1
我正在尝试从这里的示例jquery：http://jqueryui.com/slider/#side-scroll 我复制源代码在“查看源代码”，当我运行它时，它看起来几乎相同，但它显示原生滚动条而不是显示在网站上的自定义滚动条。jQuery自定义滚动条滑块示例
任何人都可以帮助我如何获得这些自定义滚动条？
我为了方便的源代码：
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>jQuery UI Slider - Slider scrollbar</title>
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.1/themes/base/jquery-ui.css" />
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.1/jquery-ui.js"></script>
<link rel="stylesheet" href="/resources/demos/style.css" />
<style>
.scroll-pane { overflow: auto; width: 99%; float:left; }
.scroll-content { width: 2440px; float: left; }
.scroll-content-item { width: 100px; height: 100px; float: left; margin: 10px; font-size: 3em; line-height: 96px; text-align: center; }
.scroll-bar-wrap { clear: left; padding: 0 4px 0 2px; margin: 0 -1px -1px -1px; }
.scroll-bar-wrap .ui-slider { background: none; border:0; height: 2em; margin: 0 auto; }
.scroll-bar-wrap .ui-handle-helper-parent { position: relative; width: 100%; height: 100%; margin: 0 auto; }
.scroll-bar-wrap .ui-slider-handle { top:.2em; height: 1.5em; }
.scroll-bar-wrap .ui-slider-handle .ui-icon { margin: -8px auto 0; position: relative; top: 50%; }
</style>
<script>
$(function() {
//scrollpane parts
var scrollPane = $(".scroll-pane"),
scrollContent = $(".scroll-content");
//build slider
var scrollbar = $(".scroll-bar").slider({
slide: function(event, ui) {
if (scrollContent.width() > scrollPane.width()) {
scrollContent.css("margin-left", Math.round(
ui.value/100 * (scrollPane.width() - scrollContent.width())
) + "px");
} else {
scrollContent.css("margin-left", 0);
}
}
});
//append icon to handle
var handleHelper = scrollbar.find(".ui-slider-handle")
.mousedown(function() {
scrollbar.width(handleHelper.width());
})
.mouseup(function() {
scrollbar.width("100%");
})
.append("<span class='ui-icon ui-icon-grip-dotted-vertical'></span>")
.wrap("<div class='ui-handle-helper-parent'></div>").parent();
//change overflow to hidden now that slider handles the scrolling
scrollPane.css("overflow", "hidden");
//size scrollbar and handle proportionally to scroll distance
function sizeScrollbar() {
var remainder = scrollContent.width() - scrollPane.width();
var proportion = remainder/scrollContent.width();
var handleSize = scrollPane.width() - (proportion * scrollPane.width());
scrollbar.find(".ui-slider-handle").css({
width: handleSize,
"margin-left": -handleSize/2
});
handleHelper.width("").width(scrollbar.width() - handleSize);
}
//reset slider value based on scroll content position
function resetValue() {
var remainder = scrollPane.width() - scrollContent.width();
var leftVal = scrollContent.css("margin-left") === "auto" ? 0 :
parseInt(scrollContent.css("margin-left"));
var percentage = Math.round(leftVal/remainder * 100);
scrollbar.slider("value", percentage);
}
//if the slider is 100% and window gets larger, reveal content
function reflowContent() {
var showing = scrollContent.width() + parseInt(scrollContent.css("margin-left"), 10);
var gap = scrollPane.width() - showing;
if (gap > 0) {
scrollContent.css("margin-left", parseInt(scrollContent.css("margin-left"), 10) + gap);
}
}
//change handle position on window resize
$(window).resize(function() {
resetValue();
sizeScrollbar();
reflowContent();
});
//init scrollbar size
setTimeout(sizeScrollbar, 10);//safari wants a timeout
});
</script>
</head>
<body>
<div class="scroll-pane ui-widget ui-widget-header ui-corner-all">
<div class="scroll-content">
<div class="scroll-content-item ui-widget-header">1</div>
<div class="scroll-content-item ui-widget-header">2</div>
<div class="scroll-content-item ui-widget-header">3</div>
<div class="scroll-content-item ui-widget-header">4</div>
<div class="scroll-content-item ui-widget-header">5</div>
<div class="scroll-content-item ui-widget-header">6</div>
<div class="scroll-content-item ui-widget-header">7</div>
<div class="scroll-content-item ui-widget-header">8</div>
<div class="scroll-content-item ui-widget-header">9</div>
<div class="scroll-content-item ui-widget-header">10</div>
<div class="scroll-content-item ui-widget-header">11</div>
<div class="scroll-content-item ui-widget-header">12</div>
<div class="scroll-content-item ui-widget-header">13</div>
<div class="scroll-content-item ui-widget-header">14</div>
<div class="scroll-content-item ui-widget-header">15</div>
<div class="scroll-content-item ui-widget-header">16</div>
<div class="scroll-content-item ui-widget-header">17</div>
<div class="scroll-content-item ui-widget-header">18</div>
<div class="scroll-content-item ui-widget-header">19</div>
<div class="scroll-content-item ui-widget-header">20</div>
</div>
<div class="scroll-bar-wrap ui-widget-content ui-corner-bottom">
<div class="scroll-bar"></div>
</div>
</div>
</body>
</html>