// Botões
private void btnCadastro_Click(object sender, EventArgs e)
{
string nome = this.edNome.Text;
string cpf = (this.edCPF.MaskCompleted) ? this.edCPF.Text : "";
string tel = (this.edTelefone.MaskCompleted) ? this.edTelefone.Text : "";
if ((String.IsNullOrWhiteSpace(nome)) || (String.IsNullOrWhiteSpace(cpf)) || (String.IsNullOrWhiteSpace(tel)))
{
MessageBox.Show("Preencha os campos corretamente", "Erro", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
int pos;
if ((pos = FormCadastro.CpfExiste(this.Users, cpf)) >= 0)
{
MessageBox.Show("CPF já cadastrado!");
list.Items[pos].Selected = true;
list.Select();
return;
}
User user = new User(++this.UltimoID, nome, cpf, tel);
this.Users.Add(user);
this.list.Items.Add(FormCadastro.ItemFromUser(user));
this.edNome.Clear();
this.edCPF.Clear();
this.edTelefone.Clear();
}
private static ListViewItem[] ItemsFromUserList(List <User> users)
{
ListViewItem[] items = new ListViewItem[users.Count];
int i = 0;
foreach (User user in users)
{
items[i++] = FormCadastro.ItemFromUser(user);
}
return(items);
}