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Menu: Implement delaying of opening and closing submenus

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jzaefferer 2011-03-17 10:37:37 +01:00
parent 2ddf83faf3
commit a077047fb3
1 changed files with 18 additions and 4 deletions
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18
ui/jquery.ui.menu.js vendored
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@ -17,6 +17,7 @@ var idIncrement = 0;
$.widget("ui.menu", {
defaultElement: "<ul>",
delay: 150,
options: {
position: {
my: "left top",
@ -220,10 +221,12 @@ $.widget("ui.menu", {
// see http://groups.google.com/group/jquery-a11y/msg/929e0c1e8c5efc8f
this.element.removeAttr("aria-activedescendant").attr("aria-activedescendant", self.itemId)
self._close();
self.timer = setTimeout(function() {
self._close();
}, self.delay)
var nested = $(">ul", item);
if (nested.length && /^mouse/.test(event.type)) {
self._open(nested);
self._startOpening(nested);
}
this.activeMenu = item.parent();
@ -235,6 +238,8 @@ $.widget("ui.menu", {
return;
}
clearTimeout(this.timer);
this.active.children( "a" ).removeClass( "ui-state-focus" );
// remove only generated id
$( "#" + this.menuId + "-activedescendant" ).removeAttr( "id" );
@ -243,6 +248,15 @@ $.widget("ui.menu", {
this.active = null;
},
_startOpening: function(submenu) {
clearTimeout(this.timer);
var self = this;
self.timer = setTimeout(function() {
self._close();
self._open(submenu);
}, self.delay);
},
_open: function(submenu) {
this.element.find(".ui-menu").not(submenu.parents()).hide();