Aspose.Word

/// <summary>
/// Helper Class to make it easier with aspose word
/// </summary>
public static class AsposeWordExtension
{
    #region Document
    /// <summary>
    /// Add a blank paragraph to the document
    /// </summary>
    /// <param name="doc"></param>
    public static void AddBlankParagraph(this Document doc)
    {
        Paragraph paragraph = new Paragraph(doc);
        doc.LastSection.Body.AppendChild(paragraph);
    }
    #endregion

    #region Paragraph
    /// <summary>
    /// Add one run to the paragraph, and set the run with properties
    /// </summary>
    /// <param name="paragraph">the paragraph object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="isBold">is the font style bold</param>
    /// <param name="isItalic">is the font style italic</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddRun(this Paragraph paragraph, string text, int size, bool isBold, bool isItalic, string fontName = "Arial", Comment comment = null)
    {
        Run run = new Run(paragraph.Document);
        run.SetRun(text, size, isBold, isItalic, fontName);
        paragraph.AppendChild(run);
        if (comment != null)
        {
            paragraph.AppendChild(comment);
        }
    }

    /// <summary>
    /// Add one run to the paragraph, and set the run with properties
    /// </summary>
    /// <param name="paragraph">the paragraph object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddRun(this Paragraph paragraph, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        paragraph.AddRun(text, size, false, false, fontName, comment);
    }

    /// <summary>
    /// Add one run to the paragraph, and set the run with font style bold
    /// </summary>
    /// <param name="paragraph">the paragraph object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddRunBold(this Paragraph paragraph, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        paragraph.AddRun(text, size, true, false, fontName, comment);
    }

    /// <summary>
    /// Add one run to the paragraph, and set the run with font style italic
    /// </summary>
    /// <param name="paragraph">the paragraph object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddRunItalic(this Paragraph paragraph, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        paragraph.AddRun(text, size, false, true, fontName, comment);
    }

    /// <summary>
    /// Add one run to the paragraph, and set the run with font style bold and italic
    /// </summary>
    /// <param name="paragraph">the paragraph object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddRunBoldItalic(this Paragraph paragraph, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        paragraph.AddRun(text, size, true, true, fontName, comment);
    }
    #endregion

    #region Cell
    /// <summary>
    /// Add html text to the cell, if don't have html text add normal text with the font size
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="htmlText">html text</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void AddHtmlText(this Cell cell, string htmlText, int size, string fontName = "Arial")
    {
        if (string.IsNullOrEmpty(htmlText))
        {
            cell.AddBlankParagraph();
            return;
        }
        // Check if has html text
        if (htmlText.Contains("<text>") || htmlText.Contains("<p>") || htmlText.Contains("<body>") || htmlText.Contains("<html"))
        {
            htmlText = "<!DOCTYPE html><html lang='de'><head><style>body { font-family:" + fontName + "; font-size: " + (size + 2) + "px; } </style></head><body>" + htmlText + "</body></html>";
        MemoryStream stream = new MemoryStream();
        StreamWriter writer = new StreamWriter(stream);
        writer.Write(htmlText);
        writer.Flush();
        stream.Position = 0;
            Document htmlDoc = new Document(stream);
            NodeCollection paragraphs = htmlDoc.GetChildNodes(NodeType.Paragraph, true);
            foreach (Node node in paragraphs)
            {
                Node newNode = cell.Document.ImportNode(node, true, ImportFormatMode.KeepSourceFormatting);
                cell.AppendChild(newNode);
            }
        }
        else
        {
            cell.AddParagraph(htmlText, size);
        }
    }
    /// <summary>
    /// Add a blank paragraph to the cell
    /// </summary>
    /// <param name="cell">the cell object</param>
    public static void AddBlankParagraph(this Cell cell)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        cell.AppendChild(paragraph);
    }
    /// <summary>
    /// Add one paragraph to the cell, and set the run with properties
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="isBold">is the font style bold</param>
    /// <param name="isItalic">is the font style italic</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddParagraph(this Cell cell, string text, int size, bool isBold, bool isItalic, string fontName = "Arial", Comment comment = null)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        paragraph.AddRun(text, size, isBold, isItalic, fontName, comment);
        cell.AppendChild(paragraph);
    }

    /// <summary>
    /// Add one paragraph to the cell, and set the run with properties
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddParagraph(this Cell cell, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        paragraph.AddRun(text, size, false, false, fontName, comment);
        cell.AppendChild(paragraph);
    }

    /// <summary>
    /// Add one paragraph to the cell, and set the run with font style bold
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddParagraphBold(this Cell cell, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        paragraph.AddRunBold(text, size, fontName, comment);
        cell.AppendChild(paragraph);
    }

    /// <summary>
    /// Add one paragraph to the cell, and set the run with font style italic
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddParagraphItalic(this Cell cell, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        paragraph.AddRunItalic(text, size, fontName, comment);
        cell.AppendChild(paragraph);
    }

    /// <summary>
    /// Add one paragraph to the cell, and set the run with font style bold and italic
    /// </summary>
    /// <param name="cell">the cell object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    /// <param name="comment">add a comment to the paragraph</param>
    public static void AddParagraphBoldItalic(this Cell cell, string text, int size, string fontName = "Arial", Comment comment = null)
    {
        Paragraph paragraph = new Paragraph(cell.Document);
        paragraph.AddRunBoldItalic(text, size, fontName, comment);
        cell.AppendChild(paragraph);
    }
    #endregion

    #region Run
    /// <summary>
    /// Set the run with properties
    /// </summary>
    /// <param name="run">the run object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="isBold">is the font style bold</param>
    /// <param name="isItalic">is the font style italic</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void SetRun(this Run run ,string text, int size, bool isBold, bool isItalic, string fontName="Arial")
    {
        run.Text = (!string.IsNullOrEmpty(text)) ? text : string.Empty;
        run.Font.Bold = isBold;
        run.Font.Italic = isItalic;
        run.Font.Size = size;
        run.Font.Name = fontName;
    }

    /// <summary>
    /// Set the run with properties
    /// </summary>
    /// <param name="run">the run object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void SetRun(this Run run, string text, int size, string fontName = "Arial")
    {
        run.SetRun(text, size, false, false, fontName);
    }

    /// <summary>
    /// Set the run with font style bold
    /// </summary>
    /// <param name="run">the run object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void SetRunBold(this Run run, string text, int size, string fontName = "Arial")
    {
        run.SetRun(text, size, true, false, fontName);
    }

    /// <summary>
    /// Set the run with font style italic
    /// </summary>
    /// <param name="run">the run object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void SetRunItalic(this Run run, string text, int size, string fontName = "Arial")
    {
        run.SetRun(text, size, false, true, fontName);
    }

    /// <summary>
    /// Set the run with font style bold and italic
    /// </summary>
    /// <param name="run">the run object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void SetRunBoldItalic(this Run run, string text, int size, string fontName = "Arial")
    {
        run.SetRun(text, size, true, true, fontName);
    }
    #endregion

    #region Comment
    /// <summary>
    /// Add html text to the comment, if don't have html text add normal text with the font size
    /// </summary>
    /// <param name="comment">the comment object</param>
    /// <param name="htmlText">html text</param>
    /// <param name="size">font size</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void AddHtmlText(this Comment comment, string htmlText, int size, string fontName = "Arial")
    {
        if (string.IsNullOrEmpty(htmlText))
        {
            return;
        }
        // Check if has html text
        if (htmlText.Contains("<text>") || htmlText.Contains("<p>") || htmlText.Contains("<body>") || htmlText.Contains("<html"))
        {
            htmlText = "<!DOCTYPE html><html lang='de'><head><style>body { font-family:" + fontName + "; font-size: " + (size + 2) + "px; } </style></head><body>" + htmlText + "</body></html>";
            MemoryStream stream = new MemoryStream();
        StreamWriter writer = new StreamWriter(stream);
        writer.Write(htmlText);
        writer.Flush();
        stream.Position = 0;
            Document htmlDoc = new Document(stream);
            NodeCollection paragraphs = htmlDoc.GetChildNodes(NodeType.Paragraph, true);
            foreach (Node node in paragraphs)
            {
                Node newNode = comment.Document.ImportNode(node, true, ImportFormatMode.KeepSourceFormatting);
                comment.AppendChild(newNode);
            }
        }
        else
        {
            comment.AddParagraph(htmlText, size);
        }
    }
    /// <summary>
    /// Add one paragraph to the comment
    /// </summary>
    /// <param name="comment">the comment object</param>
    /// <param name="paragraph">the paragraph</param>
    public static void AddParagraph(this Comment comment, Paragraph paragraph)
    {
        comment.Paragraphs.Add(paragraph);
    }

    /// <summary>
    /// Add one paragraph to the comment, and set the run text and the font size
    /// </summary>
    /// <param name="comment">the comment object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    public static void AddParagraph(this Comment comment, string text, int size)
    {
        comment.AddParagraph(text, size, false, false);
    }

    /// <summary>
    /// Add one paragraph to the comment, and set the run with properties
    /// </summary>
    /// <param name="comment">the comment object</param>
    /// <param name="text">text for set</param>
    /// <param name="size">font size</param>
    /// <param name="isBold">is the font style bold</param>
    /// <param name="isItalic">is the font style italic</param>
    /// <param name="fontName">font name, default is "Arial"</param>
    public static void AddParagraph(this Comment comment, string text, int size, bool isBold, bool isItalic, string fontName = "Arial")
    {
        Paragraph paragraph = new Paragraph(comment.Document);
        paragraph.AddRun(text, size, isBold, isItalic, fontName);
        comment.Paragraphs.Add(paragraph);
    }
    #endregion
}

Document Doc = new Document();
Row row = new Row(Doc);
Cell cell = new Cell(Doc);
Comment comment = new Comment(Doc, "Hans Muster", "HM", DateTime.Now);
comment.AddHtmlText("New comment text", 9);
cell.AddParagraph("Test Text", 9, "Arial", comment);
row.AppendChild(cell);