@shoelace-style/shoelace
Version:
A forward-thinking library of web components.
91 lines (87 loc) • 2.76 kB
JavaScript
import {
breadcrumb_styles_default
} from "./chunk.P4NYDBZP.js";
import {
LocalizeController
} from "./chunk.WLV3FVBR.js";
import {
SlIcon
} from "./chunk.E6QAPUBK.js";
import {
component_styles_default
} from "./chunk.TUVJKY7S.js";
import {
ShoelaceElement
} from "./chunk.UYAO2JRR.js";
import {
__decorateClass
} from "./chunk.B3BW2AY6.js";
// src/components/breadcrumb/breadcrumb.component.ts
import { html } from "lit";
import { property, query } from "lit/decorators.js";
var SlBreadcrumb = class extends ShoelaceElement {
constructor() {
super(...arguments);
this.localize = new LocalizeController(this);
this.separatorDir = this.localize.dir();
this.label = "";
}
// Generates a clone of the separator element to use for each breadcrumb item
getSeparator() {
const separator = this.separatorSlot.assignedElements({ flatten: true })[0];
const clone = separator.cloneNode(true);
[clone, ...clone.querySelectorAll("[id]")].forEach((el) => el.removeAttribute("id"));
clone.setAttribute("data-default", "");
clone.slot = "separator";
return clone;
}
handleSlotChange() {
const items = [...this.defaultSlot.assignedElements({ flatten: true })].filter(
(item) => item.tagName.toLowerCase() === "sl-breadcrumb-item"
);
items.forEach((item, index) => {
const separator = item.querySelector('[slot="separator"]');
if (separator === null) {
item.append(this.getSeparator());
} else if (separator.hasAttribute("data-default")) {
separator.replaceWith(this.getSeparator());
} else {
}
if (index === items.length - 1) {
item.setAttribute("aria-current", "page");
} else {
item.removeAttribute("aria-current");
}
});
}
render() {
if (this.separatorDir !== this.localize.dir()) {
this.separatorDir = this.localize.dir();
this.updateComplete.then(() => this.handleSlotChange());
}
return html`
<nav part="base" class="breadcrumb" aria-label=${this.label}>
<slot @slotchange=${this.handleSlotChange}></slot>
</nav>
<span hidden aria-hidden="true">
<slot name="separator">
<sl-icon name=${this.localize.dir() === "rtl" ? "chevron-left" : "chevron-right"} library="system"></sl-icon>
</slot>
</span>
`;
}
};
SlBreadcrumb.styles = [component_styles_default, breadcrumb_styles_default];
SlBreadcrumb.dependencies = { "sl-icon": SlIcon };
__decorateClass([
query("slot")
], SlBreadcrumb.prototype, "defaultSlot", 2);
__decorateClass([
query('slot[name="separator"]')
], SlBreadcrumb.prototype, "separatorSlot", 2);
__decorateClass([
property()
], SlBreadcrumb.prototype, "label", 2);
export {
SlBreadcrumb
};