public void CanCreateComment()
{
// Let's say we have a document called Comments.docx with a single
// paragraph saying "Hello World!".
using WordprocessingDocument wordDocument = WordprocessingDocument.Create(
"Comments.docx", WordprocessingDocumentType.Document);
MainDocumentPart mainDocumentPart = wordDocument.AddMainDocumentPart();
mainDocumentPart.Document =
new Document(
new Body(
new Paragraph(
new Run(
new Text("Hello World!")))));
// We can add a WordprocessingCommentsPart to the MainDocumentPart
// and make sure it has a w:comments root element.
var commentsPart = mainDocumentPart.AddNewPart <WordprocessingCommentsPart>();
commentsPart.Comments = new Comments();
// Now, say we want to comment on the whole paragraph. As a first
// step, we create a comment and add it to the w:comments element.
var comment = new Comment(new Paragraph(new Run(new Text("This is my comment."))))
{
Id = "1",
Author = "Thomas Barnekow"
};
commentsPart.Comments.AppendChild(comment);
// Then, we need to add w:commentRangeStart and w:commentRangeEnd
// elements to the text on which we want to comment. In this example,
// we are getting "some" w:p element and some first and last w:r
// elements and insert the w:commentRangeStart before the first and
// the w:commentRangeEnd after the last w:r.
Paragraph p = mainDocumentPart.Document.Descendants <Paragraph>().First();
Run firstRun = p.Elements <Run>().First();
Run lastRun = p.Elements <Run>().Last();
firstRun.InsertBeforeSelf(new CommentRangeStart {
Id = "1"
});
CommentRangeEnd commentRangeEnd = lastRun.InsertAfterSelf(new CommentRangeEnd {
Id = "1"
});
commentRangeEnd.InsertAfterSelf(new Run(new CommentReference {
Id = "1"
}));
}
public static void AddCommentNearElement(this WordprocessingDocument document, OpenXmlElement element,
Author author, string comment, string fontName = "Times New Roman", string fontSize = "28")
{
Comments comments = null;
int id = 0;
//var lastRun = paragraph.Descendants<Run>().ToList().LastOrDefault();
if (document.MainDocumentPart.GetPartsOfType <WordprocessingCommentsPart>().Any())
{
comments =
document.MainDocumentPart.WordprocessingCommentsPart.Comments;
if (comments.HasChildren)
{
// Obtain an unused ID.
id = comments.Descendants <Comment>().Select(e => Int32.Parse(e.Id.Value)).Max();
id++;
}
}
else
{
WordprocessingCommentsPart commentPart =
document.MainDocumentPart.AddNewPart <WordprocessingCommentsPart>();
commentPart.Comments = new Comments();
comments = commentPart.Comments;
}
// Compose a new Comment and add it to the Comments part.
Paragraph p = new Paragraph(new Run(new Text($"{comment} ID: {id}"), new RunProperties()
{
FontSize = new FontSize()
{
Val = fontSize
},
RunFonts = new RunFonts()
{
Ascii = fontName
}
}));
Comment cmt =
new Comment()
{
Id = id.ToString(),
Author = author.Name,
Initials = author.Initials,
Date = DateTime.Now
};
cmt.AppendChild(p);
comments.AppendChild(cmt);
comments.Save();
// Specify the text range for the Comment.
// Insert the new CommentRangeStart before the first run of paragraph.
element.InsertBeforeSelf(new CommentRangeStart()
{
Id = id.ToString()
});
var commentEnd = new CommentRangeEnd()
{
Id = id.ToString()
};
// Insert the new CommentRangeEnd after last run of paragraph.
var cmtEnd = element.InsertAfterSelf(commentEnd);
// Compose a run with CommentReference and insert it.
commentEnd.InsertAfterSelf(new Run(new CommentReference()
{
Id = id.ToString()
}));
}
