28 lines
664 B
JavaScript
28 lines
664 B
JavaScript
export function emitEvent(name, data = null) {
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if (data !== null && data !== undefined) {
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window.dispatchEvent(new CustomEvent(`ncp:${name}`, { detail: data }));
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} else {
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window.dispatchEvent(new Event(`ncp:${name}`));
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}
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}
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export function listenTo(name, callback) {
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if (!Array.isArray(name)) {
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name = [name];
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}
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for (const n of name) {
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window.addEventListener(`ncp:${n}`, callback);
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}
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}
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export function awaitEvent(name) {
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return new Promise(resolve => {
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const callback = (e) => {
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resolve(e);
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window.removeEventListener(`ncp:${name}`, callback);
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};
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window.addEventListener(`ncp:${name}`, callback);
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});
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}
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