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/* 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
"use strict";
// This is loaded into chrome windows with the subscript loader. Wrap in
// a block to prevent accidentally leaking globals onto `window`.
{
class MessageBarElement extends HTMLElement {
constructor() {
super();
const shadowRoot = this.attachShadow({ mode: "open" });
window.MozXULElement?.insertFTLIfNeeded(
"toolkit/global/notification.ftl"
);
document.l10n.connectRoot(this.shadowRoot);
const content = this.constructor.template.content.cloneNode(true);
shadowRoot.append(content);
this.closeButton.addEventListener("click", () => this.dismiss(), {
once: true,
});
}
disconnectedCallback() {
this.dispatchEvent(new CustomEvent("message-bar:close"));
}
get closeButton() {
return this.shadowRoot.querySelector("button.close");
}
static get template() {
const template = document.createElement("template");
const commonStyles = document.createElement("link");
commonStyles.rel = "stylesheet";
const messageBarStyles = document.createElement("link");
messageBarStyles.rel = "stylesheet";
messageBarStyles.href =
template.content.append(commonStyles, messageBarStyles);
// A container for the entire message bar content,
// most of the css rules needed to provide the
// expected message bar layout is applied on this
// element.
const container = document.createElement("div");
container.part = "container";
container.classList.add("container");
template.content.append(container);
const icon = document.createElement("span");
icon.classList.add("icon");
icon.part = "icon";
container.append(icon);
const barcontent = document.createElement("span");
barcontent.classList.add("content");
barcontent.append(document.createElement("slot"));
container.append(barcontent);
const spacer = document.createElement("span");
spacer.classList.add("spacer");
container.append(spacer);
const closeIcon = document.createElement("button");
closeIcon.classList.add("close", "ghost-button");
document.l10n.setAttributes(closeIcon, "notification-close-button");
container.append(closeIcon);
Object.defineProperty(this, "template", {
value: template,
});
return template;
}
dismiss() {
this.dispatchEvent(new CustomEvent("message-bar:user-dismissed"));
this.close();
}
close() {
this.remove();
}
}
customElements.define("message-bar", MessageBarElement);
}