Created
February 28, 2014 14:06
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| * {padding: 0; margin:0; color: #444} | |
| #main { | |
| position : absolute; | |
| top:5px; | |
| left:5px; | |
| right:5px; | |
| bottom:5px; | |
| border:1px solid #E5E5E5; | |
| padding: 5px; | |
| overflow-y:auto; | |
| } | |
| ul { | |
| list-style:none | |
| } | |
| li { | |
| display: block; | |
| border: 1px solid #E5E5E5; | |
| width: 100px; | |
| height:100px; | |
| margin:5px; | |
| background: white; | |
| padding: 5px; | |
| float: left | |
| } |
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <script src="http://jashkenas.github.io/underscore/underscore-min.js"></script> | |
| <meta charset="UTF-8"> | |
| <title>Test</title> | |
| </head> | |
| <body> | |
| <div id="main"> | |
| <ul id="list"></ul> | |
| </div> | |
| </body> | |
| </html> |
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| var | |
| main = document.querySelector("#main") | |
| , list = document.querySelector("#list") | |
| , triggerHeight = 800 | |
| , loadMore = function(parent) { | |
| var fragment = document.createDocumentFragment(); | |
| for ( var e = 0; e < 500; e++ ) { | |
| fragment.appendChild( document.createElement("li") ) | |
| } | |
| parent.appendChild( fragment.cloneNode(true) ) | |
| } | |
| , infiniteScroll = _.debounce(function(evt) { | |
| if(evt.target.scrollTop + evt.target.offsetHeight + triggerHeight >= evt.target.scrollHeight) { | |
| console.log("loading more...") | |
| loadMore(main) | |
| } | |
| console.log("scrolled") | |
| }, 400, false) | |
| , resizeFn = _.debounce(function(evt) { | |
| console.log("resized") | |
| }, 400, false) | |
| main.addEventListener("scroll", infiniteScroll, false) | |
| window.addEventListener("resize", resizeFn) | |
| loadMore(list) |
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