ByteScout PDF SDK – C# – Create ComboBox in PDF form

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ByteScout PDF SDK – C# – Create ComboBox in PDF form

printable version:
ByteScout-PDF-SDK-C-sharp-Create-ComboBox-in-PDF-form.pdf

How to create combobox in PDF form in C# with ByteScout PDF SDK

This code in C# shows how to create combobox in PDF form with this how to tutorial

On this page you will learn from code samples for programming in C#.Writing of the code to create combobox in PDF form in C# can be done by developers of any level using ByteScout PDF SDK. ByteScout PDF SDK is the pdf library that can create, update and modify PDF files. Supports text with fonts and style selections, layers, form fields, drawing lines and objects, automatic tables, images. Can be used to create and fill pdf forms. It can create combobox in PDF form in C#.

This code snippet below for ByteScout PDF SDK works best when you need to quickly create combobox in PDF form in your C# application. Follow the instructions from the scratch to work and copy the C# code. Code testing will allow the function to be tested and work properly with your data.

Trial version of ByteScout PDF SDK can be downloaded for free from our website. It also includes source code samples for C# and other programming languages.

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Program.cs

      using System.Diagnostics;
using Bytescout.PDF;

namespace ComboBoxes
{
    /// <summary>
    /// This example demonstrates how to create and decorate comboboxes.
    /// </summary>
    class Program
    {
        static void Main()
        {
            // Create new document
            Document pdfDocument = new Document();
            pdfDocument.RegistrationName = "demo";
            pdfDocument.RegistrationKey = "demo";
            // Add page
            Page page = new Page(PaperFormat.A4);
            pdfDocument.Pages.Add(page);

            // Add dropdown box (not editable combobox)
            ComboBox comboBox1 = new ComboBox(20, 20, 150, 25, "comboBox1");
            comboBox1.Font.Size = 12;
            comboBox1.BorderColor = new ColorRGB(0, 0, 128);
            comboBox1.BackgroundColor = new ColorRGB(220, 220, 255);
            comboBox1.BorderWidth = 2;
            comboBox1.Text = "Select item";
            comboBox1.Items.Add("Item 1");
            comboBox1.Items.Add("Item 2");
            comboBox1.Items.Add("Item 3");
            page.Annotations.Add(comboBox1);
            
            // Add editable combobox
            ComboBox comboBox2 = new ComboBox(20, 50, 150, 25, "comboBox2");
            comboBox2.Editable = true;
            comboBox2.Font.Size = 12;
            comboBox2.BorderColor = new ColorRGB(0, 128, 0);
            comboBox2.BackgroundColor = new ColorRGB(220, 255, 220);
            comboBox1.BorderWidth = 2;
            comboBox2.Text = "Editable ComboBox";
            comboBox2.Items.Add("Item 1");
            comboBox2.Items.Add("Item 2");
            comboBox2.Items.Add("Item 3");
            page.Annotations.Add(comboBox2);

            // Save document to file
            pdfDocument.Save("result.pdf");

            // Cleanup 
            pdfDocument.Dispose();

            // Open result document in default associated application (for demo purpose)
            ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }
    }
}