On 2/14/06, klaas.holwerda <[EMAIL PROTECTED]> wrote:
> >>But this does not work, when run from the run script menu, it still
> >>calls function that are wrong.
> >
> >I've changed wxluacan to use the "wxluacan" namespace and everything
> >seems to work properly. Please let me know if there are other
> >problems.
> >
> I did update from cvs, and in the wxluacan sample in the menu ->
> ModifyObjects->Run Script.
> And you run the script in wxCanlua.acripts/incircles.lua.
>
> I get still the same error:
> attempt to call field `getCan` ( a nil value ).
> Do you not get this?
No, it works on two different machines in MSW and Linux. It adds some
rects and an ellipse. Try doing another checkout maybe?
> >I also changed the interface file and removed %delete for the classes.
> >It's meant only for classes that lua itself will delete, like wxColour
> >for example.
> >
> But what if both can happen? Can an object not be created in lua and/or C++?
> Like here i can imagine one wants to create a wxlCan in lua script, and
> add objects to it in lua.
> But in the sample it is all added to C++ instead.
Well, you can always remove the pointers from the wxLuaState, but
that's not so elegant.
> >If I
> >understand correctly the c++ AddObject function takes ownership of the
> >pointer and deletes it in the destructor.
> >
> Yes, as i say, i can imagine that for a class both can happen.
> I would say this is a perfect use of smart pointers. In that case Lua
> and C++ can hold a smrtPtr to the object, who releases it last will
> delete the object.
> So making the wxLuaState::m_pTrackedList a smart pointer list, will
> already solve it.
> Since then i would use for say the object in a canvas smart pointers
> too, and all will be fine, no matter if Lua or C++ releases its smrtPtr
> to the object first.
> I think it would make thinks easier.
I'm still a little sketchy about smart pointers. Does the template
code work in MSVC 6? The last I tried templates VC6 couldn't handle
them and I gave up.
Your smart pointer class is just a single header file right?
Regards,
John Labenski
-------------------------------------------------------
This SF.net email is sponsored by: Splunk Inc. Do you grep through log files
for problems? Stop! Download the new AJAX search engine that makes
searching your log files as easy as surfing the web. DOWNLOAD SPLUNK!
http://sel.as-us.falkag.net/sel?cmd=lnk&kid3432&bid#0486&dat1642
_______________________________________________
Wxlua-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/wxlua-users
