diff options
Diffstat (limited to 'application/basilisk/base/content/tab-content.js')
| -rw-r--r-- | application/basilisk/base/content/tab-content.js | 1061 |
1 files changed, 0 insertions, 1061 deletions
diff --git a/application/basilisk/base/content/tab-content.js b/application/basilisk/base/content/tab-content.js deleted file mode 100644 index 062694fd6..000000000 --- a/application/basilisk/base/content/tab-content.js +++ /dev/null @@ -1,1061 +0,0 @@ -/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -/* This content script contains code that requires a tab browser. */ - -var {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; - -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/ExtensionContent.jsm"); - -XPCOMUtils.defineLazyModuleGetter(this, "E10SUtils", - "resource:///modules/E10SUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "BrowserUtils", - "resource://gre/modules/BrowserUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils", - "resource://gre/modules/PrivateBrowsingUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "AboutReader", - "resource://gre/modules/AboutReader.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "ReaderMode", - "resource://gre/modules/ReaderMode.jsm"); -XPCOMUtils.defineLazyGetter(this, "SimpleServiceDiscovery", function() { - let ssdp = Cu.import("resource://gre/modules/SimpleServiceDiscovery.jsm", {}).SimpleServiceDiscovery; - // Register targets - ssdp.registerDevice({ - id: "roku:ecp", - target: "roku:ecp", - factory(aService) { - Cu.import("resource://gre/modules/RokuApp.jsm"); - return new RokuApp(aService); - }, - types: ["video/mp4"], - extensions: ["mp4"] - }); - return ssdp; -}); - -// TabChildGlobal -var global = this; - - -addEventListener("MozDOMPointerLock:Entered", function(aEvent) { - sendAsyncMessage("PointerLock:Entered", { - originNoSuffix: aEvent.target.nodePrincipal.originNoSuffix - }); -}); - -addEventListener("MozDOMPointerLock:Exited", function(aEvent) { - sendAsyncMessage("PointerLock:Exited"); -}); - - -addMessageListener("Browser:HideSessionRestoreButton", function(message) { - // Hide session restore button on about:home - let doc = content.document; - let container; - if (doc.documentURI.toLowerCase() == "about:home" && - (container = doc.getElementById("sessionRestoreContainer"))) { - container.hidden = true; - } -}); - - -addMessageListener("Browser:Reload", function(message) { - /* First, we'll try to use the session history object to reload so - * that framesets are handled properly. If we're in a special - * window (such as view-source) that has no session history, fall - * back on using the web navigation's reload method. - */ - - let webNav = docShell.QueryInterface(Ci.nsIWebNavigation); - try { - let sh = webNav.sessionHistory; - if (sh) - webNav = sh.QueryInterface(Ci.nsIWebNavigation); - } catch (e) { - } - - let reloadFlags = message.data.flags; - try { - E10SUtils.wrapHandlingUserInput(content, message.data.handlingUserInput, - () => webNav.reload(reloadFlags)); - } catch (e) { - } -}); - -addMessageListener("MixedContent:ReenableProtection", function() { - docShell.mixedContentChannel = null; -}); - -addMessageListener("SecondScreen:tab-mirror", function(message) { - if (!Services.prefs.getBoolPref("browser.casting.enabled")) { - return; - } - let app = SimpleServiceDiscovery.findAppForService(message.data.service); - if (app) { - let width = content.innerWidth; - let height = content.innerHeight; - let viewport = {cssWidth: width, cssHeight: height, width, height}; - app.mirror(function() {}, content, viewport, function() {}, content); - } -}); - -var AboutHomeListener = { - init(chromeGlobal) { - chromeGlobal.addEventListener("AboutHomeLoad", this, false, true); - }, - - get isAboutHome() { - return content.document.documentURI.toLowerCase() == "about:home"; - }, - - handleEvent(aEvent) { - if (!this.isAboutHome) { - return; - } - switch (aEvent.type) { - case "AboutHomeLoad": - this.onPageLoad(); - break; - case "click": - this.onClick(aEvent); - break; - case "pagehide": - this.onPageHide(aEvent); - break; - } - }, - - receiveMessage(aMessage) { - if (!this.isAboutHome) { - return; - } - switch (aMessage.name) { - case "AboutHome:Update": - this.onUpdate(aMessage.data); - break; - } - }, - - onUpdate(aData) { - let doc = content.document; - if (aData.showRestoreLastSession && !PrivateBrowsingUtils.isContentWindowPrivate(content)) - doc.getElementById("launcher").setAttribute("session", "true"); - - // Inject search engine and snippets URL. - let docElt = doc.documentElement; - // Set snippetsVersion last, which triggers to show the snippets when it's set. - docElt.setAttribute("snippetsURL", aData.snippetsURL); - if (aData.showKnowYourRights) - docElt.setAttribute("showKnowYourRights", "true"); - docElt.setAttribute("snippetsVersion", aData.snippetsVersion); - }, - - onPageLoad() { - addMessageListener("AboutHome:Update", this); - addEventListener("click", this, true); - addEventListener("pagehide", this, true); - - sendAsyncMessage("AboutHome:MaybeShowAutoMigrationUndoNotification"); - sendAsyncMessage("AboutHome:RequestUpdate"); - }, - - onClick(aEvent) { - if (!aEvent.isTrusted || // Don't trust synthetic events - aEvent.button == 2 || aEvent.target.localName != "button") { - return; - } - - let originalTarget = aEvent.originalTarget; - let ownerDoc = originalTarget.ownerDocument; - if (ownerDoc.documentURI != "about:home") { - // This shouldn't happen, but we're being defensive. - return; - } - - let elmId = originalTarget.getAttribute("id"); - - switch (elmId) { - case "restorePreviousSession": - sendAsyncMessage("AboutHome:RestorePreviousSession"); - ownerDoc.getElementById("launcher").removeAttribute("session"); - break; - - case "downloads": - sendAsyncMessage("AboutHome:Downloads"); - break; - - case "bookmarks": - sendAsyncMessage("AboutHome:Bookmarks"); - break; - - case "history": - sendAsyncMessage("AboutHome:History"); - break; - - case "addons": - sendAsyncMessage("AboutHome:Addons"); - break; - - case "sync": - sendAsyncMessage("AboutHome:Sync"); - break; - - case "settings": - sendAsyncMessage("AboutHome:Settings"); - break; - } - }, - - onPageHide(aEvent) { - if (aEvent.target.defaultView.frameElement) { - return; - } - removeMessageListener("AboutHome:Update", this); - removeEventListener("click", this, true); - removeEventListener("pagehide", this, true); - }, -}; -AboutHomeListener.init(this); - -var AboutPrivateBrowsingListener = { - init(chromeGlobal) { - chromeGlobal.addEventListener("AboutPrivateBrowsingOpenWindow", this, - false, true); - chromeGlobal.addEventListener("AboutPrivateBrowsingToggleTrackingProtection", this, - false, true); - chromeGlobal.addEventListener("AboutPrivateBrowsingDontShowIntroPanelAgain", this, - false, true); - }, - - get isAboutPrivateBrowsing() { - return content.document.documentURI.toLowerCase() == "about:privatebrowsing"; - }, - - handleEvent(aEvent) { - if (!this.isAboutPrivateBrowsing) { - return; - } - switch (aEvent.type) { - case "AboutPrivateBrowsingOpenWindow": - sendAsyncMessage("AboutPrivateBrowsing:OpenPrivateWindow"); - break; - case "AboutPrivateBrowsingToggleTrackingProtection": - sendAsyncMessage("AboutPrivateBrowsing:ToggleTrackingProtection"); - break; - case "AboutPrivateBrowsingDontShowIntroPanelAgain": - sendAsyncMessage("AboutPrivateBrowsing:DontShowIntroPanelAgain"); - break; - } - }, -}; -AboutPrivateBrowsingListener.init(this); - -var AboutReaderListener = { - - _articlePromise: null, - - _isLeavingReaderableReaderMode: false, - - init() { - addEventListener("AboutReaderContentLoaded", this, false, true); - addEventListener("DOMContentLoaded", this, false); - addEventListener("pageshow", this, false); - addEventListener("pagehide", this, false); - addMessageListener("Reader:ToggleReaderMode", this); - addMessageListener("Reader:PushState", this); - }, - - receiveMessage(message) { - switch (message.name) { - case "Reader:ToggleReaderMode": - if (!this.isAboutReader) { - this._articlePromise = ReaderMode.parseDocument(content.document).catch(Cu.reportError); - ReaderMode.enterReaderMode(docShell, content); - } else { - this._isLeavingReaderableReaderMode = this.isReaderableAboutReader; - ReaderMode.leaveReaderMode(docShell, content); - } - break; - - case "Reader:PushState": - this.updateReaderButton(!!(message.data && message.data.isArticle)); - break; - } - }, - - get isAboutReader() { - if (!content) { - return false; - } - return content.document.documentURI.startsWith("about:reader"); - }, - - get isReaderableAboutReader() { - return this.isAboutReader && - !content.document.documentElement.dataset.isError; - }, - - handleEvent(aEvent) { - if (aEvent.originalTarget.defaultView != content) { - return; - } - - switch (aEvent.type) { - case "AboutReaderContentLoaded": - if (!this.isAboutReader) { - return; - } - - if (content.document.body) { - // Update the toolbar icon to show the "reader active" icon. - sendAsyncMessage("Reader:UpdateReaderButton"); - new AboutReader(global, content, this._articlePromise); - this._articlePromise = null; - } - break; - - case "pagehide": - this.cancelPotentialPendingReadabilityCheck(); - // this._isLeavingReaderableReaderMode is used here to keep the Reader Mode icon - // visible in the location bar when transitioning from reader-mode page - // back to the readable source page. - sendAsyncMessage("Reader:UpdateReaderButton", { isArticle: this._isLeavingReaderableReaderMode }); - if (this._isLeavingReaderableReaderMode) { - this._isLeavingReaderableReaderMode = false; - } - break; - - case "pageshow": - // If a page is loaded from the bfcache, we won't get a "DOMContentLoaded" - // event, so we need to rely on "pageshow" in this case. - if (aEvent.persisted) { - this.updateReaderButton(); - } - break; - case "DOMContentLoaded": - this.updateReaderButton(); - break; - - } - }, - - /** - * NB: this function will update the state of the reader button asynchronously - * after the next mozAfterPaint call (assuming reader mode is enabled and - * this is a suitable document). Calling it on things which won't be - * painted is not going to work. - */ - updateReaderButton(forceNonArticle) { - if (!ReaderMode.isEnabledForParseOnLoad || this.isAboutReader || - !content || !(content.document instanceof content.HTMLDocument) || - content.document.mozSyntheticDocument) { - return; - } - - this.scheduleReadabilityCheckPostPaint(forceNonArticle); - }, - - cancelPotentialPendingReadabilityCheck() { - if (this._pendingReadabilityCheck) { - removeEventListener("MozAfterPaint", this._pendingReadabilityCheck); - delete this._pendingReadabilityCheck; - } - }, - - scheduleReadabilityCheckPostPaint(forceNonArticle) { - if (this._pendingReadabilityCheck) { - // We need to stop this check before we re-add one because we don't know - // if forceNonArticle was true or false last time. - this.cancelPotentialPendingReadabilityCheck(); - } - this._pendingReadabilityCheck = this.onPaintWhenWaitedFor.bind(this, forceNonArticle); - addEventListener("MozAfterPaint", this._pendingReadabilityCheck); - }, - - onPaintWhenWaitedFor(forceNonArticle, event) { - // In non-e10s, we'll get called for paints other than ours, and so it's - // possible that this page hasn't been laid out yet, in which case we - // should wait until we get an event that does relate to our layout. We - // determine whether any of our content got painted by checking if there - // are any painted rects. - if (!event.clientRects.length) { - return; - } - - this.cancelPotentialPendingReadabilityCheck(); - // Only send updates when there are articles; there's no point updating with - // |false| all the time. - if (ReaderMode.isProbablyReaderable(content.document)) { - sendAsyncMessage("Reader:UpdateReaderButton", { isArticle: true }); - } else if (forceNonArticle) { - sendAsyncMessage("Reader:UpdateReaderButton", { isArticle: false }); - } - }, -}; -AboutReaderListener.init(); - - -var ContentSearchMediator = { - - whitelist: new Set([ - "about:home", - "about:newtab", - ]), - - init(chromeGlobal) { - chromeGlobal.addEventListener("ContentSearchClient", this, true, true); - addMessageListener("ContentSearch", this); - }, - - handleEvent(event) { - if (this._contentWhitelisted) { - this._sendMsg(event.detail.type, event.detail.data); - } - }, - - receiveMessage(msg) { - if (msg.data.type == "AddToWhitelist") { - for (let uri of msg.data.data) { - this.whitelist.add(uri); - } - this._sendMsg("AddToWhitelistAck"); - return; - } - if (this._contentWhitelisted) { - this._fireEvent(msg.data.type, msg.data.data); - } - }, - - get _contentWhitelisted() { - return this.whitelist.has(content.document.documentURI); - }, - - _sendMsg(type, data = null) { - sendAsyncMessage("ContentSearch", { - type, - data, - }); - }, - - _fireEvent(type, data = null) { - let event = Cu.cloneInto({ - detail: { - type, - data, - }, - }, content); - content.dispatchEvent(new content.CustomEvent("ContentSearchService", - event)); - }, -}; -ContentSearchMediator.init(this); - -var PageStyleHandler = { - init() { - addMessageListener("PageStyle:Switch", this); - addMessageListener("PageStyle:Disable", this); - addEventListener("pageshow", () => this.sendStyleSheetInfo()); - }, - - get markupDocumentViewer() { - return docShell.contentViewer; - }, - - sendStyleSheetInfo() { - let filteredStyleSheets = this._filterStyleSheets(this.getAllStyleSheets()); - - sendAsyncMessage("PageStyle:StyleSheets", { - filteredStyleSheets, - authorStyleDisabled: this.markupDocumentViewer.authorStyleDisabled, - preferredStyleSheetSet: content.document.preferredStyleSheetSet - }); - }, - - getAllStyleSheets(frameset = content) { - let selfSheets = Array.slice(frameset.document.styleSheets); - let subSheets = Array.map(frameset.frames, frame => this.getAllStyleSheets(frame)); - return selfSheets.concat(...subSheets); - }, - - receiveMessage(msg) { - switch (msg.name) { - case "PageStyle:Switch": - this.markupDocumentViewer.authorStyleDisabled = false; - this._stylesheetSwitchAll(content, msg.data.title); - break; - - case "PageStyle:Disable": - this.markupDocumentViewer.authorStyleDisabled = true; - break; - } - - this.sendStyleSheetInfo(); - }, - - _stylesheetSwitchAll(frameset, title) { - if (!title || this._stylesheetInFrame(frameset, title)) { - this._stylesheetSwitchFrame(frameset, title); - } - - for (let i = 0; i < frameset.frames.length; i++) { - // Recurse into sub-frames. - this._stylesheetSwitchAll(frameset.frames[i], title); - } - }, - - _stylesheetSwitchFrame(frame, title) { - var docStyleSheets = frame.document.styleSheets; - - for (let i = 0; i < docStyleSheets.length; ++i) { - let docStyleSheet = docStyleSheets[i]; - if (docStyleSheet.title) { - docStyleSheet.disabled = (docStyleSheet.title != title); - } else if (docStyleSheet.disabled) { - docStyleSheet.disabled = false; - } - } - }, - - _stylesheetInFrame(frame, title) { - return Array.some(frame.document.styleSheets, (styleSheet) => styleSheet.title == title); - }, - - _filterStyleSheets(styleSheets) { - let result = []; - - for (let currentStyleSheet of styleSheets) { - if (!currentStyleSheet.title) - continue; - - // Skip any stylesheets that don't match the screen media type. - if (currentStyleSheet.media.length > 0) { - let mediaQueryList = currentStyleSheet.media.mediaText; - if (!content.matchMedia(mediaQueryList).matches) { - continue; - } - } - - let URI; - try { - if (!currentStyleSheet.ownerNode || - // special-case style nodes, which have no href - currentStyleSheet.ownerNode.nodeName.toLowerCase() != "style") { - URI = Services.io.newURI(currentStyleSheet.href); - } - } catch (e) { - if (e.result != Cr.NS_ERROR_MALFORMED_URI) { - throw e; - } - continue; - } - - // We won't send data URIs all of the way up to the parent, as these - // can be arbitrarily large. - let sentURI = (!URI || URI.scheme == "data") ? null : URI.spec; - - result.push({ - title: currentStyleSheet.title, - disabled: currentStyleSheet.disabled, - href: sentURI, - }); - } - - return result; - }, -}; -PageStyleHandler.init(); - -// Keep a reference to the translation content handler to avoid it it being GC'ed. -var trHandler = null; -if (Services.prefs.getBoolPref("browser.translation.detectLanguage")) { - Cu.import("resource:///modules/translation/TranslationContentHandler.jsm"); - trHandler = new TranslationContentHandler(global, docShell); -} - -function gKeywordURIFixup(fixupInfo) { - fixupInfo.QueryInterface(Ci.nsIURIFixupInfo); - if (!fixupInfo.consumer) { - return; - } - - // Ignore info from other docshells - let parent = fixupInfo.consumer.QueryInterface(Ci.nsIDocShellTreeItem).sameTypeRootTreeItem; - if (parent != docShell) - return; - - let data = {}; - for (let f of Object.keys(fixupInfo)) { - if (f == "consumer" || typeof fixupInfo[f] == "function") - continue; - - if (fixupInfo[f] && fixupInfo[f] instanceof Ci.nsIURI) { - data[f] = fixupInfo[f].spec; - } else { - data[f] = fixupInfo[f]; - } - } - - sendAsyncMessage("Browser:URIFixup", data); -} -Services.obs.addObserver(gKeywordURIFixup, "keyword-uri-fixup", false); -addEventListener("unload", () => { - Services.obs.removeObserver(gKeywordURIFixup, "keyword-uri-fixup"); -}, false); - -addMessageListener("Browser:AppTab", function(message) { - if (docShell) { - docShell.isAppTab = message.data.isAppTab; - } -}); - -let PrerenderContentHandler = { - init() { - this._pending = []; - this._idMonotonic = 0; - this._initialized = true; - addMessageListener("Prerender:Canceled", this); - addMessageListener("Prerender:Swapped", this); - }, - - get initialized() { - return !!this._initialized; - }, - - receiveMessage(aMessage) { - switch (aMessage.name) { - case "Prerender:Canceled": { - for (let i = 0; i < this._pending.length; ++i) { - if (this._pending[i].id === aMessage.data.id) { - if (this._pending[i].failure) { - this._pending[i].failure.run(); - } - // Remove the item from the array - this._pending.splice(i, 1); - break; - } - } - break; - } - case "Prerender:Swapped": { - for (let i = 0; i < this._pending.length; ++i) { - if (this._pending[i].id === aMessage.data.id) { - if (this._pending[i].success) { - this._pending[i].success.run(); - } - // Remove the item from the array - this._pending.splice(i, 1); - break; - } - } - break; - } - } - }, - - startPrerenderingDocument(aHref, aReferrer) { - // XXX: Make this constant a pref - if (this._pending.length >= 2) { - return; - } - - let id = ++this._idMonotonic; - sendAsyncMessage("Prerender:Request", { - href: aHref.spec, - referrer: aReferrer ? aReferrer.spec : null, - id, - }); - - this._pending.push({ - href: aHref, - referrer: aReferrer, - id, - success: null, - failure: null, - }); - }, - - shouldSwitchToPrerenderedDocument(aHref, aReferrer, aSuccess, aFailure) { - // Check if we think there is a prerendering document pending for the given - // href and referrer. If we think there is one, we will send a message to - // the parent process asking it to do a swap, and hook up the success and - // failure listeners. - for (let i = 0; i < this._pending.length; ++i) { - let p = this._pending[i]; - if (p.href.equals(aHref) && p.referrer.equals(aReferrer)) { - p.success = aSuccess; - p.failure = aFailure; - sendAsyncMessage("Prerender:Swap", {id: p.id}); - return true; - } - } - - return false; - } -}; - -if (Services.appinfo.processType == Services.appinfo.PROCESS_TYPE_CONTENT) { - // We only want to initialize the PrerenderContentHandler in the content - // process. Outside of the content process, this should be unused. - PrerenderContentHandler.init(); -} - -var WebBrowserChrome = { - onBeforeLinkTraversal(originalTarget, linkURI, linkNode, isAppTab) { - return BrowserUtils.onBeforeLinkTraversal(originalTarget, linkURI, linkNode, isAppTab); - }, - - // Check whether this URI should load in the current process - shouldLoadURI(aDocShell, aURI, aReferrer, aHasPostData, aTriggeringPrincipal) { - if (!E10SUtils.shouldLoadURI(aDocShell, aURI, aReferrer, aHasPostData)) { - E10SUtils.redirectLoad(aDocShell, aURI, aReferrer, aTriggeringPrincipal, false); - return false; - } - - return true; - }, - - shouldLoadURIInThisProcess(aURI) { - return E10SUtils.shouldLoadURIInThisProcess(aURI); - }, - - // Try to reload the currently active or currently loading page in a new process. - reloadInFreshProcess(aDocShell, aURI, aReferrer, aTriggeringPrincipal, aLoadFlags) { - E10SUtils.redirectLoad(aDocShell, aURI, aReferrer, aTriggeringPrincipal, true, aLoadFlags); - return true; - }, - - startPrerenderingDocument(aHref, aReferrer) { - if (PrerenderContentHandler.initialized) { - PrerenderContentHandler.startPrerenderingDocument(aHref, aReferrer); - } - }, - - shouldSwitchToPrerenderedDocument(aHref, aReferrer, aSuccess, aFailure) { - if (PrerenderContentHandler.initialized) { - return PrerenderContentHandler.shouldSwitchToPrerenderedDocument( - aHref, aReferrer, aSuccess, aFailure); - } - return false; - } -}; - -if (Services.appinfo.processType == Services.appinfo.PROCESS_TYPE_CONTENT) { - let tabchild = docShell.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsITabChild); - tabchild.webBrowserChrome = WebBrowserChrome; -} - - -var DOMFullscreenHandler = { - - init() { - addMessageListener("DOMFullscreen:Entered", this); - addMessageListener("DOMFullscreen:CleanUp", this); - addEventListener("MozDOMFullscreen:Request", this); - addEventListener("MozDOMFullscreen:Entered", this); - addEventListener("MozDOMFullscreen:NewOrigin", this); - addEventListener("MozDOMFullscreen:Exit", this); - addEventListener("MozDOMFullscreen:Exited", this); - }, - - get _windowUtils() { - if (!content) { - return null; - } - return content.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIDOMWindowUtils); - }, - - receiveMessage(aMessage) { - let windowUtils = this._windowUtils; - switch (aMessage.name) { - case "DOMFullscreen:Entered": { - this._lastTransactionId = windowUtils.lastTransactionId; - if (!windowUtils.handleFullscreenRequests() && - !content.document.fullscreenElement) { - // If we don't actually have any pending fullscreen request - // to handle, neither we have been in fullscreen, tell the - // parent to just exit. - sendAsyncMessage("DOMFullscreen:Exit"); - } - break; - } - case "DOMFullscreen:CleanUp": { - // If we've exited fullscreen at this point, no need to record - // transaction id or call exit fullscreen. This is especially - // important for non-e10s, since in that case, it is possible - // that no more paint would be triggered after this point. - if (content.document.fullscreenElement && windowUtils) { - this._lastTransactionId = windowUtils.lastTransactionId; - windowUtils.exitFullscreen(); - } - break; - } - } - }, - - handleEvent(aEvent) { - switch (aEvent.type) { - case "MozDOMFullscreen:Request": { - sendAsyncMessage("DOMFullscreen:Request"); - break; - } - case "MozDOMFullscreen:NewOrigin": { - sendAsyncMessage("DOMFullscreen:NewOrigin", { - originNoSuffix: aEvent.target.nodePrincipal.originNoSuffix, - }); - break; - } - case "MozDOMFullscreen:Exit": { - sendAsyncMessage("DOMFullscreen:Exit"); - break; - } - case "MozDOMFullscreen:Entered": - case "MozDOMFullscreen:Exited": { - addEventListener("MozAfterPaint", this); - if (!content || !content.document.fullscreenElement) { - // If we receive any fullscreen change event, and find we are - // actually not in fullscreen, also ask the parent to exit to - // ensure that the parent always exits fullscreen when we do. - sendAsyncMessage("DOMFullscreen:Exit"); - } - break; - } - case "MozAfterPaint": { - // Only send Painted signal after we actually finish painting - // the transition for the fullscreen change. - // Note that this._lastTransactionId is not set when in non-e10s - // mode, so we need to check that explicitly. - if (!this._lastTransactionId || - aEvent.transactionId > this._lastTransactionId) { - removeEventListener("MozAfterPaint", this); - sendAsyncMessage("DOMFullscreen:Painted"); - } - break; - } - } - } -}; -DOMFullscreenHandler.init(); - -var RefreshBlocker = { - PREF: "accessibility.blockautorefresh", - - // Bug 1247100 - When a refresh is caused by an HTTP header, - // onRefreshAttempted will be fired before onLocationChange. - // When a refresh is caused by a <meta> tag in the document, - // onRefreshAttempted will be fired after onLocationChange. - // - // We only ever want to send a message to the parent after - // onLocationChange has fired, since the parent uses the - // onLocationChange update to clear transient notifications. - // Sending the message before onLocationChange will result in - // us creating the notification, and then clearing it very - // soon after. - // - // To account for both cases (onRefreshAttempted before - // onLocationChange, and onRefreshAttempted after onLocationChange), - // we'll hold a mapping of DOM Windows that we see get - // sent through both onLocationChange and onRefreshAttempted. - // When either run, they'll check the WeakMap for the existence - // of the DOM Window. If it doesn't exist, it'll add it. If - // it finds it, it'll know that it's safe to send the message - // to the parent, since we know that both have fired. - // - // The DOM Window is removed from blockedWindows when we notice - // the nsIWebProgress change state to STATE_STOP for the - // STATE_IS_WINDOW case. - // - // DOM Windows are mapped to a JS object that contains the data - // to be sent to the parent to show the notification. Since that - // data is only known when onRefreshAttempted is fired, it's only - // ever stashed in the map if onRefreshAttempted fires first - - // otherwise, null is set as the value of the mapping. - blockedWindows: new WeakMap(), - - init() { - if (Services.prefs.getBoolPref(this.PREF)) { - this.enable(); - } - - Services.prefs.addObserver(this.PREF, this, false); - }, - - uninit() { - if (Services.prefs.getBoolPref(this.PREF)) { - this.disable(); - } - - Services.prefs.removeObserver(this.PREF, this); - }, - - observe(subject, topic, data) { - if (topic == "nsPref:changed" && data == this.PREF) { - if (Services.prefs.getBoolPref(this.PREF)) { - this.enable(); - } else { - this.disable(); - } - } - }, - - enable() { - this._filter = Cc["@mozilla.org/appshell/component/browser-status-filter;1"] - .createInstance(Ci.nsIWebProgress); - this._filter.addProgressListener(this, Ci.nsIWebProgress.NOTIFY_ALL); - - let webProgress = docShell.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIWebProgress); - webProgress.addProgressListener(this._filter, Ci.nsIWebProgress.NOTIFY_ALL); - - addMessageListener("RefreshBlocker:Refresh", this); - }, - - disable() { - let webProgress = docShell.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIWebProgress); - webProgress.removeProgressListener(this._filter); - - this._filter.removeProgressListener(this); - this._filter = null; - - removeMessageListener("RefreshBlocker:Refresh", this); - }, - - send(data) { - sendAsyncMessage("RefreshBlocker:Blocked", data); - }, - - /** - * Notices when the nsIWebProgress transitions to STATE_STOP for - * the STATE_IS_WINDOW case, which will clear any mappings from - * blockedWindows. - */ - onStateChange(aWebProgress, aRequest, aStateFlags, aStatus) { - if (aStateFlags & Ci.nsIWebProgressListener.STATE_IS_WINDOW && - aStateFlags & Ci.nsIWebProgressListener.STATE_STOP) { - this.blockedWindows.delete(aWebProgress.DOMWindow); - } - }, - - /** - * Notices when the location has changed. If, when running, - * onRefreshAttempted has already fired for this DOM Window, will - * send the appropriate refresh blocked data to the parent. - */ - onLocationChange(aWebProgress, aRequest, aLocation, aFlags) { - let win = aWebProgress.DOMWindow; - if (this.blockedWindows.has(win)) { - let data = this.blockedWindows.get(win); - if (data) { - // We saw onRefreshAttempted before onLocationChange, so - // send the message to the parent to show the notification. - this.send(data); - } - } else { - this.blockedWindows.set(win, null); - } - }, - - /** - * Notices when a refresh / reload was attempted. If, when running, - * onLocationChange has not yet run, will stash the appropriate data - * into the blockedWindows map to be sent when onLocationChange fires. - */ - onRefreshAttempted(aWebProgress, aURI, aDelay, aSameURI) { - let win = aWebProgress.DOMWindow; - let outerWindowID = win.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIDOMWindowUtils) - .outerWindowID; - - let data = { - URI: aURI.spec, - originCharset: aURI.originCharset, - delay: aDelay, - sameURI: aSameURI, - outerWindowID, - }; - - if (this.blockedWindows.has(win)) { - // onLocationChange must have fired before, so we can tell the - // parent to show the notification. - this.send(data); - } else { - // onLocationChange hasn't fired yet, so stash the data in the - // map so that onLocationChange can send it when it fires. - this.blockedWindows.set(win, data); - } - - return false; - }, - - receiveMessage(message) { - let data = message.data; - - if (message.name == "RefreshBlocker:Refresh") { - let win = Services.wm.getOuterWindowWithId(data.outerWindowID); - let refreshURI = win.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIDocShell) - .QueryInterface(Ci.nsIRefreshURI); - - let URI = BrowserUtils.makeURI(data.URI, data.originCharset, null); - - refreshURI.forceRefreshURI(URI, data.delay, true); - } - }, - - QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener2, - Ci.nsIWebProgressListener, - Ci.nsISupportsWeakReference, - Ci.nsISupports]), -}; - -RefreshBlocker.init(); - -var UserContextIdNotifier = { - init() { - addEventListener("DOMWindowCreated", this); - }, - - uninit() { - removeEventListener("DOMWindowCreated", this); - }, - - handleEvent(aEvent) { - // When the window is created, we want to inform the tabbrowser about - // the userContextId in use in order to update the UI correctly. - // Just because we cannot change the userContextId from an active docShell, - // we don't need to check DOMContentLoaded again. - this.uninit(); - - // We use the docShell because content.document can have been loaded before - // setting the originAttributes. - let loadContext = docShell.QueryInterface(Ci.nsILoadContext); - let userContextId = loadContext.originAttributes.userContextId; - - sendAsyncMessage("Browser:WindowCreated", { userContextId }); - } -}; - -UserContextIdNotifier.init(); - -ExtensionContent.init(this); -addEventListener("unload", () => { - ExtensionContent.uninit(this); - RefreshBlocker.uninit(); -}); - -addMessageListener("AllowScriptsToClose", () => { - content.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIDOMWindowUtils) - .allowScriptsToClose(); -}); - -addEventListener("MozAfterPaint", function onFirstPaint() { - removeEventListener("MozAfterPaint", onFirstPaint); - sendAsyncMessage("Browser:FirstPaint"); -}); |