using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using iTextSharp.pdf.Wygenerowane;
namespace Formm
{
    public partial class Form1 : Form
    {
        public string FirstName
        {
            get { return Imie.Text; }
            set { Imie.Text = value; }
        }

        public Form1()
        {
            InitializeComponent();
        }

        public void button1_Click(object sender, EventArgs e)
        {
            new Example1(this);
            MessageBox.Show(" Zapisany do PDF-a");
        }
        public void Imie_TextChanged(object sender, EventArgs e)
        {

        }
    }
}


using System;
using System.IO;
using iTextSharp.text;
using iTextSharp.text.pdf;
using Formm;
namespace iTextSharp.pdf.Wygenerowane
{
    public class Example1
    {
        private readonly Form1 form;
        public Example1(Form1 form)
        {
            string appRootDir = new DirectoryInfo(Environment.CurrentDirectory).Parent.Parent.FullName;
            try
            {
                this.form = form;
                using (FileStream fs = new FileStream(appRootDir + "/PDFs/" + "Chapter1_Example1.pdf", FileMode.Create, FileAccess.Write, FileShare.None))
                using (Document doc = new Document())
                using (PdfWriter writer = PdfWriter.GetInstance(doc, fs))
                {
                    doc.Open();
                    doc.Add(new Paragraph("chuj"+Convert.ToString(form.FirstName)));
                    doc.Close();
                }
            }
            // Catching iTextSharp.text.DocumentException if any
            catch (DocumentException de)
            {
                throw de;
            }
            // Catching System.IO.IOException if any
            catch (IOException ioe)
            {
                throw ioe;
            }
        }
    }
}