private void Back_Click(object sender, EventArgs e) { this.Close(); Search_Teacher st = new Search_Teacher(); st.Show(); }
/* private void OnValueChangeClass(object sender, EventArgs e) * { * string cString = @"Data Source=(LocalDB)\v11.0;AttachDbFilename=C:\Users\Binayak_Ray\Documents\PrimaryDB.mdf;Integrated Security=True;Connect Timeout=30"; * SqlConnection con = new SqlConnection(cString); * con.Open(); * * string query = "Select * From tbl_student Where Class_name = '" + Class_ComboBox.Text + "'"; * SqlCommand cmd = new SqlCommand(query, con); * SqlDataReader r = cmd.ExecuteReader(); * * DataTable dt = new DataTable(); * dt.Load(r); * * dataGridView1.DataSource = dt; * }*/ private void Teach_ComboBox_SelectedIndexChanged(object sender, EventArgs e) { this.Hide(); if (Teach_ComboBox.Text.Equals("Search Teacher")) { Search_Teacher st = new Search_Teacher(); st.ShowDialog(); } else if (Teach_ComboBox.Text.Equals("Add New")) { NewTeacher nt = new NewTeacher(); nt.ShowDialog(); } }