private void button1_Click(object sender, EventArgs e) { try { if (textBox1.Text == string.Empty || textBox2.Text == string.Empty || textBox3.Text == string.Empty || textBox4.Text == string.Empty || textBox5.Text == string.Empty || comboBox1.SelectedItem == null) { MessageBox.Show("Ошибка ввода!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error); } else { connection.Open(); Worker worker = new Worker(textBox1.Text, textBox2.Text, textBox3.Text + " " + textBox4.Text + " " + textBox5.Text, Worker.TypeFromString((comboBox1.SelectedItem.ToString()))); worker.AddToDatabase(); MessageBox.Show("Успех!", "Добавление нового сотрудника", MessageBoxButtons.OK, MessageBoxIcon.Information); this.DialogResult = DialogResult.OK; Close(); } } catch (Exception ex) { MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error); } }