//previous button(EntryDeleteView page) private void button1_Click(object sender, EventArgs e) { EntryDeleteView obj = new EntryDeleteView(); //admin(Entry new bus, Delete bus schedule, view customer details, update details) obj.Show(); this.Hide(); }
//log in button private void button1_Click(object sender, EventArgs e) { conn.Open(); string query = "select admin_id,password from login where admin_id='" + textBox1.Text + "'and password='******'"; SqlCommand cmd = new SqlCommand(query, conn); SqlDataAdapter da = new SqlDataAdapter(cmd); DataTable dt = new DataTable(); da.Fill(dt); if (dt.Rows.Count > 0) { MessageBox.Show("Login Successfull"); conn.Close(); EntryDeleteView obj = new EntryDeleteView(); //admin(Entry new bus, Delete bus schedule, view customer details, seat manage page) obj.Show(); this.Hide(); } else { MessageBox.Show("invalid username or password"); conn.Close(); ClearData(); } }