Dispatcher and Emitter

var dispatcher = new Flux.Dispatcher();
var emitter = new EventEmitter();
var DataStore = function() {
    this._data = null;
    Spamler.dispatcher.register(function(payload) {
        switch (payload.type) {
            case "loadAll":
                this._all();
                break;
        }
    }.bind(this));
    this._all = function () {
        // Load all into this._data
        emitter.emit("allDataReceived", this._data);
    }.bind(this);
}
var DataView = React.createClass({
    getInitialState: function() {
        return {data: null};
    },
    componentWillMount: function() {
        emitter.on("allDataReceived", this.dataReceived);
    },
    componentDidMount: function() {
        dispatcher.dispatch({ type: "loadAll" });
    },
    componentWillUnmount: function() {
        emitter.off("allDataReceived", this.dataReceived);
    },
    dataReceived: function(data){
        this.setProps({data: data});
    },
    render: function() {
        return <div>{this.state.data}</div>
    }
});