Method GetTicks

cpp/iedriver/InputManager.cpp:167–219

}

int InputManager::GetTicks(const Json::Value& sequences, Json::Value* ticks) {
  for (size_t i = 0; i < sequences.size(); ++i) {
    Json::UInt index = static_cast<Json::UInt>(i);
    Json::Value device_sequence = sequences[index];
    if (!device_sequence.isMember("type") && !device_sequence["type"].isString()) {
      return EINVALIDARGUMENT;
    }

    std::string device_type = device_sequence["type"].asString();
    if (device_type != "key" && device_type != "pointer" && device_type != "none") {
      return EINVALIDARGUMENT;
    }

    if (!device_sequence.isMember("id") && !device_sequence["id"].isString()) {
      return EINVALIDARGUMENT;
    }

    std::string device_id = device_sequence["id"].asString();

    if (!device_sequence.isMember("actions") && !device_sequence["actions"].isArray()) {
      return EINVALIDARGUMENT;
    }

    // TODO: Add guards against bad action structure. Assume correct input for now.
    Json::Value actions = device_sequence["actions"];
    for (size_t j = 0; j < actions.size(); ++j) {
      if (ticks->size() <= j) {
        Json::Value tick(Json::arrayValue);
        ticks->append(tick);
      }
      Json::UInt action_index = static_cast<Json::UInt>(j);
      Json::Value action = actions[action_index];
      if (action.isMember("type") &&
          action["type"].isString() &&
          action["type"].asString() == "pause") {
        if (action.isMember("duration") &&
            (action["duration"].type() != Json::ValueType::intValue ||
            action["duration"].asInt() < 0)) {
          return EINVALIDARGUMENT;
        }
        if (device_type == "key") {
          // HACK! Ignore the duration of pause events in keyboard action
          // sequences. This is deliberately in violation of the W3C spec.
          // This allows us to better synchronize mixed keyboard and mouse
          // action sequences.
          action["duration"] = 10;
        }
      }
      (*ticks)[action_index].append(action);
    }
  }
  return WD_SUCCESS;
}

HANDLE InputManager::AcquireMutex() {
  HANDLE mutex_handle = ::CreateMutex(NULL, FALSE, USER_INTERACTION_MUTEX_NAME);