client/public/elements/components/dropdown.js
/**
   * @method firstUpdated
   * @description Lit method called on first element update.
   */
@method firstUpdated
@description Lit method called on first element update.
@method firstUpdated @description Lit method called on first element update .
firstUpdated() {
    let dd = this.shadowRoot.getElementById('dropdown');
    dd.addEventListener('opened-changed',
      (e) => {this.opened = e.target.opened;});
    dd._onArrow = this._onDropdownArrow.bind(this);
    dd.addOwnKeyBinding('up', "_onArrow");
    dd.addOwnKeyBinding('down', "_onArrow");
  }
firstUpdated ( ) { let dd = this . shadowRoot . getElementById ( 'dropdown' ) ; dd . addEventListener ( 'opened-changed' , ( e ) => { this . opened = e . target . opened ; } ) ; dd . _onArrow = this . _onDropdownArrow . bind ( this ) ; dd . addOwnKeyBinding ( 'up' , "_onArrow" ) ; dd . addOwnKeyBinding ( 'down' , "_onArrow" ) ; }
@method firstUpdated
 @description Lit method called on first element update.
@method firstUpdated @description Lit method called on first element update .