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30 lines
740 B
JavaScript
30 lines
740 B
JavaScript
/* globals Services, sendAsyncMessage, addMessageListener, removeMessageListener */
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'use strict';
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let appName = 'ublock';
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let listeners = {};
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let frameModule = Components.utils['import']('chrome://' + appName + '/content/frameModule.js', {});
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this.ublock_addMessageListener = function(id, fn) {
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ublock_removeMessageListener(id);
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listeners[id] = function(msg) {
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fn(msg.data);
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};
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addMessageListener(id, listeners[id]);
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};
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this.ublock_removeMessageListener = function(id) {
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if (listeners[id]) {
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removeMessageListener(id, listeners[id]);
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}
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delete listeners[id];
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};
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addMessageListener(appName + ':broadcast', function(msg) {
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for (let id in listeners) {
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listeners[id](msg);
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}
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});
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