ByteScout PDF SDK – VB.NET – Forms – ComboBox

ByteScout PDF SDK – VB.NET – Forms – ComboBox

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

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