
{
Response.Write("<script>alert('用户密码输入错误！');history.back();</script>");
Response.End();
}
else
{
string name = Myds.Tables["users"].Rows[0]["name"].ToString().Trim();
string userid = Myds.Tables["users"].Rows[0]["id"].ToString().Trim();
Session["name"] = name;
Session["userid"] = userid;
Response.Redirect("Manage/index.aspx");
} }
Comm.Dispose();
Conn.Close();
Conn.Dispose();
} protected void xm_no_Click(object sender, EventArgs e)
{
wxm.Visible = false;
}
}
}我要达到的目的是框xm里有没有内容都可以登入 但会跳出个div提示框是否确定xm为空 是的话就执行下面的是的话就登陆 否的话就div提示框隐藏 如果xm不为空则直接登陆但现在实际情况是这样的：我xm框里不输入东西 在zh和mm框里输上了，点登陆 跳出刚才那个div框 按框里的否的话是正常的，按是的话 他跳出密码错误提示（其实密码是正确的），密码错误提示上的确定点了以后 跳回登陆窗口 发现div提示框没隐藏（我明明写过隐藏的），然后在密码框里填入密码，再按div提示框上的是才可以正常登陆
经过证实那个跳出的密码错误提示是那个叫xm_yes的按钮里的
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<head runat="server">
<title>找图易——登录</title>
<link href="css.css" rel="stylesheet" type="text/css" />
<script type="text/JavaScript"> function MM_preloadImages() { //v3.0
var d = document; if (d.images) {
if (!d.MM_p) d.MM_p = new Array();
var i, j = d.MM_p.length, a = MM_preloadImages.arguments; for (i = 0; i < a.length; i++)
if (a[i].indexOf("#") != 0) { d.MM_p[j] = new Image; d.MM_p[j++].src = a[i]; }
}
} function MM_findObj(n, d) { //v4.01
var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
d = parent.frames[n.substring(p + 1)].document; n = n.substring(0, p);
}
if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
for (i = 0; !x && d.layers && i < d.layers.length; i++) x = MM_findObj(n, d.layers[i].document);
if (!x && d.getElementById) x = d.getElementById(n); return x;
} function MM_swapImgRestore() { //v3.0
var i, x, a = document.MM_sr; for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) x.src = x.oSrc;
} function MM_swapImage() { //v3.0
var i, j = 0, x, a = MM_swapImage.arguments; document.MM_sr = new Array; for (i = 0; i < (a.length - 2); i += 3)
if ((x = MM_findObj(a[i])) != null) { document.MM_sr[j++] = x; if (!x.oSrc) x.oSrc = x.src; x.src = a[i + 2]; }
}</script>
<style type="text/css">.STYLE1 {color: #FFFFFF}</style>
</head><body onload="MM_preloadImages('images/enter_2.jpg','images/bn_2.gif')" >
<form runat="server">
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="150" align="center" valign="bottom" background="images/lt_1.gif"><img src="images/logo.jpg" width="167" height="60" alt="" /></td>
</tr>
<tr>
<td background="images/tt.jpg"><img src="images/tt.jpg" width="35" height="17" alt="" /></td>
</tr>
<tr>
<td height="200" align="center"><table width="270" border="0" cellspacing="0" cellpadding="0" >
<tr>
<td height="30" bgcolor="#141414"><table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td><img src="images/information.png" width="16" height="16" alt="" /></td>
<td><span class="biao">新用户请点击<a href="#" class="b">立即注册</a> 老用户请点击<a href="#" class="b">忘记密码</a></span></td>
</tr>
</table></td>
</tr>
<tr>
<td><table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="40%"><div align="right" class="biao">项目名Projectname</div> <div style="position:absolute; z-index: 2000; margin:0 auto;" id="wxm" runat="server" visible="false" width="100%" height="100%" align="center">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td height="20px" width="200px" bgcolor="#0066CC" align="left">提示</td>
</tr>
<tr>
<td height="60px" width="200px" bgcolor="#CCCCCC"> 您确定不登陆项目吗？</td>
</tr>
<tr>
<td height="20px" width="200px" bgcolor="#CCCCCC"><asp:Button ID="xm_yes" Text="是" runat="server" OnClick="xm_yes_Click" /> <asp:Button ID="xm_no" Text="否" runat="server" OnClick="xm_no_Click" /></td>
</tr>
</table>
</div></td>
<td width="60%" height="40" align="center">
<asp:TextBox width="150px" maxlength="20" id="Projectname" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td><div align="right" class="biao">用户名Username</div></td>
<td height="40" align="center">
<asp:TextBox width="150px" maxlength="20" id="Username" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td><div align="right"><span class="biao">密码password</span></div></td>
<td height="40" align="center">
<asp:TextBox width="150px" maxlength="20" id="password" runat="server" TextMode="Password"></asp:TextBox>
</td>
</tr>
</table></td>
</tr>
<tr>
<td height="40"><div align="center">
<table width="58%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="60%"><asp:ImageButton Width="80px" Height="26px" runat="server" ID="dl" ImageUrl="~/images/bn_1.gif" OnClick="dl_Click" />
</td>
<td width="40%"><a href="#" class="biao">游客访问</a></td>
</tr>
</table>
</div></td>
</tr>
</table></td>
</tr>
</table>
</form>
</body>
</html>