Method GetContainingDocument

cpp/iedriver/Element.cpp:1582–1622

}

int Element::GetContainingDocument(const bool use_dom_node,
                                   IHTMLDocument2** doc) {
  LOG(TRACE) << "Entering Element::GetContainingDocument";

  HRESULT hr = S_OK;
  CComPtr<IDispatch> dispatch_doc;

  if (use_dom_node) {
    CComPtr<IHTMLDOMNode2> node;
    hr = this->element_->QueryInterface(&node);
    if (FAILED(hr)) {
      LOGHR(WARN, hr) << "Unable to cast element to IHTMLDomNode2";
      return ENOSUCHDOCUMENT;
    }

    hr = node->get_ownerDocument(&dispatch_doc);
    if (FAILED(hr)) {
      LOGHR(WARN, hr) << "Unable to locate owning document, call to IHTMLDOMNode2::get_ownerDocument failed";
      return ENOSUCHDOCUMENT;
    }
  } else {
    hr = this->element_->get_document(&dispatch_doc);
    if (FAILED(hr)) {
      LOGHR(WARN, hr) << "Unable to locate document property, call to IHTMLELement::get_document failed";
      return ENOSUCHDOCUMENT;
    }
  }

  try {
    hr = dispatch_doc.QueryInterface<IHTMLDocument2>(doc);
    if (FAILED(hr)) {
      LOGHR(WARN, hr) << "Found document but it's not the expected type (IHTMLDocument2)";
      return ENOSUCHDOCUMENT;
    }
  } catch(...) {
    LOG(WARN) << "Found document but it's not the expected type (IHTMLDocument2)";
    return ENOSUCHDOCUMENT;
  }

  return WD_SUCCESS;
}

int Element::GetDocumentFromWindow(IHTMLWindow2* parent_window,
                                   IHTMLDocument2** parent_doc) {