//boton unidad de medidad
private void tb_uni_inv_ButtonCustomClick(object sender, EventArgs e)
{
va_uni_dad = 1;
inv003_01 obj = new inv003_01();
o_mg_glo_bal.mg_ads000_03(obj, this);
}
//keydown unidad compra
private void tb_uni_com_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyData == Keys.Up)
{
va_uni_dad = 3;
inv003_01 obj = new inv003_01();
o_mg_glo_bal.mg_ads000_03(obj, this);
}
}