private void Button1_Click(object sender, EventArgs e) { RegisterForm register = new RegisterForm(); this.Hide(); register.Show(); }
private void DataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e) { if (DataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString() == "Update") { updatesource.var = Convert.ToInt32(DataGridView1.Rows[e.RowIndex].Cells[0].Value); this.Hide(); RegisterForm registerStudent = new RegisterForm(); registerStudent.Show(); } if (DataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString() == "Delete") { int stdId = Convert.ToInt32(DataGridView1.Rows[e.RowIndex].Cells[0].Value); if (MessageBox.Show("Do you want to delete " + DataGridView1.Rows[e.RowIndex].Cells[1].Value.ToString() + "?", "Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) { con.Open(); SqlCommand command = new SqlCommand("DELETE FROM Student WHERE Id = '" + stdId + "'", con); command.ExecuteNonQuery(); con.Close(); this.studentTableAdapter.Fill(this.projectBDataSet1.Student); } } }