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1318 alexandre_ 1 
/*
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	Copyright (c) 2004-2006, The Dojo Foundation
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	All Rights Reserved.
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	Licensed under the Academic Free License version 2.1 or above OR the
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	modified BSD license. For more information on Dojo licensing, see:
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		http://dojotoolkit.org/community/licensing.shtml
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*/
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1422 alexandre_ 11 
 
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1318 alexandre_ 13 
dojo.require("dojo.Deferred");
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dojo.provide("dojo.DeferredList");
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dojo.DeferredList = function (list, fireOnOneCallback, fireOnOneErrback, consumeErrors, canceller) {
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	this.list = list;
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	this.resultList = new Array(this.list.length);
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	this.chain = [];
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	this.id = this._nextId();
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	this.fired = -1;
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	this.paused = 0;
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	this.results = [null, null];
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	this.canceller = canceller;
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	this.silentlyCancelled = false;
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	if (this.list.length === 0 && !fireOnOneCallback) {
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		this.callback(this.resultList);
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	}
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	this.finishedCount = 0;
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	this.fireOnOneCallback = fireOnOneCallback;
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	this.fireOnOneErrback = fireOnOneErrback;
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	this.consumeErrors = consumeErrors;
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	var index = 0;
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	var _this = this;
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	dojo.lang.forEach(this.list, function (d) {
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		var _index = index;
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		d.addCallback(function (r) {
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			_this._cbDeferred(_index, true, r);
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		});
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		d.addErrback(function (r) {
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			_this._cbDeferred(_index, false, r);
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		});
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		index++;
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	});
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};
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dojo.inherits(dojo.DeferredList, dojo.Deferred);
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dojo.lang.extend(dojo.DeferredList, {_cbDeferred:function (index, succeeded, result) {
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	this.resultList[index] = [succeeded, result];
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	this.finishedCount += 1;
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	if (this.fired !== 0) {
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		if (succeeded && this.fireOnOneCallback) {
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			this.callback([index, result]);
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		} else {
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			if (!succeeded && this.fireOnOneErrback) {
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				this.errback(result);
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			} else {
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				if (this.finishedCount == this.list.length) {
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					this.callback(this.resultList);
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				}
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			}
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		}
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	}
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	if (!succeeded && this.consumeErrors) {
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		result = null;
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	}
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	return result;
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}, gatherResults:function (deferredList) {
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	var d = new dojo.DeferredList(deferredList, false, true, false);
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	d.addCallback(function (results) {
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		var ret = [];
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		for (var i = 0; i < results.length; i++) {
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			ret.push(results[i][1]);
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		}
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		return ret;
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	});
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	return d;
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}});
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