internal static Expression GetExpressionInternal(this QueryParameters qParams, string parameterKey, object value, Type typeExpression)
        {
            if (qParams == null)
            {
                return(Expression.Constant(value, typeExpression));
            }
            if (!qParams.SupportParameterExpression || qParams.ParametersValues.Count >= 20)
            {
                RegisterParameterName(qParams, parameterKey, value);
                return(Expression.Constant(value, typeExpression));
            }

            var ending = LinqFilterGenerator.IsNullableType(typeExpression)
                             ? typeExpression.GetGenericArguments()[0].Name + "N"
                             : typeExpression.Name;

            if (TypeDescriptor.GetProperties(typeof(StructQueryParameters.Item)).Find(ending, false) == null)
            {
                RegisterParameterName(qParams, parameterKey, value);
                return(Expression.Constant(value, typeExpression));
            }

            qParams.ParametersNames.Add(parameterKey);
            qParams.ParametersValues.Add(value);
            var index    = qParams.ParametersValues.Count - 1;
            var valueExp = Expression.Property(qParams.ParameterExpression, "Parameter" + index);

            return(Expression.Property(valueExp, ending));
        }
Exemplo n.º 2
0
        internal static IDictionary <string, IList> GetForPublicationStrings(Dictionary <string, List <FilterItem> > filterValues, IEnumerable <FilterHtmlGenerator.Filter> allFilters)
        {
            var filters = new Dictionary <string, IList>();

            foreach (var filter in allFilters)
            {
                if (string.IsNullOrEmpty(filter.FilterName))
                {
                    continue;
                }

                var filterName       = LinqFilterGenerator.GetFilterName(filter.FilterName);
                var filterItemValues = filterValues.ContainsKey(filter.FilterName)
                                           ? filterValues[filter.FilterName]
                                           : (filterValues.ContainsKey(filterName) ? filterValues[filterName] : null);

                if (filterItemValues == null)
                {
                    continue;
                }

                foreach (var filterItem in filterItemValues)
                {
                    if ("Non".Equals(filterItem.FilterType))
                    {
                        continue;
                    }

                    var values = filter.GetListValuesString(filterItem).Cast <object>().ToList();
                    if (values.Count > 0)
                    {
                        if (!filters.ContainsKey(filterName))
                        {
                            filters[filterName] = values;
                        }
                        else
                        {
                            var list = filters[filterName] as List <List <object> >;
                            if (list != null)
                            {
                                list.Add(values);
                            }
                            else
                            {
                                var previousList = (List <object>)filters[filterName];
                                list = new List <List <object> > {
                                    previousList, values
                                };
                                filters[filterName] = list;
                            }
                        }
                    }
                }
            }

            return(filters);
        }
Exemplo n.º 3
0
        public virtual List <FilterItem> GetFilterValuesByName(string filterName)
        {
            var filterValues = GetFilterValues();

            if (filterValues.ContainsKey(filterName) && filterValues[filterName].Count > 0)
            {
                return(filterValues[filterName]);
            }
            var originalFilterName = LinqFilterGenerator.GetFilterName(filterName);

            if (filterValues.ContainsKey(originalFilterName) && filterValues[originalFilterName].Count > 0)
            {
                return(filterValues[originalFilterName]);
            }
            return(null);
        }
Exemplo n.º 4
0
        public static List <string> GetFilterStrings(Dictionary <string, List <FilterItem> > filterValues, IEnumerable <FilterHtmlGenerator.Filter> allFilters)
        {
            var filters = new List <string>();

            foreach (var filter in allFilters)
            {
                if (string.IsNullOrEmpty(filter.FilterName) || !filter.Visible)
                {
                    continue;
                }

                var filterName       = LinqFilterGenerator.GetFilterName(filter.FilterName);
                var filterItemValues = filterValues.ContainsKey(filter.FilterName)
                                           ? filterValues[filter.FilterName]
                                           : (filterValues.ContainsKey(filterName) ? filterValues[filterName] : null);

                if (filterItemValues == null)
                {
                    continue;
                }

                foreach (var filterItem in filterItemValues)
                {
                    if ("Non".Equals(filterItem.FilterType))
                    {
                        continue;
                    }

                    var values = filter.GetValuesString(filterItem).ToList();
                    if (values.Count == 2)
                    {
                        filters.Add(filter.Header + " " + values[0] + " " + values[1]);
                    }
                    else if (values.Count > 0)
                    {
                        filters.Add(filter.Header + " " + values[0]);
                        if (values.Count > 1)
                        {
                            filters.AddRange(values.Skip(1).Select(r => "        " + r));
                        }
                    }
                }
            }

            return(filters);
        }
        /// <summary>
        /// Сортировка данных на стороне SQL сервера.
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="data"></param>
        /// <param name="columns"></param>
        /// <param name="sort"></param>
        /// <returns></returns>
        public static IQueryable <T> SortBy <T>(this IQueryable <T> data, BaseGridColumns columns, ICollection <DataSorter> sort)
            where T : class
        {
            var dictionary     = columns.Columns.OfType <GridColumn>().ToDictionary(r => r.ColumnNameIndex);
            var sortExpression = string.Join(
                ",",
                sort
                .Where(r => dictionary.ContainsKey(r.Property) && !string.IsNullOrEmpty(dictionary[r.Property].Sort))
                .Select(r => dictionary[r.Property].Sort + (r.Direction == SortDirection.DESC ? " desc" : string.Empty)));

            if (string.IsNullOrEmpty(sortExpression))
            {
                return(data);
            }

            return(LinqFilterGenerator.OrderBy(data, sortExpression));
        }
Exemplo n.º 6
0
        public static IDictionary <string, List <string> > GetDictionaryFilterStrings(Dictionary <string, List <FilterItem> > filterValues, IEnumerable <FilterHtmlGenerator.Filter> allFilters)
        {
            var filters = new Dictionary <string, List <string> >();

            foreach (var filter in allFilters)
            {
                if (string.IsNullOrEmpty(filter.FilterName))
                {
                    continue;
                }

                var filterName       = LinqFilterGenerator.GetFilterName(filter.FilterName);
                var filterItemValues = filterValues.ContainsKey(filter.FilterName)
                                           ? filterValues[filter.FilterName]
                                           : (filterValues.ContainsKey(filterName) ? filterValues[filterName] : null);

                if (filterItemValues == null)
                {
                    continue;
                }

                foreach (var filterItem in filterItemValues)
                {
                    if ("Non".Equals(filterItem.FilterType))
                    {
                        continue;
                    }

                    var values = filter.GetValuesString(filterItem).ToList();
                    if (values.Count > 0)
                    {
                        if (!filters.ContainsKey(filterName))
                        {
                            filters[filterName] = new List <string>();
                        }
                        filters[filterName].AddRange(values);
                    }
                }
            }

            return(filters);
        }
        protected override void FilterInitialize()
        {
            if (_filterInitialized)
            {
                return;
            }
            _filterInitialized = true;

            _filters = (IList <Filter>)HttpContext.Current.Items["DIC_MySecondDictionary.FiltersCache"];
            if (Page == null && _filters != null)
            {
                _filterHandlers = _filters.
                                  Union(_filters.SelectMany(r => r.AllChildren)).
                                  Where(p => p.FilterHandler != null).
                                  ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
                return;
            }

            BrowseFilterParameters parameters;
            IList <Filter>         filters = new List <Filter>();
            var stack = new Stack <IList <Filter> >();

            _filters = filters;
            Filter current;
            BaseFilterParameter currentBF = null;



            //колонка 'Name'
            current = currentBF = new BaseFilterParameterString <DIC_MySecondDictionary>(r => r.Name)
            {
                FilterName      = "Name",
                Header          = DIC_MySecondDictionaryResources.Name__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Text,
                MaxLength       = 255,
                Width           = "98%",
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            parameters = new BrowseFilterParameters();
            GetBrowseFilterParameters_refFirstDictionary(parameters);
            //колонка 'First Dictionary Value'
            current = currentBF = new BaseFilterParameter <DIC_MySecondDictionary, Int64>(r => r.refFirstDictionary,
                                                                                          r => r.DIC_MyFirstDictionary_refFirstDictionary.Name,
                                                                                          r => r.DIC_MyFirstDictionary_refFirstDictionary.Name)
            {
                FilterName             = "refFirstDictionary",
                Header                 = DIC_MySecondDictionaryResources.refFirstDictionary__Header,
                IsJournalFilter        = true,
                Mandatory              = true,
                Type                   = FilterHtmlGenerator.FilterType.Reference,
                ProjectName            = "SampleDictionaries",
                TableName              = "DIC_MyFirstDictionary",
                Lookup                 = true,
                MinimumPrefixLength    = 1,
                Width                  = "98%",
                SelectMode             = "none",
                IsMultipleSelect       = true,
                BrowseFilterParameters = parameters,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Decimal Value'
            current = currentBF = new BaseFilterParameter <DIC_MySecondDictionary, Decimal>(r => r.DecimalValue)
            {
                FilterName       = "DecimalValue",
                Header           = DIC_MySecondDictionaryResources.DecimalValue__Header,
                IsJournalFilter  = true,
                Mandatory        = false,
                Type             = FilterHtmlGenerator.FilterType.Numeric,
                DecimalPrecision = 2,
                MaxLength        = 11,
                Columns          = 11,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Boolean Value'
            current = currentBF = new BaseFilterParameter <DIC_MySecondDictionary, Boolean>(r => r.BoolValue)
            {
                FilterName       = "BoolValue",
                Header           = DIC_MySecondDictionaryResources.BoolValue__Header,
                IsJournalFilter  = true,
                Mandatory        = true,
                Type             = FilterHtmlGenerator.FilterType.Boolean,
                TrueBooleanText  = DIC_MySecondDictionaryResources.BoolValue__TrueText,
                FalseBooleanText = DIC_MySecondDictionaryResources.BoolValue__FalseText,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            if (Url.IsMultipleSelect)
            {
                current = new Filter
                {
                    FilterName       = MultipleSelectedValues,
                    Header           = TableResources.MultipleSelectedFilterHeader,
                    Type             = FilterHtmlGenerator.FilterType.Boolean,
                    TrueBooleanText  = TableResources.MultipleSelectedFilterSelected,
                    FalseBooleanText = TableResources.MultipleSelectedFilterNotSelected,
                    Mandatory        = true,
                    FilterHandler    =
                        delegate(IQueryable enumerable, Enum type, string value1, string value2)
                    {
                        throw new Exception("Is not actual delegate");
                    },
                };
                filters.Add(current);
            }

            AddSearchFilter(filters);
            SetDefaultFilterType(filters);
            FilterInitialize(filters);
            if (CustomFilter != null && !_customFiltersInitialized)
            {
                _customFiltersInitialized = true;
                InitializeCustomFilters(filters);
            }

            _filterHandlers = filters.
                              Union(filters.SelectMany(r => r.AllChildren)).
                              Where(p => p.FilterHandler != null).
                              ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
            HttpContext.Current.Items["DIC_MySecondDictionary.FiltersCache"] = filters;
        }
        public override IQueryable SetFilters(IQueryable query)
        {
            FilterInitialize();
            foreach (var provider in filterProviders)
            {
                provider.IsSelect    = true;
                provider.Url         = Url;
                provider.ProjectName = "SampleDictionaries";
                provider.Init(typeof(DIC_MySecondDictionary));
                provider.SetFilters(ref query);
            }
            var filter = (IQueryable <DIC_MySecondDictionary>)query;

            //SetFilters(ref filter);
            query = filter;
            var enumerable = FilterByCustomExpressions((IQueryable <DIC_MySecondDictionary>)query);

            enumerable = FilterData(enumerable);

            if (ParentControl != null)
            {
                var param     = Expression.Parameter(typeof(DIC_MySecondDictionary), "r");
                var filterExp = ParentControl.GetExpression(FilterByParentControl, param);
                if (filterExp != null)
                {
                    Expression pred = Expression.Lambda(filterExp, param);
                    Expression expr = Expression.Call(typeof(Queryable), "Where", new[] { typeof(DIC_MySecondDictionary) }, enumerable.Expression, pred);
                    enumerable = (IQueryable <DIC_MySecondDictionary>)enumerable.Provider.CreateQuery(expr);
                }
                else
                {
                    string filterValue;
                    filterValue = ParentControl.SelectedValue == null
                                      ? "0"
                                      : ParentControl.SelectedValueLong.ToString();
                    enumerable = (IQueryable <DIC_MySecondDictionary>)
                                 LinqFilterGenerator.GenerateFilter(enumerable,
                                                                    typeof(DIC_MySecondDictionary),
                                                                    "Equal",
                                                                    FilterByParentControl,
                                                                    filterValue,
                                                                    null);
                }
            }

            IQueryable queryable = enumerable;

            if (ParentControl == null)
            {
                if (NavigatorControl == null)
                {
                    NavigatorControl = new DIC_MySecondDictionaryNavigatorControl {
                        Url = Url
                    }
                }
                ;
                queryable = NavigatorControl.FilterData(queryable);
                if (Url.UserControl != null && Url.UserControl.StartsWith("DIC_MySecondDictionary"))
                {
                    foreach (var queryParameter in Url.QueryParameters)
                    {
                        if (queryParameter.Key.Contains(".") && !string.IsNullOrEmpty(queryParameter.Value) && !queryParameter.Key.EndsWith(".id"))
                        {
                            queryable = LinqFilterGenerator.GenerateFilter(queryable, typeof(DIC_MySecondDictionary), "Equal",
                                                                           queryParameter.Key, queryParameter.Value, null);
                        }
                    }
                }
            }
            return((IQueryable <DIC_MySecondDictionary>)queryable);
        }
        public static void SetGridFilters <TKey, TTable, TDataContext, TRow>(
            this GridFilters gridFilter,
            string gridFilterStr,
            BaseFilterControl <TKey, TTable, TDataContext> filter,
            BaseGridColumns columns)
            where TKey : struct
            where TTable : class
            where TDataContext : DataContext, new()
            where TRow : BaseRow, new()
        {
            var conditions = GetFilterValues(gridFilterStr);

            if (conditions == null)
            {
                return;
            }

            filter.Filter += (sender, filterArgs) =>
            {
                var filterColumns = columns.Columns.OfType <GridColumn>().ToDictionary(r => r.ColumnNameIndex);
                foreach (var condition in conditions.Conditions)
                {
                    var filterColumn = filterColumns[condition.Field];
                    if (filterColumn.SetGridFilterHandler != null)
                    {
                        filterColumn.SetGridFilterHandler(filterArgs, condition);
                        continue;
                    }

                    var  property = filterColumn.FilterColumnMapping ?? condition.Field;
                    var  param    = Expression.Parameter(typeof(TTable), "filterExtNet");
                    Type fieldType;
                    var  getValueExp = LinqFilterGenerator.GetProperty(
                        typeof(TTable), property, param, out fieldType);
                    var      values  = GetValue(condition, fieldType);
                    DateTime?dateEnd = null;
                    if (fieldType == typeof(DateTime) || fieldType == typeof(DateTime?))
                    {
                        if (condition.Comparison == Comparison.Eq)
                        {
                            values[0] = ((DateTime)values[0]).Date;
                            dateEnd   = ((DateTime)values[0]).AddDays(1).AddSeconds(-1);
                        }
                        else
                        {
                            dateEnd   = ((DateTime)values[0]).Date;
                            values[0] = ((DateTime)values[0]).Date.AddDays(1).AddSeconds(-1);
                        }
                    }

                    if (filterColumn.IsForeignKey && filterColumn.DataSource != null && !filterColumn.IsLookup &&
                        (fieldType == typeof(long) || fieldType == typeof(long?)) &&
                        condition.Type == FilterType.List)
                    {
                        IEnumerable data      = null;
                        var         strValues = values.Cast <string>().ToDictionary(r => r.ToLower());
                        filterColumn.DataSource.GetView("").Select(new DataSourceSelectArguments(), c => data = c);
                        values = data.Cast <IDataRow>()
                                 .Where(r => strValues.ContainsKey(r.Name.ToLower()))
                                 .Select(r => Convert.ChangeType(r.Value, fieldType))
                                 .ToArray();
                    }

                    Expression expression = null;
                    foreach (var value in values)
                    {
                        var exp3 = dateEnd != null
                                           ? filterArgs.QueryParameters.GetExpression(
                            dateEnd.ToString(), dateEnd, fieldType)
                                           : null;

                        var tempExp = GetExpression(
                            getValueExp,
                            filterArgs.QueryParameters.GetExpression(value.ToString(), value, fieldType),
                            exp3,
                            condition);
                        expression = expression == null ? tempExp : Expression.Or(expression, tempExp);
                    }

                    if (expression != null)
                    {
                        var lambda = Expression.Lambda <Func <TTable, bool> >(expression, param);
                        filterArgs.AddFilter(lambda);
                    }
                }
            };
        }
Exemplo n.º 10
0
        protected override void FilterInitialize()
        {
            if (_filterInitialized)
            {
                return;
            }
            _filterInitialized = true;

            _filters = (IList <Filter>)HttpContext.Current.Items["MyProductActions.FiltersCache"];
            if (Page == null && _filters != null)
            {
                _filterHandlers = _filters.
                                  Union(_filters.SelectMany(r => r.AllChildren)).
                                  Where(p => p.FilterHandler != null).
                                  ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
                return;
            }

            BrowseFilterParameters parameters;
            IList <Filter>         filters = new List <Filter>();
            var stack = new Stack <IList <Filter> >();

            _filters = filters;
            Filter current;
            BaseFilterParameter currentBF = null;



            parameters = new BrowseFilterParameters();
            GetBrowseFilterParameters_refProduct(parameters);
            //колонка 'Мой товар'
            current = currentBF = new BaseFilterParameter <MyProductAction, Int64>(r => r.refProduct,
                                                                                   r => r.MyProduct_refProduct.Name,
                                                                                   r => r.MyProduct_refProduct.Name)
            {
                FilterName             = "refProduct",
                Header                 = MyProductActionsResources.refProduct__Header,
                IsJournalFilter        = true,
                Mandatory              = true,
                Type                   = FilterHtmlGenerator.FilterType.Reference,
                ProjectName            = "SampleDictionaries",
                TableName              = "MyProducts",
                Lookup                 = true,
                MinimumPrefixLength    = 1,
                Width                  = "98%",
                SelectMode             = "none",
                IsMultipleSelect       = true,
                BrowseFilterParameters = parameters,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Дата/время действия'
            current = currentBF = new BaseFilterParameter <MyProductAction, DateTime>(r => r.DateTimeAction)
            {
                FilterName      = "DateTimeAction",
                Header          = MyProductActionsResources.DateTimeAction__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Numeric,
                IsDateTime      = true,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Изменение кол-ва'
            current = currentBF = new BaseFilterParameter <MyProductAction, Decimal>(r => r.AmountChange)
            {
                FilterName       = "AmountChange",
                Header           = MyProductActionsResources.AmountChange__Header,
                IsJournalFilter  = true,
                Mandatory        = true,
                Type             = FilterHtmlGenerator.FilterType.Numeric,
                DecimalPrecision = 2,
                MaxLength        = 8,
                Columns          = 8,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Примечание'
            current = currentBF = new BaseFilterParameterString <MyProductAction>(r => r.Note)
            {
                FilterName      = "Note",
                Header          = MyProductActionsResources.Note__Header,
                IsJournalFilter = true,
                Mandatory       = false,
                Type            = FilterHtmlGenerator.FilterType.Text,
                MaxLength       = 500,
                Width           = "98%",
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            if (Url.IsMultipleSelect)
            {
                current = new Filter
                {
                    FilterName       = MultipleSelectedValues,
                    Header           = TableResources.MultipleSelectedFilterHeader,
                    Type             = FilterHtmlGenerator.FilterType.Boolean,
                    TrueBooleanText  = TableResources.MultipleSelectedFilterSelected,
                    FalseBooleanText = TableResources.MultipleSelectedFilterNotSelected,
                    Mandatory        = true,
                    FilterHandler    =
                        delegate(IQueryable enumerable, Enum type, string value1, string value2)
                    {
                        throw new Exception("Is not actual delegate");
                    },
                };
                filters.Add(current);
            }

            AddSearchFilter(filters);
            SetDefaultFilterType(filters);
            FilterInitialize(filters);
            if (CustomFilter != null && !_customFiltersInitialized)
            {
                _customFiltersInitialized = true;
                InitializeCustomFilters(filters);
            }

            _filterHandlers = filters.
                              Union(filters.SelectMany(r => r.AllChildren)).
                              Where(p => p.FilterHandler != null).
                              ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
            HttpContext.Current.Items["MyProductActions.FiltersCache"] = filters;
        }
Exemplo n.º 11
0
        protected override void FilterInitialize()
        {
            if (_filterInitialized)
            {
                return;
            }
            _filterInitialized = true;

            _filters = (IList <Filter>)HttpContext.Current.Items["DIC_MyFirstDictionary.FiltersCache"];
            if (Page == null && _filters != null)
            {
                _filterHandlers = _filters.
                                  Union(_filters.SelectMany(r => r.AllChildren)).
                                  Where(p => p.FilterHandler != null).
                                  ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
                return;
            }

            BrowseFilterParameters parameters;
            IList <Filter>         filters = new List <Filter>();
            var stack = new Stack <IList <Filter> >();

            _filters = filters;
            Filter current;
            BaseFilterParameter currentBF = null;



            //колонка 'System code'
            current = currentBF = new BaseFilterParameterString <DIC_MyFirstDictionary>(r => r.Code)
            {
                FilterName      = "Code",
                Header          = DIC_MyFirstDictionaryResources.Code__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Text,
                MaxLength       = 4,
                Columns         = 4,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Name'
            current = currentBF = new BaseFilterParameterString <DIC_MyFirstDictionary>(r => r.Name)
            {
                FilterName      = "Name",
                Header          = DIC_MyFirstDictionaryResources.Name__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Text,
                MaxLength       = 255,
                Width           = "98%",
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Date time Start'
            current = currentBF = new BaseFilterParameter <DIC_MyFirstDictionary, DateTime>(r => r.DateStart)
            {
                FilterName      = "DateStart",
                Header          = DIC_MyFirstDictionaryResources.DateStart__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Numeric,
                IsDateTime      = true,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Date time End'
            current = currentBF = new BaseFilterParameter <DIC_MyFirstDictionary, DateTime>(r => r.DateEnd)
            {
                FilterName      = "DateEnd",
                Header          = DIC_MyFirstDictionaryResources.DateEnd__Header,
                IsJournalFilter = true,
                Mandatory       = false,
                Type            = FilterHtmlGenerator.FilterType.Numeric,
                IsDateTime      = true,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            if (Url.IsMultipleSelect)
            {
                current = new Filter
                {
                    FilterName       = MultipleSelectedValues,
                    Header           = TableResources.MultipleSelectedFilterHeader,
                    Type             = FilterHtmlGenerator.FilterType.Boolean,
                    TrueBooleanText  = TableResources.MultipleSelectedFilterSelected,
                    FalseBooleanText = TableResources.MultipleSelectedFilterNotSelected,
                    Mandatory        = true,
                    FilterHandler    =
                        delegate(IQueryable enumerable, Enum type, string value1, string value2)
                    {
                        throw new Exception("Is not actual delegate");
                    },
                };
                filters.Add(current);
            }

            AddSearchFilter(filters);
            SetDefaultFilterType(filters);
            FilterInitialize(filters);
            if (CustomFilter != null && !_customFiltersInitialized)
            {
                _customFiltersInitialized = true;
                InitializeCustomFilters(filters);
            }

            _filterHandlers = filters.
                              Union(filters.SelectMany(r => r.AllChildren)).
                              Where(p => p.FilterHandler != null).
                              ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
            HttpContext.Current.Items["DIC_MyFirstDictionary.FiltersCache"] = filters;
        }
Exemplo n.º 12
0
        protected override void FilterInitialize()
        {
            if (_filterInitialized)
            {
                return;
            }
            _filterInitialized = true;

            _filters = (IList <Filter>)HttpContext.Current.Items["MyProducts.FiltersCache"];
            if (Page == null && _filters != null)
            {
                _filterHandlers = _filters.
                                  Union(_filters.SelectMany(r => r.AllChildren)).
                                  Where(p => p.FilterHandler != null).
                                  ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
                return;
            }

            BrowseFilterParameters parameters;
            IList <Filter>         filters = new List <Filter>();
            var stack = new Stack <IList <Filter> >();

            _filters = filters;
            Filter current;
            BaseFilterParameter currentBF = null;



            //колонка 'Наименование'
            current = currentBF = new BaseFilterParameterString <MyProduct>(r => r.Name)
            {
                FilterName      = "Name",
                Header          = MyProductsResources.Name__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Text,
                MaxLength       = 200,
                Width           = "98%",
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Дата создания'
            current = currentBF = new BaseFilterParameter <MyProduct, DateTime>(r => r.CreationDate)
            {
                FilterName      = "CreationDate",
                Header          = MyProductsResources.CreationDate__Header,
                IsJournalFilter = true,
                Mandatory       = true,
                Type            = FilterHtmlGenerator.FilterType.Numeric,
                IsDateTime      = true,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Цена'
            current = currentBF = new BaseFilterParameter <MyProduct, Decimal>(r => r.Price)
            {
                FilterName       = "Price",
                Header           = MyProductsResources.Price__Header,
                IsJournalFilter  = true,
                Mandatory        = true,
                Type             = FilterHtmlGenerator.FilterType.Numeric,
                DecimalPrecision = 2,
                MaxLength        = 8,
                Columns          = 8,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            //колонка 'Доступно'
            current = currentBF = new BaseFilterParameter <MyProduct, Decimal>(r => r.Amount)
            {
                FilterName       = "Amount",
                Header           = MyProductsResources.Amount__Header,
                IsJournalFilter  = true,
                Mandatory        = true,
                Type             = FilterHtmlGenerator.FilterType.Numeric,
                DecimalPrecision = 2,
                MaxLength        = 8,
                Columns          = 8,
            };
            currentBF.AddFilter(filters);
            //filters.Add(current);



            if (Url.IsMultipleSelect)
            {
                current = new Filter
                {
                    FilterName       = MultipleSelectedValues,
                    Header           = TableResources.MultipleSelectedFilterHeader,
                    Type             = FilterHtmlGenerator.FilterType.Boolean,
                    TrueBooleanText  = TableResources.MultipleSelectedFilterSelected,
                    FalseBooleanText = TableResources.MultipleSelectedFilterNotSelected,
                    Mandatory        = true,
                    FilterHandler    =
                        delegate(IQueryable enumerable, Enum type, string value1, string value2)
                    {
                        throw new Exception("Is not actual delegate");
                    },
                };
                filters.Add(current);
            }

            AddSearchFilter(filters);
            SetDefaultFilterType(filters);
            FilterInitialize(filters);
            if (CustomFilter != null && !_customFiltersInitialized)
            {
                _customFiltersInitialized = true;
                InitializeCustomFilters(filters);
            }

            _filterHandlers = filters.
                              Union(filters.SelectMany(r => r.AllChildren)).
                              Where(p => p.FilterHandler != null).
                              ToDictionary(p => LinqFilterGenerator.GetFilterName(p.FilterName));
            HttpContext.Current.Items["MyProducts.FiltersCache"] = filters;
        }