//Obtener catalogo Depediente de: Colonias de Mpo private void PoblarDropDownListColoniasXMpo() { this.DropDownListColonia.DataTextField = "Descripcion"; this.DropDownListColonia.DataValueField = "IdValue"; this.DropDownListColonia.DataSource = AdministradorCatalogos.ObtenerLocalidades(Convert.ToInt32(this.DropDownListPais.SelectedValue), Convert.ToInt32(this.DropDownListEdo.SelectedValue), Convert.ToInt32(this.DropDownListMpo.SelectedValue)); this.DropDownListColonia.DataBind(); //agregar para cuando no exista la colonia this.DropDownListColonia.Items.Add("-Otra Colonia-"); //agregar un elemento para representar a todos this.DropDownListColonia.Items.Add("--"); this.DropDownListColonia.Items.FindByText("--").Selected = true; this.rfvDropDownListColonia.InitialValue = "--"; }