Create ComboBox in PDF Form - VB.NET
PDF SDK sample in VB.NET demonstrating ‘Create ComboBox in PDF Form’
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"
' If you wish to load an existing document uncomment the line below And comment the Add page section instead
' pdfDocument.Load(".\existing_document.pdf")
' 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
Resources.Designer.vb
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