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<!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/1.11.0/themes/smoothness/jquery-ui.css">

  <script src="http://code.jquery.com/jquery-1.11.2.js"></script>

  <script src="http://code.jquery.com/ui/1.11.0/jquery-ui.js"></script>
  <script>/*! Copyright (c) 2013 Brandon Aaron (http://brandon.aaron.sh)
 * Licensed under the MIT License (LICENSE.txt).
 *
 * Version: 3.1.12
 *
 * Requires: jQuery 1.2.2+
 */
!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):"object"==typeof exports?module.exports=a:a(jQuery)}(function(a){function b(b){var g=b||window.event,h=i.call(arguments,1),j=0,l=0,m=0,n=0,o=0,p=0;if(b=a.event.fix(g),b.type="mousewheel","detail"in g&&(m=-1*g.detail),"wheelDelta"in g&&(m=g.wheelDelta),"wheelDeltaY"in g&&(m=g.wheelDeltaY),"wheelDeltaX"in g&&(l=-1*g.wheelDeltaX),"axis"in g&&g.axis===g.HORIZONTAL_AXIS&&(l=-1*m,m=0),j=0===m?l:m,"deltaY"in g&&(m=-1*g.deltaY,j=m),"deltaX"in g&&(l=g.deltaX,0===m&&(j=-1*l)),0!==m||0!==l){if(1===g.deltaMode){var q=a.data(this,"mousewheel-line-height");j*=q,m*=q,l*=q}else if(2===g.deltaMode){var r=a.data(this,"mousewheel-page-height");j*=r,m*=r,l*=r}if(n=Math.max(Math.abs(m),Math.abs(l)),(!f||f>n)&&(f=n,d(g,n)&&(f/=40)),d(g,n)&&(j/=40,l/=40,m/=40),j=Math[j>=1?"floor":"ceil"](j/f),l=Math[l>=1?"floor":"ceil"](l/f),m=Math[m>=1?"floor":"ceil"](m/f),k.settings.normalizeOffset&&this.getBoundingClientRect){var s=this.getBoundingClientRect();o=b.clientX-s.left,p=b.clientY-s.top}return b.deltaX=l,b.deltaY=m,b.deltaFactor=f,b.offsetX=o,b.offsetY=p,b.deltaMode=0,h.unshift(b,j,l,m),e&&clearTimeout(e),e=setTimeout(c,200),(a.event.dispatch||a.event.handle).apply(this,h)}}function c(){f=null}function d(a,b){return k.settings.adjustOldDeltas&&"mousewheel"===a.type&&b%120===0}var e,f,g=["wheel","mousewheel","DOMMouseScroll","MozMousePixelScroll"],h="onwheel"in document||document.documentMode>=9?["wheel"]:["mousewheel","DomMouseScroll","MozMousePixelScroll"],i=Array.prototype.slice;if(a.event.fixHooks)for(var j=g.length;j;)a.event.fixHooks[g[--j]]=a.event.mouseHooks;var k=a.event.special.mousewheel={version:"3.1.12",setup:function(){if(this.addEventListener)for(var c=h.length;c;)this.addEventListener(h[--c],b,!1);else this.onmousewheel=b;a.data(this,"mousewheel-line-height",k.getLineHeight(this)),a.data(this,"mousewheel-page-height",k.getPageHeight(this))},teardown:function(){if(this.removeEventListener)for(var c=h.length;c;)this.removeEventListener(h[--c],b,!1);else this.onmousewheel=null;a.removeData(this,"mousewheel-line-height"),a.removeData(this,"mousewheel-page-height")},getLineHeight:function(b){var c=a(b),d=c["offsetParent"in a.fn?"offsetParent":"parent"]();return d.length||(d=a("body")),parseInt(d.css("fontSize"),10)||parseInt(c.css("fontSize"),10)||16},getPageHeight:function(b){return a(b).height()},settings:{adjustOldDeltas:!0,normalizeOffset:!0}};a.fn.extend({mousewheel:function(a){return a?this.bind("mousewheel",a):this.trigger("mousewheel")},unmousewheel:function(a){return this.unbind("mousewheel",a)}})});
</script>

  <link rel="stylesheet" href="/resources/demos/style.css">

  <style>

  .scroll-pane { overflow: auto; width: 500px;  margin: 20px auto; }

  .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 );

        }

      },
      change: 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
    $('#my_elem').mousewheel(function(event) {
    console.log(event.deltaX, event.deltaY, event.deltaFactor);
});
    setTimeout( sizeScrollbar, 10 );//safari wants a timeout
    $( ".scroll-pane" ).mousewheel(function (event) {event.preventDefault();
       var value = scrollbar.slider( "option", "value" );
       value += event.deltaY;
       value > 100 && (value = 100);
       value < 0 && (value = 0);
scrollbar.slider( "option", "value", value );
            });

  });

  </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>

Последний раз редактировалось рони, 20.01.2015 в 13:59.
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