root / trunk / web / dojo / dojox / lang / async / topic.js @ 11
History | View | Annotate | Download (808 Bytes)
| 1 |
/*
|
|---|---|
| 2 |
Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
| 3 |
Available via Academic Free License >= 2.1 OR the modified BSD license.
|
| 4 |
see: http://dojotoolkit.org/license for details
|
| 5 |
*/
|
| 6 |
|
| 7 |
|
| 8 |
if(!dojo._hasResource["dojox.lang.async.topic"]){ |
| 9 |
dojo._hasResource["dojox.lang.async.topic"]=true; |
| 10 |
dojo.provide("dojox.lang.async.topic");
|
| 11 |
(function(){
|
| 12 |
var d=dojo,_1=dojox.lang.async.topic;
|
| 13 |
_1.from=function(_2){ |
| 14 |
return function(){ |
| 15 |
var h,_3=function(){ |
| 16 |
if(h){
|
| 17 |
d.unsubscribe(h); |
| 18 |
h=null;
|
| 19 |
} |
| 20 |
},x=new d.Deferred(_3);
|
| 21 |
h=d.subscribe(_2,function(){
|
| 22 |
_3(); |
| 23 |
x.callback(arguments);
|
| 24 |
}); |
| 25 |
return x;
|
| 26 |
}; |
| 27 |
}; |
| 28 |
_1.failOn=function(_4){ |
| 29 |
return function(){ |
| 30 |
var h,_5=function(){ |
| 31 |
if(h){
|
| 32 |
d.unsubscribe(h); |
| 33 |
h=null;
|
| 34 |
} |
| 35 |
},x=new d.Deferred(_5);
|
| 36 |
h=d.subscribe(_4,function(_6){
|
| 37 |
_5(); |
| 38 |
x.errback(new Error(arguments)); |
| 39 |
}); |
| 40 |
return x;
|
| 41 |
}; |
| 42 |
}; |
| 43 |
})(); |
| 44 |
} |