code: function() {
          var me = this,
              inputEl = me.inputEl;
              
          me.callParent();
          if (inputEl) {
              inputEl.dom.disabled = false;
              if (me.needsValidateOnEnable) {
                  delete me.needsValidateOnEnable;
                  // will trigger errors to be shown
                  me.forceValidation = true;
                  me.isValid();
                  delete me.forceValidation;
              }
          }
      }
docs: private