private void del_Click(object sender, EventArgs e)
{
string id = genId.Text;
Regex regexId = new Regex(@"^[1-9]\d*$");
if (regexId.IsMatch(id))
{
string searchId = "Id = " + id;
DataRow[] rowId = virusesDBDataSet1.Genome.Select(searchId);
SqlDataAdapter adapter = new SqlDataAdapter();
String vCheck = "Select Id from Virus where GenomeId = '" + id + "'";
adapter.SelectCommand = new SqlCommand(vCheck, cnn);
Object check = adapter.SelectCommand.ExecuteScalar();
if (rowId.Length == 1 && check == null)
{
String sql = "DELETE from Genome Where Id = " + id;
adapter.DeleteCommand = new SqlCommand(sql, cnn);
adapter.DeleteCommand.ExecuteNonQuery();
this.genomeTableAdapter.Fill(this.virusesDBDataSet1.Genome);
GenomeGrid.Refresh();
GenomeGrid.Update();
}
else
{
MessageBox.Show("Cannot delete this element!");
}
}
else
{
MessageBox.Show("Id is not correct!");
}
}
private void upd_Click(object sender, EventArgs e)
{
string id = genId.Text;
Regex regexId = new Regex(@"^[1-9]\d*$");
if (regexId.IsMatch(id))
{
string name = genName.Text;
string strand = genStrand.Text;
string sense = genSense.Text;
string searchId = "Id = " + id;
string searchName = "Name = '" + name + "'";
DataRow[] rowId = virusesDBDataSet1.Genome.Select(searchId);
DataRow[] rowName = virusesDBDataSet1.Genome.Select(searchName);
Regex regex = new Regex(@"^[A-Z][a-z]+");
if (rowId.Length == 1 && rowName.Length == 0 && regex.IsMatch(name) && regex.IsMatch(strand) && regex.IsMatch(sense))
{
SqlDataAdapter adapter = new SqlDataAdapter();
String sql = "UPDATE Genome SET Name = '" + name + "', Strand ='" + strand + "', Sense ='" + sense + "' Where Id = " + id;
adapter.UpdateCommand = new SqlCommand(sql, cnn);
adapter.UpdateCommand.ExecuteNonQuery();
this.genomeTableAdapter.Fill(this.virusesDBDataSet1.Genome);
GenomeGrid.Refresh();
GenomeGrid.Update();
}
else
{
MessageBox.Show("Name is not correct or element with this ID or Name is not in table!");
}
}
else
{
MessageBox.Show("Id is not correct!");
}
}
