diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/js/jquery/ui/core.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wp/wp-includes/js/jquery/ui/core.js Wed Sep 21 18:19:35 2022 +0200 @@ -0,0 +1,1768 @@ +/*! jQuery UI - v1.12.1 - 2020-09-25 +* http://jqueryui.com +* Includes: data.js, disable-selection.js, escape-selector.js, focusable.js, form-reset-mixin.js, form.js, ie.js, jquery-1-7.js, keycode.js, labels.js, plugin.js, position.js, safe-active-element.js, safe-blur.js, scroll-parent.js, tabbable.js, unique-id.js, version.js, widget.js +* Copyright jQuery Foundation and other contributors; Licensed */ +( function( factory ) { + if ( typeof define === "function" && define.amd ) { + + // AMD. Register as an anonymous module. + define( [ "jquery" ], factory ); + } else { + + // Browser globals + factory( jQuery ); + } +} ( function( $ ) { + +// Source: version.js +$.ui = $.ui || {}; + +$.ui.version = "1.12.1"; + +// Source: data.js +/*! + * 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/ + +$.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 !!$.data( elem, match[ 3 ] ); + } +} ); + + +// Source: disable-selection.js +/*! + * jQuery UI Disable Selection 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: disableSelection +//>>group: Core +//>>description: Disable selection of text content within the set of matched elements. +//>>docs: http://api.jqueryui.com/disableSelection/ + +// This file is deprecated +$.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" ); + } +} ); + +// Source: escape-selector.js +// Internal use only +$.ui.escapeSelector = ( function() { + var selectorEscape = /([!"#$%&'()*+,./:;<=>?@[\]^`{|}~])/g; + return function( selector ) { + return selector.replace( selectorEscape, "\\$1" ); + }; +} )(); + +// Source: focusable.js +/*! + * 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, $.attr( element, "tabindex" ) != null ); + } +} ); + +// Source: form.js +// Support: IE8 Only +// IE8 does not support the form attribute and when it is supplied. It overwrites the form prop +// with a string, so we need to find the proper form. +$.fn.form = function() { + return typeof this[ 0 ].form === "string" ? this.closest( "form" ) : $( this[ 0 ].form ); +}; + +// Source: form-reset-mixin.js +/*! + * jQuery UI Form Reset Mixin 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Form Reset Mixin +//>>group: Core +//>>description: Refresh input widgets when their form is reset +//>>docs: http://api.jqueryui.com/form-reset-mixin/ + +$.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( $.inArray( this, instances ), 1 ); + if ( instances.length ) { + this.form.data( "ui-form-reset-instances", instances ); + } else { + this.form + .removeData( "ui-form-reset-instances" ) + .off( "reset.ui-form-reset" ); + } + } +}; + +// Source: ie.js +// This file is deprecated +$.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() ); + +// Source: jquery-1-7.js +/*! + * 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" ); + } ); + }; + } ); + + $.fn.addBack = function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter( selector ) + ); + }; +} + +// Source: keycode.js +/*! + * jQuery UI Keycode 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Keycode +//>>group: Core +//>>description: Provide keycodes as keynames +//>>docs: http://api.jqueryui.com/jQuery.ui.keyCode/ + +$.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 +}; + +// Source: labels.js +/*! + * 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/ + +$.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 ); +}; + +// Source: plugin.js +// $.ui.plugin is deprecated. Use $.widget() extensions instead. +$.ui.plugin = { + add: function( module, option, set ) { + var i, + proto = $.ui[ module ].prototype; + for ( i in set ) { + proto.plugins[ i ] = proto.plugins[ i ] || []; + proto.plugins[ i ].push( [ option, set[ i ] ] ); + } + }, + call: function( instance, name, args, allowDisconnected ) { + var i, + set = instance.plugins[ name ]; + + if ( !set ) { + return; + } + + if ( !allowDisconnected && ( !instance.element[ 0 ].parentNode || + instance.element[ 0 ].parentNode.nodeType === 11 ) ) { + return; + } + + for ( i = 0; i < set.length; i++ ) { + if ( instance.options[ set[ i ][ 0 ] ] ) { + set[ i ][ 1 ].apply( instance.element, args ); + } + } + } +}; + +// Source: position.js +/*! + * jQuery UI Position 1.12.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + * http://api.jqueryui.com/position/ + */ + +//>>label: Position +//>>group: Core +//>>description: Positions elements relative to other elements. +//>>docs: http://api.jqueryui.com/position/ +//>>demos: http://jqueryui.com/position/ + +( function() { +var cachedScrollbarWidth, + max = Math.max, + abs = Math.abs, + rhorizontal = /left|center|right/, + rvertical = /top|center|bottom/, + roffset = /[\+\-]\d+(\.[\d]+)?%?/, + rposition = /^\w+/, + rpercent = /%$/, + _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 = $( "
" + + "
" ), + 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 ); + $.ui.position.fit.top.apply( this, arguments ); + } + } +}; + +} )(); + +// Source: safe-active-element.js +$.ui.safeActiveElement = function( document ) { + var activeElement; + + // Support: IE 9 only + // IE9 throws an "Unspecified error" accessing document.activeElement from an