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Issue #303 Part 1: Move basilisk files from /browser to /application/basilisk
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wolfbeast
Roy Tam
parent
a951f19dfd
commit
177b28a898
1938 changed files with 0 additions and 0 deletions
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@ -1,297 +0,0 @@
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#ifdef 0
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#endif
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// The amount of time we wait while coalescing updates for hidden pages.
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const SCHEDULE_UPDATE_TIMEOUT_MS = 1000;
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/**
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* This singleton represents the whole 'New Tab Page' and takes care of
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* initializing all its components.
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*/
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var gPage = {
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/**
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* Initializes the page.
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*/
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init: function Page_init() {
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// Add ourselves to the list of pages to receive notifications.
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gAllPages.register(this);
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// Listen for 'unload' to unregister this page.
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addEventListener("unload", this, false);
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// XXX bug 991111 - Not all click events are correctly triggered when
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// listening from xhtml nodes -- in particular middle clicks on sites, so
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// listen from the xul window and filter then delegate
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addEventListener("click", this, false);
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// Check if the new tab feature is enabled.
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let enabled = gAllPages.enabled;
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if (enabled)
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this._init();
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this._updateAttributes(enabled);
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// Initialize customize controls.
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gCustomize.init();
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},
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/**
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* Listens for notifications specific to this page.
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*/
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observe: function Page_observe(aSubject, aTopic, aData) {
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if (aTopic == "nsPref:changed") {
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gCustomize.updateSelected();
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let enabled = gAllPages.enabled;
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this._updateAttributes(enabled);
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// Update thumbnails to the new enhanced setting
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if (aData == "browser.newtabpage.enhanced") {
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this.update();
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}
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// Initialize the whole page if we haven't done that, yet.
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if (enabled) {
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this._init();
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} else {
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gUndoDialog.hide();
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}
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} else if (aTopic == "page-thumbnail:create" && gGrid.ready) {
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for (let site of gGrid.sites) {
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if (site && site.url === aData) {
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site.refreshThumbnail();
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}
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}
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}
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},
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/**
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* Updates the page's grid right away for visible pages. If the page is
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* currently hidden, i.e. in a background tab or in the preloader, then we
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* batch multiple update requests and refresh the grid once after a short
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* delay. Accepts a single parameter the specifies the reason for requesting
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* a page update. The page may decide to delay or prevent a requested updated
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* based on the given reason.
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*/
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update(reason = "") {
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// Update immediately if we're visible.
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if (!document.hidden) {
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// Ignore updates where reason=links-changed as those signal that the
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// provider's set of links changed. We don't want to update visible pages
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// in that case, it is ok to wait until the user opens the next tab.
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if (reason != "links-changed" && gGrid.ready) {
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gGrid.refresh();
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}
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return;
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}
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// Bail out if we scheduled before.
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if (this._scheduleUpdateTimeout) {
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return;
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}
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this._scheduleUpdateTimeout = setTimeout(() => {
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// Refresh if the grid is ready.
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if (gGrid.ready) {
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gGrid.refresh();
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}
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this._scheduleUpdateTimeout = null;
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}, SCHEDULE_UPDATE_TIMEOUT_MS);
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},
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/**
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* Internally initializes the page. This runs only when/if the feature
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* is/gets enabled.
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*/
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_init: function Page_init() {
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if (this._initialized)
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return;
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this._initialized = true;
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// Set submit button label for when CSS background are disabled (e.g.
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// high contrast mode).
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document.getElementById("newtab-search-submit").value =
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document.body.getAttribute("dir") == "ltr" ? "\u25B6" : "\u25C0";
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if (Services.prefs.getBoolPref("browser.newtabpage.compact")) {
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document.body.classList.add("compact");
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}
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// Initialize search.
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gSearch.init();
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if (document.hidden) {
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addEventListener("visibilitychange", this);
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} else {
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setTimeout(() => this.onPageFirstVisible());
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}
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// Initialize and render the grid.
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gGrid.init();
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// Initialize the drop target shim.
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gDropTargetShim.init();
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#ifdef XP_MACOSX
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// Workaround to prevent a delay on MacOSX due to a slow drop animation.
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document.addEventListener("dragover", this, false);
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document.addEventListener("drop", this, false);
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#endif
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},
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/**
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* Updates the 'page-disabled' attributes of the respective DOM nodes.
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* @param aValue Whether the New Tab Page is enabled or not.
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*/
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_updateAttributes: function Page_updateAttributes(aValue) {
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// Set the nodes' states.
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let nodeSelector = "#newtab-grid, #newtab-search-container";
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for (let node of document.querySelectorAll(nodeSelector)) {
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if (aValue)
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node.removeAttribute("page-disabled");
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else
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node.setAttribute("page-disabled", "true");
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}
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// Enables/disables the control and link elements.
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let inputSelector = ".newtab-control, .newtab-link";
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for (let input of document.querySelectorAll(inputSelector)) {
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if (aValue)
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input.removeAttribute("tabindex");
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else
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input.setAttribute("tabindex", "-1");
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}
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},
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/**
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* Handles unload event
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*/
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_handleUnloadEvent: function Page_handleUnloadEvent() {
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gAllPages.unregister(this);
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// compute page life-span and send telemetry probe: using milli-seconds will leave
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// many low buckets empty. Instead we use half-second precision to make low end
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// of histogram linear and not lose the change in user attention
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let delta = Math.round((Date.now() - this._firstVisibleTime) / 500);
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if (this._suggestedTilePresent) {
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Services.telemetry.getHistogramById("NEWTAB_PAGE_LIFE_SPAN_SUGGESTED").add(delta);
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}
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else {
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Services.telemetry.getHistogramById("NEWTAB_PAGE_LIFE_SPAN").add(delta);
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}
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},
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/**
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* Handles all page events.
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*/
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handleEvent: function Page_handleEvent(aEvent) {
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switch (aEvent.type) {
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case "load":
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this.onPageVisibleAndLoaded();
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break;
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case "unload":
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this._handleUnloadEvent();
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break;
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case "click":
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let {button, target} = aEvent;
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// Go up ancestors until we find a Site or not
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while (target) {
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if (target.hasOwnProperty("_newtabSite")) {
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target._newtabSite.onClick(aEvent);
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break;
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}
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target = target.parentNode;
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}
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break;
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case "dragover":
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if (gDrag.isValid(aEvent) && gDrag.draggedSite)
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aEvent.preventDefault();
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break;
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case "drop":
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if (gDrag.isValid(aEvent) && gDrag.draggedSite) {
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aEvent.preventDefault();
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aEvent.stopPropagation();
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}
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break;
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case "visibilitychange":
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// Cancel any delayed updates for hidden pages now that we're visible.
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if (this._scheduleUpdateTimeout) {
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clearTimeout(this._scheduleUpdateTimeout);
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this._scheduleUpdateTimeout = null;
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// An update was pending so force an update now.
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this.update();
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}
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setTimeout(() => this.onPageFirstVisible());
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removeEventListener("visibilitychange", this);
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break;
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}
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},
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onPageFirstVisible: function () {
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// Record another page impression.
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Services.telemetry.getHistogramById("NEWTAB_PAGE_SHOWN").add(true);
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for (let site of gGrid.sites) {
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if (site) {
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// The site may need to modify and/or re-render itself if
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// something changed after newtab was created by preloader.
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// For example, the suggested tile endTime may have passed.
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site.onFirstVisible();
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}
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}
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// save timestamp to compute page life-span delta
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this._firstVisibleTime = Date.now();
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if (document.readyState == "complete") {
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this.onPageVisibleAndLoaded();
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} else {
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addEventListener("load", this);
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}
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},
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onPageVisibleAndLoaded() {
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// Send the index of the last visible tile.
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this.reportLastVisibleTileIndex();
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// Maybe tell the user they can undo an initial automigration
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this.maybeShowAutoMigrationUndoNotification();
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},
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reportLastVisibleTileIndex() {
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let cwu = window.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils);
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let rect = cwu.getBoundsWithoutFlushing(gGrid.node);
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let nodes = cwu.nodesFromRect(rect.left, rect.top, 0, rect.width,
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rect.height, 0, true, false);
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let i = -1;
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let lastIndex = -1;
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let sites = gGrid.sites;
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for (let node of nodes) {
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if (node.classList && node.classList.contains("newtab-cell")) {
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if (sites[++i]) {
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lastIndex = i;
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if (sites[i].link.targetedSite) {
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// record that suggested tile is shown to use suggested-tiles-histogram
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this._suggestedTilePresent = true;
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}
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}
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}
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}
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DirectoryLinksProvider.reportSitesAction(sites, "view", lastIndex);
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},
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maybeShowAutoMigrationUndoNotification() {
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sendAsyncMessage("NewTab:MaybeShowAutoMigrationUndoNotification");
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},
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};
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