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/*
 * jQuery UI Progressbar @VERSION
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Progressbar
 *
 * Depends:
 *   ui.core.js
 */
(function($) {

$.widget("ui.progressbar", {

	_init: function() {

		var self = this,
			options = this.options;

		this.element
			.addClass("ui-progressbar"
				+ " ui-widget"
				+ " ui-widget-content"
				+ " ui-corner-all")
			.attr({
				role: "progressbar",
				"aria-valuemin": this._valueMin(),
				"aria-valuemax": this._valueMax(),
				"aria-valuenow": this._value()
			});

		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")
			.removeData("progressbar")
			.unbind(".progressbar");

		this.valueDiv.remove();

		$.widget.prototype.destroy.apply(this, arguments);

	},

	value: function(newValue) {
		arguments.length && this._setData("value", newValue);

		return this._value();
	},

	_setData: function(key, value){
		switch (key) {
			case 'value':
				this.options.value = value;
				this._refreshValue();
				this._trigger('change', null, {});
				break;
		}

		$.widget.prototype._setData.apply(this, arguments);
	},

	_value: function() {
		var val = this.options.value;
		if (val < this._valueMin()) val = this._valueMin();
		if (val > this._valueMax()) val = this._valueMax();

		return val;
	},

	_valueMin: function() {
		var valueMin = 0;

		return valueMin;
	},

	_valueMax: function() {
		var valueMax = 100;

		return valueMax;
	},

	_refreshValue: function() {
		var value = this.value();
		this.valueDiv[value == this._valueMax() ? 'addClass' : 'removeClass']("ui-corner-right");
		this.valueDiv.width(value + '%');
		this.element.attr("aria-valuenow", value);
	}

});

$.extend($.ui.progressbar, {
	version: "@VERSION",
	defaults: {
		value: 0
	}
});

})(jQuery);