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Login.cs
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Login.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.IO;
namespace QuestionPaper_Genration
{
public partial class BtnLogin : Form
{
public BtnLogin()
{
InitializeComponent();
}
private void BtLogin_Click(object sender, EventArgs e)
{
try
{
if (CmbLoginSelect.Text == "<--Select Login Type-->")
{
MessageBox.Show("Select Login Type.");
}
else
{
if (CmbLoginSelect.Text == "Admin")
{
if (txtusername.Text == "" || txtpassword.Text == "")
{
MessageBox.Show("Enter Uesername or Password.");
}
else
{
SqlCommand cmd = new SqlCommand("Select * from Login where Username=@Username and Password=@Password", DtConnection.Con);
DtConnection.Con.Open();
cmd.Parameters.AddWithValue("@Username", txtusername.Text.ToString().Trim());
cmd.Parameters.AddWithValue("@Password", txtpassword.Text.ToString().Trim());
SqlDataAdapter adp = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
adp.Fill(dt);
int q = Convert.ToInt32(cmd.ExecuteScalar());
if (q > 0)
{
DtConnection.Type = "Admin";
MDIParent Main = new MDIParent();
this.Hide();
Main.Show();
}
else
{
MessageBox.Show("Invalid Username or Password!");
}
}
}
else if (CmbLoginSelect.Text == "Faculty")
{
if (txtusername.Text == "" || txtpassword.Text == "")
{
MessageBox.Show("Enter Uesername or Password.");
}
else
{
SqlCommand cmd = new SqlCommand("Select * from Faculty_Master where EmailId=@EmailId and Password=@Password", DtConnection.Con);
DtConnection.Con.Open();
cmd.Parameters.AddWithValue("@EmailId", txtusername.Text.ToString().Trim());
cmd.Parameters.AddWithValue("@Password", txtpassword.Text.ToString().Trim());
SqlDataAdapter adp = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
adp.Fill(dt);
int q = Convert.ToInt32(cmd.ExecuteScalar());
if (q > 0)
{
DtConnection.Type = "Faculty";
DtConnection.FId = dt.Rows[0]["FId"].ToString();
DtConnection.SubId = dt.Rows[0]["SubId"].ToString();
//MDIParent Main = new MDIParent();
this.Hide();
//Main.Show();
ManageQuestion MQ = new ManageQuestion();
MQ.Show();
}
else
{
MessageBox.Show("Invalid Username or Password!");
}
}
}
}
DtConnection.Con.Close();
}
catch (Exception)
{
throw;
}
}
private void button2_Click(object sender, EventArgs e)
{
this.Close();
}
private void BtnLogin_Load(object sender, EventArgs e)
{
CmbLoginSelect.SelectedText = "<--Select Login Type-->";
}
private void label3_Click(object sender, EventArgs e)
{
}
}
}