Private Sub createPdfButton_Click(ByVal sender As Object, ByVal e As EventArgs) Handles createPdfButton.Click ' Create a PDF document Dim pdfDocument As New Document() ' Set license key received after purchase to use the converter in licensed mode ' Leave it not set to use the converter in demo mode pdfDocument.LicenseKey = "fvDh8eDx4fHg4P/h8eLg/+Dj/+jo6Og=" ' Add a PDF page to PDF document Dim pdfPage As PdfPage = pdfDocument.AddPage() Cursor = Cursors.WaitCursor ' Convert HTML to PDF using the settings above Dim outPdfFile As String = "DemoAppFiles\Output\PDF_Creator\Page_Numbers_in_HTML.pdf" Try ' Create the document footer template pdfDocument.AddFooterTemplate(50) ' ----- Add HTML with Page Numbering to Footer ----- ' Create a variable HTML element with page numbering Dim htmlStringWithPageNumbers As String = htmlWithPageNumbersTextBox.Text Dim baseUrl As String = baseUrlTextBox.Text Dim footerHtmlWithPageNumbers As New HtmlToPdfVariableElement(htmlStringWithPageNumbers, baseUrl) ' Set the HTML element to fit the container height footerHtmlWithPageNumbers.FitHeight = True ' Add variable HTML element with page numbering to footer pdfDocument.Footer.AddElement(footerHtmlWithPageNumbers) ' Optionally draw a line at the top of the footer If drawFooterLineCheckBox.Checked Then Dim footerWidth As Single = pdfDocument.Footer.Width ' Create a line element for the top of the footer Dim footerLine As New LineElement(0, 0, footerWidth, 0) ' Set line color footerLine.ForeColor = Color.Gray ' Add line element to the bottom of the footer pdfDocument.Footer.AddElement(footerLine) End If ' Create a HTML to PDF element to add to document Dim htmlToPdfElement As New HtmlToPdfElement(0, 0, urlTextBox.Text) ' Optionally set a delay before conversion to allow asynchonous scripts to finish htmlToPdfElement.ConversionDelay = 2 ' Optionally add a space between footer and the page body ' Leave this option not set for no spacing htmlToPdfElement.BottomSpacing = Single.Parse(footerSpacingTextBox.Text) ' Add the HTML to PDF element to document ' This will raise the PrepareRenderPdfPageEvent event where the header and footer visibilit per page can be changed pdfPage.AddElement(htmlToPdfElement) ' Save the PDF document in a memory buffer Dim outPdfBuffer() As Byte = pdfDocument.Save() ' Write the memory buffer in a PDF file System.IO.File.WriteAllBytes(outPdfFile, outPdfBuffer) Catch ex As Exception ' The PDF creation failed MessageBox.Show(String.Format("Create PDF Document Error. {0}", ex.Message)) Return Finally ' Close the PDF document pdfDocument.Close() Cursor = Cursors.Arrow End Try ' Open the created PDF document in default PDF viewer Try Process.Start(outPdfFile) Catch ex As Exception MessageBox.Show(String.Format("Cannot open created PDF file '{0}'. {1}", outPdfFile, ex.Message)) End Try End Sub