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torben |
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/*! |
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* jQuery UI Progressbar 1.10.3 |
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* http://jqueryui.com |
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* |
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* Copyright 2013 jQuery Foundation and other contributors |
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* Released under the MIT license. |
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* http://jquery.org/license |
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* |
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* http://api.jqueryui.com/progressbar/ |
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* |
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* Depends: |
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* jquery.ui.core.js |
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* jquery.ui.widget.js |
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*/ |
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(function( $, undefined ) { |
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$.widget( "ui.progressbar", { |
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version: "1.10.3", |
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options: { |
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max: 100, |
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value: 0, |
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change: null, |
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complete: null |
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}, |
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min: 0, |
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_create: function() { |
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// Constrain initial value |
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this.oldValue = this.options.value = this._constrainedValue(); |
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this.element |
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.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" ) |
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.attr({ |
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// Only set static values, aria-valuenow and aria-valuemax are |
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// set inside _refreshValue() |
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role: "progressbar", |
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"aria-valuemin": this.min |
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}); |
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this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" ) |
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.appendTo( this.element ); |
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this._refreshValue(); |
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}, |
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_destroy: function() { |
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this.element |
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.removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" ) |
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.removeAttr( "role" ) |
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.removeAttr( "aria-valuemin" ) |
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.removeAttr( "aria-valuemax" ) |
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.removeAttr( "aria-valuenow" ); |
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this.valueDiv.remove(); |
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}, |
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value: function( newValue ) { |
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if ( newValue === undefined ) { |
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return this.options.value; |
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} |
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this.options.value = this._constrainedValue( newValue ); |
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this._refreshValue(); |
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}, |
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_constrainedValue: function( newValue ) { |
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if ( newValue === undefined ) { |
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newValue = this.options.value; |
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} |
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this.indeterminate = newValue === false; |
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// sanitize value |
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if ( typeof newValue !== "number" ) { |
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newValue = 0; |
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} |
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return this.indeterminate ? false : |
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Math.min( this.options.max, Math.max( this.min, newValue ) ); |
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}, |
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_setOptions: function( options ) { |
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// Ensure "value" option is set after other values (like max) |
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var value = options.value; |
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delete options.value; |
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this._super( options ); |
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this.options.value = this._constrainedValue( value ); |
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this._refreshValue(); |
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}, |
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_setOption: function( key, value ) { |
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if ( key === "max" ) { |
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// Don't allow a max less than min |
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value = Math.max( this.min, value ); |
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} |
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this._super( key, value ); |
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}, |
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_percentage: function() { |
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return this.indeterminate ? 100 : 100 * ( this.options.value - this.min ) / ( this.options.max - this.min ); |
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}, |
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_refreshValue: function() { |
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var value = this.options.value, |
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percentage = this._percentage(); |
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this.valueDiv |
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.toggle( this.indeterminate || value > this.min ) |
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.toggleClass( "ui-corner-right", value === this.options.max ) |
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.width( percentage.toFixed(0) + "%" ); |
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this.element.toggleClass( "ui-progressbar-indeterminate", this.indeterminate ); |
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if ( this.indeterminate ) { |
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this.element.removeAttr( "aria-valuenow" ); |
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if ( !this.overlayDiv ) { |
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this.overlayDiv = $( "<div class='ui-progressbar-overlay'></div>" ).appendTo( this.valueDiv ); |
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} |
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} else { |
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this.element.attr({ |
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"aria-valuemax": this.options.max, |
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"aria-valuenow": value |
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}); |
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if ( this.overlayDiv ) { |
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this.overlayDiv.remove(); |
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this.overlayDiv = null; |
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} |
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} |
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if ( this.oldValue !== value ) { |
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this.oldValue = value; |
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this._trigger( "change" ); |
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} |
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if ( value === this.options.max ) { |
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this._trigger( "complete" ); |
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} |
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} |
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}); |
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})( jQuery ); |
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