The example demonstrates how to create a button and decorate it using ByteScout PDF SDK.

Program.vb:
VB

'*******************************************************************
'       ByteScout PDF SDK
'                                                                   
'       Copyright © 2016 Bytescout, http://www.bytescout.com        
'       ALL RIGHTS RESERVED                                         
'                                                                   
'*******************************************************************

Imports Bytescout.PDF

''' <summary>
''' This example demonstrates how to create a button and decorate it.
''' </summary>
Class Program

    Shared Sub Main()

        ' Create new document
        Dim pdfDocument = New Document()
        pdfDocument.RegistrationName = "demo"
		pdfDocument.RegistrationKey = "demo"
        ' Add page
        Dim page = New Page(PaperFormat.A4)
        pdfDocument.Pages.Add(page)

        ' Create a button
        Dim button = New PushButton(50, 50, 100, 30, "button1")
        button.Caption = "Button"
        ' Decorate the button with various styles
        button.BackgroundColor = New ColorRGB(192, 192, 255)
        button.BorderWidth = 2
        button.BorderStyle = BorderStyle.Beveled
        button.BorderColor = New ColorRGB(0, 0, 128)
        button.Font = New Font(StandardFonts.Times, 16)
        button.FontColor = New ColorRGB(0, 0, 0)
        button.HighlightingMode = PushButtonHighlightingMode.Outline

        ' Add button to the page
        page.Annotations.Add(button)

        ' Save document to file
        pdfDocument.Save("result.pdf")

        ' Cleanup 
		pdfDocument.Dispose()

        ' Open document in default PDF viewer app
        Process.Start("result.pdf")

    End Sub

End Class 

Program.cs:
C#

//*******************************************************************
//       ByteScout PDF SDK		                                     
//                                                                   
//       Copyright © 2016 ByteScout - http://www.bytescout.com       
//       ALL RIGHTS RESERVED                                         
//                                                                   
//*******************************************************************

using System.Diagnostics;
using Bytescout.PDF;

namespace Buttons
{
	/// <summary>
	/// This example demonstrates how to create a button and decorate it.
	/// </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);

			// Create a button
			PushButton button = new PushButton(50, 50, 100, 30, "button1");
			button.Caption = "Button";
			// Decorate the button with various styles
			button.BackgroundColor = new ColorRGB(192, 192, 255);
			button.BorderWidth = 2;
			button.BorderStyle = BorderStyle.Beveled;
			button.BorderColor = new ColorRGB(0, 0, 128);
			button.Font = new Font(StandardFonts.Times, 16);
			button.FontColor = new ColorRGB(0, 0, 0);
			button.HighlightingMode = PushButtonHighlightingMode.Outline;

			// Add button to the page
			page.Annotations.Add(button);
			
			// Save document to file
			pdfDocument.Save("result.pdf");

			// Cleanup 
			pdfDocument.Dispose();

			// Open document in default PDF viewer app
			Process.Start("result.pdf");
		}
	}
}