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V24.2

DevExpress v24.2 Update — Your Feedback Matters

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PdfTextFormField.Multiline Property

Gets or sets whether the text field can contain multiple lines of text.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Pdf.v24.2.Core.dll

NuGet Package: DevExpress.Pdf.Core

#Declaration

public bool Multiline { get; set; }

#Property Value

Type Description
Boolean

true if the text box field can contain multiple lines of text; otherwise, false.

#Remarks

This property has no effect if the text field type is Comb.

The code sample below retrieves the text form field by name and changes its properties:

using (PdfDocumentProcessor pdfDocumentProcessor = new PdfDocumentProcessor())
{
    pdfDocumentProcessor.LoadDocument("FormDemo.pdf");
    ChangeFormFields(pdfDocumentProcessor);
    pdfDocumentProcessor.SaveDocument("FormDemo.pdf");
    Process.Start(new ProcessStartInfo("FormDemo.pdf")
       { UseShellExecute = true });
}


  private static void ChangeFormFields(PdfDocumentProcessor pdfDocumentProcessor)
  {
      PdfInteractiveForm acroForm = pdfDocumentProcessor.Document.AcroForm;

      //Change text field properties:
      PdfTextFormField addressFormField = (PdfTextFormField)acroForm.GetFormField("Address");
      addressFormField.Multiline = false;
      addressFormField.InputType = PdfTextFieldInputType.PlainText;
  }
See Also