docs: function () {
              this.$BindableWidget.initWidget.call(this);
  
              var bindings = this._cfg.bind;
              var isBound = false;
  
              if (bindings.visible) {
                  var visible = this._transform(bindings.visible.transform, bindings.visible.inside[bindings.visible.to], "toWidget");
                  if (visible === true) {
                      this.show();
                  }
                  isBound = true;
              }
              if (!isBound) {
                  this.$logWarn(this.BINDING_NEEDED, [this.$class, "visible"]);
              }
          }