Skip to content

Content of file jquery-ui.js

/*! jQuery UI - v1.12.1 - 2018-12-06
* http://jqueryui.com
* Includes: widget.js, position.js, keycode.js, unique-id.js, widgets/autocomplete.js, widgets/menu.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
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 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 }; /*! * 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" ); } } ); } } ); 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; }));