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ca83343b85
--HG-- rename : browser/devtools/shared/event-emitter.js => toolkit/devtools/event-emitter.js rename : browser/devtools/shared/test/browser_eventemitter_basic.js => toolkit/devtools/tests/mochitest/test_eventemitter_basic.html
57 lines
1.5 KiB
JavaScript
57 lines
1.5 KiB
JavaScript
/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const {Cu} = require("chrome");
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const EventEmitter = require("devtools/toolkit/event-emitter");
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const {Promise: promise} = Cu.import("resource://gre/modules/Promise.jsm", {});
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function ScratchpadPanel(iframeWindow, toolbox) {
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let { Scratchpad } = iframeWindow;
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this._toolbox = toolbox;
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this.panelWin = iframeWindow;
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this.scratchpad = Scratchpad;
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Scratchpad.target = this.target;
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Scratchpad.hideMenu();
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let deferred = promise.defer();
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this._readyObserver = deferred.promise;
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Scratchpad.addObserver({
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onReady: function() {
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Scratchpad.removeObserver(this);
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deferred.resolve();
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}
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});
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EventEmitter.decorate(this);
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}
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exports.ScratchpadPanel = ScratchpadPanel;
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ScratchpadPanel.prototype = {
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/**
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* Open is effectively an asynchronous constructor. For the ScratchpadPanel,
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* by the time this is called, the Scratchpad will already be ready.
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*/
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open: function() {
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return this._readyObserver.then(() => {
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this.isReady = true;
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this.emit("ready");
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return this;
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});
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},
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get target() {
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return this._toolbox.target;
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},
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destroy: function() {
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this.emit("destroyed");
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return promise.resolve();
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}
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};
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