mirror of
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a6fbc5aae4
Add importableLogins autocomplete items that show for a site when there's chromium-based logins, no saved logins, and appropriate experiment state. Default behavior is unchanged with default "" pref value, and new behavior can be turned on with "import" pref value. Differential Revision: https://phabricator.services.mozilla.com/D72096
607 lines
20 KiB
JavaScript
607 lines
20 KiB
JavaScript
/* 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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"use strict";
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// This is loaded into all XUL windows. Wrap in a block to prevent
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// leaking to window scope.
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{
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const MozPopupElement = MozElements.MozElementMixin(XULPopupElement);
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MozElements.MozAutocompleteRichlistboxPopup = class MozAutocompleteRichlistboxPopup extends MozPopupElement {
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constructor() {
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super();
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this.mInput = null;
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this.mPopupOpen = false;
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this._currentIndex = 0;
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this.setListeners();
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}
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initialize() {
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this.setAttribute("ignorekeys", "true");
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this.setAttribute("level", "top");
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this.setAttribute("consumeoutsideclicks", "never");
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this.textContent = "";
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this.appendChild(this.constructor.fragment);
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/**
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* This is the default number of rows that we give the autocomplete
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* popup when the textbox doesn't have a "maxrows" attribute
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* for us to use.
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*/
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this.defaultMaxRows = 6;
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/**
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* In some cases (e.g. when the input's dropmarker button is clicked),
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* the input wants to display a popup with more rows. In that case, it
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* should increase its maxRows property and store the "normal" maxRows
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* in this field. When the popup is hidden, we restore the input's
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* maxRows to the value stored in this field.
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*
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* This field is set to -1 between uses so that we can tell when it's
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* been set by the input and when we need to set it in the popupshowing
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* handler.
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*/
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this._normalMaxRows = -1;
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this._previousSelectedIndex = -1;
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this.mLastMoveTime = Date.now();
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this.mousedOverIndex = -1;
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this._richlistbox = this.querySelector(".autocomplete-richlistbox");
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if (!this.listEvents) {
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this.listEvents = {
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handleEvent: event => {
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if (!this.parentNode) {
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return;
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}
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switch (event.type) {
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case "mouseup":
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// Don't call onPopupClick for the scrollbar buttons, thumb,
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// slider, etc. If we hit the richlistbox and not a
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// richlistitem, we ignore the event.
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if (
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event.target.closest("richlistbox,richlistitem").localName ==
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"richlistitem"
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) {
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this.onPopupClick(event);
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}
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break;
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case "mousemove":
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if (Date.now() - this.mLastMoveTime <= 30) {
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return;
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}
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let item = event.target.closest("richlistbox,richlistitem");
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// If we hit the richlistbox and not a richlistitem, we ignore
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// the event.
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if (item.localName == "richlistbox") {
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return;
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}
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let index = this.richlistbox.getIndexOfItem(item);
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this.mousedOverIndex = index;
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if (item.selectedByMouseOver) {
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this.richlistbox.selectedIndex = index;
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}
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this.mLastMoveTime = Date.now();
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break;
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}
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},
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};
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}
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this.richlistbox.addEventListener("mouseup", this.listEvents);
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this.richlistbox.addEventListener("mousemove", this.listEvents);
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}
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get richlistbox() {
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if (!this._richlistbox) {
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this.initialize();
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}
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return this._richlistbox;
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}
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static get markup() {
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return `
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<richlistbox class="autocomplete-richlistbox" flex="1"/>
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`;
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}
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/**
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* nsIAutoCompletePopup
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*/
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get input() {
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return this.mInput;
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}
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get overrideValue() {
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return null;
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}
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get popupOpen() {
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return this.mPopupOpen;
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}
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get maxRows() {
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return (this.mInput && this.mInput.maxRows) || this.defaultMaxRows;
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}
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set selectedIndex(val) {
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if (val != this.richlistbox.selectedIndex) {
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this._previousSelectedIndex = this.richlistbox.selectedIndex;
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}
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this.richlistbox.selectedIndex = val;
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// Since ensureElementIsVisible may cause an expensive Layout flush,
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// invoke it only if there may be a scrollbar, so if we could fetch
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// more results than we can show at once.
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// maxResults is the maximum number of fetched results, maxRows is the
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// maximum number of rows we show at once, without a scrollbar.
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if (this.mPopupOpen && this.maxResults > this.maxRows) {
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// when clearing the selection (val == -1, so selectedItem will be
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// null), we want to scroll back to the top. see bug #406194
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this.richlistbox.ensureElementIsVisible(
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this.richlistbox.selectedItem || this.richlistbox.firstElementChild
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);
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}
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return val;
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}
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get selectedIndex() {
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return this.richlistbox.selectedIndex;
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}
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get maxResults() {
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// This is how many richlistitems will be kept around.
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// Note, this getter may be overridden, or instances
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// can have the nomaxresults attribute set to have no
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// limit.
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if (this.getAttribute("nomaxresults") == "true") {
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return Infinity;
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}
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return 20;
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}
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get matchCount() {
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return Math.min(this.mInput.controller.matchCount, this.maxResults);
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}
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get overflowPadding() {
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return Number(this.getAttribute("overflowpadding"));
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}
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set view(val) {
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return val;
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}
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get view() {
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return this.mInput.controller;
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}
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closePopup() {
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if (this.mPopupOpen) {
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this.hidePopup();
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this.removeAttribute("width");
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}
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}
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getNextIndex(aReverse, aAmount, aIndex, aMaxRow) {
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if (aMaxRow < 0) {
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return -1;
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}
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var newIdx = aIndex + (aReverse ? -1 : 1) * aAmount;
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if (
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(aReverse && aIndex == -1) ||
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(newIdx > aMaxRow && aIndex != aMaxRow)
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) {
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newIdx = aMaxRow;
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} else if ((!aReverse && aIndex == -1) || (newIdx < 0 && aIndex != 0)) {
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newIdx = 0;
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}
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if (
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(newIdx < 0 && aIndex == 0) ||
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(newIdx > aMaxRow && aIndex == aMaxRow)
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) {
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aIndex = -1;
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} else {
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aIndex = newIdx;
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}
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return aIndex;
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}
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onPopupClick(aEvent) {
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this.input.controller.handleEnter(true, aEvent);
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}
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onSearchBegin() {
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this.mousedOverIndex = -1;
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if (typeof this._onSearchBegin == "function") {
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this._onSearchBegin();
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}
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}
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openAutocompletePopup(aInput, aElement) {
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// until we have "baseBinding", (see bug #373652) this allows
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// us to override openAutocompletePopup(), but still call
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// the method on the base class
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this._openAutocompletePopup(aInput, aElement);
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}
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_openAutocompletePopup(aInput, aElement) {
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if (!this._richlistbox) {
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this.initialize();
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}
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if (!this.mPopupOpen) {
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// It's possible that the panel is hidden initially
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// to avoid impacting startup / new window performance
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aInput.popup.hidden = false;
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this.mInput = aInput;
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// clear any previous selection, see bugs 400671 and 488357
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this.selectedIndex = -1;
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var width = aElement.getBoundingClientRect().width;
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this.setAttribute("width", width > 100 ? width : 100);
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// invalidate() depends on the width attribute
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this._invalidate();
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this.openPopup(aElement, "after_start", 0, 0, false, false);
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}
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}
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invalidate(reason) {
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// Don't bother doing work if we're not even showing
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if (!this.mPopupOpen) {
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return;
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}
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this._invalidate(reason);
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}
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_invalidate(reason) {
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// collapsed if no matches
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this.richlistbox.collapsed = this.matchCount == 0;
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// Update the richlistbox height.
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if (this._adjustHeightRAFToken) {
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cancelAnimationFrame(this._adjustHeightRAFToken);
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this._adjustHeightRAFToken = null;
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}
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if (this.mPopupOpen) {
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delete this._adjustHeightOnPopupShown;
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this._adjustHeightRAFToken = requestAnimationFrame(() =>
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this.adjustHeight()
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);
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} else {
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this._adjustHeightOnPopupShown = true;
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}
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this._currentIndex = 0;
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if (this._appendResultTimeout) {
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clearTimeout(this._appendResultTimeout);
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}
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this._appendCurrentResult(reason);
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}
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_collapseUnusedItems() {
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let existingItemsCount = this.richlistbox.children.length;
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for (let i = this.matchCount; i < existingItemsCount; ++i) {
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let item = this.richlistbox.children[i];
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item.collapsed = true;
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if (typeof item._onCollapse == "function") {
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item._onCollapse();
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}
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}
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}
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adjustHeight() {
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// Figure out how many rows to show
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let rows = this.richlistbox.children;
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let numRows = Math.min(this.matchCount, this.maxRows, rows.length);
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// Default the height to 0 if we have no rows to show
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let height = 0;
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if (numRows) {
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let firstRowRect = rows[0].getBoundingClientRect();
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if (this._rlbPadding == undefined) {
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let style = window.getComputedStyle(this.richlistbox);
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let paddingTop = parseInt(style.paddingTop) || 0;
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let paddingBottom = parseInt(style.paddingBottom) || 0;
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this._rlbPadding = paddingTop + paddingBottom;
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}
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// The class `forceHandleUnderflow` is for the item might need to
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// handle OverUnderflow or Overflow when the height of an item will
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// be changed dynamically.
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for (let i = 0; i < numRows; i++) {
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if (rows[i].classList.contains("forceHandleUnderflow")) {
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rows[i].handleOverUnderflow();
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}
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}
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let lastRowRect = rows[numRows - 1].getBoundingClientRect();
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// Calculate the height to have the first row to last row shown
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height = lastRowRect.bottom - firstRowRect.top + this._rlbPadding;
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}
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let currentHeight = this.richlistbox.getBoundingClientRect().height;
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if (height <= currentHeight) {
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this._collapseUnusedItems();
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}
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this.richlistbox.style.removeProperty("height");
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// We need to get the ceiling of the calculated value to ensure that the box fully contains
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// all of its contents and doesn't cause a scrollbar since nsIBoxObject only expects a
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// `long`. e.g. if `height` is 99.5 the richlistbox would render at height 99px with a
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// scrollbar for the extra 0.5px.
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this.richlistbox.height = Math.ceil(height);
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}
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_appendCurrentResult(invalidateReason) {
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var controller = this.mInput.controller;
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var matchCount = this.matchCount;
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var existingItemsCount = this.richlistbox.children.length;
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// Process maxRows per chunk to improve performance and user experience
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for (let i = 0; i < this.maxRows; i++) {
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if (this._currentIndex >= matchCount) {
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break;
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}
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let item;
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let itemExists = this._currentIndex < existingItemsCount;
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let originalValue, originalText, originalType;
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let style = controller.getStyleAt(this._currentIndex);
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let value =
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style && style.includes("autofill")
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? controller.getFinalCompleteValueAt(this._currentIndex)
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: controller.getValueAt(this._currentIndex);
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let label = controller.getLabelAt(this._currentIndex);
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let comment = controller.getCommentAt(this._currentIndex);
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let image = controller.getImageAt(this._currentIndex);
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// trim the leading/trailing whitespace
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let trimmedSearchString = controller.searchString
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.replace(/^\s+/, "")
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.replace(/\s+$/, "");
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let reusable = false;
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if (itemExists) {
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item = this.richlistbox.children[this._currentIndex];
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// Url may be a modified version of value, see _adjustAcItem().
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originalValue =
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item.getAttribute("url") || item.getAttribute("ac-value");
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originalText = item.getAttribute("ac-text");
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originalType = item.getAttribute("originaltype");
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// The styles on the list which have different <content> structure and overrided
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// _adjustAcItem() are unreusable.
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const UNREUSEABLE_STYLES = [
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"autofill-profile",
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"autofill-footer",
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"autofill-clear-button",
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"autofill-insecureWarning",
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"generatedPassword",
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"importableLogins",
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"insecureWarning",
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"loginsFooter",
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"loginWithOrigin",
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];
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// Reuse the item when its style is exactly equal to the previous style or
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// neither of their style are in the UNREUSEABLE_STYLES.
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reusable =
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originalType === style ||
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!(
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UNREUSEABLE_STYLES.includes(style) ||
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UNREUSEABLE_STYLES.includes(originalType)
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);
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}
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// If no reusable item available, then create a new item.
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if (!reusable) {
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let options = null;
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switch (style) {
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case "autofill-profile":
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options = { is: "autocomplete-profile-listitem" };
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break;
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case "autofill-footer":
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options = { is: "autocomplete-profile-listitem-footer" };
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break;
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case "autofill-clear-button":
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options = { is: "autocomplete-profile-listitem-clear-button" };
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break;
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case "autofill-insecureWarning":
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options = { is: "autocomplete-creditcard-insecure-field" };
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break;
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case "importableLogins":
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options = { is: "autocomplete-importable-logins-richlistitem" };
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break;
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case "generatedPassword":
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options = { is: "autocomplete-generated-password-richlistitem" };
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break;
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case "insecureWarning":
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options = { is: "autocomplete-richlistitem-insecure-warning" };
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break;
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case "loginsFooter":
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options = { is: "autocomplete-richlistitem-logins-footer" };
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break;
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case "loginWithOrigin":
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options = { is: "autocomplete-login-richlistitem" };
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break;
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default:
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options = { is: "autocomplete-richlistitem" };
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}
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item = document.createXULElement("richlistitem", options);
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item.className = "autocomplete-richlistitem";
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}
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item.setAttribute("dir", this.style.direction);
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item.setAttribute("ac-image", image);
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item.setAttribute("ac-value", value);
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item.setAttribute("ac-label", label);
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item.setAttribute("ac-comment", comment);
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item.setAttribute("ac-text", trimmedSearchString);
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// Completely reuse the existing richlistitem for invalidation
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// due to new results, but only when: the item is the same, *OR*
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// we are about to replace the currently moused-over item, to
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// avoid surprising the user.
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let iface = Ci.nsIAutoCompletePopup;
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if (
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reusable &&
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originalText == trimmedSearchString &&
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invalidateReason == iface.INVALIDATE_REASON_NEW_RESULT &&
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(originalValue == value ||
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this.mousedOverIndex === this._currentIndex)
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) {
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// try to re-use the existing item
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item._reuseAcItem();
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this._currentIndex++;
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continue;
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} else {
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if (typeof item._cleanup == "function") {
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item._cleanup();
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}
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item.setAttribute("originaltype", style);
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}
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if (reusable) {
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// Adjust only when the result's type is reusable for existing
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// item's. Otherwise, we might insensibly call old _adjustAcItem()
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// as new binding has not been attached yet.
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// We don't need to worry about switching to new binding, since
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// _adjustAcItem() will fired by its own constructor accordingly.
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item._adjustAcItem();
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item.collapsed = false;
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} else if (itemExists) {
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let oldItem = this.richlistbox.children[this._currentIndex];
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this.richlistbox.replaceChild(item, oldItem);
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} else {
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this.richlistbox.appendChild(item);
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}
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this._currentIndex++;
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}
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if (typeof this.onResultsAdded == "function") {
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// The items bindings may not be attached yet, so we must delay this
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// before we can properly handle items properly without breaking
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// the richlistbox.
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Services.tm.dispatchToMainThread(() => this.onResultsAdded());
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}
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if (this._currentIndex < matchCount) {
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// yield after each batch of items so that typing the url bar is
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// responsive
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this._appendResultTimeout = setTimeout(
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() => this._appendCurrentResult(),
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0
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);
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}
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}
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selectBy(aReverse, aPage) {
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try {
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var amount = aPage ? 5 : 1;
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// because we collapsed unused items, we can't use this.richlistbox.getRowCount(), we need to use the matchCount
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this.selectedIndex = this.getNextIndex(
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aReverse,
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amount,
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this.selectedIndex,
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this.matchCount - 1
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);
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if (this.selectedIndex == -1) {
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this.input._focus();
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}
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} catch (ex) {
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// do nothing - occasionally timer-related js errors happen here
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// e.g. "this.selectedIndex has no properties", when you type fast and hit a
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// navigation key before this popup has opened
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}
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}
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disconnectedCallback() {
|
|
if (this.listEvents) {
|
|
this.richlistbox.removeEventListener("mouseup", this.listEvents);
|
|
this.richlistbox.removeEventListener("mousemove", this.listEvents);
|
|
delete this.listEvents;
|
|
}
|
|
}
|
|
|
|
setListeners() {
|
|
this.addEventListener("popupshowing", event => {
|
|
// If normalMaxRows wasn't already set by the input, then set it here
|
|
// so that we restore the correct number when the popup is hidden.
|
|
|
|
// Null-check this.mInput; see bug 1017914
|
|
if (this._normalMaxRows < 0 && this.mInput) {
|
|
this._normalMaxRows = this.mInput.maxRows;
|
|
}
|
|
|
|
this.mPopupOpen = true;
|
|
});
|
|
|
|
this.addEventListener("popupshown", event => {
|
|
if (this._adjustHeightOnPopupShown) {
|
|
delete this._adjustHeightOnPopupShown;
|
|
this.adjustHeight();
|
|
}
|
|
});
|
|
|
|
this.addEventListener("popuphiding", event => {
|
|
var isListActive = true;
|
|
if (this.selectedIndex == -1) {
|
|
isListActive = false;
|
|
}
|
|
this.input.controller.stopSearch();
|
|
|
|
this.mPopupOpen = false;
|
|
|
|
// Reset the maxRows property to the cached "normal" value (if there's
|
|
// any), and reset normalMaxRows so that we can detect whether it was set
|
|
// by the input when the popupshowing handler runs.
|
|
|
|
// Null-check this.mInput; see bug 1017914
|
|
if (this.mInput && this._normalMaxRows > 0) {
|
|
this.mInput.maxRows = this._normalMaxRows;
|
|
}
|
|
this._normalMaxRows = -1;
|
|
// If the list was being navigated and then closed, make sure
|
|
// we fire accessible focus event back to textbox
|
|
|
|
// Null-check this.mInput; see bug 1017914
|
|
if (isListActive && this.mInput) {
|
|
this.mInput.mIgnoreFocus = true;
|
|
this.mInput._focus();
|
|
this.mInput.mIgnoreFocus = false;
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
MozPopupElement.implementCustomInterface(
|
|
MozElements.MozAutocompleteRichlistboxPopup,
|
|
[Ci.nsIAutoCompletePopup]
|
|
);
|
|
|
|
customElements.define(
|
|
"autocomplete-richlistbox-popup",
|
|
MozElements.MozAutocompleteRichlistboxPopup,
|
|
{
|
|
extends: "panel",
|
|
}
|
|
);
|
|
}
|