flymis/WebRoot/dojojs/src/DeferredList.js

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/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/

dojo.require("dojo.Deferred");

dojo.provide("dojo.DeferredList");


dojo.DeferredList = function (list, /*bool?*/ fireOnOneCallback, /*bool?*/ fireOnOneErrback, /*bool?*/ consumeErrors, /*Function?*/ canceller) {
    this.list = list;
    this.resultList = new Array(this.list.length);

    // Deferred init
    this.chain = [];
    this.id = this._nextId();
    this.fired = -1;
    this.paused = 0;
    this.results = [null, null];
    this.canceller = canceller;
    this.silentlyCancelled = false;
    
    if (this.list.length === 0 && !fireOnOneCallback) {
        this.callback(this.resultList);
    }
    
    this.finishedCount = 0;
    this.fireOnOneCallback = fireOnOneCallback;
    this.fireOnOneErrback = fireOnOneErrback;
    this.consumeErrors = consumeErrors;

    var index = 0;
    
    var _this = this;
    
    dojo.lang.forEach(this.list, function(d) {
        var _index = index;
        //dojo.debug("add cb/errb index "+_index);
        d.addCallback(function(r) { _this._cbDeferred(_index, true, r) });
        d.addErrback(function(r) { _this._cbDeferred(_index, false, r) });
        index++;
    });
                      
};


dojo.inherits(dojo.DeferredList, dojo.Deferred);

dojo.lang.extend(dojo.DeferredList, {

    _cbDeferred: function (index, succeeded, result) {
        //dojo.debug("Fire "+index+" succ "+succeeded+" res "+result);
        this.resultList[index] = [succeeded, result];
        this.finishedCount += 1;