private void Button1_Click(object sender, EventArgs e) { //SqlConnection giris = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\aLP\source\repos\takip3\takip3\stok_takip.mdf;Integrated Security=True"); //SqlDataAdapter grs = new SqlDataAdapter("select count(*) from kullanicibilgileri where kullaniciadi ='" + textBox1.Text + "' and kullanicisifre='" + textBox2.Text + "'", giris); //DataTable dt = new DataTable(); //grs.Fill(dt); //if (dt.Rows[0][0].ToString() == "1") //{ //this.Hide(); // Form mm = new anaekran(); // mm.Show(); // } // else // MessageBox.Show("lütfen kullanıcı adı veya şifre giriniz", "alert", MessageBoxButtons.OK, MessageBoxIcon.Error); /* * Form mm = new anaekran(); * mm.Show(); */ /* * Baglanti baglanti = new Baglanti(); * baglanti.Baslat(); * baglanti.komut.Connection = baglanti.connection; * baglanti.adaptor = new System.Data.OleDb.OleDbDataAdapter ("select * from kullanici where kullanici_adi ='" + textBox1.Text + "' and kullanici_sifre='" + textBox2.Text + "'", baglanti.connection); * DataTable dt = new DataTable(); * baglanti.adaptor.Fill(dt); * if (dt.Rows[0][0].ToString() == "1") * { * this.Hide(); * Form mm = new anaekran(); * mm.Show(); * } * else * MessageBox.Show("lütfen kullanıcı adı veya şifre giriniz", "alert", MessageBoxButtons.OK, MessageBoxIcon.Error); * //Form mm = new anaekran(); * //mm.Show(); */ //*******************connection = new OleDbConnection("Provider=Microsoft.ACE.Oledb.12.0;Data Source=stoktakipdb.accdb"); /*connection.Open(); * komut.Connection = connection; * //connection.CreateCommand. = "select * from kullanici where kullanici_adi ='" + textBox1.Text + "' and kullanici_sifre='" + textBox2.Text + "'"; * komut.CommandText = "select * from kullanici where kullanici_adi ='" + textBox1.Text + "' and kullanici_sifre='" + textBox2.Text + "'"; * //adaptor = new System.Data.OleDb.OleDbDataAdapter("select * from kullanici where kullanici_adi ='" + textBox1.Text + "' and kullanici_sifre='" + textBox2.Text + "'",connection); * //DataTable dt = new DataTable(); * //adaptor.Fill(dt); * dr = komut.ExecuteReader(); * if (dr.Read()) * { * Form mm = new anaekran(); * mm.Show(); * } * else * { * MessageBox.Show("lütfen kullanıcı adı veya şifre giriniz", "alert", MessageBoxButtons.OK, MessageBoxIcon.Error); * } * connection.Close(); */ baglanti.Baslat(); baglanti.komut = new OleDbCommand("SELECT COUNT(*) FROM kullanici where kullanici_adi=@item1 and kullanici_sifre=@item2", baglanti.connection); baglanti.komut.Parameters.Add("@item1", textBox1.Text); baglanti.komut.Parameters.Add("@item2", textBox2.Text); int ks; ks = int.Parse(baglanti.komut.ExecuteScalar().ToString()); if (ks == 1) { this.Hide(); //this.Close(); Form mm = new anaekran(); mm.Show(); } else { MessageBox.Show("Giriş Başarısız"); } baglanti.Kapat(); }