39 lines
1 KiB
JavaScript
39 lines
1 KiB
JavaScript
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define("dojo/topic", ["./Evented"], function(Evented){
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// module:
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// dojo/topic
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var hub = new Evented;
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return {
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// summary:
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// Pubsub hub.
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// example:
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// | topic.subscribe("some/topic", function(event){
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// | ... do something with event
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// | });
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// | topic.publish("some/topic", {name:"some event", ...});
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publish: function(topic, event){
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// summary:
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// Publishes a message to a topic on the pub/sub hub. All arguments after
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// the first will be passed to the subscribers, so any number of arguments
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// can be provided (not just event).
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// topic: String
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// The name of the topic to publish to
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// event: Object
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// An event to distribute to the topic listeners
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return hub.emit.apply(hub, arguments);
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},
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subscribe: function(topic, listener){
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// summary:
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// Subscribes to a topic on the pub/sub hub
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// topic: String
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// The topic to subscribe to
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// listener: Function
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// A function to call when a message is published to the given topic
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return hub.on.apply(hub, arguments);
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}
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};
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});
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