Thanks,
I guess only having the function called from the base class isn't
possible then :(
I can get the same behaviour by adding custom.io.FormReader.read() to
each constructor for a class that has design data but it is just one
more thing to remember. Ah well!
Thanks!
Matthew
Hugh Gibson wrote:
>> I'm trying to do something but keep running into a problem :(
>> I am working on a solution to easily create complicated window
>> layouts in a large application. The idea is to have a static member
>> of each window called "design" which describes the layout of each
>> window. I can do this OK, the problem is inheritance. We have a
>> base window that we derive all of our windows from. I would like to
>> be able to call custom.io.FormReader.read() in the base class I
>> want to be able to read the static properties for that class and
>> for the descendants aswell.
>>
>> I can acccess our base class and the superclass returns
>> qx.legacy.ui.window.Window but i won't to be able to go the other
>> way and return the descendant.
>>
>> Hope that makes sence, it's all very confusing!
>
>
> Something like:
>
> In derived class function:
>
> MyBaseClass.getDesign(this.self)
>
> this.self is set up as the current class. It has a superclass entry which
> refers to the parent class. So in the getDesign function, implemented in
> your base class, you can just walk the classes gathering up the designs:
>
> getDesign : function(clazz)
> {
> lDesign = []
> while (clazz)
> {
> lDesign.push[clazz.design];
> clazz = clazz.superclass;
> }
> return lDesign;
> }
>
> You will probably have to play with the details in a debugger to see
> exactly what works. I've just read through qx.Class to work out how it's
> done.
>
> Hugh
>
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