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124 lines
3.3 KiB
JavaScript
124 lines
3.3 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 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 {Cc, Ci, Cu} = require("chrome");
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const promise = require("promise");
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loader.lazyGetter(this, "HUDService", () => require("devtools/client/webconsole/hudservice"));
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loader.lazyGetter(this, "EventEmitter", () => require("devtools/shared/event-emitter"));
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/**
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* A DevToolPanel that controls the Web Console.
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*/
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function WebConsolePanel(iframeWindow, toolbox)
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{
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this._frameWindow = iframeWindow;
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this._toolbox = toolbox;
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EventEmitter.decorate(this);
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}
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exports.WebConsolePanel = WebConsolePanel;
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WebConsolePanel.prototype = {
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hud: null,
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/**
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* Called by the WebConsole's onkey command handler.
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* If the WebConsole is opened, check if the JSTerm's input line has focus.
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* If not, focus it.
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*/
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focusInput: function WCP_focusInput()
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{
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this.hud.jsterm.focus();
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},
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/**
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* Open is effectively an asynchronous constructor.
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*
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* @return object
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* A promise that is resolved when the Web Console completes opening.
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*/
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open: function WCP_open()
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{
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let parentDoc = this._toolbox.doc;
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let iframe = parentDoc.getElementById("toolbox-panel-iframe-webconsole");
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// Make sure the iframe content window is ready.
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let deferredIframe = promise.defer();
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let win, doc;
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if ((win = iframe.contentWindow) &&
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(doc = win.document) &&
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doc.readyState == "complete") {
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deferredIframe.resolve(null);
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}
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else {
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iframe.addEventListener("load", function onIframeLoad() {
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iframe.removeEventListener("load", onIframeLoad, true);
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deferredIframe.resolve(null);
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}, true);
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}
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// Local debugging needs to make the target remote.
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let promiseTarget;
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if (!this.target.isRemote) {
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promiseTarget = this.target.makeRemote();
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}
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else {
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promiseTarget = promise.resolve(this.target);
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}
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// 1. Wait for the iframe to load.
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// 2. Wait for the remote target.
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// 3. Open the Web Console.
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return deferredIframe.promise
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.then(() => promiseTarget)
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.then((aTarget) => {
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this._frameWindow._remoteTarget = aTarget;
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let webConsoleUIWindow = iframe.contentWindow.wrappedJSObject;
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let chromeWindow = iframe.ownerDocument.defaultView;
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return HUDService.openWebConsole(this.target, webConsoleUIWindow,
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chromeWindow);
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})
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.then((aWebConsole) => {
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this.hud = aWebConsole;
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this._isReady = true;
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this.emit("ready");
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return this;
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}, (aReason) => {
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let msg = "WebConsolePanel open failed. " +
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aReason.error + ": " + aReason.message;
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dump(msg + "\n");
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Cu.reportError(msg);
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});
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},
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get target()
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{
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return this._toolbox.target;
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},
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_isReady: false,
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get isReady()
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{
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return this._isReady;
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},
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destroy: function WCP_destroy()
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{
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if (this._destroyer) {
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return this._destroyer;
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}
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this._destroyer = this.hud.destroy();
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this._destroyer.then(() => this.emit("destroyed"));
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return this._destroyer;
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},
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};
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