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support ie

This commit is contained in:
Pan 2019-05-17 18:22:32 +08:00
parent 92ca2ff0a3
commit 24f082156b
1 changed files with 21 additions and 4 deletions
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25
src/components/Tinymce/dynamicLoadScript.js
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@ -8,15 +8,32 @@ const dynamicLoadScript = (src, callback) => {
script.id = src script.id = src
document.body.appendChild(script) document.body.appendChild(script)
script.onload = () => { const onend = 'onload' in script ? stdOnEnd : ieOnEnd
if (cb) cb(null, script) onend(script, cb)
}
if (existingScript && cb) cb()
function stdOnEnd(script, cb) {
script.onload = function() {
this.onerror = this.onload = null
cb(null, script)
} }
script.onerror = () => { script.onerror = function() {
// this.onload = null here is necessary
// because even IE9 works not like others
this.onerror = this.onload = null
cb(new Error('Failed to load ' + src), script) cb(new Error('Failed to load ' + src), script)
} }
} }
if (existingScript && cb) cb() function ieOnEnd(script, cb) {
script.onreadystatechange = function() {
if (this.readyState !== 'complete' && this.readyState !== 'loaded') return
this.onreadystatechange = null
cb(null, script) // there is no way to catch loading errors in IE8
}
}
} }
export default dynamicLoadScript export default dynamicLoadScript