public void loadComboBoxModelsByBrandsAndCategory(ComboBox combo, string Category, string Brand, bool sort = true)
{
if (!sort)
{
combo.DataSource = sql.getModelByCategoryAndBrand(Category, Brand);
}
else
{
tmp = sql.getModelByCategoryAndBrand(Category, Brand);
tmp.Sort();
combo.DataSource = tmp;
}
}
