Re: PyGridTableBase

Tom B wrote:
> Posted this to the user forum but now think a wxpython developer might
> have better insight as there were zero replies, but lots of views..
>
> Does anyone know of examples where gridlib.PyGridTableBase is specialized
> to wrap a pandas dataframe object. 

Have you seen this one? https://gist.github.com/szs8/3669688

> The dataframe brings in a lot of functionality, such as sorting.  I've
> taken several examples and modified to use a wrapped
> dataframe, but the sort never works.  The dataframe does get
> sorted but the grid display is never updated.
> Attached is an example where the CVSData source works (commented out),
> and while PandasDataSource
> sorts the dataframe, the display not updated.     
>
> The CVXData version represents the table as a list of lists. Somewhere
> in the class structure there is an assumption that the table has to be
> a [[]], and not column data, even though you can override API's for
> accessing elements of the table?.  Or could it be I'm not overriding
> the needed functions ?
>

For the sorting issue, I wonder if it's just a matter of getting the
grid to refetch the visible values from the table?  When the sorting is
done I would try sending a GridTableMessage with an id of
GRIDTABLE_REQUEST_VIEW_GET_VALUES.


-- 
Robin Dunn
Software Craftsman
http://wxPython.org

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