internal void MergeField(String name, AcroFields.Item item)
{
Hashtable map = fieldTree;
StringTokenizer tk = new StringTokenizer(name, ".");
if (!tk.HasMoreTokens())
return;
while (true) {
String s = tk.NextToken();
Object obj = map[s];
if (tk.HasMoreTokens()) {
if (obj == null) {
obj = new Hashtable();
map[s] = obj;
map = (Hashtable)obj;
continue;
}
else if (obj is Hashtable)
map = (Hashtable)obj;
else
return;
}
else {
if (obj is Hashtable)
return;
PdfDictionary merged = item.GetMerged(0);
if (obj == null) {
PdfDictionary field = new PdfDictionary();
if (PdfName.SIG.Equals(merged.Get(PdfName.FT)))
hasSignature = true;
foreach (PdfName key in merged.Keys) {
if (fieldKeys.ContainsKey(key))
field.Put(key, merged.Get(key));
}
ArrayList list = new ArrayList();
list.Add(field);
CreateWidgets(list, item);
map[s] = list;
}
else {
ArrayList list = (ArrayList)obj;
PdfDictionary field = (PdfDictionary)list[0];
PdfName type1 = (PdfName)field.Get(PdfName.FT);
PdfName type2 = (PdfName)merged.Get(PdfName.FT);
if (type1 == null || !type1.Equals(type2))
return;
int flag1 = 0;
PdfObject f1 = field.Get(PdfName.FF);
if (f1 != null && f1.IsNumber())
flag1 = ((PdfNumber)f1).IntValue;
int flag2 = 0;
PdfObject f2 = merged.Get(PdfName.FF);
if (f2 != null && f2.IsNumber())
flag2 = ((PdfNumber)f2).IntValue;
if (type1.Equals(PdfName.BTN)) {
if (((flag1 ^ flag2) & PdfFormField.FF_PUSHBUTTON) != 0)
return;
if ((flag1 & PdfFormField.FF_PUSHBUTTON) == 0 && ((flag1 ^ flag2) & PdfFormField.FF_RADIO) != 0)
return;
}
else if (type1.Equals(PdfName.CH)) {
if (((flag1 ^ flag2) & PdfFormField.FF_COMBO) != 0)
return;
}
CreateWidgets(list, item);
}
return;
}
}
}
internal void CreateWidgets(ArrayList list, AcroFields.Item item)
{
for (int k = 0; k < item.Size; ++k) {
list.Add(item.GetPage(k));
PdfDictionary merged = item.GetMerged(k);
PdfObject dr = merged.Get(PdfName.DR);
if (dr != null)
PdfFormField.MergeResources(resources, (PdfDictionary)PdfReader.GetPdfObject(dr));
PdfDictionary widget = new PdfDictionary();
foreach (PdfName key in merged.Keys) {
if (widgetKeys.ContainsKey(key))
widget.Put(key, merged.Get(key));
}
widget.Put(iTextTag, new PdfNumber(item.GetTabOrder(k) + 1));
list.Add(widget);
}
}
