diff -r 44d58d2e90b5 -r 3a3c15c462f8 client/player/js/ui/jquery.ui.autocomplete.js
--- a/client/player/js/ui/jquery.ui.autocomplete.js Tue Jun 15 01:33:03 2010 +0200
+++ b/client/player/js/ui/jquery.ui.autocomplete.js Mon Jul 12 12:01:22 2010 +0200
@@ -1,498 +1,498 @@
-/*
- * jQuery UI Autocomplete 1.8.1
- *
- * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT (MIT-LICENSE.txt)
- * and GPL (GPL-LICENSE.txt) licenses.
- *
- * http://docs.jquery.com/UI/Autocomplete
- *
- * Depends:
- * jquery.ui.core.js
- * jquery.ui.widget.js
- * jquery.ui.position.js
- */
-(function( $ ) {
-
-$.widget( "ui.autocomplete", {
- options: {
- minLength: 1,
- delay: 300
- },
- _create: function() {
- var self = this,
- doc = this.element[ 0 ].ownerDocument;
- this.element
- .addClass( "ui-autocomplete-input" )
- .attr( "autocomplete", "off" )
- // TODO verify these actually work as intended
- .attr({
- role: "textbox",
- "aria-autocomplete": "list",
- "aria-haspopup": "true"
- })
- .bind( "keydown.autocomplete", function( event ) {
- var keyCode = $.ui.keyCode;
- switch( event.keyCode ) {
- case keyCode.PAGE_UP:
- self._move( "previousPage", event );
- break;
- case keyCode.PAGE_DOWN:
- self._move( "nextPage", event );
- break;
- case keyCode.UP:
- self._move( "previous", event );
- // prevent moving cursor to beginning of text field in some browsers
- event.preventDefault();
- break;
- case keyCode.DOWN:
- self._move( "next", event );
- // prevent moving cursor to end of text field in some browsers
- event.preventDefault();
- break;
- case keyCode.ENTER:
- // when menu is open or has focus
- if ( self.menu.active ) {
- event.preventDefault();
- }
- //passthrough - ENTER and TAB both select the current element
- case keyCode.TAB:
- if ( !self.menu.active ) {
- return;
- }
- self.menu.select( event );
- break;
- case keyCode.ESCAPE:
- self.element.val( self.term );
- self.close( event );
- break;
- case keyCode.LEFT:
- case keyCode.RIGHT:
- case keyCode.SHIFT:
- case keyCode.CONTROL:
- case keyCode.ALT:
- // ignore metakeys (shift, ctrl, alt)
- break;
- default:
- // keypress is triggered before the input value is changed
- clearTimeout( self.searching );
- self.searching = setTimeout(function() {
- self.search( null, event );
- }, self.options.delay );
- break;
- }
- })
- .bind( "focus.autocomplete", function() {
- self.selectedItem = null;
- self.previous = self.element.val();
- })
- .bind( "blur.autocomplete", function( event ) {
- clearTimeout( self.searching );
- // clicks on the menu (or a button to trigger a search) will cause a blur event
- // TODO try to implement this without a timeout, see clearTimeout in search()
- self.closing = setTimeout(function() {
- self.close( event );
- self._change( event );
- }, 150 );
- });
- this._initSource();
- this.response = function() {
- return self._response.apply( self, arguments );
- };
- this.menu = $( "
" )
- .addClass( "ui-autocomplete" )
- .appendTo( "body", doc )
- .menu({
- focus: function( event, ui ) {
- var item = ui.item.data( "item.autocomplete" );
- if ( false !== self._trigger( "focus", null, { item: item } ) ) {
- // use value to match what will end up in the input, if it was a key event
- if ( /^key/.test(event.originalEvent.type) ) {
- self.element.val( item.value );
- }
- }
- },
- selected: function( event, ui ) {
- var item = ui.item.data( "item.autocomplete" );
- if ( false !== self._trigger( "select", event, { item: item } ) ) {
- self.element.val( item.value );
- }
- self.close( event );
- // only trigger when focus was lost (click on menu)
- var previous = self.previous;
- if ( self.element[0] !== doc.activeElement ) {
- self.element.focus();
- self.previous = previous;
- }
- self.selectedItem = item;
- },
- blur: function( event, ui ) {
- if ( self.menu.element.is(":visible") ) {
- self.element.val( self.term );
- }
- }
- })
- .zIndex( this.element.zIndex() + 1 )
- // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
- .css({ top: 0, left: 0 })
- .hide()
- .data( "menu" );
- if ( $.fn.bgiframe ) {
- this.menu.element.bgiframe();
- }
- },
-
- destroy: function() {
- this.element
- .removeClass( "ui-autocomplete-input" )
- .removeAttr( "autocomplete" )
- .removeAttr( "role" )
- .removeAttr( "aria-autocomplete" )
- .removeAttr( "aria-haspopup" );
- this.menu.element.remove();
- $.Widget.prototype.destroy.call( this );
- },
-
- _setOption: function( key ) {
- $.Widget.prototype._setOption.apply( this, arguments );
- if ( key === "source" ) {
- this._initSource();
- }
- },
-
- _initSource: function() {
- var array,
- url;
- 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 ) {
- $.getJSON( url, request, response );
- };
- } else {
- this.source = this.options.source;
- }
- },
-
- search: function( value, event ) {
- value = value != null ? value : this.element.val();
- if ( value.length < this.options.minLength ) {
- return this.close( event );
- }
-
- clearTimeout( this.closing );
- if ( this._trigger("search") === false ) {
- return;
- }
-
- return this._search( value );
- },
-
- _search: function( value ) {
- this.term = this.element
- .addClass( "ui-autocomplete-loading" )
- // always save the actual value, not the one passed as an argument
- .val();
-
- this.source( { term: value }, this.response );
- },
-
- _response: function( content ) {
- if ( content.length ) {
- content = this._normalize( content );
- this._suggest( content );
- this._trigger( "open" );
- } else {
- this.close();
- }
- this.element.removeClass( "ui-autocomplete-loading" );
- },
-
- close: function( event ) {
- clearTimeout( this.closing );
- if ( this.menu.element.is(":visible") ) {
- this._trigger( "close", event );
- this.menu.element.hide();
- this.menu.deactivate();
- }
- },
-
- _change: function( event ) {
- if ( this.previous !== this.element.val() ) {
- 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()
- .zIndex( this.element.zIndex() + 1 ),
- menuWidth,
- textWidth;
- this._renderMenu( ul, items );
- // TODO refresh should check if the active item is still in the dom, removing the need for a manual deactivate
- this.menu.deactivate();
- this.menu.refresh();
- this.menu.element.show().position({
- my: "left top",
- at: "left bottom",
- of: this.element,
- collision: "none"
- });
-
- menuWidth = ul.width( "" ).width();
- textWidth = this.element.width();
- ul.width( Math.max( menuWidth, textWidth ) );
- },
-
- _renderMenu: function( ul, items ) {
- var self = this;
- $.each( items, function( index, item ) {
- self._renderItem( ul, item );
- });
- },
-
- _renderItem: function( ul, item) {
- return $( "" )
- .data( "item.autocomplete", item )
- .append( "" + item.label + "" )
- .appendTo( ul );
- },
-
- _move: function( direction, event ) {
- if ( !this.menu.element.is(":visible") ) {
- this.search( null, event );
- return;
- }
- if ( this.menu.first() && /^previous/.test(direction) ||
- this.menu.last() && /^next/.test(direction) ) {
- this.element.val( this.term );
- this.menu.deactivate();
- return;
- }
- this.menu[ direction ]( event );
- },
-
- widget: function() {
- return this.menu.element;
- }
-});
-
-$.extend( $.ui.autocomplete, {
- escapeRegex: function( value ) {
- return value.replace( /([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1" );
- },
- filter: function(array, term) {
- var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
- return $.grep( array, function(value) {
- return matcher.test( value.label || value.value || value );
- });
- }
-});
-
-}( jQuery ));
-
-/*
- * jQuery UI Menu (not officially released)
- *
- * This widget isn't yet finished and the API is subject to change. We plan to finish
- * it for the next release. You're welcome to give it a try anyway and give us feedback,
- * as long as you're okay with migrating your code later on. We can help with that, too.
- *
- * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT (MIT-LICENSE.txt)
- * and GPL (GPL-LICENSE.txt) licenses.
- *
- * http://docs.jquery.com/UI/Menu
- *
- * Depends:
- * jquery.ui.core.js
- * jquery.ui.widget.js
- */
-(function($) {
-
-$.widget("ui.menu", {
- _create: function() {
- var self = this;
- this.element
- .addClass("ui-menu ui-widget ui-widget-content ui-corner-all")
- .attr({
- role: "listbox",
- "aria-activedescendant": "ui-active-menuitem"
- })
- .click(function( event ) {
- if ( !$( event.target ).closest( ".ui-menu-item a" ).length ) {
- return;
- }
- // temporary
- event.preventDefault();
- self.select( event );
- });
- this.refresh();
- },
-
- refresh: function() {
- var self = this;
-
- // don't refresh list items that are already adapted
- var items = this.element.children("li:not(.ui-menu-item):has(a)")
- .addClass("ui-menu-item")
- .attr("role", "menuitem");
-
- items.children("a")
- .addClass("ui-corner-all")
- .attr("tabindex", -1)
- // mouseenter doesn't work with event delegation
- .mouseenter(function( event ) {
- self.activate( event, $(this).parent() );
- })
- .mouseleave(function() {
- self.deactivate();
- });
- },
-
- activate: function( event, item ) {
- this.deactivate();
- if (this.hasScroll()) {
- var offset = item.offset().top - this.element.offset().top,
- scroll = this.element.attr("scrollTop"),
- elementHeight = this.element.height();
- if (offset < 0) {
- this.element.attr("scrollTop", scroll + offset);
- } else if (offset > elementHeight) {
- this.element.attr("scrollTop", scroll + offset - elementHeight + item.height());
- }
- }
- this.active = item.eq(0)
- .children("a")
- .addClass("ui-state-hover")
- .attr("id", "ui-active-menuitem")
- .end();
- this._trigger("focus", event, { item: item });
- },
-
- deactivate: function() {
- if (!this.active) { return; }
-
- this.active.children("a")
- .removeClass("ui-state-hover")
- .removeAttr("id");
- this._trigger("blur");
- this.active = null;
- },
-
- next: function(event) {
- this.move("next", ".ui-menu-item:first", event);
- },
-
- previous: function(event) {
- this.move("prev", ".ui-menu-item:last", event);
- },
-
- first: function() {
- return this.active && !this.active.prev().length;
- },
-
- last: function() {
- return this.active && !this.active.next().length;
- },
-
- move: function(direction, edge, event) {
- if (!this.active) {
- this.activate(event, this.element.children(edge));
- return;
- }
- var next = this.active[direction + "All"](".ui-menu-item").eq(0);
- if (next.length) {
- this.activate(event, next);
- } else {
- this.activate(event, this.element.children(edge));
- }
- },
-
- // TODO merge with previousPage
- nextPage: function(event) {
- if (this.hasScroll()) {
- // TODO merge with no-scroll-else
- if (!this.active || this.last()) {
- this.activate(event, this.element.children(":first"));
- return;
- }
- var base = this.active.offset().top,
- height = this.element.height(),
- result = this.element.children("li").filter(function() {
- var close = $(this).offset().top - base - height + $(this).height();
- // TODO improve approximation
- return close < 10 && close > -10;
- });
-
- // TODO try to catch this earlier when scrollTop indicates the last page anyway
- if (!result.length) {
- result = this.element.children(":last");
- }
- this.activate(event, result);
- } else {
- this.activate(event, this.element.children(!this.active || this.last() ? ":first" : ":last"));
- }
- },
-
- // TODO merge with nextPage
- previousPage: function(event) {
- if (this.hasScroll()) {
- // TODO merge with no-scroll-else
- if (!this.active || this.first()) {
- this.activate(event, this.element.children(":last"));
- return;
- }
-
- var base = this.active.offset().top,
- height = this.element.height();
- result = this.element.children("li").filter(function() {
- var close = $(this).offset().top - base + height - $(this).height();
- // TODO improve approximation
- return close < 10 && close > -10;
- });
-
- // TODO try to catch this earlier when scrollTop indicates the last page anyway
- if (!result.length) {
- result = this.element.children(":first");
- }
- this.activate(event, result);
- } else {
- this.activate(event, this.element.children(!this.active || this.first() ? ":last" : ":first"));
- }
- },
-
- hasScroll: function() {
- return this.element.height() < this.element.attr("scrollHeight");
- },
-
- select: function( event ) {
- this._trigger("selected", event, { item: this.active });
- }
-});
-
-}(jQuery));
+/*
+ * jQuery UI Autocomplete 1.8.1
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Autocomplete
+ *
+ * Depends:
+ * jquery.ui.core.js
+ * jquery.ui.widget.js
+ * jquery.ui.position.js
+ */
+(function( $ ) {
+
+$.widget( "ui.autocomplete", {
+ options: {
+ minLength: 1,
+ delay: 300
+ },
+ _create: function() {
+ var self = this,
+ doc = this.element[ 0 ].ownerDocument;
+ this.element
+ .addClass( "ui-autocomplete-input" )
+ .attr( "autocomplete", "off" )
+ // TODO verify these actually work as intended
+ .attr({
+ role: "textbox",
+ "aria-autocomplete": "list",
+ "aria-haspopup": "true"
+ })
+ .bind( "keydown.autocomplete", function( event ) {
+ var keyCode = $.ui.keyCode;
+ switch( event.keyCode ) {
+ case keyCode.PAGE_UP:
+ self._move( "previousPage", event );
+ break;
+ case keyCode.PAGE_DOWN:
+ self._move( "nextPage", event );
+ break;
+ case keyCode.UP:
+ self._move( "previous", event );
+ // prevent moving cursor to beginning of text field in some browsers
+ event.preventDefault();
+ break;
+ case keyCode.DOWN:
+ self._move( "next", event );
+ // prevent moving cursor to end of text field in some browsers
+ event.preventDefault();
+ break;
+ case keyCode.ENTER:
+ // when menu is open or has focus
+ if ( self.menu.active ) {
+ event.preventDefault();
+ }
+ //passthrough - ENTER and TAB both select the current element
+ case keyCode.TAB:
+ if ( !self.menu.active ) {
+ return;
+ }
+ self.menu.select( event );
+ break;
+ case keyCode.ESCAPE:
+ self.element.val( self.term );
+ self.close( event );
+ break;
+ case keyCode.LEFT:
+ case keyCode.RIGHT:
+ case keyCode.SHIFT:
+ case keyCode.CONTROL:
+ case keyCode.ALT:
+ // ignore metakeys (shift, ctrl, alt)
+ break;
+ default:
+ // keypress is triggered before the input value is changed
+ clearTimeout( self.searching );
+ self.searching = setTimeout(function() {
+ self.search( null, event );
+ }, self.options.delay );
+ break;
+ }
+ })
+ .bind( "focus.autocomplete", function() {
+ self.selectedItem = null;
+ self.previous = self.element.val();
+ })
+ .bind( "blur.autocomplete", function( event ) {
+ clearTimeout( self.searching );
+ // clicks on the menu (or a button to trigger a search) will cause a blur event
+ // TODO try to implement this without a timeout, see clearTimeout in search()
+ self.closing = setTimeout(function() {
+ self.close( event );
+ self._change( event );
+ }, 150 );
+ });
+ this._initSource();
+ this.response = function() {
+ return self._response.apply( self, arguments );
+ };
+ this.menu = $( "" )
+ .addClass( "ui-autocomplete" )
+ .appendTo( "body", doc )
+ .menu({
+ focus: function( event, ui ) {
+ var item = ui.item.data( "item.autocomplete" );
+ if ( false !== self._trigger( "focus", null, { item: item } ) ) {
+ // use value to match what will end up in the input, if it was a key event
+ if ( /^key/.test(event.originalEvent.type) ) {
+ self.element.val( item.value );
+ }
+ }
+ },
+ selected: function( event, ui ) {
+ var item = ui.item.data( "item.autocomplete" );
+ if ( false !== self._trigger( "select", event, { item: item } ) ) {
+ self.element.val( item.value );
+ }
+ self.close( event );
+ // only trigger when focus was lost (click on menu)
+ var previous = self.previous;
+ if ( self.element[0] !== doc.activeElement ) {
+ self.element.focus();
+ self.previous = previous;
+ }
+ self.selectedItem = item;
+ },
+ blur: function( event, ui ) {
+ if ( self.menu.element.is(":visible") ) {
+ self.element.val( self.term );
+ }
+ }
+ })
+ .zIndex( this.element.zIndex() + 1 )
+ // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
+ .css({ top: 0, left: 0 })
+ .hide()
+ .data( "menu" );
+ if ( $.fn.bgiframe ) {
+ this.menu.element.bgiframe();
+ }
+ },
+
+ destroy: function() {
+ this.element
+ .removeClass( "ui-autocomplete-input" )
+ .removeAttr( "autocomplete" )
+ .removeAttr( "role" )
+ .removeAttr( "aria-autocomplete" )
+ .removeAttr( "aria-haspopup" );
+ this.menu.element.remove();
+ $.Widget.prototype.destroy.call( this );
+ },
+
+ _setOption: function( key ) {
+ $.Widget.prototype._setOption.apply( this, arguments );
+ if ( key === "source" ) {
+ this._initSource();
+ }
+ },
+
+ _initSource: function() {
+ var array,
+ url;
+ 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 ) {
+ $.getJSON( url, request, response );
+ };
+ } else {
+ this.source = this.options.source;
+ }
+ },
+
+ search: function( value, event ) {
+ value = value != null ? value : this.element.val();
+ if ( value.length < this.options.minLength ) {
+ return this.close( event );
+ }
+
+ clearTimeout( this.closing );
+ if ( this._trigger("search") === false ) {
+ return;
+ }
+
+ return this._search( value );
+ },
+
+ _search: function( value ) {
+ this.term = this.element
+ .addClass( "ui-autocomplete-loading" )
+ // always save the actual value, not the one passed as an argument
+ .val();
+
+ this.source( { term: value }, this.response );
+ },
+
+ _response: function( content ) {
+ if ( content.length ) {
+ content = this._normalize( content );
+ this._suggest( content );
+ this._trigger( "open" );
+ } else {
+ this.close();
+ }
+ this.element.removeClass( "ui-autocomplete-loading" );
+ },
+
+ close: function( event ) {
+ clearTimeout( this.closing );
+ if ( this.menu.element.is(":visible") ) {
+ this._trigger( "close", event );
+ this.menu.element.hide();
+ this.menu.deactivate();
+ }
+ },
+
+ _change: function( event ) {
+ if ( this.previous !== this.element.val() ) {
+ 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()
+ .zIndex( this.element.zIndex() + 1 ),
+ menuWidth,
+ textWidth;
+ this._renderMenu( ul, items );
+ // TODO refresh should check if the active item is still in the dom, removing the need for a manual deactivate
+ this.menu.deactivate();
+ this.menu.refresh();
+ this.menu.element.show().position({
+ my: "left top",
+ at: "left bottom",
+ of: this.element,
+ collision: "none"
+ });
+
+ menuWidth = ul.width( "" ).width();
+ textWidth = this.element.width();
+ ul.width( Math.max( menuWidth, textWidth ) );
+ },
+
+ _renderMenu: function( ul, items ) {
+ var self = this;
+ $.each( items, function( index, item ) {
+ self._renderItem( ul, item );
+ });
+ },
+
+ _renderItem: function( ul, item) {
+ return $( "" )
+ .data( "item.autocomplete", item )
+ .append( "" + item.label + "" )
+ .appendTo( ul );
+ },
+
+ _move: function( direction, event ) {
+ if ( !this.menu.element.is(":visible") ) {
+ this.search( null, event );
+ return;
+ }
+ if ( this.menu.first() && /^previous/.test(direction) ||
+ this.menu.last() && /^next/.test(direction) ) {
+ this.element.val( this.term );
+ this.menu.deactivate();
+ return;
+ }
+ this.menu[ direction ]( event );
+ },
+
+ widget: function() {
+ return this.menu.element;
+ }
+});
+
+$.extend( $.ui.autocomplete, {
+ escapeRegex: function( value ) {
+ return value.replace( /([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1" );
+ },
+ filter: function(array, term) {
+ var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
+ return $.grep( array, function(value) {
+ return matcher.test( value.label || value.value || value );
+ });
+ }
+});
+
+}( jQuery ));
+
+/*
+ * jQuery UI Menu (not officially released)
+ *
+ * This widget isn't yet finished and the API is subject to change. We plan to finish
+ * it for the next release. You're welcome to give it a try anyway and give us feedback,
+ * as long as you're okay with migrating your code later on. We can help with that, too.
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Menu
+ *
+ * Depends:
+ * jquery.ui.core.js
+ * jquery.ui.widget.js
+ */
+(function($) {
+
+$.widget("ui.menu", {
+ _create: function() {
+ var self = this;
+ this.element
+ .addClass("ui-menu ui-widget ui-widget-content ui-corner-all")
+ .attr({
+ role: "listbox",
+ "aria-activedescendant": "ui-active-menuitem"
+ })
+ .click(function( event ) {
+ if ( !$( event.target ).closest( ".ui-menu-item a" ).length ) {
+ return;
+ }
+ // temporary
+ event.preventDefault();
+ self.select( event );
+ });
+ this.refresh();
+ },
+
+ refresh: function() {
+ var self = this;
+
+ // don't refresh list items that are already adapted
+ var items = this.element.children("li:not(.ui-menu-item):has(a)")
+ .addClass("ui-menu-item")
+ .attr("role", "menuitem");
+
+ items.children("a")
+ .addClass("ui-corner-all")
+ .attr("tabindex", -1)
+ // mouseenter doesn't work with event delegation
+ .mouseenter(function( event ) {
+ self.activate( event, $(this).parent() );
+ })
+ .mouseleave(function() {
+ self.deactivate();
+ });
+ },
+
+ activate: function( event, item ) {
+ this.deactivate();
+ if (this.hasScroll()) {
+ var offset = item.offset().top - this.element.offset().top,
+ scroll = this.element.attr("scrollTop"),
+ elementHeight = this.element.height();
+ if (offset < 0) {
+ this.element.attr("scrollTop", scroll + offset);
+ } else if (offset > elementHeight) {
+ this.element.attr("scrollTop", scroll + offset - elementHeight + item.height());
+ }
+ }
+ this.active = item.eq(0)
+ .children("a")
+ .addClass("ui-state-hover")
+ .attr("id", "ui-active-menuitem")
+ .end();
+ this._trigger("focus", event, { item: item });
+ },
+
+ deactivate: function() {
+ if (!this.active) { return; }
+
+ this.active.children("a")
+ .removeClass("ui-state-hover")
+ .removeAttr("id");
+ this._trigger("blur");
+ this.active = null;
+ },
+
+ next: function(event) {
+ this.move("next", ".ui-menu-item:first", event);
+ },
+
+ previous: function(event) {
+ this.move("prev", ".ui-menu-item:last", event);
+ },
+
+ first: function() {
+ return this.active && !this.active.prev().length;
+ },
+
+ last: function() {
+ return this.active && !this.active.next().length;
+ },
+
+ move: function(direction, edge, event) {
+ if (!this.active) {
+ this.activate(event, this.element.children(edge));
+ return;
+ }
+ var next = this.active[direction + "All"](".ui-menu-item").eq(0);
+ if (next.length) {
+ this.activate(event, next);
+ } else {
+ this.activate(event, this.element.children(edge));
+ }
+ },
+
+ // TODO merge with previousPage
+ nextPage: function(event) {
+ if (this.hasScroll()) {
+ // TODO merge with no-scroll-else
+ if (!this.active || this.last()) {
+ this.activate(event, this.element.children(":first"));
+ return;
+ }
+ var base = this.active.offset().top,
+ height = this.element.height(),
+ result = this.element.children("li").filter(function() {
+ var close = $(this).offset().top - base - height + $(this).height();
+ // TODO improve approximation
+ return close < 10 && close > -10;
+ });
+
+ // TODO try to catch this earlier when scrollTop indicates the last page anyway
+ if (!result.length) {
+ result = this.element.children(":last");
+ }
+ this.activate(event, result);
+ } else {
+ this.activate(event, this.element.children(!this.active || this.last() ? ":first" : ":last"));
+ }
+ },
+
+ // TODO merge with nextPage
+ previousPage: function(event) {
+ if (this.hasScroll()) {
+ // TODO merge with no-scroll-else
+ if (!this.active || this.first()) {
+ this.activate(event, this.element.children(":last"));
+ return;
+ }
+
+ var base = this.active.offset().top,
+ height = this.element.height();
+ result = this.element.children("li").filter(function() {
+ var close = $(this).offset().top - base + height - $(this).height();
+ // TODO improve approximation
+ return close < 10 && close > -10;
+ });
+
+ // TODO try to catch this earlier when scrollTop indicates the last page anyway
+ if (!result.length) {
+ result = this.element.children(":first");
+ }
+ this.activate(event, result);
+ } else {
+ this.activate(event, this.element.children(!this.active || this.first() ? ":last" : ":first"));
+ }
+ },
+
+ hasScroll: function() {
+ return this.element.height() < this.element.attr("scrollHeight");
+ },
+
+ select: function( event ) {
+ this._trigger("selected", event, { item: this.active });
+ }
+});
+
+}(jQuery));