PdfAcroFormRadioGroupField.AddButton(String, PdfRectangle) Method

Adds a radio button to the radio group field. The button is added to the page where the form field is located.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Pdf.v21.1.Core.dll

NuGet Package: DevExpress.Pdf.Core

Declaration

C#

public void AddButton(
    string name,
    PdfRectangle rect
)

VB.NET

Public Sub AddButton(
    name As String,
    rect As PdfRectangle
)

Parameters

Name	Type	Description
name	String	The name of a radio button.
rect	PdfRectangle	A page area where the radio button should be located.

Example

This example creates a text box and radio button group fields, and adds them to a document.

View Example

Program.cs

using DevExpress.Pdf;

using (PdfDocumentProcessor processor = new PdfDocumentProcessor())
{
    // Load a document:
    processor.LoadDocument("..\\..\\Document.pdf");

    // Create a text box field:
    PdfAcroFormTextBoxField textBox =
         new PdfAcroFormTextBoxField("text box", 1, new PdfRectangle(230, 690, 280, 710));

    // Specify text box text and appearance:
    textBox.Text = "Text Box";
    textBox.Appearance.BackgroundColor = new PdfRGBColor(0.8, 0.5, 0.3);
    textBox.Appearance.FontSize = 12;

    // Create a radio group field:
    PdfAcroFormRadioGroupField radioGroup =
         PdfAcroFormField.CreateRadioGroup("Gender Group", 1);


    // Add the first radio button to the group and specify its location:
    radioGroup.AddButton("button1", new PdfRectangle(230, 635, 250, 655));

    // Add the second radio button to the group:
    radioGroup.AddButton("button2", new PdfRectangle(310, 635, 330, 655));

    // Specify radio group's selected index and appearance:
    radioGroup.SelectedIndex = 0;
    radioGroup.Appearance.BorderAppearance = new PdfAcroFormBorderAppearance()
    { Color = new PdfRGBColor(0.8, 0.5, 0.3), Width = 3 };

    // Add form fields to the page:
    processor.AddFormFields(textBox, radioGroup);

    // Save the resulting document:
    processor.SaveDocument("..\\..\\Result.pdf");
}

Program.vb

Imports DevExpress.Pdf

Namespace AddFormFieldsToExistingDocument
    Friend Class Program
        Shared Sub Main(ByVal args() As String)
            Using processor As New PdfDocumentProcessor()

                ' Load a document:
                processor.LoadDocument("..\..\Document.pdf")

                ' Create a text box field:
                Dim textBox As New PdfAcroFormTextBoxField("text box", 1, New PdfRectangle(230, 690, 280, 710))

                ' Specify text box text and appearance:
                textBox.Text = "Text Box"
                textBox.Appearance.BackgroundColor = New PdfRGBColor(0.8, 0.5, 0.3)
                textBox.Appearance.FontSize = 12

                ' Create a radio group field:
                Dim radioGroup As PdfAcroFormRadioGroupField = PdfAcroFormField.CreateRadioGroup("Gender Group", 1)

                ' Add the first radio button to the group and specify its location:
                radioGroup.AddButton("button1", New PdfRectangle(230, 635, 250, 655))

                ' Add the second radio button to the group:
                radioGroup.AddButton("button2", New PdfRectangle(310, 635, 330, 655))

                ' Specify radio group selected index and appearance:
                radioGroup.SelectedIndex = 0
                radioGroup.Appearance.BorderAppearance = New PdfAcroFormBorderAppearance() With {.Color = New PdfRGBColor(0.8, 0.5, 0.3), .Width = 3}

                ' Add form fields to the page:
                processor.AddFormFields(textBox, radioGroup)

                ' Save the resulting document:
                processor.SaveDocument("..\..\Result.pdf")
            End Using
        End Sub
    End Class
End Namespace

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the AddButton(String, PdfRectangle) method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

VB.NET

pdf-document-api-add-interactive-form-fields-to-document/VB/AddFormFieldsToExistingDocument/Program.vb#L20

' Add the first radio button to the group and specify its location using a PdfRectangle object.
radioGroup.AddButton("button1", New PdfRectangle(230, 635, 250, 655))
' Add the second radio button to the group.