/*!

 * jQuery UI Progressbar 1.10.3

 * 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: "1.10.3",

	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 );