integration/lib/jquery-ui/ui/jquery.ui.autocomplete.js
changeset 9 e3d551eda5a6
parent 8 7a5de13173b1
child 11 e5feaa369ccc
--- a/integration/lib/jquery-ui/ui/jquery.ui.autocomplete.js	Thu May 16 13:08:20 2013 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,610 +0,0 @@
-/*!
- * jQuery UI Autocomplete 1.10.3
- * http://jqueryui.com
- *
- * Copyright 2013 jQuery Foundation and other contributors
- * Released under the MIT license.
- * http://jquery.org/license
- *
- * http://api.jqueryui.com/autocomplete/
- *
- * Depends:
- *	jquery.ui.core.js
- *	jquery.ui.widget.js
- *	jquery.ui.position.js
- *	jquery.ui.menu.js
- */
-(function( $, undefined ) {
-
-// used to prevent race conditions with remote data sources
-var requestIndex = 0;
-
-$.widget( "ui.autocomplete", {
-	version: "1.10.3",
-	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
-	},
-
-	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";
-
-		this.isMultiLine =
-			// Textareas are always multi-line
-			isTextarea ? true :
-			// Inputs are always single-line, even if inside a contentEditable element
-			// IE also treats inputs as contentEditable
-			isInput ? false :
-			// All other element types are determined by whether or not they're contentEditable
-			this.element.prop( "isContentEditable" );
-
-		this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ];
-		this.isNewMenu = true;
-
-		this.element
-			.addClass( "ui-autocomplete-input" )
-			.attr( "autocomplete", "off" );
-
-		this._on( this.element, {
-			keydown: function( event ) {
-				/*jshint maxcomplexity:15*/
-				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:
-				case keyCode.NUMPAD_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" ) ) {
-						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 = $( "<ul>" )
-			.addClass( "ui-autocomplete ui-front" )
-			.appendTo( this._appendTo() )
-			.menu({
-				// disable ARIA support, the live region takes care of that
-				role: null
-			})
-			.hide()
-			.data( "ui-menu" );
-
-		this._on( this.menu.element, {
-			mousedown: function( event ) {
-				// prevent moving focus out of the text field
-				event.preventDefault();
-
-				// IE doesn't prevent moving focus even with event.preventDefault()
-				// so we set a flag to know when we should ignore the blur event
-				this.cancelBlur = true;
-				this._delay(function() {
-					delete this.cancelBlur;
-				});
-
-				// clicking on the scrollbar causes focus to shift to the body
-				// but we can't detect a mouseup or a click immediately afterward
-				// so we have to track the next mousedown and close the menu if
-				// the user clicks somewhere outside of the autocomplete
-				var menuElement = this.menu.element[ 0 ];
-				if ( !$( 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 ) {
-				// 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;
-					}
-				}
-
-				var 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 );
-					}
-				} else {
-					// Normally the input is populated with the item's value as the
-					// menu is navigated, causing screen readers to notice a change and
-					// announce the item. Since the focus event was canceled, this doesn't
-					// happen, so we update the live region so that screen readers can
-					// still notice the change and announce it.
-					this.liveRegion.text( item.value );
-				}
-			},
-			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] !== this.document[0].activeElement ) {
-					this.element.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": "polite"
-			})
-			.addClass( "ui-helper-hidden-accessible" )
-			.insertBefore( this.element );
-
-		// 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
-			.removeClass( "ui-autocomplete-input" )
-			.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 = this.element.closest( ".ui-front" );
-		}
-
-		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() {
-			// only search if the value has changed
-			if ( this.term !== this._value() ) {
-				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.element.addClass( "ui-autocomplete-loading" );
-		this.cancelSearch = false;
-
-		this.source( { term: value }, this._response() );
-	},
-
-	_response: function() {
-		var that = this,
-			index = ++requestIndex;
-
-		return function( content ) {
-			if ( index === requestIndex ) {
-				that.__response( content );
-			}
-
-			that.pending--;
-			if ( !that.pending ) {
-				that.element.removeClass( "ui-autocomplete-loading" );
-			}
-		};
-	},
-
-	__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({
-				label: item.label || item.value,
-				value: item.value || item.label
-			}, item );
-		});
-	},
-
-	_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( $( "<a>" ).text( item.label ) )
-			.appendTo( ul );
-	},
-
-	_move: function( direction, event ) {
-		if ( !this.menu.element.is( ":visible" ) ) {
-			this.search( null, event );
-			return;
-		}
-		if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
-				this.menu.isLastItem() && /^next/.test( direction ) ) {
-			this._value( this.term );
-			this.menu.blur();
-			return;
-		}
-		this.menu[ direction ]( event );
-	},
-
-	widget: function() {
-		return this.menu.element;
-	},
-
-	_value: function() {
-		return this.valueMethod.apply( this.element, arguments );
-	},
-
-	_keyEvent: function( keyEvent, event ) {
-		if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
-			this._move( keyEvent, event );
-
-			// prevents moving cursor to beginning/end of the text field in some browsers
-			event.preventDefault();
-		}
-	}
-});
-
-$.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.text( message );
-	}
-});
-
-}( jQuery ));