private void textBox2_KeyDown(object sender, KeyEventArgs e)
{
SelectCombo.Isbackspace(this, e.KeyCode);
SelectCombo.IsEnter(this, e.KeyCode);
}
private void textBox2_KeyDown(object sender, KeyEventArgs e)
{
SelectCombo.Isbackspace(this, e.KeyCode);
SelectCombo.IsEnter(this, e.KeyCode);
}