private void FillDataGrid()
{
listUsers = Firebird.ReturnListUsers();
dataGridView1.AllowUserToAddRows = false;
dataGridView1.AllowUserToResizeRows = false;
DataTable dataTable = new DataTable();
dataTable.Columns.Add("Usuário", typeof(string));
dataTable.Columns.Add("Salvar", typeof(bool));
dataTable.Columns.Add("Delet.", typeof(bool));
dataTable.Columns.Add("Alterar", typeof(bool));
for (int i = 0; i < listUsers.Count; i++)
{
string s = listUsers[i].UserName;
if (listUsers[i].IsAdmin == 1)
{
s += " (admin)";
}
dataTable.Rows.Add(s, listUsers[i].CanAdd, listUsers[i].CanDelete, listUsers[i].CanAlter);
}
dataGridView1.DataSource = dataTable;
for (int i = 0; i < 4; i++)
{
DataGridViewColumn column = dataGridView1.Columns[i];
column.Width = 50;
if (i == 0)
{
column.Width = 200;
}
}
dataGridView1.Columns[0].ReadOnly = true;
dataGridView1.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
}
private void btLogin_Click(object sender, EventArgs e)
{
if (btLogin.Text == "Login")
{
var user = Firebird.ReturnUser(txtUser.Text, txtPassword.Text);
if (user.UserName == null)
{
var lista = Firebird.ReturnListUsers();
bool UserExists = false;
foreach (var item in lista)
{
if (item.UserName == txtUser.Text)
{
UserExists = true;
break;
}
}
string s = string.Empty;
if (!UserExists)
{
s = "Usuário não encontrado";
}
else
{
s = "Senha incorreta";
}
MessageBox.Show(s, "Erro!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
CurrentUser = user;
cbCanAdd.Checked = user.CanAdd == 1;
cbCanAlter.Checked = user.CanAlter == 1;
cbCanDelete.Checked = user.CanDelete == 1;
txtUser.Enabled = false;
txtPassword.Enabled = false;
btLogin.Text = "Desconectar";
lbUser.Text = user.UserName;
if (CurrentUser.IsAdmin == 1)
{
label1.Text = "Admin: ";
}
else
{
label1.Text = "Usuário: ";
}
Firebird.SaveLastUser(CurrentUser);
return;
}
if (btLogin.Text == "Desconectar")
{
CurrentUser = null;
txtUser.Enabled = true;
txtPassword.Enabled = true;
txtUser.Text = string.Empty;
txtPassword.Text = string.Empty;
btLogin.Text = "Login";
lbUser.Text = "--";
}
}
