_checkboxState(item) {
    if (!this.selectedItems) {
      this.selectedItems = [];
    }
    
    if (this.selectedItems.length === 0) {
      return false;
    }

    console.dir(this.selectedItems);
    return this.selectedItems.indexOf(item) >= 0;
  }
/**
   * Check whether the passed item is selected or not.
   * @param {Object} item The item to be checked.
   * @return {boolean} Mark the active checkbox as checked or not.
   * @private
   */
Check whether the passed item is selected or not.
@param {Object} item The item to be checked.
@return {boolean} Mark the active checkbox as checked or not.
@private
Check whether the passed item is selected or not . @param { Object } item The item to be checked . @return { boolean } Mark the active checkbox as checked or not . @private
_checkboxState(item) {
    if (!this.selectedItems) {
      this.selectedItems = [];
    }
    if (this.selectedItems.length === 0) {
      return false;
    }
    console.dir(this.selectedItems);
    return this.selectedItems.indexOf(item) >= 0;
  }
_checkboxState ( item ) { if ( ! this . selectedItems ) { this . selectedItems = [ ] ; } if ( this . selectedItems . length === 0 ) { return false ; } console . dir ( this . selectedItems ) ; return this . selectedItems . indexOf ( item ) >= 0 ; }
Check whether the passed item is selected or not.
Check whether the passed item is selected or not .