menu: Partial Style Guidance - Fixing JSLint Warnings

This commit is contained in:
gnarf 2011-06-10 05:20:45 -05:00
parent 596f61b8dd
commit e993a9b210

99
ui/jquery.ui.menu.js vendored
View File

@ -1,6 +1,6 @@
/*
* jQuery UI Menu @VERSION
*
*
* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
@ -12,7 +12,7 @@
* jquery.ui.widget.js
*/
(function($) {
var idIncrement = 0;
$.widget("ui.menu", {
@ -71,7 +71,7 @@ $.widget("ui.menu", {
}
});
this.refresh();
this.element.attr( "tabIndex", 0 ).bind( "keydown.menu", function( event ) {
if ( self.options.disabled ) {
return;
@ -130,9 +130,11 @@ $.widget("ui.menu", {
default:
event.stopPropagation();
clearTimeout(self.filterTimer);
var prev = self.previousFilter || "";
var character = String.fromCharCode(event.keyCode);
var skip = false;
var match,
prev = self.previousFilter || "",
character = String.fromCharCode( event.keyCode ),
skip = false;
if (character == prev) {
skip = true;
} else {
@ -141,10 +143,10 @@ $.widget("ui.menu", {
function escape(value) {
return value.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
}
var match = self.activeMenu.children(".ui-menu-item").filter(function() {
match = self.activeMenu.children(".ui-menu-item").filter(function() {
return new RegExp("^" + escape(character), "i").test($(this).children("a").text());
});
var match = skip && match.index(self.active.next()) != -1 ? self.active.nextAll(".ui-menu-item") : match;
match = skip && match.index(self.active.next()) != -1 ? self.active.nextAll(".ui-menu-item") : match;
if (!match.length) {
character = String.fromCharCode(event.keyCode);
match = self.activeMenu.children(".ui-menu-item").filter(function() {
@ -167,7 +169,7 @@ $.widget("ui.menu", {
}
});
},
_destroy: function() {
//destroy (sub)menus
this.element
@ -181,7 +183,7 @@ $.widget("ui.menu", {
.removeAttr( "aria-expanded" )
.removeAttr( "aria-hidden" )
.show();
//destroy menu items
this.element.find( ".ui-menu-item" )
.unbind( ".menu" )
@ -193,45 +195,48 @@ $.widget("ui.menu", {
.removeAttr( "role" )
.removeAttr( "aria-haspopup" )
.removeAttr( "id" )
.children(".ui-icon").remove();
.children(".ui-icon").remove();
},
refresh: function() {
var self = this;
// initialize nested menus
var submenus = this.element.find("ul:not(.ui-menu)")
var submenus = this.element.find( "ul:not(.ui-menu)" )
.addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
.attr("role", "menu")
.attr( "role", "menu" )
.hide()
.attr("aria-hidden", "true")
.attr("aria-expanded", "false")
.attr( "aria-hidden", "true" )
.attr( "aria-expanded", "false" )
;
// don't refresh list items that are already adapted
var items = submenus.add(this.element).children( "li:not(.ui-menu-item):has(a)" )
var items = submenus.add( this.element ).children( "li:not(.ui-menu-item):has(a)" )
.addClass( "ui-menu-item" )
.attr( "role", "presentation" );
items.children( "a" )
.addClass( "ui-corner-all" )
.attr( "tabIndex", -1 )
.attr( "role", "menuitem" )
.attr("id", function(i) {return self.element.attr("id") + "-" + i});
submenus.each(function() {
var menu = $(this);
var item = menu.prev("a")
item.attr("aria-haspopup", "true")
.prepend('<span class="ui-menu-icon ui-icon ui-icon-carat-1-e"></span>');
menu.attr("aria-labelledby", item.attr("id"));
.attr( "id", function( i ) {
return self.element.attr( "id" ) + "-" + i;
});
submenus.each( function() {
var menu = $( this ),
item = menu.prev( "a" );
item.attr( "aria-haspopup", "true" )
.prepend( '<span class="ui-menu-icon ui-icon ui-icon-carat-1-e"></span>' );
menu.attr( "aria-labelledby", item.attr( "id" ) );
});
},
focus: function( event, item ) {
var self = this;
var nested, self = this;
this.blur();
if ( this._hasScroll() ) {
var borderTop = parseFloat( $.curCSS( this.element[0], "borderTopWidth", true) ) || 0,
paddingTop = parseFloat( $.curCSS( this.element[0], "paddingTop", true) ) || 0,
@ -245,25 +250,26 @@ $.widget("ui.menu", {
this.element.scrollTop( scroll + offset - elementHeight + itemHeight );
}
}
this.active = item.first()
.children( "a" )
.addClass( "ui-state-focus" )
.end();
self.element.attr("aria-activedescendant", self.active.children("a").attr("id"))
self.element.attr( "aria-activedescendant", self.active.children("a").attr("id") );
// highlight active parent menu item, if any
this.active.parent().closest(".ui-menu-item").children("a:first").addClass("ui-state-active");
self.timer = setTimeout(function() {
self.timer = setTimeout( function() {
self._close();
}, self.delay)
var nested = $(">ul", item);
if (nested.length && /^mouse/.test(event.type)) {
}, self.delay );
nested = $( ">ul", item );
if ( nested.length && ( /^mouse/.test( event.type ) ) ) {
self._startOpening(nested);
}
this.activeMenu = item.parent();
this._trigger( "focus", event, { item: item } );
},
@ -271,9 +277,9 @@ $.widget("ui.menu", {
if (!this.active) {
return;
}
clearTimeout(this.timer);
this.active.children( "a" ).removeClass( "ui-state-focus" );
this.active = null;
},
@ -286,7 +292,7 @@ $.widget("ui.menu", {
self._open(submenu);
}, self.delay);
},
_open: function(submenu) {
clearTimeout(this.timer);
this.element.find(".ui-menu").not(submenu.parents()).hide().attr("aria-hidden", "true");
@ -298,7 +304,7 @@ $.widget("ui.menu", {
);
submenu.show().removeAttr("aria-hidden").attr("aria-expanded", "true").position(position);
},
closeAll: function() {
this.element
.find("ul").hide().attr("aria-hidden", "true").attr("aria-expanded", "false").end()
@ -306,7 +312,7 @@ $.widget("ui.menu", {
this.blur();
this.activeMenu = this.element;
},
_close: function() {
this.active.parent()
.find("ul").hide().attr("aria-hidden", "true").attr("aria-expanded", "false").end()
@ -328,8 +334,11 @@ $.widget("ui.menu", {
if (newItem && newItem.length) {
this._open(newItem.parent());
var current = this.active;
//timeout so Firefox will not hide activedescendant change in expanding submenu from AT
setTimeout(function(){self.focus(event, newItem)}, 20);
setTimeout( function() {
self.focus( event, newItem );
}, 20 );
return true;
}
},
@ -362,7 +371,7 @@ $.widget("ui.menu", {
this.focus( event, this.activeMenu.children(edge)[filter]() );
}
},
nextPage: function( event ) {
if ( this._hasScroll() ) {
if ( !this.active || this.last() ) {