private void frmAluguel_Load(object sender, EventArgs e)
        {
            //Parte de Alugueis
            CAMADAS.BLL.Clientes bllCli = new CAMADAS.BLL.Clientes();
            cmbCliente.DisplayMember = "nome";
            cmbCliente.ValueMember   = "id";
            cmbCliente.DataSource    = bllCli.Select();

            CAMADAS.BLL.Aluguel bllAlug = new CAMADAS.BLL.Aluguel();
            dtgAluguel.DataSource = "";
            dtgAluguel.DataSource = bllAlug.Select();
            this.dtgAluguel.DefaultCellStyle.Font = new Font("Arial", 12);

            habilitaControlesAluguel(false);
            limpaCamposAlug();

            //Parte de Itens
            CAMADAS.BLL.Avioes       bllAviao        = new CAMADAS.BLL.Avioes();
            CAMADAS.BLL.ItensAluguel bllItensAluguel = new CAMADAS.BLL.ItensAluguel();
            cmbAviao.DisplayMember = "modelo";
            cmbAviao.ValueMember   = "id";
            cmbAviao.DataSource    = bllAviao.Select();

            limpaCamposItens();
            habilitaControlesItens(false);

            dtgItem.DataSource = bllItensAluguel.Select();
            this.dtgItem.DefaultCellStyle.Font = new Font("Arial", 12);
        }
        private void rbdTodos_CheckedChanged(object sender, EventArgs e)
        {
            lblFiltrar.Visible = false;
            txtFiltro.Visible  = false;
            btnFiltrar.Visible = false;

            CAMADAS.BLL.Clientes bllCliente = new CAMADAS.BLL.Clientes();
            dtGrvClientes.DataSource = "";
            dtGrvClientes.DataSource = bllCliente.Select();
        }