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-rw-r--r--browser/base/content/newtab/page.js297
1 files changed, 0 insertions, 297 deletions
diff --git a/browser/base/content/newtab/page.js b/browser/base/content/newtab/page.js
deleted file mode 100644
index f7626ced2..000000000
--- a/browser/base/content/newtab/page.js
+++ /dev/null
@@ -1,297 +0,0 @@
-#ifdef 0
-/* 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/. */
-#endif
-
-// The amount of time we wait while coalescing updates for hidden pages.
-const SCHEDULE_UPDATE_TIMEOUT_MS = 1000;
-
-/**
- * This singleton represents the whole 'New Tab Page' and takes care of
- * initializing all its components.
- */
-var gPage = {
- /**
- * Initializes the page.
- */
- init: function Page_init() {
- // Add ourselves to the list of pages to receive notifications.
- gAllPages.register(this);
-
- // Listen for 'unload' to unregister this page.
- addEventListener("unload", this, false);
-
- // XXX bug 991111 - Not all click events are correctly triggered when
- // listening from xhtml nodes -- in particular middle clicks on sites, so
- // listen from the xul window and filter then delegate
- addEventListener("click", this, false);
-
- // Check if the new tab feature is enabled.
- let enabled = gAllPages.enabled;
- if (enabled)
- this._init();
-
- this._updateAttributes(enabled);
-
- // Initialize customize controls.
- gCustomize.init();
- },
-
- /**
- * Listens for notifications specific to this page.
- */
- observe: function Page_observe(aSubject, aTopic, aData) {
- if (aTopic == "nsPref:changed") {
- gCustomize.updateSelected();
-
- let enabled = gAllPages.enabled;
- this._updateAttributes(enabled);
-
- // Update thumbnails to the new enhanced setting
- if (aData == "browser.newtabpage.enhanced") {
- this.update();
- }
-
- // Initialize the whole page if we haven't done that, yet.
- if (enabled) {
- this._init();
- } else {
- gUndoDialog.hide();
- }
- } else if (aTopic == "page-thumbnail:create" && gGrid.ready) {
- for (let site of gGrid.sites) {
- if (site && site.url === aData) {
- site.refreshThumbnail();
- }
- }
- }
- },
-
- /**
- * Updates the page's grid right away for visible pages. If the page is
- * currently hidden, i.e. in a background tab or in the preloader, then we
- * batch multiple update requests and refresh the grid once after a short
- * delay. Accepts a single parameter the specifies the reason for requesting
- * a page update. The page may decide to delay or prevent a requested updated
- * based on the given reason.
- */
- update(reason = "") {
- // Update immediately if we're visible.
- if (!document.hidden) {
- // Ignore updates where reason=links-changed as those signal that the
- // provider's set of links changed. We don't want to update visible pages
- // in that case, it is ok to wait until the user opens the next tab.
- if (reason != "links-changed" && gGrid.ready) {
- gGrid.refresh();
- }
-
- return;
- }
-
- // Bail out if we scheduled before.
- if (this._scheduleUpdateTimeout) {
- return;
- }
-
- this._scheduleUpdateTimeout = setTimeout(() => {
- // Refresh if the grid is ready.
- if (gGrid.ready) {
- gGrid.refresh();
- }
-
- this._scheduleUpdateTimeout = null;
- }, SCHEDULE_UPDATE_TIMEOUT_MS);
- },
-
- /**
- * Internally initializes the page. This runs only when/if the feature
- * is/gets enabled.
- */
- _init: function Page_init() {
- if (this._initialized)
- return;
-
- this._initialized = true;
-
- // Set submit button label for when CSS background are disabled (e.g.
- // high contrast mode).
- document.getElementById("newtab-search-submit").value =
- document.body.getAttribute("dir") == "ltr" ? "\u25B6" : "\u25C0";
-
- if (Services.prefs.getBoolPref("browser.newtabpage.compact")) {
- document.body.classList.add("compact");
- }
-
- // Initialize search.
- gSearch.init();
-
- if (document.hidden) {
- addEventListener("visibilitychange", this);
- } else {
- setTimeout(() => this.onPageFirstVisible());
- }
-
- // Initialize and render the grid.
- gGrid.init();
-
- // Initialize the drop target shim.
- gDropTargetShim.init();
-
-#ifdef XP_MACOSX
- // Workaround to prevent a delay on MacOSX due to a slow drop animation.
- document.addEventListener("dragover", this, false);
- document.addEventListener("drop", this, false);
-#endif
- },
-
- /**
- * Updates the 'page-disabled' attributes of the respective DOM nodes.
- * @param aValue Whether the New Tab Page is enabled or not.
- */
- _updateAttributes: function Page_updateAttributes(aValue) {
- // Set the nodes' states.
- let nodeSelector = "#newtab-grid, #newtab-search-container";
- for (let node of document.querySelectorAll(nodeSelector)) {
- if (aValue)
- node.removeAttribute("page-disabled");
- else
- node.setAttribute("page-disabled", "true");
- }
-
- // Enables/disables the control and link elements.
- let inputSelector = ".newtab-control, .newtab-link";
- for (let input of document.querySelectorAll(inputSelector)) {
- if (aValue)
- input.removeAttribute("tabindex");
- else
- input.setAttribute("tabindex", "-1");
- }
- },
-
- /**
- * Handles unload event
- */
- _handleUnloadEvent: function Page_handleUnloadEvent() {
- gAllPages.unregister(this);
- // compute page life-span and send telemetry probe: using milli-seconds will leave
- // many low buckets empty. Instead we use half-second precision to make low end
- // of histogram linear and not lose the change in user attention
- let delta = Math.round((Date.now() - this._firstVisibleTime) / 500);
- if (this._suggestedTilePresent) {
- Services.telemetry.getHistogramById("NEWTAB_PAGE_LIFE_SPAN_SUGGESTED").add(delta);
- }
- else {
- Services.telemetry.getHistogramById("NEWTAB_PAGE_LIFE_SPAN").add(delta);
- }
- },
-
- /**
- * Handles all page events.
- */
- handleEvent: function Page_handleEvent(aEvent) {
- switch (aEvent.type) {
- case "load":
- this.onPageVisibleAndLoaded();
- break;
- case "unload":
- this._handleUnloadEvent();
- break;
- case "click":
- let {button, target} = aEvent;
- // Go up ancestors until we find a Site or not
- while (target) {
- if (target.hasOwnProperty("_newtabSite")) {
- target._newtabSite.onClick(aEvent);
- break;
- }
- target = target.parentNode;
- }
- break;
- case "dragover":
- if (gDrag.isValid(aEvent) && gDrag.draggedSite)
- aEvent.preventDefault();
- break;
- case "drop":
- if (gDrag.isValid(aEvent) && gDrag.draggedSite) {
- aEvent.preventDefault();
- aEvent.stopPropagation();
- }
- break;
- case "visibilitychange":
- // Cancel any delayed updates for hidden pages now that we're visible.
- if (this._scheduleUpdateTimeout) {
- clearTimeout(this._scheduleUpdateTimeout);
- this._scheduleUpdateTimeout = null;
-
- // An update was pending so force an update now.
- this.update();
- }
-
- setTimeout(() => this.onPageFirstVisible());
- removeEventListener("visibilitychange", this);
- break;
- }
- },
-
- onPageFirstVisible: function () {
- // Record another page impression.
- Services.telemetry.getHistogramById("NEWTAB_PAGE_SHOWN").add(true);
-
- for (let site of gGrid.sites) {
- if (site) {
- // The site may need to modify and/or re-render itself if
- // something changed after newtab was created by preloader.
- // For example, the suggested tile endTime may have passed.
- site.onFirstVisible();
- }
- }
-
- // save timestamp to compute page life-span delta
- this._firstVisibleTime = Date.now();
-
- if (document.readyState == "complete") {
- this.onPageVisibleAndLoaded();
- } else {
- addEventListener("load", this);
- }
- },
-
- onPageVisibleAndLoaded() {
- // Send the index of the last visible tile.
- this.reportLastVisibleTileIndex();
- // Maybe tell the user they can undo an initial automigration
- this.maybeShowAutoMigrationUndoNotification();
- },
-
- reportLastVisibleTileIndex() {
- let cwu = window.QueryInterface(Ci.nsIInterfaceRequestor)
- .getInterface(Ci.nsIDOMWindowUtils);
-
- let rect = cwu.getBoundsWithoutFlushing(gGrid.node);
- let nodes = cwu.nodesFromRect(rect.left, rect.top, 0, rect.width,
- rect.height, 0, true, false);
-
- let i = -1;
- let lastIndex = -1;
- let sites = gGrid.sites;
-
- for (let node of nodes) {
- if (node.classList && node.classList.contains("newtab-cell")) {
- if (sites[++i]) {
- lastIndex = i;
- if (sites[i].link.targetedSite) {
- // record that suggested tile is shown to use suggested-tiles-histogram
- this._suggestedTilePresent = true;
- }
- }
- }
- }
-
- DirectoryLinksProvider.reportSitesAction(sites, "view", lastIndex);
- },
-
- maybeShowAutoMigrationUndoNotification() {
- sendAsyncMessage("NewTab:MaybeShowAutoMigrationUndoNotification");
- },
-};
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