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Use QPDFObjGen::set in QPDFAcroFormDocumentHelper::getFormFieldsForPage

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This commit is contained in:
m-holger 2023-01-05 14:51:54 +00:00
parent 5b3b135fda
commit d395a90904
1 changed files with 5 additions and 11 deletions
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14
libqpdf/QPDFAcroFormDocumentHelper.cc
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@ -217,20 +217,14 @@ std::vector<QPDFFormFieldObjectHelper>
QPDFAcroFormDocumentHelper::getFormFieldsForPage(QPDFPageObjectHelper ph)
{
analyze();
std::set<QPDFObjGen> added;
QPDFObjGen::set todo;
std::vector<QPDFFormFieldObjectHelper> result;
auto widget_annotations = getWidgetAnnotationsForPage(ph);
for (auto annot: widget_annotations) {
auto field = getFieldForAnnotation(annot);
field = field.getTopLevelField();
auto og = field.getObjectHandle().getObjGen();
if (!added.count(og)) {
added.insert(og);
if (field.getObjectHandle().isDictionary()) {
for (auto& annot: getWidgetAnnotationsForPage(ph)) {
auto field = getFieldForAnnotation(annot).getTopLevelField();
if (todo.add(field) && field.getObjectHandle().isDictionary()) {
result.push_back(field);
}
}
}
return result;
}