The Tor Browser: browser/devtools/scratchpad/scratchpad-panel.js@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim: set ft=javascript ts=2 et sw=2 tw=80: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 "use strict";

     8 const {Cu} = require("chrome");

     9 const EventEmitter = require("devtools/toolkit/event-emitter");

    10 const {Promise: promise} = Cu.import("resource://gre/modules/Promise.jsm", {});

    13 function ScratchpadPanel(iframeWindow, toolbox) {

    14   let { Scratchpad } = iframeWindow;

    15   this._toolbox = toolbox;

    16   this.panelWin = iframeWindow;

    17   this.scratchpad = Scratchpad;

    19   Scratchpad.target = this.target;

    20   Scratchpad.hideMenu();

    22   let deferred = promise.defer();

    23   this._readyObserver = deferred.promise;

    24   Scratchpad.addObserver({

    25     onReady: function() {

    26       Scratchpad.removeObserver(this);

    27       deferred.resolve();

    28     }

    29   });

    31   EventEmitter.decorate(this);

    32 }

    33 exports.ScratchpadPanel = ScratchpadPanel;

    35 ScratchpadPanel.prototype = {

    36   /**

    37    * Open is effectively an asynchronous constructor. For the ScratchpadPanel,

    38    * by the time this is called, the Scratchpad will already be ready.

    39    */

    40   open: function() {

    41     return this._readyObserver.then(() => {

    42       this.isReady = true;

    43       this.emit("ready");

    44       return this;

    45     });

    46   },

    48   get target() {

    49     return this._toolbox.target;

    50   },

    52   destroy: function() {

    53     this.emit("destroyed");

    54     return promise.resolve();

    55   }

    56 };

The Tor Browser / file revision