TPdfFormField.FieldType

Declaration

property FieldType: TPdfFormFieldType;

Description

Returns the type of the annnotation field.

Read-only

Examples

// Output all field values to a memo
Memo1.Clear();
Memo1.Lines.Add( Format( 'Form Fields: %d', [ ImageEnView1.PdfViewer.FormFields.Count ]));
for i := 0 to ImageEnView1.PdfViewer.FormFields.Count -1 do
  Memo1.Lines.Add( Format( '%s (%s): %s', [ ImageEnView1.PdfViewer.FormFields[i].Name,  PdfFormFieldTypeToStr( ImageEnView1.PdfViewer.FormFields[i].FieldType ), ImageEnView1.PdfViewer.FormFields[i].Value ]));


function PdfFormFieldTypeToStr(v: TPdfFormFieldType): string;
begin
  case v of
    fftPushButton    : Result := 'Button';
    fftCheckBox      : Result := 'Checkbox';
    fftRadioButton   : Result := 'Radio Button';
    fftComboBox      : Result := 'ComboBox';
    fftListBox       : Result := 'ListBox';
    fftTextField     : Result := 'Text';
    fftSignature     : Result := 'Signature';
    fftXFA           : Result := 'XFA';
    fftXFACheckBox   : Result := 'XFA Checkbox';
    fftXFAComboBox   : Result := 'XFA ComboBox';
    fftXFAImageField : Result := 'XFA Image';
    fftXFAListBox    : Result := 'XFA ListBox';
    fftXFAPushButton : Result := 'XFA Button';
    fftXFASignature  : Result := 'XFA Signature';
    fftXFATextField  : Result := 'XFA Text';
    else
      // fftUnknown
      Result := 'Unknown';
  end;
end;


// Clear all form field values
for i := 0 to ImageEnView1.PdfViewer.FormFields.Count -1 do
  case ImageEnView1.PdfViewer.FormFields[i].FieldType of
    fftCheckBox      : ImageEnView1.PdfViewer.FormFields[i].Checked := False;
    fftTextField     : ImageEnView1.PdfViewer.FormFields[i].Value := '';
    else
      // Default handling
                       ImageEnView1.PdfViewer.FormFields[i].Value := '';
  end;
ImageEnView1.Update();


// Set all text and checkbox values
for i := 0 to ImageEnView1.PdfViewer.FormFields.Count -1 do
  case ImageEnView1.PdfViewer.FormFields[i].FieldType of
    fftTextField     : ImageEnView1.PdfViewer.FormFields[i].Value := 'ImageEn';
    fftCheckBox      : ImageEnView1.PdfViewer.FormFields[i].Checked := TRUE;
  end;
ImageEnView1.Update();


// Toggle all checkboxes in the current page
for i := 0 to ImageEnView1.PdfViewer.FormFields.Count -1 do
  if ImageEnView1.PdfViewer.FormFields[i].FieldType = fftCheckBox then
    ImageEnView1.PdfViewer.FormFields[i].Checked := NOT ImageEnView1.PdfViewer.FormFields[i].Checked;
ImageEnView1.Update();

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