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LoginWindow.cs
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LoginWindow.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.Runtime.InteropServices;
using System.Configuration;
namespace POS_Team_Elite
{
public partial class LoginWindow : Form
{
[DllImport("Gdi32.dll", EntryPoint = "CreateRoundRectRgn")]
private static extern IntPtr CreateRoundRectRgn
(
int nLeftRect, // x-coordinate of upper-left corner
int nTopRect, // y-coordinate of upper-left corner
int nRightRect, // x-coordinate of lower-right corner
int nBottomRect, // y-coordinate of lower-right corner
int nWidthEllipse, // width of ellipse
int nHeightEllipse // height of ellipse
);
// deop shadow
/*private const int CS_DropShadow = 0x0020000;
protected override CreateParams CreateParams
{
get
{
CreateParams cp = base.CreateParams;
cp.ClassStyle |= CS_DropShadow;
return cp;
}
}*/
public LoginWindow()
{
InitializeComponent();
this.FormBorderStyle = FormBorderStyle.None;
Region = System.Drawing.Region.FromHrgn(CreateRoundRectRgn(0, 0, Width, Height, 35,35));
}
string ConnectionString = ConfigurationManager.ConnectionStrings["POS_Team_Elite.Properties.Settings.EliteDBConnectionString"].ConnectionString;
//public string ConnectionString = "Data Source=(LocalDB)\\MSSQLLocalDB;AttachDbFilename=G:\\teamElite\\POS_Team_Elite\\TeamELiteDB.mdf;Integrated Security=True";
public void loginProcess()
{
string ToCheckUsername = TbLoginUsername.Text.Trim();
string TocheckPassword = TbloginPass.Text.Trim();
if (ToCheckUsername == "" || TocheckPassword == "")
{
//check is there any empty field
MessageBox.Show("Fill all fields", "Attention", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
//open db connection to get data from db to match username and password to log in
SqlConnection DB_conn = new SqlConnection(ConnectionString);
DB_conn.Open();
if (DB_conn.State == System.Data.ConnectionState.Open)
{
SqlCommand Command = new SqlCommand("SELECT PersonName,Username,UserPassword,UserType,ProfileImage,SystemUserID from SystemUsers where Username = '" + ToCheckUsername + "' AND UserPassword = '" + TocheckPassword + "'", DB_conn);
SqlDataReader row = Command.ExecuteReader();
while (row.Read())
{
// get data from db to tb for matching
NameFromDB.Text = row.GetValue(0).ToString();
UserNameFromDB.Text = row.GetValue(1).ToString();
PasswordFromDB.Text = row.GetValue(2).ToString();
UserRoleFromDB.Text = row.GetValue(3).ToString();
ProPicTB.Text = row.GetValue(4).ToString();
USerID = row.GetValue(5).ToString();
}
if (UserNameFromDB.Text == ToCheckUsername && PasswordFromDB.Text == TocheckPassword)
{
if (UserRoleFromDB.Text == "Admin user") //check what is the user role
{
//assign user's name and position to that vsriables
UserNameToDashboard = NameFromDB.Text;
UserRoleToDashboard = UserRoleFromDB.Text;
UserProfilePIcNUmber = ProPicTB.Text;
Dashboard admindashboard = new Dashboard();
admindashboard.Show();
this.Hide();
}
else if (UserRoleFromDB.Text == "Nomal user")
{
UserDashboard userDashboard= new UserDashboard();
userDashboard.Show();
this.Hide();
}
// MessageBox.Show("UserName And Password aren't Match");
}
else if (UserNameFromDB.Text == "" && PasswordFromDB.Text == "")
{
MessageBox.Show("UserName And Password aren't Match", "Check Again", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
}
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
}
private void CloseBtn_Click(object sender, EventArgs e)
{
Close();
}
public static string UserNameToDashboard = "";//send username and position to dashboard to preview
public static string UserRoleToDashboard = "";
public static string UserProfilePIcNUmber = "";
public static string USerID = "";
private void LoginBtn_Click(object sender, EventArgs e)
{
string ToCheckUsername = TbLoginUsername.Text.Trim();
string TocheckPassword = TbloginPass.Text.Trim();
if (ToCheckUsername == "" || TocheckPassword == "")
{
//check is there any empty field
MessageBox.Show("Fill all fields", "Attention", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else {
//open db connection to get data from db to match username and password to log in
SqlConnection DB_conn = new SqlConnection(ConnectionString);
DB_conn.Open();
if (DB_conn.State == System.Data.ConnectionState.Open) {
SqlCommand Command = new SqlCommand("SELECT PersonName,Username,UserPassword,UserType,ProfileImage,SystemUserID from SystemUsers where Username = '" + ToCheckUsername + "' AND UserPassword = '" + TocheckPassword + "'", DB_conn);
SqlDataReader row = Command.ExecuteReader();
while (row.Read())
{
// get data from db to tb for matching
NameFromDB.Text = row.GetValue(0).ToString();
UserNameFromDB.Text = row.GetValue(1).ToString();
PasswordFromDB.Text = row.GetValue(2).ToString();
UserRoleFromDB.Text = row.GetValue(3).ToString();
ProPicTB.Text = row.GetValue(4).ToString();
USerID = row.GetValue(5).ToString();
}
if (UserNameFromDB.Text == ToCheckUsername && PasswordFromDB.Text == TocheckPassword)
{
if (UserRoleFromDB.Text == "Admin user") //check what is the user role
{
//assign user's name and position to that vsriables
UserNameToDashboard = NameFromDB.Text;
UserRoleToDashboard = UserRoleFromDB.Text;
UserProfilePIcNUmber = ProPicTB.Text;
Dashboard admindashboard = new Dashboard();
admindashboard.Show();
this.Hide();
}
else if (UserRoleFromDB.Text == "Nomal user")
{
/*
UserDashboard UserDashbrd = new UserDashboard();
UserDashbrd.Show();
this.Hide();
*/
}
// MessageBox.Show("UserName And Password aren't Match");
}
else if (UserNameFromDB.Text == "" && PasswordFromDB.Text == "")
{
MessageBox.Show("UserName And Password aren't Match" ,"Check Again", MessageBoxButtons.OK,MessageBoxIcon.Exclamation);
}
}
}
}
private void textBox1_TextChanged_1(object sender, EventArgs e)
{
}
private void textBox4_TextChanged(object sender, EventArgs e)
{
}
private void guna2Button1_Click(object sender, EventArgs e)
{
loginProcess();
}
private void TbloginPass_Enter(object sender, EventArgs e)
{
}
}
}