Re: calling a parent window class method from a child window class

Thanks!
Your solution works perfectly. I'll have a look at generating a custom
event and propagating it. It's bound to be handy one day or the other!

On Wed, 17 Jul 2024 at 10:19, Rossano Paris <[email protected]> wrote:

> Hello Gregory
>
> Based on my experience it is always better working with events ...
> Anyway, in your child window .cpp file, you could try to use the code
> below
>
> # include "MyParentClass.h"
>
> CMyParentClass* pParent = (CMyParentClass*)this->GetParent();
> pParent->MyMethod( ... );
>
> On Wednesday 17 July 2024 at 10:07:41 UTC+2 Gregory van der Heijden wrote:
>
>> Hello,
>>
>> I am working on a plot/chart display wxWidgets application in which I
>> have in my main frame a child wxWindow for drawing the chart and a panel in
>> which I have four text controls.
>> I can set the min and max range for the X and Y axes of my chart with the
>> text controls but I have also implemented a mouse drag procedure to
>> directly select an area on the chart to zoom into (this procedure uses
>> mouse events in the chart window (child)).
>>
>> What I would like to do is update the values displayed in the text
>> controls when the chart axis ranges are modified by the mouse drag
>> procedure.
>>
>> *QUESTION: *Is there anyway for a child window (the class being nested
>> within the parent class) to call a parent window method directly?
>>
>> it is my understanding that one solution would be to create a custom
>> event in the child window that propagates to the parent which then handles
>> it. But is there any other (simpler) way of doing this?
>>
>> Thanks in advance!
>>
> --
> Please read https://www.wxwidgets.org/support/mlhowto.htm before posting.
> ---
> You received this message because you are subscribed to the Google Groups
> "wx-users" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/wx-users/0d5cdf29-f791-4d3a-a451-c1e1fef0070dn%40googlegroups.com
> <https://groups.google.com/d/msgid/wx-users/0d5cdf29-f791-4d3a-a451-c1e1fef0070dn%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
>


-- 
Gregory van der Heijden

-- 
Please read https://www.wxwidgets.org/support/mlhowto.htm before posting.
--- 
You received this message because you are subscribed to the Google Groups "wx-users" group.
To unsubscribe from this group and stop receiving emails from it, send an email to [email protected].
To view this discussion on the web visit https://groups.google.com/d/msgid/wx-users/CAAgFKuiiX4wiAReEy%3DUoPJj4g2NMF3m--hdRyDXLOpm3AeAn8g%40mail.gmail.com.