ES-263734-Changes added

Author: Kathiresan4347

Bookmarks/Rename-bookmark/.NET/Rename-bookmark.slnx

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+<Solution>
+  <Project Path="Rename-bookmark/Rename-bookmark.csproj" />
+</Solution>

Bookmarks/Rename-bookmark/.NET/Rename-bookmark/Data/Template.docx

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+

Bookmarks/Rename-bookmark/.NET/Rename-bookmark/Output/.gitkeep

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+using Syncfusion.DocIO;
+using Syncfusion.DocIO.DLS;
+
+namespace Rename_bookmark
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {       
+            using (FileStream fileStreamPath = new FileStream(Path.GetFullPath(@"Data/Template.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
+            {
+                //Opens an existing Word document.
+                using (WordDocument document = new WordDocument(fileStreamPath, FormatType.Automatic))
+                {
+                    //Replace Bookmark name
+                    ReplaceBookmarkName(document, "Northwind", "New_Bookmark");
+                    //Creates file stream.
+                    using (FileStream outputFileStream = new FileStream(Path.GetFullPath(@"Output/Output.docx"), FileMode.Create, FileAccess.ReadWrite))
+                    {
+                        //Saves the Word document to file stream.
+                        document.Save(outputFileStream, FormatType.Docx);
+                    }
+                }
+            }
+        }
+        #region Replace Bookmark name
+        /// <summary>
+        /// Replace bookmark name
+        /// </summary>
+        /// <param name="document">Input Word document.</param>
+        /// <param name="existingbookmarkName">The name of the bookmark to replace.</param>
+        /// <param name="replaceBookmarkName">The new name for the bookmark.</param>
+
+        private static void ReplaceBookmarkName(WordDocument document, string existingbookmarkName, string replaceBookmarkName)
+        {
+            //Gets the bookmark instance by using FindByName method of BookmarkCollection with bookmark name
+            Bookmark bookmark = document.Bookmarks.FindByName(existingbookmarkName);
+            // No bookmark found, return immediately
+            if (bookmark == null)
+                return;
+            //Gets owner paragraph of the bookmark
+            WParagraph bookmarkStartParagraph = bookmark.BookmarkStart.Owner as WParagraph;
+            //Gets index of the bookmark start and end
+            int boomarkStartIndex = bookmarkStartParagraph.ChildEntities.IndexOf(bookmark.BookmarkStart);
+            int boomarkEndIndex = 0;
+            //Gets bookmark end paragraph
+            WParagraph bookmarkEndParagraph = bookmark.BookmarkEnd.Owner as WParagraph;
+            //Checks whether the bookmark start and end is in same paragraph
+            if (bookmarkEndParagraph == bookmarkStartParagraph)
+                boomarkEndIndex = bookmarkStartParagraph.ChildEntities.IndexOf(bookmark.BookmarkEnd);
+            else
+                boomarkEndIndex = bookmarkEndParagraph.ChildEntities.IndexOf(bookmark.BookmarkEnd);
+            //Removes the bookmark from Word document.
+            document.Bookmarks.Remove(bookmark);
+            //Inserts new bookmark in place of deleted bookmark
+            bookmarkStartParagraph.ChildEntities.Insert(boomarkStartIndex, bookmarkStartParagraph.AppendBookmarkStart(replaceBookmarkName));
+            //Inserts bookmark end in corresponding paragraph.
+            if (bookmarkEndParagraph == bookmarkStartParagraph)
+                bookmarkStartParagraph.ChildEntities.Insert(boomarkEndIndex, bookmarkStartParagraph.AppendBookmarkEnd(replaceBookmarkName));
+            else
+                bookmarkEndParagraph.ChildEntities.Insert(boomarkEndIndex, bookmarkEndParagraph.AppendBookmarkEnd(replaceBookmarkName));
+        }
+        #endregion       
+    }
+}

Bookmarks/Rename-bookmark/.NET/Rename-bookmark/Program.cs

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>Rename_bookmark</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="Data\Template.docx">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>