Heim >Web-Frontend >CSS-Tutorial >Beispiel dafür, wie der CSS-Bildlaufleistenstil mit IE und Firefox kompatibel ist

Beispiel dafür, wie der CSS-Bildlaufleistenstil mit IE und Firefox kompatibel ist

黄舟
黄舟Original
2017-07-21 14:29:483581Durchsuche

Beispiele dafür, wie CSS-Bildlaufleistenstile mit IE und Firefox kompatibel sind

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>图片与JavaScript配合做出个性滚动条</title>
<style type="text/css">
* { margin:0; padding:0; }
body { margin:20px 0 400px 20px; font:12px Arial; }
h1 { font-size:14px; }
ol { margin:20px; line-height:160%; }
#out {
 position:relative;
 width:500px;
 height:300px;
 margin:100px 0 100px 80px;
 border:1px solid #369;
 overflow:hidden;
}
#content {
 width:520px;
 height:100%;
 overflow:auto;
 -moz-user-select:none;
}
#scrollBar,#scrollBarHandle,.scroll_bar_top,.scroll_bar_top_a,.scroll_bar_bottom,.scroll_bar_bottom_a {
 background-image:url(http://www.codefans.net/jscss/demoimg/200910/un_bg_scrollBar.gif);
}
#scrollBar {
 position:absolute;
 top:0;
 right:0;
 z-index:9;
 width:14px;
 height:100%;
 background-repeat:repeat-y;
 background-position:-42px 0;
 float:left;
}
#scrollBarTop,#scrollBarHandle,#scrollBarBottom {
 position:absolute;
 left:0;
 cursor:default;
}
#scrollBarTop,#scrollBarBottom {
 width:100%;
 height:14px;
 color:#fff;
 text-align:center;
}
#scrollBarTop { top:0; }
#scrollBarBottom { bottom:0; }
#scrollBarHandle { width:100%; background-repeat:repeat-y; background-position:-28px 0; }
.scroll_bar_top { background-position:0 0; }
.scroll_bar_top_a { background-position:-14px 0; }
.scroll_bar_bottom { background-position:-56px 0; }
.scroll_bar_bottom_a { background-position:-70px 0; }
</style>
</head>
<body>
<div id="out">
  <div id="content">
    fsdfs<br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />fsdfs<br />11111111<br />fsdfs
    <br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs
    <br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs
    <br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs
    <br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />11111111<br />fsdfs<br />11111111<br />fsdfs<br />11111111
    <br />fsdfs<br />
  </div>
  <div id="scrollBar">
   <div id="scrollBarTop" class="scroll_bar_top"></div>
    <div id="scrollBarHandle"></div>
    <div id="scrollBarBottom" class="scroll_bar_bottom"></div>
  </div>
</div>
<script>
var ximen = {
 $:function(o){ return document.getElementByIdx_x(o); },
 getStyle:function(o) { return o.currentStyle||document.defaultView.getComputedStyle(o,null); },
 getOffset:function(o) {
  var t = o.offsetTop,h = o.offsetHeight;
  while(o = o.offsetParent) { t += o.offsetTop; }
  return { top:t, height:h };
 },
 bind:function(o,eType,fn) {
  if(o.addEventListener) { o.addEventListener(eType,fn,false); }
  else if(o.attachEvent) { o.attachEvent("on" + eType,fn); }
  else { o["on" + eType] = fn; }
 },
 unbind:function(o,eType,fn) {
  if(o.removeEventListener) { o.removeEventListener(eType,fn,false); }
  else if(o.detachEvent) { o.detachEvent("on" + eType,fn); }
  else { o["on" + eType] = fn; }
 },
 stopPropagate:function(e) {
  if(e && e.stopPropagation) { e.stopPropagation(); }
  else { window.event.cancelBubble = true; }
  return false;
 },
 stopDefault:function(e) {
  e = e || window.event;
  e.stopPropagation && (e.preventDefault(),e.stopPropagation()) || (e.cancelBubble = true,e.returnValue = false);
 }
};
(function(){
 var myScrollDown,myScrollUp,scrollBarMouseDown,scrollBarMouseUp,relY,
  out = ximen.$("out"),
  content = ximen.$("content"),
  scrollBar = ximen.$("scrollBar"),
  scrollBarTop = ximen.$("scrollBarTop"),
  scrollBarHandle = ximen.$("scrollBarHandle"),
  scrollBarBottom = ximen.$("scrollBarBottom"),
  scrollBarUpHeight = parseInt(ximen.getStyle(scrollBarTop).height),
  scrollBarBottomHeight = parseInt(ximen.getStyle(scrollBarBottom).height),
  contentScrollHeight = content.scrollHeight,//将content.scrollHeight赋一次值,解决IE6下scrollHeight需调用两次的bug
  scrollBarHandleHeight = parseInt(content.offsetHeight/content.scrollHeight * (scrollBar.offsetHeight - scrollBarUpHeight - scrollBarBottomHeight)),
  setScrollBarHandle = function() {//当内容超多时设置拖拽条子的最小高度
   scrollBarHandle.style.top = scrollBarUpHeight + "px";
   if(scrollBarHandleHeight > 15) { scrollBarHandle.style.height = scrollBarHandleHeight + "px"; }
   else { scrollBarHandleHeight = 15; scrollBarHandle.style.height = "15px"; }
  },
  clearAllInterval = function() { clearInterval(myScrollDown); clearInterval(myScrollUp); clearInterval(scrollBarMouseDown); },
  forMousemove = function(e) {
   var e = e || window.event;
   content.scrollTop = (e.clientY - relY - scrollBarUpHeight)/(scrollBar.offsetHeight - scrollBarHandleHeight - scrollBarUpHeight - scrollBarBottomHeight)*(content.scrollHeight - content.offsetHeight);
  },
  forMouseDown = function(event){
   var et = event.target || event.srcElement;
   relY = event.clientY - et.offsetTop;
   ximen.bind(document,"mousemove",forMousemove);
  },
  scrollDir = function(e) {
   var e = e || window.event,eDir;     //设置滚轮事件,e.wheelDelta与e.detail分别兼容IE、W3C,根据返回值的正负来判断滚动方向
   if(e.wheelDelta) { eDir = e.wheelDelta/120; }
   else if(e.detail) { eDir = -e.detail/3; }
   if(eDir > 0) { content.scrollTop -= 80; } //步长设80像素a比较接近window滚动条的滚动速度
   else { content.scrollTop += 80; }
   ximen.stopDefault(e);
  },
  scrollBarClick = function(e) {
   var e = e || window.event,
    mStep = scrollBar.offsetHeight,
    documentScrollTop = document.documentElement.scrollTop,
    hOffset = ximen.getOffset(scrollBarHandle);
   if(documentScrollTop + e.clientY < hOffset.top) { scrollBarMouseDown = setInterval(function(){ content.scrollTop -= 15; },10); }
   else if(documentScrollTop + e.clientY > hOffset.top + hOffset.height) { scrollBarMouseDown = setInterval(function(){ content.scrollTop += 15; },10); }
  };
 setScrollBarHandle();
 ximen.bind(content,"scroll",function(){
  scrollBarHandle.style.top = content.scrollTop/(content.scrollHeight - content.offsetHeight) * (scrollBar.offsetHeight - scrollBarHandleHeight - scrollBarUpHeight - scrollBarBottomHeight) + scrollBarUpHeight + "px";
 });
 ximen.bind(scrollBarBottom,"mousedown",function(){ myScrollDown = setInterval(function(){ content.scrollTop += 15; },10); });
 ximen.bind(scrollBarTop,"mousedown",function(){ myScrollUp = setInterval(function(){ content.scrollTop -= 15; },10); });
 ximen.bind(scrollBarBottom,"mouseup",clearAllInterval);
 ximen.bind(scrollBarBottom,"mouseout",clearAllInterval);
 ximen.bind(scrollBarTop,"mouseup",clearAllInterval);
 ximen.bind(scrollBarTop,"mouseout",clearAllInterval);
 ximen.bind(scrollBarHandle,"mousedown",forMouseDown);
 ximen.bind(document,"mouseup",function(){
  ximen.unbind(document,"mousemove",forMousemove);
  ximen.unbind(scrollBarHandle,"mousemove",forMousemove);
 });
 ximen.bind(out,"selectstart",function(){ return false; });
 ximen.bind(out,"select",function(){ document.selection.empty(); });
 ximen.bind(out,"mousewheel",scrollDir);
 ximen.bind(out,"DOMMouseScroll",scrollDir);
 ximen.bind(scrollBar,"mousedown",scrollBarClick);
 ximen.bind(scrollBar,"mouseup",clearAllInterval);
 ximen.bind(scrollBarTop,"click",function(event){ ximen.stopPropagate(event); });
 ximen.bind(scrollBarTop,"mousedown",function(){ scrollBarTop.className = "scroll_bar_top_a"; });
 ximen.bind(scrollBarTop,"mouseup",function(){ scrollBarTop.className = "scroll_bar_top"; });
 ximen.bind(scrollBarTop,"mouseout",function(){ scrollBarTop.className = "scroll_bar_top"; });
 ximen.bind(scrollBarBottom,"click",function(event){ ximen.stopPropagate(event); });
 ximen.bind(scrollBarBottom,"mousedown",function(){ scrollBarBottom.className = "scroll_bar_bottom_a"; });
 ximen.bind(scrollBarBottom,"mouseup",function(){ scrollBarBottom.className = "scroll_bar_bottom"; });
 ximen.bind(scrollBarBottom,"mouseout",function(){ scrollBarBottom.className = "scroll_bar_bottom"; });
})();
</script>
</body>
</html>

Das obige ist der detaillierte Inhalt vonBeispiel dafür, wie der CSS-Bildlaufleistenstil mit IE und Firefox kompatibel ist. Für weitere Informationen folgen Sie bitte anderen verwandten Artikeln auf der PHP chinesischen Website!

Stellungnahme:
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn