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24 lines
642 B
JavaScript
24 lines
642 B
JavaScript
// 左右栏同步滚动
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$(document).ready(() => {
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let timeout
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$('div.CodeMirror-scroll, #preview').on('scroll', function callback () {
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clearTimeout(timeout)
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let source = $(this)
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let target = $(source.is('#preview') ? 'div.CodeMirror-scroll' : '#preview')
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target.off('scroll')
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let source0 = source[0]
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let target0 = target[0]
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let percentage = source0.scrollTop / (source0.scrollHeight - source0.offsetHeight)
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let height = percentage * (target0.scrollHeight - target0.offsetHeight)
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target0.scrollTo(0, height)
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timeout = setTimeout(() => {
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target.on('scroll', callback)
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}, 100)
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})
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})
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