private void _imageList_SelectedItemsChanged(object sender, EventArgs e)
{
for (int index = 0; index < _imageList.Items.Count; index++)
{
if (_imageList.Items[index].IsSelected)
{
_currentPageIndex = index;
PDFFormContolsHelper.SetPageControlsToCanvas(_imageList.Items[index] as PDFPageItem, _imageViewer);
SetViewerImage(_imageList.Items[_currentPageIndex] as PDFPageItem);
UpdateControls();
}
}
}
private void _miFileLoadDataFromXML_Click(object sender, EventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.Filter = string.Format("XML (*.xml)|*.xml");
if (dlg.ShowDialog(this) == DialogResult.OK)
{
PDFDocumentHelper.LoadFormsFieldsFromXML(dlg.FileName, _pdfDocument, _imageList);
if (!PDFDocumentHelper.HasForms)
{
MessageBox.Show("The XML file does not contain any forms data", "PDF Forms Demo", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
PDFFormContolsHelper.SetPageControlsToCanvas(_imageList.ActiveItem as PDFPageItem, _imageViewer);
_imageViewer.OnTransformChanged(e);
}
}
public static void SaveXML(List <PDFPageItem> pages, string fileName)
{
XmlDocument document = new XmlDocument();
XmlNode pdfDocumentNode = document.CreateElement("PDFDocument");
foreach (PDFPageItem page in pages)
{
XmlNode pageNode = document.CreateElement("PDFDocumentPage");
XmlNode formFieldsNode = document.CreateElement("PDFFormFields");
// Create new copy for page form fields
List <PDFFormField> formFieldsList = new List <PDFFormField>();
foreach (PDFFormField field in page.FormFields)
{
formFieldsList.Add(field);
}
PDFFormContolsHelper.UpdateFormFieldsFromControls(formFieldsList, page.FormControls);
foreach (PDFFormField field in formFieldsList)
{
XmlNode fieldNode = CreateFieldNode(document, field);
formFieldsNode.AppendChild(fieldNode);
}
XmlNode pageNumber = document.CreateElement("PageNumber");
pageNumber.InnerText = page.PageNumber.ToString();
pageNode.AppendChild(pageNumber);
pageNode.AppendChild(formFieldsNode);
pdfDocumentNode.AppendChild(pageNode);
}
document.AppendChild(pdfDocumentNode);
document.Save(fileName);
}
public static void LoadPDFDocument(RasterCodecs codecs, PDFDocument document, ImageViewer imageList)
{
_hasForms = false;
imageList.BeginUpdate();
imageList.Items.Clear();
document.ParsePages(PDFParsePagesOptions.FormFields, 1, -1);
for (int i = 0; i < document.Pages.Count; i++)
{
PDFPageItem page = new PDFPageItem();
// Set page image to use as thumb image
page.Image = document.GetPageImage(codecs, i + 1);
// Set page SVG document.
page.PageSVG = document.GetPageSvg(codecs, i + 1, new CodecsLoadSvgOptions()) as SvgDocument;
page.PageSVG.OptimizeView();
// Set page Raster image.
page.PageImage = document.GetPageImage(codecs, i + 1);
// Set page number.
page.PageNumber = i + 1;
// Set Form Field Associated with this page
page.FormFields = document.Pages[i].FormFields;
// Check if the document has forms.
if (!_hasForms && document.Pages[i].FormFields != null && document.Pages[i].FormFields.Count > 0)
{
_hasForms = true;
}
page.FormControls = PDFFormContolsHelper.FormFieldsToControls(document.Pages[i].FormFields, document.Resolution);
imageList.Items.Add(page);
}
imageList.EndUpdate();
}
private static List <FormFieldControl> ToFormControls(IList <PDFFormField> pdfFormFields, int docResolution)
{
return(PDFFormContolsHelper.FormFieldsToControls(pdfFormFields, docResolution));
}
