reflow

What is DOM reflow?

由 a 夏天 提交于 2019-11-26 12:51:19
I was reading about difference between two css properties display:none and visibility:hidden and encountered DOM reflow term. The statement was display: none causes DOM reflow where is visibility: hidden doesn't. So my question is: What is DOM reflow and how it works? Karlen Kishmiryan A reflow computes the layout of the page. A reflow on an element recomputes the dimensions and position of the element, and it also triggers further reflows on that element’s children, ancestors and elements that appear after it in the DOM. Then it calls a final repaint. Reflowing is very expensive, but

Force browser to trigger reflow while changing CSS

由 浪尽此生 提交于 2019-11-26 09:42:08
问题 I am building non-jQuery responsive image slider based on CSS3 transitions. The structure is simple: a viewport and inside relatively positioned UL with left floated LIs. I am facing a problem in such situation: User clicks \"prev\" arrow. JS appends proper LI before currently displayed LI node. For now UL has set CSS transition as none 0s linear to prevent animation changes. In this moment I decrease UL CSS left value by slider width (let\'s say: from 0px to -1200px) to make view the same as

What's the difference between reflow and repaint?

由 限于喜欢 提交于 2019-11-26 05:57:21
问题 I\'m a little unclear on the difference between reflow + repaint (if there\'s any difference at all) Seems like reflow might be shifting the position of various DOM elements, where repaint is just rendering a new object. E.g. reflow would occur when removing an element and repaint would occur when changing its color. Is this true? 回答1: This posting seems to cover the reflow vs repaint performance issues http://www.stubbornella.org/content/2009/03/27/reflows-repaints-css-performance-making

What is DOM reflow?

由 别说谁变了你拦得住时间么 提交于 2019-11-26 02:51:43
问题 I was reading about difference between two css properties display:none and visibility:hidden and encountered DOM reflow term. The statement was display: none causes DOM reflow where is visibility: hidden doesn\'t. So my question is: What is DOM reflow and how it works? 回答1: A reflow computes the layout of the page. A reflow on an element recomputes the dimensions and position of the element, and it also triggers further reflows on that element’s children, ancestors and elements that appear
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