зеркало из https://github.com/mozilla/gecko-dev.git
1712 строки
50 KiB
JavaScript
1712 строки
50 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set 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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const {Cc, Ci, Cu} = require("chrome");
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const ToolDefinitions = require("main").Tools;
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const {CssLogic} = require("devtools/styleinspector/css-logic");
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const {ELEMENT_STYLE} = require("devtools/server/actors/styles");
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const {Promise: promise} = Cu.import("resource://gre/modules/Promise.jsm", {});
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const {EventEmitter} = require("devtools/toolkit/event-emitter");
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const {OutputParser} = require("devtools/output-parser");
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const {PrefObserver, PREF_ORIG_SOURCES} = require("devtools/styleeditor/utils");
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const {gDevTools} = Cu.import("resource:///modules/devtools/gDevTools.jsm", {});
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const overlays = require("devtools/styleinspector/style-inspector-overlays");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/devtools/Templater.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PluralForm",
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"resource://gre/modules/PluralForm.jsm");
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const FILTER_CHANGED_TIMEOUT = 150;
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const HTML_NS = "http://www.w3.org/1999/xhtml";
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const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
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/**
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* Helper for long-running processes that should yield occasionally to
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* the mainloop.
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*
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* @param {Window} aWin
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* Timeouts will be set on this window when appropriate.
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* @param {Generator} aGenerator
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* Will iterate this generator.
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* @param {object} aOptions
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* Options for the update process:
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* onItem {function} Will be called with the value of each iteration.
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* onBatch {function} Will be called after each batch of iterations,
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* before yielding to the main loop.
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* onDone {function} Will be called when iteration is complete.
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* onCancel {function} Will be called if the process is canceled.
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* threshold {int} How long to process before yielding, in ms.
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*
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* @constructor
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*/
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function UpdateProcess(aWin, aGenerator, aOptions)
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{
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this.win = aWin;
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this.iter = _Iterator(aGenerator);
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this.onItem = aOptions.onItem || function() {};
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this.onBatch = aOptions.onBatch || function () {};
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this.onDone = aOptions.onDone || function() {};
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this.onCancel = aOptions.onCancel || function() {};
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this.threshold = aOptions.threshold || 45;
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this.canceled = false;
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}
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UpdateProcess.prototype = {
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/**
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* Schedule a new batch on the main loop.
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*/
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schedule: function UP_schedule()
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{
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if (this.canceled) {
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return;
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}
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this._timeout = this.win.setTimeout(this._timeoutHandler.bind(this), 0);
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},
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/**
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* Cancel the running process. onItem will not be called again,
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* and onCancel will be called.
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*/
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cancel: function UP_cancel()
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{
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if (this._timeout) {
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this.win.clearTimeout(this._timeout);
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this._timeout = 0;
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}
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this.canceled = true;
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this.onCancel();
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},
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_timeoutHandler: function UP_timeoutHandler() {
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this._timeout = null;
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try {
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this._runBatch();
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this.schedule();
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} catch(e) {
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if (e instanceof StopIteration) {
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this.onBatch();
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this.onDone();
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return;
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}
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console.error(e);
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throw e;
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}
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},
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_runBatch: function Y_runBatch()
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{
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let time = Date.now();
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while(!this.canceled) {
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// Continue until iter.next() throws...
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let next = this.iter.next();
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this.onItem(next[1]);
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if ((Date.now() - time) > this.threshold) {
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this.onBatch();
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return;
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}
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}
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}
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};
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/**
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* CssHtmlTree is a panel that manages the display of a table sorted by style.
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* There should be one instance of CssHtmlTree per style display (of which there
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* will generally only be one).
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*
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* @params {StyleInspector} aStyleInspector The owner of this CssHtmlTree
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* @param {PageStyleFront} aPageStyle
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* Front for the page style actor that will be providing
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* the style information.
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*
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* @constructor
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*/
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function CssHtmlTree(aStyleInspector, aPageStyle)
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{
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this.styleWindow = aStyleInspector.doc.defaultView;
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this.styleDocument = aStyleInspector.doc;
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this.styleInspector = aStyleInspector;
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this.inspector = this.styleInspector.inspector;
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this.pageStyle = aPageStyle;
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this.propertyViews = [];
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this._outputParser = new OutputParser();
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let chromeReg = Cc["@mozilla.org/chrome/chrome-registry;1"].
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getService(Ci.nsIXULChromeRegistry);
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this.getRTLAttr = chromeReg.isLocaleRTL("global") ? "rtl" : "ltr";
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// Create bound methods.
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this.focusWindow = this.focusWindow.bind(this);
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this._onContextMenu = this._onContextMenu.bind(this);
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this._contextMenuUpdate = this._contextMenuUpdate.bind(this);
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this._onSelectAll = this._onSelectAll.bind(this);
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this._onClick = this._onClick.bind(this);
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this._onCopy = this._onCopy.bind(this);
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this._onCopyColor = this._onCopyColor.bind(this);
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this._onCopyImageDataUrl = this._onCopyImageDataUrl.bind(this);
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this._onFilterStyles = this._onFilterStyles.bind(this);
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this._onFilterKeyPress = this._onFilterKeyPress.bind(this);
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this._onClearSearch = this._onClearSearch.bind(this);
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this._onIncludeBrowserStyles = this._onIncludeBrowserStyles.bind(this);
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this._onFilterTextboxContextMenu = this._onFilterTextboxContextMenu.bind(this);
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let doc = this.styleDocument;
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this.root = doc.getElementById("root");
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this.element = doc.getElementById("propertyContainer");
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this.searchField = doc.getElementById("computedview-searchbox");
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this.searchClearButton = doc.getElementById("computedview-searchinput-clear");
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this.includeBrowserStylesCheckbox = doc.getElementById("browser-style-checkbox");
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this.styleDocument.addEventListener("mousedown", this.focusWindow);
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this.element.addEventListener("click", this._onClick);
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this.element.addEventListener("copy", this._onCopy);
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this.element.addEventListener("contextmenu", this._onContextMenu);
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this.searchField.addEventListener("input", this._onFilterStyles);
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this.searchField.addEventListener("keypress", this._onFilterKeyPress);
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this.searchField.addEventListener("contextmenu", this._onFilterTextboxContextMenu);
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this.searchClearButton.addEventListener("click", this._onClearSearch);
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this.includeBrowserStylesCheckbox.addEventListener("command",
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this._onIncludeBrowserStyles);
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this.searchClearButton.hidden = true;
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// No results text.
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this.noResults = this.styleDocument.getElementById("noResults");
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// Refresh panel when color unit changed.
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this._handlePrefChange = this._handlePrefChange.bind(this);
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gDevTools.on("pref-changed", this._handlePrefChange);
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// Refresh panel when pref for showing original sources changes
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this._updateSourceLinks = this._updateSourceLinks.bind(this);
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this._prefObserver = new PrefObserver("devtools.");
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this._prefObserver.on(PREF_ORIG_SOURCES, this._updateSourceLinks);
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// The element that we're inspecting, and the document that it comes from.
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this.viewedElement = null;
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this._buildContextMenu();
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this.createStyleViews();
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// Add the tooltips and highlightersoverlay
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this.tooltips = new overlays.TooltipsOverlay(this);
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this.tooltips.addToView();
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this.highlighters = new overlays.HighlightersOverlay(this);
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this.highlighters.addToView();
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}
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/**
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* Memoized lookup of a l10n string from a string bundle.
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* @param {string} aName The key to lookup.
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* @returns A localized version of the given key.
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*/
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CssHtmlTree.l10n = function CssHtmlTree_l10n(aName)
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{
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try {
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return CssHtmlTree._strings.GetStringFromName(aName);
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} catch (ex) {
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Services.console.logStringMessage("Error reading '" + aName + "'");
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throw new Error("l10n error with " + aName);
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}
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};
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/**
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* Clone the given template node, and process it by resolving ${} references
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* in the template.
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*
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* @param {nsIDOMElement} aTemplate the template note to use.
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* @param {nsIDOMElement} aDestination the destination node where the
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* processed nodes will be displayed.
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* @param {object} aData the data to pass to the template.
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* @param {Boolean} aPreserveDestination If true then the template will be
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* appended to aDestination's content else aDestination.innerHTML will be
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* cleared before the template is appended.
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*/
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CssHtmlTree.processTemplate = function CssHtmlTree_processTemplate(aTemplate,
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aDestination, aData, aPreserveDestination)
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{
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if (!aPreserveDestination) {
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aDestination.innerHTML = "";
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}
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// All the templater does is to populate a given DOM tree with the given
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// values, so we need to clone the template first.
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let duplicated = aTemplate.cloneNode(true);
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// See https://github.com/mozilla/domtemplate/blob/master/README.md
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// for docs on the template() function
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template(duplicated, aData, { allowEval: true });
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while (duplicated.firstChild) {
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aDestination.appendChild(duplicated.firstChild);
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}
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};
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XPCOMUtils.defineLazyGetter(CssHtmlTree, "_strings", function() {
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return Services.strings.createBundle(
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"chrome://global/locale/devtools/styleinspector.properties");
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});
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XPCOMUtils.defineLazyGetter(this, "clipboardHelper", function() {
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return Cc["@mozilla.org/widget/clipboardhelper;1"]
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.getService(Ci.nsIClipboardHelper);
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});
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CssHtmlTree.prototype = {
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// Cache the list of properties that match the selected element.
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_matchedProperties: null,
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// Used for cancelling timeouts in the style filter.
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_filterChangedTimeout: null,
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// Holds the ID of the panelRefresh timeout.
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_panelRefreshTimeout: null,
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// Toggle for zebra striping
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_darkStripe: true,
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// Number of visible properties
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numVisibleProperties: 0,
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setPageStyle: function(pageStyle) {
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this.pageStyle = pageStyle;
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},
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get includeBrowserStyles()
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{
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return this.includeBrowserStylesCheckbox.checked;
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},
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_handlePrefChange: function(event, data) {
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if (this._computed && (data.pref == "devtools.defaultColorUnit" ||
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data.pref == PREF_ORIG_SOURCES)) {
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this.refreshPanel();
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}
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},
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/**
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* Update the view with a new selected element.
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* The CssHtmlTree panel will show the style information for the given element.
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* @param {NodeFront} aElement The highlighted node to get styles for.
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* @returns a promise that will be resolved when highlighting is complete.
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*/
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selectElement: function(aElement) {
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if (!aElement) {
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this.viewedElement = null;
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this.noResults.hidden = false;
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if (this._refreshProcess) {
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this._refreshProcess.cancel();
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}
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// Hiding all properties
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for (let propView of this.propertyViews) {
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propView.refresh();
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}
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return promise.resolve(undefined);
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}
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if (aElement === this.viewedElement) {
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return promise.resolve(undefined);
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}
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this.viewedElement = aElement;
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this.refreshSourceFilter();
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return this.refreshPanel();
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},
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/**
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* Get the type of a given node in the computed-view
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* @param {DOMNode} node The node which we want information about
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* @return {Object} The type information object contains the following props:
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* - type {String} One of the VIEW_NODE_XXX_TYPE const in
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* style-inspector-overlays
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* - value {Object} Depends on the type of the node
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* returns null if the node isn't anything we care about
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*/
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getNodeInfo: function(node) {
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if (!node) {
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return null;
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}
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let classes = node.classList;
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// Check if the node isn't a selector first since this doesn't require
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// walking the DOM
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if (classes.contains("matched") ||
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classes.contains("bestmatch") ||
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classes.contains("parentmatch")) {
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let selectorText = "";
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for (let child of node.childNodes) {
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if (child.nodeType === node.TEXT_NODE) {
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selectorText += child.textContent;
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}
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}
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return {
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type: overlays.VIEW_NODE_SELECTOR_TYPE,
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value: selectorText.trim()
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};
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}
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// Walk up the nodes to find out where node is
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let propertyView;
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let propertyContent;
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let parent = node;
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while (parent.parentNode) {
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if (parent.classList.contains("property-view")) {
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propertyView = parent;
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break;
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}
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if (parent.classList.contains("property-content")) {
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propertyContent = parent;
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break;
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}
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parent = parent.parentNode;
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}
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if (!propertyView && !propertyContent) {
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return null;
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}
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let value, type;
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// Get the property and value for a node that's a property name or value
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let isHref = classes.contains("theme-link") && !classes.contains("link");
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if (propertyView && (classes.contains("property-name") ||
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classes.contains("property-value") ||
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isHref)) {
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value = {
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property: parent.querySelector(".property-name").textContent,
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value: parent.querySelector(".property-value").textContent
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};
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}
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if (propertyContent && (classes.contains("other-property-value") ||
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isHref)) {
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let view = propertyContent.previousSibling;
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value = {
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property: view.querySelector(".property-name").textContent,
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value: node.textContent
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};
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}
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// Get the type
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if (classes.contains("property-name")) {
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type = overlays.VIEW_NODE_PROPERTY_TYPE;
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} else if (classes.contains("property-value") ||
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classes.contains("other-property-value")) {
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type = overlays.VIEW_NODE_VALUE_TYPE;
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} else if (isHref) {
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type = overlays.VIEW_NODE_IMAGE_URL_TYPE;
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value.url = node.href;
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} else {
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return null;
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}
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return {type, value};
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},
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_createPropertyViews: function()
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{
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if (this._createViewsPromise) {
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return this._createViewsPromise;
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}
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let deferred = promise.defer();
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this._createViewsPromise = deferred.promise;
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this.refreshSourceFilter();
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this.numVisibleProperties = 0;
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let fragment = this.styleDocument.createDocumentFragment();
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this._createViewsProcess = new UpdateProcess(this.styleWindow, CssHtmlTree.propertyNames, {
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onItem: (aPropertyName) => {
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// Per-item callback.
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let propView = new PropertyView(this, aPropertyName);
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fragment.appendChild(propView.buildMain());
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fragment.appendChild(propView.buildSelectorContainer());
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if (propView.visible) {
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this.numVisibleProperties++;
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}
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this.propertyViews.push(propView);
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},
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onCancel: () => {
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deferred.reject("_createPropertyViews cancelled");
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},
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onDone: () => {
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// Completed callback.
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this.element.appendChild(fragment);
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this.noResults.hidden = this.numVisibleProperties > 0;
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deferred.resolve(undefined);
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}
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});
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this._createViewsProcess.schedule();
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return deferred.promise;
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},
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/**
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* Refresh the panel content.
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*/
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refreshPanel: function CssHtmlTree_refreshPanel()
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{
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if (!this.viewedElement) {
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return promise.resolve();
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}
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// Capture the current viewed element to return from the promise handler
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// early if it changed
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let viewedElement = this.viewedElement;
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return promise.all([
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this._createPropertyViews(),
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this.pageStyle.getComputed(this.viewedElement, {
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filter: this._sourceFilter,
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onlyMatched: !this.includeBrowserStyles,
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markMatched: true
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})
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]).then(([createViews, computed]) => {
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if (viewedElement !== this.viewedElement) {
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return;
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}
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this._matchedProperties = new Set;
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for (let name in computed) {
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if (computed[name].matched) {
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this._matchedProperties.add(name);
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}
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}
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this._computed = computed;
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if (this._refreshProcess) {
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this._refreshProcess.cancel();
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}
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this.noResults.hidden = true;
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// Reset visible property count
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this.numVisibleProperties = 0;
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// Reset zebra striping.
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this._darkStripe = true;
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let deferred = promise.defer();
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this._refreshProcess = new UpdateProcess(this.styleWindow, this.propertyViews, {
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onItem: (aPropView) => {
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aPropView.refresh();
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},
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onDone: () => {
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this._refreshProcess = null;
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this.noResults.hidden = this.numVisibleProperties > 0;
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if (this.searchField.value.length > 0 && !this.numVisibleProperties) {
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this.searchField.classList.add("devtools-style-searchbox-no-match");
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} else {
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this.searchField.classList.remove("devtools-style-searchbox-no-match");
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}
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this.inspector.emit("computed-view-refreshed");
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deferred.resolve(undefined);
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}
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});
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this._refreshProcess.schedule();
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return deferred.promise;
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}).then(null, (err) => console.error(err));
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},
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/**
|
|
* Called when the user enters a search term in the filter style search box.
|
|
*
|
|
* @param {Event} aEvent the DOM Event object.
|
|
*/
|
|
_onFilterStyles: function(aEvent)
|
|
{
|
|
let win = this.styleWindow;
|
|
|
|
if (this._filterChangedTimeout) {
|
|
win.clearTimeout(this._filterChangedTimeout);
|
|
}
|
|
|
|
let filterTimeout = (this.searchField.value.length > 0)
|
|
? FILTER_CHANGED_TIMEOUT : 0;
|
|
this.searchClearButton.hidden = this.searchField.value.length === 0;
|
|
|
|
this._filterChangedTimeout = win.setTimeout(() => {
|
|
if (this.searchField.value.length > 0) {
|
|
this.searchField.setAttribute("filled", true);
|
|
} else {
|
|
this.searchField.removeAttribute("filled");
|
|
}
|
|
|
|
this.refreshPanel();
|
|
this._filterChangeTimeout = null;
|
|
}, filterTimeout);
|
|
},
|
|
|
|
/**
|
|
* Handle the search box's keypress event. If the escape key is pressed,
|
|
* clear the search box field.
|
|
*/
|
|
_onFilterKeyPress: function(aEvent) {
|
|
if (aEvent.keyCode === Ci.nsIDOMKeyEvent.DOM_VK_ESCAPE &&
|
|
this._onClearSearch()) {
|
|
aEvent.preventDefault();
|
|
aEvent.stopPropagation();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Context menu handler for filter style search box.
|
|
*/
|
|
_onFilterTextboxContextMenu: function(event) {
|
|
try {
|
|
this.styleDocument.defaultView.focus();
|
|
let contextmenu = this.inspector.toolbox.textboxContextMenuPopup;
|
|
contextmenu.openPopupAtScreen(event.screenX, event.screenY, true);
|
|
} catch(e) {
|
|
console.error(e);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Called when the user clicks on the clear button in the filter style search
|
|
* box. Returns true if the search box is cleared and false otherwise.
|
|
*/
|
|
_onClearSearch: function() {
|
|
if (this.searchField.value) {
|
|
this.searchField.value = "";
|
|
this.searchField.focus();
|
|
this._onFilterStyles();
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
/**
|
|
* The change event handler for the includeBrowserStyles checkbox.
|
|
*
|
|
* @param {Event} aEvent the DOM Event object.
|
|
*/
|
|
_onIncludeBrowserStyles: function(aEvent)
|
|
{
|
|
this.refreshSourceFilter();
|
|
this.refreshPanel();
|
|
},
|
|
|
|
/**
|
|
* When includeBrowserStylesCheckbox.checked is false we only display
|
|
* properties that have matched selectors and have been included by the
|
|
* document or one of thedocument's stylesheets. If .checked is false we
|
|
* display all properties including those that come from UA stylesheets.
|
|
*/
|
|
refreshSourceFilter: function CssHtmlTree_setSourceFilter()
|
|
{
|
|
this._matchedProperties = null;
|
|
this._sourceFilter = this.includeBrowserStyles ?
|
|
CssLogic.FILTER.UA :
|
|
CssLogic.FILTER.USER;
|
|
},
|
|
|
|
_updateSourceLinks: function CssHtmlTree__updateSourceLinks()
|
|
{
|
|
for (let propView of this.propertyViews) {
|
|
propView.updateSourceLinks();
|
|
}
|
|
this.inspector.emit("computed-view-sourcelinks-updated");
|
|
},
|
|
|
|
/**
|
|
* The CSS as displayed by the UI.
|
|
*/
|
|
createStyleViews: function CssHtmlTree_createStyleViews()
|
|
{
|
|
if (CssHtmlTree.propertyNames) {
|
|
return;
|
|
}
|
|
|
|
CssHtmlTree.propertyNames = [];
|
|
|
|
// Here we build and cache a list of css properties supported by the browser
|
|
// We could use any element but let's use the main document's root element
|
|
let styles = this.styleWindow.getComputedStyle(this.styleDocument.documentElement);
|
|
let mozProps = [];
|
|
for (let i = 0, numStyles = styles.length; i < numStyles; i++) {
|
|
let prop = styles.item(i);
|
|
if (prop.startsWith("--")) {
|
|
// Skip any CSS variables used inside of browser CSS files
|
|
continue;
|
|
} else if (prop.startsWith("-")) {
|
|
mozProps.push(prop);
|
|
} else {
|
|
CssHtmlTree.propertyNames.push(prop);
|
|
}
|
|
}
|
|
|
|
CssHtmlTree.propertyNames.sort();
|
|
CssHtmlTree.propertyNames.push.apply(CssHtmlTree.propertyNames,
|
|
mozProps.sort());
|
|
|
|
this._createPropertyViews().then(null, e => {
|
|
if (!this.styleInspector) {
|
|
console.warn("The creation of property views was cancelled because the " +
|
|
"computed-view was destroyed before it was done creating views");
|
|
} else {
|
|
console.error(e);
|
|
}
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Get a set of properties that have matched selectors.
|
|
*
|
|
* @return {Set} If a property name is in the set, it has matching selectors.
|
|
*/
|
|
get matchedProperties()
|
|
{
|
|
return this._matchedProperties || new Set;
|
|
},
|
|
|
|
/**
|
|
* Focus the window on mousedown.
|
|
*
|
|
* @param aEvent The event object
|
|
*/
|
|
focusWindow: function(aEvent)
|
|
{
|
|
let win = this.styleDocument.defaultView;
|
|
win.focus();
|
|
},
|
|
|
|
/**
|
|
* Create a context menu.
|
|
*/
|
|
_buildContextMenu: function()
|
|
{
|
|
let doc = this.styleDocument.defaultView.parent.document;
|
|
|
|
this._contextmenu = this.styleDocument.createElementNS(XUL_NS, "menupopup");
|
|
this._contextmenu.addEventListener("popupshowing", this._contextMenuUpdate);
|
|
this._contextmenu.id = "computed-view-context-menu";
|
|
|
|
// Select All
|
|
this.menuitemSelectAll = createMenuItem(this._contextmenu, {
|
|
label: "computedView.contextmenu.selectAll",
|
|
accesskey: "computedView.contextmenu.selectAll.accessKey",
|
|
command: this._onSelectAll
|
|
});
|
|
|
|
// Copy
|
|
this.menuitemCopy = createMenuItem(this._contextmenu, {
|
|
label: "computedView.contextmenu.copy",
|
|
accesskey: "computedView.contextmenu.copy.accessKey",
|
|
command: this._onCopy
|
|
});
|
|
|
|
// Copy color
|
|
this.menuitemCopyColor = createMenuItem(this._contextmenu, {
|
|
label: "ruleView.contextmenu.copyColor",
|
|
accesskey: "ruleView.contextmenu.copyColor.accessKey",
|
|
command: this._onCopyColor
|
|
});
|
|
|
|
// Copy data URI
|
|
this.menuitemCopyImageDataUrl = createMenuItem(this._contextmenu, {
|
|
label: "styleinspector.contextmenu.copyImageDataUrl",
|
|
accesskey: "styleinspector.contextmenu.copyImageDataUrl.accessKey",
|
|
command: this._onCopyImageDataUrl
|
|
});
|
|
|
|
// Show Original Sources
|
|
this.menuitemSources= createMenuItem(this._contextmenu, {
|
|
label: "ruleView.contextmenu.showOrigSources",
|
|
accesskey: "ruleView.contextmenu.showOrigSources.accessKey",
|
|
command: this._onToggleOrigSources,
|
|
type: "checkbox"
|
|
});
|
|
|
|
let popupset = doc.documentElement.querySelector("popupset");
|
|
if (!popupset) {
|
|
popupset = doc.createElementNS(XUL_NS, "popupset");
|
|
doc.documentElement.appendChild(popupset);
|
|
}
|
|
popupset.appendChild(this._contextmenu);
|
|
},
|
|
|
|
/**
|
|
* Update the context menu. This means enabling or disabling menuitems as
|
|
* appropriate.
|
|
*/
|
|
_contextMenuUpdate: function()
|
|
{
|
|
let win = this.styleDocument.defaultView;
|
|
let disable = win.getSelection().isCollapsed;
|
|
this.menuitemCopy.disabled = disable;
|
|
|
|
let showOrig = Services.prefs.getBoolPref(PREF_ORIG_SOURCES);
|
|
this.menuitemSources.setAttribute("checked", showOrig);
|
|
|
|
this.menuitemCopyColor.hidden = !this._isColorPopup();
|
|
this.menuitemCopyImageDataUrl.hidden = !this._isImageUrlPopup();
|
|
},
|
|
|
|
/**
|
|
* A helper that determines if the popup was opened with a click to a color
|
|
* value and saves the color to this._colorToCopy.
|
|
*
|
|
* @return {Boolean}
|
|
* true if click on color opened the popup, false otherwise.
|
|
*/
|
|
_isColorPopup: function () {
|
|
this._colorToCopy = "";
|
|
|
|
|
|
let container = this._getPopupNodeContainer();
|
|
if (!container) {
|
|
return false;
|
|
}
|
|
|
|
let isColorNode = el => el.dataset && "color" in el.dataset;
|
|
|
|
while (!isColorNode(container)) {
|
|
container = container.parentNode;
|
|
if (!container) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
this._colorToCopy = container.dataset["color"];
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Check if the context menu popup was opened with a click on an image link
|
|
* If true, save the image url to this._imageUrlToCopy
|
|
*/
|
|
_isImageUrlPopup: function () {
|
|
this._imageUrlToCopy = "";
|
|
|
|
let container = this._getPopupNodeContainer();
|
|
let isImageUrlNode = this._isImageUrlNode(container);
|
|
if (isImageUrlNode) {
|
|
this._imageUrlToCopy = container.href;
|
|
}
|
|
|
|
return isImageUrlNode;
|
|
},
|
|
|
|
/**
|
|
* Check if a node is an image url
|
|
* @param {DOMNode} node The node which we want information about
|
|
* @return {Boolean} true if the node is an image url
|
|
*/
|
|
_isImageUrlNode: function (node) {
|
|
let nodeInfo = this.getNodeInfo(node);
|
|
if (!nodeInfo) {
|
|
return false
|
|
}
|
|
return nodeInfo.type == overlays.VIEW_NODE_IMAGE_URL_TYPE;
|
|
},
|
|
|
|
/**
|
|
* Get the DOM Node container for the current popupNode.
|
|
* If popupNode is a textNode, return the parent node, otherwise return popupNode itself.
|
|
* @return {DOMNode}
|
|
*/
|
|
_getPopupNodeContainer: function () {
|
|
let container = null;
|
|
let node = this.popupNode;
|
|
|
|
if (node) {
|
|
let isTextNode = node.nodeType == node.TEXT_NODE;
|
|
container = isTextNode ? node.parentElement : node;
|
|
}
|
|
|
|
return container;
|
|
},
|
|
|
|
/**
|
|
* Context menu handler.
|
|
*/
|
|
_onContextMenu: function(event) {
|
|
try {
|
|
this.popupNode = event.explicitOriginalTarget;
|
|
this.styleDocument.defaultView.focus();
|
|
this._contextmenu.openPopupAtScreen(event.screenX, event.screenY, true);
|
|
} catch(e) {
|
|
console.error(e);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Select all text.
|
|
*/
|
|
_onSelectAll: function()
|
|
{
|
|
try {
|
|
let win = this.styleDocument.defaultView;
|
|
let selection = win.getSelection();
|
|
|
|
selection.selectAllChildren(this.styleDocument.documentElement);
|
|
} catch(e) {
|
|
console.error(e);
|
|
}
|
|
},
|
|
|
|
_onClick: function(event) {
|
|
let target = event.target;
|
|
|
|
if (target.nodeName === "a") {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
let browserWin = this.inspector.target.tab.ownerDocument.defaultView;
|
|
browserWin.openUILinkIn(target.href, "tab");
|
|
}
|
|
},
|
|
|
|
_onCopyColor: function() {
|
|
clipboardHelper.copyString(this._colorToCopy);
|
|
},
|
|
|
|
/**
|
|
* Retrieve the image data for the selected image url and copy it to the clipboard
|
|
*/
|
|
_onCopyImageDataUrl: Task.async(function*() {
|
|
let message;
|
|
try {
|
|
let inspectorFront = this.inspector.inspector;
|
|
let data = yield inspectorFront.getImageDataFromURL(this._imageUrlToCopy);
|
|
message = yield data.data.string();
|
|
} catch (e) {
|
|
message = CssHtmlTree.l10n("styleinspector.copyImageDataUrlError");
|
|
}
|
|
|
|
clipboardHelper.copyString(message);
|
|
}),
|
|
|
|
/**
|
|
* Copy selected text.
|
|
*
|
|
* @param event The event object
|
|
*/
|
|
_onCopy: function(event)
|
|
{
|
|
try {
|
|
let win = this.styleDocument.defaultView;
|
|
let text = win.getSelection().toString().trim();
|
|
|
|
// Tidy up block headings by moving CSS property names and their values onto
|
|
// the same line and inserting a colon between them.
|
|
let textArray = text.split(/[\r\n]+/);
|
|
let result = "";
|
|
|
|
// Parse text array to output string.
|
|
if (textArray.length > 1) {
|
|
for (let prop of textArray) {
|
|
if (CssHtmlTree.propertyNames.indexOf(prop) !== -1) {
|
|
// Property name
|
|
result += prop;
|
|
} else {
|
|
// Property value
|
|
result += ": " + prop;
|
|
if (result.length > 0) {
|
|
result += ";\n";
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// Short text fragment.
|
|
result = textArray[0];
|
|
}
|
|
|
|
clipboardHelper.copyString(result);
|
|
|
|
if (event) {
|
|
event.preventDefault();
|
|
}
|
|
} catch(e) {
|
|
console.error(e);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Toggle the original sources pref.
|
|
*/
|
|
_onToggleOrigSources: function()
|
|
{
|
|
let isEnabled = Services.prefs.getBoolPref(PREF_ORIG_SOURCES);
|
|
Services.prefs.setBoolPref(PREF_ORIG_SOURCES, !isEnabled);
|
|
},
|
|
|
|
/**
|
|
* Destructor for CssHtmlTree.
|
|
*/
|
|
destroy: function CssHtmlTree_destroy()
|
|
{
|
|
this.viewedElement = null;
|
|
this._outputParser = null;
|
|
|
|
gDevTools.off("pref-changed", this._handlePrefChange);
|
|
|
|
this._prefObserver.off(PREF_ORIG_SOURCES, this._updateSourceLinks);
|
|
this._prefObserver.destroy();
|
|
|
|
// Cancel tree construction
|
|
if (this._createViewsProcess) {
|
|
this._createViewsProcess.cancel();
|
|
}
|
|
if (this._refreshProcess) {
|
|
this._refreshProcess.cancel();
|
|
}
|
|
|
|
// Remove context menu
|
|
if (this._contextmenu) {
|
|
// Destroy the Select All menuitem.
|
|
this.menuitemCopy.removeEventListener("command", this._onCopy);
|
|
this.menuitemCopy = null;
|
|
|
|
// Destroy the Copy menuitem.
|
|
this.menuitemSelectAll.removeEventListener("command", this._onSelectAll);
|
|
this.menuitemSelectAll = null;
|
|
|
|
// Destroy Copy Color menuitem.
|
|
this.menuitemCopyColor.removeEventListener("command", this._onCopyColor);
|
|
this.menuitemCopyColor = null;
|
|
|
|
// Destroy Copy Data URI menuitem.
|
|
this.menuitemCopyImageDataUrl.removeEventListener("command", this._onCopyImageDataUrl);
|
|
this.menuitemCopyImageDataUrl = null;
|
|
|
|
// Destroy the context menu.
|
|
this._contextmenu.removeEventListener("popupshowing", this._contextMenuUpdate);
|
|
this._contextmenu.parentNode.removeChild(this._contextmenu);
|
|
this._contextmenu = null;
|
|
}
|
|
|
|
this.popupNode = null;
|
|
|
|
this.tooltips.destroy();
|
|
this.highlighters.destroy();
|
|
|
|
// Remove bound listeners
|
|
this.styleDocument.removeEventListener("mousedown", this.focusWindow);
|
|
this.element.removeEventListener("click", this._onClick);
|
|
this.element.removeEventListener("copy", this._onCopy);
|
|
this.element.removeEventListener("contextmenu", this._onContextMenu);
|
|
this.searchField.removeEventListener("input", this._onFilterStyles);
|
|
this.searchField.removeEventListener("keypress", this._onFilterKeyPress);
|
|
this.searchField.removeEventListener("contextmenu", this._onFilterTextboxContextMenu);
|
|
this.searchClearButton.removeEventListener("click", this._onClearSearch);
|
|
this.includeBrowserStylesCheckbox.removeEventListener("command",
|
|
this.includeBrowserStylesChanged);
|
|
|
|
// Nodes used in templating
|
|
this.root = null;
|
|
this.element = null;
|
|
this.panel = null;
|
|
this.searchField = null;
|
|
this.searchClearButton = null;
|
|
this.includeBrowserStylesCheckbox = null;
|
|
|
|
// The document in which we display the results (csshtmltree.xul).
|
|
this.styleDocument = null;
|
|
|
|
for (let propView of this.propertyViews) {
|
|
propView.destroy();
|
|
}
|
|
|
|
// The element that we're inspecting, and the document that it comes from.
|
|
this.propertyViews = null;
|
|
this.styleWindow = null;
|
|
this.styleDocument = null;
|
|
this.styleInspector = null;
|
|
}
|
|
};
|
|
|
|
function PropertyInfo(aTree, aName) {
|
|
this.tree = aTree;
|
|
this.name = aName;
|
|
}
|
|
PropertyInfo.prototype = {
|
|
get value() {
|
|
if (this.tree._computed) {
|
|
let value = this.tree._computed[this.name].value;
|
|
return value;
|
|
}
|
|
}
|
|
};
|
|
|
|
function createMenuItem(aMenu, aAttributes)
|
|
{
|
|
let item = aMenu.ownerDocument.createElementNS(XUL_NS, "menuitem");
|
|
|
|
item.setAttribute("label", CssHtmlTree.l10n(aAttributes.label));
|
|
item.setAttribute("accesskey", CssHtmlTree.l10n(aAttributes.accesskey));
|
|
item.addEventListener("command", aAttributes.command);
|
|
|
|
if (aAttributes.type) {
|
|
item.setAttribute("type", aAttributes.type);
|
|
}
|
|
|
|
aMenu.appendChild(item);
|
|
|
|
return item;
|
|
}
|
|
|
|
/**
|
|
* A container to give easy access to property data from the template engine.
|
|
*
|
|
* @constructor
|
|
* @param {CssHtmlTree} aTree the CssHtmlTree instance we are working with.
|
|
* @param {string} aName the CSS property name for which this PropertyView
|
|
* instance will render the rules.
|
|
*/
|
|
function PropertyView(aTree, aName)
|
|
{
|
|
this.tree = aTree;
|
|
this.name = aName;
|
|
this.getRTLAttr = aTree.getRTLAttr;
|
|
|
|
this.link = "https://developer.mozilla.org/CSS/" + aName;
|
|
|
|
this._propertyInfo = new PropertyInfo(aTree, aName);
|
|
}
|
|
|
|
PropertyView.prototype = {
|
|
// The parent element which contains the open attribute
|
|
element: null,
|
|
|
|
// Property header node
|
|
propertyHeader: null,
|
|
|
|
// Destination for property names
|
|
nameNode: null,
|
|
|
|
// Destination for property values
|
|
valueNode: null,
|
|
|
|
// Are matched rules expanded?
|
|
matchedExpanded: false,
|
|
|
|
// Matched selector container
|
|
matchedSelectorsContainer: null,
|
|
|
|
// Matched selector expando
|
|
matchedExpander: null,
|
|
|
|
// Cache for matched selector views
|
|
_matchedSelectorViews: null,
|
|
|
|
// The previously selected element used for the selector view caches
|
|
prevViewedElement: null,
|
|
|
|
/**
|
|
* Get the computed style for the current property.
|
|
*
|
|
* @return {string} the computed style for the current property of the
|
|
* currently highlighted element.
|
|
*/
|
|
get value()
|
|
{
|
|
return this.propertyInfo.value;
|
|
},
|
|
|
|
/**
|
|
* An easy way to access the CssPropertyInfo behind this PropertyView.
|
|
*/
|
|
get propertyInfo()
|
|
{
|
|
return this._propertyInfo;
|
|
},
|
|
|
|
/**
|
|
* Does the property have any matched selectors?
|
|
*/
|
|
get hasMatchedSelectors()
|
|
{
|
|
return this.tree.matchedProperties.has(this.name);
|
|
},
|
|
|
|
/**
|
|
* Should this property be visible?
|
|
*/
|
|
get visible()
|
|
{
|
|
if (!this.tree.viewedElement) {
|
|
return false;
|
|
}
|
|
|
|
if (!this.tree.includeBrowserStyles && !this.hasMatchedSelectors) {
|
|
return false;
|
|
}
|
|
|
|
let searchTerm = this.tree.searchField.value.toLowerCase();
|
|
let isValidSearchTerm = searchTerm.trim().length > 0;
|
|
if (isValidSearchTerm &&
|
|
this.name.toLowerCase().indexOf(searchTerm) == -1 &&
|
|
this.value.toLowerCase().indexOf(searchTerm) == -1) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Returns the className that should be assigned to the propertyView.
|
|
* @return string
|
|
*/
|
|
get propertyHeaderClassName()
|
|
{
|
|
if (this.visible) {
|
|
let isDark = this.tree._darkStripe = !this.tree._darkStripe;
|
|
return isDark ? "property-view row-striped" : "property-view";
|
|
}
|
|
return "property-view-hidden";
|
|
},
|
|
|
|
/**
|
|
* Returns the className that should be assigned to the propertyView content
|
|
* container.
|
|
* @return string
|
|
*/
|
|
get propertyContentClassName()
|
|
{
|
|
if (this.visible) {
|
|
let isDark = this.tree._darkStripe;
|
|
return isDark ? "property-content row-striped" : "property-content";
|
|
}
|
|
return "property-content-hidden";
|
|
},
|
|
|
|
/**
|
|
* Build the markup for on computed style
|
|
* @return Element
|
|
*/
|
|
buildMain: function PropertyView_buildMain()
|
|
{
|
|
let doc = this.tree.styleDocument;
|
|
|
|
// Build the container element
|
|
this.onMatchedToggle = this.onMatchedToggle.bind(this);
|
|
this.element = doc.createElementNS(HTML_NS, "div");
|
|
this.element.setAttribute("class", this.propertyHeaderClassName);
|
|
this.element.addEventListener("dblclick", this.onMatchedToggle, false);
|
|
|
|
// Make it keyboard navigable
|
|
this.element.setAttribute("tabindex", "0");
|
|
this.onKeyDown = (aEvent) => {
|
|
let keyEvent = Ci.nsIDOMKeyEvent;
|
|
if (aEvent.keyCode == keyEvent.DOM_VK_F1) {
|
|
this.mdnLinkClick();
|
|
}
|
|
if (aEvent.keyCode == keyEvent.DOM_VK_RETURN ||
|
|
aEvent.keyCode == keyEvent.DOM_VK_SPACE) {
|
|
this.onMatchedToggle(aEvent);
|
|
}
|
|
};
|
|
this.element.addEventListener("keydown", this.onKeyDown, false);
|
|
|
|
// Build the twisty expand/collapse
|
|
this.matchedExpander = doc.createElementNS(HTML_NS, "div");
|
|
this.matchedExpander.className = "expander theme-twisty";
|
|
this.matchedExpander.addEventListener("click", this.onMatchedToggle, false);
|
|
this.element.appendChild(this.matchedExpander);
|
|
|
|
this.focusElement = () => this.element.focus();
|
|
|
|
// Build the style name element
|
|
this.nameNode = doc.createElementNS(HTML_NS, "div");
|
|
this.nameNode.setAttribute("class", "property-name theme-fg-color5");
|
|
// Reset its tabindex attribute otherwise, if an ellipsis is applied
|
|
// it will be reachable via TABing
|
|
this.nameNode.setAttribute("tabindex", "");
|
|
this.nameNode.textContent = this.nameNode.title = this.name;
|
|
// Make it hand over the focus to the container
|
|
this.onFocus = () => this.element.focus();
|
|
this.nameNode.addEventListener("click", this.onFocus, false);
|
|
this.element.appendChild(this.nameNode);
|
|
|
|
// Build the style value element
|
|
this.valueNode = doc.createElementNS(HTML_NS, "div");
|
|
this.valueNode.setAttribute("class", "property-value theme-fg-color1");
|
|
// Reset its tabindex attribute otherwise, if an ellipsis is applied
|
|
// it will be reachable via TABing
|
|
this.valueNode.setAttribute("tabindex", "");
|
|
this.valueNode.setAttribute("dir", "ltr");
|
|
// Make it hand over the focus to the container
|
|
this.valueNode.addEventListener("click", this.onFocus, false);
|
|
this.element.appendChild(this.valueNode);
|
|
|
|
return this.element;
|
|
},
|
|
|
|
buildSelectorContainer: function PropertyView_buildSelectorContainer()
|
|
{
|
|
let doc = this.tree.styleDocument;
|
|
let element = doc.createElementNS(HTML_NS, "div");
|
|
element.setAttribute("class", this.propertyContentClassName);
|
|
this.matchedSelectorsContainer = doc.createElementNS(HTML_NS, "div");
|
|
this.matchedSelectorsContainer.setAttribute("class", "matchedselectors");
|
|
element.appendChild(this.matchedSelectorsContainer);
|
|
|
|
return element;
|
|
},
|
|
|
|
/**
|
|
* Refresh the panel's CSS property value.
|
|
*/
|
|
refresh: function PropertyView_refresh()
|
|
{
|
|
this.element.className = this.propertyHeaderClassName;
|
|
this.element.nextElementSibling.className = this.propertyContentClassName;
|
|
|
|
if (this.prevViewedElement != this.tree.viewedElement) {
|
|
this._matchedSelectorViews = null;
|
|
this.prevViewedElement = this.tree.viewedElement;
|
|
}
|
|
|
|
if (!this.tree.viewedElement || !this.visible) {
|
|
this.valueNode.textContent = this.valueNode.title = "";
|
|
this.matchedSelectorsContainer.parentNode.hidden = true;
|
|
this.matchedSelectorsContainer.textContent = "";
|
|
this.matchedExpander.removeAttribute("open");
|
|
return;
|
|
}
|
|
|
|
this.tree.numVisibleProperties++;
|
|
|
|
let outputParser = this.tree._outputParser;
|
|
let frag = outputParser.parseCssProperty(this.propertyInfo.name,
|
|
this.propertyInfo.value,
|
|
{
|
|
colorSwatchClass: "computedview-colorswatch",
|
|
colorClass: "computedview-color",
|
|
urlClass: "theme-link"
|
|
// No need to use baseURI here as computed URIs are never relative.
|
|
});
|
|
this.valueNode.innerHTML = "";
|
|
this.valueNode.appendChild(frag);
|
|
|
|
this.refreshMatchedSelectors();
|
|
},
|
|
|
|
/**
|
|
* Refresh the panel matched rules.
|
|
*/
|
|
refreshMatchedSelectors: function PropertyView_refreshMatchedSelectors()
|
|
{
|
|
let hasMatchedSelectors = this.hasMatchedSelectors;
|
|
this.matchedSelectorsContainer.parentNode.hidden = !hasMatchedSelectors;
|
|
|
|
if (hasMatchedSelectors) {
|
|
this.matchedExpander.classList.add("expandable");
|
|
} else {
|
|
this.matchedExpander.classList.remove("expandable");
|
|
}
|
|
|
|
if (this.matchedExpanded && hasMatchedSelectors) {
|
|
return this.tree.pageStyle.getMatchedSelectors(this.tree.viewedElement, this.name).then(matched => {
|
|
if (!this.matchedExpanded) {
|
|
return;
|
|
}
|
|
|
|
this._matchedSelectorResponse = matched;
|
|
|
|
return this._buildMatchedSelectors().then(() => {
|
|
this.matchedExpander.setAttribute("open", "");
|
|
this.tree.inspector.emit("computed-view-property-expanded");
|
|
});
|
|
}).then(null, console.error);
|
|
} else {
|
|
this.matchedSelectorsContainer.innerHTML = "";
|
|
this.matchedExpander.removeAttribute("open");
|
|
this.tree.inspector.emit("computed-view-property-collapsed");
|
|
return promise.resolve(undefined);
|
|
}
|
|
},
|
|
|
|
get matchedSelectors()
|
|
{
|
|
return this._matchedSelectorResponse;
|
|
},
|
|
|
|
_buildMatchedSelectors: function() {
|
|
let promises = [];
|
|
let frag = this.element.ownerDocument.createDocumentFragment();
|
|
|
|
for (let selector of this.matchedSelectorViews) {
|
|
let p = createChild(frag, "p");
|
|
let span = createChild(p, "span", {
|
|
class: "rule-link"
|
|
});
|
|
let link = createChild(span, "a", {
|
|
target: "_blank",
|
|
class: "link theme-link",
|
|
title: selector.href,
|
|
sourcelocation: selector.source,
|
|
tabindex: "0",
|
|
textContent: selector.source
|
|
});
|
|
link.addEventListener("click", selector.openStyleEditor, false);
|
|
link.addEventListener("keydown", selector.maybeOpenStyleEditor, false);
|
|
|
|
let status = createChild(p, "span", {
|
|
dir: "ltr",
|
|
class: "rule-text theme-fg-color3 " + selector.statusClass,
|
|
title: selector.statusText,
|
|
textContent: selector.sourceText
|
|
});
|
|
let valueSpan = createChild(status, "span", {
|
|
class: "other-property-value theme-fg-color1"
|
|
});
|
|
valueSpan.appendChild(selector.outputFragment);
|
|
promises.push(selector.ready);
|
|
}
|
|
|
|
this.matchedSelectorsContainer.appendChild(frag);
|
|
return promise.all(promises);
|
|
},
|
|
|
|
/**
|
|
* Provide access to the matched SelectorViews that we are currently
|
|
* displaying.
|
|
*/
|
|
get matchedSelectorViews()
|
|
{
|
|
if (!this._matchedSelectorViews) {
|
|
this._matchedSelectorViews = [];
|
|
this._matchedSelectorResponse.forEach(
|
|
function matchedSelectorViews_convert(aSelectorInfo) {
|
|
this._matchedSelectorViews.push(new SelectorView(this.tree, aSelectorInfo));
|
|
}, this);
|
|
}
|
|
|
|
return this._matchedSelectorViews;
|
|
},
|
|
|
|
/**
|
|
* Update all the selector source links to reflect whether we're linking to
|
|
* original sources (e.g. Sass files).
|
|
*/
|
|
updateSourceLinks: function PropertyView_updateSourceLinks()
|
|
{
|
|
if (!this._matchedSelectorViews) {
|
|
return;
|
|
}
|
|
for (let view of this._matchedSelectorViews) {
|
|
view.updateSourceLink();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* The action when a user expands matched selectors.
|
|
*
|
|
* @param {Event} aEvent Used to determine the class name of the targets click
|
|
* event.
|
|
*/
|
|
onMatchedToggle: function PropertyView_onMatchedToggle(aEvent)
|
|
{
|
|
if (aEvent.shiftKey) {
|
|
return;
|
|
}
|
|
this.matchedExpanded = !this.matchedExpanded;
|
|
this.refreshMatchedSelectors();
|
|
aEvent.preventDefault();
|
|
},
|
|
|
|
/**
|
|
* The action when a user clicks on the MDN help link for a property.
|
|
*/
|
|
mdnLinkClick: function PropertyView_mdnLinkClick(aEvent)
|
|
{
|
|
let inspector = this.tree.inspector;
|
|
|
|
if (inspector.target.tab) {
|
|
let browserWin = inspector.target.tab.ownerDocument.defaultView;
|
|
browserWin.openUILinkIn(this.link, "tab");
|
|
}
|
|
aEvent.preventDefault();
|
|
},
|
|
|
|
/**
|
|
* Destroy this property view, removing event listeners
|
|
*/
|
|
destroy: function PropertyView_destroy() {
|
|
this.element.removeEventListener("dblclick", this.onMatchedToggle, false);
|
|
this.element.removeEventListener("keydown", this.onKeyDown, false);
|
|
this.element = null;
|
|
|
|
this.matchedExpander.removeEventListener("click", this.onMatchedToggle, false);
|
|
this.matchedExpander = null;
|
|
|
|
this.nameNode.removeEventListener("click", this.onFocus, false);
|
|
this.nameNode = null;
|
|
|
|
this.valueNode.removeEventListener("click", this.onFocus, false);
|
|
this.valueNode = null;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* A container to give us easy access to display data from a CssRule
|
|
* @param CssHtmlTree aTree, the owning CssHtmlTree
|
|
* @param aSelectorInfo
|
|
*/
|
|
function SelectorView(aTree, aSelectorInfo)
|
|
{
|
|
this.tree = aTree;
|
|
this.selectorInfo = aSelectorInfo;
|
|
this._cacheStatusNames();
|
|
|
|
this.openStyleEditor = this.openStyleEditor.bind(this);
|
|
this.maybeOpenStyleEditor = this.maybeOpenStyleEditor.bind(this);
|
|
|
|
this.ready = this.updateSourceLink();
|
|
}
|
|
|
|
/**
|
|
* Decode for cssInfo.rule.status
|
|
* @see SelectorView.prototype._cacheStatusNames
|
|
* @see CssLogic.STATUS
|
|
*/
|
|
SelectorView.STATUS_NAMES = [
|
|
// "Parent Match", "Matched", "Best Match"
|
|
];
|
|
|
|
SelectorView.CLASS_NAMES = [
|
|
"parentmatch", "matched", "bestmatch"
|
|
];
|
|
|
|
SelectorView.prototype = {
|
|
/**
|
|
* Cache localized status names.
|
|
*
|
|
* These statuses are localized inside the styleinspector.properties string
|
|
* bundle.
|
|
* @see css-logic.js - the CssLogic.STATUS array.
|
|
*
|
|
* @return {void}
|
|
*/
|
|
_cacheStatusNames: function SelectorView_cacheStatusNames()
|
|
{
|
|
if (SelectorView.STATUS_NAMES.length) {
|
|
return;
|
|
}
|
|
|
|
for (let status in CssLogic.STATUS) {
|
|
let i = CssLogic.STATUS[status];
|
|
if (i > CssLogic.STATUS.UNMATCHED) {
|
|
let value = CssHtmlTree.l10n("rule.status." + status);
|
|
// Replace normal spaces with non-breaking spaces
|
|
SelectorView.STATUS_NAMES[i] = value.replace(/ /g, '\u00A0');
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* A localized version of cssRule.status
|
|
*/
|
|
get statusText()
|
|
{
|
|
return SelectorView.STATUS_NAMES[this.selectorInfo.status];
|
|
},
|
|
|
|
/**
|
|
* Get class name for selector depending on status
|
|
*/
|
|
get statusClass()
|
|
{
|
|
return SelectorView.CLASS_NAMES[this.selectorInfo.status - 1];
|
|
},
|
|
|
|
get href()
|
|
{
|
|
if (this._href) {
|
|
return this._href;
|
|
}
|
|
let sheet = this.selectorInfo.rule.parentStyleSheet;
|
|
this._href = sheet ? sheet.href : "#";
|
|
return this._href;
|
|
},
|
|
|
|
get sourceText()
|
|
{
|
|
return this.selectorInfo.sourceText;
|
|
},
|
|
|
|
|
|
get value()
|
|
{
|
|
return this.selectorInfo.value;
|
|
},
|
|
|
|
get outputFragment()
|
|
{
|
|
// Sadly, because this fragment is added to the template by DOM Templater
|
|
// we lose any events that are attached. This means that URLs will open in a
|
|
// new window. At some point we should fix this by stopping using the
|
|
// templater.
|
|
let outputParser = this.tree._outputParser;
|
|
let frag = outputParser.parseCssProperty(
|
|
this.selectorInfo.name,
|
|
this.selectorInfo.value, {
|
|
colorSwatchClass: "computedview-colorswatch",
|
|
colorClass: "computedview-color",
|
|
urlClass: "theme-link",
|
|
baseURI: this.selectorInfo.rule.href
|
|
});
|
|
return frag;
|
|
},
|
|
|
|
/**
|
|
* Update the text of the source link to reflect whether we're showing
|
|
* original sources or not.
|
|
*/
|
|
updateSourceLink: function()
|
|
{
|
|
return this.updateSource().then((oldSource) => {
|
|
if (oldSource != this.source && this.tree.element) {
|
|
let selector = '[sourcelocation="' + oldSource + '"]';
|
|
let link = this.tree.element.querySelector(selector);
|
|
if (link) {
|
|
link.textContent = this.source;
|
|
link.setAttribute("sourcelocation", this.source);
|
|
}
|
|
}
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Update the 'source' store based on our original sources preference.
|
|
*/
|
|
updateSource: function()
|
|
{
|
|
let rule = this.selectorInfo.rule;
|
|
this.sheet = rule.parentStyleSheet;
|
|
|
|
if (!rule || !this.sheet) {
|
|
let oldSource = this.source;
|
|
this.source = CssLogic.l10n("rule.sourceElement");
|
|
this.href = "#";
|
|
return promise.resolve(oldSource);
|
|
}
|
|
|
|
let showOrig = Services.prefs.getBoolPref(PREF_ORIG_SOURCES);
|
|
|
|
if (showOrig && rule.type != ELEMENT_STYLE) {
|
|
let deferred = promise.defer();
|
|
|
|
// set as this first so we show something while we're fetching
|
|
this.source = CssLogic.shortSource(this.sheet) + ":" + rule.line;
|
|
|
|
rule.getOriginalLocation().then(({href, line, column}) => {
|
|
let oldSource = this.source;
|
|
this.source = CssLogic.shortSource({href: href}) + ":" + line;
|
|
deferred.resolve(oldSource);
|
|
});
|
|
|
|
return deferred.promise;
|
|
}
|
|
|
|
let oldSource = this.source;
|
|
this.source = CssLogic.shortSource(this.sheet) + ":" + rule.line;
|
|
return promise.resolve(oldSource);
|
|
},
|
|
|
|
/**
|
|
* Open the style editor if the RETURN key was pressed.
|
|
*/
|
|
maybeOpenStyleEditor: function(aEvent)
|
|
{
|
|
let keyEvent = Ci.nsIDOMKeyEvent;
|
|
if (aEvent.keyCode == keyEvent.DOM_VK_RETURN) {
|
|
this.openStyleEditor();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* When a css link is clicked this method is called in order to either:
|
|
* 1. Open the link in view source (for chrome stylesheets).
|
|
* 2. Open the link in the style editor.
|
|
*
|
|
* We can only view stylesheets contained in document.styleSheets inside the
|
|
* style editor.
|
|
*
|
|
* @param aEvent The click event
|
|
*/
|
|
openStyleEditor: function(aEvent)
|
|
{
|
|
let inspector = this.tree.inspector;
|
|
let rule = this.selectorInfo.rule;
|
|
|
|
// The style editor can only display stylesheets coming from content because
|
|
// chrome stylesheets are not listed in the editor's stylesheet selector.
|
|
//
|
|
// If the stylesheet is a content stylesheet we send it to the style
|
|
// editor else we display it in the view source window.
|
|
let sheet = rule.parentStyleSheet;
|
|
if (!sheet || sheet.isSystem) {
|
|
let contentDoc = null;
|
|
if (this.tree.viewedElement.isLocal_toBeDeprecated()) {
|
|
let rawNode = this.tree.viewedElement.rawNode();
|
|
if (rawNode) {
|
|
contentDoc = rawNode.ownerDocument;
|
|
}
|
|
}
|
|
let toolbox = gDevTools.getToolbox(inspector.target);
|
|
toolbox.viewSource(rule.href, rule.line);
|
|
return;
|
|
}
|
|
|
|
let location = promise.resolve(rule.location);
|
|
if (Services.prefs.getBoolPref(PREF_ORIG_SOURCES)) {
|
|
location = rule.getOriginalLocation();
|
|
}
|
|
location.then(({source, href, line, column}) => {
|
|
let target = inspector.target;
|
|
if (ToolDefinitions.styleEditor.isTargetSupported(target)) {
|
|
gDevTools.showToolbox(target, "styleeditor").then(function(toolbox) {
|
|
let sheet = source || href;
|
|
toolbox.getCurrentPanel().selectStyleSheet(sheet, line, column);
|
|
});
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Create a child element with a set of attributes.
|
|
*
|
|
* @param {Element} aParent
|
|
* The parent node.
|
|
* @param {string} aTag
|
|
* The tag name.
|
|
* @param {object} aAttributes
|
|
* A set of attributes to set on the node.
|
|
*/
|
|
function createChild(aParent, aTag, aAttributes={}) {
|
|
let elt = aParent.ownerDocument.createElementNS(HTML_NS, aTag);
|
|
for (let attr in aAttributes) {
|
|
if (aAttributes.hasOwnProperty(attr)) {
|
|
if (attr === "textContent") {
|
|
elt.textContent = aAttributes[attr];
|
|
} else if(attr === "child") {
|
|
elt.appendChild(aAttributes[attr]);
|
|
} else {
|
|
elt.setAttribute(attr, aAttributes[attr]);
|
|
}
|
|
}
|
|
}
|
|
aParent.appendChild(elt);
|
|
return elt;
|
|
}
|
|
|
|
exports.CssHtmlTree = CssHtmlTree;
|
|
exports.PropertyView = PropertyView;
|