private void btnAdd_Click(object sender, EventArgs e) { int accountQuantity = (from em in entities.countables_accounts where em.allow_transaction == true && em.state == true select em).Count(); int currencyQuantity = entities.currencies_types.Count(em => em.state == true); if (accountQuantity > 1 && currencyQuantity > 0) { EntradaContable entradaContable = EntradaContable.getInstance(); entradaContable.ShowDialog(this); } else { StringBuilder sb = new StringBuilder(); if (accountQuantity < 2) { sb.Append("- No hay suficientes cuentas activas que permitan transacciones\n"); } if (currencyQuantity < 1) { sb.Append("- No hay tipos de monedas activas\n"); } MessageBox.Show( "No se puede agregar entradas.\n\n" + sb.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error ); } }
public static EntradaContable getInstance() { if (instance == null) { instance = new EntradaContable(); } return(instance); }
private void btnDetails_Click(object sender, EventArgs e) { DataGridViewRow row = null; if (dgvPlacements.SelectedRows.Count == 1) { row = dgvPlacements.SelectedRows[0]; } else if (dgvPlacements.SelectedCells.Count == 1) { int i = dgvPlacements.SelectedCells[0].RowIndex; row = dgvPlacements.Rows[i]; } else { MessageBox.Show( "Debe seleccionar solo 1 asiento a visualizar", "Información", MessageBoxButtons.OK, MessageBoxIcon.Information ); } if (row != null) { EntradaContable tipoCuenta = EntradaContable.getInstance(); int id = Int32.Parse(row.Cells[0].Value.ToString()); placements placement = (from em in entities.placements where em.id == id select em).First(); tipoCuenta.setEntradaContable(placement, true); tipoCuenta.Show(); tipoCuenta.Focus(); } }
private void EntradaContable_FormClosed(object sender, FormClosedEventArgs e) { instance = null; }