Re: [wxlua-users] Where do wxLuaEventCallbacks get deleted?

[Andreas F. <an...@fa...>]

On 07.10.2013 at 22:33 John Labenski wrote:



 >>> I'm trying to understand how wxLua handles its event mechanism. I can see that
 >>> for every call to Connect(), wxLua will create a new object of wxLuaEventCallback.
 >>> But I don't see where these get deleted.
>  



> They are deleted by the wxEvtHandler when Connect() is called.

> http://sourceforge.net/p/wxlua/svn/HEAD/tree/trunk/wxLua/modules/wxlua/wxlcallb.cpp#l93
>   
> Note the comment about the userdata here:
> http://docs.wxwidgets.org/trunk/classwx_evt_handler.html#a78719e8b82c9f9c6e4056b3449df1943
>   


> Separately, wxluaR_unref() is used to unref the Lua event handler
> functions that are called when a wxEvent is handled. You see two
> calls to it, one for normal event handling and a separate one for
> window destruction, this is to be expected.

Thanks for the explanation. I didn't know that wxWidgets will delete
the user data passed to Connect().

-- 
Best regards,
 Andreas Falkenhahn                            mailto:an...@fa...