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Diffstat (limited to 'public_html/data/js/vendor/jquery-ui.js')
| -rw-r--r-- | public_html/data/js/vendor/jquery-ui.js | 4825 |
1 files changed, 4825 insertions, 0 deletions
diff --git a/public_html/data/js/vendor/jquery-ui.js b/public_html/data/js/vendor/jquery-ui.js new file mode 100644 index 000000000..b17df82bd --- /dev/null +++ b/public_html/data/js/vendor/jquery-ui.js @@ -0,0 +1,4825 @@ +/*! jQuery UI - v1.12.1 - 2016-09-19 +* http://jqueryui.com +* Includes: widget.js, position.js, data.js, disable-selection.js, focusable.js, form-reset-mixin.js, jquery-1-7.js, keycode.js, labels.js, scroll-parent.js, tabbable.js, unique-id.js, widgets/sortable.js, widgets/autocomplete.js, widgets/menu.js, widgets/mouse.js +* Copyright jQuery Foundation and other contributors; Licensed MIT */ + +(function( factory ) { + if ( typeof define === "function" && define.amd ) { + + // AMD. Register as an anonymous module. + define([ "jquery" ], factory ); + } else { + + // Browser globals + factory( jQuery ); + } +}(function( $ ) { + +$.ui = $.ui || {}; + +var version = $.ui.version = "1.12.1"; + + +/*! + * jQuery UI Widget 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Widget +//>>group: Core +//>>description: Provides a factory for creating stateful widgets with a common API. +//>>docs: http://api.jqueryui.com/jQuery.widget/ +//>>demos: http://jqueryui.com/widget/ + + + +var widgetUuid = 0; +var widgetSlice = Array.prototype.slice; + +$.cleanData = ( function( orig ) { + return function( elems ) { + var events, elem, i; + for ( i = 0; ( elem = elems[ i ] ) != null; i++ ) { + try { + + // Only trigger remove when necessary to save time + events = $._data( elem, "events" ); + if ( events && events.remove ) { + $( elem ).triggerHandler( "remove" ); + } + + // Http://bugs.jquery.com/ticket/8235 + } catch ( e ) {} + } + orig( elems ); + }; +} )( $.cleanData ); + +$.widget = function( name, base, prototype ) { + var existingConstructor, constructor, basePrototype; + + // ProxiedPrototype allows the provided prototype to remain unmodified + // so that it can be used as a mixin for multiple widgets (#8876) + var proxiedPrototype = {}; + + var namespace = name.split( "." )[ 0 ]; + name = name.split( "." )[ 1 ]; + var fullName = namespace + "-" + name; + + if ( !prototype ) { + prototype = base; + base = $.Widget; + } + + if ( $.isArray( prototype ) ) { + prototype = $.extend.apply( null, [ {} ].concat( prototype ) ); + } + + // Create selector for plugin + $.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) { + return !!$.data( elem, fullName ); + }; + + $[ namespace ] = $[ namespace ] || {}; + existingConstructor = $[ namespace ][ name ]; + constructor = $[ namespace ][ name ] = function( options, element ) { + + // Allow instantiation without "new" keyword + if ( !this._createWidget ) { + return new constructor( options, element ); + } + + // Allow instantiation without initializing for simple inheritance + // must use "new" keyword (the code above always passes args) + if ( arguments.length ) { + this._createWidget( options, element ); + } + }; + + // Extend with the existing constructor to carry over any static properties + $.extend( constructor, existingConstructor, { + version: prototype.version, + + // Copy the object used to create the prototype in case we need to + // redefine the widget later + _proto: $.extend( {}, prototype ), + + // Track widgets that inherit from this widget in case this widget is + // redefined after a widget inherits from it + _childConstructors: [] + } ); + + basePrototype = new base(); + + // We need to make the options hash a property directly on the new instance + // otherwise we'll modify the options hash on the prototype that we're + // inheriting from + basePrototype.options = $.widget.extend( {}, basePrototype.options ); + $.each( prototype, function( prop, value ) { + if ( !$.isFunction( value ) ) { + proxiedPrototype[ prop ] = value; + return; + } + proxiedPrototype[ prop ] = ( function() { + function _super() { + return base.prototype[ prop ].apply( this, arguments ); + } + + function _superApply( args ) { + return base.prototype[ prop ].apply( this, args ); + } + + return function() { + var __super = this._super; + var __superApply = this._superApply; + var returnValue; + + this._super = _super; + this._superApply = _superApply; + + returnValue = value.apply( this, arguments ); + + this._super = __super; + this._superApply = __superApply; + + return returnValue; + }; + } )(); + } ); + constructor.prototype = $.widget.extend( basePrototype, { + + // TODO: remove support for widgetEventPrefix + // always use the name + a colon as the prefix, e.g., draggable:start + // don't prefix for widgets that aren't DOM-based + widgetEventPrefix: existingConstructor ? ( basePrototype.widgetEventPrefix || name ) : name + }, proxiedPrototype, { + constructor: constructor, + namespace: namespace, + widgetName: name, + widgetFullName: fullName + } ); + + // If this widget is being redefined then we need to find all widgets that + // are inheriting from it and redefine all of them so that they inherit from + // the new version of this widget. We're essentially trying to replace one + // level in the prototype chain. + if ( existingConstructor ) { + $.each( existingConstructor._childConstructors, function( i, child ) { + var childPrototype = child.prototype; + + // Redefine the child widget using the same prototype that was + // originally used, but inherit from the new version of the base + $.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, + child._proto ); + } ); + + // Remove the list of existing child constructors from the old constructor + // so the old child constructors can be garbage collected + delete existingConstructor._childConstructors; + } else { + base._childConstructors.push( constructor ); + } + + $.widget.bridge( name, constructor ); + + return constructor; +}; + +$.widget.extend = function( target ) { + var input = widgetSlice.call( arguments, 1 ); + var inputIndex = 0; + var inputLength = input.length; + var key; + var value; + + for ( ; inputIndex < inputLength; inputIndex++ ) { + for ( key in input[ inputIndex ] ) { + value = input[ inputIndex ][ key ]; + if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) { + + // Clone objects + if ( $.isPlainObject( value ) ) { + target[ key ] = $.isPlainObject( target[ key ] ) ? + $.widget.extend( {}, target[ key ], value ) : + + // Don't extend strings, arrays, etc. with objects + $.widget.extend( {}, value ); + + // Copy everything else by reference + } else { + target[ key ] = value; + } + } + } + } + return target; +}; + +$.widget.bridge = function( name, object ) { + var fullName = object.prototype.widgetFullName || name; + $.fn[ name ] = function( options ) { + var isMethodCall = typeof options === "string"; + var args = widgetSlice.call( arguments, 1 ); + var returnValue = this; + + if ( isMethodCall ) { + + // If this is an empty collection, we need to have the instance method + // return undefined instead of the jQuery instance + if ( !this.length && options === "instance" ) { + returnValue = undefined; + } else { + this.each( function() { + var methodValue; + var instance = $.data( this, fullName ); + + if ( options === "instance" ) { + returnValue = instance; + return false; + } + + if ( !instance ) { + return $.error( "cannot call methods on " + name + + " prior to initialization; " + + "attempted to call method '" + options + "'" ); + } + + if ( !$.isFunction( instance[ options ] ) || options.charAt( 0 ) === "_" ) { + return $.error( "no such method '" + options + "' for " + name + + " widget instance" ); + } + + methodValue = instance[ options ].apply( instance, args ); + + if ( methodValue !== instance && methodValue !== undefined ) { + returnValue = methodValue && methodValue.jquery ? + returnValue.pushStack( methodValue.get() ) : + methodValue; + return false; + } + } ); + } + } else { + + // Allow multiple hashes to be passed on init + if ( args.length ) { + options = $.widget.extend.apply( null, [ options ].concat( args ) ); + } + + this.each( function() { + var instance = $.data( this, fullName ); + if ( instance ) { + instance.option( options || {} ); + if ( instance._init ) { + instance._init(); + } + } else { + $.data( this, fullName, new object( options, this ) ); + } + } ); + } + + return returnValue; + }; +}; + +$.Widget = function( /* options, element */ ) {}; +$.Widget._childConstructors = []; + +$.Widget.prototype = { + widgetName: "widget", + widgetEventPrefix: "", + defaultElement: "<div>", + + options: { + classes: {}, + disabled: false, + + // Callbacks + create: null + }, + + _createWidget: function( options, element ) { + element = $( element || this.defaultElement || this )[ 0 ]; + this.element = $( element ); + this.uuid = widgetUuid++; + this.eventNamespace = "." + this.widgetName + this.uuid; + + this.bindings = $(); + this.hoverable = $(); + this.focusable = $(); + this.classesElementLookup = {}; + + if ( element !== this ) { + $.data( element, this.widgetFullName, this ); + this._on( true, this.element, { + remove: function( event ) { + if ( event.target === element ) { + this.destroy(); + } + } + } ); + this.document = $( element.style ? + + // Element within the document + element.ownerDocument : + + // Element is window or document + element.document || element ); + this.window = $( this.document[ 0 ].defaultView || this.document[ 0 ].parentWindow ); + } + + this.options = $.widget.extend( {}, + this.options, + this._getCreateOptions(), + options ); + + this._create(); + + if ( this.options.disabled ) { + this._setOptionDisabled( this.options.disabled ); + } + + this._trigger( "create", null, this._getCreateEventData() ); + this._init(); + }, + + _getCreateOptions: function() { + return {}; + }, + + _getCreateEventData: $.noop, + + _create: $.noop, + + _init: $.noop, + + destroy: function() { + var that = this; + + this._destroy(); + $.each( this.classesElementLookup, function( key, value ) { + that._removeClass( value, key ); + } ); + + // We can probably remove the unbind calls in 2.0 + // all event bindings should go through this._on() + this.element + .off( this.eventNamespace ) + .removeData( this.widgetFullName ); + this.widget() + .off( this.eventNamespace ) + .removeAttr( "aria-disabled" ); + + // Clean up events and states + this.bindings.off( this.eventNamespace ); + }, + + _destroy: $.noop, + + widget: function() { + return this.element; + }, + + option: function( key, value ) { + var options = key; + var parts; + var curOption; + var i; + + if ( arguments.length === 0 ) { + + // Don't return a reference to the internal hash + return $.widget.extend( {}, this.options ); + } + + if ( typeof key === "string" ) { + + // Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } } + options = {}; + parts = key.split( "." ); + key = parts.shift(); + if ( parts.length ) { + curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] ); + for ( i = 0; i < parts.length - 1; i++ ) { + curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {}; + curOption = curOption[ parts[ i ] ]; + } + key = parts.pop(); + if ( arguments.length === 1 ) { + return curOption[ key ] === undefined ? null : curOption[ key ]; + } + curOption[ key ] = value; + } else { + if ( arguments.length === 1 ) { + return this.options[ key ] === undefined ? null : this.options[ key ]; + } + options[ key ] = value; + } + } + + this._setOptions( options ); + + return this; + }, + + _setOptions: function( options ) { + var key; + + for ( key in options ) { + this._setOption( key, options[ key ] ); + } + + return this; + }, + + _setOption: function( key, value ) { + if ( key === "classes" ) { + this._setOptionClasses( value ); + } + + this.options[ key ] = value; + + if ( key === "disabled" ) { + this._setOptionDisabled( value ); + } + + return this; + }, + + _setOptionClasses: function( value ) { + var classKey, elements, currentElements; + + for ( classKey in value ) { + currentElements = this.classesElementLookup[ classKey ]; + if ( value[ classKey ] === this.options.classes[ classKey ] || + !currentElements || + !currentElements.length ) { + continue; + } + + // We are doing this to create a new jQuery object because the _removeClass() call + // on the next line is going to destroy the reference to the current elements being + // tracked. We need to save a copy of this collection so that we can add the new classes + // below. + elements = $( currentElements.get() ); + this._removeClass( currentElements, classKey ); + + // We don't use _addClass() here, because that uses this.options.classes + // for generating the string of classes. We want to use the value passed in from + // _setOption(), this is the new value of the classes option which was passed to + // _setOption(). We pass this value directly to _classes(). + elements.addClass( this._classes( { + element: elements, + keys: classKey, + classes: value, + add: true + } ) ); + } + }, + + _setOptionDisabled: function( value ) { + this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null, !!value ); + + // If the widget is becoming disabled, then nothing is interactive + if ( value ) { + this._removeClass( this.hoverable, null, "ui-state-hover" ); + this._removeClass( this.focusable, null, "ui-state-focus" ); + } + }, + + enable: function() { + return this._setOptions( { disabled: false } ); + }, + + disable: function() { + return this._setOptions( { disabled: true } ); + }, + + _classes: function( options ) { + var full = []; + var that = this; + + options = $.extend( { + element: this.element, + classes: this.options.classes || {} + }, options ); + + function processClassString( classes, checkOption ) { + var current, i; + for ( i = 0; i < classes.length; i++ ) { + current = that.classesElementLookup[ classes[ i ] ] || $(); + if ( options.add ) { + current = $( $.unique( current.get().concat( options.element.get() ) ) ); + } else { + current = $( current.not( options.element ).get() ); + } + that.classesElementLookup[ classes[ i ] ] = current; + full.push( classes[ i ] ); + if ( checkOption && options.classes[ classes[ i ] ] ) { + full.push( options.classes[ classes[ i ] ] ); + } + } + } + + this._on( options.element, { + "remove": "_untrackClassesElement" + } ); + + if ( options.keys ) { + processClassString( options.keys.match( /\S+/g ) || [], true ); + } + if ( options.extra ) { + processClassString( options.extra.match( /\S+/g ) || [] ); + } + + return full.join( " " ); + }, + + _untrackClassesElement: function( event ) { + var that = this; + $.each( that.classesElementLookup, function( key, value ) { + if ( $.inArray( event.target, value ) !== -1 ) { + that.classesElementLookup[ key ] = $( value.not( event.target ).get() ); + } + } ); + }, + + _removeClass: function( element, keys, extra ) { + return this._toggleClass( element, keys, extra, false ); + }, + + _addClass: function( element, keys, extra ) { + return this._toggleClass( element, keys, extra, true ); + }, + + _toggleClass: function( element, keys, extra, add ) { + add = ( typeof add === "boolean" ) ? add : extra; + var shift = ( typeof element === "string" || element === null ), + options = { + extra: shift ? keys : extra, + keys: shift ? element : keys, + element: shift ? this.element : element, + add: add + }; + options.element.toggleClass( this._classes( options ), add ); + return this; + }, + + _on: function( suppressDisabledCheck, element, handlers ) { + var delegateElement; + var instance = this; + + // No suppressDisabledCheck flag, shuffle arguments + if ( typeof suppressDisabledCheck !== "boolean" ) { + handlers = element; + element = suppressDisabledCheck; + suppressDisabledCheck = false; + } + + // No element argument, shuffle and use this.element + if ( !handlers ) { + handlers = element; + element = this.element; + delegateElement = this.widget(); + } else { + element = delegateElement = $( element ); + this.bindings = this.bindings.add( element ); + } + + $.each( handlers, function( event, handler ) { + function handlerProxy() { + + // Allow widgets to customize the disabled handling + // - disabled as an array instead of boolean + // - disabled class as method for disabling individual parts + if ( !suppressDisabledCheck && + ( instance.options.disabled === true || + $( this ).hasClass( "ui-state-disabled" ) ) ) { + return; + } + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + + // Copy the guid so direct unbinding works + if ( typeof handler !== "string" ) { + handlerProxy.guid = handler.guid = + handler.guid || handlerProxy.guid || $.guid++; + } + + var match = event.match( /^([\w:-]*)\s*(.*)$/ ); + var eventName = match[ 1 ] + instance.eventNamespace; + var selector = match[ 2 ]; + + if ( selector ) { + delegateElement.on( eventName, selector, handlerProxy ); + } else { + element.on( eventName, handlerProxy ); + } + } ); + }, + + _off: function( element, eventName ) { + eventName = ( eventName || "" ).split( " " ).join( this.eventNamespace + " " ) + + this.eventNamespace; + element.off( eventName ).off( eventName ); + + // Clear the stack to avoid memory leaks (#10056) + this.bindings = $( this.bindings.not( element ).get() ); + this.focusable = $( this.focusable.not( element ).get() ); + this.hoverable = $( this.hoverable.not( element ).get() ); + }, + + _delay: function( handler, delay ) { + function handlerProxy() { + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + var instance = this; + return setTimeout( handlerProxy, delay || 0 ); + }, + + _hoverable: function( element ) { + this.hoverable = this.hoverable.add( element ); + this._on( element, { + mouseenter: function( event ) { + this._addClass( $( event.currentTarget ), null, "ui-state-hover" ); + }, + mouseleave: function( event ) { + this._removeClass( $( event.currentTarget ), null, "ui-state-hover" ); + } + } ); + }, + + _focusable: function( element ) { + this.focusable = this.focusable.add( element ); + this._on( element, { + focusin: function( event ) { + this._addClass( $( event.currentTarget ), null, "ui-state-focus" ); + }, + focusout: function( event ) { + this._removeClass( $( event.currentTarget ), null, "ui-state-focus" ); + } + } ); + }, + + _trigger: function( type, event, data ) { + var prop, orig; + var callback = this.options[ type ]; + + data = data || {}; + event = $.Event( event ); + event.type = ( type === this.widgetEventPrefix ? + type : + this.widgetEventPrefix + type ).toLowerCase(); + + // The original event may come from any element + // so we need to reset the target on the new event + event.target = this.element[ 0 ]; + + // Copy original event properties over to the new event + orig = event.originalEvent; + if ( orig ) { + for ( prop in orig ) { + if ( !( prop in event ) ) { + event[ prop ] = orig[ prop ]; + } + } + } + + this.element.trigger( event, data ); + return !( $.isFunction( callback ) && + callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false || + event.isDefaultPrevented() ); + } +}; + +$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) { + $.Widget.prototype[ "_" + method ] = function( element, options, callback ) { + if ( typeof options === "string" ) { + options = { effect: options }; + } + + var hasOptions; + var effectName = !options ? + method : + options === true || typeof options === "number" ? + defaultEffect : + options.effect || defaultEffect; + + options = options || {}; + if ( typeof options === "number" ) { + options = { duration: options }; + } + + hasOptions = !$.isEmptyObject( options ); + options.complete = callback; + + if ( options.delay ) { + element.delay( options.delay ); + } + + if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) { + element[ method ]( options ); + } else if ( effectName !== method && element[ effectName ] ) { + element[ effectName ]( options.duration, options.easing, callback ); + } else { + element.queue( function( next ) { + $( this )[ method ](); + if ( callback ) { + callback.call( element[ 0 ] ); + } + next(); + } ); + } + }; +} ); + +var widget = $.widget; + + +/*! + * jQuery UI Position 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + * http://api.jqueryui.com/position/ + */ + +//>>label: Position +//>>group: Core +//>>description: Positions elements relative to other elements. +//>>docs: http://api.jqueryui.com/position/ +//>>demos: http://jqueryui.com/position/ + + +( function() { +var cachedScrollbarWidth, + max = Math.max, + abs = Math.abs, + rhorizontal = /left|center|right/, + rvertical = /top|center|bottom/, + roffset = /[\+\-]\d+(\.[\d]+)?%?/, + rposition = /^\w+/, + rpercent = /%$/, + _position = $.fn.position; + +function getOffsets( offsets, width, height ) { + return [ + parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ), + parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 ) + ]; +} + +function parseCss( element, property ) { + return parseInt( $.css( element, property ), 10 ) || 0; +} + +function getDimensions( elem ) { + var raw = elem[ 0 ]; + if ( raw.nodeType === 9 ) { + return { + width: elem.width(), + height: elem.height(), + offset: { top: 0, left: 0 } + }; + } + if ( $.isWindow( raw ) ) { + return { + width: elem.width(), + height: elem.height(), + offset: { top: elem.scrollTop(), left: elem.scrollLeft() } + }; + } + if ( raw.preventDefault ) { + return { + width: 0, + height: 0, + offset: { top: raw.pageY, left: raw.pageX } + }; + } + return { + width: elem.outerWidth(), + height: elem.outerHeight(), + offset: elem.offset() + }; +} + +$.position = { + scrollbarWidth: function() { + if ( cachedScrollbarWidth !== undefined ) { + return cachedScrollbarWidth; + } + var w1, w2, + div = $( "<div " + + "style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'>" + + "<div style='height:100px;width:auto;'></div></div>" ), + innerDiv = div.children()[ 0 ]; + + $( "body" ).append( div ); + w1 = innerDiv.offsetWidth; + div.css( "overflow", "scroll" ); + + w2 = innerDiv.offsetWidth; + + if ( w1 === w2 ) { + w2 = div[ 0 ].clientWidth; + } + + div.remove(); + + return ( cachedScrollbarWidth = w1 - w2 ); + }, + getScrollInfo: function( within ) { + var overflowX = within.isWindow || within.isDocument ? "" : + within.element.css( "overflow-x" ), + overflowY = within.isWindow || within.isDocument ? "" : + within.element.css( "overflow-y" ), + hasOverflowX = overflowX === "scroll" || + ( overflowX === "auto" && within.width < within.element[ 0 ].scrollWidth ), + hasOverflowY = overflowY === "scroll" || + ( overflowY === "auto" && within.height < within.element[ 0 ].scrollHeight ); + return { + width: hasOverflowY ? $.position.scrollbarWidth() : 0, + height: hasOverflowX ? $.position.scrollbarWidth() : 0 + }; + }, + getWithinInfo: function( element ) { + var withinElement = $( element || window ), + isWindow = $.isWindow( withinElement[ 0 ] ), + isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9, + hasOffset = !isWindow && !isDocument; + return { + element: withinElement, + isWindow: isWindow, + isDocument: isDocument, + offset: hasOffset ? $( element ).offset() : { left: 0, top: 0 }, + scrollLeft: withinElement.scrollLeft(), + scrollTop: withinElement.scrollTop(), + width: withinElement.outerWidth(), + height: withinElement.outerHeight() + }; + } +}; + +$.fn.position = function( options ) { + if ( !options || !options.of ) { + return _position.apply( this, arguments ); + } + + // Make a copy, we don't want to modify arguments + options = $.extend( {}, options ); + + var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions, + target = $( options.of ), + within = $.position.getWithinInfo( options.within ), + scrollInfo = $.position.getScrollInfo( within ), + collision = ( options.collision || "flip" ).split( " " ), + offsets = {}; + + dimensions = getDimensions( target ); + if ( target[ 0 ].preventDefault ) { + + // Force left top to allow flipping + options.at = "left top"; + } + targetWidth = dimensions.width; + targetHeight = dimensions.height; + targetOffset = dimensions.offset; + + // Clone to reuse original targetOffset later + basePosition = $.extend( {}, targetOffset ); + + // Force my and at to have valid horizontal and vertical positions + // if a value is missing or invalid, it will be converted to center + $.each( [ "my", "at" ], function() { + var pos = ( options[ this ] || "" ).split( " " ), + horizontalOffset, + verticalOffset; + + if ( pos.length === 1 ) { + pos = rhorizontal.test( pos[ 0 ] ) ? + pos.concat( [ "center" ] ) : + rvertical.test( pos[ 0 ] ) ? + [ "center" ].concat( pos ) : + [ "center", "center" ]; + } + pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center"; + pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center"; + + // Calculate offsets + horizontalOffset = roffset.exec( pos[ 0 ] ); + verticalOffset = roffset.exec( pos[ 1 ] ); + offsets[ this ] = [ + horizontalOffset ? horizontalOffset[ 0 ] : 0, + verticalOffset ? verticalOffset[ 0 ] : 0 + ]; + + // Reduce to just the positions without the offsets + options[ this ] = [ + rposition.exec( pos[ 0 ] )[ 0 ], + rposition.exec( pos[ 1 ] )[ 0 ] + ]; + } ); + + // Normalize collision option + if ( collision.length === 1 ) { + collision[ 1 ] = collision[ 0 ]; + } + + if ( options.at[ 0 ] === "right" ) { + basePosition.left += targetWidth; + } else if ( options.at[ 0 ] === "center" ) { + basePosition.left += targetWidth / 2; + } + + if ( options.at[ 1 ] === "bottom" ) { + basePosition.top += targetHeight; + } else if ( options.at[ 1 ] === "center" ) { + basePosition.top += targetHeight / 2; + } + + atOffset = getOffsets( offsets.at, targetWidth, targetHeight ); + basePosition.left += atOffset[ 0 ]; + basePosition.top += atOffset[ 1 ]; + + return this.each( function() { + var collisionPosition, using, + elem = $( this ), + elemWidth = elem.outerWidth(), + elemHeight = elem.outerHeight(), + marginLeft = parseCss( this, "marginLeft" ), + marginTop = parseCss( this, "marginTop" ), + collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + + scrollInfo.width, + collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + + scrollInfo.height, + position = $.extend( {}, basePosition ), + myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() ); + + if ( options.my[ 0 ] === "right" ) { + position.left -= elemWidth; + } else if ( options.my[ 0 ] === "center" ) { + position.left -= elemWidth / 2; + } + + if ( options.my[ 1 ] === "bottom" ) { + position.top -= elemHeight; + } else if ( options.my[ 1 ] === "center" ) { + position.top -= elemHeight / 2; + } + + position.left += myOffset[ 0 ]; + position.top += myOffset[ 1 ]; + + collisionPosition = { + marginLeft: marginLeft, + marginTop: marginTop + }; + + $.each( [ "left", "top" ], function( i, dir ) { + if ( $.ui.position[ collision[ i ] ] ) { + $.ui.position[ collision[ i ] ][ dir ]( position, { + targetWidth: targetWidth, + targetHeight: targetHeight, + elemWidth: elemWidth, + elemHeight: elemHeight, + collisionPosition: collisionPosition, + collisionWidth: collisionWidth, + collisionHeight: collisionHeight, + offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ], + my: options.my, + at: options.at, + within: within, + elem: elem + } ); + } + } ); + + if ( options.using ) { + + // Adds feedback as second argument to using callback, if present + using = function( props ) { + var left = targetOffset.left - position.left, + right = left + targetWidth - elemWidth, + top = targetOffset.top - position.top, + bottom = top + targetHeight - elemHeight, + feedback = { + target: { + element: target, + left: targetOffset.left, + top: targetOffset.top, + width: targetWidth, + height: targetHeight + }, + element: { + element: elem, + left: position.left, + top: position.top, + width: elemWidth, + height: elemHeight + }, + horizontal: right < 0 ? "left" : left > 0 ? "right" : "center", + vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle" + }; + if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) { + feedback.horizontal = "center"; + } + if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) { + feedback.vertical = "middle"; + } + if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) { + feedback.important = "horizontal"; + } else { + feedback.important = "vertical"; + } + options.using.call( this, props, feedback ); + }; + } + + elem.offset( $.extend( position, { using: using } ) ); + } ); +}; + +$.ui.position = { + fit: { + left: function( position, data ) { + var within = data.within, + withinOffset = within.isWindow ? within.scrollLeft : within.offset.left, + outerWidth = within.width, + collisionPosLeft = position.left - data.collisionPosition.marginLeft, + overLeft = withinOffset - collisionPosLeft, + overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset, + newOverRight; + + // Element is wider than within + if ( data.collisionWidth > outerWidth ) { + + // Element is initially over the left side of within + if ( overLeft > 0 && overRight <= 0 ) { + newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - + withinOffset; + position.left += overLeft - newOverRight; + + // Element is initially over right side of within + } else if ( overRight > 0 && overLeft <= 0 ) { + position.left = withinOffset; + + // Element is initially over both left and right sides of within + } else { + if ( overLeft > overRight ) { + position.left = withinOffset + outerWidth - data.collisionWidth; + } else { + position.left = withinOffset; + } + } + + // Too far left -> align with left edge + } else if ( overLeft > 0 ) { + position.left += overLeft; + + // Too far right -> align with right edge + } else if ( overRight > 0 ) { + position.left -= overRight; + + // Adjust based on position and margin + } else { + position.left = max( position.left - collisionPosLeft, position.left ); + } + }, + top: function( position, data ) { + var within = data.within, + withinOffset = within.isWindow ? within.scrollTop : within.offset.top, + outerHeight = data.within.height, + collisionPosTop = position.top - data.collisionPosition.marginTop, + overTop = withinOffset - collisionPosTop, + overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset, + newOverBottom; + + // Element is taller than within + if ( data.collisionHeight > outerHeight ) { + + // Element is initially over the top of within + if ( overTop > 0 && overBottom <= 0 ) { + newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - + withinOffset; + position.top += overTop - newOverBottom; + + // Element is initially over bottom of within + } else if ( overBottom > 0 && overTop <= 0 ) { + position.top = withinOffset; + + // Element is initially over both top and bottom of within + } else { + if ( overTop > overBottom ) { + position.top = withinOffset + outerHeight - data.collisionHeight; + } else { + position.top = withinOffset; + } + } + + // Too far up -> align with top + } else if ( overTop > 0 ) { + position.top += overTop; + + // Too far down -> align with bottom edge + } else if ( overBottom > 0 ) { + position.top -= overBottom; + + // Adjust based on position and margin + } else { + position.top = max( position.top - collisionPosTop, position.top ); + } + } + }, + flip: { + left: function( position, data ) { + var within = data.within, + withinOffset = within.offset.left + within.scrollLeft, + outerWidth = within.width, + offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left, + collisionPosLeft = position.left - data.collisionPosition.marginLeft, + overLeft = collisionPosLeft - offsetLeft, + overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft, + myOffset = data.my[ 0 ] === "left" ? + -data.elemWidth : + data.my[ 0 ] === "right" ? + data.elemWidth : + 0, + atOffset = data.at[ 0 ] === "left" ? + data.targetWidth : + data.at[ 0 ] === "right" ? + -data.targetWidth : + 0, + offset = -2 * data.offset[ 0 ], + newOverRight, + newOverLeft; + + if ( overLeft < 0 ) { + newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - + outerWidth - withinOffset; + if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) { + position.left += myOffset + atOffset + offset; + } + } else if ( overRight > 0 ) { + newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + + atOffset + offset - offsetLeft; + if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) { + position.left += myOffset + atOffset + offset; + } + } + }, + top: function( position, data ) { + var within = data.within, + withinOffset = within.offset.top + within.scrollTop, + outerHeight = within.height, + offsetTop = within.isWindow ? within.scrollTop : within.offset.top, + collisionPosTop = position.top - data.collisionPosition.marginTop, + overTop = collisionPosTop - offsetTop, + overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop, + top = data.my[ 1 ] === "top", + myOffset = top ? + -data.elemHeight : + data.my[ 1 ] === "bottom" ? + data.elemHeight : + 0, + atOffset = data.at[ 1 ] === "top" ? + data.targetHeight : + data.at[ 1 ] === "bottom" ? + -data.targetHeight : + 0, + offset = -2 * data.offset[ 1 ], + newOverTop, + newOverBottom; + if ( overTop < 0 ) { + newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - + outerHeight - withinOffset; + if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) { + position.top += myOffset + atOffset + offset; + } + } else if ( overBottom > 0 ) { + newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + + offset - offsetTop; + if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) { + position.top += myOffset + atOffset + offset; + } + } + } + }, + flipfit: { + left: function() { + $.ui.position.flip.left.apply( this, arguments ); + $.ui.position.fit.left.apply( this, arguments ); + }, + top: function() { + $.ui.position.flip.top.apply( this, arguments ); + $.ui.position.fit.top.apply( this, arguments ); + } + } +}; + +} )(); + +var position = $.ui.position; + + +/*! + * jQuery UI :data 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: :data Selector +//>>group: Core +//>>description: Selects elements which have data stored under the specified key. +//>>docs: http://api.jqueryui.com/data-selector/ + + +var data = $.extend( $.expr[ ":" ], { + data: $.expr.createPseudo ? + $.expr.createPseudo( function( dataName ) { + return function( elem ) { + return !!$.data( elem, dataName ); + }; + } ) : + + // Support: jQuery <1.8 + function( elem, i, match ) { + return !!$.data( elem, match[ 3 ] ); + } +} ); + +/*! + * jQuery UI Disable Selection 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: disableSelection +//>>group: Core +//>>description: Disable selection of text content within the set of matched elements. +//>>docs: http://api.jqueryui.com/disableSelection/ + +// This file is deprecated + + +var disableSelection = $.fn.extend( { + disableSelection: ( function() { + var eventType = "onselectstart" in document.createElement( "div" ) ? + "selectstart" : + "mousedown"; + + return function() { + return this.on( eventType + ".ui-disableSelection", function( event ) { + event.preventDefault(); + } ); + }; + } )(), + + enableSelection: function() { + return this.off( ".ui-disableSelection" ); + } +} ); + + +/*! + * jQuery UI Focusable 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: :focusable Selector +//>>group: Core +//>>description: Selects elements which can be focused. +//>>docs: http://api.jqueryui.com/focusable-selector/ + + + +// Selectors +$.ui.focusable = function( element, hasTabindex ) { + var map, mapName, img, focusableIfVisible, fieldset, + nodeName = element.nodeName.toLowerCase(); + + if ( "area" === nodeName ) { + map = element.parentNode; + mapName = map.name; + if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) { + return false; + } + img = $( "img[usemap='#" + mapName + "']" ); + return img.length > 0 && img.is( ":visible" ); + } + + if ( /^(input|select|textarea|button|object)$/.test( nodeName ) ) { + focusableIfVisible = !element.disabled; + + if ( focusableIfVisible ) { + + // Form controls within a disabled fieldset are disabled. + // However, controls within the fieldset's legend do not get disabled. + // Since controls generally aren't placed inside legends, we skip + // this portion of the check. + fieldset = $( element ).closest( "fieldset" )[ 0 ]; + if ( fieldset ) { + focusableIfVisible = !fieldset.disabled; + } + } + } else if ( "a" === nodeName ) { + focusableIfVisible = element.href || hasTabindex; + } else { + focusableIfVisible = hasTabindex; + } + + return focusableIfVisible && $( element ).is( ":visible" ) && visible( $( element ) ); +}; + +// Support: IE 8 only +// IE 8 doesn't resolve inherit to visible/hidden for computed values +function visible( element ) { + var visibility = element.css( "visibility" ); + while ( visibility === "inherit" ) { + element = element.parent(); + visibility = element.css( "visibility" ); + } + return visibility !== "hidden"; +} + +$.extend( $.expr[ ":" ], { + focusable: function( element ) { + return $.ui.focusable( element, $.attr( element, "tabindex" ) != null ); + } +} ); + +var focusable = $.ui.focusable; + + + + +// Support: IE8 Only +// IE8 does not support the form attribute and when it is supplied. It overwrites the form prop +// with a string, so we need to find the proper form. +var form = $.fn.form = function() { + return typeof this[ 0 ].form === "string" ? this.closest( "form" ) : $( this[ 0 ].form ); +}; + + +/*! + * jQuery UI Form Reset Mixin 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Form Reset Mixin +//>>group: Core +//>>description: Refresh input widgets when their form is reset +//>>docs: http://api.jqueryui.com/form-reset-mixin/ + + + +var formResetMixin = $.ui.formResetMixin = { + _formResetHandler: function() { + var form = $( this ); + + // Wait for the form reset to actually happen before refreshing + setTimeout( function() { + var instances = form.data( "ui-form-reset-instances" ); + $.each( instances, function() { + this.refresh(); + } ); + } ); + }, + + _bindFormResetHandler: function() { + this.form = this.element.form(); + if ( !this.form.length ) { + return; + } + + var instances = this.form.data( "ui-form-reset-instances" ) || []; + if ( !instances.length ) { + + // We don't use _on() here because we use a single event handler per form + this.form.on( "reset.ui-form-reset", this._formResetHandler ); + } + instances.push( this ); + this.form.data( "ui-form-reset-instances", instances ); + }, + + _unbindFormResetHandler: function() { + if ( !this.form.length ) { + return; + } + + var instances = this.form.data( "ui-form-reset-instances" ); + instances.splice( $.inArray( this, instances ), 1 ); + if ( instances.length ) { + this.form.data( "ui-form-reset-instances", instances ); + } else { + this.form + .removeData( "ui-form-reset-instances" ) + .off( "reset.ui-form-reset" ); + } + } +}; + + +/*! + * jQuery UI Support for jQuery core 1.7.x 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + */ + +//>>label: jQuery 1.7 Support +//>>group: Core +//>>description: Support version 1.7.x of jQuery core + + + +// Support: jQuery 1.7 only +// Not a great way to check versions, but since we only support 1.7+ and only +// need to detect <1.8, this is a simple check that should suffice. Checking +// for "1.7." would be a bit safer, but the version string is 1.7, not 1.7.0 +// and we'll never reach 1.70.0 (if we do, we certainly won't be supporting +// 1.7 anymore). See #11197 for why we're not using feature detection. +if ( $.fn.jquery.substring( 0, 3 ) === "1.7" ) { + + // Setters for .innerWidth(), .innerHeight(), .outerWidth(), .outerHeight() + // Unlike jQuery Core 1.8+, these only support numeric values to set the + // dimensions in pixels + $.each( [ "Width", "Height" ], function( i, name ) { + var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ], + type = name.toLowerCase(), + orig = { + innerWidth: $.fn.innerWidth, + innerHeight: $.fn.innerHeight, + outerWidth: $.fn.outerWidth, + outerHeight: $.fn.outerHeight + }; + + function reduce( elem, size, border, margin ) { + $.each( side, function() { + size -= parseFloat( $.css( elem, "padding" + this ) ) || 0; + if ( border ) { + size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0; + } + if ( margin ) { + size -= parseFloat( $.css( elem, "margin" + this ) ) || 0; + } + } ); + return size; + } + + $.fn[ "inner" + name ] = function( size ) { + if ( size === undefined ) { + return orig[ "inner" + name ].call( this ); + } + + return this.each( function() { + $( this ).css( type, reduce( this, size ) + "px" ); + } ); + }; + + $.fn[ "outer" + name ] = function( size, margin ) { + if ( typeof size !== "number" ) { + return orig[ "outer" + name ].call( this, size ); + } + + return this.each( function() { + $( this ).css( type, reduce( this, size, true, margin ) + "px" ); + } ); + }; + } ); + + $.fn.addBack = function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter( selector ) + ); + }; +} + +; +/*! + * jQuery UI Keycode 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Keycode +//>>group: Core +//>>description: Provide keycodes as keynames +//>>docs: http://api.jqueryui.com/jQuery.ui.keyCode/ + + +var keycode = $.ui.keyCode = { + BACKSPACE: 8, + COMMA: 188, + DELETE: 46, + DOWN: 40, + END: 35, + ENTER: 13, + ESCAPE: 27, + HOME: 36, + LEFT: 37, + PAGE_DOWN: 34, + PAGE_UP: 33, + PERIOD: 190, + RIGHT: 39, + SPACE: 32, + TAB: 9, + UP: 38 +}; + + + + +// Internal use only +var escapeSelector = $.ui.escapeSelector = ( function() { + var selectorEscape = /([!"#$%&'()*+,./:;<=>?@[\]^`{|}~])/g; + return function( selector ) { + return selector.replace( selectorEscape, "\\$1" ); + }; +} )(); + + +/*! + * jQuery UI Labels 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: labels +//>>group: Core +//>>description: Find all the labels associated with a given input +//>>docs: http://api.jqueryui.com/labels/ + + + +var labels = $.fn.labels = function() { + var ancestor, selector, id, labels, ancestors; + + // Check control.labels first + if ( this[ 0 ].labels && this[ 0 ].labels.length ) { + return this.pushStack( this[ 0 ].labels ); + } + + // Support: IE <= 11, FF <= 37, Android <= 2.3 only + // Above browsers do not support control.labels. Everything below is to support them + // as well as document fragments. control.labels does not work on document fragments + labels = this.eq( 0 ).parents( "label" ); + + // Look for the label based on the id + id = this.attr( "id" ); + if ( id ) { + + // We don't search against the document in case the element + // is disconnected from the DOM + ancestor = this.eq( 0 ).parents().last(); + + // Get a full set of top level ancestors + ancestors = ancestor.add( ancestor.length ? ancestor.siblings() : this.siblings() ); + + // Create a selector for the label based on the id + selector = "label[for='" + $.ui.escapeSelector( id ) + "']"; + + labels = labels.add( ancestors.find( selector ).addBack( selector ) ); + + } + + // Return whatever we have found for labels + return this.pushStack( labels ); +}; + + +/*! + * jQuery UI Scroll Parent 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: scrollParent +//>>group: Core +//>>description: Get the closest ancestor element that is scrollable. +//>>docs: http://api.jqueryui.com/scrollParent/ + + + +var scrollParent = $.fn.scrollParent = function( includeHidden ) { + var position = this.css( "position" ), + excludeStaticParent = position === "absolute", + overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/, + scrollParent = this.parents().filter( function() { + var parent = $( this ); + if ( excludeStaticParent && parent.css( "position" ) === "static" ) { + return false; + } + return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) + + parent.css( "overflow-x" ) ); + } ).eq( 0 ); + + return position === "fixed" || !scrollParent.length ? + $( this[ 0 ].ownerDocument || document ) : + scrollParent; +}; + + +/*! + * jQuery UI Tabbable 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: :tabbable Selector +//>>group: Core +//>>description: Selects elements which can be tabbed to. +//>>docs: http://api.jqueryui.com/tabbable-selector/ + + + +var tabbable = $.extend( $.expr[ ":" ], { + tabbable: function( element ) { + var tabIndex = $.attr( element, "tabindex" ), + hasTabindex = tabIndex != null; + return ( !hasTabindex || tabIndex >= 0 ) && $.ui.focusable( element, hasTabindex ); + } +} ); + + +/*! + * jQuery UI Unique ID 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: uniqueId +//>>group: Core +//>>description: Functions to generate and remove uniqueId's +//>>docs: http://api.jqueryui.com/uniqueId/ + + + +var uniqueId = $.fn.extend( { + uniqueId: ( function() { + var uuid = 0; + + return function() { + return this.each( function() { + if ( !this.id ) { + this.id = "ui-id-" + ( ++uuid ); + } + } ); + }; + } )(), + + removeUniqueId: function() { + return this.each( function() { + if ( /^ui-id-\d+$/.test( this.id ) ) { + $( this ).removeAttr( "id" ); + } + } ); + } +} ); + + + + +// This file is deprecated +var ie = $.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() ); + +/*! + * jQuery UI Mouse 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Mouse +//>>group: Widgets +//>>description: Abstracts mouse-based interactions to assist in creating certain widgets. +//>>docs: http://api.jqueryui.com/mouse/ + + + +var mouseHandled = false; +$( document ).on( "mouseup", function() { + mouseHandled = false; +} ); + +var widgetsMouse = $.widget( "ui.mouse", { + version: "1.12.1", + options: { + cancel: "input, textarea, button, select, option", + distance: 1, + delay: 0 + }, + _mouseInit: function() { + var that = this; + + this.element + .on( "mousedown." + this.widgetName, function( event ) { + return that._mouseDown( event ); + } ) + .on( "click." + this.widgetName, function( event ) { + if ( true === $.data( event.target, that.widgetName + ".preventClickEvent" ) ) { + $.removeData( event.target, that.widgetName + ".preventClickEvent" ); + event.stopImmediatePropagation(); + return false; + } + } ); + + this.started = false; + }, + + // TODO: make sure destroying one instance of mouse doesn't mess with + // other instances of mouse + _mouseDestroy: function() { + this.element.off( "." + this.widgetName ); + if ( this._mouseMoveDelegate ) { + this.document + .off( "mousemove." + this.widgetName, this._mouseMoveDelegate ) + .off( "mouseup." + this.widgetName, this._mouseUpDelegate ); + } + }, + + _mouseDown: function( event ) { + + // don't let more than one widget handle mouseStart + if ( mouseHandled ) { + return; + } + + this._mouseMoved = false; + + // We may have missed mouseup (out of window) + ( this._mouseStarted && this._mouseUp( event ) ); + + this._mouseDownEvent = event; + + var that = this, + btnIsLeft = ( event.which === 1 ), + + // event.target.nodeName works around a bug in IE 8 with + // disabled inputs (#7620) + elIsCancel = ( typeof this.options.cancel === "string" && event.target.nodeName ? + $( event.target ).closest( this.options.cancel ).length : false ); + if ( !btnIsLeft || elIsCancel || !this._mouseCapture( event ) ) { + return true; + } + + this.mouseDelayMet = !this.options.delay; + if ( !this.mouseDelayMet ) { + this._mouseDelayTimer = setTimeout( function() { + that.mouseDelayMet = true; + }, this.options.delay ); + } + + if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) { + this._mouseStarted = ( this._mouseStart( event ) !== false ); + if ( !this._mouseStarted ) { + event.preventDefault(); + return true; + } + } + + // Click event may never have fired (Gecko & Opera) + if ( true === $.data( event.target, this.widgetName + ".preventClickEvent" ) ) { + $.removeData( event.target, this.widgetName + ".preventClickEvent" ); + } + + // These delegates are required to keep context + this._mouseMoveDelegate = function( event ) { + return that._mouseMove( event ); + }; + this._mouseUpDelegate = function( event ) { + return that._mouseUp( event ); + }; + + this.document + .on( "mousemove." + this.widgetName, this._mouseMoveDelegate ) + .on( "mouseup." + this.widgetName, this._mouseUpDelegate ); + + event.preventDefault(); + + mouseHandled = true; + return true; + }, + + _mouseMove: function( event ) { + + // Only check for mouseups outside the document if you've moved inside the document + // at least once. This prevents the firing of mouseup in the case of IE<9, which will + // fire a mousemove event if content is placed under the cursor. See #7778 + // Support: IE <9 + if ( this._mouseMoved ) { + + // IE mouseup check - mouseup happened when mouse was out of window + if ( $.ui.ie && ( !document.documentMode || document.documentMode < 9 ) && + !event.button ) { + return this._mouseUp( event ); + + // Iframe mouseup check - mouseup occurred in another document + } else if ( !event.which ) { + + // Support: Safari <=8 - 9 + // Safari sets which to 0 if you press any of the following keys + // during a drag (#14461) + if ( event.originalEvent.altKey || event.originalEvent.ctrlKey || + event.originalEvent.metaKey || event.originalEvent.shiftKey ) { + this.ignoreMissingWhich = true; + } else if ( !this.ignoreMissingWhich ) { + return this._mouseUp( event ); + } + } + } + + if ( event.which || event.button ) { + this._mouseMoved = true; + } + + if ( this._mouseStarted ) { + this._mouseDrag( event ); + return event.preventDefault(); + } + + if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) { + this._mouseStarted = + ( this._mouseStart( this._mouseDownEvent, event ) !== false ); + ( this._mouseStarted ? this._mouseDrag( event ) : this._mouseUp( event ) ); + } + + return !this._mouseStarted; + }, + + _mouseUp: function( event ) { + this.document + .off( "mousemove." + this.widgetName, this._mouseMoveDelegate ) + .off( "mouseup." + this.widgetName, this._mouseUpDelegate ); + + if ( this._mouseStarted ) { + this._mouseStarted = false; + + if ( event.target === this._mouseDownEvent.target ) { + $.data( event.target, this.widgetName + ".preventClickEvent", true ); + } + + this._mouseStop( event ); + } + + if ( this._mouseDelayTimer ) { + clearTimeout( this._mouseDelayTimer ); + delete this._mouseDelayTimer; + } + + this.ignoreMissingWhich = false; + mouseHandled = false; + event.preventDefault(); + }, + + _mouseDistanceMet: function( event ) { + return ( Math.max( + Math.abs( this._mouseDownEvent.pageX - event.pageX ), + Math.abs( this._mouseDownEvent.pageY - event.pageY ) + ) >= this.options.distance + ); + }, + + _mouseDelayMet: function( /* event */ ) { + return this.mouseDelayMet; + }, + + // These are placeholder methods, to be overriden by extending plugin + _mouseStart: function( /* event */ ) {}, + _mouseDrag: function( /* event */ ) {}, + _mouseStop: function( /* event */ ) {}, + _mouseCapture: function( /* event */ ) { return true; } +} ); + + +/*! + * jQuery UI Sortable 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Sortable +//>>group: Interactions +//>>description: Enables items in a list to be sorted using the mouse. +//>>docs: http://api.jqueryui.com/sortable/ +//>>demos: http://jqueryui.com/sortable/ +//>>css.structure: ../../themes/base/sortable.css + + + +var widgetsSortable = $.widget( "ui.sortable", $.ui.mouse, { + version: "1.12.1", + widgetEventPrefix: "sort", + ready: false, + options: { + appendTo: "parent", + axis: false, + connectWith: false, + containment: false, + cursor: "auto", + cursorAt: false, + dropOnEmpty: true, + forcePlaceholderSize: false, + forceHelperSize: false, + grid: false, + handle: false, + helper: "original", + items: "> *", + opacity: false, + placeholder: false, + revert: false, + scroll: true, + scrollSensitivity: 20, + scrollSpeed: 20, + scope: "default", + tolerance: "intersect", + zIndex: 1000, + + // Callbacks + activate: null, + beforeStop: null, + change: null, + deactivate: null, + out: null, + over: null, + receive: null, + remove: null, + sort: null, + start: null, + stop: null, + update: null + }, + + _isOverAxis: function( x, reference, size ) { + return ( x >= reference ) && ( x < ( reference + size ) ); + }, + + _isFloating: function( item ) { + return ( /left|right/ ).test( item.css( "float" ) ) || + ( /inline|table-cell/ ).test( item.css( "display" ) ); + }, + + _create: function() { + this.containerCache = {}; + this._addClass( "ui-sortable" ); + + //Get the items + this.refresh(); + + //Let's determine the parent's offset + this.offset = this.element.offset(); + + //Initialize mouse events for interaction + this._mouseInit(); + + this._setHandleClassName(); + + //We're ready to go + this.ready = true; + + }, + + _setOption: function( key, value ) { + this._super( key, value ); + + if ( key === "handle" ) { + this._setHandleClassName(); + } + }, + + _setHandleClassName: function() { + var that = this; + this._removeClass( this.element.find( ".ui-sortable-handle" ), "ui-sortable-handle" ); + $.each( this.items, function() { + that._addClass( + this.instance.options.handle ? + this.item.find( this.instance.options.handle ) : + this.item, + "ui-sortable-handle" + ); + } ); + }, + + _destroy: function() { + this._mouseDestroy(); + + for ( var i = this.items.length - 1; i >= 0; i-- ) { + this.items[ i ].item.removeData( this.widgetName + "-item" ); + } + + return this; + }, + + _mouseCapture: function( event, overrideHandle ) { + var currentItem = null, + validHandle = false, + that = this; + + if ( this.reverting ) { + return false; + } + + if ( this.options.disabled || this.options.type === "static" ) { + return false; + } + + //We have to refresh the items data once first + this._refreshItems( event ); + + //Find out if the clicked node (or one of its parents) is a actual item in this.items + $( event.target ).parents().each( function() { + if ( $.data( this, that.widgetName + "-item" ) === that ) { + currentItem = $( this ); + return false; + } + } ); + if ( $.data( event.target, that.widgetName + "-item" ) === that ) { + currentItem = $( event.target ); + } + + if ( !currentItem ) { + return false; + } + if ( this.options.handle && !overrideHandle ) { + $( this.options.handle, currentItem ).find( "*" ).addBack().each( function() { + if ( this === event.target ) { + validHandle = true; + } + } ); + if ( !validHandle ) { + return false; + } + } + + this.currentItem = currentItem; + this._removeCurrentsFromItems(); + return true; + + }, + + _mouseStart: function( event, overrideHandle, noActivation ) { + + var i, body, + o = this.options; + + this.currentContainer = this; + + //We only need to call refreshPositions, because the refreshItems call has been moved to + // mouseCapture + this.refreshPositions(); + + //Create and append the visible helper + this.helper = this._createHelper( event ); + + //Cache the helper size + this._cacheHelperProportions(); + + /* + * - Position generation - + * This block generates everything position related - it's the core of draggables. + */ + + //Cache the margins of the original element + this._cacheMargins(); + + //Get the next scrolling parent + this.scrollParent = this.helper.scrollParent(); + + //The element's absolute position on the page minus margins + this.offset = this.currentItem.offset(); + this.offset = { + top: this.offset.top - this.margins.top, + left: this.offset.left - this.margins.left + }; + + $.extend( this.offset, { + click: { //Where the click happened, relative to the element + left: event.pageX - this.offset.left, + top: event.pageY - this.offset.top + }, + parent: this._getParentOffset(), + + // This is a relative to absolute position minus the actual position calculation - + // only used for relative positioned helper + relative: this._getRelativeOffset() + } ); + + // Only after we got the offset, we can change the helper's position to absolute + // TODO: Still need to figure out a way to make relative sorting possible + this.helper.css( "position", "absolute" ); + this.cssPosition = this.helper.css( "position" ); + + //Generate the original position + this.originalPosition = this._generatePosition( event ); + this.originalPageX = event.pageX; + this.originalPageY = event.pageY; + + //Adjust the mouse offset relative to the helper if "cursorAt" is supplied + ( o.cursorAt && this._adjustOffsetFromHelper( o.cursorAt ) ); + + //Cache the former DOM position + this.domPosition = { + prev: this.currentItem.prev()[ 0 ], + parent: this.currentItem.parent()[ 0 ] + }; + + // If the helper is not the original, hide the original so it's not playing any role during + // the drag, won't cause anything bad this way + if ( this.helper[ 0 ] !== this.currentItem[ 0 ] ) { + this.currentItem.hide(); + } + + //Create the placeholder + this._createPlaceholder(); + + //Set a containment if given in the options + if ( o.containment ) { + this._setContainment(); + } + + if ( o.cursor && o.cursor !== "auto" ) { // cursor option + body = this.document.find( "body" ); + + // Support: IE + this.storedCursor = body.css( "cursor" ); + body.css( "cursor", o.cursor ); + + this.storedStylesheet = + $( "<style>*{ cursor: " + o.cursor + " !important; }</style>" ).appendTo( body ); + } + + if ( o.opacity ) { // opacity option + if ( this.helper.css( "opacity" ) ) { + this._storedOpacity = this.helper.css( "opacity" ); + } + this.helper.css( "opacity", o.opacity ); + } + + if ( o.zIndex ) { // zIndex option + if ( this.helper.css( "zIndex" ) ) { + this._storedZIndex = this.helper.css( "zIndex" ); + } + this.helper.css( "zIndex", o.zIndex ); + } + + //Prepare scrolling + if ( this.scrollParent[ 0 ] !== this.document[ 0 ] && + this.scrollParent[ 0 ].tagName !== "HTML" ) { + this.overflowOffset = this.scrollParent.offset(); + } + + //Call callbacks + this._trigger( "start", event, this._uiHash() ); + + //Recache the helper size + if ( !this._preserveHelperProportions ) { + this._cacheHelperProportions(); + } + + //Post "activate" events to possible containers + if ( !noActivation ) { + for ( i = this.containers.length - 1; i >= 0; i-- ) { + this.containers[ i ]._trigger( "activate", event, this._uiHash( this ) ); + } + } + + //Prepare possible droppables + if ( $.ui.ddmanager ) { + $.ui.ddmanager.current = this; + } + + if ( $.ui.ddmanager && !o.dropBehaviour ) { + $.ui.ddmanager.prepareOffsets( this, event ); + } + + this.dragging = true; + + this._addClass( this.helper, "ui-sortable-helper" ); + + // Execute the drag once - this causes the helper not to be visiblebefore getting its + // correct position + this._mouseDrag( event ); + return true; + + }, + + _mouseDrag: function( event ) { + var i, item, itemElement, intersection, + o = this.options, + scrolled = false; + + //Compute the helpers position + this.position = this._generatePosition( event ); + this.positionAbs = this._convertPositionTo( "absolute" ); + + if ( !this.lastPositionAbs ) { + this.lastPositionAbs = this.positionAbs; + } + + //Do scrolling + if ( this.options.scroll ) { + if ( this.scrollParent[ 0 ] !== this.document[ 0 ] && + this.scrollParent[ 0 ].tagName !== "HTML" ) { + + if ( ( this.overflowOffset.top + this.scrollParent[ 0 ].offsetHeight ) - + event.pageY < o.scrollSensitivity ) { + this.scrollParent[ 0 ].scrollTop = + scrolled = this.scrollParent[ 0 ].scrollTop + o.scrollSpeed; + } else if ( event.pageY - this.overflowOffset.top < o.scrollSensitivity ) { + this.scrollParent[ 0 ].scrollTop = + scrolled = this.scrollParent[ 0 ].scrollTop - o.scrollSpeed; + } + + if ( ( this.overflowOffset.left + this.scrollParent[ 0 ].offsetWidth ) - + event.pageX < o.scrollSensitivity ) { + this.scrollParent[ 0 ].scrollLeft = scrolled = + this.scrollParent[ 0 ].scrollLeft + o.scrollSpeed; + } else if ( event.pageX - this.overflowOffset.left < o.scrollSensitivity ) { + this.scrollParent[ 0 ].scrollLeft = scrolled = + this.scrollParent[ 0 ].scrollLeft - o.scrollSpeed; + } + + } else { + + if ( event.pageY - this.document.scrollTop() < o.scrollSensitivity ) { + scrolled = this.document.scrollTop( this.document.scrollTop() - o.scrollSpeed ); + } else if ( this.window.height() - ( event.pageY - this.document.scrollTop() ) < + o.scrollSensitivity ) { + scrolled = this.document.scrollTop( this.document.scrollTop() + o.scrollSpeed ); + } + + if ( event.pageX - this.document.scrollLeft() < o.scrollSensitivity ) { + scrolled = this.document.scrollLeft( + this.document.scrollLeft() - o.scrollSpeed + ); + } else if ( this.window.width() - ( event.pageX - this.document.scrollLeft() ) < + o.scrollSensitivity ) { + scrolled = this.document.scrollLeft( + this.document.scrollLeft() + o.scrollSpeed + ); + } + + } + + if ( scrolled !== false && $.ui.ddmanager && !o.dropBehaviour ) { + $.ui.ddmanager.prepareOffsets( this, event ); + } + } + + //Regenerate the absolute position used for position checks + this.positionAbs = this._convertPositionTo( "absolute" ); + + //Set the helper position + if ( !this.options.axis || this.options.axis !== "y" ) { + this.helper[ 0 ].style.left = this.position.left + "px"; + } + if ( !this.options.axis || this.options.axis !== "x" ) { + this.helper[ 0 ].style.top = this.position.top + "px"; + } + + //Rearrange + for ( i = this.items.length - 1; i >= 0; i-- ) { + + //Cache variables and intersection, continue if no intersection + item = this.items[ i ]; + itemElement = item.item[ 0 ]; + intersection = this._intersectsWithPointer( item ); + if ( !intersection ) { + continue; + } + + // Only put the placeholder inside the current Container, skip all + // items from other containers. This works because when moving + // an item from one container to another the + // currentContainer is switched before the placeholder is moved. + // + // Without this, moving items in "sub-sortables" can cause + // the placeholder to jitter between the outer and inner container. + if ( item.instance !== this.currentContainer ) { + continue; + } + + // Cannot intersect with itself + // no useless actions that have been done before + // no action if the item moved is the parent of the item checked + if ( itemElement !== this.currentItem[ 0 ] && + this.placeholder[ intersection === 1 ? "next" : "prev" ]()[ 0 ] !== itemElement && + !$.contains( this.placeholder[ 0 ], itemElement ) && + ( this.options.type === "semi-dynamic" ? + !$.contains( this.element[ 0 ], itemElement ) : + true + ) + ) { + + this.direction = intersection === 1 ? "down" : "up"; + + if ( this.options.tolerance === "pointer" || this._intersectsWithSides( item ) ) { + this._rearrange( event, item ); + } else { + break; + } + + this._trigger( "change", event, this._uiHash() ); + break; + } + } + + //Post events to containers + this._contactContainers( event ); + + //Interconnect with droppables + if ( $.ui.ddmanager ) { + $.ui.ddmanager.drag( this, event ); + } + + //Call callbacks + this._trigger( "sort", event, this._uiHash() ); + + this.lastPositionAbs = this.positionAbs; + return false; + + }, + + _mouseStop: function( event, noPropagation ) { + + if ( !event ) { + return; + } + + //If we are using droppables, inform the manager about the drop + if ( $.ui.ddmanager && !this.options.dropBehaviour ) { + $.ui.ddmanager.drop( this, event ); + } + + if ( this.options.revert ) { + var that = this, + cur = this.placeholder.offset(), + axis = this.options.axis, + animation = {}; + + if ( !axis || axis === "x" ) { + animation.left = cur.left - this.offset.parent.left - this.margins.left + + ( this.offsetParent[ 0 ] === this.document[ 0 ].body ? + 0 : + this.offsetParent[ 0 ].scrollLeft + ); + } + if ( !axis || axis === "y" ) { + animation.top = cur.top - this.offset.parent.top - this.margins.top + + ( this.offsetParent[ 0 ] === this.document[ 0 ].body ? + 0 : + this.offsetParent[ 0 ].scrollTop + ); + } + this.reverting = true; + $( this.helper ).animate( + animation, + parseInt( this.options.revert, 10 ) || 500, + function() { + that._clear( event ); + } + ); + } else { + this._clear( event, noPropagation ); + } + + return false; + + }, + + cancel: function() { + + if ( this.dragging ) { + + this._mouseUp( new $.Event( "mouseup", { target: null } ) ); + + if ( this.options.helper === "original" ) { + this.currentItem.css( this._storedCSS ); + this._removeClass( this.currentItem, "ui-sortable-helper" ); + } else { + this.currentItem.show(); + } + + //Post deactivating events to containers + for ( var i = this.containers.length - 1; i >= 0; i-- ) { + this.containers[ i ]._trigger( "deactivate", null, this._uiHash( this ) ); + if ( this.containers[ i ].containerCache.over ) { + this.containers[ i ]._trigger( "out", null, this._uiHash( this ) ); + this.containers[ i ].containerCache.over = 0; + } + } + + } + + if ( this.placeholder ) { + + //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, + // it unbinds ALL events from the original node! + if ( this.placeholder[ 0 ].parentNode ) { + this.placeholder[ 0 ].parentNode.removeChild( this.placeholder[ 0 ] ); + } + if ( this.options.helper !== "original" && this.helper && + this.helper[ 0 ].parentNode ) { + this.helper.remove(); + } + + $.extend( this, { + helper: null, + dragging: false, + reverting: false, + _noFinalSort: null + } ); + + if ( this.domPosition.prev ) { + $( this.domPosition.prev ).after( this.currentItem ); + } else { + $( this.domPosition.parent ).prepend( this.currentItem ); + } + } + + return this; + + }, + + serialize: function( o ) { + + var items = this._getItemsAsjQuery( o && o.connected ), + str = []; + o = o || {}; + + $( items ).each( function() { + var res = ( $( o.item || this ).attr( o.attribute || "id" ) || "" ) + .match( o.expression || ( /(.+)[\-=_](.+)/ ) ); + if ( res ) { + str.push( + ( o.key || res[ 1 ] + "[]" ) + + "=" + ( o.key && o.expression ? res[ 1 ] : res[ 2 ] ) ); + } + } ); + + if ( !str.length && o.key ) { + str.push( o.key + "=" ); + } + + return str.join( "&" ); + + }, + + toArray: function( o ) { + + var items = this._getItemsAsjQuery( o && o.connected ), + ret = []; + + o = o || {}; + + items.each( function() { + ret.push( $( o.item || this ).attr( o.attribute || "id" ) || "" ); + } ); + return ret; + + }, + + /* Be careful with the following core functions */ + _intersectsWith: function( item ) { + + var x1 = this.positionAbs.left, + x2 = x1 + this.helperProportions.width, + y1 = this.positionAbs.top, + y2 = y1 + this.helperProportions.height, + l = item.left, + r = l + item.width, + t = item.top, + b = t + item.height, + dyClick = this.offset.click.top, + dxClick = this.offset.click.left, + isOverElementHeight = ( this.options.axis === "x" ) || ( ( y1 + dyClick ) > t && + ( y1 + dyClick ) < b ), + isOverElementWidth = ( this.options.axis === "y" ) || ( ( x1 + dxClick ) > l && + ( x1 + dxClick ) < r ), + isOverElement = isOverElementHeight && isOverElementWidth; + + if ( this.options.tolerance === "pointer" || + this.options.forcePointerForContainers || + ( this.options.tolerance !== "pointer" && + this.helperProportions[ this.floating ? "width" : "height" ] > + item[ this.floating ? "width" : "height" ] ) + ) { + return isOverElement; + } else { + + return ( l < x1 + ( this.helperProportions.width / 2 ) && // Right Half + x2 - ( this.helperProportions.width / 2 ) < r && // Left Half + t < y1 + ( this.helperProportions.height / 2 ) && // Bottom Half + y2 - ( this.helperProportions.height / 2 ) < b ); // Top Half + + } + }, + + _intersectsWithPointer: function( item ) { + var verticalDirection, horizontalDirection, + isOverElementHeight = ( this.options.axis === "x" ) || + this._isOverAxis( + this.positionAbs.top + this.offset.click.top, item.top, item.height ), + isOverElementWidth = ( this.options.axis === "y" ) || + this._isOverAxis( + this.positionAbs.left + this.offset.click.left, item.left, item.width ), + isOverElement = isOverElementHeight && isOverElementWidth; + + if ( !isOverElement ) { + return false; + } + + verticalDirection = this._getDragVerticalDirection(); + horizontalDirection = this._getDragHorizontalDirection(); + + return this.floating ? + ( ( horizontalDirection === "right" || verticalDirection === "down" ) ? 2 : 1 ) + : ( verticalDirection && ( verticalDirection === "down" ? 2 : 1 ) ); + + }, + + _intersectsWithSides: function( item ) { + + var isOverBottomHalf = this._isOverAxis( this.positionAbs.top + + this.offset.click.top, item.top + ( item.height / 2 ), item.height ), + isOverRightHalf = this._isOverAxis( this.positionAbs.left + + this.offset.click.left, item.left + ( item.width / 2 ), item.width ), + verticalDirection = this._getDragVerticalDirection(), + horizontalDirection = this._getDragHorizontalDirection(); + + if ( this.floating && horizontalDirection ) { + return ( ( horizontalDirection === "right" && isOverRightHalf ) || + ( horizontalDirection === "left" && !isOverRightHalf ) ); + } else { + return verticalDirection && ( ( verticalDirection === "down" && isOverBottomHalf ) || + ( verticalDirection === "up" && !isOverBottomHalf ) ); + } + + }, + + _getDragVerticalDirection: function() { + var delta = this.positionAbs.top - this.lastPositionAbs.top; + return delta !== 0 && ( delta > 0 ? "down" : "up" ); + }, + + _getDragHorizontalDirection: function() { + var delta = this.positionAbs.left - this.lastPositionAbs.left; + return delta !== 0 && ( delta > 0 ? "right" : "left" ); + }, + + refresh: function( event ) { + this._refreshItems( event ); + this._setHandleClassName(); + this.refreshPositions(); + return this; + }, + + _connectWith: function() { + var options = this.options; + return options.connectWith.constructor === String ? + [ options.connectWith ] : + options.connectWith; + }, + + _getItemsAsjQuery: function( connected ) { + + var i, j, cur, inst, + items = [], + queries = [], + connectWith = this._connectWith(); + + if ( connectWith && connected ) { + for ( i = connectWith.length - 1; i >= 0; i-- ) { + cur = $( connectWith[ i ], this.document[ 0 ] ); + for ( j = cur.length - 1; j >= 0; j-- ) { + inst = $.data( cur[ j ], this.widgetFullName ); + if ( inst && inst !== this && !inst.options.disabled ) { + queries.push( [ $.isFunction( inst.options.items ) ? + inst.options.items.call( inst.element ) : + $( inst.options.items, inst.element ) + .not( ".ui-sortable-helper" ) + .not( ".ui-sortable-placeholder" ), inst ] ); + } + } + } + } + + queries.push( [ $.isFunction( this.options.items ) ? + this.options.items + .call( this.element, null, { options: this.options, item: this.currentItem } ) : + $( this.options.items, this.element ) + .not( ".ui-sortable-helper" ) + .not( ".ui-sortable-placeholder" ), this ] ); + + function addItems() { + items.push( this ); + } + for ( i = queries.length - 1; i >= 0; i-- ) { + queries[ i ][ 0 ].each( addItems ); + } + + return $( items ); + + }, + + _removeCurrentsFromItems: function() { + + var list = this.currentItem.find( ":data(" + this.widgetName + "-item)" ); + + this.items = $.grep( this.items, function( item ) { + for ( var j = 0; j < list.length; j++ ) { + if ( list[ j ] === item.item[ 0 ] ) { + return false; + } + } + return true; + } ); + + }, + + _refreshItems: function( event ) { + + this.items = []; + this.containers = [ this ]; + + var i, j, cur, inst, targetData, _queries, item, queriesLength, + items = this.items, + queries = [ [ $.isFunction( this.options.items ) ? + this.options.items.call( this.element[ 0 ], event, { item: this.currentItem } ) : + $( this.options.items, this.element ), this ] ], + connectWith = this._connectWith(); + + //Shouldn't be run the first time through due to massive slow-down + if ( connectWith && this.ready ) { + for ( i = connectWith.length - 1; i >= 0; i-- ) { + cur = $( connectWith[ i ], this.document[ 0 ] ); + for ( j = cur.length - 1; j >= 0; j-- ) { + inst = $.data( cur[ j ], this.widgetFullName ); + if ( inst && inst !== this && !inst.options.disabled ) { + queries.push( [ $.isFunction( inst.options.items ) ? + inst.options.items + .call( inst.element[ 0 ], event, { item: this.currentItem } ) : + $( inst.options.items, inst.element ), inst ] ); + this.containers.push( inst ); + } + } + } + } + + for ( i = queries.length - 1; i >= 0; i-- ) { + targetData = queries[ i ][ 1 ]; + _queries = queries[ i ][ 0 ]; + + for ( j = 0, queriesLength = _queries.length; j < queriesLength; j++ ) { + item = $( _queries[ j ] ); + + // Data for target checking (mouse manager) + item.data( this.widgetName + "-item", targetData ); + + items.push( { + item: item, + instance: targetData, + width: 0, height: 0, + left: 0, top: 0 + } ); + } + } + + }, + + refreshPositions: function( fast ) { + + // Determine whether items are being displayed horizontally + this.floating = this.items.length ? + this.options.axis === "x" || this._isFloating( this.items[ 0 ].item ) : + false; + + //This has to be redone because due to the item being moved out/into the offsetParent, + // the offsetParent's position will change + if ( this.offsetParent && this.helper ) { + this.offset.parent = this._getParentOffset(); + } + + var i, item, t, p; + + for ( i = this.items.length - 1; i >= 0; i-- ) { + item = this.items[ i ]; + + //We ignore calculating positions of all connected containers when we're not over them + if ( item.instance !== this.currentContainer && this.currentContainer && + item.item[ 0 ] !== this.currentItem[ 0 ] ) { + continue; + } + + t = this.options.toleranceElement ? + $( this.options.toleranceElement, item.item ) : + item.item; + + if ( !fast ) { + item.width = t.outerWidth(); + item.height = t.outerHeight(); + } + + p = t.offset(); + item.left = p.left; + item.top = p.top; + } + + if ( this.options.custom && this.options.custom.refreshContainers ) { + this.options.custom.refreshContainers.call( this ); + } else { + for ( i = this.containers.length - 1; i >= 0; i-- ) { + p = this.containers[ i ].element.offset(); + this.containers[ i ].containerCache.left = p.left; + this.containers[ i ].containerCache.top = p.top; + this.containers[ i ].containerCache.width = + this.containers[ i ].element.outerWidth(); + this.containers[ i ].containerCache.height = + this.containers[ i ].element.outerHeight(); + } + } + + return this; + }, + + _createPlaceholder: function( that ) { + that = that || this; + var className, + o = that.options; + + if ( !o.placeholder || o.placeholder.constructor === String ) { + className = o.placeholder; + o.placeholder = { + element: function() { + + var nodeName = that.currentItem[ 0 ].nodeName.toLowerCase(), + element = $( "<" + nodeName + ">", that.document[ 0 ] ); + + that._addClass( element, "ui-sortable-placeholder", + className || that.currentItem[ 0 ].className ) + ._removeClass( element, "ui-sortable-helper" ); + + if ( nodeName === "tbody" ) { + that._createTrPlaceholder( + that.currentItem.find( "tr" ).eq( 0 ), + $( "<tr>", that.document[ 0 ] ).appendTo( element ) + ); + } else if ( nodeName === "tr" ) { + that._createTrPlaceholder( that.currentItem, element ); + } else if ( nodeName === "img" ) { + element.attr( "src", that.currentItem.attr( "src" ) ); + } + + if ( !className ) { + element.css( "visibility", "hidden" ); + } + + return element; + }, + update: function( container, p ) { + + // 1. If a className is set as 'placeholder option, we don't force sizes - + // the class is responsible for that + // 2. The option 'forcePlaceholderSize can be enabled to force it even if a + // class name is specified + if ( className && !o.forcePlaceholderSize ) { + return; + } + + //If the element doesn't have a actual height by itself (without styles coming + // from a stylesheet), it receives the inline height from the dragged item + if ( !p.height() ) { + p.height( + that.currentItem.innerHeight() - + parseInt( that.currentItem.css( "paddingTop" ) || 0, 10 ) - + parseInt( that.currentItem.css( "paddingBottom" ) || 0, 10 ) ); + } + if ( !p.width() ) { + p.width( + that.currentItem.innerWidth() - + parseInt( that.currentItem.css( "paddingLeft" ) || 0, 10 ) - + parseInt( that.currentItem.css( "paddingRight" ) || 0, 10 ) ); + } + } + }; + } + + //Create the placeholder + that.placeholder = $( o.placeholder.element.call( that.element, that.currentItem ) ); + + //Append it after the actual current item + that.currentItem.after( that.placeholder ); + + //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317) + o.placeholder.update( that, that.placeholder ); + + }, + + _createTrPlaceholder: function( sourceTr, targetTr ) { + var that = this; + + sourceTr.children().each( function() { + $( "<td> </td>", that.document[ 0 ] ) + .attr( "colspan", $( this ).attr( "colspan" ) || 1 ) + .appendTo( targetTr ); + } ); + }, + + _contactContainers: function( event ) { + var i, j, dist, itemWithLeastDistance, posProperty, sizeProperty, cur, nearBottom, + floating, axis, + innermostContainer = null, + innermostIndex = null; + + // Get innermost container that intersects with item + for ( i = this.containers.length - 1; i >= 0; i-- ) { + + // Never consider a container that's located within the item itself + if ( $.contains( this.currentItem[ 0 ], this.containers[ i ].element[ 0 ] ) ) { + continue; + } + + if ( this._intersectsWith( this.containers[ i ].containerCache ) ) { + + // If we've already found a container and it's more "inner" than this, then continue + if ( innermostContainer && + $.contains( + this.containers[ i ].element[ 0 ], + innermostContainer.element[ 0 ] ) ) { + continue; + } + + innermostContainer = this.containers[ i ]; + innermostIndex = i; + + } else { + + // container doesn't intersect. trigger "out" event if necessary + if ( this.containers[ i ].containerCache.over ) { + this.containers[ i ]._trigger( "out", event, this._uiHash( this ) ); + this.containers[ i ].containerCache.over = 0; + } + } + + } + + // If no intersecting containers found, return + if ( !innermostContainer ) { + return; + } + + // Move the item into the container if it's not there already + if ( this.containers.length === 1 ) { + if ( !this.containers[ innermostIndex ].containerCache.over ) { + this.containers[ innermostIndex ]._trigger( "over", event, this._uiHash( this ) ); + this.containers[ innermostIndex ].containerCache.over = 1; + } + } else { + + // When entering a new container, we will find the item with the least distance and + // append our item near it + dist = 10000; + itemWithLeastDistance = null; + floating = innermostContainer.floating || this._isFloating( this.currentItem ); + posProperty = floating ? "left" : "top"; + sizeProperty = floating ? "width" : "height"; + axis = floating ? "pageX" : "pageY"; + + for ( j = this.items.length - 1; j >= 0; j-- ) { + if ( !$.contains( + this.containers[ innermostIndex ].element[ 0 ], this.items[ j ].item[ 0 ] ) + ) { + continue; + } + if ( this.items[ j ].item[ 0 ] === this.currentItem[ 0 ] ) { + continue; + } + + cur = this.items[ j ].item.offset()[ posProperty ]; + nearBottom = false; + if ( event[ axis ] - cur > this.items[ j ][ sizeProperty ] / 2 ) { + nearBottom = true; + } + + if ( Math.abs( event[ axis ] - cur ) < dist ) { + dist = Math.abs( event[ axis ] - cur ); + itemWithLeastDistance = this.items[ j ]; + this.direction = nearBottom ? "up" : "down"; + } + } + + //Check if dropOnEmpty is enabled + if ( !itemWithLeastDistance && !this.options.dropOnEmpty ) { + return; + } + + if ( this.currentContainer === this.containers[ innermostIndex ] ) { + if ( !this.currentContainer.containerCache.over ) { + this.containers[ innermostIndex ]._trigger( "over", event, this._uiHash() ); + this.currentContainer.containerCache.over = 1; + } + return; + } + + itemWithLeastDistance ? + this._rearrange( event, itemWithLeastDistance, null, true ) : + this._rearrange( event, null, this.containers[ innermostIndex ].element, true ); + this._trigger( "change", event, this._uiHash() ); + this.containers[ innermostIndex ]._trigger( "change", event, this._uiHash( this ) ); + this.currentContainer = this.containers[ innermostIndex ]; + + //Update the placeholder + this.options.placeholder.update( this.currentContainer, this.placeholder ); + + this.containers[ innermostIndex ]._trigger( "over", event, this._uiHash( this ) ); + this.containers[ innermostIndex ].containerCache.over = 1; + } + + }, + + _createHelper: function( event ) { + + var o = this.options, + helper = $.isFunction( o.helper ) ? + $( o.helper.apply( this.element[ 0 ], [ event, this.currentItem ] ) ) : + ( o.helper === "clone" ? this.currentItem.clone() : this.currentItem ); + + //Add the helper to the DOM if that didn't happen already + if ( !helper.parents( "body" ).length ) { + $( o.appendTo !== "parent" ? + o.appendTo : + this.currentItem[ 0 ].parentNode )[ 0 ].appendChild( helper[ 0 ] ); + } + + if ( helper[ 0 ] === this.currentItem[ 0 ] ) { + this._storedCSS = { + width: this.currentItem[ 0 ].style.width, + height: this.currentItem[ 0 ].style.height, + position: this.currentItem.css( "position" ), + top: this.currentItem.css( "top" ), + left: this.currentItem.css( "left" ) + }; + } + + if ( !helper[ 0 ].style.width || o.forceHelperSize ) { + helper.width( this.currentItem.width() ); + } + if ( !helper[ 0 ].style.height || o.forceHelperSize ) { + helper.height( this.currentItem.height() ); + } + + return helper; + + }, + + _adjustOffsetFromHelper: function( obj ) { + if ( typeof obj === "string" ) { + obj = obj.split( " " ); + } + if ( $.isArray( obj ) ) { + obj = { left: +obj[ 0 ], top: +obj[ 1 ] || 0 }; + } + if ( "left" in obj ) { + this.offset.click.left = obj.left + this.margins.left; + } + if ( "right" in obj ) { + this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left; + } + if ( "top" in obj ) { + this.offset.click.top = obj.top + this.margins.top; + } + if ( "bottom" in obj ) { + this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top; + } + }, + + _getParentOffset: function() { + + //Get the offsetParent and cache its position + this.offsetParent = this.helper.offsetParent(); + var po = this.offsetParent.offset(); + + // This is a special case where we need to modify a offset calculated on start, since the + // following happened: + // 1. The position of the helper is absolute, so it's position is calculated based on the + // next positioned parent + // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't + // the document, which means that the scroll is included in the initial calculation of the + // offset of the parent, and never recalculated upon drag + if ( this.cssPosition === "absolute" && this.scrollParent[ 0 ] !== this.document[ 0 ] && + $.contains( this.scrollParent[ 0 ], this.offsetParent[ 0 ] ) ) { + po.left += this.scrollParent.scrollLeft(); + po.top += this.scrollParent.scrollTop(); + } + + // This needs to be actually done for all browsers, since pageX/pageY includes this + // information with an ugly IE fix + if ( this.offsetParent[ 0 ] === this.document[ 0 ].body || + ( this.offsetParent[ 0 ].tagName && + this.offsetParent[ 0 ].tagName.toLowerCase() === "html" && $.ui.ie ) ) { + po = { top: 0, left: 0 }; + } + + return { + top: po.top + ( parseInt( this.offsetParent.css( "borderTopWidth" ), 10 ) || 0 ), + left: po.left + ( parseInt( this.offsetParent.css( "borderLeftWidth" ), 10 ) || 0 ) + }; + + }, + + _getRelativeOffset: function() { + + if ( this.cssPosition === "relative" ) { + var p = this.currentItem.position(); + return { + top: p.top - ( parseInt( this.helper.css( "top" ), 10 ) || 0 ) + + this.scrollParent.scrollTop(), + left: p.left - ( parseInt( this.helper.css( "left" ), 10 ) || 0 ) + + this.scrollParent.scrollLeft() + }; + } else { + return { top: 0, left: 0 }; + } + + }, + + _cacheMargins: function() { + this.margins = { + left: ( parseInt( this.currentItem.css( "marginLeft" ), 10 ) || 0 ), + top: ( parseInt( this.currentItem.css( "marginTop" ), 10 ) || 0 ) + }; + }, + + _cacheHelperProportions: function() { + this.helperProportions = { + width: this.helper.outerWidth(), + height: this.helper.outerHeight() + }; + }, + + _setContainment: function() { + + var ce, co, over, + o = this.options; + if ( o.containment === "parent" ) { + o.containment = this.helper[ 0 ].parentNode; + } + if ( o.containment === "document" || o.containment === "window" ) { + this.containment = [ + 0 - this.offset.relative.left - this.offset.parent.left, + 0 - this.offset.relative.top - this.offset.parent.top, + o.containment === "document" ? + this.document.width() : + this.window.width() - this.helperProportions.width - this.margins.left, + ( o.containment === "document" ? + ( this.document.height() || document.body.parentNode.scrollHeight ) : + this.window.height() || this.document[ 0 ].body.parentNode.scrollHeight + ) - this.helperProportions.height - this.margins.top + ]; + } + + if ( !( /^(document|window|parent)$/ ).test( o.containment ) ) { + ce = $( o.containment )[ 0 ]; + co = $( o.containment ).offset(); + over = ( $( ce ).css( "overflow" ) !== "hidden" ); + + this.containment = [ + co.left + ( parseInt( $( ce ).css( "borderLeftWidth" ), 10 ) || 0 ) + + ( parseInt( $( ce ).css( "paddingLeft" ), 10 ) || 0 ) - this.margins.left, + co.top + ( parseInt( $( ce ).css( "borderTopWidth" ), 10 ) || 0 ) + + ( parseInt( $( ce ).css( "paddingTop" ), 10 ) || 0 ) - this.margins.top, + co.left + ( over ? Math.max( ce.scrollWidth, ce.offsetWidth ) : ce.offsetWidth ) - + ( parseInt( $( ce ).css( "borderLeftWidth" ), 10 ) || 0 ) - + ( parseInt( $( ce ).css( "paddingRight" ), 10 ) || 0 ) - + this.helperProportions.width - this.margins.left, + co.top + ( over ? Math.max( ce.scrollHeight, ce.offsetHeight ) : ce.offsetHeight ) - + ( parseInt( $( ce ).css( "borderTopWidth" ), 10 ) || 0 ) - + ( parseInt( $( ce ).css( "paddingBottom" ), 10 ) || 0 ) - + this.helperProportions.height - this.margins.top + ]; + } + + }, + + _convertPositionTo: function( d, pos ) { + + if ( !pos ) { + pos = this.position; + } + var mod = d === "absolute" ? 1 : -1, + scroll = this.cssPosition === "absolute" && + !( this.scrollParent[ 0 ] !== this.document[ 0 ] && + $.contains( this.scrollParent[ 0 ], this.offsetParent[ 0 ] ) ) ? + this.offsetParent : + this.scrollParent, + scrollIsRootNode = ( /(html|body)/i ).test( scroll[ 0 ].tagName ); + + return { + top: ( + + // The absolute mouse position + pos.top + + + // Only for relative positioned nodes: Relative offset from element to offset parent + this.offset.relative.top * mod + + + // The offsetParent's offset without borders (offset + border) + this.offset.parent.top * mod - + ( ( this.cssPosition === "fixed" ? + -this.scrollParent.scrollTop() : + ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod ) + ), + left: ( + + // The absolute mouse position + pos.left + + + // Only for relative positioned nodes: Relative offset from element to offset parent + this.offset.relative.left * mod + + + // The offsetParent's offset without borders (offset + border) + this.offset.parent.left * mod - + ( ( this.cssPosition === "fixed" ? + -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : + scroll.scrollLeft() ) * mod ) + ) + }; + + }, + + _generatePosition: function( event ) { + + var top, left, + o = this.options, + pageX = event.pageX, + pageY = event.pageY, + scroll = this.cssPosition === "absolute" && + !( this.scrollParent[ 0 ] !== this.document[ 0 ] && + $.contains( this.scrollParent[ 0 ], this.offsetParent[ 0 ] ) ) ? + this.offsetParent : + this.scrollParent, + scrollIsRootNode = ( /(html|body)/i ).test( scroll[ 0 ].tagName ); + + // This is another very weird special case that only happens for relative elements: + // 1. If the css position is relative + // 2. and the scroll parent is the document or similar to the offset parent + // we have to refresh the relative offset during the scroll so there are no jumps + if ( this.cssPosition === "relative" && !( this.scrollParent[ 0 ] !== this.document[ 0 ] && + this.scrollParent[ 0 ] !== this.offsetParent[ 0 ] ) ) { + this.offset.relative = this._getRelativeOffset(); + } + + /* + * - Position constraining - + * Constrain the position to a mix of grid, containment. + */ + + if ( this.originalPosition ) { //If we are not dragging yet, we won't check for options + + if ( this.containment ) { + if ( event.pageX - this.offset.click.left < this.containment[ 0 ] ) { + pageX = this.containment[ 0 ] + this.offset.click.left; + } + if ( event.pageY - this.offset.click.top < this.containment[ 1 ] ) { + pageY = this.containment[ 1 ] + this.offset.click.top; + } + if ( event.pageX - this.offset.click.left > this.containment[ 2 ] ) { + pageX = this.containment[ 2 ] + this.offset.click.left; + } + if ( event.pageY - this.offset.click.top > this.containment[ 3 ] ) { + pageY = this.containment[ 3 ] + this.offset.click.top; + } + } + + if ( o.grid ) { + top = this.originalPageY + Math.round( ( pageY - this.originalPageY ) / + o.grid[ 1 ] ) * o.grid[ 1 ]; + pageY = this.containment ? + ( ( top - this.offset.click.top >= this.containment[ 1 ] && + top - this.offset.click.top <= this.containment[ 3 ] ) ? + top : + ( ( top - this.offset.click.top >= this.containment[ 1 ] ) ? + top - o.grid[ 1 ] : top + o.grid[ 1 ] ) ) : + top; + + left = this.originalPageX + Math.round( ( pageX - this.originalPageX ) / + o.grid[ 0 ] ) * o.grid[ 0 ]; + pageX = this.containment ? + ( ( left - this.offset.click.left >= this.containment[ 0 ] && + left - this.offset.click.left <= this.containment[ 2 ] ) ? + left : + ( ( left - this.offset.click.left >= this.containment[ 0 ] ) ? + left - o.grid[ 0 ] : left + o.grid[ 0 ] ) ) : + left; + } + + } + + return { + top: ( + + // The absolute mouse position + pageY - + + // Click offset (relative to the element) + this.offset.click.top - + + // Only for relative positioned nodes: Relative offset from element to offset parent + this.offset.relative.top - + + // The offsetParent's offset without borders (offset + border) + this.offset.parent.top + + ( ( this.cssPosition === "fixed" ? + -this.scrollParent.scrollTop() : + ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) ) + ), + left: ( + + // The absolute mouse position + pageX - + + // Click offset (relative to the element) + this.offset.click.left - + + // Only for relative positioned nodes: Relative offset from element to offset parent + this.offset.relative.left - + + // The offsetParent's offset without borders (offset + border) + this.offset.parent.left + + ( ( this.cssPosition === "fixed" ? + -this.scrollParent.scrollLeft() : + scrollIsRootNode ? 0 : scroll.scrollLeft() ) ) + ) + }; + + }, + + _rearrange: function( event, i, a, hardRefresh ) { + + a ? a[ 0 ].appendChild( this.placeholder[ 0 ] ) : + i.item[ 0 ].parentNode.insertBefore( this.placeholder[ 0 ], + ( this.direction === "down" ? i.item[ 0 ] : i.item[ 0 ].nextSibling ) ); + + //Various things done here to improve the performance: + // 1. we create a setTimeout, that calls refreshPositions + // 2. on the instance, we have a counter variable, that get's higher after every append + // 3. on the local scope, we copy the counter variable, and check in the timeout, + // if it's still the same + // 4. this lets only the last addition to the timeout stack through + this.counter = this.counter ? ++this.counter : 1; + var counter = this.counter; + + this._delay( function() { + if ( counter === this.counter ) { + + //Precompute after each DOM insertion, NOT on mousemove + this.refreshPositions( !hardRefresh ); + } + } ); + + }, + + _clear: function( event, noPropagation ) { + + this.reverting = false; + + // We delay all events that have to be triggered to after the point where the placeholder + // has been removed and everything else normalized again + var i, + delayedTriggers = []; + + // We first have to update the dom position of the actual currentItem + // Note: don't do it if the current item is already removed (by a user), or it gets + // reappended (see #4088) + if ( !this._noFinalSort && this.currentItem.parent().length ) { + this.placeholder.before( this.currentItem ); + } + this._noFinalSort = null; + + if ( this.helper[ 0 ] === this.currentItem[ 0 ] ) { + for ( i in this._storedCSS ) { + if ( this._storedCSS[ i ] === "auto" || this._storedCSS[ i ] === "static" ) { + this._storedCSS[ i ] = ""; + } + } + this.currentItem.css( this._storedCSS ); + this._removeClass( this.currentItem, "ui-sortable-helper" ); + } else { + this.currentItem.show(); + } + + if ( this.fromOutside && !noPropagation ) { + delayedTriggers.push( function( event ) { + this._trigger( "receive", event, this._uiHash( this.fromOutside ) ); + } ); + } + if ( ( this.fromOutside || + this.domPosition.prev !== + this.currentItem.prev().not( ".ui-sortable-helper" )[ 0 ] || + this.domPosition.parent !== this.currentItem.parent()[ 0 ] ) && !noPropagation ) { + + // Trigger update callback if the DOM position has changed + delayedTriggers.push( function( event ) { + this._trigger( "update", event, this._uiHash() ); + } ); + } + + // Check if the items Container has Changed and trigger appropriate + // events. + if ( this !== this.currentContainer ) { + if ( !noPropagation ) { + delayedTriggers.push( function( event ) { + this._trigger( "remove", event, this._uiHash() ); + } ); + delayedTriggers.push( ( function( c ) { + return function( event ) { + c._trigger( "receive", event, this._uiHash( this ) ); + }; + } ).call( this, this.currentContainer ) ); + delayedTriggers.push( ( function( c ) { + return function( event ) { + c._trigger( "update", event, this._uiHash( this ) ); + }; + } ).call( this, this.currentContainer ) ); + } + } + + //Post events to containers + function delayEvent( type, instance, container ) { + return function( event ) { + container._trigger( type, event, instance._uiHash( instance ) ); + }; + } + for ( i = this.containers.length - 1; i >= 0; i-- ) { + if ( !noPropagation ) { + delayedTriggers.push( delayEvent( "deactivate", this, this.containers[ i ] ) ); + } + if ( this.containers[ i ].containerCache.over ) { + delayedTriggers.push( delayEvent( "out", this, this.containers[ i ] ) ); + this.containers[ i ].containerCache.over = 0; + } + } + + //Do what was originally in plugins + if ( this.storedCursor ) { + this.document.find( "body" ).css( "cursor", this.storedCursor ); + this.storedStylesheet.remove(); + } + if ( this._storedOpacity ) { + this.helper.css( "opacity", this._storedOpacity ); + } + if ( this._storedZIndex ) { + this.helper.css( "zIndex", this._storedZIndex === "auto" ? "" : this._storedZIndex ); + } + + this.dragging = false; + + if ( !noPropagation ) { + this._trigger( "beforeStop", event, this._uiHash() ); + } + + //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, + // it unbinds ALL events from the original node! + this.placeholder[ 0 ].parentNode.removeChild( this.placeholder[ 0 ] ); + + if ( !this.cancelHelperRemoval ) { + if ( this.helper[ 0 ] !== this.currentItem[ 0 ] ) { + this.helper.remove(); + } + this.helper = null; + } + + if ( !noPropagation ) { + for ( i = 0; i < delayedTriggers.length; i++ ) { + + // Trigger all delayed events + delayedTriggers[ i ].call( this, event ); + } + this._trigger( "stop", event, this._uiHash() ); + } + + this.fromOutside = false; + return !this.cancelHelperRemoval; + + }, + + _trigger: function() { + if ( $.Widget.prototype._trigger.apply( this, arguments ) === false ) { + this.cancel(); + } + }, + + _uiHash: function( _inst ) { + var inst = _inst || this; + return { + helper: inst.helper, + placeholder: inst.placeholder || $( [] ), + position: inst.position, + originalPosition: inst.originalPosition, + offset: inst.positionAbs, + item: inst.currentItem, + sender: _inst ? _inst.element : null + }; + } + +} ); + + + +var safeActiveElement = $.ui.safeActiveElement = function( document ) { + var activeElement; + + // Support: IE 9 only + // IE9 throws an "Unspecified error" accessing document.activeElement from an <iframe> + try { + activeElement = document.activeElement; + } catch ( error ) { + activeElement = document.body; + } + + // Support: IE 9 - 11 only + // IE may return null instead of an element + // Interestingly, this only seems to occur when NOT in an iframe + if ( !activeElement ) { + activeElement = document.body; + } + + // Support: IE 11 only + // IE11 returns a seemingly empty object in some cases when accessing + // document.activeElement from an <iframe> + if ( !activeElement.nodeName ) { + activeElement = document.body; + } + + return activeElement; +}; + + +/*! + * jQuery UI Menu 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Menu +//>>group: Widgets +//>>description: Creates nestable menus. +//>>docs: http://api.jqueryui.com/menu/ +//>>demos: http://jqueryui.com/menu/ +//>>css.structure: ../../themes/base/core.css +//>>css.structure: ../../themes/base/menu.css +//>>css.theme: ../../themes/base/theme.css + + + +var widgetsMenu = $.widget( "ui.menu", { + version: "1.12.1", + defaultElement: "<ul>", + delay: 300, + options: { + icons: { + submenu: "ui-icon-caret-1-e" + }, + items: "> *", + menus: "ul", + position: { + my: "left top", + at: "right top" + }, + role: "menu", + + // Callbacks + blur: null, + focus: null, + select: null + }, + + _create: function() { + this.activeMenu = this.element; + + // Flag used to prevent firing of the click handler + // as the event bubbles up through nested menus + this.mouseHandled = false; + this.element + .uniqueId() + .attr( { + role: this.options.role, + tabIndex: 0 + } ); + + this._addClass( "ui-menu", "ui-widget ui-widget-content" ); + this._on( { + + // Prevent focus from sticking to links inside menu after clicking + // them (focus should always stay on UL during navigation). + "mousedown .ui-menu-item": function( event ) { + event.preventDefault(); + }, + "click .ui-menu-item": function( event ) { + var target = $( event.target ); + var active = $( $.ui.safeActiveElement( this.document[ 0 ] ) ); + if ( !this.mouseHandled && target.not( ".ui-state-disabled" ).length ) { + this.select( event ); + + // Only set the mouseHandled flag if the event will bubble, see #9469. + if ( !event.isPropagationStopped() ) { + this.mouseHandled = true; + } + + // Open submenu on click + if ( target.has( ".ui-menu" ).length ) { + this.expand( event ); + } else if ( !this.element.is( ":focus" ) && + active.closest( ".ui-menu" ).length ) { + + // Redirect focus to the menu + this.element.trigger( "focus", [ true ] ); + + // If the active item is on the top level, let it stay active. + // Otherwise, blur the active item since it is no longer visible. + if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) { + clearTimeout( this.timer ); + } + } + } + }, + "mouseenter .ui-menu-item": function( event ) { + + // Ignore mouse events while typeahead is active, see #10458. + // Prevents focusing the wrong item when typeahead causes a scroll while the mouse + // is over an item in the menu + if ( this.previousFilter ) { + return; + } + + var actualTarget = $( event.target ).closest( ".ui-menu-item" ), + target = $( event.currentTarget ); + + // Ignore bubbled events on parent items, see #11641 + if ( actualTarget[ 0 ] !== target[ 0 ] ) { + return; + } + + // Remove ui-state-active class from siblings of the newly focused menu item + // to avoid a jump caused by adjacent elements both having a class with a border + this._removeClass( target.siblings().children( ".ui-state-active" ), + null, "ui-state-active" ); + this.focus( event, target ); + }, + mouseleave: "collapseAll", + "mouseleave .ui-menu": "collapseAll", + focus: function( event, keepActiveItem ) { + + // If there's already an active item, keep it active + // If not, activate the first item + var item = this.active || this.element.find( this.options.items ).eq( 0 ); + + if ( !keepActiveItem ) { + this.focus( event, item ); + } + }, + blur: function( event ) { + this._delay( function() { + var notContained = !$.contains( + this.element[ 0 ], + $.ui.safeActiveElement( this.document[ 0 ] ) + ); + if ( notContained ) { + this.collapseAll( event ); + } + } ); + }, + keydown: "_keydown" + } ); + + this.refresh(); + + // Clicks outside of a menu collapse any open menus + this._on( this.document, { + click: function( event ) { + if ( this._closeOnDocumentClick( event ) ) { + this.collapseAll( event ); + } + + // Reset the mouseHandled flag + this.mouseHandled = false; + } + } ); + }, + + _destroy: function() { + var items = this.element.find( ".ui-menu-item" ) + .removeAttr( "role aria-disabled" ), + submenus = items.children( ".ui-menu-item-wrapper" ) + .removeUniqueId() + .removeAttr( "tabIndex role aria-haspopup" ); + + // Destroy (sub)menus + this.element + .removeAttr( "aria-activedescendant" ) + .find( ".ui-menu" ).addBack() + .removeAttr( "role aria-labelledby aria-expanded aria-hidden aria-disabled " + + "tabIndex" ) + .removeUniqueId() + .show(); + + submenus.children().each( function() { + var elem = $( this ); + if ( elem.data( "ui-menu-submenu-caret" ) ) { + elem.remove(); + } + } ); + }, + + _keydown: function( event ) { + var match, prev, character, skip, + preventDefault = true; + + switch ( event.keyCode ) { + case $.ui.keyCode.PAGE_UP: + this.previousPage( event ); + break; + case $.ui.keyCode.PAGE_DOWN: + this.nextPage( event ); + break; + case $.ui.keyCode.HOME: + this._move( "first", "first", event ); + break; + case $.ui.keyCode.END: + this._move( "last", "last", event ); + break; + case $.ui.keyCode.UP: + this.previous( event ); + break; + case $.ui.keyCode.DOWN: + this.next( event ); + break; + case $.ui.keyCode.LEFT: + this.collapse( event ); + break; + case $.ui.keyCode.RIGHT: + if ( this.active && !this.active.is( ".ui-state-disabled" ) ) { + this.expand( event ); + } + break; + case $.ui.keyCode.ENTER: + case $.ui.keyCode.SPACE: + this._activate( event ); + break; + case $.ui.keyCode.ESCAPE: + this.collapse( event ); + break; + default: + preventDefault = false; + prev = this.previousFilter || ""; + skip = false; + + // Support number pad values + character = event.keyCode >= 96 && event.keyCode <= 105 ? + ( event.keyCode - 96 ).toString() : String.fromCharCode( event.keyCode ); + + clearTimeout( this.filterTimer ); + + if ( character === prev ) { + skip = true; + } else { + character = prev + character; + } + + match = this._filterMenuItems( character ); + match = skip && match.index( this.active.next() ) !== -1 ? + this.active.nextAll( ".ui-menu-item" ) : + match; + + // If no matches on the current filter, reset to the last character pressed + // to move down the menu to the first item that starts with that character + if ( !match.length ) { + character = String.fromCharCode( event.keyCode ); + match = this._filterMenuItems( character ); + } + + if ( match.length ) { + this.focus( event, match ); + this.previousFilter = character; + this.filterTimer = this._delay( function() { + delete this.previousFilter; + }, 1000 ); + } else { + delete this.previousFilter; + } + } + + if ( preventDefault ) { + event.preventDefault(); + } + }, + + _activate: function( event ) { + if ( this.active && !this.active.is( ".ui-state-disabled" ) ) { + if ( this.active.children( "[aria-haspopup='true']" ).length ) { + this.expand( event ); + } else { + this.select( event ); + } + } + }, + + refresh: function() { + var menus, items, newSubmenus, newItems, newWrappers, + that = this, + icon = this.options.icons.submenu, + submenus = this.element.find( this.options.menus ); + + this._toggleClass( "ui-menu-icons", null, !!this.element.find( ".ui-icon" ).length ); + + // Initialize nested menus + newSubmenus = submenus.filter( ":not(.ui-menu)" ) + .hide() + .attr( { + role: this.options.role, + "aria-hidden": "true", + "aria-expanded": "false" + } ) + .each( function() { + var menu = $( this ), + item = menu.prev(), + submenuCaret = $( "<span>" ).data( "ui-menu-submenu-caret", true ); + + that._addClass( submenuCaret, "ui-menu-icon", "ui-icon " + icon ); + item + .attr( "aria-haspopup", "true" ) + .prepend( submenuCaret ); + menu.attr( "aria-labelledby", item.attr( "id" ) ); + } ); + + this._addClass( newSubmenus, "ui-menu", "ui-widget ui-widget-content ui-front" ); + + menus = submenus.add( this.element ); + items = menus.find( this.options.items ); + + // Initialize menu-items containing spaces and/or dashes only as dividers + items.not( ".ui-menu-item" ).each( function() { + var item = $( this ); + if ( that._isDivider( item ) ) { + that._addClass( item, "ui-menu-divider", "ui-widget-content" ); + } + } ); + + // Don't refresh list items that are already adapted + newItems = items.not( ".ui-menu-item, .ui-menu-divider" ); + newWrappers = newItems.children() + .not( ".ui-menu" ) + .uniqueId() + .attr( { + tabIndex: -1, + role: this._itemRole() + } ); + this._addClass( newItems, "ui-menu-item" ) + ._addClass( newWrappers, "ui-menu-item-wrapper" ); + + // Add aria-disabled attribute to any disabled menu item + items.filter( ".ui-state-disabled" ).attr( "aria-disabled", "true" ); + + // If the active item has been removed, blur the menu + if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) { + this.blur(); + } + }, + + _itemRole: function() { + return { + menu: "menuitem", + listbox: "option" + }[ this.options.role ]; + }, + + _setOption: function( key, value ) { + if ( key === "icons" ) { + var icons = this.element.find( ".ui-menu-icon" ); + this._removeClass( icons, null, this.options.icons.submenu ) + ._addClass( icons, null, value.submenu ); + } + this._super( key, value ); + }, + + _setOptionDisabled: function( value ) { + this._super( value ); + + this.element.attr( "aria-disabled", String( value ) ); + this._toggleClass( null, "ui-state-disabled", !!value ); + }, + + focus: function( event, item ) { + var nested, focused, activeParent; + this.blur( event, event && event.type === "focus" ); + + this._scrollIntoView( item ); + + this.active = item.first(); + + focused = this.active.children( ".ui-menu-item-wrapper" ); + this._addClass( focused, null, "ui-state-active" ); + + // Only update aria-activedescendant if there's a role + // otherwise we assume focus is managed elsewhere + if ( this.options.role ) { + this.element.attr( "aria-activedescendant", focused.attr( "id" ) ); + } + + // Highlight active parent menu item, if any + activeParent = this.active + .parent() + .closest( ".ui-menu-item" ) + .children( ".ui-menu-item-wrapper" ); + this._addClass( activeParent, null, "ui-state-active" ); + + if ( event && event.type === "keydown" ) { + this._close(); + } else { + this.timer = this._delay( function() { + this._close(); + }, this.delay ); + } + + nested = item.children( ".ui-menu" ); + if ( nested.length && event && ( /^mouse/.test( event.type ) ) ) { + this._startOpening( nested ); + } + this.activeMenu = item.parent(); + + this._trigger( "focus", event, { item: item } ); + }, + + _scrollIntoView: function( item ) { + var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight; + if ( this._hasScroll() ) { + borderTop = parseFloat( $.css( this.activeMenu[ 0 ], "borderTopWidth" ) ) || 0; + paddingTop = parseFloat( $.css( this.activeMenu[ 0 ], "paddingTop" ) ) || 0; + offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop; + scroll = this.activeMenu.scrollTop(); + elementHeight = this.activeMenu.height(); + itemHeight = item.outerHeight(); + + if ( offset < 0 ) { + this.activeMenu.scrollTop( scroll + offset ); + } else if ( offset + itemHeight > elementHeight ) { + this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight ); + } + } + }, + + blur: function( event, fromFocus ) { + if ( !fromFocus ) { + clearTimeout( this.timer ); + } + + if ( !this.active ) { + return; + } + + this._removeClass( this.active.children( ".ui-menu-item-wrapper" ), + null, "ui-state-active" ); + + this._trigger( "blur", event, { item: this.active } ); + this.active = null; + }, + + _startOpening: function( submenu ) { + clearTimeout( this.timer ); + + // Don't open if already open fixes a Firefox bug that caused a .5 pixel + // shift in the submenu position when mousing over the caret icon + if ( submenu.attr( "aria-hidden" ) !== "true" ) { + return; + } + + this.timer = this._delay( function() { + this._close(); + this._open( submenu ); + }, this.delay ); + }, + + _open: function( submenu ) { + var position = $.extend( { + of: this.active + }, this.options.position ); + + clearTimeout( this.timer ); + this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) ) + .hide() + .attr( "aria-hidden", "true" ); + + submenu + .show() + .removeAttr( "aria-hidden" ) + .attr( "aria-expanded", "true" ) + .position( position ); + }, + + collapseAll: function( event, all ) { + clearTimeout( this.timer ); + this.timer = this._delay( function() { + + // If we were passed an event, look for the submenu that contains the event + var currentMenu = all ? this.element : + $( event && event.target ).closest( this.element.find( ".ui-menu" ) ); + + // If we found no valid submenu ancestor, use the main menu to close all + // sub menus anyway + if ( !currentMenu.length ) { + currentMenu = this.element; + } + + this._close( currentMenu ); + + this.blur( event ); + + // Work around active item staying active after menu is blurred + this._removeClass( currentMenu.find( ".ui-state-active" ), null, "ui-state-active" ); + + this.activeMenu = currentMenu; + }, this.delay ); + }, + + // With no arguments, closes the currently active menu - if nothing is active + // it closes all menus. If passed an argument, it will search for menus BELOW + _close: function( startMenu ) { + if ( !startMenu ) { + startMenu = this.active ? this.active.parent() : this.element; + } + + startMenu.find( ".ui-menu" ) + .hide() + .attr( "aria-hidden", "true" ) + .attr( "aria-expanded", "false" ); + }, + + _closeOnDocumentClick: function( event ) { + return !$( event.target ).closest( ".ui-menu" ).length; + }, + + _isDivider: function( item ) { + + // Match hyphen, em dash, en dash + return !/[^\-\u2014\u2013\s]/.test( item.text() ); + }, + + collapse: function( event ) { + var newItem = this.active && + this.active.parent().closest( ".ui-menu-item", this.element ); + if ( newItem && newItem.length ) { + this._close(); + this.focus( event, newItem ); + } + }, + + expand: function( event ) { + var newItem = this.active && + this.active + .children( ".ui-menu " ) + .find( this.options.items ) + .first(); + + if ( newItem && newItem.length ) { + this._open( newItem.parent() ); + + // Delay so Firefox will not hide activedescendant change in expanding submenu from AT + this._delay( function() { + this.focus( event, newItem ); + } ); + } + }, + + next: function( event ) { + this._move( "next", "first", event ); + }, + + previous: function( event ) { + this._move( "prev", "last", event ); + }, + + isFirstItem: function() { + return this.active && !this.active.prevAll( ".ui-menu-item" ).length; + }, + + isLastItem: function() { + return this.active && !this.active.nextAll( ".ui-menu-item" ).length; + }, + + _move: function( direction, filter, event ) { + var next; + if ( this.active ) { + if ( direction === "first" || direction === "last" ) { + next = this.active + [ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" ) + .eq( -1 ); + } else { + next = this.active + [ direction + "All" ]( ".ui-menu-item" ) + .eq( 0 ); + } + } + if ( !next || !next.length || !this.active ) { + next = this.activeMenu.find( this.options.items )[ filter ](); + } + + this.focus( event, next ); + }, + + nextPage: function( event ) { + var item, base, height; + + if ( !this.active ) { + this.next( event ); + return; + } + if ( this.isLastItem() ) { + return; + } + if ( this._hasScroll() ) { + base = this.active.offset().top; + height = this.element.height(); + this.active.nextAll( ".ui-menu-item" ).each( function() { + item = $( this ); + return item.offset().top - base - height < 0; + } ); + + this.focus( event, item ); + } else { + this.focus( event, this.activeMenu.find( this.options.items ) + [ !this.active ? "first" : "last" ]() ); + } + }, + + previousPage: function( event ) { + var item, base, height; + if ( !this.active ) { + this.next( event ); + return; + } + if ( this.isFirstItem() ) { + return; + } + if ( this._hasScroll() ) { + base = this.active.offset().top; + height = this.element.height(); + this.active.prevAll( ".ui-menu-item" ).each( function() { + item = $( this ); + return item.offset().top - base + height > 0; + } ); + + this.focus( event, item ); + } else { + this.focus( event, this.activeMenu.find( this.options.items ).first() ); + } + }, + + _hasScroll: function() { + return this.element.outerHeight() < this.element.prop( "scrollHeight" ); + }, + + select: function( event ) { + + // TODO: It should never be possible to not have an active item at this + // point, but the tests don't trigger mouseenter before click. + this.active = this.active || $( event.target ).closest( ".ui-menu-item" ); + var ui = { item: this.active }; + if ( !this.active.has( ".ui-menu" ).length ) { + this.collapseAll( event, true ); + } + this._trigger( "select", event, ui ); + }, + + _filterMenuItems: function( character ) { + var escapedCharacter = character.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" ), + regex = new RegExp( "^" + escapedCharacter, "i" ); + + return this.activeMenu + .find( this.options.items ) + + // Only match on items, not dividers or other content (#10571) + .filter( ".ui-menu-item" ) + .filter( function() { + return regex.test( + $.trim( $( this ).children( ".ui-menu-item-wrapper" ).text() ) ); + } ); + } +} ); + + +/*! + * jQuery UI Autocomplete 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Autocomplete +//>>group: Widgets +//>>description: Lists suggested words as the user is typing. +//>>docs: http://api.jqueryui.com/autocomplete/ +//>>demos: http://jqueryui.com/autocomplete/ +//>>css.structure: ../../themes/base/core.css +//>>css.structure: ../../themes/base/autocomplete.css +//>>css.theme: ../../themes/base/theme.css + + + +$.widget( "ui.autocomplete", { + version: "1.12.1", + defaultElement: "<input>", + options: { + appendTo: null, + autoFocus: false, + delay: 300, + minLength: 1, + position: { + my: "left top", + at: "left bottom", + collision: "none" + }, + source: null, + + // Callbacks + change: null, + close: null, + focus: null, + open: null, + response: null, + search: null, + select: null + }, + + requestIndex: 0, + pending: 0, + + _create: function() { + + // Some browsers only repeat keydown events, not keypress events, + // so we use the suppressKeyPress flag to determine if we've already + // handled the keydown event. #7269 + // Unfortunately the code for & in keypress is the same as the up arrow, + // so we use the suppressKeyPressRepeat flag to avoid handling keypress + // events when we know the keydown event was used to modify the + // search term. #7799 + var suppressKeyPress, suppressKeyPressRepeat, suppressInput, + nodeName = this.element[ 0 ].nodeName.toLowerCase(), + isTextarea = nodeName === "textarea", + isInput = nodeName === "input"; + + // Textareas are always multi-line + // Inputs are always single-line, even if inside a contentEditable element + // IE also treats inputs as contentEditable + // All other element types are determined by whether or not they're contentEditable + this.isMultiLine = isTextarea || !isInput && this._isContentEditable( this.element ); + + this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ]; + this.isNewMenu = true; + + this._addClass( "ui-autocomplete-input" ); + this.element.attr( "autocomplete", "off" ); + + this._on( this.element, { + keydown: function( event ) { + if ( this.element.prop( "readOnly" ) ) { + suppressKeyPress = true; + suppressInput = true; + suppressKeyPressRepeat = true; + return; + } + + suppressKeyPress = false; + suppressInput = false; + suppressKeyPressRepeat = false; + var keyCode = $.ui.keyCode; + switch ( event.keyCode ) { + case keyCode.PAGE_UP: + suppressKeyPress = true; + this._move( "previousPage", event ); + break; + case keyCode.PAGE_DOWN: + suppressKeyPress = true; + this._move( "nextPage", event ); + break; + case keyCode.UP: + suppressKeyPress = true; + this._keyEvent( "previous", event ); + break; + case keyCode.DOWN: + suppressKeyPress = true; + this._keyEvent( "next", event ); + break; + case keyCode.ENTER: + + // when menu is open and has focus + if ( this.menu.active ) { + + // #6055 - Opera still allows the keypress to occur + // which causes forms to submit + suppressKeyPress = true; + event.preventDefault(); + this.menu.select( event ); + } + break; + case keyCode.TAB: + if ( this.menu.active ) { + this.menu.select( event ); + } + break; + case keyCode.ESCAPE: + if ( this.menu.element.is( ":visible" ) ) { + if ( !this.isMultiLine ) { + this._value( this.term ); + } + this.close( event ); + + // Different browsers have different default behavior for escape + // Single press can mean undo or clear + // Double press in IE means clear the whole form + event.preventDefault(); + } + break; + default: + suppressKeyPressRepeat = true; + + // search timeout should be triggered before the input value is changed + this._searchTimeout( event ); + break; + } + }, + keypress: function( event ) { + if ( suppressKeyPress ) { + suppressKeyPress = false; + if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) { + event.preventDefault(); + } + return; + } + if ( suppressKeyPressRepeat ) { + return; + } + + // Replicate some key handlers to allow them to repeat in Firefox and Opera + var keyCode = $.ui.keyCode; + switch ( event.keyCode ) { + case keyCode.PAGE_UP: + this._move( "previousPage", event ); + break; + case keyCode.PAGE_DOWN: + this._move( "nextPage", event ); + break; + case keyCode.UP: + this._keyEvent( "previous", event ); + break; + case keyCode.DOWN: + this._keyEvent( "next", event ); + break; + } + }, + input: function( event ) { + if ( suppressInput ) { + suppressInput = false; + event.preventDefault(); + return; + } + this._searchTimeout( event ); + }, + focus: function() { + this.selectedItem = null; + this.previous = this._value(); + }, + blur: function( event ) { + if ( this.cancelBlur ) { + delete this.cancelBlur; + return; + } + + clearTimeout( this.searching ); + this.close( event ); + this._change( event ); + } + } ); + + this._initSource(); + this.menu = $( "<ul>" ) + .appendTo( this._appendTo() ) + .menu( { + + // disable ARIA support, the live region takes care of that + role: null + } ) + .hide() + .menu( "instance" ); + + this._addClass( this.menu.element, "ui-autocomplete", "ui-front" ); + this._on( this.menu.element, { + mousedown: function( event ) { + + // prevent moving focus out of the text field + event.preventDefault(); + + // IE doesn't prevent moving focus even with event.preventDefault() + // so we set a flag to know when we should ignore the blur event + this.cancelBlur = true; + this._delay( function() { + delete this.cancelBlur; + + // Support: IE 8 only + // Right clicking a menu item or selecting text from the menu items will + // result in focus moving out of the input. However, we've already received + // and ignored the blur event because of the cancelBlur flag set above. So + // we restore focus to ensure that the menu closes properly based on the user's + // next actions. + if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) { + this.element.trigger( "focus" ); + } + } ); + }, + menufocus: function( event, ui ) { + var label, item; + + // support: Firefox + // Prevent accidental activation of menu items in Firefox (#7024 #9118) + if ( this.isNewMenu ) { + this.isNewMenu = false; + if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) { + this.menu.blur(); + + this.document.one( "mousemove", function() { + $( event.target ).trigger( event.originalEvent ); + } ); + + return; + } + } + + item = ui.item.data( "ui-autocomplete-item" ); + if ( false !== this._trigger( "focus", event, { item: item } ) ) { + + // use value to match what will end up in the input, if it was a key event + if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) { + this._value( item.value ); + } + } + + // Announce the value in the liveRegion + label = ui.item.attr( "aria-label" ) || item.value; + if ( label && $.trim( label ).length ) { + this.liveRegion.children().hide(); + $( "<div>" ).text( label ).appendTo( this.liveRegion ); + } + }, + menuselect: function( event, ui ) { + var item = ui.item.data( "ui-autocomplete-item" ), + previous = this.previous; + + // Only trigger when focus was lost (click on menu) + if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) { + this.element.trigger( "focus" ); + this.previous = previous; + + // #6109 - IE triggers two focus events and the second + // is asynchronous, so we need to reset the previous + // term synchronously and asynchronously :-( + this._delay( function() { + this.previous = previous; + this.selectedItem = item; + } ); + } + + if ( false !== this._trigger( "select", event, { item: item } ) ) { + this._value( item.value ); + } + + // reset the term after the select event + // this allows custom select handling to work properly + this.term = this._value(); + + this.close( event ); + this.selectedItem = item; + } + } ); + + this.liveRegion = $( "<div>", { + role: "status", + "aria-live": "assertive", + "aria-relevant": "additions" + } ) + .appendTo( this.document[ 0 ].body ); + + this._addClass( this.liveRegion, null, "ui-helper-hidden-accessible" ); + + // Turning off autocomplete prevents the browser from remembering the + // value when navigating through history, so we re-enable autocomplete + // if the page is unloaded before the widget is destroyed. #7790 + this._on( this.window, { + beforeunload: function() { + this.element.removeAttr( "autocomplete" ); + } + } ); + }, + + _destroy: function() { + clearTimeout( this.searching ); + this.element.removeAttr( "autocomplete" ); + this.menu.element.remove(); + this.liveRegion.remove(); + }, + + _setOption: function( key, value ) { + this._super( key, value ); + if ( key === "source" ) { + this._initSource(); + } + if ( key === "appendTo" ) { + this.menu.element.appendTo( this._appendTo() ); + } + if ( key === "disabled" && value && this.xhr ) { + this.xhr.abort(); + } + }, + + _isEventTargetInWidget: function( event ) { + var menuElement = this.menu.element[ 0 ]; + + return event.target === this.element[ 0 ] || + event.target === menuElement || + $.contains( menuElement, event.target ); + }, + + _closeOnClickOutside: function( event ) { + if ( !this._isEventTargetInWidget( event ) ) { + this.close(); + } + }, + + _appendTo: function() { + var element = this.options.appendTo; + + if ( element ) { + element = element.jquery || element.nodeType ? + $( element ) : + this.document.find( element ).eq( 0 ); + } + + if ( !element || !element[ 0 ] ) { + element = this.element.closest( ".ui-front, dialog" ); + } + + if ( !element.length ) { + element = this.document[ 0 ].body; + } + + return element; + }, + + _initSource: function() { + var array, url, + that = this; + if ( $.isArray( this.options.source ) ) { + array = this.options.source; + this.source = function( request, response ) { + response( $.ui.autocomplete.filter( array, request.term ) ); + }; + } else if ( typeof this.options.source === "string" ) { + url = this.options.source; + this.source = function( request, response ) { + if ( that.xhr ) { + that.xhr.abort(); + } + that.xhr = $.ajax( { + url: url, + data: request, + dataType: "json", + success: function( data ) { + response( data ); + }, + error: function() { + response( [] ); + } + } ); + }; + } else { + this.source = this.options.source; + } + }, + + _searchTimeout: function( event ) { + clearTimeout( this.searching ); + this.searching = this._delay( function() { + + // Search if the value has changed, or if the user retypes the same value (see #7434) + var equalValues = this.term === this._value(), + menuVisible = this.menu.element.is( ":visible" ), + modifierKey = event.altKey || event.ctrlKey || event.metaKey || event.shiftKey; + + if ( !equalValues || ( equalValues && !menuVisible && !modifierKey ) ) { + this.selectedItem = null; + this.search( null, event ); + } + }, this.options.delay ); + }, + + search: function( value, event ) { + value = value != null ? value : this._value(); + + // Always save the actual value, not the one passed as an argument + this.term = this._value(); + + if ( value.length < this.options.minLength ) { + return this.close( event ); + } + + if ( this._trigger( "search", event ) === false ) { + return; + } + + return this._search( value ); + }, + + _search: function( value ) { + this.pending++; + this._addClass( "ui-autocomplete-loading" ); + this.cancelSearch = false; + + this.source( { term: value }, this._response() ); + }, + + _response: function() { + var index = ++this.requestIndex; + + return $.proxy( function( content ) { + if ( index === this.requestIndex ) { + this.__response( content ); + } + + this.pending--; + if ( !this.pending ) { + this._removeClass( "ui-autocomplete-loading" ); + } + }, this ); + }, + + __response: function( content ) { + if ( content ) { + content = this._normalize( content ); + } + this._trigger( "response", null, { content: content } ); + if ( !this.options.disabled && content && content.length && !this.cancelSearch ) { + this._suggest( content ); + this._trigger( "open" ); + } else { + + // use ._close() instead of .close() so we don't cancel future searches + this._close(); + } + }, + + close: function( event ) { + this.cancelSearch = true; + this._close( event ); + }, + + _close: function( event ) { + + // Remove the handler that closes the menu on outside clicks + this._off( this.document, "mousedown" ); + + if ( this.menu.element.is( ":visible" ) ) { + this.menu.element.hide(); + this.menu.blur(); + this.isNewMenu = true; + this._trigger( "close", event ); + } + }, + + _change: function( event ) { + if ( this.previous !== this._value() ) { + this._trigger( "change", event, { item: this.selectedItem } ); + } + }, + + _normalize: function( items ) { + + // assume all items have the right format when the first item is complete + if ( items.length && items[ 0 ].label && items[ 0 ].value ) { + return items; + } + return $.map( items, function( item ) { + if ( typeof item === "string" ) { + return { + label: item, + value: item + }; + } + return $.extend( {}, item, { + label: item.label || item.value, + value: item.value || item.label + } ); + } ); + }, + + _suggest: function( items ) { + var ul = this.menu.element.empty(); + this._renderMenu( ul, items ); + this.isNewMenu = true; + this.menu.refresh(); + + // Size and position menu + ul.show(); + this._resizeMenu(); + ul.position( $.extend( { + of: this.element + }, this.options.position ) ); + + if ( this.options.autoFocus ) { + this.menu.next(); + } + + // Listen for interactions outside of the widget (#6642) + this._on( this.document, { + mousedown: "_closeOnClickOutside" + } ); + }, + + _resizeMenu: function() { + var ul = this.menu.element; + ul.outerWidth( Math.max( + + // Firefox wraps long text (possibly a rounding bug) + // so we add 1px to avoid the wrapping (#7513) + ul.width( "" ).outerWidth() + 1, + this.element.outerWidth() + ) ); + }, + + _renderMenu: function( ul, items ) { + var that = this; + $.each( items, function( index, item ) { + that._renderItemData( ul, item ); + } ); + }, + + _renderItemData: function( ul, item ) { + return this._renderItem( ul, item ).data( "ui-autocomplete-item", item ); + }, + + _renderItem: function( ul, item ) { + return $( "<li>" ) + .append( $( "<div>" ).text( item.label ) ) + .appendTo( ul ); + }, + + _move: function( direction, event ) { + if ( !this.menu.element.is( ":visible" ) ) { + this.search( null, event ); + return; + } + if ( this.menu.isFirstItem() && /^previous/.test( direction ) || + this.menu.isLastItem() && /^next/.test( direction ) ) { + + if ( !this.isMultiLine ) { + this._value( this.term ); + } + + this.menu.blur(); + return; + } + this.menu[ direction ]( event ); + }, + + widget: function() { + return this.menu.element; + }, + + _value: function() { + return this.valueMethod.apply( this.element, arguments ); + }, + + _keyEvent: function( keyEvent, event ) { + if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) { + this._move( keyEvent, event ); + + // Prevents moving cursor to beginning/end of the text field in some browsers + event.preventDefault(); + } + }, + + // Support: Chrome <=50 + // We should be able to just use this.element.prop( "isContentEditable" ) + // but hidden elements always report false in Chrome. + // https://code.google.com/p/chromium/issues/detail?id=313082 + _isContentEditable: function( element ) { + if ( !element.length ) { + return false; + } + + var editable = element.prop( "contentEditable" ); + + if ( editable === "inherit" ) { + return this._isContentEditable( element.parent() ); + } + + return editable === "true"; + } +} ); + +$.extend( $.ui.autocomplete, { + escapeRegex: function( value ) { + return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" ); + }, + filter: function( array, term ) { + var matcher = new RegExp( $.ui.autocomplete.escapeRegex( term ), "i" ); + return $.grep( array, function( value ) { + return matcher.test( value.label || value.value || value ); + } ); + } +} ); + +// Live region extension, adding a `messages` option +// NOTE: This is an experimental API. We are still investigating +// a full solution for string manipulation and internationalization. +$.widget( "ui.autocomplete", $.ui.autocomplete, { + options: { + messages: { + noResults: "No search results.", + results: function( amount ) { + return amount + ( amount > 1 ? " results are" : " result is" ) + + " available, use up and down arrow keys to navigate."; + } + } + }, + + __response: function( content ) { + var message; + this._superApply( arguments ); + if ( this.options.disabled || this.cancelSearch ) { + return; + } + if ( content && content.length ) { + message = this.options.messages.results( content.length ); + } else { + message = this.options.messages.noResults; + } + this.liveRegion.children().hide(); + $( "<div>" ).text( message ).appendTo( this.liveRegion ); + } +} ); + +var widgetsAutocomplete = $.ui.autocomplete; + + + + +}));
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