private void PopulaGrid()
{
rCompra regra = new rCompra();
DataTable dt = new DataTable();
try
{
dt = regra.BuscaCompra(this.txtFiltro.Text);
dgCompra.DataSource = dt;
dgCompra.Columns[0].Visible = false;
}
catch (Exception ex)
{
throw ex;
}
finally
{
regra = null;
dt = null;
}
}
