Re: Class[Symbol] question

[BB <adamnt42@xxxxxxxxx>]

On 21/9/24 3:58 am, Benoît Minisini wrote:
> Le 20/09/2024 à 20:19, BB a écrit :
> > On 21/9/24 1:52 am, Benoît Minisini wrote:
> > > Le 20/09/2024 à 18:07, BB a écrit :
> > > > Is there a way to tell at runtime whether a class symbol is inherited?
> > > >
> > > > tia
> > > >
> > > > b
> > >
> > > By looking in the parent class if you find the same symbol.
> > >
> > > What for?
> > I've got a complex project underway and it has a fairly complex set 
> > of classes that inherit from several layers of parents. I am trying 
> > to put a grid in the "common" display form showing all the properties 
> > of the current class and the values of the current object. I just 
> > want to test if a property is inherited or not and if not then that 
> > row is formatted bold. A bit like how the Help Browser does it.
> >
> > Why at runtime? Because I am having a hard time of it finding 
> > properties that are not being displayed (or not in the right place) 
> > and it would be easier if I could see the local properties highlighted.
> >
> > It sounds like a lot but the properties gridview is working fine and 
> > all the properties of the class are displayed. Its just that 
> > highlighting that is avoiding me.
> >
> > To expand your answer a little bit, I think that I need to load all 
> > the parent classes properties up the chain when I start to load the 
> > grid and then for each property in "this class" I could just check 
> > that list for the property name? Or would it be faster to check the 
> > Object.Class(thisclass.Name).Parent each time?
> >
> > How (in simple terms) does the help browser do it? I've tried wading 
> > through the IDE code but just can't find it.
> >
> > thanks
> >
> > b
>
> The IDE uses an internal representation of the component metadata 
> stored in the '*.info' an '*.list' files in '/usr/share/gambas3/info'.
>
> But as you are interested in classes already loaded, it's faster to 
> look at them directly.
>
> And to know if a class symbol comes from its parent, I look in the 
> parent as I told you.
>
> If a class is loaded, all its parent are necessarily loaded too.
>
> Regards,
A big thankyou Benoit!

Wasn't that hard after all - if you know what you are doing 😁

regards

b

Attachment: grid.png
Description: PNG image