iScroll下拉重新整理 原始碼

huo_bao發表於2015-10-15
原始碼
  <!DOCTYPE html>
  <html>
  <head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
  <meta name="apple-mobile-web-app-capable" content="yes">
  <meta name="apple-mobile-web-app-status-bar-style" content="black">
  <title>iScroll 例項：下拉重新整理，滾動翻頁</title>
   
  <link rel="stylesheet" type="text/css" href="scrollbar.css">
  <script type="application/javascript" src="iscroll.js"></script>
   
  <script type="text/javascript">
   
  var myScroll,
  pullDownEl, pullDownOffset,
  pullUpEl, pullUpOffset,
  generatedCount = 0;
   
  /**
  * 下拉重新整理 （自定義實現此方法）
  * myScroll.refresh(); // 資料載入完成後，呼叫介面更新方法
  */
  function pullDownAction () {
  setTimeout(function () { // <-- Simulate network congestion, remove setTimeout from production!
  var el, li, i;
  el = document.getElementById('thelist');
   
  for (i=0; i<3; i++) {
  li = document.createElement('li');
  li.innerText = 'Generated row ' + (++generatedCount);
  el.insertBefore(li, el.childNodes[0]);
  }
   
  myScroll.refresh(); //資料載入完成後，呼叫介面更新方法 Remember to refresh when contents are loaded (ie: on ajax completion)
  }, 1000); // <-- Simulate network congestion, remove setTimeout from production!
  }
   
  /**
  * 滾動翻頁 （自定義實現此方法）
  * myScroll.refresh(); // 資料載入完成後，呼叫介面更新方法
  */
  function pullUpAction () {
  setTimeout(function () { // <-- Simulate network congestion, remove setTimeout from production!
  var el, li, i;
  el = document.getElementById('thelist');
   
  for (i=0; i<3; i++) {
  li = document.createElement('li');
  li.innerText = 'Generated row ' + (++generatedCount);
  el.appendChild(li, el.childNodes[0]);
  }
   
  myScroll.refresh(); // 資料載入完成後，呼叫介面更新方法 Remember to refresh when contents are loaded (ie: on ajax completion)
  }, 1000); // <-- Simulate network congestion, remove setTimeout from production!
  }
   
  /**
  * 初始化iScroll控制元件
  */
  function loaded() {
  pullDownEl = document.getElementById('pullDown');
  pullDownOffset = pullDownEl.offsetHeight;
  pullUpEl = document.getElementById('pullUp');
  pullUpOffset = pullUpEl.offsetHeight;
   
  myScroll = new iScroll('wrapper', {
  scrollbarClass: 'myScrollbar', /* 重要樣式 */
  useTransition: false, /* 此屬性不知用意，本人從true改為false */
  topOffset: pullDownOffset,
  onRefresh: function () {
  if (pullDownEl.className.match('loading')) {
  pullDownEl.className = '';
  pullDownEl.querySelector('.pullDownLabel').innerHTML = '下拉重新整理...';
  } else if (pullUpEl.className.match('loading')) {
  pullUpEl.className = '';
  pullUpEl.querySelector('.pullUpLabel').innerHTML = '上拉載入更多...';
  }
  },
  onScrollMove: function () {
  if (this.y > 5 && !pullDownEl.className.match('flip')) {
  pullDownEl.className = 'flip';
  pullDownEl.querySelector('.pullDownLabel').innerHTML = '鬆手開始更新...';
  this.minScrollY = 0;
  } else if (this.y < 5 && pullDownEl.className.match('flip')) {
  pullDownEl.className = '';
  pullDownEl.querySelector('.pullDownLabel').innerHTML = '下拉重新整理...';
  this.minScrollY = -pullDownOffset;
  } else if (this.y < (this.maxScrollY - 5) && !pullUpEl.className.match('flip')) {
  pullUpEl.className = 'flip';
  pullUpEl.querySelector('.pullUpLabel').innerHTML = '鬆手開始更新...';
  this.maxScrollY = this.maxScrollY;
  } else if (this.y > (this.maxScrollY + 5) && pullUpEl.className.match('flip')) {
  pullUpEl.className = '';
  pullUpEl.querySelector('.pullUpLabel').innerHTML = '上拉載入更多...';
  this.maxScrollY = pullUpOffset;
  }
  },
  onScrollEnd: function () {
  if (pullDownEl.className.match('flip')) {
  pullDownEl.className = 'loading';
  pullDownEl.querySelector('.pullDownLabel').innerHTML = '載入中...';
  pullDownAction(); // Execute custom function (ajax call?)
  } else if (pullUpEl.className.match('flip')) {
  pullUpEl.className = 'loading';
  pullUpEl.querySelector('.pullUpLabel').innerHTML = '載入中...';
  pullUpAction(); // Execute custom function (ajax call?)
  }
  }
  });
   
  setTimeout(function () { document.getElementById('wrapper').style.left = '0'; }, 800);
  }
   
  //初始化繫結iScroll控制元件
  document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);
  document.addEventListener('DOMContentLoaded', loaded, false);
   
  </script>
   
  <style type="text/css" media="all">
  body,ul,li {
  padding:0;
  margin:0;
  border:0;
  }
   
  body {
  font-size:12px;
  -webkit-user-select:none;
  -webkit-text-size-adjust:none;
  font-family:helvetica;
  }
   
  #header {
  position:absolute;
  top:0; left:0;
  width:100%;
  height:45px;
  line-height:45px;
  background-image:-webkit-gradient(linear, 0 0, 0 100%, color-stop(0, #fe96c9), color-stop(0.05, #d51875), color-stop(1, #7b0a2e));
  background-image:-moz-linear-gradient(top, #fe96c9, #d51875 5%, #7b0a2e);
  background-image:-o-linear-gradient(top, #fe96c9, #d51875 5%, #7b0a2e);
  padding:0;
  color:#eee;
  font-size:20px;
  text-align:center;
  }
   
  #header a {
  color:#f3f3f3;
  text-decoration:none;
  font-weight:bold;
  text-shadow:0 -1px 0 rgba(0,0,0,0.5);
  }
   
  #footer {
  position:absolute;
  bottom:0; left:0;
  width:100%;
  height:48px;
  background-image:-webkit-gradient(linear, 0 0, 0 100%, color-stop(0, #999), color-stop(0.02, #666), color-stop(1, #222));
  background-image:-moz-linear-gradient(top, #999, #666 2%, #222);
  background-image:-o-linear-gradient(top, #999, #666 2%, #222);
  padding:0;
  border-top:1px solid #444;
  }
   
  #wrapper {
  position:absolute; z-index:1;
  top:45px; bottom:48px; left:0;
  width:100%;
  background:#555;
  overflow:auto;
  }
   
  #scroller {
  position:relative;
  /* -webkit-touch-callout:none;*/
  -webkit-tap-highlight-color:rgba(0,0,0,0);
   
  float:left;
  width:100%;
  padding:0;
  }
   
  #scroller ul {
  position:relative;
  list-style:none;
  padding:0;
  margin:0;
  width:100%;
  text-align:left;
  }
   
  #scroller li {
  padding:0 10px;
  height:40px;
  line-height:40px;
  border-bottom:1px solid #ccc;
  border-top:1px solid #fff;
  background-color:#fafafa;
  font-size:14px;
  }
   
  #scroller li > a {
  display:block;
  }
   
  /**
  *
  * 下拉樣式 Pull down styles
  *
  */
  #pullDown, #pullUp {
  background:#fff;
  height:40px;
  line-height:40px;
  padding:5px 10px;
  border-bottom:1px solid #ccc;
  font-weight:bold;
  font-size:14px;
  color:#888;
  }
  #pullDown .pullDownIcon, #pullUp .pullUpIcon {
  display:block; float:left;
  width:40px; height:40px;
  background:url(pull-icon@2x.png) 0 0 no-repeat;
  -webkit-background-size:40px 80px; background-size:40px 80px;
  -webkit-transition-property:-webkit-transform;
  -webkit-transition-duration:250ms;
  }
  #pullDown .pullDownIcon {
  -webkit-transform:rotate(0deg) translateZ(0);
  }
  #pullUp .pullUpIcon {
  -webkit-transform:rotate(-180deg) translateZ(0);
  }
   
  #pullDown.flip .pullDownIcon {
  -webkit-transform:rotate(-180deg) translateZ(0);
  }
   
  #pullUp.flip .pullUpIcon {
  -webkit-transform:rotate(0deg) translateZ(0);
  }
   
  #pullDown.loading .pullDownIcon, #pullUp.loading .pullUpIcon {
  background-position:0 100%;
  -webkit-transform:rotate(0deg) translateZ(0);
  -webkit-transition-duration:0ms;
   
  -webkit-animation-name:loading;
  -webkit-animation-duration:2s;
  -webkit-animation-iteration-count:infinite;
  -webkit-animation-timing-function:linear;
  }
   
  @-webkit-keyframes loading {
  from { -webkit-transform:rotate(0deg) translateZ(0); }
  to { -webkit-transform:rotate(360deg) translateZ(0); }
  }
   
  </style>
   
   
  </head>
  <body>
  <div id="header">
  <a href="../db.html#page2">iScroll例項：下拉重新整理，滾動翻頁</a>
  </div>
  <div id="wrapper">
  <div id="scroller">
  <div id="pullDown">
  <span class="pullDownIcon"></span><span class="pullDownLabel">下拉重新整理...</span>
  </div>
   
  <ul id="thelist">
  <li>Pretty row 1</li>
  <li id="aaa">Pretty row 2</li>
  <li>Pretty row 3</li>
  <li>Pretty row 4</li>
  <li>Pretty row 5</li>
  <li>Pretty row 6</li>
  <li>Pretty row 7</li>
  <li>Pretty row 8</li>
  <li>Pretty row 9</li>
  <li>Pretty row 10</li>
  <li>Pretty row 11</li>
  <li>Pretty row 12</li>
  <li>Pretty row 13</li>
  <li>Pretty row 14</li>
  <li>Pretty row 15</li>
  <li>Pretty row 16</li>
  <li>Pretty row 17</li>
  <li>Pretty row 18</li>
  <li>Pretty row 19</li>
  <li>Pretty row 20</li>
  <li>Pretty row 21</li>
  <li>Pretty row 22</li>
  <li>Pretty row 23</li>
  <li>Pretty row 24</li>
  <li>Pretty row 25</li>
  <li>Pretty row 26</li>
  <li>Pretty row 27</li>
  <li>Pretty row 28</li>
  <li>Pretty row 29</li>
  <li>Pretty row 30</li>
  <li>Pretty row 31</li>
  <li>Pretty row 32</li>
  <li>Pretty row 33</li>
  <li>Pretty row 34</li>
  <li>Pretty row 35</li>
  <li>Pretty row 36</li>
  <li>Pretty row 37</li>
  <li>Pretty row 38</li>
  <li>Pretty row 39</li>
  <li>Pretty row 40</li>
  </ul>
   
  <div id="pullUp">
  <span class="pullUpIcon"></span><span class="pullUpLabel">上拉載入更多...</span>
  </div>
   
  </div>
  </div>
   
  <div id="footer"></div>
   
  </body>
  </html>

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