<a href="#" id="favsite" data-type="text" data-pk="1" data-url="@Url.Action(MVC.Categories.EditCategory())" 
data-title="Enter your favorite site">dotnettips.info</a>

 private bool _isClose;
 public bool IsClose
   {
      get { return _isClose; }
      set
      {
       _isClose = value;
      OnClosed();
      RaisePropertyChanged("IsClose");
      }
}

<Window x:Class="TestProject.TestView"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:xamlServices="clr-namespace:TestProject.XamlServices;assembly=TestProject.XamlServices"
       xamlServices:CloseBehavior.Close="{Binding IsClose}">
       ...
</Window>

    //َAgent Entity

    public class Agent:BaseEntity,ISoftDeleteModel
    {
        public int AgentId { get; set; }
        [MaxLength(300, ErrorMessage = "{0} حداکثر می‌تواند شامل {1} کاراکتر باشد")]
        public string Title { get; set; }
        public int Sort { get; set; }
        public bool IsDisplayed { get; set; } = true;
        [ForeignKey("Parent")]
        public int? ParentID { get; set; }
        public bool IsDeleted { get; set; }
        [InverseProperty("AgentSend")]
        public ICollection<LetterAgent> LetterAgentsSend { get; set; }
        [InverseProperty("AgentReceive")]
        public ICollection<LetterAgent> LetterAgentsReceive { get; set; }
        public ICollection<UserAgent> UserAgents { get; set; }
        public Agent? Parent { get; set; }
        public ICollection<Agent>? SubGroups { get; set; }

    }

            //SelfReferential
            modelBuilder.Entity<Agent>(entity =>
            {
                entity.HasIndex(e => e.ParentID);

                entity.HasOne(d => d.Parent)
                    .WithMany(p => p.SubGroups)
                    .HasForeignKey(d => d.ParentID);
            });

        <DntTreeView
            TRecord="AgentDTO"
            Items="Comments"
            ChildrenSelector="m => m.SubGroups"
            style="list-style: none;"
            ChildrenHtmlAttributes="ChildrenHtmlAttributes">
            <ItemTemplate Context="record">
                <div class="card mb-1">
                    <div class="card-body">
                        <span>@record.Title</span>
                    </div>
                </div>
            </ItemTemplate>
            <EmptyContentTemplate>
                <div class="alert alert-warning">
                    There is no item to display!
                </div>
            </EmptyContentTemplate>
        </DntTreeView>

@model string
    @Html.TextBox("",ViewData.TemplateInfo.FormattedModelValue,
    new { @class="form-control",placeholder=ViewData.ModelMetadata.Watermark})

@model Enum
@Html.EnumDropDownListFor(m => Model, new { @class = "form-control" })

public static class BootstrapHelpers
    {
        public static IHtmlString BootstrapLabelFor<TModel,TProp>(
            this HtmlHelper<TModel> helper,
            Expression<Func<TModel,TProp>> property)
        {
            return helper.LabelFor(property, new
            {
                @class = "col-md-2 control-label"
            });
        }
        public static IHtmlString BootstrapLabel(
            this HtmlHelper helper,
            string propertyName)
        {
            return helper.Label(propertyName, new
            {
                @class = "col-md-2 control-label"
            });
        }
    }

@model dynamic

@foreach (var prop in ViewData.ModelMetadata.Properties
                            .Where(p => p.ShowForEdit))
{
    if (prop.TemplateHint == "HiddenInput")
    {
        @Html.Hidden(prop.PropertyName)
    }
    else
    {
        <div class="form-group">
            @Html.BootstrapLabel(prop.PropertyName)
            <div class="col-md-10">
                @Html.Editor(prop.PropertyName)
                @Html.ValidationMessage(prop.PropertyName)
            </div>
        </div>
    }
}

       [Mvc5Authorize(StandardRoles.Administrators)]
        public virtual ActionResult Index(string type)
        {
            return new ElmahResult(type);
        }

        public virtual ActionResult Index()
        {
            if (User.IsInRole(StandardRoles.Administrators))
            {
                this.NotyAlert("سلام مدیر2");
            }
            return View();
        }

 // HTTP Error 403.0 - Forbidden نمایش پیغام       
[Mvc5Authorize(AssignableToRolePermissions.CanAccessToSystemMaintenance)] 
        public virtual ActionResult Index(string type)
        {
            return new ElmahResult(type);
        }


        public virtual ActionResult Index()
        {
  if (User.IsInRole(AssignableToRolePermissions.CanAccessToSystemMaintenance))
            {
                // عدم اجرا و نمایش ییام
                this.NotyAlert("سلام مدیر1");
            }
            return View();
        }

using System;

namespace Pivot.Sample1
{
    public class Expense
    {
        public DateTime Date { set; get; }
        public string Department { set; get; }
        public decimal Expenses { set; get; }
    }
}

using System;
using System.Collections.Generic;

namespace Pivot.Sample1
{
    public class ExpenseDataSource
    {
        public static IList<Expense> ExpensesDataSource()
        {
            return new List<Expense>
            {
                new Expense { Date = new DateTime(2011,11,1), Department = "Computer", Expenses = 100 },
                new Expense { Date = new DateTime(2011,11,1), Department = "Math", Expenses = 200 },
                new Expense { Date = new DateTime(2011,11,1), Department = "Physics", Expenses = 150 },

                new Expense { Date = new DateTime(2011,10,1), Department = "Computer", Expenses = 75 },
                new Expense { Date = new DateTime(2011,10,1), Department = "Math", Expenses = 150 },
                new Expense { Date = new DateTime(2011,10,1), Department = "Physics", Expenses = 130 },

                new Expense { Date = new DateTime(2011,9,1), Department = "Computer", Expenses = 90 },
                new Expense { Date = new DateTime(2011,9,1), Department = "Math", Expenses = 95 },
                new Expense { Date = new DateTime(2011,9,1), Department = "Physics", Expenses = 100 }
            };
        }
    }
}

using System.Collections;
using System.Linq;

namespace Pivot.Sample1
{
    public class PivotTable
    {
        public static IList ExpensesCrossTab()
        {
            return ExpenseDataSource
                        .ExpensesDataSource()
                        .GroupBy(t =>
                                   new
                                   {
                                       Year = t.Date.Year,
                                       Month = t.Date.Month
                                   })
                        .Select(myGroup =>
                                   new
                                   {
                                       //Year = myGroup.Key.Year,
                                       Month = myGroup.Key.Month,
                                       ComputerDepartment = myGroup.Where(x => x.Department == "Computer").Sum(x => x.Expenses),
                                       MathDepartment = myGroup.Where(x => x.Department == "Math").Sum(x => x.Expenses),
                                       PhysicsDepartment = myGroup.Where(x => x.Department == "Physics").Sum(x => x.Expenses)
                                   })
                        .ToList();
        }
    }
}

using System;

namespace Pivot.Sample2
{
    public class StudentStat
    {
        public int Id { set; get; }
        public string Name { set; get; }
        public DateTime Date { set; get; }
        public bool IsPresent { set; get; }
    }
}

using System;
using System.Collections.Generic;

namespace Pivot.Sample2
{
    public class StudentsStatDataSource
    {
        public static IList<StudentStat> CreateMonthlyReportDataSource()
        {
            var result = new List<StudentStat>();
            var rnd = new Random();

            for (int day = 1; day < 6; day++)
            {
                for (int student = 1; student < 6; student++)
                {
                    result.Add(new StudentStat
                    {
                        Id = student,
                        Date = new DateTime(2011, 11, day),
                        IsPresent = rnd.Next(-1, 1) == 0 ? true : false,
                        Name = "student " + student
                    });
                }
            }

            return result;
        }
    }
}

using System.Collections;
using System.Linq;

namespace Pivot.Sample2
{
    public class PivotTable
    {
        public static IList StudentsStatCrossTab()
        {
            return StudentsStatDataSource
                        .CreateWeeklyReportDataSource()
                        .GroupBy(x =>
                                  new
                                  {
                                      x.Id
                                  })
                        .Select(myGroup =>
                                  new
                                  {
                                      myGroup.Key.Id,
                                      Name = myGroup.First().Name,
                                      Day1IsPresent = myGroup.Where(x => x.Date.Day == 1).First().IsPresent,
                                      Day2IsPresent = myGroup.Where(x => x.Date.Day == 2).First().IsPresent,
                                      Day3IsPresent = myGroup.Where(x => x.Date.Day == 3).First().IsPresent,
                                      Day4IsPresent = myGroup.Where(x => x.Date.Day == 4).First().IsPresent,
                                      Day5IsPresent = myGroup.Where(x => x.Date.Day == 5).First().IsPresent,
                                      PresentsCount = myGroup.Where(x => x.IsPresent).Count(),
                                      AbsentsCount = myGroup.Where(x => !x.IsPresent).Count()
                                  })
                        .ToList();
        }
    }
}

public IPdfReportData CreatePdfReport(DataTable dt,string OrganName,string DateFrom,string DateEnd,string FilePath)
        {
            FileStream fo = new FileStream(FilePath, FileMode.Create);
            fo.Close();
            return new PdfReport().DocumentPreferences(doc =>
            {
                doc.RunDirection(PdfRunDirection.RightToLeft);
                doc.Orientation(PageOrientation.Portrait);
                doc.PageSize(PdfPageSize.A4);
                doc.DocumentMetadata(new DocumentMetadata { Author = "AjansDaneshjo", Application = "PdfRpt", Keywords = "Report", Subject = "Test Rpt", Title = "Report" });
            })
            .DefaultFonts(fonts =>
            {
                fonts.Path(Application.StartupPath+"\\BNAZANIN.ttf", Application.StartupPath + "\\BNAZNNBD.ttf");
                fonts.Size(13);
            })
            .PagesFooter(footer =>
            {
                footer.DefaultFooter(PersianDate.ToPersianDateTime(DateTime.Now, "/", false, false));
            })
            .PagesHeader(header =>
            {
                header.CustomHeader(new MasterDetailsHeaders { PdfRptFont = header.PdfFont ,DateFrom=DateFrom,DateTo= DateEnd,ProjTitle=ProjTitle });
            })
            .MainTableTemplate(template =>
            {
                template.BasicTemplate(BasicTemplate.SilverTemplate);
            })
            .MainTablePreferences(table =>
            {
                table.ColumnsWidthsType(TableColumnWidthType.Relative);
                table.NumberOfDataRowsPerPage(50);
                table.GroupsPreferences(new GroupsPreferences
                {
                    GroupType = GroupType.HideGroupingColumns,
                    RepeatHeaderRowPerGroup = true,
                    ShowOneGroupPerPage = true,
                    SpacingBeforeAllGroupsSummary = 5f
                });
            })
            .MainTableDataSource(dataSource =>
            {
                dataSource.DataTable(dt);
            })
            .MainTableSummarySettings(summarySettings =>
            {
                summarySettings.OverallSummarySettings(" جمع کل ");
                summarySettings.PageSummarySettings("جمع صفحه");
            })
            .MainTableColumns(columns =>
            {
                columns.AddColumn(column =>
                {
                    column.PropertyName("rowNo");
                    column.IsRowNumber(true);
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(0);
                    column.Width(1);
                    column.HeaderCell("ردیف");
                });
                columns.AddColumn(column =>
                {
                    column.PropertyName("Name_Family");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(1);
                    column.Width(2);
                    column.HeaderCell("در اختیار");
                    column.ColumnItemsTemplate(template =>
                    {
                        template.TextBlock();
                        template.DisplayFormatFormula(obj => obj == null ? string.Empty : string.Format("{0:n0}", obj));
                    });

                });
                columns.AddColumn(column =>
                {
                    column.PropertyName("DateAjans");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(2);
                    column.Width(2);
                    column.HeaderCell("تاریخ");
                    column.ColumnItemsTemplate(template =>
                    {
                        template.TextBlock();
                        template.DisplayFormatFormula(obj => obj == null ? string.Empty : PersianDate.ToPersianDateTime((DateTime)obj,"/",false,false) );
                    });
                });

                
                columns.AddColumn(column =>
                {
                    column.PropertyName("Receipt_number");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(3);
                    column.Width(2);
                    column.HeaderCell("شماره قبض");

                });
                columns.AddColumn(column =>
                {
                    column.PropertyName("Price");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(5);
                    column.Width(2);
                    column.HeaderCell("مبلغ");
                    column.ColumnItemsTemplate(template =>
                    {
                        template.TextBlock();
                        template.DisplayFormatFormula(obj => obj == null ? string.Empty : string.Format("{0:n0}", obj));
                    });
                    column.AggregateFunction(aggregateFunction =>
                    {
                        aggregateFunction.NumericAggregateFunction(AggregateFunction.Sum);
                        aggregateFunction.DisplayFormatFormula(obj => obj == null ? string.Empty : string.Format("{0:n0} ریال", obj));
                    });
                });
                columns.AddColumn(column =>
                {
                    column.PropertyName("Organ_Name");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(5);
                    column.Width(2);
                    column.HeaderCell("نام سازمان");
                    column.Group(true,
                    (val1, val2) =>
                    {
                        return val1.ToString() == val2.ToString();
                    });
                    
                });


                columns.AddColumn(column =>
                {
                    column.PropertyName("Destination");
                    column.CellsHorizontalAlignment(PdfRpt.Core.Contracts.HorizontalAlignment.Center);
                    column.IsVisible(true);
                    column.Order(4);
                    column.Width(2);
                    column.HeaderCell("مقصد");

                });
            })
            .MainTableEvents(events =>
            {
                events.DataSourceIsEmpty(message: "There is no data available to display.");
            })
            .Export(export =>
            {
                export.ToExcel();
            })
            .Generate(data => data.AsPdfFile(fo.Name/*string.Format("{0}\\RptCalculatedFieldsSample-{1}.pdf", Application.StartupPath, Guid.NewGuid().ToString("N")))*/));
        }

public  class MasterDetailsHeaders : IPageHeader
    {
        public IPdfFont PdfRptFont { set; get; }
        public string DateFrom;
        public string DateTo;
        public string ProjTitle;
        public PdfGrid RenderingGroupHeader(Document pdfDoc, PdfWriter pdfWriter, IList<CellData> newGroupInfo, IList<SummaryCellData> summaryData)
        {
           
            var table = new PdfGrid(numColumns: 1) { WidthPercentage = 100 };
            var organName = newGroupInfo.GetSafeStringValueOf("Organ_Name");
            table.AddSimpleRow(
                (cellData, cellProperties) =>
                {
                    cellData.Value = " گزارش " + organName + " از تاریخ " + DateFrom + " الی " + DateTo;
                    cellProperties.PdfFont = PdfRptFont;
                    cellProperties.PdfFontStyle = DocumentFontStyle.Bold;
                    cellProperties.HorizontalAlignment = HorizontalAlignment.Center;
                    cellProperties.RunDirection = PdfRunDirection.RightToLeft;
                });
            return table.AddBorderToTable(borderColor: BaseColor.LIGHT_GRAY, spacingBefore: 5f);
        }
      public  PdfGrid RenderingReportHeader(Document pdfDoc, PdfWriter pdfWriter, IList<SummaryCellData> summaryData)
        {
            return null;
        }