internal void GetDescendantNames(ref List <string> names, string partialName)
{
int count = Elements.Count;
for (int idx = 0; idx < count; idx++)
{
PdfAcroField field = this[idx];
if (field != null)
{
field.GetDescendantNames(ref names, partialName);
}
}
}
/// <summary>
/// Gets a field from the collection. For your convenience an instance of a derived class like
/// PdfTextField or PdfCheckBox is returned if PDFsharp can guess the actual type of the dictionary.
/// If the actual type cannot be guessed by PDFsharp the function returns an instance
/// of PdfGenericField.
/// </summary>
public PdfAcroField this[int index]
{
get
{
PdfItem item = Elements[index];
Debug.Assert(item is PdfReference);
PdfDictionary dict = ((PdfReference)item).Value as PdfDictionary;
Debug.Assert(dict != null);
PdfAcroField field = dict as PdfAcroField;
if (field == null && dict != null)
{
// Do type transformation
field = CreateAcroField(dict);
//Elements[index] = field.XRef;
}
return(field);
}
}
internal PdfAcroField GetValue(string name)
{
if (String.IsNullOrEmpty(name))
{
return(null);
}
int dot = name.IndexOf('.');
string prefix = dot == -1 ? name : name.Substring(0, dot);
string suffix = dot == -1 ? "" : name.Substring(dot + 1);
int count = Elements.Count;
for (int idx = 0; idx < count; idx++)
{
PdfAcroField field = this[idx];
if (field.Name == prefix)
{
return(field.GetValue(suffix));
}
}
return(null);
}