igniteui-webcomponents
Version:
Ignite UI for Web Components is a complete library of UI components, giving you the ability to build modern web applications using encapsulation and the concept of reusable components in a dependency-free approach.
73 lines • 2.92 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { consume } from '@lit/context';
import { LitElement, html } from 'lit';
import { property } from 'lit/decorators.js';
import { styleMap } from 'lit/directives/style-map.js';
import { carouselContext } from '../common/context.js';
import { registerComponent } from '../common/definitions/register.js';
import { formatString } from '../common/util.js';
import { styles } from './themes/carousel-indicator.base.css.js';
class IgcCarouselIndicatorComponent extends LitElement {
static register() {
registerComponent(IgcCarouselIndicatorComponent);
}
get _labelFormat() {
return this._carousel ? this._carousel.indicatorsLabelFormat : '';
}
set active(value) {
this._active = Boolean(value);
this.tabIndex = this._active ? 0 : -1;
this._internals.ariaSelected = this._active.toString();
}
get active() {
return this._active;
}
constructor() {
super();
this._active = false;
this.index = 0;
this._internals = this.attachInternals();
this._internals.role = 'tab';
}
connectedCallback() {
super.connectedCallback();
this.role = 'tab';
this.slot = this.slot || 'indicator';
}
willUpdate() {
this._internals.ariaLabel = formatString(this._labelFormat, this.index + 1);
}
render() {
const forward = this.active ? 'visible' : 'hidden';
const backward = this.active ? 'hidden' : 'visible';
return html `
<div
part="indicator inactive"
style=${styleMap({ visibility: backward })}
>
<slot></slot>
</div>
<div part="indicator active" style=${styleMap({ visibility: forward })}>
<slot name="active"></slot>
</div>
`;
}
}
IgcCarouselIndicatorComponent.tagName = 'igc-carousel-indicator';
IgcCarouselIndicatorComponent.styles = styles;
export default IgcCarouselIndicatorComponent;
__decorate([
consume({ context: carouselContext, subscribe: true })
], IgcCarouselIndicatorComponent.prototype, "_carousel", void 0);
__decorate([
property({ attribute: false })
], IgcCarouselIndicatorComponent.prototype, "active", null);
__decorate([
property({ attribute: false })
], IgcCarouselIndicatorComponent.prototype, "index", void 0);
//# sourceMappingURL=carousel-indicator.js.map