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1 <!doctype html>
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2 <html lang="en">
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3 <head>
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4 <meta charset="utf-8">
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5 <title>jQuery UI Slider - Slider scrollbar</title>
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6 <link rel="stylesheet" href="../../themes/base/jquery.ui.all.css">
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7 <script src="../../jquery-1.10.2.js"></script>
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8 <script src="../../ui/jquery.ui.core.js"></script>
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9 <script src="../../ui/jquery.ui.widget.js"></script>
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10 <script src="../../ui/jquery.ui.mouse.js"></script>
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11 <script src="../../ui/jquery.ui.slider.js"></script>
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12 <link rel="stylesheet" href="../demos.css">
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13 <style>
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14 .scroll-pane { overflow: auto; width: 99%; float:left; }
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15 .scroll-content { width: 2440px; float: left; }
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16 .scroll-content-item { width: 100px; height: 100px; float: left; margin: 10px; font-size: 3em; line-height: 96px; text-align: center; }
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17 .scroll-bar-wrap { clear: left; padding: 0 4px 0 2px; margin: 0 -1px -1px -1px; }
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18 .scroll-bar-wrap .ui-slider { background: none; border:0; height: 2em; margin: 0 auto; }
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19 .scroll-bar-wrap .ui-handle-helper-parent { position: relative; width: 100%; height: 100%; margin: 0 auto; }
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20 .scroll-bar-wrap .ui-slider-handle { top:.2em; height: 1.5em; }
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21 .scroll-bar-wrap .ui-slider-handle .ui-icon { margin: -8px auto 0; position: relative; top: 50%; }
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22 </style>
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23 <script>
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24 $(function() {
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25 //scrollpane parts
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26 var scrollPane = $( ".scroll-pane" ),
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27 scrollContent = $( ".scroll-content" );
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28
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29 //build slider
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30 var scrollbar = $( ".scroll-bar" ).slider({
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31 slide: function( event, ui ) {
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32 if ( scrollContent.width() > scrollPane.width() ) {
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33 scrollContent.css( "margin-left", Math.round(
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34 ui.value / 100 * ( scrollPane.width() - scrollContent.width() )
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35 ) + "px" );
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36 } else {
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37 scrollContent.css( "margin-left", 0 );
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38 }
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39 }
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40 });
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41
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42 //append icon to handle
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43 var handleHelper = scrollbar.find( ".ui-slider-handle" )
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44 .mousedown(function() {
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45 scrollbar.width( handleHelper.width() );
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46 })
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47 .mouseup(function() {
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48 scrollbar.width( "100%" );
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49 })
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50 .append( "<span class='ui-icon ui-icon-grip-dotted-vertical'></span>" )
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51 .wrap( "<div class='ui-handle-helper-parent'></div>" ).parent();
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52
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53 //change overflow to hidden now that slider handles the scrolling
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54 scrollPane.css( "overflow", "hidden" );
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55
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56 //size scrollbar and handle proportionally to scroll distance
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57 function sizeScrollbar() {
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58 var remainder = scrollContent.width() - scrollPane.width();
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59 var proportion = remainder / scrollContent.width();
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60 var handleSize = scrollPane.width() - ( proportion * scrollPane.width() );
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61 scrollbar.find( ".ui-slider-handle" ).css({
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62 width: handleSize,
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63 "margin-left": -handleSize / 2
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64 });
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65 handleHelper.width( "" ).width( scrollbar.width() - handleSize );
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66 }
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67
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68 //reset slider value based on scroll content position
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69 function resetValue() {
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70 var remainder = scrollPane.width() - scrollContent.width();
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71 var leftVal = scrollContent.css( "margin-left" ) === "auto" ? 0 :
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72 parseInt( scrollContent.css( "margin-left" ) );
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73 var percentage = Math.round( leftVal / remainder * 100 );
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74 scrollbar.slider( "value", percentage );
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75 }
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76
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77 //if the slider is 100% and window gets larger, reveal content
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78 function reflowContent() {
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79 var showing = scrollContent.width() + parseInt( scrollContent.css( "margin-left" ), 10 );
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80 var gap = scrollPane.width() - showing;
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81 if ( gap > 0 ) {
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82 scrollContent.css( "margin-left", parseInt( scrollContent.css( "margin-left" ), 10 ) + gap );
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83 }
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84 }
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85
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86 //change handle position on window resize
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87 $( window ).resize(function() {
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88 resetValue();
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89 sizeScrollbar();
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90 reflowContent();
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91 });
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92 //init scrollbar size
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93 setTimeout( sizeScrollbar, 10 );//safari wants a timeout
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94 });
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95 </script>
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96 </head>
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97 <body>
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98
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99 <div class="scroll-pane ui-widget ui-widget-header ui-corner-all">
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100 <div class="scroll-content">
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101 <div class="scroll-content-item ui-widget-header">1</div>
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102 <div class="scroll-content-item ui-widget-header">2</div>
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103 <div class="scroll-content-item ui-widget-header">3</div>
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104 <div class="scroll-content-item ui-widget-header">4</div>
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105 <div class="scroll-content-item ui-widget-header">5</div>
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106 <div class="scroll-content-item ui-widget-header">6</div>
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107 <div class="scroll-content-item ui-widget-header">7</div>
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108 <div class="scroll-content-item ui-widget-header">8</div>
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109 <div class="scroll-content-item ui-widget-header">9</div>
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110 <div class="scroll-content-item ui-widget-header">10</div>
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111 <div class="scroll-content-item ui-widget-header">11</div>
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112 <div class="scroll-content-item ui-widget-header">12</div>
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113 <div class="scroll-content-item ui-widget-header">13</div>
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114 <div class="scroll-content-item ui-widget-header">14</div>
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115 <div class="scroll-content-item ui-widget-header">15</div>
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116 <div class="scroll-content-item ui-widget-header">16</div>
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117 <div class="scroll-content-item ui-widget-header">17</div>
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118 <div class="scroll-content-item ui-widget-header">18</div>
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119 <div class="scroll-content-item ui-widget-header">19</div>
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120 <div class="scroll-content-item ui-widget-header">20</div>
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121 </div>
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122 <div class="scroll-bar-wrap ui-widget-content ui-corner-bottom">
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123 <div class="scroll-bar"></div>
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124 </div>
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125 </div>
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126
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127 <div class="demo-description">
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128 <p>Use a slider to manipulate the positioning of content on the page. In this case, it acts as a scrollbar with the potential to capture values if needed.</p>
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129 </div>
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130 </body>
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131 </html>
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