public StateListPageViewModel()
        {
            Country = new GeoCountryViewModel();
            States = new List<IGeoZone>();
            Paging = new PaginationSettings();

        }
示例#2
0
        /// <summary>
        /// the problem with paging is when you have too many pages
        /// to fit in the pager based on PaginationSettings.MaxPagerItems
        /// you need a strategy to leave out links for some pages
        /// while still being possible to navigate to any page
        /// this class implements one such strategy (implemented by  Martijn Boland)
        /// if you want to implement a different strategy you can plugin your own
        /// IBuildPaginationLinks implementation
        /// </summary>
        /// <param name="paginationSettings"></param>
        /// <param name="generateUrl"></param>
        /// <param name="firstPageText"></param>
        /// <param name="firstPageTitle"></param>
        /// <param name="previousPageText"></param>
        /// <param name="previousPageTitle"></param>
        /// <param name="nextPageText"></param>
        /// <param name="nextPageTitle"></param>
        /// <param name="lastPageText"></param>
        /// <param name="lastPageTitle"></param>
        /// <param name="spacerText"></param>
        /// <returns></returns>
        public List <PaginationLink> BuildPaginationLinks(
            PaginationSettings paginationSettings,
            Func <int, string> generateUrl,
            string firstPageText,
            string firstPageTitle,
            string previousPageText,
            string previousPageTitle,
            string nextPageText,
            string nextPageTitle,
            string lastPageText,
            string lastPageTitle,
            string spacerText = "...")
        {
            List <PaginationLink> paginationLinks = new List <PaginationLink>();

            int totalPages = (int)Math.Ceiling(paginationSettings.TotalItems / (double)paginationSettings.ItemsPerPage);

            // First page
            if (paginationSettings.ShowFirstLast)
            {
                paginationLinks.Add(
                    new PaginationLink
                {
                    Active     = (paginationSettings.CurrentPage > 1 ? true : false),
                    Text       = firstPageText,
                    Title      = firstPageTitle,
                    PageNumber = 1,
                    Url        = generateUrl(1)
                });
            }

            // Previous page
            paginationLinks.Add(
                paginationSettings.CurrentPage > 1 ? new PaginationLink
            {
                Active     = true,
                Text       = previousPageText,
                Title      = previousPageTitle,
                PageNumber = paginationSettings.CurrentPage - 1,
                Url        = generateUrl(paginationSettings.CurrentPage - 1)
            } : new PaginationLink {
                Active     = false,
                Text       = previousPageText,
                PageNumber = 1,
                Url        = generateUrl(1)
            });

            var start = 1;
            var end   = totalPages;
            var nrOfPagesToDisplay = paginationSettings.MaxPagerItems;

            if (totalPages > nrOfPagesToDisplay)
            {
                var middle = (int)Math.Ceiling(nrOfPagesToDisplay / 2d) - 1;
                var below  = (paginationSettings.CurrentPage - middle);
                var above  = (paginationSettings.CurrentPage + middle);

                if (below < 2)
                {
                    above = nrOfPagesToDisplay;
                    below = 1;
                }
                else if (above > (totalPages - 2))
                {
                    above = totalPages;
                    below = (totalPages - nrOfPagesToDisplay + 1);
                }

                start = below;
                end   = above;
            }

            if (start > 1)
            {
                paginationLinks.Add(new PaginationLink
                {
                    Active     = true,
                    PageNumber = 1,
                    IsCurrent  = (paginationSettings.CurrentPage == 1 ? true : false),
                    Text       = "1",
                    Url        = generateUrl(1)
                });

                if (start > 3)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active     = true,
                        PageNumber = 2,
                        IsCurrent  = (paginationSettings.CurrentPage == 2 ? true : false),
                        Text       = "2",
                        Url        = generateUrl(2)
                    });
                }

                if (start > 2)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active   = false,
                        Text     = spacerText,
                        IsSpacer = true
                    });
                }
            }

            for (var i = start; i <= end; i++)
            {
                if (i == paginationSettings.CurrentPage || (paginationSettings.CurrentPage <= 0 && i == 1))
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active     = true,
                        PageNumber = i,
                        IsCurrent  = (paginationSettings.CurrentPage == i ? true : false),
                        Text       = i.ToString(),
                        Url        = generateUrl(i)
                    });
                }
                else
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active     = true,
                        PageNumber = i,
                        Text       = i.ToString(),
                        IsCurrent  = (paginationSettings.CurrentPage == i ? true : false),
                        Url        = generateUrl(i)
                    });
                }
            }

            if (end < totalPages)
            {
                if (end < totalPages - 1)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active   = false,
                        Text     = spacerText,
                        IsSpacer = true
                    });
                }
                if (totalPages - 2 > end)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active     = true,
                        PageNumber = totalPages - 1,
                        Text       = (totalPages - 1).ToString(),
                        IsCurrent  = (paginationSettings.CurrentPage == (totalPages - 1) ? true : false),
                        Url        = generateUrl(totalPages - 1)
                    });
                }

                paginationLinks.Add(new PaginationLink
                {
                    Active     = true,
                    PageNumber = totalPages,
                    Text       = totalPages.ToString(),
                    IsCurrent  = (paginationSettings.CurrentPage == totalPages? true : false),
                    Url        = generateUrl(totalPages)
                });
            }

            // Next page
            paginationLinks.Add(
                paginationSettings.CurrentPage < totalPages ? new PaginationLink
            {
                Active     = true,
                PageNumber = paginationSettings.CurrentPage + 1,
                Text       = nextPageText,
                Title      = nextPageTitle,
                Url        = generateUrl(paginationSettings.CurrentPage + 1)
            }
                : new PaginationLink
            {
                Active     = false,
                Text       = nextPageText,
                PageNumber = totalPages
            });

            // Last page
            if (paginationSettings.ShowFirstLast)
            {
                paginationLinks.Add(new PaginationLink
                {
                    Active     = (paginationSettings.CurrentPage < totalPages ? true : false),
                    Text       = lastPageText,
                    Title      = lastPageTitle,
                    PageNumber = totalPages,
                    Url        = generateUrl(totalPages)
                });
            }


            return(paginationLinks);
        }
        public CountryListPageViewModel()
        {
            Paging = new PaginationSettings();

        }
示例#4
0
 public SiteListViewModel()
 {
     Sites = new List<ISiteInfo>();
     Paging = new PaginationSettings();
 }
示例#5
0
 public LogListViewModel()
 {
     LogPage = new List<ILogItem>();
     Paging = new PaginationSettings();
 }
 public RoleMemberListViewModel()
 {
     Role = new RoleViewModel();
     Members = new List<IUserInfo>();
     Paging = new PaginationSettings();
 }
        /// <summary>
        /// the problem with paging is when you have too many pages
        /// to fit in the pager based on PaginationSettings.MaxPagerItems
        /// you need a strategy to leave out links for some pages
        /// while still being possible to navigate to any page
        /// this class implements one such strategy (implemented by  Martijn Boland)
        /// if you want to implement a different strategy you can plugin your own
        /// IBuildPaginationLinks implementation
        /// </summary>
        /// <param name="paginationSettings"></param>
        /// <param name="generateUrl"></param>
        /// <param name="firstPageText"></param>
        /// <param name="firstPageTitle"></param>
        /// <param name="previousPageText"></param>
        /// <param name="previousPageTitle"></param>
        /// <param name="nextPageText"></param>
        /// <param name="nextPageTitle"></param>
        /// <param name="lastPageText"></param>
        /// <param name="lastPageTitle"></param>
        /// <param name="spacerText"></param>
        /// <returns></returns>
        public List<PaginationLink> BuildPaginationLinks(
            PaginationSettings paginationSettings, 
            Func<int, string> generateUrl,
            string firstPageText,
            string firstPageTitle,
            string previousPageText,
            string previousPageTitle,
            string nextPageText,
            string nextPageTitle,
            string lastPageText,
            string lastPageTitle,
            string spacerText = "...")
        {
            List<PaginationLink> paginationLinks = new List<PaginationLink>();

            int totalPages = (int)Math.Ceiling(paginationSettings.TotalItems / (double)paginationSettings.ItemsPerPage);

            // First page
            if (paginationSettings.ShowFirstLast)
            {
                paginationLinks.Add(
                    new PaginationLink
                    {
                        Active = (paginationSettings.CurrentPage > 1 ? true : false),
                        Text = firstPageText,
                        Title = firstPageTitle,
                        PageNumber = 1,
                        Url = generateUrl(1)
                    });
            }

            // Previous page
            paginationLinks.Add(
                paginationSettings.CurrentPage > 1 ? new PaginationLink
                {
                    Active = true,
                    Text = previousPageText,
                    Title = previousPageTitle,
                    PageNumber = paginationSettings.CurrentPage - 1,
                    Url = generateUrl(paginationSettings.CurrentPage - 1)
                } : new PaginationLink {
                    Active = false,
                    Text = previousPageText,
                    PageNumber = 1,
                    Url = generateUrl(1)
                });

            var start = 1;
            var end = totalPages;
            var nrOfPagesToDisplay = paginationSettings.MaxPagerItems;

            if (totalPages > nrOfPagesToDisplay)
            {
                var middle = (int)Math.Ceiling(nrOfPagesToDisplay / 2d) - 1;
                var below = (paginationSettings.CurrentPage - middle);
                var above = (paginationSettings.CurrentPage + middle);

                if (below < 2)
                {
                    above = nrOfPagesToDisplay;
                    below = 1;
                }
                else if (above > (totalPages - 2))
                {
                    above = totalPages;
                    below = (totalPages - nrOfPagesToDisplay + 1);
                }

                start = below;
                end = above;
            }

            if (start > 1)
            {
                paginationLinks.Add(new PaginationLink
                {
                    Active = true,
                    PageNumber = 1,
                    IsCurrent = (paginationSettings.CurrentPage == 1 ? true : false),
                    Text = "1",
                    Url = generateUrl(1)
                });

                if (start > 3)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = true,
                        PageNumber = 2,
                        IsCurrent = (paginationSettings.CurrentPage == 2 ? true : false),
                        Text = "2",
                        Url = generateUrl(2)
                    });
                }

                if (start > 2)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = false,
                        Text = spacerText,
                        IsSpacer = true
                    });
                }
            }

            for (var i = start; i <= end; i++)
            {
                if (i == paginationSettings.CurrentPage || (paginationSettings.CurrentPage <= 0 && i == 1))
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = true,
                        PageNumber = i,
                        IsCurrent = (paginationSettings.CurrentPage == i ? true : false),
                        Text = i.ToString(),
                        Url = generateUrl(i)
                    });
                }
                else
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = true,
                        PageNumber = i,
                        Text = i.ToString(),
                        IsCurrent = (paginationSettings.CurrentPage == i ? true : false),
                        Url = generateUrl(i)
                    });
                }
            }

            if (end < totalPages)
            {
                if (end < totalPages - 1)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = false,
                        Text = spacerText,
                        IsSpacer = true
                    });
                }
                if (totalPages - 2 > end)
                {
                    paginationLinks.Add(new PaginationLink
                    {
                        Active = true,
                        PageNumber = totalPages - 1,
                        Text = (totalPages - 1).ToString(),
                        IsCurrent = (paginationSettings.CurrentPage == (totalPages - 1) ? true : false),
                        Url = generateUrl(totalPages - 1)
                    });
                }

                paginationLinks.Add(new PaginationLink
                {
                    Active = true,
                    PageNumber = totalPages,
                    Text = totalPages.ToString(),
                    IsCurrent = (paginationSettings.CurrentPage == totalPages? true : false),
                    Url = generateUrl(totalPages)
                });
            }

            // Next page
            paginationLinks.Add(
                paginationSettings.CurrentPage < totalPages ? new PaginationLink
                {
                    Active = true,
                    PageNumber = paginationSettings.CurrentPage + 1,
                    Text = nextPageText,
                    Title = nextPageTitle,
                    Url = generateUrl(paginationSettings.CurrentPage + 1)
                }
                : new PaginationLink
                {
                    Active = false,
                    Text = nextPageText,
                    PageNumber = totalPages
                });

            // Last page
            if (paginationSettings.ShowFirstLast)
            {
                paginationLinks.Add(new PaginationLink
                {
                    Active = (paginationSettings.CurrentPage < totalPages ? true : false),
                    Text = lastPageText,
                    Title = lastPageTitle,
                    PageNumber = totalPages,
                    Url = generateUrl(totalPages)
                });
            }

            
            return paginationLinks;

        }
示例#8
0
 public RoleListViewModel()
 {
     SiteRoles = new List<ISiteRole>();
     Paging = new PaginationSettings();
 }
示例#9
0
        public UserListViewModel()
        {

            UserList = new List<IUserInfo>();
            Paging = new PaginationSettings();
        }