lion/packages/overlays/stories/demo-overlay-system.js
Thijs Louisse 88d3850d5d fix(overlays): synchronize intercepted opened state OverlayMixin
Co-authored-by: Aymen Ben Amor <Aymen.Ben.Amor@ing.com>
2020-04-15 12:07:47 +02:00

39 lines
994 B
JavaScript

import { html, LitElement } from '@lion/core';
import { OverlayMixin } from '../src/OverlayMixin.js';
class DemoOverlaySystem extends OverlayMixin(LitElement) {
_defineOverlayConfig() {
return {
placementMode: 'global',
};
}
_setupOpenCloseListeners() {
super._setupOpenCloseListeners();
this.__toggle = () => {
this.opened = !this.opened;
};
if (this._overlayInvokerNode) {
this._overlayInvokerNode.addEventListener('click', this.__toggle);
}
}
_teardownOpenCloseListeners() {
super._teardownOpenCloseListeners();
if (this._overlayInvokerNode) {
this._overlayInvokerNode.removeEventListener('click', this.__toggle);
}
}
render() {
return html`
<slot name="invoker"></slot>
<slot name="content"></slot>
<slot name="_overlay-shadow-outlet"></slot>
<div>popup is ${this.opened ? 'opened' : 'closed'}</div>
`;
}
}
customElements.define('demo-overlay-system', DemoOverlaySystem);