From: Alexander Schmitz <arschmitz@gmail.com>
Date: Wed, 15 Jul 2015 01:56:36 +0000 (-0400)
Subject: Autocomplete: Move autocomplete into widgets folder
X-Git-Tag: 1.12.0-beta.1~212
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=4c6b1463ea2be3e44f85bd13ef9780229ec0f2d4;p=jquery-ui.git

Autocomplete: Move autocomplete into widgets folder

Ref #13885
---

diff --git a/demos/bootstrap.js b/demos/bootstrap.js
index af9aee130..71d2e4ef3 100644
--- a/demos/bootstrap.js
+++ b/demos/bootstrap.js
@@ -25,7 +25,8 @@ var effectsAll = [
 	"effect-slide"
 ];
 var widgets = [
-	"accordion"
+	"accordion",
+	"autocomplete"
 ];
 
 function getPath( module ) {
diff --git a/tests/unit/autocomplete/common.js b/tests/unit/autocomplete/common.js
index 5ee7cdda0..94e98048d 100644
--- a/tests/unit/autocomplete/common.js
+++ b/tests/unit/autocomplete/common.js
@@ -1,6 +1,6 @@
 define( [
 	"lib/common",
-	"ui/autocomplete"
+	"ui/widgets/autocomplete"
 ], function( common ) {
 
 common.testWidget( "autocomplete", {
diff --git a/tests/unit/autocomplete/core.js b/tests/unit/autocomplete/core.js
index 184bcdbf4..d57f2a980 100644
--- a/tests/unit/autocomplete/core.js
+++ b/tests/unit/autocomplete/core.js
@@ -1,6 +1,6 @@
 define( [
 	"jquery",
-	"ui/autocomplete"
+	"ui/widgets/autocomplete"
 ], function( $ ) {
 
 module( "autocomplete: core" );
diff --git a/tests/unit/autocomplete/events.js b/tests/unit/autocomplete/events.js
index 8f96fb77f..59d5dd540 100644
--- a/tests/unit/autocomplete/events.js
+++ b/tests/unit/autocomplete/events.js
@@ -1,6 +1,6 @@
 define( [
 	"jquery",
-	"ui/autocomplete"
+	"ui/widgets/autocomplete"
 ], function( $ ) {
 
 module( "autocomplete: events" );
diff --git a/tests/unit/autocomplete/methods.js b/tests/unit/autocomplete/methods.js
index 32080207a..f614c13cd 100644
--- a/tests/unit/autocomplete/methods.js
+++ b/tests/unit/autocomplete/methods.js
@@ -1,6 +1,6 @@
 define( [
 	"jquery",
-	"ui/autocomplete"
+	"ui/widgets/autocomplete"
 ], function( $ ) {
 
 module( "autocomplete: methods" );
diff --git a/tests/unit/autocomplete/options.js b/tests/unit/autocomplete/options.js
index 06c75722b..7d281fb31 100644
--- a/tests/unit/autocomplete/options.js
+++ b/tests/unit/autocomplete/options.js
@@ -1,6 +1,6 @@
 define( [
 	"jquery",
-	"ui/autocomplete"
+	"ui/widgets/autocomplete"
 ], function( $ ) {
 
 module( "autocomplete: options" );
diff --git a/ui/autocomplete.js b/ui/autocomplete.js
deleted file mode 100644
index cf95b233a..000000000
--- a/ui/autocomplete.js
+++ /dev/null
@@ -1,646 +0,0 @@
-/*!
- * jQuery UI Autocomplete @VERSION
- * http://jqueryui.com
- *
- * Copyright jQuery Foundation and other contributors
- * Released under the MIT license.
- * http://jquery.org/license
- */
-
-//>>label: Autocomplete
-//>>group: Widgets
-//>>description: Lists suggested words as the user is typing.
-//>>docs: http://api.jqueryui.com/autocomplete/
-//>>demos: http://jqueryui.com/autocomplete/
-//>>css.structure: ../themes/base/core.css
-//>>css.structure: ../themes/base/autocomplete.css
-//>>css.theme: ../themes/base/theme.css
-
-( function( factory ) {
-	if ( typeof define === "function" && define.amd ) {
-
-		// AMD. Register as an anonymous module.
-		define( [
-			"jquery",
-			"./core",
-			"./version",
-			"./keycode",
-			"./widget",
-			"./position",
-			"./menu",
-			"./safe-active-element"
-		], factory );
-	} else {
-
-		// Browser globals
-		factory( jQuery );
-	}
-}( function( $ ) {
-
-$.widget( "ui.autocomplete", {
-	version: "@VERSION",
-	defaultElement: "<input>",
-	options: {
-		appendTo: null,
-		autoFocus: false,
-		delay: 300,
-		minLength: 1,
-		position: {
-			my: "left top",
-			at: "left bottom",
-			collision: "none"
-		},
-		source: null,
-
-		// callbacks
-		change: null,
-		close: null,
-		focus: null,
-		open: null,
-		response: null,
-		search: null,
-		select: null
-	},
-
-	requestIndex: 0,
-	pending: 0,
-
-	_create: function() {
-		// Some browsers only repeat keydown events, not keypress events,
-		// so we use the suppressKeyPress flag to determine if we've already
-		// handled the keydown event. #7269
-		// Unfortunately the code for & in keypress is the same as the up arrow,
-		// so we use the suppressKeyPressRepeat flag to avoid handling keypress
-		// events when we know the keydown event was used to modify the
-		// search term. #7799
-		var suppressKeyPress, suppressKeyPressRepeat, suppressInput,
-			nodeName = this.element[ 0 ].nodeName.toLowerCase(),
-			isTextarea = nodeName === "textarea",
-			isInput = nodeName === "input";
-
-		// Textareas are always multi-line
-		// Inputs are always single-line, even if inside a contentEditable element
-		// IE also treats inputs as contentEditable
-		// All other element types are determined by whether or not they're contentEditable
-		this.isMultiLine = isTextarea || !isInput && this.element.prop( "isContentEditable" );
-
-		this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ];
-		this.isNewMenu = true;
-
-		this._addClass( "ui-autocomplete-input" );
-		this.element.attr( "autocomplete", "off" );
-
-		this._on( this.element, {
-			keydown: function( event ) {
-				if ( this.element.prop( "readOnly" ) ) {
-					suppressKeyPress = true;
-					suppressInput = true;
-					suppressKeyPressRepeat = true;
-					return;
-				}
-
-				suppressKeyPress = false;
-				suppressInput = false;
-				suppressKeyPressRepeat = false;
-				var keyCode = $.ui.keyCode;
-				switch ( event.keyCode ) {
-				case keyCode.PAGE_UP:
-					suppressKeyPress = true;
-					this._move( "previousPage", event );
-					break;
-				case keyCode.PAGE_DOWN:
-					suppressKeyPress = true;
-					this._move( "nextPage", event );
-					break;
-				case keyCode.UP:
-					suppressKeyPress = true;
-					this._keyEvent( "previous", event );
-					break;
-				case keyCode.DOWN:
-					suppressKeyPress = true;
-					this._keyEvent( "next", event );
-					break;
-				case keyCode.ENTER:
-					// when menu is open and has focus
-					if ( this.menu.active ) {
-						// #6055 - Opera still allows the keypress to occur
-						// which causes forms to submit
-						suppressKeyPress = true;
-						event.preventDefault();
-						this.menu.select( event );
-					}
-					break;
-				case keyCode.TAB:
-					if ( this.menu.active ) {
-						this.menu.select( event );
-					}
-					break;
-				case keyCode.ESCAPE:
-					if ( this.menu.element.is( ":visible" ) ) {
-						if ( !this.isMultiLine ) {
-							this._value( this.term );
-						}
-						this.close( event );
-						// Different browsers have different default behavior for escape
-						// Single press can mean undo or clear
-						// Double press in IE means clear the whole form
-						event.preventDefault();
-					}
-					break;
-				default:
-					suppressKeyPressRepeat = true;
-					// search timeout should be triggered before the input value is changed
-					this._searchTimeout( event );
-					break;
-				}
-			},
-			keypress: function( event ) {
-				if ( suppressKeyPress ) {
-					suppressKeyPress = false;
-					if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
-						event.preventDefault();
-					}
-					return;
-				}
-				if ( suppressKeyPressRepeat ) {
-					return;
-				}
-
-				// replicate some key handlers to allow them to repeat in Firefox and Opera
-				var keyCode = $.ui.keyCode;
-				switch ( event.keyCode ) {
-				case keyCode.PAGE_UP:
-					this._move( "previousPage", event );
-					break;
-				case keyCode.PAGE_DOWN:
-					this._move( "nextPage", event );
-					break;
-				case keyCode.UP:
-					this._keyEvent( "previous", event );
-					break;
-				case keyCode.DOWN:
-					this._keyEvent( "next", event );
-					break;
-				}
-			},
-			input: function( event ) {
-				if ( suppressInput ) {
-					suppressInput = false;
-					event.preventDefault();
-					return;
-				}
-				this._searchTimeout( event );
-			},
-			focus: function() {
-				this.selectedItem = null;
-				this.previous = this._value();
-			},
-			blur: function( event ) {
-				if ( this.cancelBlur ) {
-					delete this.cancelBlur;
-					return;
-				}
-
-				clearTimeout( this.searching );
-				this.close( event );
-				this._change( event );
-			}
-		} );
-
-		this._initSource();
-		this.menu = $( "<ul>" )
-			.appendTo( this._appendTo() )
-			.menu( {
-				// disable ARIA support, the live region takes care of that
-				role: null
-			} )
-			.hide()
-			.menu( "instance" );
-
-		this._addClass( this.menu.element, "ui-autocomplete", "ui-front" );
-		this._on( this.menu.element, {
-			mousedown: function( event ) {
-				// prevent moving focus out of the text field
-				event.preventDefault();
-
-				// IE doesn't prevent moving focus even with event.preventDefault()
-				// so we set a flag to know when we should ignore the blur event
-				this.cancelBlur = true;
-				this._delay( function() {
-					delete this.cancelBlur;
-
-					// Support: IE 8 only
-					// Right clicking a menu item or selecting text from the menu items will
-					// result in focus moving out of the input. However, we've already received
-					// and ignored the blur event because of the cancelBlur flag set above. So
-					// we restore focus to ensure that the menu closes properly based on the user's
-					// next actions.
-					if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) {
-						this.element.trigger( "focus" );
-					}
-				} );
-
-				// clicking on the scrollbar causes focus to shift to the body
-				// but we can't detect a mouseup or a click immediately afterward
-				// so we have to track the next mousedown and close the menu if
-				// the user clicks somewhere outside of the autocomplete
-				var menuElement = this.menu.element[ 0 ];
-				if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
-					this._delay( function() {
-						var that = this;
-						this.document.one( "mousedown", function( event ) {
-							if ( event.target !== that.element[ 0 ] &&
-									event.target !== menuElement &&
-									!$.contains( menuElement, event.target ) ) {
-								that.close();
-							}
-						} );
-					} );
-				}
-			},
-			menufocus: function( event, ui ) {
-				var label, item;
-				// support: Firefox
-				// Prevent accidental activation of menu items in Firefox (#7024 #9118)
-				if ( this.isNewMenu ) {
-					this.isNewMenu = false;
-					if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) {
-						this.menu.blur();
-
-						this.document.one( "mousemove", function() {
-							$( event.target ).trigger( event.originalEvent );
-						} );
-
-						return;
-					}
-				}
-
-				item = ui.item.data( "ui-autocomplete-item" );
-				if ( false !== this._trigger( "focus", event, { item: item } ) ) {
-					// use value to match what will end up in the input, if it was a key event
-					if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) {
-						this._value( item.value );
-					}
-				}
-
-				// Announce the value in the liveRegion
-				label = ui.item.attr( "aria-label" ) || item.value;
-				if ( label && $.trim( label ).length ) {
-					this.liveRegion.children().hide();
-					$( "<div>" ).text( label ).appendTo( this.liveRegion );
-				}
-			},
-			menuselect: function( event, ui ) {
-				var item = ui.item.data( "ui-autocomplete-item" ),
-					previous = this.previous;
-
-				// only trigger when focus was lost (click on menu)
-				if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) {
-					this.element.trigger( "focus" );
-					this.previous = previous;
-					// #6109 - IE triggers two focus events and the second
-					// is asynchronous, so we need to reset the previous
-					// term synchronously and asynchronously :-(
-					this._delay( function() {
-						this.previous = previous;
-						this.selectedItem = item;
-					} );
-				}
-
-				if ( false !== this._trigger( "select", event, { item: item } ) ) {
-					this._value( item.value );
-				}
-				// reset the term after the select event
-				// this allows custom select handling to work properly
-				this.term = this._value();
-
-				this.close( event );
-				this.selectedItem = item;
-			}
-		} );
-
-		this.liveRegion = $( "<span>", {
-			role: "status",
-			"aria-live": "assertive",
-			"aria-relevant": "additions"
-		} )
-			.appendTo( this.document[ 0 ].body );
-
-		this._addClass( this.liveRegion, null, "ui-helper-hidden-accessible" );
-
-		// turning off autocomplete prevents the browser from remembering the
-		// value when navigating through history, so we re-enable autocomplete
-		// if the page is unloaded before the widget is destroyed. #7790
-		this._on( this.window, {
-			beforeunload: function() {
-				this.element.removeAttr( "autocomplete" );
-			}
-		} );
-	},
-
-	_destroy: function() {
-		clearTimeout( this.searching );
-		this.element.removeAttr( "autocomplete" );
-		this.menu.element.remove();
-		this.liveRegion.remove();
-	},
-
-	_setOption: function( key, value ) {
-		this._super( key, value );
-		if ( key === "source" ) {
-			this._initSource();
-		}
-		if ( key === "appendTo" ) {
-			this.menu.element.appendTo( this._appendTo() );
-		}
-		if ( key === "disabled" && value && this.xhr ) {
-			this.xhr.abort();
-		}
-	},
-
-	_appendTo: function() {
-		var element = this.options.appendTo;
-
-		if ( element ) {
-			element = element.jquery || element.nodeType ?
-				$( element ) :
-				this.document.find( element ).eq( 0 );
-		}
-
-		if ( !element || !element[ 0 ] ) {
-			element = this.element.closest( ".ui-front, dialog" );
-		}
-
-		if ( !element.length ) {
-			element = this.document[ 0 ].body;
-		}
-
-		return element;
-	},
-
-	_initSource: function() {
-		var array, url,
-			that = this;
-		if ( $.isArray( this.options.source ) ) {
-			array = this.options.source;
-			this.source = function( request, response ) {
-				response( $.ui.autocomplete.filter( array, request.term ) );
-			};
-		} else if ( typeof this.options.source === "string" ) {
-			url = this.options.source;
-			this.source = function( request, response ) {
-				if ( that.xhr ) {
-					that.xhr.abort();
-				}
-				that.xhr = $.ajax( {
-					url: url,
-					data: request,
-					dataType: "json",
-					success: function( data ) {
-						response( data );
-					},
-					error: function() {
-						response( [] );
-					}
-				} );
-			};
-		} else {
-			this.source = this.options.source;
-		}
-	},
-
-	_searchTimeout: function( event ) {
-		clearTimeout( this.searching );
-		this.searching = this._delay( function() {
-
-			// Search if the value has changed, or if the user retypes the same value (see #7434)
-			var equalValues = this.term === this._value(),
-				menuVisible = this.menu.element.is( ":visible" ),
-				modifierKey = event.altKey || event.ctrlKey || event.metaKey || event.shiftKey;
-
-			if ( !equalValues || ( equalValues && !menuVisible && !modifierKey ) ) {
-				this.selectedItem = null;
-				this.search( null, event );
-			}
-		}, this.options.delay );
-	},
-
-	search: function( value, event ) {
-		value = value != null ? value : this._value();
-
-		// always save the actual value, not the one passed as an argument
-		this.term = this._value();
-
-		if ( value.length < this.options.minLength ) {
-			return this.close( event );
-		}
-
-		if ( this._trigger( "search", event ) === false ) {
-			return;
-		}
-
-		return this._search( value );
-	},
-
-	_search: function( value ) {
-		this.pending++;
-		this._addClass( "ui-autocomplete-loading" );
-		this.cancelSearch = false;
-
-		this.source( { term: value }, this._response() );
-	},
-
-	_response: function() {
-		var index = ++this.requestIndex;
-
-		return $.proxy( function( content ) {
-			if ( index === this.requestIndex ) {
-				this.__response( content );
-			}
-
-			this.pending--;
-			if ( !this.pending ) {
-				this._removeClass( "ui-autocomplete-loading" );
-			}
-		}, this );
-	},
-
-	__response: function( content ) {
-		if ( content ) {
-			content = this._normalize( content );
-		}
-		this._trigger( "response", null, { content: content } );
-		if ( !this.options.disabled && content && content.length && !this.cancelSearch ) {
-			this._suggest( content );
-			this._trigger( "open" );
-		} else {
-			// use ._close() instead of .close() so we don't cancel future searches
-			this._close();
-		}
-	},
-
-	close: function( event ) {
-		this.cancelSearch = true;
-		this._close( event );
-	},
-
-	_close: function( event ) {
-		if ( this.menu.element.is( ":visible" ) ) {
-			this.menu.element.hide();
-			this.menu.blur();
-			this.isNewMenu = true;
-			this._trigger( "close", event );
-		}
-	},
-
-	_change: function( event ) {
-		if ( this.previous !== this._value() ) {
-			this._trigger( "change", event, { item: this.selectedItem } );
-		}
-	},
-
-	_normalize: function( items ) {
-		// assume all items have the right format when the first item is complete
-		if ( items.length && items[ 0 ].label && items[ 0 ].value ) {
-			return items;
-		}
-		return $.map( items, function( item ) {
-			if ( typeof item === "string" ) {
-				return {
-					label: item,
-					value: item
-				};
-			}
-			return $.extend( {}, item, {
-				label: item.label || item.value,
-				value: item.value || item.label
-			} );
-		} );
-	},
-
-	_suggest: function( items ) {
-		var ul = this.menu.element.empty();
-		this._renderMenu( ul, items );
-		this.isNewMenu = true;
-		this.menu.refresh();
-
-		// size and position menu
-		ul.show();
-		this._resizeMenu();
-		ul.position( $.extend( {
-			of: this.element
-		}, this.options.position ) );
-
-		if ( this.options.autoFocus ) {
-			this.menu.next();
-		}
-	},
-
-	_resizeMenu: function() {
-		var ul = this.menu.element;
-		ul.outerWidth( Math.max(
-			// Firefox wraps long text (possibly a rounding bug)
-			// so we add 1px to avoid the wrapping (#7513)
-			ul.width( "" ).outerWidth() + 1,
-			this.element.outerWidth()
-		) );
-	},
-
-	_renderMenu: function( ul, items ) {
-		var that = this;
-		$.each( items, function( index, item ) {
-			that._renderItemData( ul, item );
-		} );
-	},
-
-	_renderItemData: function( ul, item ) {
-		return this._renderItem( ul, item ).data( "ui-autocomplete-item", item );
-	},
-
-	_renderItem: function( ul, item ) {
-		return $( "<li>" )
-			.append( $( "<div>" ).text( item.label ) )
-			.appendTo( ul );
-	},
-
-	_move: function( direction, event ) {
-		if ( !this.menu.element.is( ":visible" ) ) {
-			this.search( null, event );
-			return;
-		}
-		if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
-				this.menu.isLastItem() && /^next/.test( direction ) ) {
-
-			if ( !this.isMultiLine ) {
-				this._value( this.term );
-			}
-
-			this.menu.blur();
-			return;
-		}
-		this.menu[ direction ]( event );
-	},
-
-	widget: function() {
-		return this.menu.element;
-	},
-
-	_value: function() {
-		return this.valueMethod.apply( this.element, arguments );
-	},
-
-	_keyEvent: function( keyEvent, event ) {
-		if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
-			this._move( keyEvent, event );
-
-			// prevents moving cursor to beginning/end of the text field in some browsers
-			event.preventDefault();
-		}
-	}
-} );
-
-$.extend( $.ui.autocomplete, {
-	escapeRegex: function( value ) {
-		return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
-	},
-	filter: function( array, term ) {
-		var matcher = new RegExp( $.ui.autocomplete.escapeRegex( term ), "i" );
-		return $.grep( array, function( value ) {
-			return matcher.test( value.label || value.value || value );
-		} );
-	}
-} );
-
-// live region extension, adding a `messages` option
-// NOTE: This is an experimental API. We are still investigating
-// a full solution for string manipulation and internationalization.
-$.widget( "ui.autocomplete", $.ui.autocomplete, {
-	options: {
-		messages: {
-			noResults: "No search results.",
-			results: function( amount ) {
-				return amount + ( amount > 1 ? " results are" : " result is" ) +
-					" available, use up and down arrow keys to navigate.";
-			}
-		}
-	},
-
-	__response: function( content ) {
-		var message;
-		this._superApply( arguments );
-		if ( this.options.disabled || this.cancelSearch ) {
-			return;
-		}
-		if ( content && content.length ) {
-			message = this.options.messages.results( content.length );
-		} else {
-			message = this.options.messages.noResults;
-		}
-		this.liveRegion.children().hide();
-		$( "<div>" ).text( message ).appendTo( this.liveRegion );
-	}
-} );
-
-return $.ui.autocomplete;
-
-} ) );
diff --git a/ui/widgets/autocomplete.js b/ui/widgets/autocomplete.js
new file mode 100644
index 000000000..b91d6f113
--- /dev/null
+++ b/ui/widgets/autocomplete.js
@@ -0,0 +1,645 @@
+/*!
+ * jQuery UI Autocomplete @VERSION
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: Autocomplete
+//>>group: Widgets
+//>>description: Lists suggested words as the user is typing.
+//>>docs: http://api.jqueryui.com/autocomplete/
+//>>demos: http://jqueryui.com/autocomplete/
+//>>css.structure: ../themes/base/core.css
+//>>css.structure: ../themes/base/autocomplete.css
+//>>css.theme: ../themes/base/theme.css
+
+( function( factory ) {
+	if ( typeof define === "function" && define.amd ) {
+
+		// AMD. Register as an anonymous module.
+		define( [
+			"jquery",
+			"../menu",
+			"../keycode",
+			"../position",
+			"../safe-active-element",
+			"../version",
+			"../widget"
+		], factory );
+	} else {
+
+		// Browser globals
+		factory( jQuery );
+	}
+}( function( $ ) {
+
+$.widget( "ui.autocomplete", {
+	version: "@VERSION",
+	defaultElement: "<input>",
+	options: {
+		appendTo: null,
+		autoFocus: false,
+		delay: 300,
+		minLength: 1,
+		position: {
+			my: "left top",
+			at: "left bottom",
+			collision: "none"
+		},
+		source: null,
+
+		// callbacks
+		change: null,
+		close: null,
+		focus: null,
+		open: null,
+		response: null,
+		search: null,
+		select: null
+	},
+
+	requestIndex: 0,
+	pending: 0,
+
+	_create: function() {
+		// Some browsers only repeat keydown events, not keypress events,
+		// so we use the suppressKeyPress flag to determine if we've already
+		// handled the keydown event. #7269
+		// Unfortunately the code for & in keypress is the same as the up arrow,
+		// so we use the suppressKeyPressRepeat flag to avoid handling keypress
+		// events when we know the keydown event was used to modify the
+		// search term. #7799
+		var suppressKeyPress, suppressKeyPressRepeat, suppressInput,
+			nodeName = this.element[ 0 ].nodeName.toLowerCase(),
+			isTextarea = nodeName === "textarea",
+			isInput = nodeName === "input";
+
+		// Textareas are always multi-line
+		// Inputs are always single-line, even if inside a contentEditable element
+		// IE also treats inputs as contentEditable
+		// All other element types are determined by whether or not they're contentEditable
+		this.isMultiLine = isTextarea || !isInput && this.element.prop( "isContentEditable" );
+
+		this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ];
+		this.isNewMenu = true;
+
+		this._addClass( "ui-autocomplete-input" );
+		this.element.attr( "autocomplete", "off" );
+
+		this._on( this.element, {
+			keydown: function( event ) {
+				if ( this.element.prop( "readOnly" ) ) {
+					suppressKeyPress = true;
+					suppressInput = true;
+					suppressKeyPressRepeat = true;
+					return;
+				}
+
+				suppressKeyPress = false;
+				suppressInput = false;
+				suppressKeyPressRepeat = false;
+				var keyCode = $.ui.keyCode;
+				switch ( event.keyCode ) {
+				case keyCode.PAGE_UP:
+					suppressKeyPress = true;
+					this._move( "previousPage", event );
+					break;
+				case keyCode.PAGE_DOWN:
+					suppressKeyPress = true;
+					this._move( "nextPage", event );
+					break;
+				case keyCode.UP:
+					suppressKeyPress = true;
+					this._keyEvent( "previous", event );
+					break;
+				case keyCode.DOWN:
+					suppressKeyPress = true;
+					this._keyEvent( "next", event );
+					break;
+				case keyCode.ENTER:
+					// when menu is open and has focus
+					if ( this.menu.active ) {
+						// #6055 - Opera still allows the keypress to occur
+						// which causes forms to submit
+						suppressKeyPress = true;
+						event.preventDefault();
+						this.menu.select( event );
+					}
+					break;
+				case keyCode.TAB:
+					if ( this.menu.active ) {
+						this.menu.select( event );
+					}
+					break;
+				case keyCode.ESCAPE:
+					if ( this.menu.element.is( ":visible" ) ) {
+						if ( !this.isMultiLine ) {
+							this._value( this.term );
+						}
+						this.close( event );
+						// Different browsers have different default behavior for escape
+						// Single press can mean undo or clear
+						// Double press in IE means clear the whole form
+						event.preventDefault();
+					}
+					break;
+				default:
+					suppressKeyPressRepeat = true;
+					// search timeout should be triggered before the input value is changed
+					this._searchTimeout( event );
+					break;
+				}
+			},
+			keypress: function( event ) {
+				if ( suppressKeyPress ) {
+					suppressKeyPress = false;
+					if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
+						event.preventDefault();
+					}
+					return;
+				}
+				if ( suppressKeyPressRepeat ) {
+					return;
+				}
+
+				// replicate some key handlers to allow them to repeat in Firefox and Opera
+				var keyCode = $.ui.keyCode;
+				switch ( event.keyCode ) {
+				case keyCode.PAGE_UP:
+					this._move( "previousPage", event );
+					break;
+				case keyCode.PAGE_DOWN:
+					this._move( "nextPage", event );
+					break;
+				case keyCode.UP:
+					this._keyEvent( "previous", event );
+					break;
+				case keyCode.DOWN:
+					this._keyEvent( "next", event );
+					break;
+				}
+			},
+			input: function( event ) {
+				if ( suppressInput ) {
+					suppressInput = false;
+					event.preventDefault();
+					return;
+				}
+				this._searchTimeout( event );
+			},
+			focus: function() {
+				this.selectedItem = null;
+				this.previous = this._value();
+			},
+			blur: function( event ) {
+				if ( this.cancelBlur ) {
+					delete this.cancelBlur;
+					return;
+				}
+
+				clearTimeout( this.searching );
+				this.close( event );
+				this._change( event );
+			}
+		} );
+
+		this._initSource();
+		this.menu = $( "<ul>" )
+			.appendTo( this._appendTo() )
+			.menu( {
+				// disable ARIA support, the live region takes care of that
+				role: null
+			} )
+			.hide()
+			.menu( "instance" );
+
+		this._addClass( this.menu.element, "ui-autocomplete", "ui-front" );
+		this._on( this.menu.element, {
+			mousedown: function( event ) {
+				// prevent moving focus out of the text field
+				event.preventDefault();
+
+				// IE doesn't prevent moving focus even with event.preventDefault()
+				// so we set a flag to know when we should ignore the blur event
+				this.cancelBlur = true;
+				this._delay( function() {
+					delete this.cancelBlur;
+
+					// Support: IE 8 only
+					// Right clicking a menu item or selecting text from the menu items will
+					// result in focus moving out of the input. However, we've already received
+					// and ignored the blur event because of the cancelBlur flag set above. So
+					// we restore focus to ensure that the menu closes properly based on the user's
+					// next actions.
+					if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) {
+						this.element.trigger( "focus" );
+					}
+				} );
+
+				// clicking on the scrollbar causes focus to shift to the body
+				// but we can't detect a mouseup or a click immediately afterward
+				// so we have to track the next mousedown and close the menu if
+				// the user clicks somewhere outside of the autocomplete
+				var menuElement = this.menu.element[ 0 ];
+				if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
+					this._delay( function() {
+						var that = this;
+						this.document.one( "mousedown", function( event ) {
+							if ( event.target !== that.element[ 0 ] &&
+									event.target !== menuElement &&
+									!$.contains( menuElement, event.target ) ) {
+								that.close();
+							}
+						} );
+					} );
+				}
+			},
+			menufocus: function( event, ui ) {
+				var label, item;
+				// support: Firefox
+				// Prevent accidental activation of menu items in Firefox (#7024 #9118)
+				if ( this.isNewMenu ) {
+					this.isNewMenu = false;
+					if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) {
+						this.menu.blur();
+
+						this.document.one( "mousemove", function() {
+							$( event.target ).trigger( event.originalEvent );
+						} );
+
+						return;
+					}
+				}
+
+				item = ui.item.data( "ui-autocomplete-item" );
+				if ( false !== this._trigger( "focus", event, { item: item } ) ) {
+					// use value to match what will end up in the input, if it was a key event
+					if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) {
+						this._value( item.value );
+					}
+				}
+
+				// Announce the value in the liveRegion
+				label = ui.item.attr( "aria-label" ) || item.value;
+				if ( label && $.trim( label ).length ) {
+					this.liveRegion.children().hide();
+					$( "<div>" ).text( label ).appendTo( this.liveRegion );
+				}
+			},
+			menuselect: function( event, ui ) {
+				var item = ui.item.data( "ui-autocomplete-item" ),
+					previous = this.previous;
+
+				// only trigger when focus was lost (click on menu)
+				if ( this.element[ 0 ] !== $.ui.safeActiveElement( this.document[ 0 ] ) ) {
+					this.element.trigger( "focus" );
+					this.previous = previous;
+					// #6109 - IE triggers two focus events and the second
+					// is asynchronous, so we need to reset the previous
+					// term synchronously and asynchronously :-(
+					this._delay( function() {
+						this.previous = previous;
+						this.selectedItem = item;
+					} );
+				}
+
+				if ( false !== this._trigger( "select", event, { item: item } ) ) {
+					this._value( item.value );
+				}
+				// reset the term after the select event
+				// this allows custom select handling to work properly
+				this.term = this._value();
+
+				this.close( event );
+				this.selectedItem = item;
+			}
+		} );
+
+		this.liveRegion = $( "<span>", {
+			role: "status",
+			"aria-live": "assertive",
+			"aria-relevant": "additions"
+		} )
+			.appendTo( this.document[ 0 ].body );
+
+		this._addClass( this.liveRegion, null, "ui-helper-hidden-accessible" );
+
+		// turning off autocomplete prevents the browser from remembering the
+		// value when navigating through history, so we re-enable autocomplete
+		// if the page is unloaded before the widget is destroyed. #7790
+		this._on( this.window, {
+			beforeunload: function() {
+				this.element.removeAttr( "autocomplete" );
+			}
+		} );
+	},
+
+	_destroy: function() {
+		clearTimeout( this.searching );
+		this.element.removeAttr( "autocomplete" );
+		this.menu.element.remove();
+		this.liveRegion.remove();
+	},
+
+	_setOption: function( key, value ) {
+		this._super( key, value );
+		if ( key === "source" ) {
+			this._initSource();
+		}
+		if ( key === "appendTo" ) {
+			this.menu.element.appendTo( this._appendTo() );
+		}
+		if ( key === "disabled" && value && this.xhr ) {
+			this.xhr.abort();
+		}
+	},
+
+	_appendTo: function() {
+		var element = this.options.appendTo;
+
+		if ( element ) {
+			element = element.jquery || element.nodeType ?
+				$( element ) :
+				this.document.find( element ).eq( 0 );
+		}
+
+		if ( !element || !element[ 0 ] ) {
+			element = this.element.closest( ".ui-front, dialog" );
+		}
+
+		if ( !element.length ) {
+			element = this.document[ 0 ].body;
+		}
+
+		return element;
+	},
+
+	_initSource: function() {
+		var array, url,
+			that = this;
+		if ( $.isArray( this.options.source ) ) {
+			array = this.options.source;
+			this.source = function( request, response ) {
+				response( $.ui.autocomplete.filter( array, request.term ) );
+			};
+		} else if ( typeof this.options.source === "string" ) {
+			url = this.options.source;
+			this.source = function( request, response ) {
+				if ( that.xhr ) {
+					that.xhr.abort();
+				}
+				that.xhr = $.ajax( {
+					url: url,
+					data: request,
+					dataType: "json",
+					success: function( data ) {
+						response( data );
+					},
+					error: function() {
+						response( [] );
+					}
+				} );
+			};
+		} else {
+			this.source = this.options.source;
+		}
+	},
+
+	_searchTimeout: function( event ) {
+		clearTimeout( this.searching );
+		this.searching = this._delay( function() {
+
+			// Search if the value has changed, or if the user retypes the same value (see #7434)
+			var equalValues = this.term === this._value(),
+				menuVisible = this.menu.element.is( ":visible" ),
+				modifierKey = event.altKey || event.ctrlKey || event.metaKey || event.shiftKey;
+
+			if ( !equalValues || ( equalValues && !menuVisible && !modifierKey ) ) {
+				this.selectedItem = null;
+				this.search( null, event );
+			}
+		}, this.options.delay );
+	},
+
+	search: function( value, event ) {
+		value = value != null ? value : this._value();
+
+		// always save the actual value, not the one passed as an argument
+		this.term = this._value();
+
+		if ( value.length < this.options.minLength ) {
+			return this.close( event );
+		}
+
+		if ( this._trigger( "search", event ) === false ) {
+			return;
+		}
+
+		return this._search( value );
+	},
+
+	_search: function( value ) {
+		this.pending++;
+		this._addClass( "ui-autocomplete-loading" );
+		this.cancelSearch = false;
+
+		this.source( { term: value }, this._response() );
+	},
+
+	_response: function() {
+		var index = ++this.requestIndex;
+
+		return $.proxy( function( content ) {
+			if ( index === this.requestIndex ) {
+				this.__response( content );
+			}
+
+			this.pending--;
+			if ( !this.pending ) {
+				this._removeClass( "ui-autocomplete-loading" );
+			}
+		}, this );
+	},
+
+	__response: function( content ) {
+		if ( content ) {
+			content = this._normalize( content );
+		}
+		this._trigger( "response", null, { content: content } );
+		if ( !this.options.disabled && content && content.length && !this.cancelSearch ) {
+			this._suggest( content );
+			this._trigger( "open" );
+		} else {
+			// use ._close() instead of .close() so we don't cancel future searches
+			this._close();
+		}
+	},
+
+	close: function( event ) {
+		this.cancelSearch = true;
+		this._close( event );
+	},
+
+	_close: function( event ) {
+		if ( this.menu.element.is( ":visible" ) ) {
+			this.menu.element.hide();
+			this.menu.blur();
+			this.isNewMenu = true;
+			this._trigger( "close", event );
+		}
+	},
+
+	_change: function( event ) {
+		if ( this.previous !== this._value() ) {
+			this._trigger( "change", event, { item: this.selectedItem } );
+		}
+	},
+
+	_normalize: function( items ) {
+		// assume all items have the right format when the first item is complete
+		if ( items.length && items[ 0 ].label && items[ 0 ].value ) {
+			return items;
+		}
+		return $.map( items, function( item ) {
+			if ( typeof item === "string" ) {
+				return {
+					label: item,
+					value: item
+				};
+			}
+			return $.extend( {}, item, {
+				label: item.label || item.value,
+				value: item.value || item.label
+			} );
+		} );
+	},
+
+	_suggest: function( items ) {
+		var ul = this.menu.element.empty();
+		this._renderMenu( ul, items );
+		this.isNewMenu = true;
+		this.menu.refresh();
+
+		// size and position menu
+		ul.show();
+		this._resizeMenu();
+		ul.position( $.extend( {
+			of: this.element
+		}, this.options.position ) );
+
+		if ( this.options.autoFocus ) {
+			this.menu.next();
+		}
+	},
+
+	_resizeMenu: function() {
+		var ul = this.menu.element;
+		ul.outerWidth( Math.max(
+			// Firefox wraps long text (possibly a rounding bug)
+			// so we add 1px to avoid the wrapping (#7513)
+			ul.width( "" ).outerWidth() + 1,
+			this.element.outerWidth()
+		) );
+	},
+
+	_renderMenu: function( ul, items ) {
+		var that = this;
+		$.each( items, function( index, item ) {
+			that._renderItemData( ul, item );
+		} );
+	},
+
+	_renderItemData: function( ul, item ) {
+		return this._renderItem( ul, item ).data( "ui-autocomplete-item", item );
+	},
+
+	_renderItem: function( ul, item ) {
+		return $( "<li>" )
+			.append( $( "<div>" ).text( item.label ) )
+			.appendTo( ul );
+	},
+
+	_move: function( direction, event ) {
+		if ( !this.menu.element.is( ":visible" ) ) {
+			this.search( null, event );
+			return;
+		}
+		if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
+				this.menu.isLastItem() && /^next/.test( direction ) ) {
+
+			if ( !this.isMultiLine ) {
+				this._value( this.term );
+			}
+
+			this.menu.blur();
+			return;
+		}
+		this.menu[ direction ]( event );
+	},
+
+	widget: function() {
+		return this.menu.element;
+	},
+
+	_value: function() {
+		return this.valueMethod.apply( this.element, arguments );
+	},
+
+	_keyEvent: function( keyEvent, event ) {
+		if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
+			this._move( keyEvent, event );
+
+			// prevents moving cursor to beginning/end of the text field in some browsers
+			event.preventDefault();
+		}
+	}
+} );
+
+$.extend( $.ui.autocomplete, {
+	escapeRegex: function( value ) {
+		return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
+	},
+	filter: function( array, term ) {
+		var matcher = new RegExp( $.ui.autocomplete.escapeRegex( term ), "i" );
+		return $.grep( array, function( value ) {
+			return matcher.test( value.label || value.value || value );
+		} );
+	}
+} );
+
+// live region extension, adding a `messages` option
+// NOTE: This is an experimental API. We are still investigating
+// a full solution for string manipulation and internationalization.
+$.widget( "ui.autocomplete", $.ui.autocomplete, {
+	options: {
+		messages: {
+			noResults: "No search results.",
+			results: function( amount ) {
+				return amount + ( amount > 1 ? " results are" : " result is" ) +
+					" available, use up and down arrow keys to navigate.";
+			}
+		}
+	},
+
+	__response: function( content ) {
+		var message;
+		this._superApply( arguments );
+		if ( this.options.disabled || this.cancelSearch ) {
+			return;
+		}
+		if ( content && content.length ) {
+			message = this.options.messages.results( content.length );
+		} else {
+			message = this.options.messages.noResults;
+		}
+		this.liveRegion.children().hide();
+		$( "<div>" ).text( message ).appendTo( this.liveRegion );
+	}
+} );
+
+return $.ui.autocomplete;
+
+} ) );