/*! jQuery UI - v1.12.1 - 2017-08-20
* http://jqueryui.com
* Includes: widget.js, position.js, data.js, disable-selection.js, focusable.js, form-reset-mixin.js, jquery-1-7.js, keycode.js, labels.js, scroll-parent.js, tabbable.js, unique-id.js, widgets/draggable.js, widgets/droppable.js, widgets/resizable.js, widgets/selectable.js, widgets/sortable.js, widgets/accordion.js, widgets/autocomplete.js, widgets/button.js, widgets/checkboxradio.js, widgets/controlgroup.js, widgets/datepicker.js, widgets/dialog.js, widgets/menu.js, widgets/mouse.js, widgets/progressbar.js, widgets/selectmenu.js, widgets/slider.js, widgets/spinner.js, widgets/tabs.js, widgets/tooltip.js, effect.js, effects/effect-blind.js, effects/effect-bounce.js, effects/effect-clip.js, effects/effect-drop.js, effects/effect-explode.js, effects/effect-fade.js, effects/effect-fold.js, effects/effect-highlight.js, effects/effect-puff.js, effects/effect-pulsate.js, effects/effect-scale.js, effects/effect-shake.js, effects/effect-size.js, effects/effect-slide.js, effects/effect-transfer.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++ ) {
// 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 :
atOffset = data.at[ 0 ] === "left" ?
data.targetWidth :
data.at[ 0 ] === "right" ?
-data.targetWidth :
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 :
atOffset = data.at[ 1 ] === "top" ?
data.targetHeight :
data.at[ 1 ] === "bottom" ?
-data.targetHeight :
offset = -2 * data.offset[ 1 ],
newOverTop,
newOverBottom;
if ( overTop < 0 ) {
newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight -
outerHeight - withinOffset;
if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) {
position.top += myOffset + atOffset + offset;
} else if ( overBottom > 0 ) {
newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset +
offset - offsetTop;
if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) {
position.top += myOffset + atOffset + offset;
flipfit: {
left: function() {
$.ui.position.flip.left.apply( this, arguments );
$.ui.position.fit.left.apply( this, arguments );
top: function() {
$.ui.position.flip.top.apply( this, arguments );
$.ui.position.fit.top.apply( this, arguments );
} )();
var position = $.ui.position;
* jQuery UI :data 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: :data Selector
//>>group: Core
//>>description: Selects elements which have data stored under the specified key.
//>>docs: http://api.jqueryui.com/data-selector/
var data = $.extend( $.expr[ ":" ], {
data: $.expr.createPseudo ?
$.expr.createPseudo( function( dataName ) {
return function( elem ) {
return !!$.data( elem, dataName );
// Support: jQuery <1.8
function( elem, i, match ) {
return !!$.data( elem, match[ 3 ] );
* jQuery UI Disable Selection 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: disableSelection
//>>group: Core
//>>description: Disable selection of text content within the set of matched elements.
//>>docs: http://api.jqueryui.com/disableSelection/
// This file is deprecated
var disableSelection = $.fn.extend( {
disableSelection: ( function() {
var eventType = "onselectstart" in document.createElement( "div" ) ?
"selectstart" :
"mousedown";
return function() {
return this.on( eventType + ".ui-disableSelection", function( event ) {
event.preventDefault();
} )(),
enableSelection: function() {
return this.off( ".ui-disableSelection" );
* jQuery UI Focusable 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: :focusable Selector
//>>group: Core
//>>description: Selects elements which can be focused.
//>>docs: http://api.jqueryui.com/focusable-selector/
// Selectors
$.ui.focusable = function( element, hasTabindex ) {
var map, mapName, img, focusableIfVisible, fieldset,
nodeName = element.nodeName.toLowerCase();
if ( "area" === nodeName ) {
map = element.parentNode;
mapName = map.name;
if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
return false;
img = $( "img[usemap='#" + mapName + "']" );
return img.length > 0 && img.is( ":visible" );
if ( /^(input|select|textarea|button|object)$/.test( nodeName ) ) {
focusableIfVisible = !element.disabled;
if ( focusableIfVisible ) {
// Form controls within a disabled fieldset are disabled.
// However, controls within the fieldset's legend do not get disabled.
// Since controls generally aren't placed inside legends, we skip
// this portion of the check.
fieldset = $( element ).closest( "fieldset" )[ 0 ];
if ( fieldset ) {
focusableIfVisible = !fieldset.disabled;
} else if ( "a" === nodeName ) {
focusableIfVisible = element.href || hasTabindex;
} else {
focusableIfVisible = hasTabindex;
return focusableIfVisible && $( element ).is( ":visible" ) && visible( $( element ) );
// Support: IE 8 only
// IE 8 doesn't resolve inherit to visible/hidden for computed values
function visible( element ) {
var visibility = element.css( "visibility" );
while ( visibility === "inherit" ) {
element = element.parent();
visibility = element.css( "visibility" );
return visibility !== "hidden";
$.extend( $.expr[ ":" ], {
focusable: function( element ) {
return $.ui.focusable( element, $.attr( element, "tabindex" ) != null );
var focusable = $.ui.focusable;
// Support: IE8 Only
// IE8 does not support the form attribute and when it is supplied. It overwrites the form prop
// with a string, so we need to find the proper form.
var form = $.fn.form = function() {
return typeof this[ 0 ].form === "string" ? this.closest( "form" ) : $( this[ 0 ].form );
* jQuery UI Form Reset Mixin 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: Form Reset Mixin
//>>group: Core
//>>description: Refresh input widgets when their form is reset
//>>docs: http://api.jqueryui.com/form-reset-mixin/
var formResetMixin = $.ui.formResetMixin = {
_formResetHandler: function() {
var form = $( this );
// Wait for the form reset to actually happen before refreshing
setTimeout( function() {
var instances = form.data( "ui-form-reset-instances" );
$.each( instances, function() {
this.refresh();
_bindFormResetHandler: function() {
this.form = this.element.form();
if ( !this.form.length ) {
return;
var instances = this.form.data( "ui-form-reset-instances" ) || [];
if ( !instances.length ) {
// We don't use _on() here because we use a single event handler per form
this.form.on( "reset.ui-form-reset", this._formResetHandler );
instances.push( this );
this.form.data( "ui-form-reset-instances", instances );
_unbindFormResetHandler: function() {
if ( !this.form.length ) {
return;
var instances = this.form.data( "ui-form-reset-instances" );
instances.splice( $.inArray( this, instances ), 1 );
if ( instances.length ) {
this.form.data( "ui-form-reset-instances", instances );
} else {
this.form
.removeData( "ui-form-reset-instances" )
.off( "reset.ui-form-reset" );
* jQuery UI Support for jQuery core 1.7.x 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: jQuery 1.7 Support
//>>group: Core
//>>description: Support version 1.7.x of jQuery core
// Support: jQuery 1.7 only
// Not a great way to check versions, but since we only support 1.7+ and only
// need to detect <1.8, this is a simple check that should suffice. Checking
// for "1.7." would be a bit safer, but the version string is 1.7, not 1.7.0
// and we'll never reach 1.70.0 (if we do, we certainly won't be supporting
// 1.7 anymore). See #11197 for why we're not using feature detection.
if ( $.fn.jquery.substring( 0, 3 ) === "1.7" ) {
// Setters for .innerWidth(), .innerHeight(), .outerWidth(), .outerHeight()
// Unlike jQuery Core 1.8+, these only support numeric values to set the
// dimensions in pixels
$.each( [ "Width", "Height" ], function( i, name ) {
var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
type = name.toLowerCase(),
orig = {
innerWidth: $.fn.innerWidth,
innerHeight: $.fn.innerHeight,
outerWidth: $.fn.outerWidth,
outerHeight: $.fn.outerHeight
function reduce( elem, size, border, margin ) {
$.each( side, function() {
size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
if ( border ) {
size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
if ( margin ) {
size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
return size;
$.fn[ "inner" + name ] = function( size ) {
if ( size === undefined ) {
return orig[ "inner" + name ].call( this );
return this.each( function() {
$( this ).css( type, reduce( this, size ) + "px" );
$.fn[ "outer" + name ] = function( size, margin ) {
if ( typeof size !== "number" ) {
return orig[ "outer" + name ].call( this, size );
return this.each( function() {
$( this ).css( type, reduce( this, size, true, margin ) + "px" );
$.fn.addBack = function( selector ) {
return this.add( selector == null ?
this.prevObject : this.prevObject.filter( selector )
* jQuery UI Keycode 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: Keycode
//>>group: Core
//>>description: Provide keycodes as keynames
//>>docs: http://api.jqueryui.com/jQuery.ui.keyCode/
var keycode = $.ui.keyCode = {
BACKSPACE: 8,
COMMA: 188,
DELETE: 46,
DOWN: 40,
END: 35,
ENTER: 13,
ESCAPE: 27,
HOME: 36,
LEFT: 37,
PAGE_DOWN: 34,
PAGE_UP: 33,
PERIOD: 190,
RIGHT: 39,
SPACE: 32,
TAB: 9,
UP: 38
// Internal use only
var escapeSelector = $.ui.escapeSelector = ( function() {
var selectorEscape = /([!"#$%&'()*+,./:;<=>?@[\]^`{|}~])/g;
return function( selector ) {
return selector.replace( selectorEscape, "\\$1" );
} )();
* jQuery UI Labels 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: labels
//>>group: Core
//>>description: Find all the labels associated with a given input
//>>docs: http://api.jqueryui.com/labels/
var labels = $.fn.labels = function() {
var ancestor, selector, id, labels, ancestors;
// Check control.labels first
if ( this[ 0 ].labels && this[ 0 ].labels.length ) {
return this.pushStack( this[ 0 ].labels );
// Support: IE <= 11, FF <= 37, Android <= 2.3 only
// Above browsers do not support control.labels. Everything below is to support them
// as well as document fragments. control.labels does not work on document fragments
labels = this.eq( 0 ).parents( "label" );
// Look for the label based on the id
id = this.attr( "id" );
if ( id ) {
// We don't search against the document in case the element
// is disconnected from the DOM
ancestor = this.eq( 0 ).parents().last();
// Get a full set of top level ancestors
ancestors = ancestor.add( ancestor.length ? ancestor.siblings() : this.siblings() );
// Create a selector for the label based on the id
selector = "label[for='" + $.ui.escapeSelector( id ) + "']";
labels = labels.add( ancestors.find( selector ).addBack( selector ) );
// Return whatever we have found for labels
return this.pushStack( labels );
* jQuery UI Scroll Parent 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: scrollParent
//>>group: Core
//>>description: Get the closest ancestor element that is scrollable.
//>>docs: http://api.jqueryui.com/scrollParent/
var scrollParent = $.fn.scrollParent = function( includeHidden ) {
var position = this.css( "position" ),
excludeStaticParent = position === "absolute",
overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
scrollParent = this.parents().filter( function() {
var parent = $( this );
if ( excludeStaticParent && parent.css( "position" ) === "static" ) {
return false;
return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) +
parent.css( "overflow-x" ) );
} ).eq( 0 );
return position === "fixed" || !scrollParent.length ?
$( this[ 0 ].ownerDocument || document ) :
scrollParent;
* jQuery UI Tabbable 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: :tabbable Selector
//>>group: Core
//>>description: Selects elements which can be tabbed to.
//>>docs: http://api.jqueryui.com/tabbable-selector/
var tabbable = $.extend( $.expr[ ":" ], {
tabbable: function( element ) {
var tabIndex = $.attr( element, "tabindex" ),
hasTabindex = tabIndex != null;
return ( !hasTabindex || tabIndex >= 0 ) && $.ui.focusable( element, hasTabindex );
* jQuery UI Unique ID 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: uniqueId
//>>group: Core
//>>description: Functions to generate and remove uniqueId's
//>>docs: http://api.jqueryui.com/uniqueId/
var uniqueId = $.fn.extend( {
uniqueId: ( function() {
var uuid = 0;
return function() {
return this.each( function() {
if ( !this.id ) {
this.id = "ui-id-" + ( ++uuid );
} )(),
removeUniqueId: function() {
return this.each( function() {
if ( /^ui-id-\d+$/.test( this.id ) ) {
$( this ).removeAttr( "id" );
// This file is deprecated
var ie = $.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );
* jQuery UI Mouse 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: Mouse
//>>group: Widgets
//>>description: Abstracts mouse-based interactions to assist in creating certain widgets.
//>>docs: http://api.jqueryui.com/mouse/
var mouseHandled = false;
$( document ).on( "mouseup", function() {
mouseHandled = false;
var widgetsMouse = $.widget( "ui.mouse", {
version: "1.12.1",
options: {
cancel: "input, textarea, button, select, option",
distance: 1,
delay: 0
_mouseInit: function() {
var that = this;
this.element
.on( "mousedown." + this.widgetName, function( event ) {
return that._mouseDown( event );
.on( "click." + this.widgetName, function( event ) {
if ( true === $.data( event.target, that.widgetName + ".preventClickEvent" ) ) {
$.removeData( event.target, that.widgetName + ".preventClickEvent" );
event.stopImmediatePropagation();
return false;
this.started = false;
// TODO: make sure destroying one instance of mouse doesn't mess with
// other instances of mouse
_mouseDestroy: function() {
this.element.off( "." + this.widgetName );
if ( this._mouseMoveDelegate ) {
this.document
.off( "mousemove." + this.widgetName, this._mouseMoveDelegate )
.off( "mouseup." + this.widgetName, this._mouseUpDelegate );
_mouseDown: function( event ) {
// don't let more than one widget handle mouseStart
if ( mouseHandled ) {
return;
this._mouseMoved = false;
// We may have missed mouseup (out of window)
( this._mouseStarted && this._mouseUp( event ) );
this._mouseDownEvent = event;
var that = this,
btnIsLeft = ( event.which === 1 ),
// event.target.nodeName works around a bug in IE 8 with
// disabled inputs (#7620)
elIsCancel = ( typeof this.options.cancel === "string" && event.target.nodeName ?
$( event.target ).closest( this.options.cancel ).length : false );
if ( !btnIsLeft || elIsCancel || !this._mouseCapture( event ) ) {
return true;
this.mouseDelayMet = !this.options.delay;
if ( !this.mouseDelayMet ) {
this._mouseDelayTimer = setTimeout( function() {
that.mouseDelayMet = true;
}, this.options.delay );
if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) {
this._mouseStarted = ( this._mouseStart( event ) !== false );
if ( !this._mouseStarted ) {
event.preventDefault();
return true;
// Click event may never have fired (Gecko & Opera)
if ( true === $.data( event.target, this.widgetName + ".preventClickEvent" ) ) {
$.removeData( event.target, this.widgetName + ".preventClickEvent" );
// These delegates are required to keep context
this._mouseMoveDelegate = function( event ) {
return that._mouseMove( event );
this._mouseUpDelegate = function( event ) {
return that._mouseUp( event );
this.document
.on( "mousemove." + this.widgetName, this._mouseMoveDelegate )
.on( "mouseup." + this.widgetName, this._mouseUpDelegate );
event.preventDefault();
mouseHandled = true;
return true;
_mouseMove: function( event ) {
// Only check for mouseups outside the document if you've moved inside the document
// at least once. This prevents the firing of mouseup in the case of IE<9, which will
// fire a mousemove event if content is placed under the cursor. See #7778
// Support: IE <9
if ( this._mouseMoved ) {
// IE mouseup check - mouseup happened when mouse was out of window
if ( $.ui.ie && ( !document.documentMode || document.documentMode < 9 ) &&
!event.button ) {
return this._mouseUp( event );
// Iframe mouseup check - mouseup occurred in another document
} else if ( !event.which ) {
// Support: Safari <=8 - 9
// Safari sets which to 0 if you press any of the following keys
// during a drag (#14461)
if ( event.originalEvent.altKey || event.originalEvent.ctrlKey ||
event.originalEvent.metaKey || event.originalEvent.shiftKey ) {
this.ignoreMissingWhich = true;
} else if ( !this.ignoreMissingWhich ) {
return this._mouseUp( event );
if ( event.which || event.button ) {
this._mouseMoved = true;
if ( this._mouseStarted ) {
this._mouseDrag( event );
return event.preventDefault();
if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) {
this._mouseStarted =
( this._mouseStart( this._mouseDownEvent, event ) !== false );
( this._mouseStarted ? this._mouseDrag( event ) : this._mouseUp( event ) );
return !this._mouseStarted;
_mouseUp: function( event ) {
this.document
.off( "mousemove." + this.widgetName, this._mouseMoveDelegate )
.off( "mouseup." + this.widgetName, this._mouseUpDelegate );
if ( this._mouseStarted ) {
this._mouseStarted = false;
if ( event.target === this._mouseDownEvent.target ) {
$.data( event.target, this.widgetName + ".preventClickEvent", true );
this._mouseStop( event );
if ( this._mouseDelayTimer ) {
clearTimeout( this._mouseDelayTimer );
delete this._mouseDelayTimer;
this.ignoreMissingWhich = false;
mouseHandled = false;
event.preventDefault();
_mouseDistanceMet: function( event ) {
return ( Math.max(
Math.abs( this._mouseDownEvent.pageX - event.pageX ),
Math.abs( this._mouseDownEvent.pageY - event.pageY )
) >= this.options.distance
_mouseDelayMet: function( /* event */ ) {
return this.mouseDelayMet;
// These are placeholder methods, to be overriden by extending plugin
_mouseStart: function( /* event */ ) {},
_mouseDrag: function( /* event */ ) {},
_mouseStop: function( /* event */ ) {},
_mouseCapture: function( /* event */ ) { return true; }
// $.ui.plugin is deprecated. Use $.widget() extensions instead.
var plugin = $.ui.plugin = {
add: function( module, option, set ) {
var i,
proto = $.ui[ module ].prototype;
for ( i in set ) {
proto.plugins[ i ] = proto.plugins[ i ] || [];
proto.plugins[ i ].push( [ option, set[ i ] ] );
call: function( instance, name, args, allowDisconnected ) {
var i,
set = instance.plugins[ name ];
if ( !set ) {
return;
if ( !allowDisconnected && ( !instance.element[ 0 ].parentNode ||
instance.element[ 0 ].parentNode.nodeType === 11 ) ) {
return;
for ( i = 0; i < set.length; i++ ) {
if ( instance.options[ set[ i ][ 0 ] ] ) {
set[ i ][ 1 ].apply( instance.element, args );
var safeActiveElement = $.ui.safeActiveElement = function( document ) {
var activeElement;
// Support: IE 9 only
// IE9 throws an "Unspecified error" accessing document.activeElement from an <iframe>
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;
var safeBlur = $.ui.safeBlur = function( element ) {
// Support: IE9 - 10 only
// If the <body> is blurred, IE will switch windows, see #9420
if ( element && element.nodeName.toLowerCase() !== "body" ) {
$( element ).trigger( "blur" );
* jQuery UI Draggable 1.12.1
* http://jqueryui.com
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
//>>label: Draggable
//>>group: Interactions
//>>description: Enables dragging functionality for any element.
//>>docs: http://api.jqueryui.com/draggable/
//>>demos: http://jqueryui.com/draggable/
//>>css.structure: ../../themes/base/draggable.css
$.widget( "ui.draggable", $.ui.mouse, {
version: "1.12.1",
widgetEventPrefix: "drag",
options: {
addClasses: true,
appendTo: "parent",
axis: false,
connectToSortable: false,
containment: false,
cursor: "auto",
cursorAt: false,
grid: false,
handle: false,
helper: "original",
iframeFix: false,
opacity: false,
refreshPositions: false,
revert: false,
revertDuration: 500,
scope: "default",
scroll: true,
scrollSensitivity: 20,
scrollSpeed: 20,
snap: false,
snapMode: "both",
snapTolerance: 20,
stack: false,
zIndex: false,
// Callbacks
drag: null,
start: null,
stop: null
_create: function() {
if ( this.options.helper === "original" ) {
this._setPositionRelative();
if ( this.options.addClasses ) {
this._addClass( "ui-draggable" );
this._setHandleClassName();
this._mouseInit();
_setOption: function( key, value ) {
this._super( key, value );
if ( key === "handle" ) {
this._removeHandleClassName();
this._setHandleClassName();
_destroy: function() {
if ( ( this.helper || this.element ).is( ".ui-draggable-dragging" ) ) {
this.destroyOnClear = true;
return;
this._removeHandleClassName();
this._mouseDestroy();
_mouseCapture: function( event ) {
var o = this.options;
// Among others, prevent a drag on a resizable-handle
if ( this.helper || o.disabled ||
$( event.target ).closest( ".ui-resizable-handle" ).length > 0 ) {
return false;
//Quit if we're not on a valid handle
this.handle = this._getHandle( event );
if ( !this.handle ) {
return false;
this._blurActiveElement( event );
this._blockFrames( o.iframeFix === true ? "iframe" : o.iframeFix );
return true;
_blockFrames: function( selector ) {
this.iframeBlocks = this.document.find( selector ).map( function() {
var iframe = $( this );
return $( "<div>" )
.css( "position", "absolute" )
.appendTo( iframe.parent() )
.outerWidth( iframe.outerWidth() )
.outerHeight( iframe.outerHeight() )
.offset( iframe.offset() )[ 0 ];
_unblockFrames: function() {
if ( this.iframeBlocks ) {
this.iframeBlocks.remove();
delete this.iframeBlocks;
_blurActiveElement: function( event ) {
var activeElement = $.ui.safeActiveElement( this.document[ 0 ] ),
target = $( event.target );
// Don't blur if the event occurred on an element that is within
// the currently focused element
// See #10527, #12472
if ( target.closest( activeElement ).length ) {
return;
// Blur any element that currently has focus, see #4261
$.ui.safeBlur( activeElement );
_mouseStart: function( event ) {
var o = this.options;
//Create and append the visible helper
this.helper = this._createHelper( event );
this._addClass( this.helper, "ui-draggable-dragging" );
//Cache the helper size
this._cacheHelperProportions();
//If ddmanager is used for droppables, set the global draggable
if ( $.ui.ddmanager ) {
$.ui.ddmanager.current = this;
* - Position generation -
* This block generates everything position related - it's the core of draggables.
//Cache the margins of the original element
this._cacheMargins();
//Store the helper's css position
this.cssPosition = this.helper.css( "position" );
this.scrollParent = this.helper.scrollParent( true );
this.offsetParent = this.helper.offsetParent();
this.hasFixedAncestor = this.helper.parents().filter( function() {
return $( this ).css( "position" ) === "fixed";
} ).length > 0;
//The element's absolute position on the page minus margins
this.positionAbs = this.element.offset();
this._refreshOffsets( event );
//Generate the original position
this.originalPosition = this.position = this._generatePosition( event, false );
this.originalPageX = event.pageX;
this.originalPageY = event.pageY;
//Adjust the mouse offset relative to the helper if "cursorAt" is supplied
( o.cursorAt && this._adjustOffsetFromHelper( o.cursorAt ) );
//Set a containment if given in the options
this._setContainment();
//Trigger event + callbacks
if ( this._trigger( "start", event ) === false ) {
this._clear();
return false;
//Recache the helper size
this._cacheHelperProportions();
//Prepare the droppable offsets
if ( $.ui.ddmanager && !o.dropBehaviour ) {
$.ui.ddmanager.prepareOffsets( this, event );
// Execute the drag once - this causes the helper not to be visible before getting its
// correct position
this._mouseDrag( event, true );
// If the ddmanager is used for droppables, inform the manager that dragging has started
// (see #5003)
if ( $.ui.ddmanager ) {
$.ui.ddmanager.dragStart( this, event );
return true;
_refreshOffsets: function( event ) {
this.offset = {
top: this.positionAbs.top - this.margins.top,
left: this.positionAbs.left - this.margins.left,
scroll: false,
parent: this._getParentOffset(),
relative: this._getRelativeOffset()
this.offset.click = {
left: event.pageX - this.offset.left,
top: event.pageY - this.offset.top
_mouseDrag: function( event, noPropagation ) {
// reset any necessary cached properties (see #5009)
if ( this.hasFixedAncestor ) {
this.offset.parent = this._getParentOffset();
//Compute the helpers position
this.position = this._generatePosition( event, true );
this.positionAbs = this._convertPositionTo( "absolute" );
//Call plugins and callbacks and use the resulting position if something is returned
if ( !noPropagation ) {
var ui = this._uiHash();
if ( this._trigger( "drag", event, ui ) === false ) {
this._mouseUp( new $.Event( "mouseup", event ) );
return false;
this.position = ui.position;
this.helper[ 0 ].style.left = this.position.left + "px";
this.helper[ 0 ].style.top = this.position.top + "px";
if ( $.ui.ddmanager ) {
$.ui.ddmanager.drag( this, event );
return false;
_mouseStop: function( event ) {
//If we are using droppables, inform the manager about the drop
var that = this,
dropped = false;
if ( $.ui.ddmanager && !this.options.dropBehaviour ) {
dropped = $.ui.ddmanager.drop( this, event );
//if a drop comes from outside (a sortable)
if ( this.dropped ) {
dropped = this.dropped;
this.dropped = false;
if ( ( this.options.revert === "invalid" && !dropped ) ||
( this.options.revert === "valid" && dropped ) ||
this.options.revert === true || ( $.isFunction( this.options.revert ) &&
this.options.revert.call( this.element, dropped ) )
$( this.helper ).animate(
this.originalPosition,
parseInt( this.options.revertDuration, 10 ),
function() {
if ( that._trigger( "stop", event ) !== false ) {
that._clear();
} else {
if ( this._trigger( "stop", event ) !== false ) {
this._clear();
return false;
_mouseUp: function( event ) {
this._unblockFrames();
// If the ddmanager is used for droppables, inform the manager that dragging has stopped
// (see #5003)
if ( $.ui.ddmanager ) {
$.ui.ddmanager.dragStop( this, event );
// Only need to focus if the event occurred on the draggable itself, see #10527
if ( this.handleElement.is( event.target ) ) {
// The interaction is over; whether or not the click resulted in a drag,
// focus the element
this.element.trigger( "focus" );
return $.ui.mouse.prototype._mouseUp.call( this, event );
cancel: function() {
if ( this.helper.is( ".ui-draggable-dragging" ) ) {
this._mouseUp( new $.Event( "mouseup", { target: this.element[ 0 ] } ) );
} else {
this._clear();
return this;
_getHandle: function( event ) {
return this.options.handle ?
!!$( event.target ).closest( this.element.find( this.options.handle ) ).length :
_setHandleClassName: function() {
this.handleElement = this.options.handle ?
this.element.find( this.options.handle ) : this.element;
this._addClass( this.handleElement, "ui-draggable-handle" );
_removeHandleClassName: function() {
this._removeClass( this.handleElement, "ui-draggable-handle" );
_createHelper: function( event ) {
var o = this.options,
helperIsFunction = $.isFunction( o.helper ),
helper = helperIsFunction ?
$( o.helper.apply( this.element[ 0 ], [ event ] ) ) :
( o.helper === "clone" ?
this.element.clone().removeAttr( "id" ) :
this.element );
if ( !helper.parents( "body" ).length ) {
helper.appendTo( ( o.appendTo === "parent" ?
this.element[ 0 ].parentNode :
o.appendTo ) );
// Http://bugs.jqueryui.com/ticket/9446
// a helper function can return the original element
// which wouldn't have been set to relative in _create
if ( helperIsFunction && helper[ 0 ] === this.element[ 0 ] ) {
this._setPositionRelative();
if ( helper[ 0 ] !== this.element[ 0 ] &&
!( /(fixed|absolute)/ ).test( helper.css( "position" ) ) ) {
helper.css( "position", "absolute" );
return helper;
_setPositionRelative: function() {
if ( !( /^(?:r|a|f)/ ).test( this.element.css( "position" ) ) ) {
this.element[ 0 ].style.position = "relative";
_adjustOffsetFromHelper: function( obj ) {
if ( typeof obj === "string" ) {
obj = obj.split( " " );
if ( $.isArray( obj ) ) {
obj = { left: +obj[ 0 ], top: +obj[ 1 ] || 0 };
if ( "left" in obj ) {
this.offset.click.left = obj.left + this.margins.left;
if ( "right" in obj ) {
this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
if ( "top" in obj ) {
this.offset.click.top = obj.top + this.margins.top;
if ( "bottom" in obj ) {
this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
_isRootNode: function( element ) {
return ( /(html|body)/i ).test( element.tagName ) || element === this.document[ 0 ];
_getParentOffset: function() {
//Get the offsetParent and cache its position
var po = this.offsetParent.offset(),
document = this.document[ 0 ];
// This is a special case where we need to modify a offset calculated on start, since the
// following happened:
// 1. The position of the helper is absolute, so it's position is calculated based on the
// next positioned parent
// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't
// the document, which means that the scroll is included in the initial calculation of the
// offset of the parent, and never recalculated upon drag
if ( this.cssPosition === "absolute" && this.scrollParent[ 0 ] !== document &&
$.contains( this.scrollParent[ 0 ], this.offsetParent[ 0 ] ) ) {
po.left += this.scrollParent.scrollLeft();
po.top += this.scrollParent.scrollTop();
if ( this._isRootNode( this.offsetParent[ 0 ] ) ) {
po = { top: 0, left: 0 };
return {
top: po.top + ( parseInt( this.offsetParent.css( "borderTopWidth" ), 10 ) || 0 ),
left: po.left + ( parseInt( this.offsetParent.css( "borderLeftWidth" ), 10 ) || 0 )
_getRelativeOffset: function() {
if ( this.cssPosition !== "relative" ) {
return { top: 0, left: 0 };
var p = this.element.position(),
scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] );
return {
top: p.top - ( parseInt( this.helper.css( "top" ), 10 ) || 0 ) +
( !scrollIsRootNode ? this.scrollParent.scrollTop() : 0 ),
left: p.left - ( parseInt( this.helper.css( "left" ), 10 ) || 0 ) +
( !scrollIsRootNode ? this.scrollParent.scrollLeft() : 0 )
_cacheMargins: function() {
this.margins = {
left: ( parseInt( this.element.css( "marginLeft" ), 10 ) || 0 ),
top: ( parseInt( this.element.css( "marginTop" ), 10 ) || 0 ),
right: ( parseInt( this.element.css( "marginRight" ), 10 ) || 0 ),
bottom: ( parseInt( this.element.css( "marginBottom" ), 10 ) || 0 )
_cacheHelperProportions: function() {
this.helperProportions = {
width: this.helper.outerWidth(),
height: this.helper.outerHeight()
_setContainment: function() {
var isUserScrollable, c, ce,
o = this.options,
document = this.document[ 0 ];
this.relativeContainer = null;
if ( !o.containment ) {
this.containment = null;
return;
if ( o.containment === "window" ) {
this.containment = [
$( window ).scrollLeft() - this.offset.relative.left - this.offset.parent.left,
$( window ).scrollTop() - this.offset.relative.top - this.offset.parent.top,
$( window ).scrollLeft() + $( window ).width() -
this.helperProportions.width - this.margins.left,
$( window ).scrollTop() +
( $( window ).height() || document.body.parentNode.scrollHeight ) -
this.helperProportions.height - this.margins.top
return;
if ( o.containment === "document" ) {
this.containment = [
$( document ).width() - this.helperProportions.width - this.margins.left,
( $( document ).height() || document.body.parentNode.scrollHeight ) -
this.helperProportions.height - this.margins.top
return;
if ( o.containment.constructor === Array ) {
this.containment = o.containment;
return;
if ( o.containment === "parent" ) {
o.containment = this.helper[ 0 ].parentNode;
c = $( o.containment );
ce = c[ 0 ];
if ( !ce ) {
return;
isUserScrollable = /(scroll|auto)/.test( c.css( "overflow" ) );
this.containment = [
( parseInt( c.css( "borderLeftWidth" ), 10 ) || 0 ) +
( parseInt( c.css( "paddingLeft" ), 10 ) || 0 ),
( parseInt( c.css( "borderTopWidth" ), 10 ) || 0 ) +
( parseInt( c.css( "paddingTop" ), 10 ) || 0 ),
( isUserScrollable ? Math.max( ce.scrollWidth, ce.offsetWidth ) : ce.offsetWidth ) -
( parseInt( c.css( "borderRightWidth" ), 10 ) || 0 ) -
( parseInt( c.css( "paddingRight" ), 10 ) || 0 ) -
this.helperProportions.width -
this.margins.left -
this.margins.right,
( isUserScrollable ? Math.max( ce.scrollHeight, ce.offsetHeight ) : ce.offsetHeight ) -
( parseInt( c.css( "borderBottomWidth" ), 10 ) || 0 ) -
( parseInt( c.css( "paddingBottom" ), 10 ) || 0 ) -
this.helperProportions.height -
this.margins.top -
this.margins.bottom
this.relativeContainer = c;
_convertPositionTo: function( d, pos ) {
if ( !pos ) {
pos = this.position;
var mod = d === "absolute" ? 1 : -1,
scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] );
return {
top: (
// The absolute mouse position
pos.top
// Only for relative positioned nodes: Relative offset from element to offset parent
this.offset.relative.top * mod +
// The offsetParent's offset without borders (offset + border)
this.offset.parent.top * mod -
( ( this.cssPosition === "fixed" ?
-this.offset.scroll.top :
( scrollIsRootNode ? 0 : this.offset.scroll.top ) ) * mod )
left: (
// The absolute mouse position
pos.left +
// Only for relative positioned nodes: Relative offset from element to offset parent
this.offset.relative.left * mod +
// The offsetParent's offset without borders (offset + border)
this.offset.parent.left * mod
( ( this.cssPosition === "fixed" ?
-this.offset.scroll.left :
( scrollIsRootNode ? 0 : this.offset.scroll.left ) ) * mod )
_generatePosition: function( event, constrainPosition ) {
var containment, co, top, left,
o = this.options,
scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] ),
pageX = event.pageX,
pageY = event.pageY;
// Cache the scroll
if ( !scrollIsRootNode || !this.offset.scroll ) {
this.offset.scroll = {
top: this.scrollParent.scrollTop(),
left: this.scrollParent.scrollLeft()
* - Position constraining -
* Constrain the position to a mix of grid, containment.
// If we are not dragging yet, we won't check for options
if ( constrainPosition ) {
if ( this.containment ) {
if ( this.relativeContainer ) {
co = this.relativeContainer.offset();
containment = [
this.containment[ 0 ] + co.left,
this.containment[ 1 ] + co.top,
this.containment[ 2 ] + co.left,
this.containment[ 3 ] + co.top
} else {
containment = this.containment;
if ( event.pageX - this.offset.click.left < containment[ 0 ] ) {
pageX = containment[ 0 ] + this.offset.click.left;
if ( event.pageY - this.offset.click.top < containment[ 1 ] ) {
pageY = containment[ 1 ] + this.offset.click.top;
if ( event.pageX - this.offset.click.left > containment[ 2 ] ) {
pageX = containment[ 2 ] + this.offset.click.left;
if ( event.pageY - this.offset.click.top > containment[ 3 ] ) {
pageY = containment[ 3 ] + this.offset.click.top;
if ( o.grid ) {
//Check for grid elements set to 0 to prevent divide by 0 error causing invalid
// argument errors in IE (see ticket #6950)
top = o.grid[ 1 ] ? this.originalPageY + Math.round( ( pageY -
this.originalPageY ) / o.grid[ 1 ] ) * o.grid[ 1 ] : this.originalPageY;
pageY = containment ? ( ( top - this.offset.click.top >= containment[ 1 ] ||
top - this.offset.click.top > containment[ 3 ] ) ?
( ( top - this.offset.click.top >= containment[ 1 ] ) ?
top - o.grid[ 1 ] : top + o.grid[ 1 ] ) ) : top;
left = o.grid[ 0 ] ? this.originalPageX +
Math.round( ( pageX - this.originalPageX ) / o.grid[ 0 ] ) * o.grid[ 0 ] :
this.originalPageX;
pageX = containment ? ( ( left - this.offset.click.left >= containment[ 0 ] ||
left - this.offset.click.left > containment[ 2 ] ) ?
left :
( ( left - this.offset.click.left >= containment[ 0 ] ) ?
left - o.grid[ 0 ] : left + o.grid[ 0 ] ) ) : left;
if ( o.axis === "y" ) {
pageX = this.originalPageX;
if ( o.axis === "x" ) {
pageY = this.originalPageY;
return {
top: (
// The absolute mouse position
pageY -
// Click offset (relative to the element)
this.offset.click.top -
// Only for relative positioned nodes: Relative offset from element to offset parent
this.offset.relative.top -
// The offsetParent's offset without borders (offset + border)
this.offset.parent.top +
( this.cssPosition === "fixed" ?
-this.offset.scroll.top :
( scrollIsRootNode ? 0 : this.offset.scroll.top ) )
left: (
// The absolute mouse position
pageX -
// Click offset (relative to the element)
this.offset.click.left -
// Only for relative positioned nodes: Relative offset from element to offset parent
this.offset.relative.left -
// The offsetParent's offset without borders (offset + border)
this.offset.parent.left +
( this.cssPosition === "fixed" ?
-this.offset.scroll.left :
( scrollIsRootNode ? 0 : this.offset.scroll.left ) )
_clear: function() {
this._removeClass( this.helper, "ui-draggable-dragging" );
if ( this.helper[ 0 ] !== this.element[ 0 ] && !this.cancelHelperRemoval ) {
this.helper.remove();
this.helper = null;
this.cancelHelperRemoval = false;
if ( this.destroyOnClear ) {
this.destroy();
// From now on bulk stuff - mainly helpers
_trigger: function( type, event, ui ) {
ui = ui || this._uiHash();
$.ui.plugin.call( this, type, [ event, ui, this ], true );
// Absolute position and offset (see #6884 ) have to be recalculated after plugins
if ( /^(drag|start|stop)/.test( type ) ) {
this.positionAbs = this._convertPositionTo( "absolute" );
ui.offset = this.positionAbs;
return $.Widget.prototype._trigger.call( this, type, event, ui );
plugins: {},
_uiHash: function() {
return {
helper: this.helper,
position: this.position,
originalPosition: this.originalPosition,
offset: this.positionAbs
$.ui.plugin.add( "draggable", "connectToSortable", {
start: function( event, ui, draggable ) {
var uiSortable = $.extend( {}, ui, {
item: draggable.element
draggable.sortables = [];
$( draggable.options.connectToSortable ).each( function() {
var sortable = $( this ).sortable( "instance" );
if ( sortable && !sortable.options.disabled ) {
draggable.sortables.push( sortable );
// RefreshPositions is called at drag start to refresh the containerCache
// which is used in drag. This ensures it's initialized and synchronized
// with any changes that might have happened on the page since initialization.
sortable.refreshPositions();
sortable._trigger( "activate", event, uiSortable );
stop: function( event, ui, draggable ) {
var uiSortable = $.extend( {}, ui, {
item: draggable.element
draggable.cancelHelperRemoval = false;
$.each( draggable.sortables, function() {
var sortable = this;
if ( sortable.isOver ) {
sortable.isOver = 0;
// Allow this sortable to handle removing the helper
draggable.cancelHelperRemoval = true;
sortable.cancelHelperRemoval = false;
// Use _storedCSS To restore properties in the sortable,
// as this also handles revert (#9675) since the draggable
// may have modified them in unexpected ways (#8809)
sortable._storedCSS = {
position: sortable.placeholder.css( "position" ),
top: sortable.placeholder.css( "top" ),
left: sortable.placeholder.css( "left" )
sortable._mouseStop( event );
// Once drag has ended, the sortable should return to using
// its original helper, not the shared helper from draggable
sortable.options.helper = sortable.options._helper;
} else {
// Prevent this Sortable from removing the helper.
// However, don't set the draggable to remove the helper
// either as another connected Sortable may yet handle the removal.
sortable.cancelHelperRemoval = true;
sortable._trigger( "deactivate", event, uiSortable );
drag: function( event, ui, draggable ) {
$.each( draggable.sortables, function() {
var innermostIntersecting = false,
sortable = this;
// Copy over variables that sortable's _intersectsWith uses
sortable.positionAbs = draggable.positionAbs;
sortable.helperProportions = draggable.helperProportions;
sortable.offset.click = draggable.offset.click;
if ( sortable._intersectsWith( sortable.containerCache ) ) {
innermostIntersecting = true;
$.each( draggable.sortables, function() {
// Copy over variables that sortable's _intersectsWith uses
this.positionAbs = draggable.positionAbs;
this.helperProportions = draggable.helperProportions;
this.offset.click = draggable.offset.click;
if ( this !== sortable &&
this._intersectsWith( this.containerCache ) &&
$.contains( sortable.element[ 0 ], this.element[ 0 ] ) ) {
innermostIntersecting = false;
return innermostIntersecting;
if ( innermostIntersecting ) {
// If it intersects, we use a little isOver variable and set it once,
// so that the move-in stuff gets fired only once.
if ( !sortable.isOver ) {
sortable.isOver = 1;
// Store draggable's parent in case we need to reappend to it later.
draggable._parent = ui.helper.parent();
sortable.currentItem = ui.helper
.appendTo( sortable.element )
.data( "ui-sortable-item", true );
// Store helper option to later restore it
sortable.options._helper = sortable.options.helper;
sortable.options.helper = function() {
return ui.helper[ 0 ];
// Fire the start events of the sortable with our passed browser event,
// and our own helper (so it doesn't create a new one)
event.target = sortable.currentItem[ 0 ];
sortable._mouseCapture( event, true );
sortable._mouseStart( event, true, true );
// Because the browser event is way off the new appended portlet,
// modify necessary variables to reflect the changes
sortable.offset.click.top = draggable.offset.click.top;
sortable.offset.click.left = draggable.offset.click.left;
sortable.offset.parent.left -= draggable.offset.parent.left -
sortable.offset.parent.left;
sortable.offset.parent.top -= draggable.offset.parent.top -
sortable.offset.parent.top;
draggable._trigger( "toSortable", event );
// Inform draggable that the helper is in a valid drop zone,
// used solely in the revert option to handle "valid/invalid".
draggable.dropped = sortable.element;
// Need to refreshPositions of all sortables in the case that
// adding to one sortable changes the location of the other sortables (#9675)
$.each( draggable.sortables, function() {
this.refreshPositions();
// Hack so receive/update callbacks work (mostly)
draggable.currentItem = draggable.element;
sortable.fromOutside = draggable;
if ( sortable.currentItem ) {
sortable._mouseDrag( event );
// Copy the sortable's position because the draggable's can potentially reflect
// a relative position, while sortable is always absolute, which the dragged
// element has now become. (#8809)
ui.position = sortable.position;
} else {
// If it doesn't intersect with the sortable, and it intersected before,
// we fake the drag stop of the sortable, but make sure it doesn't remove
// the helper by using cancelHelperRemoval.
if ( sortable.isOver ) {
sortable.isOver = 0;
sortable.cancelHelperRemoval = true;
// Calling sortable's mouseStop would trigger a revert,
// so revert must be temporarily false until after mouseStop is called.
sortable.options._revert = sortable.options.revert;
sortable.options.revert = false;
sortable._trigger( "out", event, sortable._uiHash( sortable ) );
sortable._mouseStop( event, true );
// Restore sortable behaviors that were modfied
// when the draggable entered the sortable area (#9481)
sortable.options.revert = sortable.options._revert;
sortable.options.helper = sortable.options._helper;
if ( sortable.placeholder ) {
sortable.placeholder.remove();
// Restore and recalculate the draggable's offset considering the sortable
// may have modified them in unexpected ways. (#8809, #10669)
ui.helper.appendTo( draggable._parent );
draggable._refreshOffsets( event );
ui.position = draggable._generatePosition( event, true );
draggable._trigger( "fromSortable", event );
// Inform draggable that the helper is no longer in a valid drop zone
draggable.dropped = false;
// Need to refreshPositions of all sortables just in case removing
// from one sortable changes the location of other sortables (#9675)
$.each( draggable.sortables, function() {
this.refreshPositions();
$.ui.plugin.add( "draggable", "cursor", {
start: function( event, ui, instance ) {
var t = $( "body" ),
o = instance.options;
if ( t.css( "cursor" ) ) {
o._cursor = t.css( "cursor" );
t.css( "cursor", o.cursor );
stop: function( event, ui, instance ) {
var o = instance.options;
if ( o._cursor ) {
$( "body" ).css( "cursor", o._cursor );
$.ui.plugin.add( "draggable", "opacity", {
start: function( event, ui, instance ) {
var t = $( ui.helper ),
o = instance.options;
if ( t.css( "opacity" ) ) {
o._opacity = t.css( "opacity" );
t.css( "opacity", o.opacity );
stop: function( event, ui, instance ) {
var o = instance.options;
if ( o._opacity ) {
$( ui.helper ).css( "opacity", o._opacity );
$.ui.plugin.add( "draggable", "scroll", {
start: function( event, ui, i ) {
if ( !i.scrollParentNotHidden ) {
i.scrollParentNotHidden = i.helper.scrollParent( false );
if ( i.scrollParentNotHidden[ 0 ] !== i.document[ 0 ] &&
i.scrollParentNotHidden[ 0 ].tagName !== "HTML" ) {
i.overflowOffset = i.scrollParentNotHidden.offset();
drag: function( event, ui, i ) {
var o = i.options,
scrolled = false,
scrollParent = i.scrollParentNotHidden[ 0 ],
document = i.document[ 0 ];
if ( scrollParent !== document && scrollParent.tagName !== "HTML" ) {
if ( !o.axis || o.axis !== "x" ) {
if ( ( i.overflowOffset.top + scrollParent.offsetHeight ) - event.pageY <
o.scrollSensitivity ) {
scrollParent.scrollTop = scrolled = scrollParent.scrollTop + o.scrollSpeed;
} else if ( event.pageY - i.overflowOffset.top < o.scrollSensitivity ) {
scrollParent.scrollTop = scrolled = scrollParent.scrollTop - o.scrollSpeed;
if ( !o.axis || o.axis !== "y" ) {
if ( ( i.overflowOffset.left + scrollParent.offsetWidth ) - event.pageX <
o.scrollSensitivity ) {
scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft + o.scrollSpeed;
} else if ( event.pageX - i.overflowOffset.left < o.scrollSensitivity ) {
scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft - o.scrollSpeed;
} else {
if ( !o.axis || o.axis !== "x" ) {
if ( event.pageY - $( document ).scrollTop() < o.scrollSensitivity ) {
scrolled = $( document ).scrollTop( $( document ).scrollTop() - o.scrollSpeed );
} else if ( $( window ).height() - ( event.pageY - $( document ).scrollTop() ) <
o.scrollSensitivity ) {
scrolled = $( document ).scrollTop( $( document ).scrollTop() + o.scrollSpeed );
if ( !o.axis || o.axis !== "y" ) {
if ( event.pageX - $( document ).scrollLeft() < o.scrollSensitivity ) {
scrolled = $( document ).scrollLeft(
$( document ).scrollLeft() - o.scrollSpeed
} else if ( $( window ).width() - ( event.pageX - $( document ).scrollLeft() ) <
o.scrollSensitivity ) {
scrolled = $( document ).scrollLeft(
$( document ).scrollLeft() + o.scrollSpeed
if ( scrolled !== false && $.ui.ddmanager && !o.dropBehaviour ) {
$.ui.ddmanager.prepareOffsets( i, event );
$.ui.plugin.add( "draggable", "snap", {
start: function( event, ui, i ) {
var o = i.options;
i.snapElements = [];
$( o.snap.constructor !== String ? ( o.snap.items || ":data(ui-draggable)" ) : o.snap )
.each( function() {
var $t = $( this ),
$o = $t.offset();
if ( this !== i.element[ 0 ] ) {
i.snapElements.push( {
item: this,
width: $t.outerWidth(), height: $t.outerHeight(),
top: $o.top, left: $o.left
drag: function( event, ui, inst ) {
var ts, bs, ls, rs, l, r, t, b, i, first,
o = inst.options,
d = o.snapTolerance,
x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width,
y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height;
for ( i = inst.snapElements.length - 1; i >= 0; i-- ) {
l = inst.snapElements[ i ].left - inst.margins.left;
r = l + inst.snapElements[ i ].width;
t = inst.snapElements[ i ].top - inst.margins.top;
b = t + inst.snapElements[ i ].height;
if ( x2 < l - d || x1 > r + d || y2 < t - d || y1 > b + d ||
!$.contains( inst.snapElements[ i ].item.ownerDocument,
inst.snapElements[ i ].item ) ) {
if ( inst.snapElements[ i ].snapping ) {
( inst.options.snap.release &&
inst.options.snap.release.call(
inst.element,
event,
$.extend( inst._uiHash(), { snapItem: inst.snapElements[ i ].item } )
inst.snapElements[ i ].snapping = false;
continue;
if ( o.snapMode !== "inner" ) {
ts = Math.abs( t - y2 ) <= d;
bs = Math.abs( b - y1 ) <= d;
ls = Math.abs( l - x2 ) <= d;
rs = Math.abs( r - x1 ) <= d;