Method GetCssPropertyValue

cpp/iedriver/Element.cpp:643–694

}

int Element::GetCssPropertyValue(const std::string& property_name,
                                 std::string* property_value) {
  LOG(TRACE) << "Entering Element::GetCssPropertyValue";

  int status_code = WD_SUCCESS;
  CComPtr<IHTMLDocument2> doc;
  this->GetContainingDocument(false, &doc);
  if (this->IsXmlDocument(doc)) {
    *property_value = "";
    return status_code;
  }

  // The atom is just the definition of an anonymous
  // function: "function() {...}"; Wrap it in another function so we can
  // invoke it with our arguments without polluting the current namespace.
  std::wstring script_source = L"(function() { return (";
  script_source += atoms::asString(atoms::GET_EFFECTIVE_STYLE);
  script_source += L")})();";

  Script script_wrapper(doc, script_source, 2);
  script_wrapper.AddArgument(this->element_);
  script_wrapper.AddArgument(property_name);
  status_code = script_wrapper.Execute();

  if (status_code == WD_SUCCESS) {
    std::wstring raw_value = L"";
    if (script_wrapper.ResultIsString()) {
      raw_value.assign(script_wrapper.result().bstrVal);
    } else if (script_wrapper.ResultIsInteger()) {
      long int_value = script_wrapper.result().lVal;
      raw_value = std::to_wstring(int_value);
    } else if (script_wrapper.ResultIsDouble()) {
      double dbl_value = script_wrapper.result().dblVal;
      raw_value = std::to_wstring(dbl_value);
    } else if (script_wrapper.ResultIsBoolean()) {
      if (script_wrapper.result().boolVal == VARIANT_TRUE) {
        raw_value = L"true";
      } else {
        raw_value = L"false";
      }
    }
    std::string value = StringUtilities::ToString(raw_value);
    std::transform(value.begin(),
                   value.end(),
                   value.begin(),
                   tolower);
    *property_value = value;
  } else {
    LOG(WARN) << "Failed to get value of CSS property";
  }
  return status_code;
}

int Element::GetLocationOnceScrolledIntoView(const ElementScrollBehavior scroll,
                                             LocationInfo* location,