Hi Carsten!
On Thu, 2007-03-15 at 10:24 +0100, Carsten Harnisch wrote:
> I encountered a strange problem when trying to inherite from a class. My
> coding looks like :
>
> qx.OO.defineClass("qx.manager.selection.DataRadioManager",
> qx.manager.selection.RadioManager, function(vName, vMembers)
> {
> qx.manager.selection.RadioManager(this, vName, vMembers);
> });
>
> So basically making a new class "qx.manager.selection.DataRadioManager"
> extending "qx.manager.selection.RadioManager". The is that the code gets
> error in the base-class construction function (seems to be that a property
> is not defined).
> Just copying the code from RadioManager her works fine ?!?
>
> I am using a "compiled" version (from the new QuickStart) and added a simple
> <script type="text/javascript" src="[...]DataRadioManager.js"></script> in
> the HTML.
>
> Any hints ?
The .call() is missing. The constructor of the superclass needs to be
called in the current context ("this").
qx.manager.selection.RadioManager.call(this, vName, vMembers);
should do it,
Andreas
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