Hannes Pries - Web/Shopware/Java-Developer Blog
Weil es immer eine simple Lösung gibt!

function EventBus() {
this.events = [];

this.register=function(event, callback){
if(!this.events[event]) {
this.events[event] = [];
}
this.events[event].push(callback);
}

this.fire=function(event, payload){
if(this.events[event]) {
this.events[event].forEach(subscriber => {
subscriber(payload);
})
}
}
}

function Receiver(){
this.value="";

this.init=function(){
this.EventBus.register("update", (payload) => {
this.value = payload.value;
});
this.cjsPushBindings();
};
}

function Sender(){
this.values=[
'Blubb',
'Test',
'Brumm',
'Event',
'Something'
];

this.send=function(event){
this.EventBus.fire("update", {value: this.values[Math.floor(Math.random() * this.values.length)]})
};
}

<div cjs-controller="sender:Sender" cjs-services="EventBus">
<input type="button" value="fire event" cjs-binding-event="click:send"/>
</div>
<div cjs-controller="receiver:Receiver:init" cjs-services="EventBus">
<input type="text" value="" cjs-binding-value="value"/>
</div>

Shopware.Notification.createGrowlMessage('title', 'message', 'growl');

messages:{
success:{
title:'',
error:'',
growl:''
},
fail:{
title:'',
error:'',
growl:''
}
},

Ext.Ajax.request({
url: "",
params: {},
success: function(response, opts){
var result = Ext.decode(response.responseText);
if(result.success){
Shopware.Notification.createGrowlMessage(msgs.success.title, msgs.success.error, msgs.success.growl);
}
else{
Shopware.Notification.createGrowlMessage(msgs.fail.title, msgs.fail.error, msgs.fail.growl);
}
}
});