C# (CSharp) IOrderedQueryable.ApplyFilter示例

示例#1

        public void Reload()
        {
#if DEBUG
            if (IsBreakingOnQuery)
            {
                //breaking on query
                if (System.Diagnostics.Debugger.IsAttached)
                {
                    System.Diagnostics.Debugger.Break();
                }
                else
                {
                    System.Diagnostics.Debugger.Launch();
                }
            }
#endif
            using (new MethodTracer <PagedQueryable <T> >("Reload"))
            {
                if (_isFreezed)
                {
                    Tracer.Verbose(() => "PagedQueryable is freezed");
                    return;
                }


                Tracer.Verbose(() => "clear Items");
                Items.Clear();


                int totalPages;
                int queryCount;

                Tracer.Verbose(() => "getting paged items");
                List <T> items = _query.ApplyFilter(Filter).ApplyOrder(SortColumn, SortDirection).ApplyPaging(
                    CurrentPage, PageSize, out totalPages, out queryCount).ToList();
                Items.AddRange(items);

                Tracer.Verbose(() => "setting PageCount");
                PageCount = totalPages;

                Tracer.Verbose(() => "maximize current page");
                CurrentPage = Math.Min(CurrentPage, PageCount);

                Tracer.Verbose(() => "setting QueryCount");
                QueryCount = queryCount;

                Tracer.Verbose(() => "raising navigation properties changed event");
                OnPropertyChanged("CanMoveFirst");
                OnPropertyChanged("CanMoveLast");
                OnPropertyChanged("CanMoveNext");
                OnPropertyChanged("CanMovePrevious");

                OnReloaded();
            }
        }

示例#2

        public void Reload()
        {
            using (new MethodTracer <PagedQueryable <T> >("Reload"))
            {
                if (_isFreezed)
                {
                    Tracer.Verbose(() => "PagedQueryable is freezed");
                    return;
                }


                Tracer.Verbose(() => "clear Items");
                Items.Clear();


                int totalPages;
                int queryCount;

                Tracer.Verbose(() => "getting paged items");
                List <T> items = _query.ApplyFilter(Filter).ApplyOrder(SortColumn, SortDirection).ApplyPaging(
                    CurrentPage, PageSize, out totalPages, out queryCount).ToList();
                Items.AddRange(items);

                Tracer.Verbose(() => "setting PageCount");
                PageCount = totalPages;

                Tracer.Verbose(() => "maximize current page");
                CurrentPage = Math.Min(CurrentPage, PageCount);

                Tracer.Verbose(() => "setting QueryCount");
                QueryCount = queryCount;

                Tracer.Verbose(() => "raising navigation properties changed event");
                OnPropertyChanged("CanMoveFirst");
                OnPropertyChanged("CanMoveLast");
                OnPropertyChanged("CanMoveNext");
                OnPropertyChanged("CanMovePrevious");

                OnReloaded();
            }
        }