Benutzer:J*/lib/async.js: Unterschied zwischen den Versionen
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Zeile 36: | Zeile 36: | ||
{ | { | ||
this.ondone( obj, this ); | this.ondone( obj, this ); | ||
− | return | + | return; |
} | } | ||
if (typeof(this.ondone)=="object") // instanceof gibt hier nur ärger | if (typeof(this.ondone)=="object") // instanceof gibt hier nur ärger | ||
{ | { | ||
this.ondone.continue( obj ); | this.ondone.continue( obj ); | ||
− | return | + | return; |
} | } | ||
} | } | ||
+ | if (this[this.pointer]==null) | ||
+ | return; | ||
if (typeof(this[this.pointer])=="function") | if (typeof(this[this.pointer])=="function") | ||
{ | { | ||
this.continue( this[this.pointer]( obj, this ) ); | this.continue( this[this.pointer]( obj, this ) ); | ||
− | return | + | return; |
} | } | ||
if (typeof(this[this.pointer])=="object") //auch hier gibt's Probleme mit instanceof | if (typeof(this[this.pointer])=="object") //auch hier gibt's Probleme mit instanceof | ||
{ | { | ||
this[this.pointer].start( obj, this ); | this[this.pointer].start( obj, this ); | ||
− | return | + | return; |
} | } | ||
Version vom 22. März 2009, 12:01 Uhr
/* +-------------------------------------------------------------------------+
* | |
* | Modul 2: Die Async-Klasse, um asynchrone Vorgänge behandeln zu können |
* | mehr Erklärung gibt's woanders ... vielleicht ... |
* | |
* +-------------------------------------------------------------------------+
*/
function Async ( arr, ondone )
{
var asyncobj = this;
arr.each( function(d) { asyncobj.push(d); } );
this.pointer = 0;
this.ondone = ondone;
this.nextElement = function() { return this[this.pointer+1]; };
this.currentElement = function() { return this[this.pointer]; };
this.start = function ( obj, ond ) {
if (ond != null)
{
this.ondone = ond;
}
this.pointer = 0;
this._control( obj );
};
this.continue = function ( obj ) {
this.pointer++;
this._control( obj );
};
this._control = function ( obj ) {
if (this.pointer >= this.length)
{
if (typeof(this.ondone)=="function")
{
this.ondone( obj, this );
return;
}
if (typeof(this.ondone)=="object") // instanceof gibt hier nur ärger
{
this.ondone.continue( obj );
return;
}
}
if (this[this.pointer]==null)
return;
if (typeof(this[this.pointer])=="function")
{
this.continue( this[this.pointer]( obj, this ) );
return;
}
if (typeof(this[this.pointer])=="object") //auch hier gibt's Probleme mit instanceof
{
this[this.pointer].start( obj, this );
return;
}
};
}
Async.prototype = new Array ();