    using System;
    using System.Collections.Generic;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;

    using System.Drawing;

    // Use EVO PDF Namespace
    using EvoPdfClient;

    namespace EvoHtmlToPdfDemo.PDF_Creator.PDF_Actions
    {
        public partial class Execute_JavaScript_Button_Clicked : System.Web.UI.Page
        {
            protected void convertToPdfButton_Click(object sender, EventArgs e)
            {
                // Get the server IP and port
                String serverIP = textBoxServerIP.Text;
                uint serverPort = uint.Parse(textBoxServerPort.Text);

                // Create a PDF document
                Document pdfDocument = null;
                if (radioButtonUseTcpService.Checked)
                    pdfDocument = new Document(serverIP, serverPort);
                else
                    pdfDocument = new Document(true, textBoxWebServiceUrl.Text);

                // Set optional service password
                if (textBoxServicePassword.Text.Length > 0)
                    pdfDocument.ServicePassword = textBoxServicePassword.Text;

                // 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 = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

                // Add a page to PDF document
                PdfPage pdfPage = pdfDocument.AddPage();

                // The titles font used to mark various sections of the PDF document
                PdfFont titleFont = new PdfFont("Times New Roman", 8, true);

                TextElement titleTextElement = new TextElement(5, 5, "Execute an Acrobat JavaScript code when the button below is clicked. Using a JavaScript code you can open the print dialog, display an alert message or set the document zoom level in PDF viewer.", titleFont);
                pdfPage.AddElement(titleTextElement);

                PdfPage buttonPdfPage = pdfDocument.GetPage(0);
                RectangleFloat buttonRectangle = new RectangleFloat(5, 40, 100, 20);

                // The font used for buttons text in PDF document
                PdfFont buttonTextFont = new PdfFont("Times New Roman", 8, true);

                // Create a PDF form button
                PdfFormButton pdfButton = new PdfFormButton(buttonRectangle, "Execute Acrobat JavaScript", buttonTextFont);
                pdfButton.Style.BackColor = RgbColor.Beige;
                pdfDocument.Form.AddButton(buttonPdfPage, pdfButton);

                // Set JavaScript action to be executed when the button is clicked
                string javaScript = null;
                if (alertMessageRadioButton.Checked)
                {
                    // JavaScript to display an alert mesage
                    javaScript = String.Format("app.alert(\"{0}\")", alertMessageTextBox.Text);
                }
                else if (printDialogRadioButton.Checked)
                {
                    // JavaScript to open the print dialog
                    javaScript = "print()";
                }
                else if (zoomLevelRadioButton.Checked)
                {
                    // JavaScript to set an initial zoom level
                    javaScript = String.Format("zoom={0}", int.Parse(zoomLevelTextBox.Text));
                }

                // Set the JavaScript action
                pdfButton.Action = new PdfActionJavaScript(javaScript);

                // Save the PDF document in a memory buffer
                byte[] outPdfBuffer = pdfDocument.Save();

                // Send the PDF as response to browser

                // Set response content type
                Response.AddHeader("Content-Type", "application/pdf");

                // Instruct the browser to open the PDF file as an attachment or inline
                Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Button_JavaScript_Actions.pdf; size={0}", outPdfBuffer.Length.ToString()));

                // Write the PDF document buffer to HTTP response
                Response.BinaryWrite(outPdfBuffer);

                // End the HTTP response and stop the current page processing
                Response.End();
            }

            protected void Page_Load(object sender, EventArgs e)
            {
                if (!IsPostBack)
                {
                    sampleCodeLiteral.Text = System.IO.File.ReadAllText(Server.MapPath("~/DemoAppFiles/Input/Code_Samples/CSharp/AspNet/PDF_Creator/PDF_Actions/Execute_JavaScript_Button.html"));
                    descriptionLiteral.Text = System.IO.File.ReadAllText(Server.MapPath("~/DemoAppFiles/Input/Descriptions/AspNet/PDF_Creator/PDF_Actions/Execute_JavaScript_Button.html"));

                    Master.CollapseAll();
                    Master.ExpandNode("PDF_Creator");
                    Master.ExpandNode("PDF_Creator_PDF_Actions");
                    Master.SelectNode("PDF_Creator_Execute_JavaScript_Button_Clicked");
                }
            }

            protected void alertMessageRadioButton_CheckedChanged(object sender, EventArgs e)
            {
                zoomLevelPanel.Visible = zoomLevelRadioButton.Checked;
                alertMessagePanel.Visible = alertMessageRadioButton.Checked;
            }

            protected void printDialogRadioButton_CheckedChanged(object sender, EventArgs e)
            {
                zoomLevelPanel.Visible = zoomLevelRadioButton.Checked;
                alertMessagePanel.Visible = alertMessageRadioButton.Checked;
            }

            protected void zoomLevelRadioButton_CheckedChanged(object sender, EventArgs e)
            {
                zoomLevelPanel.Visible = zoomLevelRadioButton.Checked;
                alertMessagePanel.Visible = alertMessageRadioButton.Checked;
            }

            protected void demoMenu_MenuItemClick(object sender, MenuEventArgs e)
            {
                switch (e.Item.Value)
                {
                    case "Live_Demo":
                        demoMultiView.SetActiveView(liveDemoView);
                        break;
                    case "Description":
                        demoMultiView.SetActiveView(descriptionView);
                        break;
                    case "Sample_Code":
                        demoMultiView.SetActiveView(sampleCodeView);
                        break;
                    default:
                        break;
                }
            }
        }
    }