code: function () {
          var self = this;
  
          $(this.getEl('inp')).on('change', function (e) {
            self.state.set('value', e.target.value);
            self.fire('change', e);
          });
  
          return self._super();
        }
docs: Post render method. Called after the control has been rendered to the target.
  
  @method postRender
  @return {tinymce.ui.ComboBox} Current combobox instance.