Canvas Developer Guide
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Subscribing to Events
The following code example shows how to call the subscribe method within a Visualforce page to subscribe to specified events published from a canvas app.
1// Subscribe to a single event.
2Sfdc.canvas.controller.subscribe({name : 'mynamespace.myevent0',
3 onData : function (e) {}});
4
5// Subscribe to multiple events in a single call.
6Sfdc.canvas.controller.subscribe([
7 {name : 'mynamespace.myevent1', onData : function(e) {}},
8 {name : 'mynamespace.myevent2', onData : function(e) {}}
9]);