diff options
Diffstat (limited to 'devtools/client/styleeditor')
4 files changed, 115 insertions, 34 deletions
diff --git a/devtools/client/styleeditor/StyleEditorUI.jsm b/devtools/client/styleeditor/StyleEditorUI.jsm index cdb267669..b2735b3fc 100644 --- a/devtools/client/styleeditor/StyleEditorUI.jsm +++ b/devtools/client/styleeditor/StyleEditorUI.jsm @@ -72,10 +72,18 @@ function StyleEditorUI(debuggee, target, panelDoc, cssProperties) { this.editors = []; this.selectedEditor = null; this.savedLocations = {}; + this._seenSheets = new Map(); + + // Don't add any style sheets that might arrive via events, until + // the call to initialize. Style sheets can arrive from the server + // at any time, for example if a new style sheet was added, or if + // the style sheet actor was just created and is walking the style + // sheets for the first time. In any case, in |initialize| we're + // going to fetch the list of sheets anyway. + this._suppressAdd = true; this._onOptionsPopupShowing = this._onOptionsPopupShowing.bind(this); this._onOptionsPopupHiding = this._onOptionsPopupHiding.bind(this); - this._onStyleSheetCreated = this._onStyleSheetCreated.bind(this); this._onNewDocument = this._onNewDocument.bind(this); this._onMediaPrefChanged = this._onMediaPrefChanged.bind(this); this._updateMediaList = this._updateMediaList.bind(this); @@ -83,10 +91,13 @@ function StyleEditorUI(debuggee, target, panelDoc, cssProperties) { this._onError = this._onError.bind(this); this._updateOpenLinkItem = this._updateOpenLinkItem.bind(this); this._openLinkNewTab = this._openLinkNewTab.bind(this); + this._addStyleSheet = this._addStyleSheet.bind(this); this._prefObserver = new PrefObserver("devtools.styleeditor."); this._prefObserver.on(PREF_ORIG_SOURCES, this._onNewDocument); this._prefObserver.on(PREF_MEDIA_SIDEBAR, this._onMediaPrefChanged); + + this._debuggee.on("stylesheet-added", this._addStyleSheet); } this.StyleEditorUI = StyleEditorUI; @@ -165,7 +176,7 @@ StyleEditorUI.prototype = { this._view = new SplitView(viewRoot); wire(this._view.rootElement, ".style-editor-newButton", () =>{ - this._debuggee.addStyleSheet(null).then(this._onStyleSheetCreated); + this._debuggee.addStyleSheet(null); }); wire(this._view.rootElement, ".style-editor-importButton", ()=> { @@ -233,6 +244,7 @@ StyleEditorUI.prototype = { * StyleSheet object for new sheet */ _onNewDocument: function () { + this._suppressAdd = true; this._debuggee.getStyleSheets().then((styleSheets) => { return this._resetStyleSheetList(styleSheets); }).then(null, e => console.error(e)); @@ -246,6 +258,7 @@ StyleEditorUI.prototype = { */ _resetStyleSheetList: Task.async(function* (styleSheets) { this._clear(); + this._suppressAdd = false; for (let sheet of styleSheets) { try { @@ -288,6 +301,10 @@ StyleEditorUI.prototype = { this._view.removeAll(); this.selectedEditor = null; + // Here the keys are style sheet actors, and the values are + // promises that resolve to the sheet's editor. See |_addStyleSheet|. + this._seenSheets = new Map(); + this._suppressAdd = true; this._root.classList.add("loading"); }, @@ -298,46 +315,67 @@ StyleEditorUI.prototype = { * * @param {StyleSheetFront} styleSheet * Style sheet to add to style editor + * @param {Boolean} isNew + * True if this style sheet was created by a call to the + * style sheets actor's @see addStyleSheet method. + * @return {Promise} + * A promise that resolves to the style sheet's editor when the style sheet has + * been fully loaded. If the style sheet has a source map, and source mapping + * is enabled, then the promise resolves to null. */ - _addStyleSheet: Task.async(function* (styleSheet) { - let editor = yield this._addStyleSheetEditor(styleSheet); - - if (!Services.prefs.getBoolPref(PREF_ORIG_SOURCES)) { - return; + _addStyleSheet: function (styleSheet, isNew) { + if (this._suppressAdd) { + return null; } - let sources = yield styleSheet.getOriginalSources(); - if (sources && sources.length) { - let parentEditorName = editor.friendlyName; - this._removeStyleSheetEditor(editor); - - for (let source of sources) { - // set so the first sheet will be selected, even if it's a source - source.styleSheetIndex = styleSheet.styleSheetIndex; - source.relatedStyleSheet = styleSheet; - source.relatedEditorName = parentEditorName; - yield this._addStyleSheetEditor(source); - } + if (!this._seenSheets.has(styleSheet)) { + let promise = (async () => { + let editor = await this._addStyleSheetEditor(styleSheet, isNew); + + if (!Services.prefs.getBoolPref(PREF_ORIG_SOURCES)) { + return editor; + } + + let sources = await styleSheet.getOriginalSources(); + // A single generated sheet might map to multiple original + // sheets, so make editors for each of them. + if (sources && sources.length) { + let parentEditorName = editor.friendlyName; + this._removeStyleSheetEditor(editor); + editor = null; + + for (let source of sources) { + // set so the first sheet will be selected, even if it's a source + source.styleSheetIndex = styleSheet.styleSheetIndex; + source.relatedStyleSheet = styleSheet; + source.relatedEditorName = parentEditorName; + await this._addStyleSheetEditor(source); + } + } + + return editor; + })(); + this._seenSheets.set(styleSheet, promise); } - }), + return this._seenSheets.get(styleSheet); + }, /** * Add a new editor to the UI for a source. * * @param {StyleSheet} styleSheet * Object representing stylesheet - * @param {nsIfile} file - * Optional file object that sheet was imported from * @param {Boolean} isNew * Optional if stylesheet is a new sheet created by user * @return {Promise} that is resolved with the created StyleSheetEditor when * the editor is fully initialized or rejected on error. */ - _addStyleSheetEditor: Task.async(function* (styleSheet, file, isNew) { + _addStyleSheetEditor: Task.async(function* (styleSheet, isNew) { // recall location of saved file for this sheet after page reload + let file = null; let identifier = this.getStyleSheetIdentifier(styleSheet); let savedFile = this.savedLocations[identifier]; - if (savedFile && !file) { + if (savedFile) { file = savedFile; } @@ -388,8 +426,16 @@ StyleEditorUI.prototype = { NetUtil.readInputStreamToString(stream, stream.available()); stream.close(); + this._suppressAdd = true; this._debuggee.addStyleSheet(source).then((styleSheet) => { - this._onStyleSheetCreated(styleSheet, selectedFile); + this._suppressAdd = false; + this._addStyleSheet(styleSheet, true).then(editor => { + if (editor) { + editor.savedFile = selectedFile; + } + // Just for testing purposes. + this.emit("test:editor-updated", editor); + }); }); }); }; @@ -398,14 +444,6 @@ StyleEditorUI.prototype = { }, /** - * When a new or imported stylesheet has been added to the document. - * Add an editor for it. - */ - _onStyleSheetCreated: function (styleSheet, file) { - this._addStyleSheetEditor(styleSheet, file, true); - }, - - /** * Forward any error from a stylesheet. * * @param {string} event @@ -1013,6 +1051,9 @@ StyleEditorUI.prototype = { this._clearStyleSheetEditors(); + this._seenSheets = null; + this._suppressAdd = false; + let sidebar = this._panelDoc.querySelector(".splitview-controller"); let sidebarWidth = sidebar.getAttribute("width"); Services.prefs.setIntPref(PREF_NAV_WIDTH, sidebarWidth); @@ -1025,5 +1066,7 @@ StyleEditorUI.prototype = { this._prefObserver.off(PREF_ORIG_SOURCES, this._onNewDocument); this._prefObserver.off(PREF_MEDIA_SIDEBAR, this._onMediaPrefChanged); this._prefObserver.destroy(); + + this._debuggee.off("stylesheet-added", this._addStyleSheet); } }; diff --git a/devtools/client/styleeditor/test/browser.ini b/devtools/client/styleeditor/test/browser.ini index 1a85546af..4a84d45e6 100644 --- a/devtools/client/styleeditor/test/browser.ini +++ b/devtools/client/styleeditor/test/browser.ini @@ -60,6 +60,7 @@ support-files = !/devtools/client/shared/test/test-actor-registry.js !/devtools/client/shared/test/test-actor.js +[browser_styleeditor_add_stylesheet.js] [browser_styleeditor_autocomplete.js] [browser_styleeditor_autocomplete-disabled.js] [browser_styleeditor_bom.js] diff --git a/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js b/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js new file mode 100644 index 000000000..d8315d212 --- /dev/null +++ b/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js @@ -0,0 +1,37 @@ +/* vim: set ts=2 et sw=2 tw=80: */ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ +"use strict"; + +// Test that a newly-added style sheet shows up in the style editor. + +const TESTCASE_URI = TEST_BASE_HTTPS + "simple.html"; + +add_task(function* () { + let { ui } = yield openStyleEditorForURL(TESTCASE_URI); + + is(ui.editors.length, 2, "Two sheets present after load."); + + // We have to wait for the length to change, because we might still + // be seeing events from the initial open. + let added = new Promise(resolve => { + let handler = () => { + if (ui.editors.length === 3) { + ui.off("editor-added", handler); + resolve(); + } + }; + ui.on("editor-added", handler); + }); + + info("Adding a style sheet"); + yield ContentTask.spawn(gBrowser.selectedBrowser, null, () => { + let document = content.document; + const style = document.createElement("style"); + style.appendChild(document.createTextNode("div { background: #f06; }")); + document.head.appendChild(style); + }); + yield added; + + is(ui.editors.length, 3, "Three sheets present after new style sheet"); +}); diff --git a/devtools/client/styleeditor/test/browser_styleeditor_import.js b/devtools/client/styleeditor/test/browser_styleeditor_import.js index f31f72ce7..2f42317b9 100644 --- a/devtools/client/styleeditor/test/browser_styleeditor_import.js +++ b/devtools/client/styleeditor/test/browser_styleeditor_import.js @@ -18,7 +18,7 @@ const SOURCE = "body{background:red;}"; add_task(function* () { let { panel, ui } = yield openStyleEditorForURL(TESTCASE_URI); - let added = ui.once("editor-added"); + let added = ui.once("test:editor-updated"); importSheet(ui, panel.panelWindow); info("Waiting for editor to be added for the imported sheet."); |