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1 /*! |
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2 * jQuery UI Progressbar 1.10.3 |
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3 * http://jqueryui.com |
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4 * |
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5 * Copyright 2013 jQuery Foundation and other contributors |
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6 * Released under the MIT license. |
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7 * http://jquery.org/license |
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8 * |
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9 * http://api.jqueryui.com/progressbar/ |
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10 * |
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11 * Depends: |
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12 * jquery.ui.core.js |
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13 * jquery.ui.widget.js |
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14 */ |
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15 (function( $, undefined ) { |
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16 |
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17 $.widget( "ui.progressbar", { |
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18 version: "1.10.3", |
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19 options: { |
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20 max: 100, |
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21 value: 0, |
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22 |
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23 change: null, |
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24 complete: null |
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25 }, |
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26 |
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27 min: 0, |
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28 |
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29 _create: function() { |
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30 // Constrain initial value |
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31 this.oldValue = this.options.value = this._constrainedValue(); |
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32 |
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33 this.element |
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34 .addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" ) |
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35 .attr({ |
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36 // Only set static values, aria-valuenow and aria-valuemax are |
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37 // set inside _refreshValue() |
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38 role: "progressbar", |
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39 "aria-valuemin": this.min |
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40 }); |
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41 |
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42 this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" ) |
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43 .appendTo( this.element ); |
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44 |
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45 this._refreshValue(); |
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46 }, |
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47 |
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48 _destroy: function() { |
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49 this.element |
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50 .removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" ) |
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51 .removeAttr( "role" ) |
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52 .removeAttr( "aria-valuemin" ) |
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53 .removeAttr( "aria-valuemax" ) |
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54 .removeAttr( "aria-valuenow" ); |
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55 |
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56 this.valueDiv.remove(); |
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57 }, |
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58 |
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59 value: function( newValue ) { |
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60 if ( newValue === undefined ) { |
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61 return this.options.value; |
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62 } |
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63 |
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64 this.options.value = this._constrainedValue( newValue ); |
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65 this._refreshValue(); |
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66 }, |
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67 |
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68 _constrainedValue: function( newValue ) { |
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69 if ( newValue === undefined ) { |
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70 newValue = this.options.value; |
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71 } |
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72 |
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73 this.indeterminate = newValue === false; |
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74 |
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75 // sanitize value |
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76 if ( typeof newValue !== "number" ) { |
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77 newValue = 0; |
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78 } |
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79 |
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80 return this.indeterminate ? false : |
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81 Math.min( this.options.max, Math.max( this.min, newValue ) ); |
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82 }, |
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83 |
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84 _setOptions: function( options ) { |
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85 // Ensure "value" option is set after other values (like max) |
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86 var value = options.value; |
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87 delete options.value; |
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88 |
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89 this._super( options ); |
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90 |
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91 this.options.value = this._constrainedValue( value ); |
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92 this._refreshValue(); |
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93 }, |
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94 |
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95 _setOption: function( key, value ) { |
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96 if ( key === "max" ) { |
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97 // Don't allow a max less than min |
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98 value = Math.max( this.min, value ); |
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99 } |
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100 |
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101 this._super( key, value ); |
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102 }, |
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103 |
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104 _percentage: function() { |
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105 return this.indeterminate ? 100 : 100 * ( this.options.value - this.min ) / ( this.options.max - this.min ); |
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106 }, |
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107 |
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108 _refreshValue: function() { |
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109 var value = this.options.value, |
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110 percentage = this._percentage(); |
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111 |
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112 this.valueDiv |
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113 .toggle( this.indeterminate || value > this.min ) |
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114 .toggleClass( "ui-corner-right", value === this.options.max ) |
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115 .width( percentage.toFixed(0) + "%" ); |
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116 |
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117 this.element.toggleClass( "ui-progressbar-indeterminate", this.indeterminate ); |
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118 |
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119 if ( this.indeterminate ) { |
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120 this.element.removeAttr( "aria-valuenow" ); |
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121 if ( !this.overlayDiv ) { |
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122 this.overlayDiv = $( "<div class='ui-progressbar-overlay'></div>" ).appendTo( this.valueDiv ); |
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123 } |
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124 } else { |
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125 this.element.attr({ |
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126 "aria-valuemax": this.options.max, |
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127 "aria-valuenow": value |
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128 }); |
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129 if ( this.overlayDiv ) { |
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130 this.overlayDiv.remove(); |
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131 this.overlayDiv = null; |
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132 } |
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133 } |
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134 |
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135 if ( this.oldValue !== value ) { |
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136 this.oldValue = value; |
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137 this._trigger( "change" ); |
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138 } |
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139 if ( value === this.options.max ) { |
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140 this._trigger( "complete" ); |
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141 } |
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142 } |
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143 }); |
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144 |
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145 })( jQuery ); |