Class PdfXfaListBoxField

Represents the list box field of the XFA form.

Inheritance

System.Object

PdfXfaField

PdfXfaStyledField

PdfXfaListBoxField

Inherited Members

PdfXfaStyledField.Width

PdfXfaStyledField.Height

PdfXfaStyledField.Border

PdfXfaStyledField.ToolTip

PdfXfaStyledField.ReadOnly

PdfXfaStyledField.Font

PdfXfaStyledField.ForeColor

PdfXfaStyledField.HorizontalAlignment

PdfXfaStyledField.VerticalAlignment

PdfXfaStyledField.Rotate

PdfXfaField.Name

PdfXfaField.Margins

PdfXfaField.Visibility

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Syncfusion.Pdf.Xfa

Assembly: Syncfusion.Pdf.Base.dll

Syntax

public class PdfXfaListBoxField : PdfXfaStyledField

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

Constructors

PdfXfaListBoxField(String, SizeF)

Initialize a new instance of the PdfXfaListBoxField class.

Declaration

public PdfXfaListBoxField(string name, SizeF size)

Parameters

Type	Name	Description
System.String	name	Field name.
System.Drawing.SizeF	size	Field size.

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

PdfXfaListBoxField(String, SizeF, List<String>)

Declaration

public PdfXfaListBoxField(string name, SizeF size, List<string> items)

Parameters

Type	Name	Description
System.String	name
System.Drawing.SizeF	size
System.Collections.Generic.List<System.String>	items

PdfXfaListBoxField(String, Single, Single)

Initialize a new instance of the PdfXfaListBoxField class.

Declaration

public PdfXfaListBoxField(string name, float width, float height)

Parameters

Type	Name	Description
System.String	name	Field name.
System.Single	width	Field width.
System.Single	height	Field height.

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", 150, 50);
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", 150, 50)
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

PdfXfaListBoxField(String, Single, Single, List<String>)

Declaration

public PdfXfaListBoxField(string name, float width, float height, List<string> items)

Parameters

Type	Name	Description
System.String	name
System.Single	width
System.Single	height
System.Collections.Generic.List<System.String>	items

Properties

Caption

Gets or sets the caption of the field

Declaration

public PdfXfaCaption Caption { get; set; }

Property Value

Type	Description
PdfXfaCaption

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

DataSource

Declaration

public object DataSource { get; set; }

Property Value

Type	Description
System.Object

Items

Gets or sets the list box items

Declaration

public List<string> Items { get; set; }

Property Value

Type	Description
System.Collections.Generic.List<System.String>

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

Padding

Gets or sets the padding

Declaration

public PdfPaddings Padding { get; set; }

Property Value

Type	Description
PdfPaddings

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set padding.
listBoxField.Padding.All = 2;
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set padding.
listBoxField.Padding.All = 2
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

SelectedIndex

Gets or sets the selected index

Declaration

public int SelectedIndex { get; set; }

Property Value

Type	Description
System.Int32

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Set the selected index.
listBoxField.SelectedIndex = 1;
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Set the selected index.
listBoxField.SelectedIndex = 1
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

SelectedValue

Gets or sets the selected value

Declaration

public string SelectedValue { get; set; }

Property Value

Type	Description
System.String

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Set the selected value.
listBoxField.SelectedValue = "French";
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Set the selected value.
listBoxField.SelectedValue = "French"
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

SelectionMode

Gets or sets selection mode of the list box field

Declaration

public PdfXfaSelectionMode SelectionMode { get; set; }

Property Value

Type	Description
PdfXfaSelectionMode

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Set the selection mode.
listBoxField.SelectionMode = PdfXfaSelectionMode.Single;
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Set the selection mode.
listBoxField.SelectionMode = PdfXfaSelectionMode.Single
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()

Methods

Clone()

Creates a new object that is a copy of the current instance.

Declaration

public object Clone()

Returns

Type	Description
System.Object	The copy of the new object for this instance.

Examples

//Create a new PDF XFA document.
PdfXfaDocument document = new PdfXfaDocument();
//Add a new XFA page.
PdfXfaPage xfaPage = document.Pages.Add();
//Create a new PDF XFA form
PdfXfaForm mainForm = new PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width);
//Create a list box field and add the properties.
PdfXfaListBoxField listBoxField = new PdfXfaListBoxField("listBoxField", new SizeF(150, 50));
//Set the caption text.
listBoxField.Caption.Text = "Known Languages";
listBoxField.Caption.Position = PdfXfaPosition.Top;
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center;
//Add the list box items
listBoxField.Items.Add("English");
listBoxField.Items.Add("French");
listBoxField.Items.Add("German");
//Add the field to the XFA form.
mainForm.Fields.Add(listBoxField);
//Clone the list box.
mainForm.Fields.Add(listBoxField.Clone() as PdfXfaListBoxField);
//Add the XFA form to the document.
document.XfaForm = mainForm;
//Save the document.
document.Save("output.pdf", PdfXfaType.Dynamic);
//close the document
document.Close();

'Create a new PDF XFA document.
Dim document As New PdfXfaDocument()
'Add a new XFA page.
Dim xfaPage As PdfXfaPage = document.Pages.Add()
'Create a new PDF XFA form
Dim mainForm As New PdfXfaForm("subform1", xfaPage, xfaPage.GetClientSize().Width)
'Create a list box field and add the properties.
Dim listBoxField As New PdfXfaListBoxField("listBoxField", New SizeF(150, 50))
'Set the caption text.
listBoxField.Caption.Text = "Known Languages"
listBoxField.Caption.Position = PdfXfaPosition.Top
listBoxField.Caption.HorizontalAlignment = PdfXfaHorizontalAlignment.Center
'Add the list box items
listBoxField.Items.Add("English")
listBoxField.Items.Add("French")
listBoxField.Items.Add("German")
'Add the field to the XFA form.
mainForm.Fields.Add(listBoxField)
'Clone the list box.
mainForm.Fields.Add(TryCase(listBoxField.Clone(), PdfXfaListBoxField))
'Add the XFA form to the document.
document.XfaForm = mainForm
'Save the document.
document.Save("output.pdf",PdfXfaType.Dynamic)
'close the document
document.Close()