private void buttonDN_Click(object sender, EventArgs e)
{
try
{
if (String.IsNullOrEmpty(textBoxTK.Text))
{
MessageBox.Show("Ban chua nhap ten tai khoan!!");
this.ActiveControl = textBoxTK;
}
else if (String.IsNullOrEmpty(textBoxMK.Text))
{
MessageBox.Show("Ban chua nhap mat khau!!");
this.ActiveControl = textBoxMK;
}
else
{
NguoiDung ndCheck = db.NguoiDungs.SingleOrDefault(x => x.TenUser == textBoxTK.Text && x.MatKhau == textBoxMK.Text);
if (ndCheck != null)
{
FormMainMenu formMain = new FormMainMenu();
formMain.ShowDialog();
}
else
{
MessageBox.Show("Tai khoan hoac mat khau sai!!");
textBoxTK.Clear();
textBoxMK.Clear();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void buttonDangNhap_Click(object sender, EventArgs e)
{
FormMainMenu fm = new FormMainMenu();
try
{
if (String.IsNullOrEmpty(textBoxTK.Text))
{
MessageBox.Show("Ban chua nhap ten tai khoan!!");
this.ActiveControl = textBoxTK;
}
else if (String.IsNullOrEmpty(textBoxMK.Text))
{
MessageBox.Show("Ban chua nhap mat khau!!");
this.ActiveControl = textBoxMK;
}
else
{
UserTaiKhoan user = db.UserTaiKhoans.SingleOrDefault(x => x.TaiKhoan == textBoxTK.Text &&
x.MatKhau == textBoxTK.Text);
if (user != null)
{
this.Hide();
fm.ShowDialog();
this.Close();
}
else
{
MessageBox.Show("Tai khoan hoac mat khau khong dung!!!");
textBoxTK.Clear();
textBoxMK.Clear();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnLogin_Click(object sender, EventArgs e)
{
if (String.IsNullOrWhiteSpace(txtPassword.Text) || String.IsNullOrWhiteSpace(txtUsername.Text))
{
MessageBox.Show("Please fill in required fields!", "Information", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
con.Open();
cmd.Connection = con;
cmd.CommandText = "SELECT UserName, Position, isActive FROM tblUserAccounts WHERE UserName = '******' AND Password = '******'";
dr = cmd.ExecuteReader();
if (dr.Read())
{
if (Convert.ToInt32(dr["Position"]) == 1 && Convert.ToInt32(dr["isActive"]) == 1)
{
this.Hide();
frmAdminMainMenu.ShowDialog();
this.Close();
}
else if (Convert.ToInt32(dr["Position"]) == 2 && Convert.ToInt32(dr["isActive"]) == 1)
{
this.Hide();
frmStaffMainMenu.ShowDialog();
this.Close();
}
else
{
MessageBox.Show("User Account is has been blocked!", "Information", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
else
{
MessageBox.Show("User Account is not existing!", "Information", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
con.Close();
}