[Interest] #define in qml

[Bo Thorsen]

Den 19-02-2012 21:00, Thiago Macieira skrev:
> On domingo, 19 de fevereiro de 2012 20.41.56, qtnext wrote:
>> Hi,
>>
>> I wants to start testing my Qml apps (qt4.8, quick 1.1)  with Quick2 Qt5
>> ... But how can I easily test it with Qt5 with a working Qt4 source ..
>> Is there any way to define #ifdef QT5 import Quick 2.0 #else import
>> Quick 1.1  ?
>
> That's not how you're supposed to do it.
>
> You're supposed to upgrade to Qt Quick 2.0 when you're ready to upgrade and
> never look back. Then you make sure it looks correct when you do.

Which means it's quite difficult to create add-on products for QML that 
supports multiple versions.

I don't know how to solve this, though. Adding a preprocessor over QML 
files just feels fundamentally wrong to me, but it might be the only 
solution for a QML library vendor.

Bo Thorsen,
Fionia Software.

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