mojit config is 'lost' after a refreshView. mojito create mojit testConfig then modify the following file. The 'foo' property of the config will be lost when you click on the mojit.

controller.server.js

/*jslint anon:true, sloppy:true, nomen:true*/
YUI.add('clickMojit', function(Y, NAME) {

/**
 * The clickMojit module.
 *
 * @module clickMojit
 */

    /** 
     * Constructor for the Controller class.
     *
     * @class Controller
     * @constructor
     */
    Y.namespace('mojito.controllers')[NAME] = { 

        /** 
         * Method corresponding to the 'index' action.
         *
         * @param ac {Object} The ActionContext that provides access
         *        to the Mojito API.
         */
        index: function(ac) {
            Y.log('config: '+ Y.JSON.stringify(ac.config.get()), 'WARN', NAME);  //will change when refreshView
            ac.models.get('clickMojitModelFoo').getData(function(err, data) {
                if (err) {
                    ac.error(err);
                    return;
                }   
                ac.assets.addCss('./index.css');
                ac.done({
                    status: 'Mojito is working.',
                    data: data
                }); 
            }); 
        }   

    };  

}, '0.0.1', {requires: ['mojito', 'mojito-config-addon', 'mojito-assets-addon', 'mojito-models-addon', 'clickMojitModelFoo']});

gistfile1.txt

[
{
  "settings": [ "master" ],
    "appPort": "8666",
    "specs": {
      "testConfig": {
        "type": "HTMLFrameMojit",
        "config": {
          "deploy":true,
          "child": {
            "type": "clickMojit",
            "config": {
              "foo":42
            }   
          }   
        }   
      }   
    }   
},
{
  "settings": [ "environment:development" ],
  "staticHandling": {
    "forceUpdate": true
  }
}
]

index.js

/*jslint anon:true, sloppy:true, nomen:true*/
YUI.add('clickMojitBinderIndex', function(Y, NAME) {

  Y.namespace('mojito.binders')[NAME] = { 

      init: function(mojitProxy) {
      this.mojitProxy = mojitProxy;
    },  
    bind: function(node) {
      var me = this;
      this.node = node;
      this.clickHandler = node.on('click', function(e) {
        this.mojitProxy.refreshView();
      }, this);
    },  

    onRefreshView: function(node) {
      this.clickHandler.detach();
      this.bind(node);

    }   
  };  
}, '0.0.1', {requires: ['event-mouseenter', 'mojito-client']});
~                                                                

routes.json

[{
    "settings": [ "master" ],
    "frame": { 
      "path": "/",
      "verb": ["GET"],
      "call": "testConfig.index"
}
      
}]