使用iText的HTML到PDF:如何生成复选框 [英] HTML to PDF using iText : How can produce a checkbox

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问题描述

我有一个简单的HTML页面,iText能够从中生成PDF。没关系,但忽略了复选框。我该怎么办?

I have a simple HTML page, iText is able to produce a PDF from it. It's fine but the checkbox is ignored. What can I do about it ?

import java.io.FileOutputStream;
import java.io.StringReader;

import com.itextpdf.text.Document;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.html.simpleparser.HTMLWorker;
import com.itextpdf.text.pdf.PdfWriter;

public class HtmlToPDF {

  public static void main(String ... args ) {
    try {
      Document document = new Document(PageSize.LETTER);
      PdfWriter pdfWriter = PdfWriter.getInstance(document, new FileOutputStream("c://temp//testpdf.pdf"));
      document.open();
      String str = "<HTML><HEAD></HEAD><BODY><H1>Testing</H1><FORM>" + 
                   "check : <INPUT TYPE='checkbox' CHECKED/><br/>" +
                   "</FORM></BODY></HTML>";

      htmlWorker.parse(new StringReader(str));
      document.close();
      System.out.println("Done.");
      } 
    catch (Exception e) {
      e.printStackTrace();
    }
  }
}






我让它与YAHP合作( http://www.allcolor.org/YaHPConverter/)。

import java.io.File;
import java.io.FileOutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


// http://www.allcolor.org/YaHPConverter/
import org.allcolor.yahp.converter.CYaHPConverter;
import org.allcolor.yahp.converter.IHtmlToPdfTransformer;

public class HtmlToPdf_yahp {

    public  static void main(String ... args ) throws Exception {
        htmlToPdfFile();
    }

    public static void htmlToPdfFile() throws Exception {
            CYaHPConverter converter = new CYaHPConverter();
            File fout = new File("c:/temp/x.pdf");
            FileOutputStream out = new FileOutputStream(fout);
            Map properties = new HashMap();
            List headerFooterList = new ArrayList();

            String str = "<HTML><HEAD></HEAD><BODY><H1>Testing</H1><FORM>" +
                         "check : <INPUT TYPE='checkbox' checked=checked/><br/>"   +
                         "</FORM></BODY></HTML>"; 

            properties.put(IHtmlToPdfTransformer.PDF_RENDERER_CLASS,
                    IHtmlToPdfTransformer.FLYINGSAUCER_PDF_RENDERER);
            //properties.put(IHtmlToPdfTransformer.FOP_TTF_FONT_PATH, fontPath);
            converter.convertToPdf(str,
                IHtmlToPdfTransformer.A4P, headerFooterList, "file://c:/temp/", out,
                properties);
            out.flush();
            out.close();
    }
}


推荐答案

创建来自html的带有iText的pdf有点麻烦。
我建议使用飞碟库。
它也在后台使用iText。

creating pdfs with iText from html is a bit troubled. i advise to use the flying saucer library for this. it is also using iText in the background.

这篇关于使用iText的HTML到PDF:如何生成复选框的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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