74 lines
3.0 KiB
JavaScript
74 lines
3.0 KiB
JavaScript
/* 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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// URL constructor doesn't support about: scheme
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let href = window.location.href.replace("about:", "http://");
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let url = new window.URL(href);
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// Only use this method to attach the toolbox if some query parameters are given
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if (url.search.length > 1) {
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const Cu = Components.utils;
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const Ci = Components.interfaces;
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const { require } = Cu.import("resource://devtools/shared/Loader.jsm", {});
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const { gDevTools } = require("devtools/client/framework/devtools");
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const { targetFromURL } = require("devtools/client/framework/target-from-url");
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const { Toolbox } = require("devtools/client/framework/toolbox");
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const { TargetFactory } = require("devtools/client/framework/target");
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const { DebuggerServer } = require("devtools/server/main");
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const { DebuggerClient } = require("devtools/shared/client/main");
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const { Task } = require("devtools/shared/task");
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// `host` is the frame element loading the toolbox.
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let host = window.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils)
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.containerElement;
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// Specify the default tool to open
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let tool = url.searchParams.get("tool");
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Task.spawn(function* () {
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let target;
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if (url.searchParams.has("target")) {
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// Attach toolbox to a given browser iframe (<xul:browser> or <html:iframe
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// mozbrowser>) whose reference is set on the host iframe.
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// `iframe` is the targeted document to debug
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let iframe = host.wrappedJSObject ? host.wrappedJSObject.target
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: host.target;
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// Need to use a xray and query some interfaces to have
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// attributes and behavior expected by devtools codebase
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iframe = XPCNativeWrapper(iframe);
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iframe.QueryInterface(Ci.nsIFrameLoaderOwner);
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if (iframe) {
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// Fake a xul:tab object as we don't have one.
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// linkedBrowser is the only one attribute being queried by client.getTab
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let tab = { linkedBrowser: iframe };
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if (!DebuggerServer.initialized) {
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DebuggerServer.init();
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DebuggerServer.addBrowserActors();
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}
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let client = new DebuggerClient(DebuggerServer.connectPipe());
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yield client.connect();
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// Creates a target for a given browser iframe.
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let response = yield client.getTab({ tab });
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let form = response.tab;
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target = yield TargetFactory.forRemoteTab({client, form, chrome: false});
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} else {
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alert("Unable to find the targetted iframe to debug");
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}
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} else {
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target = yield targetFromURL(url);
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}
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let options = { customIframe: host };
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yield gDevTools.showToolbox(target, tool, Toolbox.HostType.CUSTOM, options);
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}).catch(error => {
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console.error("Exception while loading the toolbox", error);
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});
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}
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