Java Tutorial/PDF/Document Action

event for closing

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfAction; import com.lowagie.text.pdf.PdfContentByte; import com.lowagie.text.pdf.PdfDestination; import com.lowagie.text.pdf.PdfWriter; public class MainClass {

 public static void main(String[] args) throws Exception {
   Document document = new Document();
   PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
   document.open();
   document.add(new Paragraph("event for closing"));
   writer.setAdditionalAction(PdfWriter.DOCUMENT_CLOSE, PdfAction.javaScript(
       "app.alert("Thank you for reading this document.");\r", writer));

   document.close();
 }

}</source>

Page open / close action

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfAction; import com.lowagie.text.pdf.PdfWriter; public class MainClass {

 public static void main(String[] args) throws Exception {
   Document document = new Document();
   PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
   document.open();
   document.add(new Paragraph("alert messages."));
   writer.setPageAction(PdfWriter.PAGE_OPEN, PdfAction.javaScript(
       "app.alert("You have reached page 3");\r", writer));
   writer.setPageAction(PdfWriter.PAGE_CLOSE, PdfAction.javaScript(
       "app.alert("You have left page 3");\r", writer));
   document.add(new Paragraph("Page 3"));
   document.close();
 }

}</source>