//// This code is part of Document Solutions for Word demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System.Globalization;using GrapeCity.Documents.Word;
namespace DsWordWeb.Demos{    // This example demonstrates the available logical functions    // that can be used with the 'calc' report templates feature.    public class DataTplCalcLogical    {        public GcWordDocument CreateDocx()        {            // A simple data source to be used by the logical functions:            var data = new bool[] { true };
            var doc = new GcWordDocument();
            // Add the data source:            doc.DataTemplate.DataSources.Add("ds", data);
            // Styles and templates to show results:            var bulletListTemplate = doc.ListTemplates.Add(BuiltInListTemplateId.BulletDefault, "bulletListTemplate");            var exStyle = doc.Styles[BuiltInStyleId.Heading3];            var resStyle = doc.Styles[BuiltInStyleId.Strong];
            var paras = doc.Body.Paragraphs;            add("{{ calc Iif(ds.value, \"Iif result true\", \"Iif result false\") }}");            add("{{ calc IsNull(\"Some data\") }}");            add("{{ calc Not IsNull(\"Some data\") }}");
            // Process the templates:            doc.DataTemplate.Process(CultureInfo.GetCultureInfo("en-US"));
            // Add a short note describing the demo at the top of the document:            paras.Insert(                "This example demonstrates the available logical functions " +                "that can be used with the 'calc' report templates feature. " +                "Please see this example's source code for full details.",                InsertLocation.Start);            paras.Insert("Report templates: available calc logical functions", doc.Styles[BuiltInStyleId.Heading1], InsertLocation.Start);
            // Done:            return doc;
            void add(string expr)            {                // \x200B is a zero-width space used to prevent template expansion:                paras.Add(expr.Insert(1, "​​​\x200B") + " :  ", exStyle).ListFormat.Template = bulletListTemplate;                paras.Last.GetRange().Runs.Add(expr, resStyle);            }        }    }}