protected void gridCursos_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
int index = e.RowIndex;
Label lblId = gridCursos.Rows[index].FindControl("lblId") as Label;
TextBox txtNomeCurso = gridCursos.Rows[index].FindControl("txtNomeCurso") as TextBox;
TextBox txtDataInicial = gridCursos.Rows[index].FindControl("txtDataInicial") as TextBox;
TextBox txtDataFinal = gridCursos.Rows[index].FindControl("txtDataFinal") as TextBox;
TextBox txtCargaHoraria = gridCursos.Rows[index].FindControl("txtCargaHoraria") as TextBox;
Curso c = new Curso();
c.IdCurso = Convert.ToInt32(lblId.Text);
c.NomeCurso = Convert.ToString(txtNomeCurso.Text);
c.DataInicial = Convert.ToString(txtDataInicial.Text);
c.DataFinal = Convert.ToString(txtDataFinal.Text);
c.CargaHoraria = Convert.ToInt32(txtCargaHoraria.Text);
CursoDAL cDAL = new CursoDAL();
cDAL.AtualizarGrid(c);
gridCursos.EditIndex = -1;
CarregarGridView();
}