[Python-Dev] (no subject)

[MRAB]

On 2019-04-10 22:00, Terry Reedy wrote:
> On 4/10/2019 7:24 AM, Robert Okadar wrote:
>> Hi community,
>> 
>> I have developed a tkinter GUI component, Python v3.7. It runs very well in
>> Linux but seeing a huge performance impact in Windows 10. While in Linux an
>> almost real-time performance is achieved, in Windows it is slow to an
>> unusable level.
>> 
>> The code is somewhat stripped down from the original, but the performance
>> difference is the same anyway. The columns can be resized by clicking on
>> the column border and dragging it. Resizing works only for the top row (but
>> it resizes the entire column).
>> In this demo, all bindings are avoided to exclude influence on the
>> component performance and thus not included. If you resize the window
>> (i.e., if you maximize it), you must call the function table.fit() from
>> IDLE shell.
>> 
>> Does anyone know where is this huge difference in performance coming from?
>> Can anything be done about it?
> 
> For reasons explained by Steve, please send this instead to python-list
> https://mail.python.org/mailman/listinfo/python-list
> To access python-list as a newsgroup, skip comp.lang.python and use
> newsgroup gmane.comp.python.general at news.gmane.org.
> 
> I will respond there after testing/verifying and perhaps searching
> bugs.python.org for a similar issue.
> 
ttk has Treeview, which can be configured as a table.