972104: Added the UG documentation for Support to add tags for the Nested list in the PDF document

Tagged PDF/Adding-tags-to-nested-list/.NET/Adding-tags-to-nested-list.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36221.1 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Adding-tags-to-nested-list", "Adding-tags-to-nested-list\Adding-tags-to-nested-list.csproj", "{04561C02-EB81-40BE-A859-F01B29D64216}"
+EndProject
+Global
+GlobalSection(SolutionConfigurationPlatforms) = preSolution
+Debug|Any CPU = Debug|Any CPU
+Release|Any CPU = Release|Any CPU
+EndGlobalSection
+GlobalSection(ProjectConfigurationPlatforms) = postSolution
+{04561C02-EB81-40BE-A859-F01B29D64216}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+{04561C02-EB81-40BE-A859-F01B29D64216}.Debug|Any CPU.Build.0 = Debug|Any CPU
+{04561C02-EB81-40BE-A859-F01B29D64216}.Release|Any CPU.ActiveCfg = Release|Any CPU
+{04561C02-EB81-40BE-A859-F01B29D64216}.Release|Any CPU.Build.0 = Release|Any CPU
+EndGlobalSection
+GlobalSection(SolutionProperties) = preSolution
+HideSolutionNode = FALSE
+EndGlobalSection
+GlobalSection(ExtensibilityGlobals) = postSolution
+SolutionGuid = {9E0E1714-72FB-4681-83C2-0BF4BEDA3E0C}
+EndGlobalSection
+EndGlobal

Tagged PDF/Adding-tags-to-nested-list/.NET/Adding-tags-to-nested-list/Adding-tags-to-nested-list.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+ <PropertyGroup>
+ <OutputType>Exe</OutputType>
+ <TargetFramework>net8.0</TargetFramework>
+ <RootNamespace>Adding-tags-to-nested-list</RootNamespace>
+ <ImplicitUsings>enable</ImplicitUsings>
+ <Nullable>enable</Nullable>
+ </PropertyGroup>
+
+ <ItemGroup>
+ <PackageReference Include="Syncfusion.Pdf.Net.Core" Version="*" />
+ </ItemGroup>
+
+</Project>

Tagged PDF/Adding-tags-to-nested-list/.NET/Adding-tags-to-nested-list/Program.cs

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+using Syncfusion.Drawing;
+using Syncfusion.Pdf;
+using Syncfusion.Pdf.Graphics;
+using Syncfusion.Pdf.Lists;
+
+// Create a new PDF document
+PdfDocument document = new PdfDocument();
+
+// Set the document title
+document.DocumentInformation.Title = "Nested List";
+
+// Add a new page to the PDF
+PdfPage page = document.Pages.Add();
+PdfGraphics graphics = page.Graphics;
+SizeF size = page.Graphics.ClientSize;
+
+//Get stream from the font file. 
+FileStream fontStream = new FileStream(Path.GetFullPath(@"Data/Arial.ttf"), FileMode.Open, FileAccess.Read);
+PdfFont font = new PdfTrueTypeFont(fontStream, 14);
+
+// Draw the title on the PDF
+graphics.DrawString("Nested Ordered List:", font, PdfBrushes.Blue, new PointF(10, 0));
+
+// Create a string format for line spacing of list items
+PdfStringFormat format = new PdfStringFormat();
+format.LineSpacing = 10f;
+
+// Create the main list structure element with a List tag for accessibility
+PdfStructureElement mainListElement = new PdfStructureElement(PdfTagType.List);
+
+// Initialize the main ordered list
+PdfOrderedList mainList = new PdfOrderedList
+{
+ PdfTag = mainListElement,
+ Marker = { Brush = PdfBrushes.Black },
+ Indent = 20,
+ Font = font,
+ StringFormat = format
+};
+
+// Add items to the main list and tag each item for accessibility
+string[] mainItems = { "Essential Tools", "Essential PDF", "Essential XlsIO" };
+for (int i = 0; i < mainItems.Length; i++)
+{
+ mainList.Items.Add(mainItems[i]);
+ mainList.Items[i].PdfTag = new PdfStructureElement(PdfTagType.ListItem);
+}
+
+// Create a sublist with accessibility tags
+PdfStructureElement subListElement = new PdfStructureElement(PdfTagType.List);
+PdfOrderedList subList = new PdfOrderedList
+{
+ PdfTag = subListElement,
+ Marker = { Brush = PdfBrushes.Black },
+ Indent = 20,
+ Font = font,
+ StringFormat = format
+};
+
+// Add items to the sublist and tag each item for accessibility
+string[] subItems = { "Create PDF", "Modify PDF", "Secure PDF", "Compress PDF" };
+for (int i = 0; i < subItems.Length; i++)
+{
+ subList.Items.Add(subItems[i]);
+ subList.Items[i].PdfTag = new PdfStructureElement(PdfTagType.ListItem);
+}
+
+// Nest the sublist under the second item of the main list
+mainList.Items[1].SubList = subList;
+
+// Draw the main list, which includes the nested sublist, on the PDF
+mainList.Draw(page, new RectangleF(0, 30, size.Width, size.Height));
+
+//Create file stream.
+using (FileStream outputFileStream = new FileStream(Path.GetFullPath(@"Output/Output.pdf"), FileMode.Create, FileAccess.ReadWrite))
+{
+ //Save the PDF document to file stream.
+ document.Save(outputFileStream);
+}
+
+//Close the document.
+document.Close(true);