private void button4_Click(object sender, System.EventArgs e) { if (idValidation.IsMatch(IdCB.Text) || IdCB.Text == "") { MessageBox.Show("Incorrect id format"); IdCB.Text = null; } else { switch (whichForm) { case WhichForm.Judge: { Connection.Connector(dataGridView1, judge.Search(IdCB.Text), searchException); break; } case WhichForm.Plaintiff: { Connection.Connector(dataGridView1, plaintiff.Search(IdCB.Text), searchException); break; } case WhichForm.Defendant: { Connection.Connector(dataGridView1, defendant.Search(IdCB.Text), searchException); break; } } Width = 679; dataGridView1.Width = 643; } }