Re: wx 3.3.0, wxGrid and custom renderer problems.

Does it help if you restrict the drawing to just *_ rect _*? i.e.: set a 
clipping rectangle to _rect_ before drawing anything ?

On Friday, July 4, 2025 at 8:40:00 AM UTC+1 Tony Kennedy wrote:

> Think I've found the issue. In the "Draw" function for my custom renderer, 
> I call "dc.Clear()". This seems to clear the entire grid, not just the area 
> to be rendered. If I comment this out, I get the rest of the grid drawing 
> correctly, just not my cell.
>
> void wxCustomCellRenderer::Draw(wxGrid& grid, wxGridCellAttr& attr, wxDC& 
> dc, const wxRect& rect, int row, int col, bool isSelected)
> {
>     dc.Clear();
>
>
>
> On Friday, 4 July 2025 at 08:25:12 UTC+1 Tony Kennedy wrote:
>
>> Hi all,
>>
>> I've got a wxGrid, and for one of the columns, I define a custom 
>> renderer. This was working fine in wx 3.1.5 and 3.2.6, but now I've updated 
>> to 3.3.0, most of the grid does not display properly if I enable the custom 
>> renderer.
>>
>> Is anyone aware of any problems with this?
>>
>> Thanks in advance,
>>
>> Tony.
>>
>

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