72 lines
1.6 KiB
JavaScript
72 lines
1.6 KiB
JavaScript
export function imgLoadError (node, callback) {
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node.addEventListener('error', callback)
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return {
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teardown () {
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node.removeEventListener('error', callback)
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}
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}
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}
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export function imgLoad (node, callback) {
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node.addEventListener('load', callback)
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return {
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teardown () {
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node.removeEventListener('load', callback)
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}
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}
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}
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export function mouseover (node, callback) {
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function onMouseEnter () {
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callback(true) // eslint-disable-line
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}
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function onMouseLeave () {
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callback(false) // eslint-disable-line
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}
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node.addEventListener('mouseenter', onMouseEnter)
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node.addEventListener('mouseleave', onMouseLeave)
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return {
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teardown () {
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node.removeEventListener('mouseenter', onMouseEnter)
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node.removeEventListener('mouseleave', onMouseLeave)
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}
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}
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}
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export function focusWithCapture (node, callback) {
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node.addEventListener('focus', callback, true)
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return {
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teardown () {
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node.removeEventListener('focus', callback, true)
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}
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}
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}
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export function blurWithCapture (node, callback) {
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node.addEventListener('blur', callback, true)
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return {
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teardown () {
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node.removeEventListener('blur', callback, true)
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}
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}
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}
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export function selectionChange (node, callback) {
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let events = ['keyup', 'click', 'focus', 'blur']
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let listener = () => {
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callback(node.selectionStart)
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}
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for (let event of events) {
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node.addEventListener(event, listener)
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}
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return {
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teardown () {
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for (let event of events) {
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node.removeEventListener(event, listener)
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}
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}
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}
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}
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