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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>The source code</title>
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
</head>
<body onload="prettyPrint();">
<pre class="prettyprint lang-js">/*!
* Ext JS Library 3.4.0
* Copyright(c) 2006-2011 Sencha Inc.
* licensing@sencha.com
* http://www.sencha.com/license
*/
<div id="cls-Ext.menu.MenuMgr"></div>/**
* @class Ext.menu.MenuMgr
* Provides a common registry of all menu items on a page so that they can be easily accessed by id.
* @singleton
*/
Ext.menu.MenuMgr = function(){
var menus,
active,
map,
groups = {},
attached = false,
lastShow = new Date();
// private - called when first menu is created
function init(){
menus = {};
active = new Ext.util.MixedCollection();
map = Ext.getDoc().addKeyListener(27, hideAll);
map.disable();
}
// private
function hideAll(){
if(active && active.length > 0){
var c = active.clone();
c.each(function(m){
m.hide();
});
return true;
}
return false;
}
// private
function onHide(m){
active.remove(m);
if(active.length < 1){
map.disable();
Ext.getDoc().un("mousedown", onMouseDown);
attached = false;
}
}
// private
function onShow(m){
var last = active.last();
lastShow = new Date();
active.add(m);
if(!attached){
map.enable();
Ext.getDoc().on("mousedown", onMouseDown);
attached = true;
}
if(m.parentMenu){
m.getEl().setZIndex(parseInt(m.parentMenu.getEl().getStyle("z-index"), 10) + 3);
m.parentMenu.activeChild = m;
}else if(last && !last.isDestroyed && last.isVisible()){
m.getEl().setZIndex(parseInt(last.getEl().getStyle("z-index"), 10) + 3);
}
}
// private
function onBeforeHide(m){
if(m.activeChild){
m.activeChild.hide();
}
if(m.autoHideTimer){
clearTimeout(m.autoHideTimer);
delete m.autoHideTimer;
}
}
// private
function onBeforeShow(m){
var pm = m.parentMenu;
if(!pm && !m.allowOtherMenus){
hideAll();
}else if(pm && pm.activeChild){
pm.activeChild.hide();
}
}
// private
function onMouseDown(e){
if(lastShow.getElapsed() > 50 && active.length > 0 && !e.getTarget(".x-menu")){
hideAll();
}
}
return {
<div id="method-Ext.menu.MenuMgr-hideAll"></div>/**
* Hides all menus that are currently visible
* @return {Boolean} success True if any active menus were hidden.
*/
hideAll : function(){
return hideAll();
},
// private
register : function(menu){
if(!menus){
init();
}
menus[menu.id] = menu;
menu.on({
beforehide: onBeforeHide,
hide: onHide,
beforeshow: onBeforeShow,
show: onShow
});
},
<div id="method-Ext.menu.MenuMgr-get"></div>/**
* Returns a {@link Ext.menu.Menu} object
* @param {String/Object} menu The string menu id, an existing menu object reference, or a Menu config that will
* be used to generate and return a new Menu instance.
* @return {Ext.menu.Menu} The specified menu, or null if none are found
*/
get : function(menu){
if(typeof menu == "string"){ // menu id
if(!menus){ // not initialized, no menus to return
return null;
}
return menus[menu];
}else if(menu.events){ // menu instance
return menu;
}else if(typeof menu.length == 'number'){ // array of menu items?
return new Ext.menu.Menu({items:menu});
}else{ // otherwise, must be a config
return Ext.create(menu, 'menu');
}
},
// private
unregister : function(menu){
delete menus[menu.id];
menu.un("beforehide", onBeforeHide);
menu.un("hide", onHide);
menu.un("beforeshow", onBeforeShow);
menu.un("show", onShow);
},
// private
registerCheckable : function(menuItem){
var g = menuItem.group;
if(g){
if(!groups[g]){
groups[g] = [];
}
groups[g].push(menuItem);
}
},
// private
unregisterCheckable : function(menuItem){
var g = menuItem.group;
if(g){
groups[g].remove(menuItem);
}
},
// private
onCheckChange: function(item, state){
if(item.group && state){
var group = groups[item.group],
i = 0,
len = group.length,
current;
for(; i < len; i++){
current = group[i];
if(current != item){
current.setChecked(false);
}
}
}
},
getCheckedItem : function(groupId){
var g = groups[groupId];
if(g){
for(var i = 0, l = g.length; i < l; i++){
if(g[i].checked){
return g[i];
}
}
}
return null;
},
setCheckedItem : function(groupId, itemId){
var g = groups[groupId];
if(g){
for(var i = 0, l = g.length; i < l; i++){
if(g[i].id == itemId){
g[i].setChecked(true);
}
}
}
return null;
}
};
}();
</pre>
</body>
</html>
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