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/*!

 * jQuery UI Progressbar 1.10.2

 * http://jqueryui.com

 *

 * Copyright 2013 jQuery Foundation and other contributors

 * Released under the MIT license.

 * http://jquery.org/license

 *

 * http://api.jqueryui.com/progressbar/

 *

 * Depends:

 *   jquery.ui.core.js

 *   jquery.ui.widget.js

 */

(function( $, undefined ) {

$.widget( "ui.progressbar", {

        version: "1.10.2",

        options: {

                max: 100,

                value: 0,

                change: null,

                complete: null

        },

        min: 0,

        _create: function() {

                // Constrain initial value

                this.oldValue = this.options.value = this._constrainedValue();

                this.element

                        .addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )

                        .attr({

                                // Only set static values, aria-valuenow and aria-valuemax are

                                // set inside _refreshValue()

                                role: "progressbar",

                                "aria-valuemin": this.min

                        });

                this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" )

                        .appendTo( this.element );

                this._refreshValue();

        },

        _destroy: function() {

                this.element

                        .removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )

                        .removeAttr( "role" )

                        .removeAttr( "aria-valuemin" )

                        .removeAttr( "aria-valuemax" )

                        .removeAttr( "aria-valuenow" );

                this.valueDiv.remove();

        },

        value: function( newValue ) {

                if ( newValue === undefined ) {

                        return this.options.value;

                }

                this.options.value = this._constrainedValue( newValue );

                this._refreshValue();

        },

        _constrainedValue: function( newValue ) {

                if ( newValue === undefined ) {

                        newValue = this.options.value;

                }

                this.indeterminate = newValue === false;

                // sanitize value

                if ( typeof newValue !== "number" ) {

                        newValue = 0;

                }

                return this.indeterminate ? false :

                        Math.min( this.options.max, Math.max( this.min, newValue ) );

        },

        _setOptions: function( options ) {

                // Ensure "value" option is set after other values (like max)

                var value = options.value;

                delete options.value;

                this._super( options );

                this.options.value = this._constrainedValue( value );

                this._refreshValue();

        },

        _setOption: function( key, value ) {

                if ( key === "max" ) {

                        // Don't allow a max less than min

                        value = Math.max( this.min, value );

                }

                this._super( key, value );

        },

        _percentage: function() {

                return this.indeterminate ? 100 : 100 * ( this.options.value - this.min ) / ( this.options.max - this.min );

        },

        _refreshValue: function() {

                var value = this.options.value,

                        percentage = this._percentage();

                this.valueDiv

                        .toggle( this.indeterminate || value > this.min )

                        .toggleClass( "ui-corner-right", value === this.options.max )

                        .width( percentage.toFixed(0) + "%" );

                this.element.toggleClass( "ui-progressbar-indeterminate", this.indeterminate );

                if ( this.indeterminate ) {

                        this.element.removeAttr( "aria-valuenow" );

                        if ( !this.overlayDiv ) {

                                this.overlayDiv = $( "<div class='ui-progressbar-overlay'></div>" ).appendTo( this.valueDiv );

                        }

                } else {

                        this.element.attr({

                                "aria-valuemax": this.options.max,

                                "aria-valuenow": value

                        });

                        if ( this.overlayDiv ) {

                                this.overlayDiv.remove();

                                this.overlayDiv = null;

                        }

                }

                if ( this.oldValue !== value ) {

                        this.oldValue = value;

                        this._trigger( "change" );

                }

                if ( value === this.options.max ) {

                        this._trigger( "complete" );

                }

        }

});

})( jQuery );