private void button1_Click(object sender, EventArgs e) { Form f2 = new Guest_Form(data); this.Hide(); f2.Show(); }
private void Enter_Click(object sender, EventArgs e) { string log, pass = "", lvl = ""; int k = 0; using (OleDbConnection connection = new OleDbConnection("Provider = Microsoft.Jet.OLEDB.4.0; Data Source = D:/DATA/Тимур данные/Coding/Retry/Retry.mdb")) { if (Login_text.Text != "") { try { connection.Open(); OleDbCommand select = new OleDbCommand(); select.Connection = connection; select.CommandText = "SELECT Login, Pass,Lvl_Access FROM Log_Pass Where Login ='******'"; //"Select * From Accounts Where Lastname = '" + searchtb.Text + "'"; OleDbDataReader reader = select.ExecuteReader(); while (reader.Read()) { k++; log = reader[0].ToString(); pass = reader[1].ToString(); lvl = reader[2].ToString(); } connection.Close(); reader.Close(); if (k == 0) { incorrect_login.Visible = true; } if (pass != Password_text.Text) { incorrect_pass.Visible = true; } else { if (lvl == "1") { Form f2 = new Guest_Form(lvl); this.Hide(); f2.Show(); } if (lvl == "2") { Form f2 = new Guest_Form(lvl); this.Hide(); f2.Show(); } } } catch (Exception ex) { MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error); } } else { MessageBox.Show("Нет входных параметров!"); } } }