This sample source code below will display you how to add launch action in pdf with pdf sdk in VB.NET. ByteScout Premium Suite is the set that includes 12 SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording. It can add launch action in pdf with pdf sdk in VB.NET.
These VB.NET code samples for VB.NET guide developers to speed up coding of the application when using ByteScout Premium Suite. This VB.NET sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Use of ByteScout Premium Suite in VB.NET is also described in the documentation included along with the product.
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Imports Bytescout.PDF ''' <summary> ''' This example demonstrates how to create a button that launches an external resource. ''' </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 button Dim button = New PushButton(20, 20, 120, 25, "button1") button.Caption = "Launch sample.txt" ' Create action that opens an external file Dim launchAction = New LaunchAction(IO.Path.GetFullPath("sample.txt")) button.OnActivated = launchAction 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
sample.txt 1234567890 abcdefghijklmnopqrstuvwxyz