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Hello Martin,
thanks for the reply and the explanation!
regards
Fabian
Am 05.09.2013 12:56, schrieb Martin Wittemann:
> Hey,
>> I'm currently checking my application for undisposed object and
>> memory leaks.
>>
>> When shutting down the application I get a lot of these
>> messages:
>>
>> 011782 Missing destruct definition for '$$user_model' in
>> bj.canvas.FloorView[undefined]:
>> bj.data.FunctionDefinition[274-0],bj.data.FunctionDefinition[277-0],bj...
>>
>>
>>
Where the model property is of type 'qx.data.Array' and is defined as
>> shown here:
>>
>> model: { init: null, check: "qx.data.Array", event:
>> "changedModel", nullable: true }
>>
>> The model property contains a huge amount of qx objects and I
>> think it would be a good idea to dispose the array on
>> destruction.
>>
>> So I searched the documentation and found this:
>>
>> "For all other properties which contain complex data the
>> developer must add a dispose key with a value of true to the
>> property declaration. For example if there is no check defined or
>> the check definition points to a function."
>>
>> (See at the bottom of the page ->
>> http://manual.qooxdoo.org/current/pages/core/property_features.html)
>
>>
Thanks for the pointer. Deleted the whole paragraph because it has been
outdated in total.
>
>> But the dispose key doesn't seem to exists aynmore, cause qooxdoo
>> says:
>>
>> Uncaught Error: The configuration key "dispose" of property
>> "model" in class "bj.canvas.FloorView" is not allowed!
>>
>> So here are my questions:
>>
>> Is the dispose key no longer supported or replaced by something
>> else? What is the best way to dispose a property of type
>> qx.data.Array?
>
> I don't know when dispose has been removed or if it was only
> available in the manual but its gone. But there is no difference
> for properties than for members e.g. If you are the one creating
> the instance, you have to dispose it in the destructor. Thats
> basically it. The dereference key only remove the internal
> references which does not help much for qooxdoo objects which are
> always stored in the object registry and need to be disposed.
>
> Regards, Martin
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>
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Fabian Hickert <[email protected]> (System Engineer)
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