79 lines
1.5 KiB
JavaScript
79 lines
1.5 KiB
JavaScript
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'use strict'
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const { webidl } = require('../fetch/webidl')
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const kState = Symbol('ProgressEvent state')
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/**
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* @see https://xhr.spec.whatwg.org/#progressevent
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*/
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class ProgressEvent extends Event {
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constructor (type, eventInitDict = {}) {
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type = webidl.converters.DOMString(type)
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eventInitDict = webidl.converters.ProgressEventInit(eventInitDict ?? {})
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super(type, eventInitDict)
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this[kState] = {
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lengthComputable: eventInitDict.lengthComputable,
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loaded: eventInitDict.loaded,
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total: eventInitDict.total
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}
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}
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get lengthComputable () {
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webidl.brandCheck(this, ProgressEvent)
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return this[kState].lengthComputable
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}
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get loaded () {
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webidl.brandCheck(this, ProgressEvent)
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return this[kState].loaded
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}
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get total () {
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webidl.brandCheck(this, ProgressEvent)
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return this[kState].total
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}
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}
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webidl.converters.ProgressEventInit = webidl.dictionaryConverter([
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{
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key: 'lengthComputable',
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converter: webidl.converters.boolean,
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defaultValue: false
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},
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{
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key: 'loaded',
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converter: webidl.converters['unsigned long long'],
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defaultValue: 0
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},
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{
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key: 'total',
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converter: webidl.converters['unsigned long long'],
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defaultValue: 0
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},
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{
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key: 'bubbles',
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converter: webidl.converters.boolean,
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defaultValue: false
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},
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{
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key: 'cancelable',
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converter: webidl.converters.boolean,
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defaultValue: false
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},
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{
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key: 'composed',
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converter: webidl.converters.boolean,
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defaultValue: false
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}
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])
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module.exports = {
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ProgressEvent
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}
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