Hi indradeo,
Please refer below sample code.
HTML
MasterPage
<html>
<head runat="server">
<title></title>
<asp:ContentPlaceHolder id="head" runat="server">
</asp:ContentPlaceHolder>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ContentPlaceHolder id="ContentPlaceHolder1" runat="server">
</asp:ContentPlaceHolder>
</div>
</form>
</body>
</html>
Default
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<div class="auto-style1">
<br />
</div>
<div class="auto-style1">
<br>
</div>
<div class="cont">
<div class="form sign-in">
<h2>Welcome </h2>
<h2>To Asset. Managment System</h2>
<label>
<span>User Id</span>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
</label>
<label>
<span>Password</span>
<asp:TextBox ID="TextBox2" runat="server" TextMode="Password"></asp:TextBox>
</label>
<input name="btnLogin" id="btnLogin" type="submit" class="submit" value="Login" />
</div>
<div class="sub-cont">
<div class="img">
<div class="img__text m--up">
<img src="images/munpl_logo.png" style="height: 134px; width: 131px; margin-left: 0" /><br />
<h3 style="width: 331px"><b>Meja Thermal Power Plant</b></h3>
<h5>A Joint Venture of NTPC Ltd & UPRVUNL</h5>
<br />
</div>
</div>
</div>
</div>
</div>
<asp:LinkButton ID="LinkButton2" runat="server" OnClick="LinkButton1_Click" Style="text-align: center; background-color: #FFFFFF; font-weight: 700;">Back to Dashboard</asp:LinkButton>
</form>
</body>
</html>
Default2
<asp:Content ID="Content1" ContentPlaceHolderID="head" Runat="Server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
<div>
Employee Id: <asp:Label ID="lblEmployeeId" runat="server"></asp:Label>
</div>
</asp:Content>
Home
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
Employee Id: <asp:Label ID="lblEmployeeId" runat="server"></asp:Label>
</form>
</body>
</html>
Code
Default
protected void Page_Load(object sender, EventArgs e)
{
int PROJECT_ID;
string constr = ConfigurationManager.ConnectionStrings["constr"].ToString();
using (SqlConnection con = new SqlConnection(constr))
{
using (SqlCommand cmd = new SqlCommand("SELECT * FROM Users WHERE UserId=@UserId AND Password=@Password ", con))
{
DataTable dt = new DataTable();
SqlDataAdapter sda = new SqlDataAdapter(cmd);
cmd.Parameters.AddWithValue("@UserId", TextBox1.Text);
cmd.Parameters.AddWithValue("@Password", TextBox2.Text);
sda.Fill(dt);
if (dt.Rows.Count > 0)
{
PROJECT_ID = int.Parse(dt.Rows[0]["UserId"].ToString());
switch (PROJECT_ID)
{
case 1:
Response.Redirect(string.Format("~/Default2.aspx?EmpId={0}", TextBox1.Text));
break;
case 2:
Response.Redirect(string.Format("~/Home.aspx?EmpId={0}", TextBox1.Text));
break;
}
}
}
}
}
protected void LinkButton1_Click(object sender, EventArgs e)
{
Response.Redirect("http://10.1.246.41/intranet/English/directory_asst.aspx");
}
Default2
protected void Page_Load(object sender, EventArgs e)
{
lblEmployeeId.Text = Request.QueryString["EmpId"];
}
Home
protected void Page_Load(object sender, EventArgs e)
{
lblEmployeeId.Text = Request.QueryString["EmpId"];
}