示例#1
0
        /// <summary>
        /// Devuelve una lista ordenada y filtrada a partir de los datos de la lista
        /// actual, usando un criterio para fechas.
        /// </summary>
        /// <param name="criteria">Criterio para DateTime</param>
        /// <param name="sortProperty">Campo de ordenación</param>
        /// <param name="sortDirection">Sentido de ordenación</param>
        /// <returns>Lista ordenada</returns>
        public SortedBindingList <C> GetSortedSubList(DCriteria criteria,
                                                      string sortProperty,
                                                      ListSortDirection sortDirection)
        {
            List <C> list = new List <C>();

            SortedBindingList <C> sortedList = new SortedBindingList <C>(list);

            if (Items.Count == 0)
            {
                return(sortedList);
            }

            PropertyDescriptor property = TypeDescriptor.GetProperties(Items[0]).Find(criteria.GetProperty(), false);

            switch (criteria.Operation)
            {
            case Operation.Less:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value < (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.LessOrEqual:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value <= (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.Equal:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value == (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.GreaterOrEqual:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value >= (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.Greater:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value > (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            default:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value == (DateTime)criteria.GetValue())
                            {
                                sortedList.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;
            }

            sortedList.ApplySort(sortProperty, sortDirection);
            return(sortedList);
        }
示例#2
0
        /// <summary>
        /// Devuelve una lista a partir de los datos de la lista actual, usando
        /// un criterio para fechas
        /// </summary>
        /// <param name="criteria">Filtro para DateTime</param>
        /// <returns>Lista</returns>
        public List <C> GetSubList(DCriteria criteria)
        {
            List <C> list = new List <C>();

            if (Items.Count == 0)
            {
                return(list);
            }

            PropertyDescriptor property = TypeDescriptor.GetProperties(Items[0]).Find(criteria.GetProperty(), false);

            switch (criteria.Operation)
            {
            case Operation.Less:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value < (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.LessOrEqual:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value <= (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.Equal:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value == (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.GreaterOrEqual:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value >= (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            case Operation.Greater:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value > (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;

            default:
            {
                foreach (C item in Items)
                {
                    foreach (PropertyDescriptor prop in TypeDescriptor.GetProperties(item))
                    {
                        if (prop.Name == property.Name)
                        {
                            DateTime value = (DateTime)prop.GetValue(item);
                            if (value == (DateTime)criteria.GetValue())
                            {
                                list.Add(item);
                            }
                            break;
                        }
                    }
                }
            } break;
            }

            return(list);
        }