/*
 * jQuery UI 1.7.2 
 * 
 * Aperto modified (options will be created with deep parameter)
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
;jQuery.ui || (function($) {
 
var _remove = $.fn.remove;

//Helper functions and ui object
$.ui = {
	version: "1.7.2",

	contains: function(a, b) {
		return document.compareDocumentPosition
			? a.compareDocumentPosition(b) & 16
			: a !== b && a.contains(b);
	},

	keyCode: {
		BACKSPACE: 8,
		CAPS_LOCK: 20,
		COMMA: 188,
		CONTROL: 17,
		DELETE: 46,
		DOWN: 40,
		END: 35,
		ENTER: 13,
		ESCAPE: 27,
		HOME: 36,
		INSERT: 45,
		LEFT: 37,
		NUMPAD_ADD: 107,
		NUMPAD_DECIMAL: 110,
		NUMPAD_DIVIDE: 111,
		NUMPAD_ENTER: 108,
		NUMPAD_MULTIPLY: 106,
		NUMPAD_SUBTRACT: 109,
		PAGE_DOWN: 34,
		PAGE_UP: 33,
		PERIOD: 190,
		RIGHT: 39,
		SHIFT: 16,
		SPACE: 32,
		TAB: 9,
		UP: 38
	}
};

// $.widget is a factory to create jQuery plugins
// taking some boilerplate code out of the plugin code
function getter(namespace, plugin, method, args) {
	function getMethods(type) {
		var methods = $[namespace][plugin][type] || [];
		return (typeof methods == 'string' ? methods.split(/,?\s+/) : methods);
	}

	var methods = getMethods('getter');
	if (args.length == 1 && typeof args[0] == 'string') {
		methods = methods.concat(getMethods('getterSetter'));
	}
	return ($.inArray(method, methods) != -1);
}

$.widget = function(name, prototype) {
	var namespace = name.split(".")[0];
	name = name.split(".")[1];

	// create plugin method
	$.fn[name] = function(options) {
		var isMethodCall = (typeof options == 'string'),
			args = Array.prototype.slice.call(arguments, 1);

		// prevent calls to internal methods
		if (isMethodCall && options.substring(0, 1) == '_') {
			return this;
		}

		// handle getter methods
		if (isMethodCall && getter(namespace, name, options, args)) {
			var instance = $.data(this[0], name);
			return (instance ? instance[options].apply(instance, args)
				: undefined);
		}

		// handle initialization and non-getter methods
		return this.each(function() {
			var instance = $.data(this, name);

			// constructor
			(!instance && !isMethodCall &&
				$.data(this, name, new $[namespace][name](this, options))._init());

			// method call
			(instance && isMethodCall && $.isFunction(instance[options]) &&
				instance[options].apply(instance, args));
		});
	};

	// create widget constructor
	$[namespace] = $[namespace] || {};
	$[namespace][name] = function(element, options) {
		var self = this;

		this.namespace = namespace;
		this.widgetName = name;
		this.widgetEventPrefix = $[namespace][name].eventPrefix || name;
		this.widgetBaseClass = namespace + '-' + name;

		this.options = $.extend(true, {},
			$.widget.defaults,
			$[namespace][name].defaults,
			$.metadata && $.metadata.get(element)[name],
			options);

		this.element = $(element)
			.bind('setData.' + name, function(event, key, value) {
				if (event.target == element) {
					return self._setData(key, value);
				}
			})
			.bind('getData.' + name, function(event, key) {
				if (event.target == element) {
					return self._getData(key);
				}
			})
			.bind('remove', function() {
				return self.destroy();
			});
	};

	// add widget prototype
	$[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);

	// TODO: merge getter and getterSetter properties from widget prototype
	// and plugin prototype
	$[namespace][name].getterSetter = 'option';
};

$.widget.prototype = {
	_init: function() {},
	destroy: function() {
		this.element.removeData(this.widgetName)
			.removeClass(this.widgetBaseClass + '-disabled' + ' ' + this.namespace + '-state-disabled')
			.removeAttr('aria-disabled');
	},

	option: function(key, value) {
		var options = key,
			self = this;

		if (typeof key == "string") {
			if (value === undefined) {
				return this._getData(key);
			}
			options = {};
			options[key] = value;
		}

		$.each(options, function(key, value) {
			self._setData(key, value);
		});
	},
	_getData: function(key) {
		return this.options[key];
	},
	_setData: function(key, value) {
		this.options[key] = value;

		if (key == 'disabled') {
			this.element
				[value ? 'addClass' : 'removeClass'](
					this.widgetBaseClass + '-disabled' + ' ' +
					this.namespace + '-state-disabled')
				.attr("aria-disabled", value);
		}
	},

	enable: function() {
		this._setData('disabled', false);
	},
	disable: function() {
		this._setData('disabled', true);
	},

	_trigger: function(type, event, data) {
		var callback = this.options[type],
			eventName = (type == this.widgetEventPrefix
				? type : this.widgetEventPrefix + type);

		event = $.Event(event);
		event.type = eventName;

		// copy original event properties over to the new event
		// this would happen if we could call $.event.fix instead of $.Event
		// but we don't have a way to force an event to be fixed multiple times
		if (event.originalEvent) {
			for (var i = $.event.props.length, prop; i;) {
				prop = $.event.props[--i];
				event[prop] = event.originalEvent[prop];
			}
		}

		this.element.trigger(event, data);

		return !($.isFunction(callback) && callback.call(this.element[0], event, data) === false
			|| event.isDefaultPrevented());
	}
};

$.widget.defaults = {
	disabled: false
};

})(jQuery);