How to use the perfect-scrollbar/jquery function in perfect-scrollbar

distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import $ from 'jQuery';
import initScroll from 'perfect-scrollbar/jquery';
import React from 'react';
import ReactDOM from 'react-dom';
import ReactSlider from 'react-slider';
import GrvTerminal from 'app/lib/term/terminal';
import { TtyPlayer } from 'app/lib/term/ttyPlayer';
import Indicator from './../indicator.jsx';
import { ErrorIndicator, WarningIndicator } from './items';

initScroll($);

class Terminal extends GrvTerminal{
  constructor(tty, el){
    super({ el, scrollBack: 1000 });
    this.tty = tty;
  }

  connect(){
  }

  open() {
    super.open();
    $(this._el).perfectScrollbar();
  }

  resize(cols, rows) {