YAHOO.ext.util.MixedCollection = function(allowFunctions){
this.items = [];
this.keys = [];
this.events = {
'clear' : new YAHOO.util.CustomEvent('clear'),
'add' : new YAHOO.util.CustomEvent('add'),
'replace' : new YAHOO.util.CustomEvent('replace'),
'remove' : new YAHOO.util.CustomEvent('remove')
}
this.allowFunctions = allowFunctions === true;
};
YAHOO.extendX(YAHOO.ext.util.MixedCollection, YAHOO.ext.util.Observable, {
allowFunctions : false,
add : function(key, o){
if(arguments.length == 1){
o = arguments[0];
key = this.getKey(o);
}
this.items.push(o);
if(typeof key != 'undefined' && key != null){
this.items[key] = o;
this.keys.push(key);
}
this.fireEvent('add', this.items.length-1, o, key);
return o;
},
getKey : function(o){
return null;
},
replace : function(key, o){
if(typeof this.items[key] == 'undefined'){
return this.add(key, o);
}
var old = this.items[key];
if(typeof key == 'number'){ this.items[key] = o;
}else{
var index = this.indexOfKey(key);
this.items[index] = o;
this.items[key] = o;
}
this.fireEvent('replace', key, old, o);
return o;
},
addAll : function(objs){
if(arguments.length > 1 || objs instanceof Array){
var args = arguments.length > 1 ? arguments : objs;
for(var i = 0, len = args.length; i < len; i++){
this.add(args[i]);
}
}else{
for(var key in objs){
if(this.allowFunctions || typeof objs[key] != 'function'){
this.add(objs[key], key);
}
}
}
},
each : function(fn, scope){
for(var i = 0, len = this.items.length; i < len; i++){
fn.call(scope || window, this.items[i]);
}
},
eachKey : function(fn, scope){
for(var i = 0, len = this.keys.length; i < len; i++){
fn.call(scope || window, this.keys[i], this.items[i]);
}
},
find : function(fn, scope){
for(var i = 0, len = this.items.length; i < len; i++){
if(fn.call(scope || window, this.items[i])){
return this.items[i];
}
}
return null;
},
insert : function(index, key, o){
if(arguments.length == 2){
o = arguments[1];
key = this.getKey(o);
}
if(index >= this.items.length){
return this.add(o, key);
}
this.items.splice(index, 0, o);
if(typeof key != 'undefined' && key != null){
this.items[key] = o;
this.keys.splice(index, 0, key);
}
this.fireEvent('add', index, o, key);
return o;
},
remove : function(o){
var index = this.indexOf(o);
this.items.splice(index, 1);
if(typeof this.keys[index] != 'undefined'){
var key = this.keys[index];
this.keys.splice(index, 1);
delete this.items[key];
}
this.fireEvent('remove', o);
return o;
},
removeAt : function(index){
this.items.splice(index, 1);
var key = this.keys[index];
if(typeof key != 'undefined'){
this.keys.splice(index, 1);
delete this.items[key];
}
this.fireEvent('remove', o, key);
},
removeKey : function(key){
var o = this.items[key];
var index = this.indexOf(o);
this.items.splice(index, 1);
this.keys.splice(index, 1);
delete this.items[key];
this.fireEvent('remove', o, key);
},
getCount : function(){
return this.items.length;
},
indexOf : function(o){
if(!this.items.indexOf){
for(var i = 0, len = this.items.length; i < len; i++){
if(this.items[i] == o) return i;
}
return -1;
}else{
return this.items.indexOf(o);
}
},
indexOfKey : function(key){
if(!this.keys.indexOf){
for(var i = 0, len = this.key.length; i < len; i++){
if(this.key[i] == o) return i;
}
return -1;
}else{
return this.keys.indexOf(o);
}
},
item : function(key){
return this.items[key];
},
contains : function(o){
return this.indexOf(o) != -1;
},
containsKey : function(key){
return typeof this.items[key] != 'undefined';
},
clear : function(o){
this.items = [];
this.keys = [];
this.fireEvent('clear');
},
first : function(){
return this.items[0];
},
last : function(){
return this.items[this.items.length];
}
});
YAHOO.ext.util.MixedCollection.prototype.get = YAHOO.ext.util.MixedCollection.prototype.item;