szurubooru/client/js/events.js

37 lines
870 B
JavaScript

'use strict';
class EventTarget {
constructor() {
this.eventTarget = document.createDocumentFragment();
for (let method of [
'addEventListener',
'dispatchEvent',
'removeEventListener'
]) {
this[method] = this.eventTarget[method].bind(this.eventTarget);
}
}
};
function proxyEvent(source, target, sourceEventType, targetEventType) {
if (!source.addEventListener) {
return;
}
if (!targetEventType) {
targetEventType = sourceEventType;
}
source.addEventListener(sourceEventType, e => {
target.dispatchEvent(new CustomEvent(targetEventType, {
detail: e.detail,
}));
});
}
module.exports = {
Success: 'success',
Error: 'error',
Info: 'info',
proxyEvent: proxyEvent,
EventTarget: EventTarget,
};