gecko-dev/toolkit/content/widgets/general.js
Brian Grinstead 5fa9aadc74 Bug 1462798 - Create a base custom element class that shares the parseXULToFragment helper;r=Paolo
MozReview-Commit-ID: IG84xKxO9Wc

--HG--
extra : rebase_source : bc46d1f4dcfee66523a2ede8ec32ef9014cf170c
2018-05-19 13:56:06 -07:00

52 lines
1.3 KiB
JavaScript

/* 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/. */
"use strict";
{
class MozDeck extends MozXULElement {
set selectedIndex(val) {
if (this.selectedIndex == val) return val;
this.setAttribute("selectedIndex", val);
var event = document.createEvent("Events");
event.initEvent("select", true, true);
this.dispatchEvent(event);
return val;
}
get selectedIndex() {
return this.getAttribute("selectedIndex") || "0";
}
set selectedPanel(val) {
var selectedIndex = -1;
for (var panel = val; panel != null; panel = panel.previousSibling)
++selectedIndex;
this.selectedIndex = selectedIndex;
return val;
}
get selectedPanel() {
return this.childNodes[this.selectedIndex];
}
}
customElements.define("deck", MozDeck);
class MozDropmarker extends MozXULElement {
connectedCallback() {
// Only create the image the first time we are connected
if (!this.firstChild) {
let image = document.createElement("image");
image.classList.add("dropmarker-icon");
this.appendChild(image);
}
}
}
customElements.define("dropmarker", MozDropmarker);
}