Re: [wxlua-users] Manual delete on wx

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

On 15.11.2013 at 23:37 John Labenski wrote:

> On Fri, Nov 15, 2013 at 5:34 PM, Andreas Falkenhahn <an...@fa...>wrote:
>  
> On 15.11.2013 at 23:28 John Labenski wrote:
>  
 >> You are supposed to use myButton:Destroy() to let wxWidgets
 >> properly delete it. The delete() function is available only for
 >> objects that are not owned by something else. It works on wxRects
 >> for example, but all wxWindows are supposed to be owned by their parent.
>  
>  Ok, but is myButton:Destroy() really equivalent to doing a "delete myButton"
>  in C++? I ask because I'm porting some C++ code to wxLua and the code
>  often deletes and then re-creates the button and I'm trying to imitate
>  this behaviour in wxLua....
>  





> Your C++ code is doing the wrong thing, the wxWidgets manual
> explicitly ask you to use Destroy() and not delete. You can call
> Show(false) if you want to make sure it is immediately hidden from the user (if necessary).
>  
> http://docs.wxwidgets.org/trunk/classwx_window.html#a6bf0c5be864544d9ce0560087667b7fc

Ok.... but it's strange that the code I'm talking about is actually official example code
by the wxWidgets authors! I'm talking about the Widgets Demo from this page:

http://www.wxwidgets.org/downloads/demos.htm

(second demo from the top)

It uses delete on the objects all the time... strange...

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