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oop-2020-steffo-cleaver/docs/script-dir/jquery-ui.js
2019-12-05 01:05:10 +01:00

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JavaScript

/*! 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
// 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;
}));