ByteScout PDF SDK – VB.NET – Create ComboBox in PDF Form

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ByteScout PDF SDK – VB.NET – Create ComboBox in PDF Form

printable version:
ByteScout-PDF-SDK-VB-NET-Create-ComboBox-in-PDF-Form.pdf

How to create combobox in PDF form in VB.NET with ByteScout PDF SDK

Write code in VB.NET to create combobox in PDF form with this step-by-step tutorial

Create combobox in PDF form is easy to implement in VB.NET if you use these source codes below. Want to create combobox in PDF form in your VB.NET app? ByteScout PDF SDK is designed for it. 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.

Fast application programming interfaces of ByteScout PDF SDK for VB.NET plus the instruction and the code below will help you quickly learn how to create combobox in PDF form. Follow the instructions from the scratch to work and copy the VB.NET code. Use of ByteScout PDF SDK in VB.NET is also explained in the documentation included along with the product.

Free trial version of ByteScout PDF SDK is available on our website. Documentation and source code samples are included.

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Program.vb

      Imports Bytescout.PDF

''' <summary>
''' This example demonstrates how to create and decorate comboboxes.
''' </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)

        ' Add dropdown box (not editable combobox)
        Dim 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
        Dim 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 document in default PDF viewer app
        Process.Start("result.pdf")

    End Sub

End Class