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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 type="text/css" href="../../themes/base/jquery.ui.all.css" rel="stylesheet" /> |
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7 <script type="text/javascript" src="../../jquery-1.4.2.js"></script> |
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8 <script type="text/javascript" src="../../ui/jquery.ui.core.js"></script> |
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9 <script type="text/javascript" src="../../ui/jquery.ui.widget.js"></script> |
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10 <script type="text/javascript" src="../../ui/jquery.ui.mouse.js"></script> |
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11 <script type="text/javascript" src="../../ui/jquery.ui.slider.js"></script> |
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12 <link type="text/css" href="../demos.css" rel="stylesheet" /> |
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13 <style type="text/css"> |
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14 #demo-frame > div.demo { padding: 10px !important; } |
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15 .scroll-pane { overflow: auto; width: 99%; float:left; } |
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16 .scroll-content { width: 2440px; float: left; } |
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17 .scroll-content-item { width: 100px; height: 100px; float: left; margin: 10px; font-size: 3em; line-height: 96px; text-align: center; } |
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18 * html .scroll-content-item { display: inline; } /* IE6 float double margin bug */ |
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19 .scroll-bar-wrap { clear: left; padding: 0 4px 0 2px; margin: 0 -1px -1px -1px; } |
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20 .scroll-bar-wrap .ui-slider { background: none; border:0; height: 2em; margin: 0 auto; } |
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21 .scroll-bar-wrap .ui-handle-helper-parent { position: relative; width: 100%; height: 100%; margin: 0 auto; } |
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22 .scroll-bar-wrap .ui-slider-handle { top:.2em; height: 1.5em; } |
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23 .scroll-bar-wrap .ui-slider-handle .ui-icon { margin: -8px auto 0; position: relative; top: 50%; } |
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24 </style> |
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25 <script type="text/javascript"> |
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26 $(function() { |
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27 //scrollpane parts |
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28 var scrollPane = $('.scroll-pane'); |
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29 var scrollContent = $('.scroll-content'); |
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30 |
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31 //build slider |
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32 var scrollbar = $(".scroll-bar").slider({ |
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33 slide:function(e, ui){ |
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34 if( scrollContent.width() > scrollPane.width() ){ scrollContent.css('margin-left', Math.round( ui.value / 100 * ( scrollPane.width() - scrollContent.width() )) + 'px'); } |
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35 else { scrollContent.css('margin-left', 0); } |
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36 } |
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37 }); |
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38 |
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39 //append icon to handle |
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40 var handleHelper = scrollbar.find('.ui-slider-handle') |
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41 .mousedown(function(){ |
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42 scrollbar.width( handleHelper.width() ); |
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43 }) |
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44 .mouseup(function(){ |
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45 scrollbar.width( '100%' ); |
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46 }) |
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47 .append('<span class="ui-icon ui-icon-grip-dotted-vertical"></span>') |
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48 .wrap('<div class="ui-handle-helper-parent"></div>').parent(); |
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49 |
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50 //change overflow to hidden now that slider handles the scrolling |
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51 scrollPane.css('overflow','hidden'); |
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52 |
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53 //size scrollbar and handle proportionally to scroll distance |
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54 function sizeScrollbar(){ |
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55 var remainder = scrollContent.width() - scrollPane.width(); |
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56 var proportion = remainder / scrollContent.width(); |
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57 var handleSize = scrollPane.width() - (proportion * scrollPane.width()); |
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58 scrollbar.find('.ui-slider-handle').css({ |
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59 width: handleSize, |
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60 'margin-left': -handleSize/2 |
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61 }); |
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62 handleHelper.width('').width( scrollbar.width() - handleSize); |
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63 } |
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64 |
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65 //reset slider value based on scroll content position |
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66 function resetValue(){ |
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67 var remainder = scrollPane.width() - scrollContent.width(); |
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68 var leftVal = scrollContent.css('margin-left') == 'auto' ? 0 : parseInt(scrollContent.css('margin-left')); |
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69 var percentage = Math.round(leftVal / remainder * 100); |
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70 scrollbar.slider("value", percentage); |
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71 } |
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72 //if the slider is 100% and window gets larger, reveal content |
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73 function reflowContent(){ |
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74 var showing = scrollContent.width() + parseInt( scrollContent.css('margin-left') ); |
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75 var gap = scrollPane.width() - showing; |
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76 if(gap > 0){ |
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77 scrollContent.css('margin-left', parseInt( scrollContent.css('margin-left') ) + gap); |
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78 } |
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79 } |
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80 |
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81 //change handle position on window resize |
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82 $(window) |
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83 .resize(function(){ |
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84 resetValue(); |
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85 sizeScrollbar(); |
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86 reflowContent(); |
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87 }); |
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88 //init scrollbar size |
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89 setTimeout(sizeScrollbar,10);//safari wants a timeout |
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90 }); |
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91 </script> |
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92 </head> |
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93 <body> |
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94 |
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95 <div class="demo"> |
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96 |
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97 <div class="scroll-pane ui-widget ui-widget-header ui-corner-all"> |
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98 <div class="scroll-content"> |
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99 <div class="scroll-content-item ui-widget-header">1</div> |
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100 <div class="scroll-content-item ui-widget-header">2</div> |
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101 <div class="scroll-content-item ui-widget-header">3</div> |
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102 <div class="scroll-content-item ui-widget-header">4</div> |
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103 <div class="scroll-content-item ui-widget-header">5</div> |
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104 <div class="scroll-content-item ui-widget-header">6</div> |
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105 <div class="scroll-content-item ui-widget-header">7</div> |
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106 <div class="scroll-content-item ui-widget-header">8</div> |
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107 <div class="scroll-content-item ui-widget-header">9</div> |
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108 <div class="scroll-content-item ui-widget-header">10</div> |
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109 <div class="scroll-content-item ui-widget-header">11</div> |
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110 <div class="scroll-content-item ui-widget-header">12</div> |
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111 <div class="scroll-content-item ui-widget-header">13</div> |
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112 <div class="scroll-content-item ui-widget-header">14</div> |
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113 <div class="scroll-content-item ui-widget-header">15</div> |
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114 <div class="scroll-content-item ui-widget-header">16</div> |
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115 <div class="scroll-content-item ui-widget-header">17</div> |
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116 <div class="scroll-content-item ui-widget-header">18</div> |
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117 <div class="scroll-content-item ui-widget-header">19</div> |
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118 <div class="scroll-content-item ui-widget-header">20</div> |
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119 </div> |
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120 <div class="scroll-bar-wrap ui-widget-content ui-corner-bottom"> |
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121 <div class="scroll-bar"></div> |
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122 </div> |
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123 </div> |
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124 |
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125 |
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126 |
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127 </div><!-- End demo --> |
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128 |
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129 |
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130 |
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131 <div class="demo-description"> |
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132 |
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133 <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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134 |
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135 </div><!-- End demo-description --> |
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136 |
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137 </body> |
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138 </html> |